[ 12.163599][ T280] br: port 1(vx) entered blocking state [ 12.163664][ T280] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.163666][ T280] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 280, name: ip [ 12.163667][ T280] preempt_count: 1, expected: 0 [ 12.163668][ T280] RCU nest depth: 0, expected: 0 [ 12.163669][ T280] locks held by ip/280: 5, last CPU#3: [ 12.163671][ T280] #0: ffffffffb8f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 12.163682][ T280] #1: ffffffffb877ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.163687][ T280] #2: ffffffffb877de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.163692][ T280] #3: ffffffffb869d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.163695][ T280] #4: ffffffffb869d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.163699][ T280] irq event stamp: 12954 [ 12.163700][ T280] hardirqs last enabled at (12953): [] __down_trylock_console_sem+0x86/0xa0 [ 12.163703][ T280] hardirqs last disabled at (12954): [] console_emit_next_record+0x3d4/0x4c0 [ 12.163705][ T280] softirqs last enabled at (12864): [] __alloc_skb+0x4c2/0x5f0 [ 12.163711][ T280] softirqs last disabled at (12862): [] __alloc_skb+0x4c2/0x5f0 [ 12.163713][ T280] Preemption disabled at: [ 12.163714][ T280] [] vprintk_emit+0x31b/0x3e0 [ 12.163719][ T280] CPU: 3 UID: 0 PID: 280 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.163722][ T280] Tainted: [W]=WARN [ 12.163723][ T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.163725][ T280] Call Trace: [ 12.163726][ T280] [ 12.163728][ T280] dump_stack_lvl+0x6f/0xa0 [ 12.163733][ T280] ? vprintk_emit+0x31b/0x3e0 [ 12.163735][ T280] __might_resched.cold+0x1fe/0x2c1 [ 12.163740][ T280] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.163744][ T280] ? __kmalloc_noprof+0xdb/0x760 [ 12.163748][ T280] __kmalloc_noprof+0x443/0x760 [ 12.163750][ T280] ? alloc_buf.isra.0+0x4b/0x260 [ 12.163756][ T280] ? do_raw_spin_unlock+0x59/0x250 [ 12.163759][ T280] alloc_buf.isra.0+0x4b/0x260 [ 12.163762][ T280] put_chars+0x1e1/0x2f0 [ 12.163765][ T280] ? __send_to_port+0x420/0x420 [ 12.163767][ T280] ? validate_chain+0x34a/0xc20 [ 12.163773][ T280] hvc_console_print+0x292/0x780 [ 12.163780][ T280] ? hvc_write+0x3a0/0x3a0 [ 12.163783][ T280] ? rcu_is_watching+0x16/0xd0 [ 12.163785][ T280] ? lock_acquire+0x13c/0x160 [ 12.163789][ T280] console_emit_next_record+0x22f/0x4c0 [ 12.163793][ T280] ? devkmsg_read+0x4b0/0x4b0 [ 12.163795][ T280] ? console_flush_one_record+0x106/0x710 [ 12.163798][ T280] ? rcu_is_watching+0x16/0xd0 [ 12.163800][ T280] ? lock_acquire+0x13c/0x160 [ 12.163804][ T280] console_flush_one_record+0x46f/0x710 [ 12.163808][ T280] ? console_emit_next_record+0x4c0/0x4c0 [ 12.163810][ T280] ? __lock_acquire+0x518/0xc20 [ 12.163815][ T280] console_unlock+0xee/0x1f0 [ 12.163818][ T280] ? console_flush_one_record+0x710/0x710 [ 12.163820][ T280] ? rcu_is_watching+0x16/0xd0 [ 12.163821][ T280] ? lock_acquire+0xe0/0x160 [ 12.163825][ T280] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.163827][ T280] ? vprintk_emit+0x320/0x3e0 [ 12.163829][ T280] vprintk_emit+0x37c/0x3e0 [ 12.163832][ T280] ? wake_up_klogd_work_func+0x90/0x90 [ 12.163834][ T280] ? __lock_release.isra.0+0x69/0x1a0 [ 12.163836][ T280] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.163840][ T280] ? mark_held_locks+0x40/0x70 [ 12.163843][ T280] _printk+0xc7/0x100 [ 12.163846][ T280] ? snapshot_read.cold+0x21/0x21 [ 12.163850][ T280] ? br_multicast_flood+0x960/0x960 [ 12.163853][ T280] ? do_setlink.isra.0+0x9ec/0x2a60 [ 12.163855][ T280] ? rtnl_newlink+0x9f1/0x11b0 [ 12.163856][ T280] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.163860][ T280] br_set_state+0x22f/0x430 [ 12.163865][ T280] br_init_port+0xc4/0x200 [ 12.163867][ T280] new_nbp+0x3a0/0x650 [ 12.163871][ T280] br_add_if+0x212/0x1320 [ 12.163873][ T280] ? is_bpf_text_address+0x72/0x110 [ 12.163877][ T280] ? kernel_text_address+0x149/0x170 [ 12.163882][ T280] do_set_master+0x3b2/0x780 [ 12.163885][ T280] do_setlink.isra.0+0x9ec/0x2a60 [ 12.163889][ T280] ? stack_trace_save+0x93/0xc0 [ 12.163892][ T280] ? rtnl_link_get_size+0x350/0x350 [ 12.163893][ T280] ? rcu_read_lock_any_held+0x66/0x90 [ 12.163896][ T280] ? stack_depot_save_flags+0x38e/0x790 [ 12.163899][ T280] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.163902][ T280] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.163903][ T280] ? validate_chain+0x38b/0xc20 [ 12.163906][ T280] ? kasan_save_stack+0x3d/0x50 [ 12.163908][ T280] ? kasan_save_stack+0x2f/0x50 [ 12.163909][ T280] ? kasan_save_track+0x14/0x30 [ 12.163910][ T280] ? __kasan_kmalloc+0x7b/0x90 [ 12.163912][ T280] ? __lock_acquire+0x518/0xc20 [ 12.163914][ T280] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 12.163917][ T280] ? ___sys_sendmsg+0xd0/0x1d0 [ 12.163921][ T280] ? lock_acquire.part.0+0xd4/0x280 [ 12.163923][ T280] ? rtnl_newlink+0x9a8/0x11b0 [ 12.163925][ T280] ? rcu_is_watching+0x16/0xd0 [ 12.163927][ T280] ? lock_acquire+0x13c/0x160 [ 12.163928][ T280] ? rcu_is_watching+0x16/0xd0 [ 12.163929][ T280] ? rcu_is_watching+0x16/0xd0 [ 12.163931][ T280] ? trace_contention_end+0xb3/0x180 [ 12.163933][ T280] ? __mutex_lock+0x1db/0x1ea0 [ 12.163935][ T280] ? __mutex_lock+0x9a3/0x1ea0 [ 12.163937][ T280] ? rtnl_newlink+0x9a8/0x11b0 [ 12.163940][ T280] ? ww_mutex_lock+0x160/0x160 [ 12.163941][ T280] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.163946][ T280] ? rcu_is_watching+0x16/0xd0 [ 12.163948][ T280] ? __rtnl_newlink+0x3fa/0xa50 [ 12.163953][ T280] rtnl_newlink+0x9f1/0x11b0 [ 12.163959][ T280] ? rtnl_bridge_getlink+0x850/0x850 [ 12.163960][ T280] ? __lock_acquire+0x518/0xc20 [ 12.163965][ T280] ? lock_acquire.part.0+0xd4/0x280 [ 12.163967][ T280] ? find_held_lock+0x2b/0x80 [ 12.163969][ T280] ? rtnl_bridge_getlink+0x850/0x850 [ 12.163971][ T280] ? __lock_release.isra.0+0x69/0x1a0 [ 12.163974][ T280] ? rtnl_bridge_getlink+0x850/0x850 [ 12.163976][ T280] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.163979][ T280] ? rtnl_link_fill+0x920/0x920 [ 12.163981][ T280] ? __lock_acquire+0x518/0xc20 [ 12.163985][ T280] ? lock_acquire.part.0+0xd4/0x280 [ 12.163987][ T280] ? find_held_lock+0x2b/0x80 [ 12.163990][ T280] netlink_rcv_skb+0x14e/0x3a0 [ 12.163993][ T280] ? rtnl_link_fill+0x920/0x920 [ 12.163996][ T280] ? netlink_ack+0xcf0/0xcf0 [ 12.164003][ T280] ? netlink_deliver_tap+0xc5/0x330 [ 12.164005][ T280] ? netlink_deliver_tap+0x13c/0x330 [ 12.164009][ T280] netlink_unicast+0x486/0x750 [ 12.164013][ T280] ? netlink_attachskb+0x810/0x810 [ 12.164016][ T280] ? find_held_lock+0x2b/0x80 [ 12.164020][ T280] netlink_sendmsg+0x75b/0xc90 [ 12.164024][ T280] ? netlink_unicast+0x750/0x750 [ 12.164027][ T280] ? __lock_release.isra.0+0x69/0x1a0 [ 12.164029][ T280] ? __import_iovec+0x36c/0x620 [ 12.164034][ T280] __sock_sendmsg+0xce/0x190 [ 12.164037][ T280] ____sys_sendmsg+0x61a/0x860 [ 12.164039][ T280] ? copy_msghdr_from_user+0x279/0x420 [ 12.164041][ T280] ? sock_write_iter+0x400/0x400 [ 12.164043][ T280] ? move_addr_to_kernel+0x40/0x40 [ 12.164050][ T280] ___sys_sendmsg+0x14e/0x1d0 [ 12.164052][ T280] ? copy_msghdr_from_user+0x420/0x420 [ 12.164068][ T280] __sys_sendmsg+0x12c/0x1d0 [ 12.164070][ T280] ? __sys_sendmsg_sock+0x20/0x20 [ 12.164076][ T280] ? rcu_is_watching+0x16/0xd0 [ 12.164079][ T280] do_syscall_64+0xff/0x530 [ 12.164082][ T280] ? exc_page_fault+0xee/0x100 [ 12.164085][ T280] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.164087][ T280] RIP: 0033:0x7fc80771454e [ 12.164090][ T280] 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 [ 12.164092][ T280] RSP: 002b:00007ffeed618f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.164095][ T280] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc80771454e [ 12.164096][ T280] RDX: 0000000000000000 RSI: 00007ffeed618fc0 RDI: 0000000000000005 [ 12.164097][ T280] RBP: 00007ffeed618f20 R08: 0000000000000000 R09: 0000000000000000 [ 12.164098][ T280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f529 [ 12.164099][ T280] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeed619680 [ 12.164105][ T280] [ 12.200585][ T280] br: port 1(vx) entered disabled state [ 12.200892][ T280] vx: entered allmulticast mode [ 12.201953][ T280] vx: entered promiscuous mode [ 12.202951][ T280] br: port 1(vx) entered blocking state [ 12.203243][ T280] br: port 1(vx) entered forwarding state [ 12.226232][ T280] ip (280) used greatest stack depth: 23336 bytes left [ 14.623529][ T343] vx: left allmulticast mode [ 14.623548][ T343] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.623550][ T343] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 343, name: ip [ 14.623551][ T343] preempt_count: 1, expected: 0 [ 14.623552][ T343] RCU nest depth: 0, expected: 0 [ 14.623553][ T343] locks held by ip/343: 5, last CPU#2: [ 14.623555][ T343] #0: ffffffffb8f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 14.623566][ T343] #1: ffffffffb877ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.623572][ T343] #2: ffffffffb877de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.623576][ T343] #3: ffffffffb869d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.623580][ T343] #4: ffffffffb869d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.623584][ T343] irq event stamp: 15726 [ 14.623585][ T343] hardirqs last enabled at (15725): [] __down_trylock_console_sem+0x86/0xa0 [ 14.623588][ T343] hardirqs last disabled at (15726): [] console_emit_next_record+0x3d4/0x4c0 [ 14.623590][ T343] softirqs last enabled at (15694): [] __alloc_skb+0x4c2/0x5f0 [ 14.623593][ T343] softirqs last disabled at (15692): [] __alloc_skb+0x4c2/0x5f0 [ 14.623596][ T343] Preemption disabled at: [ 14.623596][ T343] [] vprintk_emit+0x31b/0x3e0 [ 14.623601][ T343] CPU: 2 UID: 0 PID: 343 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.623605][ T343] Tainted: [W]=WARN [ 14.623606][ T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.623607][ T343] Call Trace: [ 14.623609][ T343] [ 14.623610][ T343] dump_stack_lvl+0x6f/0xa0 [ 14.623616][ T343] ? vprintk_emit+0x31b/0x3e0 [ 14.623618][ T343] __might_resched.cold+0x1fe/0x2c1 [ 14.623622][ T343] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.623626][ T343] ? __kmalloc_noprof+0xdb/0x760 [ 14.623631][ T343] __kmalloc_noprof+0x443/0x760 [ 14.623633][ T343] ? alloc_buf.isra.0+0x4b/0x260 [ 14.623639][ T343] ? do_raw_spin_unlock+0x59/0x250 [ 14.623642][ T343] alloc_buf.isra.0+0x4b/0x260 [ 14.623645][ T343] put_chars+0x1e1/0x2f0 [ 14.623648][ T343] ? __send_to_port+0x420/0x420 [ 14.623650][ T343] ? validate_chain+0x38b/0xc20 [ 14.623656][ T343] hvc_console_print+0x292/0x780 [ 14.623663][ T343] ? hvc_write+0x3a0/0x3a0 [ 14.623666][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623669][ T343] ? lock_acquire+0x13c/0x160 [ 14.623672][ T343] console_emit_next_record+0x22f/0x4c0 [ 14.623676][ T343] ? devkmsg_read+0x4b0/0x4b0 [ 14.623678][ T343] ? console_flush_one_record+0x106/0x710 [ 14.623682][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623683][ T343] ? lock_acquire+0x13c/0x160 [ 14.623687][ T343] console_flush_one_record+0x46f/0x710 [ 14.623691][ T343] ? console_emit_next_record+0x4c0/0x4c0 [ 14.623693][ T343] ? __lock_acquire+0x518/0xc20 [ 14.623698][ T343] console_unlock+0xee/0x1f0 [ 14.623701][ T343] ? console_flush_one_record+0x710/0x710 [ 14.623703][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623705][ T343] ? lock_acquire+0xe0/0x160 [ 14.623711][ T343] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.623712][ T343] ? vprintk_emit+0x320/0x3e0 [ 14.623715][ T343] vprintk_emit+0x37c/0x3e0 [ 14.623719][ T343] ? wake_up_klogd_work_func+0x90/0x90 [ 14.623720][ T343] ? rtnl_newlink+0x9f1/0x11b0 [ 14.623722][ T343] ? netlink_rcv_skb+0x14e/0x3a0 [ 14.623725][ T343] ? netlink_unicast+0x486/0x750 [ 14.623726][ T343] ? netlink_sendmsg+0x75b/0xc90 [ 14.623728][ T343] ? __sock_sendmsg+0xce/0x190 [ 14.623730][ T343] ? ____sys_sendmsg+0x61a/0x860 [ 14.623732][ T343] ? ___sys_sendmsg+0x14e/0x1d0 [ 14.623735][ T343] _printk+0xc7/0x100 [ 14.623739][ T343] ? snapshot_read.cold+0x21/0x21 [ 14.623743][ T343] ? netdev_name+0x43/0x60 [ 14.623747][ T343] ? __netdev_printk+0x17f/0x1d0 [ 14.623751][ T343] netdev_info+0xe2/0x116 [ 14.623754][ T343] ? netdev_notice+0x120/0x120 [ 14.623758][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623760][ T343] ? __up_read+0x355/0x9e0 [ 14.623762][ T343] ? down_write_nested+0x200/0x200 [ 14.623764][ T343] ? mutex_is_locked+0x1c/0x50 [ 14.623767][ T343] netif_set_allmulti.cold+0x7c/0x166 [ 14.623770][ T343] dev_set_allmulti+0xa6/0x240 [ 14.623774][ T343] del_nbp+0xb7/0xc10 [ 14.623781][ T343] br_del_if+0xab/0x200 [ 14.623782][ T343] ? rtnl_is_locked+0x15/0x20 [ 14.623786][ T343] do_set_master+0x15c/0x780 [ 14.623789][ T343] do_setlink.isra.0+0x9ec/0x2a60 [ 14.623793][ T343] ? stack_trace_save+0x93/0xc0 [ 14.623796][ T343] ? rtnl_link_get_size+0x350/0x350 [ 14.623798][ T343] ? rcu_read_lock_any_held+0x66/0x90 [ 14.623800][ T343] ? stack_depot_save_flags+0x38e/0x790 [ 14.623804][ T343] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.623806][ T343] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.623808][ T343] ? validate_chain+0x38b/0xc20 [ 14.623810][ T343] ? kasan_save_stack+0x3d/0x50 [ 14.623813][ T343] ? kasan_save_stack+0x2f/0x50 [ 14.623814][ T343] ? kasan_save_track+0x14/0x30 [ 14.623815][ T343] ? __kasan_kmalloc+0x7b/0x90 [ 14.623817][ T343] ? __lock_acquire+0x518/0xc20 [ 14.623819][ T343] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 14.623822][ T343] ? ___sys_sendmsg+0xd0/0x1d0 [ 14.623825][ T343] ? lock_acquire.part.0+0xd4/0x280 [ 14.623827][ T343] ? rtnl_newlink+0x9a8/0x11b0 [ 14.623829][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623831][ T343] ? lock_acquire+0x13c/0x160 [ 