[ 10.616006][ T246] br1: port 1(veth1) entered blocking state [ 10.616073][ T246] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.616076][ T246] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 246, name: ip [ 10.616077][ T246] preempt_count: 1, expected: 0 [ 10.616078][ T246] RCU nest depth: 0, expected: 0 [ 10.616079][ T246] locks held by ip/246: 5, last CPU#3: [ 10.616081][ T246] #0: ffffffff88ed2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 10.616093][ T246] #1: ffffffff88769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.616099][ T246] #2: ffffffff88769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.616102][ T246] #3: ffffffff88689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.616106][ T246] #4: ffffffff88689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.616110][ T246] irq event stamp: 16612 [ 10.616110][ T246] hardirqs last enabled at (16611): [] __down_trylock_console_sem+0x86/0xa0 [ 10.616113][ T246] hardirqs last disabled at (16612): [] console_emit_next_record+0x3d4/0x4c0 [ 10.616115][ T246] softirqs last enabled at (16522): [] __alloc_skb+0x4c2/0x5f0 [ 10.616118][ T246] softirqs last disabled at (16520): [] __alloc_skb+0x4c2/0x5f0 [ 10.616120][ T246] Preemption disabled at: [ 10.616121][ T246] [] vprintk_emit+0x31b/0x3e0 [ 10.616127][ T246] CPU: 3 UID: 0 PID: 246 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.616130][ T246] Tainted: [W]=WARN [ 10.616131][ T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.616133][ T246] Call Trace: [ 10.616134][ T246] [ 10.616136][ T246] dump_stack_lvl+0x6f/0xa0 [ 10.616142][ T246] ? vprintk_emit+0x31b/0x3e0 [ 10.616144][ T246] __might_resched.cold+0x1fe/0x2c1 [ 10.616148][ T246] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.616152][ T246] ? __kmalloc_noprof+0xdb/0x760 [ 10.616158][ T246] __kmalloc_noprof+0x443/0x760 [ 10.616160][ T246] ? alloc_buf.isra.0+0x4b/0x260 [ 10.616165][ T246] ? do_raw_spin_unlock+0x59/0x250 [ 10.616168][ T246] alloc_buf.isra.0+0x4b/0x260 [ 10.616171][ T246] put_chars+0x1e1/0x2f0 [ 10.616174][ T246] ? __send_to_port+0x420/0x420 [ 10.616178][ T246] ? validate_chain+0x34a/0xc20 [ 10.616182][ T246] hvc_console_print+0x292/0x780 [ 10.616184][ T246] ? mark_usage+0x61/0x170 [ 10.616186][ T246] ? __lock_acquire+0x518/0xc20 [ 10.616188][ T246] ? __lock_acquire+0x518/0xc20 [ 10.616192][ T246] ? hvc_write+0x3a0/0x3a0 [ 10.616194][ T246] ? console_emit_next_record+0x1df/0x4c0 [ 10.616197][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.616201][ T246] ? lock_acquire+0x13c/0x160 [ 10.616205][ T246] console_emit_next_record+0x22f/0x4c0 [ 10.616208][ T246] ? devkmsg_read+0x4b0/0x4b0 [ 10.616210][ T246] ? console_flush_one_record+0x106/0x710 [ 10.616213][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.616215][ T246] ? lock_acquire+0x13c/0x160 [ 10.616219][ T246] console_flush_one_record+0x46f/0x710 [ 10.616223][ T246] ? console_emit_next_record+0x4c0/0x4c0 [ 10.616225][ T246] ? __lock_acquire+0x518/0xc20 [ 10.616230][ T246] console_unlock+0xee/0x1f0 [ 10.616233][ T246] ? console_flush_one_record+0x710/0x710 [ 10.616235][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.616237][ T246] ? lock_acquire+0x60/0x160 [ 10.616241][ T246] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.616242][ T246] ? vprintk_emit+0x320/0x3e0 [ 10.616246][ T246] vprintk_emit+0x37c/0x3e0 [ 10.616249][ T246] ? wake_up_klogd_work_func+0x90/0x90 [ 10.616252][ T246] ? __lock_release.isra.0+0x69/0x1a0 [ 10.616253][ T246] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 10.616257][ T246] ? mark_held_locks+0x40/0x70 [ 10.616261][ T246] _printk+0xc7/0x100 [ 10.616265][ T246] ? snapshot_read.cold+0x21/0x21 [ 10.616269][ T246] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 10.616280][ T246] ? do_setlink.isra.0+0xa31/0x2750 [ 10.616282][ T246] ? rtnl_newlink+0x9f1/0x11c0 [ 10.616283][ T246] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.616287][ T246] br_set_state+0x22f/0x430 [bridge] [ 10.616297][ T246] br_init_port+0xc4/0x200 [bridge] [ 10.616305][ T246] new_nbp+0x39c/0x580 [bridge] [ 10.616314][ T246] br_add_if+0x212/0x1320 [bridge] [ 10.616321][ T246] ? is_bpf_text_address+0x72/0x110 [ 10.616325][ T246] ? kernel_text_address+0x149/0x170 [ 10.616328][ T246] ? __kernel_text_address+0x12/0x30 [ 10.616332][ T246] do_set_master+0x357/0x580 [ 10.616336][ T246] do_setlink.isra.0+0xa31/0x2750 [ 10.616339][ T246] ? stack_trace_save+0x93/0xc0 [ 10.616342][ T246] ? rtnl_link_get_size+0x350/0x350 [ 10.616344][ T246] ? rcu_read_lock_any_held+0x66/0x90 [ 10.616346][ T246] ? stack_depot_save_flags+0x38e/0x790 [ 10.616350][ T246] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.616352][ T246] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.616354][ T246] ? validate_chain+0x38b/0xc20 [ 10.616357][ T246] ? kasan_save_stack+0x3d/0x50 [ 10.616360][ T246] ? kasan_save_stack+0x2f/0x50 [ 10.616361][ T246] ? kasan_save_track+0x14/0x30 [ 10.616364][ T246] ? __lock_acquire+0x518/0xc20 [ 10.616365][ T246] ? netlink_seq_next+0xe/0x60 [ 10.616368][ T246] ? ___sys_sendmsg+0xb0/0x1d0 [ 10.616373][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 10.616375][ T246] ? rtnl_newlink+0x9a8/0x11c0 [ 10.616378][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.616380][ T246] ? lock_acquire+0x13c/0x160 [ 10.616382][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.616383][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.616385][ T246] ? trace_contention_end+0xb3/0x180 [ 10.616389][ T246] ? __mutex_lock+0x1db/0x1ea0 [ 10.616391][ T246] ? __mutex_lock+0x9a3/0x1ea0 [ 10.616393][ T246] ? rtnl_newlink+0x9a8/0x11c0 [ 10.616396][ T246] ? ww_mutex_lock+0x160/0x160 [ 10.616398][ T246] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.616403][ T246] ? __rtnl_newlink+0x3fa/0xa50 [ 10.616408][ T246] rtnl_newlink+0x9f1/0x11c0 [ 10.616413][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 10.616415][ T246] ? __lock_acquire+0x518/0xc20 [ 10.616419][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 10.616421][ T246] ? find_held_lock+0x2b/0x80 [ 10.616423][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 10.616425][ T246] ? __lock_release.isra.0+0x69/0x1a0 [ 10.616429][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 10.616431][ T246] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.616433][ T246] ? rtnl_link_fill+0x920/0x920 [ 10.616435][ T246] ? __lock_acquire+0x518/0xc20 [ 10.616439][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 10.616441][ T246] ? find_held_lock+0x2b/0x80 [ 10.616444][ T246] netlink_rcv_skb+0x14e/0x3a0 [ 10.616446][ T246] ? rtnl_link_fill+0x920/0x920 [ 10.616449][ T246] ? netlink_ack+0xcf0/0xcf0 [ 10.616455][ T246] ? netlink_deliver_tap+0xc5/0x330 [ 10.616456][ T246] ? netlink_deliver_tap+0x13c/0x330 [ 10.616460][ T246] netlink_unicast+0x486/0x750 [ 10.616464][ T246] ? netlink_attachskb+0x810/0x810 [ 10.616467][ T246] ? __lock_acquire+0x518/0xc20 [ 10.616471][ T246] netlink_sendmsg+0x735/0xc60 [ 10.616474][ T246] ? netlink_unicast+0x750/0x750 [ 10.616478][ T246] ? __might_fault+0x97/0x140 [ 10.616484][ T246] ____sys_sendmsg+0x415/0x880 [ 10.616486][ T246] ? copy_msghdr_from_user+0x279/0x420 [ 10.616488][ T246] ? get_timestamp.constprop.0+0x390/0x390 [ 10.616489][ T246] ? move_addr_to_kernel+0x40/0x40 [ 10.616497][ T246] ___sys_sendmsg+0x14e/0x1d0 [ 10.616499][ T246] ? copy_msghdr_from_user+0x420/0x420 [ 10.616515][ T246] __sys_sendmsg+0x12c/0x1d0 [ 10.616518][ T246] ? __sys_sendmsg_sock+0x20/0x20 [ 10.616524][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.616528][ T246] do_syscall_64+0xff/0x530 [ 10.616530][ T246] ? exc_page_fault+0xee/0x100 [ 10.616533][ T246] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.616535][ T246] RIP: 0033:0x7f85ae48954e [ 10.616538][ T246] 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 [ 10.616540][ T246] RSP: 002b:00007ffe05cd8e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.616542][ T246] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f85ae48954e [ 10.616544][ T246] RDX: 0000000000000000 RSI: 00007ffe05cd8ee0 RDI: 0000000000000005 [ 10.616545][ T246] RBP: 00007ffe05cd8e40 R08: 0000000000000000 R09: 0000000000000000 [ 10.616545][ T246] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b441 [ 10.616546][ T246] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe05cd95a0 [ 10.616553][ T246] [ 10.653422][ T246] br1: port 1(veth1) entered disabled state [ 10.653739][ T246] veth1: entered allmulticast mode [ 10.655236][ T246] veth1: entered promiscuous mode [ 10.661686][ T246] ip (246) used greatest stack depth: 23336 bytes left [ 10.686343][ T64] br1: port 1(veth1) entered blocking state [ 10.686722][ T64] br1: port 1(veth1) entered forwarding state [ 10.710728][ T248] br1: port 2(veth2) entered blocking state [ 10.711092][ T248] br1: port 2(veth2) entered disabled state [ 10.711423][ T248] veth2: entered allmulticast mode [ 10.712974][ T248] veth2: entered promiscuous mode [ 10.743198][ T59] br1: port 2(veth2) entered blocking state [ 10.743523][ T59] br1: port 2(veth2) entered forwarding state [ 18.405431][ T301] GACT probability NOT on [ 18.405450][ T301] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.405453][ T301] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 301, name: modprobe [ 18.405455][ T301] preempt_count: 1, expected: 0 [ 18.405456][ T301] RCU nest depth: 0, expected: 0 [ 18.405457][ T301] locks held by modprobe/301: 4, last CPU#2: [ 18.405459][ T301] #0: ffffffff88769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.405471][ T301] #1: ffffffff88769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.405475][ T301] #2: ffffffff88689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.405480][ T301] #3: ffffffff88689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.405484][ T301] irq event stamp: 21672 [ 18.405485][ T301] hardirqs last enabled at (21671): [] __down_trylock_console_sem+0x86/0xa0 [ 18.405487][ T301] hardirqs last disabled at (21672): [] console_emit_next_record+0x3d4/0x4c0 [ 18.405489][ T301] softirqs last enabled at (20358): [] handle_softirqs+0x67c/0x900 [ 18.405493][ T301] softirqs last disabled at (20353): [] __irq_exit_rcu+0x145/0x1c0 [ 18.405495][ T301] Preemption disabled at: [ 18.405495][ T301] [] vprintk_emit+0x31b/0x3e0 [ 18.405501][ T301] CPU: 2 UID: 0 PID: 301 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.405505][ T301] Tainted: [W]=WARN [ 18.405506][ T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.405507][ T301] Call Trace: [ 18.405509][ T301] [ 18.405510][ T301] dump_stack_lvl+0x6f/0xa0 [ 18.405516][ T301] ? vprintk_emit+0x31b/0x3e0 [ 18.405518][ T301] __might_resched.cold+0x1fe/0x2c1 [ 18.405523][ T301] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.405527][ T301] ? __kmalloc_noprof+0xdb/0x760 [ 18.405532][ T301] __kmalloc_noprof+0x443/0x760 [ 18.405534][ T301] ? alloc_buf.isra.0+0x4b/0x260 [ 18.405540][ T301] ? do_raw_spin_unlock+0x59/0x250 [ 18.405543][ T301] alloc_buf.isra.0+0x4b/0x260 [ 18.405546][ T301] put_chars+0x1e1/0x2f0 [ 18.405548][ T301] ? desc_read_finalized_seq+0x79/0x120 [ 18.405550][ T301] ? __send_to_port+0x420/0x420 [ 18.405553][ T301] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.405556][ T301] ? validate_chain+0x38b/0xc20 [ 18.405560][ T301] hvc_console_print+0x292/0x780 [ 18.405563][ T301] ? __lock_acquire+0x518/0xc20 [ 18.405565][ T301] ? __lock_acquire+0x518/0xc20 [ 18.405569][ T301] ? hvc_write+0x3a0/0x3a0 [ 18.405570][ T301] ? console_emit_next_record+0x1df/0x4c0 [ 18.405573][ T301] ? rcu_is_watching+0x16/0xd0 [ 18.405576][ T301] ? lock_acquire+0x13c/0x160 [ 18.405580][ T301] console_emit_next_record+0x22f/0x4c0 [ 18.405584][ T301] ? devkmsg_read+0x4b0/0x4b0 [ 18.405586][ T301] ? console_flush_one_record+0x106/0x710 [ 18.405589][ T301] ? rcu_is_watching+0x16/0xd0 [ 18.405591][ T301] ? lock_acquire+0x13c/0x160 [ 18.405595][ T301] console_flush_one_record+0x46f/0x710 [ 18.405599][ T301] ? console_emit_next_record+0x4c0/0x4c0 [ 18.405600][ T301] ? __lock_acquire+0x518/0xc20 [ 18.405605][ T301] console_unlock+0xee/0x1f0 [ 18.405608][ T301] ? console_flush_one_record+0x710/0x710 [ 18.405610][ T301] ? rcu_is_watching+0x16/0xd0 [ 18.405612][ T301] ? lock_acquire+0x60/0x160 [ 18.405616][ T301] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.405617][ T301] ? vprintk_emit+0x320/0x3e0 [ 18.405620][ T301] vprintk_emit+0x37c/0x3e0 [ 18.405624][ T301] ? wake_up_klogd_work_func+0x90/0x90 [ 18.405630][ T301] ? llc_exit+0x3e0/0x3e0 [llc] [ 18.405633][ T301] _printk+0xc7/0x100 [ 18.405637][ T301] ? snapshot_read.cold+0x21/0x21 [ 18.405643][ T301] ? do_one_initcall+0x113/0x4f0 [ 18.405645][ T301] gact_init_module+0x15/0x1000 [act_gact] [ 18.405648][ T301] do_one_initcall+0x124/0x4f0 [ 18.405651][ T301] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 18.405655][ T301] ? do_init_module+0xae/0x8a0 [ 18.405658][ T301] ? kasan_unpoison+0x44/0x70 [ 18.405663][ T301] do_init_module+0x2ad/0x8a0 [ 18.405666][ T301] ? lockdep_hardirqs_on+0x91/0x130 [ 18.405671][ T301] ? free_module+0x470/0x470 [ 18.405674][ T301] ? kfree+0x123/0x590 [ 18.405677][ T301] load_module+0x1424/0x1bb0 [ 18.405684][ T301] ? layout_and_allocate.isra.0+0x680/0x680 [ 18.405688][ T301] ? __ia32_sys_fsconfig+0x180/0x180 [ 18.405691][ T301] ? ovl_real_file+0x172/0x1e0 [ 18.405695][ T301] ? backing_file_read_iter+0x541/0x790 [ 18.405698][ T301] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.405702][ T301] init_module_from_file+0x11f/0x1a0 [ 18.405705][ T301] ? __do_sys_init_module+0x220/0x220 [ 18.405713][ T301] ? __rwlock_init+0x150/0x150 [ 18.405716][ T301] ? do_raw_spin_unlock+0x59/0x250 [ 18.405719][ T301] idempotent_init_module+0x37b/0x7c0 [ 18.405722][ T301] ? init_module_from_file+0x1a0/0x1a0 [ 18.405729][ T301] ? rcu_is_watching+0x16/0xd0 [ 18.405731][ T301] ? cap_capable+0x1d7/0x3d0 [ 18.405737][ T301] __x64_sys_finit_module+0xdf/0x190 [ 18.405739][ T301] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 18.405743][ T301] do_syscall_64+0xff/0x530 [ 18.405744][ T301] ? irq_exit_rcu+0x1a/0x30 [ 18.405747][ T301] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.405749][ T301] RIP: 0033:0x7f3580e1637d [ 18.405752][ T301] 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 [ 18.405754][ T301] RSP: 002b:00007ffd454223a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 18.405757][ T301] RAX: ffffffffffffffda RBX: 0000563c3789e810 RCX: 00007f3580e1637d [ 18.405758][ T301] RDX: 0000000000000000 RSI: 0000563c147b9ffd RDI: 0000000000000000 [ 18.405759][ T301] RBP: 00007ffd45422440 R08: 0000000000000000 R09: 0000000000000000 [ 18.405760][ T301] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563c147b9ffd [ 18.405761][ T301] R13: 0000563c3789e960 R14: 0000000000040000 R15: 0000000000000000 [ 18.405767][ T301] [ 25.964902][ C1] [ 25.964919][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.964921][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/1 [ 25.964923][ C1] preempt_count: 104, expected: 0 [ 25.964924][ C1] RCU nest depth: 0, expected: 0 [ 25.964925][ C1] INFO: lockdep is turned off. [ 25.964926][ C1] irq event stamp: 862854 [ 25.964926][ C1] hardirqs last enabled at (862854): [] asm_sysvec_call_function_single+0x1a/0x20 [ 25.964935][ C1] hardirqs last disabled at (862853): [] sysvec_call_function_single+0x12/0xe0 [ 25.964938][ C1] softirqs last enabled at (862812): [] handle_softirqs+0x67c/0x900 [ 25.964942][ C1] softirqs last disabled at (862849): [] __irq_exit_rcu+0x145/0x1c0 [ 25.964944][ C1] Preemption disabled at: [ 25.964944][ C1] [<0000000000000000>] 0x0 [ 25.964950][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.964953][ C1] Tainted: [W]=WARN [ 25.964954][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.964956][ C1] Call Trace: [ 25.964958][ C1] [ 25.964959][ C1] dump_stack_lvl+0x6f/0xa0 [ 25.964965][ C1] __might_resched.cold+0x1fe/0x2c1 [ 25.964968][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.964971][ C1] ? __asan_memcpy+0x3c/0x60 [ 25.964974][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.964977][ C1] __kmalloc_noprof+0x443/0x760 [ 25.964980][ C1] ? __rwlock_init+0x150/0x150 [ 25.964983][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 25.964987][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 25.964988][ C1] alloc_buf.isra.0+0x4b/0x260 [ 25.964990][ C1] put_chars+0x1e1/0x2f0 [ 25.964992][ C1] ? __send_to_port+0x420/0x420 [ 25.964994][ C1] ? console_prepend_replay+0x20/0x20 [ 25.964997][ C1] hvc_console_print+0x292/0x780 [ 25.965000][ C1] ? hvc_write+0x3a0/0x3a0 [ 25.965002][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.965003][ C1] ? lock_acquire+0x13c/0x160 [ 25.965005][ C1] console_emit_next_record+0x22f/0x4c0 [ 25.965008][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 25.965010][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.965011][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.965013][ C1] ? lock_acquire+0x13c/0x160 [ 25.965015][ C1] ? console_flush_one_record+0x111/0x710 [ 