[ 12.982258][ T283] br: port 1(vx) entered blocking state [ 12.982369][ T283] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.982372][ T283] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 283, name: ip [ 12.982373][ T283] preempt_count: 1, expected: 0 [ 12.982374][ T283] RCU nest depth: 0, expected: 0 [ 12.982375][ T283] locks held by ip/283: 5, last CPU#0: [ 12.982377][ T283] #0: ffffffffb0f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 12.982390][ T283] #1: ffffffffb077ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.982395][ T283] #2: ffffffffb077de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.982400][ T283] #3: ffffffffb069d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.982403][ T283] #4: ffffffffb069d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.982407][ T283] irq event stamp: 16302 [ 12.982408][ T283] hardirqs last enabled at (16301): [] __down_trylock_console_sem+0x86/0xa0 [ 12.982411][ T283] hardirqs last disabled at (16302): [] console_emit_next_record+0x3d4/0x4c0 [ 12.982414][ T283] softirqs last enabled at (16210): [] __alloc_skb+0x4c2/0x5f0 [ 12.982417][ T283] softirqs last disabled at (16208): [] __alloc_skb+0x4c2/0x5f0 [ 12.982420][ T283] Preemption disabled at: [ 12.982420][ T283] [] vprintk_emit+0x31b/0x3e0 [ 12.982426][ T283] CPU: 0 UID: 0 PID: 283 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.982430][ T283] Tainted: [W]=WARN [ 12.982430][ T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.982432][ T283] Call Trace: [ 12.982433][ T283] [ 12.982435][ T283] dump_stack_lvl+0x6f/0xa0 [ 12.982441][ T283] ? vprintk_emit+0x31b/0x3e0 [ 12.982443][ T283] __might_resched.cold+0x1fe/0x2c1 [ 12.982447][ T283] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.982451][ T283] ? __kmalloc_noprof+0xdb/0x760 [ 12.982456][ T283] __kmalloc_noprof+0x443/0x760 [ 12.982457][ T283] ? alloc_buf.isra.0+0x4b/0x260 [ 12.982464][ T283] ? do_raw_spin_unlock+0x59/0x250 [ 12.982467][ T283] alloc_buf.isra.0+0x4b/0x260 [ 12.982473][ T283] put_chars+0x1e1/0x2f0 [ 12.982476][ T283] ? __send_to_port+0x420/0x420 [ 12.982479][ T283] ? validate_chain+0x34a/0xc20 [ 12.982484][ T283] hvc_console_print+0x292/0x780 [ 12.982492][ T283] ? hvc_write+0x3a0/0x3a0 [ 12.982495][ T283] ? rcu_is_watching+0x16/0xd0 [ 12.982498][ T283] ? lock_acquire+0x13c/0x160 [ 12.982502][ T283] console_emit_next_record+0x22f/0x4c0 [ 12.982506][ T283] ? devkmsg_read+0x4b0/0x4b0 [ 12.982508][ T283] ? console_flush_one_record+0x106/0x710 [ 12.982511][ T283] ? rcu_is_watching+0x16/0xd0 [ 12.982513][ T283] ? lock_acquire+0x13c/0x160 [ 12.982518][ T283] console_flush_one_record+0x46f/0x710 [ 12.982522][ T283] ? console_emit_next_record+0x4c0/0x4c0 [ 12.982524][ T283] ? __lock_acquire+0x518/0xc20 [ 12.982530][ T283] console_unlock+0xee/0x1f0 [ 12.982533][ T283] ? console_flush_one_record+0x710/0x710 [ 12.982535][ T283] ? rcu_is_watching+0x16/0xd0 [ 12.982537][ T283] ? lock_acquire+0xe0/0x160 [ 12.982541][ T283] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.982542][ T283] ? vprintk_emit+0x320/0x3e0 [ 12.982545][ T283] vprintk_emit+0x37c/0x3e0 [ 12.982548][ T283] ? wake_up_klogd_work_func+0x90/0x90 [ 12.982550][ T283] ? __lock_release.isra.0+0x69/0x1a0 [ 12.982552][ T283] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.982557][ T283] ? mark_held_locks+0x40/0x70 [ 12.982561][ T283] _printk+0xc7/0x100 [ 12.982564][ T283] ? snapshot_read.cold+0x21/0x21 [ 12.982568][ T283] ? br_multicast_flood+0x960/0x960 [ 12.982572][ T283] ? do_setlink.isra.0+0x9ec/0x2a60 [ 12.982573][ T283] ? rtnl_newlink+0x9f1/0x11b0 [ 12.982575][ T283] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.982579][ T283] br_set_state+0x22f/0x430 [ 12.982584][ T283] br_init_port+0xc4/0x200 [ 12.982586][ T283] new_nbp+0x3a0/0x650 [ 12.982590][ T283] br_add_if+0x212/0x1320 [ 12.982593][ T283] ? is_bpf_text_address+0x72/0x110 [ 12.982597][ T283] ? kernel_text_address+0x149/0x170 [ 12.982602][ T283] do_set_master+0x3b2/0x780 [ 12.982606][ T283] do_setlink.isra.0+0x9ec/0x2a60 [ 12.982610][ T283] ? stack_trace_save+0x93/0xc0 [ 12.982613][ T283] ? rtnl_link_get_size+0x350/0x350 [ 12.982615][ T283] ? rcu_read_lock_any_held+0x66/0x90 [ 12.982617][ T283] ? stack_depot_save_flags+0x38e/0x790 [ 12.982621][ T283] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.982623][ T283] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.982625][ T283] ? validate_chain+0x38b/0xc20 [ 12.982627][ T283] ? kasan_save_stack+0x3d/0x50 [ 12.982630][ T283] ? kasan_save_stack+0x2f/0x50 [ 12.982631][ T283] ? kasan_save_track+0x14/0x30 [ 12.982632][ T283] ? __kasan_kmalloc+0x7b/0x90 [ 12.982634][ T283] ? __lock_acquire+0x518/0xc20 [ 12.982636][ T283] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 12.982639][ T283] ? ___sys_sendmsg+0xd0/0x1d0 [ 12.982643][ T283] ? lock_acquire.part.0+0xd4/0x280 [ 12.982645][ T283] ? rtnl_newlink+0x9a8/0x11b0 [ 12.982647][ T283] ? rcu_is_watching+0x16/0xd0 [ 12.982649][ T283] ? lock_acquire+0x13c/0x160 [ 12.982651][ T283] ? rcu_is_watching+0x16/0xd0 [ 12.982652][ T283] ? rcu_is_watching+0x16/0xd0 [ 12.982654][ T283] ? trace_contention_end+0xb3/0x180 [ 12.982656][ T283] ? __mutex_lock+0x1db/0x1ea0 [ 12.982657][ T283] ? __mutex_lock+0x9a3/0x1ea0 [ 12.982659][ T283] ? rtnl_newlink+0x9a8/0x11b0 [ 12.982663][ T283] ? ww_mutex_lock+0x160/0x160 [ 12.982669][ T283] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.982674][ T283] ? rcu_is_watching+0x16/0xd0 [ 12.982676][ T283] ? __rtnl_newlink+0x3fa/0xa50 [ 12.982681][ T283] rtnl_newlink+0x9f1/0x11b0 [ 12.982687][ T283] ? rtnl_bridge_getlink+0x850/0x850 [ 12.982689][ T283] ? __lock_acquire+0x518/0xc20 [ 12.982693][ T283] ? lock_acquire.part.0+0xd4/0x280 [ 12.982695][ T283] ? find_held_lock+0x2b/0x80 [ 12.982697][ T283] ? rtnl_bridge_getlink+0x850/0x850 [ 12.982699][ T283] ? __lock_release.isra.0+0x69/0x1a0 [ 12.982703][ T283] ? rtnl_bridge_getlink+0x850/0x850 [ 12.982705][ T283] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.982708][ T283] ? rtnl_link_fill+0x920/0x920 [ 12.982709][ T283] ? __lock_acquire+0x518/0xc20 [ 12.982714][ T283] ? lock_acquire.part.0+0xd4/0x280 [ 12.982716][ T283] ? find_held_lock+0x2b/0x80 [ 12.982719][ T283] netlink_rcv_skb+0x14e/0x3a0 [ 12.982722][ T283] ? rtnl_link_fill+0x920/0x920 [ 12.982725][ T283] ? netlink_ack+0xcf0/0xcf0 [ 12.982731][ T283] ? netlink_deliver_tap+0xc5/0x330 [ 12.982733][ T283] ? netlink_deliver_tap+0x13c/0x330 [ 12.982738][ T283] netlink_unicast+0x486/0x750 [ 12.982742][ T283] ? netlink_attachskb+0x810/0x810 [ 12.982744][ T283] ? find_held_lock+0x2b/0x80 [ 12.982748][ T283] netlink_sendmsg+0x75b/0xc90 [ 12.982752][ T283] ? netlink_unicast+0x750/0x750 [ 12.982756][ T283] ? __lock_release.isra.0+0x69/0x1a0 [ 12.982757][ T283] ? __import_iovec+0x36c/0x620 [ 12.982763][ T283] __sock_sendmsg+0xce/0x190 [ 12.982766][ T283] ____sys_sendmsg+0x61a/0x860 [ 12.982768][ T283] ? copy_msghdr_from_user+0x279/0x420 [ 12.982770][ T283] ? sock_write_iter+0x400/0x400 [ 12.982772][ T283] ? move_addr_to_kernel+0x40/0x40 [ 12.982779][ T283] ___sys_sendmsg+0x14e/0x1d0 [ 12.982782][ T283] ? copy_msghdr_from_user+0x420/0x420 [ 12.982797][ T283] __sys_sendmsg+0x12c/0x1d0 [ 12.982800][ T283] ? __sys_sendmsg_sock+0x20/0x20 [ 12.982806][ T283] ? rcu_is_watching+0x16/0xd0 [ 12.982809][ T283] do_syscall_64+0xff/0x530 [ 12.982812][ T283] ? exc_page_fault+0xee/0x100 [ 12.982815][ T283] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.982817][ T283] RIP: 0033:0x7f4149d1e54e [ 12.982821][ T283] 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 [ 12.982823][ T283] RSP: 002b:00007fff87a8c820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.982825][ T283] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4149d1e54e [ 12.982827][ T283] RDX: 0000000000000000 RSI: 00007fff87a8c8d0 RDI: 0000000000000005 [ 12.982828][ T283] RBP: 00007fff87a8c830 R08: 0000000000000000 R09: 0000000000000000 [ 12.982829][ T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b299 [ 12.982829][ T283] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff87a8cf90 [ 12.982836][ T283] [ 13.018043][ T283] br: port 1(vx) entered disabled state [ 13.018577][ T283] vx: entered allmulticast mode [ 13.019784][ T283] vx: entered promiscuous mode [ 13.021101][ T283] br: port 1(vx) entered blocking state [ 13.021454][ T283] br: port 1(vx) entered forwarding state [ 13.042216][ T283] ip (283) used greatest stack depth: 23336 bytes left [ 15.514142][ T346] vx: left allmulticast mode [ 15.514163][ T346] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.514165][ T346] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 346, name: ip [ 15.514167][ T346] preempt_count: 1, expected: 0 [ 15.514168][ T346] RCU nest depth: 0, expected: 0 [ 15.514169][ T346] locks held by ip/346: 5, last CPU#0: [ 15.514171][ T346] #0: ffffffffb0f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 15.514183][ T346] #1: ffffffffb077ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.514189][ T346] #2: ffffffffb077de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.514193][ T346] #3: ffffffffb069d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.514197][ T346] #4: ffffffffb069d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.514201][ T346] irq event stamp: 15060 [ 15.514201][ T346] hardirqs last enabled at (15059): [] __down_trylock_console_sem+0x86/0xa0 [ 15.514205][ T346] hardirqs last disabled at (15060): [] console_emit_next_record+0x3d4/0x4c0 [ 15.514207][ T346] softirqs last enabled at (15028): [] __alloc_skb+0x4c2/0x5f0 [ 15.514211][ T346] softirqs last disabled at (15026): [] __alloc_skb+0x4c2/0x5f0 [ 15.514213][ T346] Preemption disabled at: [ 15.514214][ T346] [] vprintk_emit+0x31b/0x3e0 [ 15.514219][ T346] CPU: 0 UID: 0 PID: 346 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.514222][ T346] Tainted: [W]=WARN [ 15.514223][ T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.514225][ T346] Call Trace: [ 15.514226][ T346] [ 15.514228][ T346] dump_stack_lvl+0x6f/0xa0 [ 15.514234][ T346] ? vprintk_emit+0x31b/0x3e0 [ 15.514236][ T346] __might_resched.cold+0x1fe/0x2c1 [ 15.514240][ T346] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.514244][ T346] ? __kmalloc_noprof+0xdb/0x760 [ 15.514248][ T346] __kmalloc_noprof+0x443/0x760 [ 15.514250][ T346] ? alloc_buf.isra.0+0x4b/0x260 [ 15.514257][ T346] ? do_raw_spin_unlock+0x59/0x250 [ 15.514259][ T346] alloc_buf.isra.0+0x4b/0x260 [ 15.514264][ T346] put_chars+0x1e1/0x2f0 [ 15.514266][ T346] ? __send_to_port+0x420/0x420 [ 15.514269][ T346] ? validate_chain+0x38b/0xc20 [ 15.514274][ T346] hvc_console_print+0x292/0x780 [ 15.514282][ T346] ? hvc_write+0x3a0/0x3a0 [ 15.514285][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514287][ T346] ? lock_acquire+0x13c/0x160 [ 15.514291][ T346] console_emit_next_record+0x22f/0x4c0 [ 15.514296][ T346] ? devkmsg_read+0x4b0/0x4b0 [ 15.514297][ T346] ? console_flush_one_record+0x106/0x710 [ 15.514301][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514302][ T346] ? lock_acquire+0x13c/0x160 [ 15.514306][ T346] console_flush_one_record+0x46f/0x710 [ 15.514311][ T346] ? console_emit_next_record+0x4c0/0x4c0 [ 15.514312][ T346] ? __lock_acquire+0x518/0xc20 [ 15.514318][ T346] console_unlock+0xee/0x1f0 [ 15.514321][ T346] ? console_flush_one_record+0x710/0x710 [ 15.514322][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514324][ T346] ? lock_acquire+0xe0/0x160 [ 15.514328][ T346] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.514330][ T346] ? vprintk_emit+0x320/0x3e0 [ 15.514333][ T346] vprintk_emit+0x37c/0x3e0 [ 15.514336][ T346] ? wake_up_klogd_work_func+0x90/0x90 [ 15.514337][ T346] ? rtnl_newlink+0x9f1/0x11b0 [ 15.514339][ T346] ? netlink_rcv_skb+0x14e/0x3a0 [ 15.514342][ T346] ? netlink_unicast+0x486/0x750 [ 15.514344][ T346] ? netlink_sendmsg+0x75b/0xc90 [ 15.514345][ T346] ? __sock_sendmsg+0xce/0x190 [ 15.514348][ T346] ? ____sys_sendmsg+0x61a/0x860 [ 15.514349][ T346] ? ___sys_sendmsg+0x14e/0x1d0 [ 15.514353][ T346] _printk+0xc7/0x100 [ 15.514357][ T346] ? snapshot_read.cold+0x21/0x21 [ 15.514361][ T346] ? netdev_name+0x43/0x60 [ 15.514365][ T346] ? __netdev_printk+0x17f/0x1d0 [ 15.514369][ T346] netdev_info+0xe2/0x116 [ 15.514372][ T346] ? netdev_notice+0x120/0x120 [ 15.514376][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514378][ T346] ? __up_read+0x355/0x9e0 [ 15.514380][ T346] ? down_write_nested+0x200/0x200 [ 15.514382][ T346] ? mutex_is_locked+0x1c/0x50 [ 15.514385][ T346] netif_set_allmulti.cold+0x7c/0x166 [ 15.514389][ T346] dev_set_allmulti+0xa6/0x240 [ 15.514393][ T346] del_nbp+0xb7/0xc10 [ 15.514399][ T346] br_del_if+0xab/0x200 [ 15.514401][ T346] ? rtnl_is_locked+0x15/0x20 [ 15.514405][ T346] do_set_master+0x15c/0x780 [ 15.514409][ T346] do_setlink.isra.0+0x9ec/0x2a60 [ 15.514412][ T346] ? stack_trace_save+0x93/0xc0 [ 15.514416][ T346] ? rtnl_link_get_size+0x350/0x350 [ 15.514417][ T346] ? rcu_read_lock_any_held+0x66/0x90 [ 15.514420][ T346] ? stack_depot_save_flags+0x38e/0x790 [ 15.514423][ T346] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.514425][ T346] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.514427][ T346] ? validate_chain+0x38b/0xc20 [ 15.514429][ T346] ? kasan_save_stack+0x3d/0x50 [ 15.514432][ T346] ? kasan_save_stack+0x2f/0x50 [ 15.514433][ T346] ? kasan_save_track+0x14/0x30 [ 15.514434][ T346] ? __kasan_kmalloc+0x7b/0x90 [ 15.514436][ T346] ? __lock_acquire+0x518/0xc20 [ 15.514438][ T346] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 15.514440][ T346] ? ___sys_sendmsg+0xd0/0x1d0 [ 15.514444][ T346] ? lock_acquire.part.0+0xd4/0x280 [ 15.514446][ T346] ? rtnl_newlink+0x9a8/0x11b0 [ 15.514448][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514450][ T346] ? lock_acquire+0x13c/0x160 [ 15.514452][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514453][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514454][ T346] ? trace_contention_end+0xb3/0x180 [ 15.514457][ T346] ? __mutex_lock+0x1db/0x1ea0 [ 15.514459][ T346] ? __mutex_lock+0x9a3/0x1ea0 [ 15.514461][ T346] ? rtnl_newlink+0x9a8/0x11b0 [ 15.514464][ T346] ? ww_mutex_lock+0x160/0x160 [ 15.514466][ T346] ? nla_get_range_signed+0x3d0/0x3d0 [ 15.514472][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514475][ T346] ? __rtnl_newlink+0x3fa/0xa50 [ 15.514480][ T346] rtnl_newlink+0x9f1/0x11b0 [ 15.514485][ T346] ? rtnl_bridge_getlink+0x850/0x850 [ 15.514487][ T346] ? __lock_acquire+0x518/0xc20 [ 15.514491][ T346] ? lock_acquire.part.0+0xd4/0x280 [ 15.514493][ T346] ? find_held_lock+0x2b/0x80 [ 15.514496][ T346] ? rtnl_bridge_getlink+0x850/0x850 [ 15.514497][ T346] ? __lock_release.isra.0+0x69/0x1a0 [ 15.514501][ T346] ? rtnl_bridge_getlink+0x850/0x850 [ 15.514503][ T346] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.514506][ T346] ? rtnl_link_fill+0x920/0x920 [ 15.514508][ T346] ? __lock_acquire+0x518/0xc20 [ 15.514512][ T346] ? lock_acquire.part.0+0xd4/0x280 [ 15.514514][ T346] ? find_held_lock+0x2b/0x80 [ 15.514518][ T346] netlink_rcv_skb+0x14e/0x3a0 [ 15.514519][ T346] ? rtnl_link_fill+0x920/0x920 [ 15.514522][ T346] ? netlink_ack+0xcf0/0xcf0 [ 15.514529][ T346] ? netlink_deliver_tap+0xc5/0x330 [ 15.514531][ T346] ? netlink_deliver_tap+0x13c/0x330 [ 15.514535][ T346] netlink_unicast+0x486/0x750 [ 15.514539][ T346] ? netlink_attachskb+0x810/0x810 [ 15.514542][ T346] ? find_held_lock+0x2b/0x80 [ 15.514546][ T346] netlink_sendmsg+0x75b/0xc90 [ 15.514550][ T346] ? netlink_unicast+0x750/0x750 [ 15.514554][ T346] ? __lock_release.isra.0+0x69/0x1a0 [ 15.514555][ T346] ? __import_iovec+0x36c/0x620 [ 15.514561][ T346] __sock_sendmsg+0xce/0x190 [ 15.514564][ T346] ____sys_sendmsg+0x61a/0x860 [ 15.514566][ T346] ? copy_msghdr_from_user+0x279/0x420 [ 15.514568][ T346] ? sock_write_iter+0x400/0x400 [ 15.514570][ T346] ? move_addr_to_kernel+0x40/0x40 [ 15.514577][ T346] ___sys_sendmsg+0x14e/0x1d0 [ 15.514580][ T346] ? copy_msghdr_from_user+0x420/0x420 [ 15.514596][ T346] __sys_sendmsg+0x12c/0x1d0 [ 15.514598][ T346] ? __sys_sendmsg_sock+0x20/0x20 [ 15.514605][ T346] ? rcu_is_watching+0x16/0xd0 [ 15.514608][ T346] do_syscall_64+0xff/0x530 [ 15.514611][ T346] ? exc_page_fault+0xee/0x100 [ 15.514614][ T346] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.514616][ T346] RIP: 0033:0x7f628e33254e [ 15.514620][ T346] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 15.514622][ T346] RSP: 002b:00007ffe0ad2de70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.514624][ T346] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f628e33254e [ 15.514626][ T346] RDX: 0000000000000000 RSI: 00007ffe0ad2df20 RDI: 0000000000000005 [ 15.514627][ T346] RBP: 00007ffe0ad2de80 R08: 0000000000000000 R09: 0000000000000000 [ 15.514627][ T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b29b [ 15.514628][ T346] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0ad2e5e0 [ 15.514635][ T346] [ 15.556045][ T346] vx: left promiscuous mode [ 15.556468][ T346] br: port 1(vx) entered disabled state [ 15.565163][ T346] ip (346) used greatest stack depth: 23144 bytes left [ 15.857136][ T368] br: port 1(vx) entered blocking state [ 15.857476][ T368] br: port 1(vx) entered disabled state [ 15.857786][ T368] vx: entered allmulticast mode [ 15.859824][ T368] vx: entered promiscuous mode [ 15.860708][ T368] br: port 1(vx) entered blocking state [ 15.861035][ T368] br: port 1(vx) entered forwarding state [ 18.315511][ T431] vx: left allmulticast mode [ 18.315531][ T431] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.315533][ T431] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 431, name: ip [ 18.315535][ T431] preempt_count: 1, expected: 0 [ 18.315536][ T431] RCU nest depth: 0, expected: 0 [ 18.315537][ T431] locks held by ip/431: 5, last CPU#0: [ 18.315539][ T431] #0: ffffffffb0f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 18.315551][ T431] #1: ffffffffb077ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.315557][ T431] #2: ffffffffb077de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.315561][ T431] #3: ffffffffb069d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.315565][ T431] #4: ffffffffb069d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.315569][ T431] irq event stamp: 17506 [ 18.315570][ T431] hardirqs last enabled at (17505): [] __down_trylock_console_sem+0x86/0xa0 [ 18.315574][ T431] hardirqs last disabled at (17506): [] console_emit_next_record+0x3d4/0x4c0 [ 18.315576][ T431] softirqs last enabled at (17476): [] __alloc_skb+0x4c2/0x5f0 [ 18.315579][ T431] softirqs last disabled at (17474): [] __alloc_skb+0x4c2/0x5f0 [ 18.315582][ T431] Preemption disabled at: [ 18.315582][ T431] [] vprintk_emit+0x31b/0x3e0 [ 18.315587][ T431] CPU: 0 UID: 0 PID: 431 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.315591][ T431] Tainted: [W]=WARN [ 18.315592][ T431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.315594][ T431] Call Trace: [ 18.315595][ T431] [ 18.315597][ T431] dump_stack_lvl+0x6f/0xa0 [ 18.315603][ T431] ? vprintk_emit+0x31b/0x3e0 [ 18.315605][ T431] __might_resched.cold+0x1fe/0x2c1 [ 18.315610][ T431] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.315614][ T431] ? __kmalloc_noprof+0xdb/0x760 [ 18.315619][ T431] __kmalloc_noprof+0x443/0x760 [ 18.315620][ T431] ? alloc_buf.isra.0+0x4b/0x260 [ 18.315627][ T431] ? do_raw_spin_unlock+0x59/0x250 [ 18.315630][ T431] alloc_buf.isra.0+0x4b/0x260 [ 18.315634][ T431] put_chars+0x1e1/0x2f0 [ 18.315636][ T431] ? __send_to_port+0x420/0x420 [ 18.315639][ T431] ? validate_chain+0x38b/0xc20 [ 18.315645][ T431] hvc_console_print+0x292/0x780 [ 18.315653][ T431] ? hvc_write+0x3a0/0x3a0 [ 18.315656][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315659][ T431] ? lock_acquire+0x13c/0x160 [ 18.315663][ T431] console_emit_next_record+0x22f/0x4c0 [ 18.315667][ T431] ? devkmsg_read+0x4b0/0x4b0 [ 18.315669][ T431] ? console_flush_one_record+0x106/0x710 [ 18.315672][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315674][ T431] ? lock_acquire+0x13c/0x160 [ 18.315678][ T431] console_flush_one_record+0x46f/0x710 [ 18.315689][ T431] ? console_emit_next_record+0x4c0/0x4c0 [ 18.315691][ T431] ? __lock_acquire+0x518/0xc20 [ 18.315696][ T431] console_unlock+0xee/0x1f0 [ 18.315699][ T431] ? console_flush_one_record+0x710/0x710 [ 18.315701][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315703][ T431] ? lock_acquire+0xe0/0x160 [ 18.315706][ T431] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.315708][ T431] ? vprintk_emit+0x320/0x3e0 [ 18.315711][ T431] vprintk_emit+0x37c/0x3e0 [ 18.315714][ T431] ? wake_up_klogd_work_func+0x90/0x90 [ 18.315716][ T431] ? rtnl_newlink+0x9f1/0x11b0 [ 18.315717][ T431] ? netlink_rcv_skb+0x14e/0x3a0 [ 18.315720][ T431] ? netlink_unicast+0x486/0x750 [ 18.315722][ T431] ? netlink_sendmsg+0x75b/0xc90 [ 18.315724][ T431] ? __sock_sendmsg+0xce/0x190 [ 18.315726][ T431] ? ____sys_sendmsg+0x61a/0x860 [ 18.315728][ T431] ? ___sys_sendmsg+0x14e/0x1d0 [ 18.315731][ T431] _printk+0xc7/0x100 [ 18.315735][ T431] ? snapshot_read.cold+0x21/0x21 [ 18.315740][ T431] ? netdev_name+0x43/0x60 [ 18.315744][ T431] ? __netdev_printk+0x17f/0x1d0 [ 18.315747][ T431] netdev_info+0xe2/0x116 [ 18.315751][ T431] ? netdev_notice+0x120/0x120 [ 18.315755][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315757][ T431] ? __up_read+0x355/0x9e0 [ 18.315759][ T431] ? down_write_nested+0x200/0x200 [ 18.315761][ T431] ? mutex_is_locked+0x1c/0x50 [ 18.315764][ T431] netif_set_allmulti.cold+0x7c/0x166 [ 18.315768][ T431] dev_set_allmulti+0xa6/0x240 [ 18.315772][ T431] del_nbp+0xb7/0xc10 [ 18.315778][ T431] br_del_if+0xab/0x200 [ 18.315780][ T431] ? rtnl_is_locked+0x15/0x20 [ 18.315784][ T431] do_set_master+0x15c/0x780 [ 18.315788][ T431] do_setlink.isra.0+0x9ec/0x2a60 [ 18.315792][ T431] ? stack_trace_save+0x93/0xc0 [ 18.315795][ T431] ? rtnl_link_get_size+0x350/0x350 [ 18.315797][ T431] ? rcu_read_lock_any_held+0x66/0x90 [ 18.315799][ T431] ? stack_depot_save_flags+0x38e/0x790 [ 18.315803][ T431] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.315805][ T431] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.315807][ T431] ? validate_chain+0x38b/0xc20 [ 18.315809][ T431] ? kasan_save_stack+0x3d/0x50 [ 18.315812][ T431] ? kasan_save_stack+0x2f/0x50 [ 18.315813][ T431] ? kasan_save_track+0x14/0x30 [ 18.315814][ T431] ? __kasan_kmalloc+0x7b/0x90 [ 18.315817][ T431] ? __lock_acquire+0x518/0xc20 [ 18.315819][ T431] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 18.315821][ T431] ? ___sys_sendmsg+0xd0/0x1d0 [ 18.315824][ T431] ? lock_acquire.part.0+0xd4/0x280 [ 18.315826][ T431] ? rtnl_newlink+0x9a8/0x11b0 [ 18.315829][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315831][ T431] ? lock_acquire+0x13c/0x160 [ 18.315832][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315833][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315835][ T431] ? trace_contention_end+0xb3/0x180 [ 18.315837][ T431] ? __mutex_lock+0x1db/0x1ea0 [ 18.315840][ T431] ? __mutex_lock+0x9a3/0x1ea0 [ 18.315842][ T431] ? rtnl_newlink+0x9a8/0x11b0 [ 18.315848][ T431] ? ww_mutex_lock+0x160/0x160 [ 18.315849][ T431] ? nla_get_range_signed+0x3d0/0x3d0 [ 18.315854][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315856][ T431] ? __rtnl_newlink+0x3fa/0xa50 [ 18.315862][ T431] rtnl_newlink+0x9f1/0x11b0 [ 18.315867][ T431] ? rtnl_bridge_getlink+0x850/0x850 [ 18.315869][ T431] ? __lock_acquire+0x518/0xc20 [ 18.315874][ T431] ? lock_acquire.part.0+0xd4/0x280 [ 18.315876][ T431] ? find_held_lock+0x2b/0x80 [ 18.315878][ T431] ? rtnl_bridge_getlink+0x850/0x850 [ 18.315880][ T431] ? __lock_release.isra.0+0x69/0x1a0 [ 18.315884][ T431] ? rtnl_bridge_getlink+0x850/0x850 [ 18.315886][ T431] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 18.315889][ T431] ? rtnl_link_fill+0x920/0x920 [ 18.315890][ T431] ? __lock_acquire+0x518/0xc20 [ 18.315895][ T431] ? lock_acquire.part.0+0xd4/0x280 [ 18.315897][ T431] ? find_held_lock+0x2b/0x80 [ 18.315901][ T431] netlink_rcv_skb+0x14e/0x3a0 [ 18.315902][ T431] ? rtnl_link_fill+0x920/0x920 [ 18.315905][ T431] ? netlink_ack+0xcf0/0xcf0 [ 18.315912][ T431] ? netlink_deliver_tap+0xc5/0x330 [ 18.315914][ T431] ? netlink_deliver_tap+0x13c/0x330 [ 18.315919][ T431] netlink_unicast+0x486/0x750 [ 18.315923][ T431] ? netlink_attachskb+0x810/0x810 [ 18.315925][ T431] ? find_held_lock+0x2b/0x80 [ 18.315929][ T431] netlink_sendmsg+0x75b/0xc90 [ 18.315933][ T431] ? netlink_unicast+0x750/0x750 [ 18.315937][ T431] ? __lock_release.isra.0+0x69/0x1a0 [ 18.315939][ T431] ? __import_iovec+0x36c/0x620 [ 18.315944][ T431] __sock_sendmsg+0xce/0x190 [ 18.315947][ T431] ____sys_sendmsg+0x61a/0x860 [ 18.315949][ T431] ? copy_msghdr_from_user+0x279/0x420 [ 18.315952][ T431] ? sock_write_iter+0x400/0x400 [ 18.315953][ T431] ? move_addr_to_kernel+0x40/0x40 [ 18.315961][ T431] ___sys_sendmsg+0x14e/0x1d0 [ 18.315963][ T431] ? copy_msghdr_from_user+0x420/0x420 [ 18.315979][ T431] __sys_sendmsg+0x12c/0x1d0 [ 18.315982][ T431] ? __sys_sendmsg_sock+0x20/0x20 [ 18.315988][ T431] ? rcu_is_watching+0x16/0xd0 [ 18.315991][ T431] do_syscall_64+0xff/0x530 [ 18.315994][ T431] ? exc_page_fault+0xee/0x100 [ 18.315997][ T431] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.316000][ T431] RIP: 0033:0x7f83d709e54e [ 18.316004][ T431] 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 [ 18.316006][ T431] RSP: 002b:00007fff27563960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 18.316008][ T431] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f83d709e54e [ 18.316010][ T431] RDX: 0000000000000000 RSI: 00007fff27563a10 RDI: 0000000000000005 [ 18.316011][ T431] RBP: 00007fff27563970 R08: 0000000000000000 R09: 0000000000000000 [ 18.316011][ T431] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b29e [ 18.316012][ T431] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff275640d0 [ 18.316019][ T431] [ 18.362268][ T431] vx: left promiscuous mode [ 18.362691][ T431] br: port 1(vx) entered disabled state [ 18.584907][ T445] dd: entered promiscuous mode [ 21.050822][ T509] dd: left promiscuous mode [ 21.050878][ T509] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.050880][ T509] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 509, name: ip [ 21.050882][ T509] preempt_count: 1, expected: 0 [ 21.050882][ T509] RCU nest depth: 0, expected: 0 [ 21.050883][ T509] locks held by ip/509: 6, last CPU#2: [ 21.050885][ T509] #0: ffffffffb0f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x24f/0xae0 [ 21.050897][ T509] #1: ff11000005394e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: dev_set_promiscuity+0x96/0x230 [ 21.050903][ T509] #2: ffffffffb077ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.050908][ T509] #3: ffffffffb077de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.050912][ T509] #4: ffffffffb069d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.050915][ T509] #5: ffffffffb069d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 21.050919][ T509] irq event stamp: 16710 [ 21.050920][ T509] hardirqs last enabled at (16709): [] __down_trylock_console_sem+0x86/0xa0 [ 21.050923][ T509] hardirqs last disabled at (16710): [] console_emit_next_record+0x3d4/0x4c0 [ 21.050925][ T509] softirqs last enabled at (16702): [] macvlan_stop+0xf5/0x450 [ 21.050929][ T509] softirqs last disabled at (16688): [] dev_mc_unsync+0xe0/0x2f0 [ 21.050932][ T509] Preemption disabled at: [ 21.050933][ T509] [] vprintk_emit+0x31b/0x3e0 [ 21.050938][ T509] CPU: 2 UID: 0 PID: 509 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.050941][ T509] Tainted: [W]=WARN [ 21.050942][ T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.050944][ T509] Call Trace: [ 21.050945][ T509] [ 21.050947][ T509] dump_stack_lvl+0x6f/0xa0 [ 21.050954][ T509] ? vprintk_emit+0x31b/0x3e0 [ 21.050955][ T509] __might_resched.cold+0x1fe/0x2c1 [ 21.050960][ T509] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.050964][ T509] ? __kmalloc_noprof+0xdb/0x760 [ 21.050968][ T509] __kmalloc_noprof+0x443/0x760 [ 21.050970][ T509] ? alloc_buf.isra.0+0x4b/0x260 [ 21.050977][ T509] ? do_raw_spin_unlock+0x59/0x250 [ 21.050979][ T509] alloc_buf.isra.0+0x4b/0x260 [ 21.050983][ T509] put_chars+0x1e1/0x2f0 [ 21.050986][ T509] ? __send_to_port+0x420/0x420 [ 21.050987][ T509] ? check_prev_add+0xef/0xe90 [ 21.050991][ T509] ? validate_chain+0x34a/0xc20 [ 21.050995][ T509] hvc_console_print+0x292/0x780 [ 21.050999][ T509] ? mark_usage+0x61/0x170 [ 21.051001][ T509] ? __lock_acquire+0x518/0xc20 [ 21.051003][ T509] ? __lock_acquire+0x518/0xc20 [ 21.051007][ T509] ? hvc_write+0x3a0/0x3a0 [ 21.051009][ T509] ? lock_acquire.part.0+0xd4/0x280 [ 21.051013][ T509] ? lock_acquire+0x13c/0x160 [ 21.051017][ T509] console_emit_next_record+0x22f/0x4c0 [ 21.051021][ T509] ? devkmsg_read+0x4b0/0x4b0 [ 21.051023][ T509] ? console_flush_one_record+0x106/0x710 [ 21.051026][ T509] ? rcu_is_watching+0x16/0xd0 [ 21.051029][ T509] ? lock_acquire+0x13c/0x160 [ 21.051033][ T509] console_flush_one_record+0x46f/0x710 [ 21.051037][ T509] ? console_emit_next_record+0x4c0/0x4c0 [ 21.051039][ T509] ? __lock_acquire+0x518/0xc20 [ 21.051044][ T509] console_unlock+0xee/0x1f0 [ 21.051047][ T509] ? console_flush_one_record+0x710/0x710 [ 21.051049][ T509] ? rcu_is_watching+0x16/0xd0 [ 21.051051][ T509] ? lock_acquire+0xe0/0x160 [ 21.051054][ T509] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.051056][ T509] ? vprintk_emit+0x320/0x3e0 [ 21.051059][ T509] vprintk_emit+0x37c/0x3e0 [ 21.051062][ T509] ? wake_up_klogd_work_func+0x90/0x90 [ 21.051064][ T509] ? __lock_acquire+0x518/0xc20 [ 21.051068][ T509] _printk+0xc7/0x100 [ 21.051072][ T509] ? snapshot_read.cold+0x21/0x21 [ 21.051075][ T509] ? rcu_is_watching+0x16/0xd0 [ 21.051077][ T509] ? lock_acquire+0x13c/0x160 [ 21.051078][ T509] ? rcu_is_watching+0x16/0xd0 [ 21.051079][ T509] ? rcu_is_watching+0x16/0xd0 [ 21.051080][ T509] ? netdev_name+0x43/0x60 [ 21.051084][ T509] ? __netdev_printk+0x17f/0x1d0 [ 21.051088][ T509] netdev_info+0xe2/0x116 [ 21.051091][ T509] ? netdev_notice+0x120/0x120 [ 21.051094][ T509] ? ww_mutex_lock+0x160/0x160 [ 21.051102][ T509] __dev_set_promiscuity.cold+0x7a/0x104 [ 21.051106][ T509] netif_set_promiscuity+0x4c/0xc0 [ 21.051110][ T509] dev_set_promiscuity+0xa1/0x230 [ 21.051113][ T509] macvlan_stop+0x35e/0x450 [ 21.051116][ T509] __dev_close_many+0x1d4/0x680 [ 21.051120][ T509] ? net_generic+0xbd/0x1e0 [vxlan] [ 21.051128][ T509] ? netif_open+0x120/0x120 [ 21.051131][ T509] ? netif_close_many+0x1ff/0x770 [ 21.051135][ T509] netif_close_many+0x1ff/0x770 [ 21.051139][ T509] ? __dev_close_many+0x680/0x680 [ 21.051142][ T509] ? netif_close_many_and_unlock+0x22/0x2c0 [ 21.051146][ T509] unregister_netdevice_many_notify+0x71a/0x1b40 [ 21.051149][ T509] ? netlink_sendmsg+0x75b/0xc90 [ 21.051153][ T509] ? unregister_netdevice_queued+0x80/0x80 [ 21.051155][ T509] ? unregister_netdevice_many+0x20/0x20 [ 21.051158][ T509] ? netdev_upper_dev_unlink+0x79/0xa0 [ 21.051160][ T509] ? __netdev_upper_dev_unlink+0x1e0/0x1e0 [ 21.051165][ T509] rtnl_dellink+0x4a0/0xae0 [ 21.051167][ T509] ? mark_usage+0x61/0x170 [ 21.051169][ T509] ? __lock_acquire+0x518/0xc20 [ 21.051170][ T509] ? __lock_acquire+0x518/0xc20 [ 21.051172][ T509] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 21.051200][ T509] ? lock_acquire.part.0+0xd4/0x280 [ 21.051202][ T509] ? find_held_lock+0x2b/0x80 [ 21.051205][ T509] ? __lock_release.isra.0+0x69/0x1a0 [ 21.051207][ T509] ? mark_usage+0x61/0x170 [ 21.051209][ T509] ? __lock_acquire+0x518/0xc20 [ 21.051214][ T509] ? lock_acquire.part.0+0xd4/0x280 [ 21.051216][ T509] ? find_held_lock+0x2b/0x80 [ 21.051218][ T509] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 21.051220][ T509] ? __lock_release.isra.0+0x69/0x1a0 [ 21.051223][ T509] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 21.051225][ T509] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.051229][ T509] ? rtnl_link_fill+0x920/0x920 [ 21.051230][ T509] ? __lock_acquire+0x518/0xc20 [ 21.051235][ T509] ? lock_acquire.part.0+0xd4/0x280 [ 21.051237][ T509] ? find_held_lock+0x2b/0x80 [ 21.051240][ T509] netlink_rcv_skb+0x14e/0x3a0 [ 21.051242][ T509] ? rtnl_link_fill+0x920/0x920 [ 21.051245][ T509] ? netlink_ack+0xcf0/0xcf0 [ 21.051251][ T509] ? netlink_deliver_tap+0xc5/0x330 [ 21.051254][ T509] ? netlink_deliver_tap+0x13c/0x330 [ 21.051258][ T509] netlink_unicast+0x486/0x750 [ 21.051262][ T509] ? netlink_attachskb+0x810/0x810 [ 21.051265][ T509] ? find_held_lock+0x2b/0x80 [ 21.051269][ T509] netlink_sendmsg+0x75b/0xc90 [ 21.051273][ T509] ? netlink_unicast+0x750/0x750 [ 21.051277][ T509] ? __lock_release.isra.0+0x69/0x1a0 [ 21.051278][ T509] ? __import_iovec+0x36c/0x620 [ 21.051284][ T509] __sock_sendmsg+0xce/0x190 [ 21.051288][ T509] ____sys_sendmsg+0x61a/0x860 [ 21.051290][ T509] ? copy_msghdr_from_user+0x279/0x420 [ 21.051292][ T509] ? sock_write_iter+0x400/0x400 [ 21.051294][ T509] ? move_addr_to_kernel+0x40/0x40 [ 21.051302][ T509] ___sys_sendmsg+0x14e/0x1d0 [ 21.051305][ T509] ? copy_msghdr_from_user+0x420/0x420 [ 21.051321][ T509] __sys_sendmsg+0x12c/0x1d0 [ 21.051324][ T509] ? __sys_sendmsg_sock+0x20/0x20 [ 21.051330][ T509] ? rcu_is_watching+0x16/0xd0 [ 21.051333][ T509] do_syscall_64+0xff/0x530 [ 21.051336][ T509] ? exc_page_fault+0xee/0x100 [ 21.051339][ T509] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.051341][ T509] RIP: 0033:0x7f4d928a554e [ 21.051345][ T509] 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 [ 21.051347][ T509] RSP: 002b:00007fffa227e1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.051349][ T509] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4d928a554e [ 21.051351][ T509] RDX: 0000000000000000 RSI: 00007fffa227e2a0 RDI: 0000000000000005 [ 21.051352][ T509] RBP: 00007fffa227e200 R08: 0000000000000000 R09: 0000000000000000 [ 21.051352][ T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b2a1 [ 21.051353][ T509] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa227e960 [ 21.051360][ T509] [ 21.117912][ T509] ip (509) used greatest stack depth: 22824 bytes left [ 21.371574][ T528] dd: entered promiscuous mode [ 21.422724][ T534] br: port 1(mv) entered blocking state [ 21.422975][ T534] br: port 1(mv) entered disabled state [ 21.423211][ T534] mv: entered allmulticast mode [ 21.423426][ T534] dd: entered allmulticast mode [ 21.425459][ T534] br: port 1(mv) entered blocking state [ 21.425690][ T534] br: port 1(mv) entered forwarding state [ 23.864683][ T596] mv: left allmulticast mode [ 23.864710][ T596] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 23.864712][ T596] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 596, name: ip [ 23.864714][ T596] preempt_count: 1, expected: 0 [ 23.864715][ T596] RCU nest depth: 0, expected: 0 [ 23.864716][ T596] locks held by ip/596: 5, last CPU#0: [ 23.864718][ T596] #0: ffffffffb0f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 23.864730][ T596] #1: ffffffffb077ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 23.864735][ T596] #2: ffffffffb077de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 23.864740][ T596] #3: ffffffffb069d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 23.864744][ T596] #4: ffffffffb069d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 23.864748][ T596] irq event stamp: 21970 [ 23.864748][ T596] hardirqs last enabled at (21969): [] __down_trylock_console_sem+0x86/0xa0 [ 23.864752][ T596] hardirqs last disabled at (21970): [] console_emit_next_record+0x3d4/0x4c0 [ 23.864754][ T596] softirqs last enabled at (21940): [] __alloc_skb+0x4c2/0x5f0 [ 23.864757][ T596] softirqs last disabled at (21938): [] __alloc_skb+0x4c2/0x5f0 [ 23.864759][ T596] Preemption disabled at: [ 23.864760][ T596] [] vprintk_emit+0x31b/0x3e0 [ 23.864766][ T596] CPU: 0 UID: 0 PID: 596 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 23.864769][ T596] Tainted: [W]=WARN [ 23.864770][ T596] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.864772][ T596] Call Trace: [ 23.864773][ T596] [ 23.864775][ T596] dump_stack_lvl+0x6f/0xa0 [ 23.864781][ T596] ? vprintk_emit+0x31b/0x3e0 [ 23.864783][ T596] __might_resched.cold+0x1fe/0x2c1 [ 23.864788][ T596] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 23.864792][ T596] ? __kmalloc_noprof+0xdb/0x760 [ 23.864796][ T596] __kmalloc_noprof+0x443/0x760 [ 23.864798][ T596] ? alloc_buf.isra.0+0x4b/0x260 [ 23.864805][ T596] ? do_raw_spin_unlock+0x59/0x250 [ 23.864808][ T596] alloc_buf.isra.0+0x4b/0x260 [ 23.864812][ T596] put_chars+0x1e1/0x2f0 [ 23.864814][ T596] ? __send_to_port+0x420/0x420 [ 23.864817][ T596] ? validate_chain+0x38b/0xc20 [ 23.864822][ T596] hvc_console_print+0x292/0x780 [ 23.864830][ T596] ? hvc_write+0x3a0/0x3a0 [ 23.864833][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.864836][ T596] ? lock_acquire+0x13c/0x160 [ 23.864839][ T596] console_emit_next_record+0x22f/0x4c0 [ 23.864844][ T596] ? devkmsg_read+0x4b0/0x4b0 [ 23.864847][ T596] ? console_flush_one_record+0x106/0x710 [ 23.864850][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.864852][ T596] ? lock_acquire+0x13c/0x160 [ 23.864856][ T596] console_flush_one_record+0x46f/0x710 [ 23.864861][ T596] ? console_emit_next_record+0x4c0/0x4c0 [ 23.864862][ T596] ? __lock_acquire+0x518/0xc20 [ 23.864868][ T596] console_unlock+0xee/0x1f0 [ 23.864870][ T596] ? console_flush_one_record+0x710/0x710 [ 23.864872][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.864874][ T596] ? lock_acquire+0xe0/0x160 [ 23.864878][ T596] ? __down_trylock_console_sem+0x5e/0xa0 [ 23.864879][ T596] ? vprintk_emit+0x320/0x3e0 [ 23.864882][ T596] vprintk_emit+0x37c/0x3e0 [ 23.864885][ T596] ? wake_up_klogd_work_func+0x90/0x90 [ 23.864886][ T596] ? rtnl_newlink+0x9f1/0x11b0 [ 23.864888][ T596] ? netlink_rcv_skb+0x14e/0x3a0 [ 23.864891][ T596] ? netlink_unicast+0x486/0x750 [ 23.864893][ T596] ? netlink_sendmsg+0x75b/0xc90 [ 23.864894][ T596] ? __sock_sendmsg+0xce/0x190 [ 23.864897][ T596] ? ____sys_sendmsg+0x61a/0x860 [ 23.864898][ T596] ? ___sys_sendmsg+0x14e/0x1d0 [ 23.864902][ T596] _printk+0xc7/0x100 [ 23.864906][ T596] ? snapshot_read.cold+0x21/0x21 [ 23.864910][ T596] ? netdev_name+0x43/0x60 [ 23.864914][ T596] ? __netdev_printk+0x17f/0x1d0 [ 23.864917][ T596] netdev_info+0xe2/0x116 [ 23.864920][ T596] ? netdev_notice+0x120/0x120 [ 23.864924][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.864926][ T596] ? __up_read+0x355/0x9e0 [ 23.864929][ T596] ? down_write_nested+0x200/0x200 [ 23.864931][ T596] ? mutex_is_locked+0x1c/0x50 [ 23.864933][ T596] netif_set_allmulti.cold+0x7c/0x166 [ 23.864937][ T596] dev_set_allmulti+0xa6/0x240 [ 23.864941][ T596] del_nbp+0xb7/0xc10 [ 23.864947][ T596] br_del_if+0xab/0x200 [ 23.864949][ T596] ? rtnl_is_locked+0x15/0x20 [ 23.864952][ T596] do_set_master+0x15c/0x780 [ 23.864956][ T596] do_setlink.isra.0+0x9ec/0x2a60 [ 23.864959][ T596] ? stack_trace_save+0x93/0xc0 [ 23.864962][ T596] ? rtnl_link_get_size+0x350/0x350 [ 23.864964][ T596] ? rcu_read_lock_any_held+0x66/0x90 [ 23.864966][ T596] ? stack_depot_save_flags+0x38e/0x790 [ 23.864970][ T596] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 23.864972][ T596] ? rcu_read_lock_any_held+0x3c/0x90 [ 23.864974][ T596] ? validate_chain+0x38b/0xc20 [ 23.864976][ T596] ? kasan_save_stack+0x3d/0x50 [ 23.864978][ T596] ? kasan_save_stack+0x2f/0x50 [ 23.864979][ T596] ? kasan_save_track+0x14/0x30 [ 23.864981][ T596] ? __kasan_kmalloc+0x7b/0x90 [ 23.864983][ T596] ? __lock_acquire+0x518/0xc20 [ 23.864985][ T596] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 23.864987][ T596] ? ___sys_sendmsg+0xd0/0x1d0 [ 23.864990][ T596] ? lock_acquire.part.0+0xd4/0x280 [ 23.864992][ T596] ? rtnl_newlink+0x9a8/0x11b0 [ 23.864995][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.864996][ T596] ? lock_acquire+0x13c/0x160 [ 23.864998][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.864999][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.865001][ T596] ? trace_contention_end+0xb3/0x180 [ 23.865003][ T596] ? __mutex_lock+0x1db/0x1ea0 [ 23.865006][ T596] ? __mutex_lock+0x9a3/0x1ea0 [ 23.865007][ T596] ? rtnl_newlink+0x9a8/0x11b0 [ 23.865011][ T596] ? ww_mutex_lock+0x160/0x160 [ 23.865012][ T596] ? nla_get_range_signed+0x3d0/0x3d0 [ 23.865017][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.865019][ T596] ? __rtnl_newlink+0x3fa/0xa50 [ 23.865024][ T596] rtnl_newlink+0x9f1/0x11b0 [ 23.865029][ T596] ? rtnl_bridge_getlink+0x850/0x850 [ 23.865031][ T596] ? __lock_acquire+0x518/0xc20 [ 23.865036][ T596] ? lock_acquire.part.0+0xd4/0x280 [ 23.865038][ T596] ? find_held_lock+0x2b/0x80 [ 23.865040][ T596] ? rtnl_bridge_getlink+0x850/0x850 [ 23.865043][ T596] ? __lock_release.isra.0+0x69/0x1a0 [ 23.865049][ T596] ? rtnl_bridge_getlink+0x850/0x850 [ 23.865052][ T596] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 23.865057][ T596] ? rtnl_link_fill+0x920/0x920 [ 23.865059][ T596] ? __lock_acquire+0x518/0xc20 [ 23.865064][ T596] ? lock_acquire.part.0+0xd4/0x280 [ 23.865066][ T596] ? find_held_lock+0x2b/0x80 [ 23.865069][ T596] netlink_rcv_skb+0x14e/0x3a0 [ 23.865071][ T596] ? rtnl_link_fill+0x920/0x920 [ 23.865074][ T596] ? netlink_ack+0xcf0/0xcf0 [ 23.865080][ T596] ? netlink_deliver_tap+0xc5/0x330 [ 23.865082][ T596] ? netlink_deliver_tap+0x13c/0x330 [ 23.865087][ T596] netlink_unicast+0x486/0x750 [ 23.865091][ T596] ? netlink_attachskb+0x810/0x810 [ 23.865093][ T596] ? find_held_lock+0x2b/0x80 [ 23.865097][ T596] netlink_sendmsg+0x75b/0xc90 [ 23.865101][ T596] ? netlink_unicast+0x750/0x750 [ 23.865105][ T596] ? __lock_release.isra.0+0x69/0x1a0 [ 23.865106][ T596] ? __import_iovec+0x36c/0x620 [ 23.865112][ T596] __sock_sendmsg+0xce/0x190 [ 23.865114][ T596] ____sys_sendmsg+0x61a/0x860 [ 23.865117][ T596] ? copy_msghdr_from_user+0x279/0x420 [ 23.865119][ T596] ? sock_write_iter+0x400/0x400 [ 23.865121][ T596] ? move_addr_to_kernel+0x40/0x40 [ 23.865128][ T596] ___sys_sendmsg+0x14e/0x1d0 [ 23.865131][ T596] ? copy_msghdr_from_user+0x420/0x420 [ 23.865146][ T596] __sys_sendmsg+0x12c/0x1d0 [ 23.865149][ T596] ? __sys_sendmsg_sock+0x20/0x20 [ 23.865155][ T596] ? rcu_is_watching+0x16/0xd0 [ 23.865158][ T596] do_syscall_64+0xff/0x530 [ 23.865161][ T596] ? exc_page_fault+0xee/0x100 [ 23.865164][ T596] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 23.865166][ T596] RIP: 0033:0x7f865fabf54e [ 23.865170][ T596] 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 [ 23.865172][ T596] RSP: 002b:00007ffd617d46c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.865174][ T596] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f865fabf54e [ 23.865176][ T596] RDX: 0000000000000000 RSI: 00007ffd617d4770 RDI: 0000000000000005 [ 23.865177][ T596] RBP: 00007ffd617d46d0 R08: 0000000000000000 R09: 0000000000000000 [ 23.865177][ T596] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b2a4 [ 23.865178][ T596] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd617d4e30 [ 23.865185][ T596] [ 23.903381][ T596] dd: left allmulticast mode [ 23.903829][ T596] br: port 1(mv) entered disabled state [ 23.940778][ T598] dd: left promiscuous mode