25.965016][ C1] console_flush_one_record+0x46f/0x710 [ 25.965019][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 25.965021][ C1] console_unlock+0xee/0x1f0 [ 25.965023][ C1] ? lock_acquire+0x13c/0x160 [ 25.965024][ C1] ? console_flush_one_record+0x710/0x710 [ 25.965026][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.965027][ C1] ? lock_release+0x184/0x1f0 [ 25.965029][ C1] ? lock_acquire+0x60/0x160 [ 25.965031][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.965032][ C1] ? vprintk_emit+0x320/0x3e0 [ 25.965034][ C1] vprintk_emit+0x37c/0x3e0 [ 25.965036][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 25.965038][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.965050][ C1] ? lock_release+0x184/0x1f0 [ 25.965051][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.965058][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.965063][ C1] ? is_module_text_address+0x154/0x250 [ 25.965067][ C1] _printk+0xc7/0x100 [ 25.965070][ C1] ? snapshot_read.cold+0x21/0x21 [ 25.965071][ C1] ? arch_stack_walk+0xd7/0x130 [ 25.965075][ C1] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.965077][ C1] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 25.965079][ C1] print_irq_inversion_bug.part.0+0x32/0xc0 [ 25.965081][ C1] mark_lock_irq+0x989/0x9c0 [ 25.965084][ C1] mark_lock+0x1d7/0xa00 [ 25.965086][ C1] mark_usage+0x42/0x170 [ 25.965087][ C1] __lock_acquire+0x388/0xc20 [ 25.965089][ C1] ? __irq_exit_rcu+0x16/0x1c0 [ 25.965090][ C1] ? irq_exit_rcu+0x1a/0x30 [ 25.965091][ C1] ? sysvec_call_function_single+0x4c/0xe0 [ 25.965093][ C1] lock_acquire.part.0+0xd4/0x280 [ 25.965095][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.965101][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.965103][ C1] ? lock_acquire+0x13c/0x160 [ 25.965105][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 25.965111][ C1] _raw_spin_lock+0x33/0x40 [ 25.965113][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.965119][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.965125][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 25.965131][ C1] call_timer_fn+0x160/0x4d0 [ 25.965134][ C1] ? detach_if_pending+0x1d0/0x1d0 [ 25.965136][ C1] ? debug_object_active_state+0x430/0x430 [ 25.965139][ C1] ? find_held_lock+0x2b/0x80 [ 25.965141][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 25.965143][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.965145][ C1] __run_timers+0x68f/0xaa0 [ 25.965147][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 25.965153][ C1] ? __bpf_trace_itimer_expire+0x10/0x10 [ 25.965155][ C1] ? __lock_acquire+0x518/0xc20 [ 25.965158][ C1] ? __rwlock_init+0x150/0x150 [ 25.965160][ C1] run_timer_softirq+0xf0/0x160 [ 25.965162][ C1] ? __run_timers+0xaa0/0xaa0 [ 25.965164][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 25.965166][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.965168][ C1] handle_softirqs+0x1d3/0x900 [ 25.965169][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 25.965171][ C1] ? _local_bh_enable+0xc0/0xc0 [ 25.965173][ C1] __irq_exit_rcu+0x145/0x1c0 [ 25.965174][ C1] irq_exit_rcu+0xe/0x30 [ 25.965176][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 25.965178][ C1] [ 25.965178][ C1] [ 25.965179][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 25.965180][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 25.965182][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 25.965185][ C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 25.965186][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 25.965189][ C1] RAX: 00000000000d2a7f RBX: ff11000001bea380 RCX: ffffffff854f0307 [ 25.965191][ C1] RDX: ff11000001bea380 RSI: ffffffff88238af6 RDI: ffffffff87c8d8e0 [ 25.965191][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 25.965192][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 25.965193][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 25.965194][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 25.965197][ C1] default_idle+0x9/0x10 [ 25.965199][ C1] default_idle_call+0x6e/0xb0 [ 25.965201][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 25.965202][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 25.965204][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 25.965206][ C1] ? default_idle_call+0x98/0xb0 [ 25.965208][ C1] ? rcu_is_watching+0x16/0xd0 [ 25.965210][ C1] do_idle+0xd8/0x190 [ 25.965211][ C1] cpu_startup_entry+0x53/0x70 [ 25.965213][ C1] start_secondary+0x204/0x2b0 [ 25.965215][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 25.965217][ C1] common_startup_64+0x13e/0x148 [ 25.965220][ C1] [ 25.985818][ C1] ======================================================== [ 25.986014][ C1] WARNING: possible irq lock inversion dependency detected [ 25.986208][ C1] 7.2.0-virtme #1 Tainted: G W [ 25.986368][ C1] -------------------------------------------------------- [ 25.986556][ C1] swapper/1/0 just changed the state of lock: [ 25.986717][ C1] ff11000014ac2e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.986992][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 25.987189][ C1] (fs_reclaim){+.+.}-{0:0} [ 25.987192][ C1] [ 25.987192][ C1] [ 25.987192][ C1] and interrupts could create inverse lock ordering between them. [ 25.987192][ C1] [ 25.987661][ C1] [ 25.987661][ C1] other info that might help us debug this: [ 25.987851][ C1] Chain exists of: [ 25.987851][ C1] &br->lock --> console_owner --> fs_reclaim [ 25.987851][ C1] [ 25.988146][ C1] Possible interrupt unsafe locking scenario: [ 25.988146][ C1] [ 25.988338][ C1] CPU0 CPU1 [ 25.988468][ C1] ---- ---- [ 25.988598][ C1] lock(fs_reclaim); [ 25.988701][ C1] local_irq_disable(); [ 25.988863][ C1] lock(&br->lock); [ 25.989033][ C1] lock(console_owner); [ 25.989194][ C1] [ 25.989294][ C1] lock(&br->lock); [ 25.989394][ C1] [ 25.989394][ C1] *** DEADLOCK *** [ 25.989394][ C1] [ 25.989585][ C1] locks held by swapper/1/0: 1, last CPU#1: [ 25.989747][ C1] #0: ffa00000001d0c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 25.990012][ C1] [ 25.990012][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 25.990237][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 25.990371][ C1] HARDIRQ-ON-W at: [ 25.990481][ C1] __lock_acquire+0x388/0xc20 [ 25.990651][ C1] lock_acquire.part.0+0xd4/0x280 [ 25.990813][ C1] fs_reclaim_acquire+0xd5/0x120 [ 25.990981][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 25.991176][ C1] kthread_create_worker_on_node+0xea/0x210 [ 25.991374][ C1] workqueue_init+0x2a/0x680 [ 25.991538][ C1] kernel_init_freeable+0x2fe/0x630 [ 25.991778][ C1] kernel_init+0x21/0x150 [ 25.991948][ C1] ret_from_fork+0x474/0x6b0 [ 25.992155][ C1] ret_from_fork_asm+0x11/0x20 [ 25.992364][ C1] SOFTIRQ-ON-W at: [ 25.992462][ C1] __lock_acquire+0x388/0xc20 [ 25.992670][ C1] lock_acquire.part.0+0xd4/0x280 [ 25.992830][ C1] fs_reclaim_acquire+0xd5/0x120 [ 25.993037][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 25.993275][ C1] kthread_create_worker_on_node+0xea/0x210 [ 25.993471][ C1] workqueue_init+0x2a/0x680 [ 25.993677][ C1] kernel_init_freeable+0x2fe/0x630 [ 25.993920][ C1] kernel_init+0x21/0x150 [ 25.994082][ C1] ret_from_fork+0x474/0x6b0 [ 25.994289][ C1] ret_from_fork_asm+0x11/0x20 [ 25.994499][ C1] INITIAL USE at: [ 25.994596][ C1] __lock_acquire+0x388/0xc20 [ 25.994803][ C1] lock_acquire.part.0+0xd4/0x280 [ 25.994971][ C1] fs_reclaim_acquire+0xd5/0x120 [ 25.995177][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 25.995416][ C1] kthread_create_worker_on_node+0xea/0x210 [ 25.995613][ C1] workqueue_init+0x2a/0x680 [ 25.995820][ C1] kernel_init_freeable+0x2fe/0x630 [ 25.996031][ C1] kernel_init+0x21/0x150 [ 25.996195][ C1] ret_from_fork+0x474/0x6b0 [ 25.996401][ C1] ret_from_fork_asm+0x11/0x20 [ 25.996607][ C1] } [ 25.996675][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 25.996918][ C1] ... acquired at: [ 25.997019][ C1] __lock_acquire+0x518/0xc20 [ 25.997150][ C1] lock_acquire.part.0+0xd4/0x280 [ 25.997322][ C1] fs_reclaim_acquire+0xd5/0x120 [ 25.997452][ C1] __kmalloc_noprof+0xd3/0x760 [ 25.997624][ C1] alloc_buf.isra.0+0x4b/0x260 [ 25.997753][ C1] put_chars+0x1e1/0x2f0 [ 25.997929][ C1] hvc_console_print+0x292/0x780 [ 25.998059][ C1] console_emit_next_record+0x22f/0x4c0 [ 25.998231][ C1] console_flush_one_record+0x46f/0x710 [ 25.998360][ C1] console_unlock+0xee/0x1f0 [ 25.998533][ C1] vprintk_emit+0x37c/0x3e0 [ 25.998664][ C1] dev_vprintk_emit+0x27f/0x2c0 [ 25.998837][ C1] dev_printk_emit+0xb9/0xee [ 25.998973][ C1] _dev_info+0xe2/0x116 [ 25.999113][ C1] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 25.999276][ C1] cmos_do_probe+0x73b/0x98a [ 25.999448][ C1] platform_probe+0xfe/0x1f0 [ 25.999577][ C1] call_driver_probe+0x61/0x1c0 [ 25.999750][ C1] really_probe+0x199/0x760 [ 25.999880][ C1] __driver_probe_device+0x24f/0x440 [ 26.000056][ C1] driver_probe_device+0x4a/0xf0 [ 26.000184][ C1] __driver_attach+0x1b8/0x540 [ 26.000358][ C1] bus_for_each_dev+0x130/0x1e0 [ 26.000486][ C1] bus_add_driver+0x2c8/0x530 [ 26.000659][ C1] driver_register+0x1a3/0x390 [ 26.000788][ C1] __platform_driver_probe+0x13f/0x270 [ 26.000968][ C1] cmos_init+0x31/0x40 [ 26.001066][ C1] do_one_initcall+0x124/0x4f0 [ 26.001238][ C1] kernel_init_freeable+0x596/0x630 [ 26.001365][ C1] kernel_init+0x21/0x150 [ 26.001539][ C1] ret_from_fork+0x474/0x6b0 [ 26.001669][ C1] ret_from_fork_asm+0x11/0x20 [ 26.001842][ C1] [ 26.001915][ C1] -> (console_owner){....}-{0:0} { [ 26.002091][ C1] INITIAL USE at: [ 26.002189][ C1] } [ 26.002255][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 26.002490][ C1] ... acquired at: [ 26.002585][ C1] __lock_acquire+0x518/0xc20 [ 26.002758][ C1] lock_acquire.part.0+0xd4/0x280 [ 26.002886][ C1] console_lock_spinning_enable+0x5c/0x60 [ 26.003094][ C1] console_emit_next_record+0x1d1/0x4c0 [ 26.003221][ C1] console_flush_one_record+0x46f/0x710 [ 26.003395][ C1] console_unlock+0xee/0x1f0 [ 26.003525][ C1] vprintk_emit+0x37c/0x3e0 [ 26.003699][ C1] _printk+0xc7/0x100 [ 26.003798][ C1] br_set_state+0x22f/0x430 [bridge] [ 26.003981][ C1] br_init_port+0xc4/0x200 [bridge] [ 26.004118][ C1] br_stp_enable_port+0x12/0x50 [bridge] [ 26.004327][ C1] br_port_carrier_check+0x220/0x430 [bridge] [ 26.004536][ C1] br_device_event+0x52d/0x8f0 [bridge] [ 26.004671][ C1] notifier_call_chain+0xae/0x300 [ 26.004845][ C1] netif_state_change+0x139/0x340 [ 26.004979][ C1] __linkwatch_run_queue+0x34c/0x750 [ 26.005153][ C1] linkwatch_event+0x7f/0xb0 [ 26.005282][ C1] process_one_work+0xe3e/0x1560 [ 26.005457][ C1] worker_thread+0x4f1/0xd60 [ 26.005586][ C1] kthread+0x367/0x460 [ 26.005683][ C1] ret_from_fork+0x474/0x6b0 [ 26.005855][ C1] ret_from_fork_asm+0x11/0x20 [ 26.005991][ C1] [ 26.006099][ C1] -> (&br->lock){+.-.}-{3:3} { [ 26.006232][ C1] HARDIRQ-ON-W at: [ 26.006375][ C1] __lock_acquire+0x388/0xc20 [ 26.006540][ C1] lock_acquire.part.0+0xd4/0x280 [ 26.006747][ C1] _raw_spin_lock_bh+0x38/0x50 [ 26.006918][ C1] recalculate_group_addr+0x51/0x120 [bridge] [ 26.007166][ C1] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.007410][ C1] br_changelink+0x575/0x16e0 [bridge] [ 26.007621][ C1] br_dev_newlink+0xeb/0x160 [bridge] [ 26.007789][ C1] rtnl_newlink_create+0x2d0/0x750 [ 26.007958][ C1] __rtnl_newlink+0x22b/0xa50 [ 26.008118][ C1] rtnl_newlink+0x9f1/0x11c0 [ 26.008325][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.008534][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 26.008698][ C1] netlink_unicast+0x486/0x750 [ 26.008905][ C1] netlink_sendmsg+0x735/0xc60 [ 26.009119][ C1] ____sys_sendmsg+0x415/0x880 [ 26.009288][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 26.009499][ C1] __sys_sendmsg+0x12c/0x1d0 [ 26.009664][ C1] do_syscall_64+0xff/0x530 [ 26.009873][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.010119][ C1] IN-SOFTIRQ-W at: [ 26.010219][ C1] __lock_acquire+0x388/0xc20 [ 26.010432][ C1] lock_acquire.part.0+0xd4/0x280 [ 26.010630][ C1] _raw_spin_lock+0x33/0x40 [ 26.010844][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.011109][ C1] call_timer_fn+0x160/0x4d0 [ 26.011273][ C1] __run_timers+0x68f/0xaa0 [ 26.011483][ C1] run_timer_softirq+0xf0/0x160 [ 26.011693][ C1] handle_softirqs+0x1d3/0x900 [ 26.011859][ C1] __irq_exit_rcu+0x145/0x1c0 [ 26.012073][ C1] irq_exit_rcu+0xe/0x30 [ 26.012280][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.012475][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.012714][ C1] pv_native_safe_halt+0xf/0x10 [ 26.012926][ C1] default_idle+0x9/0x10 [ 26.013088][ C1] default_idle_call+0x6e/0xb0 [ 26.013294][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.013535][ C1] do_idle+0xd8/0x190 [ 26.013665][ C1] cpu_startup_entry+0x53/0x70 [ 26.013872][ C1] start_secondary+0x204/0x2b0 [ 26.014043][ C1] common_startup_64+0x13e/0x148 [ 26.014251][ C1] INITIAL USE at: [ 26.014347][ C1] __lock_acquire+0x388/0xc20 [ 26.014554][ C1] lock_acquire.part.0+0xd4/0x280 [ 26.014763][ C1] _raw_spin_lock_bh+0x38/0x50 [ 26.014932][ C1] recalculate_group_addr+0x51/0x120 [bridge] [ 26.015176][ C1] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.015418][ C1] br_changelink+0x575/0x16e0 [bridge] [ 26.015584][ C1] br_dev_newlink+0xeb/0x160 [bridge] [ 26.015796][ C1] rtnl_newlink_create+0x2d0/0x750 [ 26.016010][ C1] __rtnl_newlink+0x22b/0xa50 [ 26.016174][ C1] rtnl_newlink+0x9f1/0x11c0 [ 26.016381][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.016587][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 26.016752][ C1] netlink_unicast+0x486/0x750 [ 26.016964][ C1] netlink_sendmsg+0x735/0xc60 [ 26.017128][ C1] ____sys_sendmsg+0x415/0x880 [ 26.017336][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 26.017542][ C1] __sys_sendmsg+0x12c/0x1d0 [ 26.017706][ C1] do_syscall_64+0xff/0x530 [ 26.017918][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.018158][ C1] } [ 26.018223][ C1] ... key at: [] __key.7+0x0/0x40 [bridge] [ 26.018463][ C1] ... acquired at: [ 26.018557][ C1] mark_lock+0x1d7/0xa00 [ 26.018730][ C1] mark_usage+0x42/0x170 [ 26.018857][ C1] __lock_acquire+0x388/0xc20 [ 26.019034][ C1] lock_acquire.part.0+0xd4/0x280 [ 26.019161][ C1] _raw_spin_lock+0x33/0x40 [ 26.019331][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.019498][ C1] call_timer_fn+0x160/0x4d0 [ 26.019670][ C1] __run_timers+0x68f/0xaa0 [ 26.019800][ C1] run_timer_softirq+0xf0/0x160 [ 26.019976][ C1] handle_softirqs+0x1d3/0x900 [ 26.020104][ C1] __irq_exit_rcu+0x145/0x1c0 [ 26.020278][ C1] irq_exit_rcu+0xe/0x30 [ 26.020405][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.020609][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.020771][ C1] pv_native_safe_halt+0xf/0x10 [ 26.020947][ C1] default_idle+0x9/0x10 [ 26.021075][ C1] default_idle_call+0x6e/0xb0 [ 26.021247][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.021452][ C1] do_idle+0xd8/0x190 [ 26.021550][ C1] cpu_startup_entry+0x53/0x70 [ 26.021678][ C1] start_secondary+0x204/0x2b0 [ 26.021849][ C1] common_startup_64+0x13e/0x148 [ 26.021985][ C1] [ 26.022092][ C1] [ 26.022092][ C1] stack backtrace: [ 26.022250][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.022254][ C1] Tainted: [W]=WARN [ 26.022254][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.022255][ C1] Call Trace: [ 26.022256][ C1] [ 26.022257][ C1] dump_stack_lvl+0x6f/0xa0 [ 26.022260][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.022262][ C1] mark_lock_irq+0x989/0x9c0 [ 26.022265][ C1] mark_lock+0x1d7/0xa00 [ 26.022267][ C1] mark_usage+0x42/0x170 [ 26.022268][ C1] __lock_acquire+0x388/0xc20 [ 26.022270][ C1] ? __irq_exit_rcu+0x16/0x1c0 [ 26.022271][ C1] ? irq_exit_rcu+0x1a/0x30 [ 26.022273][ C1] ? sysvec_call_function_single+0x4c/0xe0 [ 26.022275][ C1] lock_acquire.part.0+0xd4/0x280 [ 26.022276][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.022283][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.022286][ C1] ? lock_acquire+0x13c/0x160 [ 26.022287][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.022293][ C1] _raw_spin_lock+0x33/0x40 [ 26.022295][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.022301][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.022307][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.022313][ C1] call_timer_fn+0x160/0x4d0 [ 26.022315][ C1] ? detach_if_pending+0x1d0/0x1d0 [ 26.022316][ C1] ? debug_object_active_state+0x430/0x430 [ 26.022319][ C1] ? find_held_lock+0x2b/0x80 [ 26.022321][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 26.022323][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.022325][ C1] __run_timers+0x68f/0xaa0 [ 26.022326][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.022333][ C1] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.022335][ C1] ? __lock_acquire+0x518/0xc20 [ 26.022337][ C1] ? __rwlock_init+0x150/0x150 [ 26.022339][ C1] run_timer_softirq+0xf0/0x160 [ 26.022341][ C1] ? __run_timers+0xaa0/0xaa0 [ 26.022343][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.022345][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.022347][ C1] handle_softirqs+0x1d3/0x900 [ 26.022349][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 26.022350][ C1] ? _local_bh_enable+0xc0/0xc0 [ 26.022352][ C1] __irq_exit_rcu+0x145/0x1c0 [ 26.022354][ C1] irq_exit_rcu+0xe/0x30 [ 26.022355][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.022357][ C1] [ 26.022357][ C1] [ 26.022358][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 26.022359][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.022361][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.022363][ C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 26.022364][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 26.022366][ C1] RAX: 00000000000d2a7f RBX: ff11000001bea380 RCX: ffffffff854f0307 [ 26.022367][ C1] RDX: ff11000001bea380 RSI: ffffffff88238af6 RDI: ffffffff87c8d8e0 [ 26.022368][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.022369][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 26.022369][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.022371][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.022373][ C1] default_idle+0x9/0x10 [ 26.022374][ C1] default_idle_call+0x6e/0xb0 [ 26.022376][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.022378][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 26.022379][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 26.022381][ C1] ? default_idle_call+0x98/0xb0 [ 26.022382][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.022384][ C1] do_idle+0xd8/0x190 [ 26.022386][ C1] cpu_startup_entry+0x53/0x70 [ 26.022387][ C1] start_secondary+0x204/0x2b0 [ 26.022389][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 26.022391][ C1] common_startup_64+0x13e/0x148 [ 26.022393][ C1] [ 52.129732][ T1734] br1: port 2(veth2) entered disabled state [ 52.129746][ T1734] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 52.129749][ T1734] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1734, name: ip [ 52.129750][ T1734] preempt_count: 202, expected: 0 [ 52.129751][ T1734] RCU nest depth: 0, expected: 0 [ 52.129752][ T1734] INFO: lockdep is turned off. [ 52.129753][ T1734] irq event stamp: 0 [ 52.129754][ T1734] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 52.129758][ T1734] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 52.129764][ T1734] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 52.129766][ T1734] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 52.129768][ T1734] Preemption disabled at: [ 52.129768][ T1734] [<0000000000000000>] 0x0 [ 52.129773][ T1734] CPU: 2 UID: 0 PID: 1734 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 52.129776][ T1734] Tainted: [W]=WARN [ 52.129778][ T1734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.129779][ T1734] Call Trace: [ 52.129781][ T1734] [ 52.129782][ T1734] dump_stack_lvl+0x6f/0xa0 [ 52.129787][ T1734] __might_resched.cold+0x1fe/0x2c1 [ 52.129791][ T1734] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 52.129795][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129799][ T1734] __kmalloc_noprof+0x443/0x760 [ 52.129803][ T1734] ? __rwlock_init+0x150/0x150 [ 52.129806][ T1734] ? alloc_buf.isra.0+0x4b/0x260 [ 52.129809][ T1734] ? do_raw_spin_unlock+0x59/0x250 [ 52.129811][ T1734] alloc_buf.isra.0+0x4b/0x260 [ 52.129813][ T1734] put_chars+0x1e1/0x2f0 [ 52.129815][ T1734] ? __send_to_port+0x420/0x420 [ 52.129816][ T1734] ? printk_get_next_message+0x240/0x650 [ 52.129820][ T1734] hvc_console_print+0x292/0x780 [ 52.129823][ T1734] ? hvc_write+0x3a0/0x3a0 [ 52.129825][ T1734] ? __rwlock_init+0x150/0x150 [ 52.129827][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129828][ T1734] ? lock_acquire+0x13c/0x160 [ 52.129830][ T1734] console_emit_next_record+0x22f/0x4c0 [ 52.129833][ T1734] ? devkmsg_read+0x4b0/0x4b0 [ 52.129835][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129837][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129838][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129840][ T1734] ? lock_acquire+0x13c/0x160 [ 52.129842][ T1734] ? console_flush_one_record+0x111/0x710 [ 52.129843][ T1734] console_flush_one_record+0x46f/0x710 [ 52.129845][ T1734] ? console_emit_next_record+0x4c0/0x4c0 [ 52.129848][ T1734] console_unlock+0xee/0x1f0 [ 52.129850][ T1734] ? lock_acquire+0x13c/0x160 [ 52.129851][ T1734] ? console_flush_one_record+0x710/0x710 [ 52.129855][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129857][ T1734] ? lock_release+0x184/0x1f0 [ 52.129858][ T1734] ? lock_acquire+0x60/0x160 [ 52.129860][ T1734] ? __rcu_read_lock+0x30/0x70 [ 52.129862][ T1734] ? __down_trylock_console_sem+0x5e/0xa0 [ 52.129863][ T1734] ? vprintk_emit+0x320/0x3e0 [ 52.129865][ T1734] vprintk_emit+0x37c/0x3e0 [ 52.129868][ T1734] ? wake_up_klogd_work_func+0x90/0x90 [ 52.129870][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129871][ T1734] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 52.129874][ T1734] ? trace_hardirqs_on+0x36/0x40 [ 52.129875][ T1734] _printk+0xc7/0x100 [ 52.129878][ T1734] ? snapshot_read.cold+0x21/0x21 [ 52.129881][ T1734] ? ipv6_mc_down+0x17e/0x2d0 [ 52.129885][ T1734] br_set_state+0x22f/0x430 [bridge] [ 52.129899][ T1734] br_stp_disable_port+0x11f/0x390 [bridge] [ 52.129907][ T1734] br_device_event+0x7b5/0x8f0 [bridge] [ 52.129915][ T1734] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 52.129918][ T1734] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 52.129920][ T1734] ? addrconf_notify+0x2c8/0xf30 [ 52.129924][ T1734] notifier_call_chain+0xae/0x300 [ 52.129927][ T1734] __dev_notify_flags+0x23c/0x3c0 [ 52.129930][ T1734] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 52.129932][ T1734] ? netif_change_name+0x8c0/0x8c0 [ 52.129934][ T1734] ? netif_set_allmulti+0x250/0x250 [ 52.129936][ T1734] ? __kernel_text_address+0x12/0x30 [ 52.129938][ T1734] ? write_profile+0xf0/0xf0 [ 52.129940][ T1734] ? unwind_get_return_address+0x67/0xd0 [ 52.129943][ T1734] netif_change_flags+0xfe/0x190 [ 52.129945][ T1734] do_setlink.isra.0+0x1cc3/0x2750 [ 52.129948][ T1734] ? stack_trace_save+0x93/0xc0 [ 52.129949][ T1734] ? rtnl_link_get_size+0x350/0x350 [ 52.129951][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129952][ T1734] ? stack_depot_save_flags+0x1bc/0x790 [ 52.129956][ T1734] ? kasan_save_stack+0x3d/0x50 [ 52.129959][ T1734] ? kasan_save_stack+0x2f/0x50 [ 52.129960][ T1734] ? kasan_save_track+0x14/0x30 [ 52.129961][ T1734] ? __kasan_kmalloc+0x7b/0x90 [ 52.129963][ T1734] ? __kmalloc_cache_noprof+0x29a/0x620 [ 52.129964][ T1734] ? rtnl_newlink+0x124/0x11c0 [ 52.129966][ T1734] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 52.129967][ T1734] ? netlink_rcv_skb+0x14e/0x3a0 [ 52.129969][ T1734] ? netlink_unicast+0x486/0x750 [ 52.129970][ T1734] ? netlink_sendmsg+0x735/0xc60 [ 52.129972][ T1734] ? ____sys_sendmsg+0x415/0x880 [ 52.129974][ T1734] ? ___sys_sendmsg+0x14e/0x1d0 [ 52.129976][ T1734] ? __sys_sendmsg+0x12c/0x1d0 [ 52.129977][ T1734] ? do_syscall_64+0xff/0x530 [ 52.129979][ T1734] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 52.129982][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129983][ T1734] ? lock_acquire+0x13c/0x160 [ 52.129985][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129986][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.129988][ T1734] ? trace_contention_end+0xb3/0x180 [ 52.129998][ T1734] ? __mutex_lock+0x1db/0x1ea0 [ 52.129999][ T1734] ? __mutex_lock+0x9a3/0x1ea0 [ 52.130001][ T1734] ? rtnl_newlink+0x9a8/0x11c0 [ 52.130002][ T1734] ? ww_mutex_lock+0x160/0x160 [ 52.130004][ T1734] ? __rtnl_newlink+0x3fa/0xa50 [ 52.130006][ T1734] rtnl_newlink+0x9f1/0x11c0 [ 52.130008][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130010][ T1734] ? rtnl_bridge_getlink+0x850/0x850 [ 52.130011][ T1734] ? lock_acquire+0x13c/0x160 [ 52.130012][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130014][ T1734] ? is_bpf_text_address+0x3e/0x110 [ 52.130018][ T1734] ? is_bpf_text_address+0x72/0x110 [ 52.130019][ T1734] ? kernel_text_address+0x149/0x170 [ 52.130021][ T1734] ? __kernel_text_address+0x12/0x30 [ 52.130022][ T1734] ? write_profile+0xf0/0xf0 [ 52.130023][ T1734] ? unwind_get_return_address+0x67/0xd0 [ 52.130024][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130026][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130028][ T1734] ? cap_capable+0x1d7/0x3d0 [ 52.130031][ T1734] ? lock_acquire+0x13c/0x160 [ 52.130033][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130034][ T1734] ? rtnl_bridge_getlink+0x850/0x850 [ 52.130036][ T1734] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 52.130037][ T1734] ? rtnl_link_fill+0x920/0x920 [ 52.130039][ T1734] ? filter_irq_stacks+0xd0/0xd0 [ 52.130040][ T1734] ? stack_depot_save_flags+0x1bc/0x790 [ 52.130042][ T1734] netlink_rcv_skb+0x14e/0x3a0 [ 52.130044][ T1734] ? rtnl_link_fill+0x920/0x920 [ 52.130045][ T1734] ? lock_release+0x184/0x1f0 [ 52.130047][ T1734] ? netlink_ack+0xcf0/0xcf0 [ 52.130048][ T1734] ? __netlink_lookup+0xb9/0x6b0 [ 52.130051][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130052][ T1734] ? lock_release+0x184/0x1f0 [ 52.130054][ T1734] netlink_unicast+0x486/0x750 [ 52.130056][ T1734] ? netlink_attachskb+0x810/0x810 [ 52.130058][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130059][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130061][ T1734] ? lock_acquire+0x13c/0x160 [ 52.130063][ T1734] netlink_sendmsg+0x735/0xc60 [ 52.130065][ T1734] ? netlink_unicast+0x750/0x750 [ 52.130067][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130068][ T1734] ? lock_release+0x184/0x1f0 [ 52.130070][ T1734] ____sys_sendmsg+0x415/0x880 [ 52.130072][ T1734] ? copy_msghdr_from_user+0x279/0x420 [ 52.130073][ T1734] ? get_timestamp.constprop.0+0x390/0x390 [ 52.130075][ T1734] ? move_addr_to_kernel+0x40/0x40 [ 52.130076][ T1734] ? filter_irq_stacks+0xd0/0xd0 [ 52.130079][ T1734] ___sys_sendmsg+0x14e/0x1d0 [ 52.130080][ T1734] ? copy_msghdr_from_user+0x420/0x420 [ 52.130085][ T1734] __sys_sendmsg+0x12c/0x1d0 [ 52.130087][ T1734] ? __sys_sendmsg_sock+0x20/0x20 [ 52.130090][ T1734] ? rcu_is_watching+0x16/0xd0 [ 52.130092][ T1734] do_syscall_64+0xff/0x530 [ 52.130093][ T1734] ? exc_page_fault+0xee/0x100 [ 52.130095][ T1734] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 52.130096][ T1734] RIP: 0033:0x7fe88977c54e [ 52.130098][ T1734] 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 [ 52.130100][ T1734] RSP: 002b:00007ffc681ce1d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.130104][ T1734] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe88977c54e [ 52.130105][ T1734] RDX: 0000000000000000 RSI: 00007ffc681ce280 RDI: 0000000000000005 [ 52.130106][ T1734] RBP: 00007ffc681ce1e0 R08: 0000000000000000 R09: 0000000000000000 [ 52.130106][ T1734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b46a [ 52.130107][ T1734] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc681ce940 [ 52.130110][ T1734] [ 52.167500][ T1734] ip (1734) used greatest stack depth: 23016 bytes left [ 52.177809][ T1735] veth2: left allmulticast mode [ 52.178542][ T1735] veth2: left promiscuous mode [ 52.178743][ T1735] br1: port 2(veth2) entered disabled state [ 52.196776][ T1736] br1: port 1(veth1) entered disabled state [ 52.210825][ T1737] veth1: left allmulticast mode [ 52.215335][ T1737] veth1: left promiscuous mode [ 52.215533][ T1737] br1: port 1(veth1) entered disabled state