14.623833][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623834][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623835][ T343] ? trace_contention_end+0xb3/0x180 [ 14.623838][ T343] ? __mutex_lock+0x1db/0x1ea0 [ 14.623840][ T343] ? __mutex_lock+0x9a3/0x1ea0 [ 14.623842][ T343] ? rtnl_newlink+0x9a8/0x11b0 [ 14.623845][ T343] ? ww_mutex_lock+0x160/0x160 [ 14.623846][ T343] ? nla_get_range_signed+0x3d0/0x3d0 [ 14.623851][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623853][ T343] ? __rtnl_newlink+0x3fa/0xa50 [ 14.623859][ T343] rtnl_newlink+0x9f1/0x11b0 [ 14.623864][ T343] ? rtnl_bridge_getlink+0x850/0x850 [ 14.623866][ T343] ? __lock_acquire+0x518/0xc20 [ 14.623870][ T343] ? lock_acquire.part.0+0xd4/0x280 [ 14.623872][ T343] ? find_held_lock+0x2b/0x80 [ 14.623874][ T343] ? rtnl_bridge_getlink+0x850/0x850 [ 14.623876][ T343] ? __lock_release.isra.0+0x69/0x1a0 [ 14.623880][ T343] ? rtnl_bridge_getlink+0x850/0x850 [ 14.623882][ T343] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 14.623885][ T343] ? rtnl_link_fill+0x920/0x920 [ 14.623886][ T343] ? __lock_acquire+0x518/0xc20 [ 14.623891][ T343] ? lock_acquire.part.0+0xd4/0x280 [ 14.623892][ T343] ? find_held_lock+0x2b/0x80 [ 14.623896][ T343] netlink_rcv_skb+0x14e/0x3a0 [ 14.623898][ T343] ? rtnl_link_fill+0x920/0x920 [ 14.623901][ T343] ? netlink_ack+0xcf0/0xcf0 [ 14.623907][ T343] ? netlink_deliver_tap+0xc5/0x330 [ 14.623909][ T343] ? netlink_deliver_tap+0x13c/0x330 [ 14.623914][ T343] netlink_unicast+0x486/0x750 [ 14.623917][ T343] ? netlink_attachskb+0x810/0x810 [ 14.623920][ T343] ? find_held_lock+0x2b/0x80 [ 14.623924][ T343] netlink_sendmsg+0x75b/0xc90 [ 14.623928][ T343] ? netlink_unicast+0x750/0x750 [ 14.623932][ T343] ? __lock_release.isra.0+0x69/0x1a0 [ 14.623933][ T343] ? __import_iovec+0x36c/0x620 [ 14.623939][ T343] __sock_sendmsg+0xce/0x190 [ 14.623941][ T343] ____sys_sendmsg+0x61a/0x860 [ 14.623943][ T343] ? copy_msghdr_from_user+0x279/0x420 [ 14.623946][ T343] ? sock_write_iter+0x400/0x400 [ 14.623947][ T343] ? move_addr_to_kernel+0x40/0x40 [ 14.623955][ T343] ___sys_sendmsg+0x14e/0x1d0 [ 14.623957][ T343] ? copy_msghdr_from_user+0x420/0x420 [ 14.623973][ T343] __sys_sendmsg+0x12c/0x1d0 [ 14.623976][ T343] ? __sys_sendmsg_sock+0x20/0x20 [ 14.623982][ T343] ? rcu_is_watching+0x16/0xd0 [ 14.623985][ T343] do_syscall_64+0xff/0x530 [ 14.623988][ T343] ? exc_page_fault+0xee/0x100 [ 14.623991][ T343] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.623993][ T343] RIP: 0033:0x7fee7a67254e [ 14.623997][ T343] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 14.623999][ T343] RSP: 002b:00007ffed7b24830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.624001][ T343] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fee7a67254e [ 14.624003][ T343] RDX: 0000000000000000 RSI: 00007ffed7b248e0 RDI: 0000000000000005 [ 14.624003][ T343] RBP: 00007ffed7b24840 R08: 0000000000000000 R09: 0000000000000000 [ 14.624004][ T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f52b [ 14.624005][ T343] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed7b24fa0 [ 14.624011][ T343] [ 14.667213][ T343] vx: left promiscuous mode [ 14.667552][ T343] br: port 1(vx) entered disabled state [ 14.679230][ T343] ip (343) used greatest stack depth: 23144 bytes left [ 14.926315][ T363] br: port 1(vx) entered blocking state [ 14.926565][ T363] br: port 1(vx) entered disabled state [ 14.926799][ T363] vx: entered allmulticast mode [ 14.927828][ T363] vx: entered promiscuous mode [ 14.928527][ T363] br: port 1(vx) entered blocking state [ 14.928753][ T363] br: port 1(vx) entered forwarding state [ 17.358750][ T426] vx: left allmulticast mode [ 17.358768][ T426] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.358770][ T426] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 426, name: ip [ 17.358771][ T426] preempt_count: 1, expected: 0 [ 17.358772][ T426] RCU nest depth: 0, expected: 0 [ 17.358773][ T426] locks held by ip/426: 5, last CPU#3: [ 17.358775][ T426] #0: ffffffffb8f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 17.358787][ T426] #1: ffffffffb877ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 17.358793][ T426] #2: ffffffffb877de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 17.358797][ T426] #3: ffffffffb869d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 17.358800][ T426] #4: ffffffffb869d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 17.358804][ T426] irq event stamp: 13050 [ 17.358805][ T426] hardirqs last enabled at (13049): [] __down_trylock_console_sem+0x86/0xa0 [ 17.358808][ T426] hardirqs last disabled at (13050): [] console_emit_next_record+0x3d4/0x4c0 [ 17.358810][ T426] softirqs last enabled at (13036): [] handle_softirqs+0x67c/0x900 [ 17.358813][ T426] softirqs last disabled at (13031): [] __irq_exit_rcu+0x145/0x1c0 [ 17.358816][ T426] Preemption disabled at: [ 17.358816][ T426] [] vprintk_emit+0x31b/0x3e0 [ 17.358821][ T426] CPU: 3 UID: 0 PID: 426 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.358824][ T426] Tainted: [W]=WARN [ 17.358826][ T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.358827][ T426] Call Trace: [ 17.358829][ T426] [ 17.358830][ T426] dump_stack_lvl+0x6f/0xa0 [ 17.358836][ T426] ? vprintk_emit+0x31b/0x3e0 [ 17.358837][ T426] __might_resched.cold+0x1fe/0x2c1 [ 17.358842][ T426] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.358846][ T426] ? __kmalloc_noprof+0xdb/0x760 [ 17.358851][ T426] __kmalloc_noprof+0x443/0x760 [ 17.358853][ T426] ? alloc_buf.isra.0+0x4b/0x260 [ 17.358859][ T426] ? do_raw_spin_unlock+0x59/0x250 [ 17.358862][ T426] alloc_buf.isra.0+0x4b/0x260 [ 17.358865][ T426] put_chars+0x1e1/0x2f0 [ 17.358868][ T426] ? __send_to_port+0x420/0x420 [ 17.358870][ T426] ? validate_chain+0x38b/0xc20 [ 17.358876][ T426] hvc_console_print+0x292/0x780 [ 17.358883][ T426] ? hvc_write+0x3a0/0x3a0 [ 17.358886][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.358889][ T426] ? lock_acquire+0x13c/0x160 [ 17.358893][ T426] console_emit_next_record+0x22f/0x4c0 [ 17.358897][ T426] ? devkmsg_read+0x4b0/0x4b0 [ 17.358898][ T426] ? console_flush_one_record+0x106/0x710 [ 17.358902][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.358903][ T426] ? lock_acquire+0x13c/0x160 [ 17.358907][ T426] console_flush_one_record+0x46f/0x710 [ 17.358911][ T426] ? console_emit_next_record+0x4c0/0x4c0 [ 17.358913][ T426] ? __lock_acquire+0x518/0xc20 [ 17.358919][ T426] console_unlock+0xee/0x1f0 [ 17.358921][ T426] ? console_flush_one_record+0x710/0x710 [ 17.358923][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.358925][ T426] ? lock_acquire+0xe0/0x160 [ 17.358929][ T426] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.358930][ T426] ? vprintk_emit+0x320/0x3e0 [ 17.358933][ T426] vprintk_emit+0x37c/0x3e0 [ 17.358936][ T426] ? wake_up_klogd_work_func+0x90/0x90 [ 17.358938][ T426] ? rtnl_newlink+0x9f1/0x11b0 [ 17.358939][ T426] ? netlink_rcv_skb+0x14e/0x3a0 [ 17.358942][ T426] ? netlink_unicast+0x486/0x750 [ 17.358944][ T426] ? netlink_sendmsg+0x75b/0xc90 [ 17.358946][ T426] ? __sock_sendmsg+0xce/0x190 [ 17.358949][ T426] ? ____sys_sendmsg+0x61a/0x860 [ 17.358950][ T426] ? ___sys_sendmsg+0x14e/0x1d0 [ 17.358954][ T426] _printk+0xc7/0x100 [ 17.358957][ T426] ? snapshot_read.cold+0x21/0x21 [ 17.358962][ T426] ? netdev_name+0x43/0x60 [ 17.358965][ T426] ? __netdev_printk+0x17f/0x1d0 [ 17.358969][ T426] netdev_info+0xe2/0x116 [ 17.358972][ T426] ? netdev_notice+0x120/0x120 [ 17.358977][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.358978][ T426] ? __up_read+0x355/0x9e0 [ 17.358981][ T426] ? down_write_nested+0x200/0x200 [ 17.358983][ T426] ? mutex_is_locked+0x1c/0x50 [ 17.358985][ T426] netif_set_allmulti.cold+0x7c/0x166 [ 17.358989][ T426] dev_set_allmulti+0xa6/0x240 [ 17.358993][ T426] del_nbp+0xb7/0xc10 [ 17.358999][ T426] br_del_if+0xab/0x200 [ 17.359001][ T426] ? rtnl_is_locked+0x15/0x20 [ 17.359005][ T426] do_set_master+0x15c/0x780 [ 17.359008][ T426] do_setlink.isra.0+0x9ec/0x2a60 [ 17.359012][ T426] ? stack_trace_save+0x93/0xc0 [ 17.359015][ T426] ? rtnl_link_get_size+0x350/0x350 [ 17.359017][ T426] ? rcu_read_lock_any_held+0x66/0x90 [ 17.359019][ T426] ? stack_depot_save_flags+0x38e/0x790 [ 17.359023][ T426] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.359025][ T426] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.359027][ T426] ? validate_chain+0x38b/0xc20 [ 17.359029][ T426] ? kasan_save_stack+0x3d/0x50 [ 17.359031][ T426] ? kasan_save_stack+0x2f/0x50 [ 17.359032][ T426] ? kasan_save_track+0x14/0x30 [ 17.359034][ T426] ? __kasan_kmalloc+0x7b/0x90 [ 17.359036][ T426] ? __lock_acquire+0x518/0xc20 [ 17.359038][ T426] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 17.359040][ T426] ? ___sys_sendmsg+0xd0/0x1d0 [ 17.359043][ T426] ? lock_acquire.part.0+0xd4/0x280 [ 17.359045][ T426] ? rtnl_newlink+0x9a8/0x11b0 [ 17.359048][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.359050][ T426] ? lock_acquire+0x13c/0x160 [ 17.359051][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.359052][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.359054][ T426] ? trace_contention_end+0xb3/0x180 [ 17.359056][ T426] ? __mutex_lock+0x1db/0x1ea0 [ 17.359059][ T426] ? __mutex_lock+0x9a3/0x1ea0 [ 17.359061][ T426] ? rtnl_newlink+0x9a8/0x11b0 [ 17.359064][ T426] ? ww_mutex_lock+0x160/0x160 [ 17.359065][ T426] ? nla_get_range_signed+0x3d0/0x3d0 [ 17.359070][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.359072][ T426] ? __rtnl_newlink+0x3fa/0xa50 [ 17.359078][ T426] rtnl_newlink+0x9f1/0x11b0 [ 17.359083][ T426] ? rtnl_bridge_getlink+0x850/0x850 [ 17.359085][ T426] ? __lock_acquire+0x518/0xc20 [ 17.359089][ T426] ? lock_acquire.part.0+0xd4/0x280 [ 17.359091][ T426] ? find_held_lock+0x2b/0x80 [ 17.359094][ T426] ? rtnl_bridge_getlink+0x850/0x850 [ 17.359095][ T426] ? __lock_release.isra.0+0x69/0x1a0 [ 17.359099][ T426] ? rtnl_bridge_getlink+0x850/0x850 [ 17.359101][ T426] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 17.359104][ T426] ? rtnl_link_fill+0x920/0x920 [ 17.359106][ T426] ? __lock_acquire+0x518/0xc20 [ 17.359110][ T426] ? lock_acquire.part.0+0xd4/0x280 [ 17.359112][ T426] ? find_held_lock+0x2b/0x80 [ 17.359116][ T426] netlink_rcv_skb+0x14e/0x3a0 [ 17.359118][ T426] ? rtnl_link_fill+0x920/0x920 [ 17.359120][ T426] ? netlink_ack+0xcf0/0xcf0 [ 17.359127][ T426] ? netlink_deliver_tap+0xc5/0x330 [ 17.359129][ T426] ? netlink_deliver_tap+0x13c/0x330 [ 17.359134][ T426] netlink_unicast+0x486/0x750 [ 17.359138][ T426] ? netlink_attachskb+0x810/0x810 [ 17.359140][ T426] ? find_held_lock+0x2b/0x80 [ 17.359144][ T426] netlink_sendmsg+0x75b/0xc90 [ 17.359148][ T426] ? netlink_unicast+0x750/0x750 [ 17.359152][ T426] ? __lock_release.isra.0+0x69/0x1a0 [ 17.359153][ T426] ? __import_iovec+0x36c/0x620 [ 17.359159][ T426] __sock_sendmsg+0xce/0x190 [ 17.359161][ T426] ____sys_sendmsg+0x61a/0x860 [ 17.359163][ T426] ? copy_msghdr_from_user+0x279/0x420 [ 17.359166][ T426] ? sock_write_iter+0x400/0x400 [ 17.359167][ T426] ? move_addr_to_kernel+0x40/0x40 [ 17.359175][ T426] ___sys_sendmsg+0x14e/0x1d0 [ 17.359177][ T426] ? copy_msghdr_from_user+0x420/0x420 [ 17.359193][ T426] __sys_sendmsg+0x12c/0x1d0 [ 17.359196][ T426] ? __sys_sendmsg_sock+0x20/0x20 [ 17.359202][ T426] ? rcu_is_watching+0x16/0xd0 [ 17.359205][ T426] do_syscall_64+0xff/0x530 [ 17.359208][ T426] ? exc_page_fault+0xee/0x100 [ 17.359211][ T426] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.359213][ T426] RIP: 0033:0x7f2fb34b954e [ 17.359217][ T426] 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 [ 17.359223][ T426] RSP: 002b:00007ffda738e8a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.359226][ T426] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2fb34b954e [ 17.359227][ T426] RDX: 0000000000000000 RSI: 00007ffda738e950 RDI: 0000000000000005 [ 17.359228][ T426] RBP: 00007ffda738e8b0 R08: 0000000000000000 R09: 0000000000000000 [ 17.359229][ T426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f52e [ 17.359230][ T426] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda738f010 [ 17.359236][ T426] [ 17.403264][ T426] vx: left promiscuous mode [ 17.403636][ T426] br: port 1(vx) entered disabled state [ 17.609584][ T441] dd: entered promiscuous mode [ 20.032379][ T505] dd: left promiscuous mode [ 20.032428][ T505] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 20.032430][ T505] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 505, name: ip [ 20.032431][ T505] preempt_count: 1, expected: 0 [ 20.032432][ T505] RCU nest depth: 0, expected: 0 [ 20.032433][ T505] locks held by ip/505: 6, last CPU#2: [ 20.032435][ T505] #0: ffffffffb8f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x24f/0xae0 [ 20.032446][ T505] #1: ff1100000fa04e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: dev_set_promiscuity+0x96/0x230 [ 20.032450][ T505] #2: ffffffffb877ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 20.032455][ T505] #3: ffffffffb877de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 20.032459][ T505] #4: ffffffffb869d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 20.032462][ T505] #5: ffffffffb869d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 20.032466][ T505] irq event stamp: 15420 [ 20.032467][ T505] hardirqs last enabled at (15419): [] __down_trylock_console_sem+0x86/0xa0 [ 20.032470][ T505] hardirqs last disabled at (15420): [] console_emit_next_record+0x3d4/0x4c0 [ 20.032472][ T505] softirqs last enabled at (15414): [] macvlan_stop+0xf5/0x450 [ 20.032476][ T505] softirqs last disabled at (15400): [] dev_mc_unsync+0xe0/0x2f0 [ 20.032479][ T505] Preemption disabled at: [ 20.032479][ T505] [] vprintk_emit+0x31b/0x3e0 [ 20.032484][ T505] CPU: 2 UID: 0 PID: 505 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 20.032488][ T505] Tainted: [W]=WARN [ 20.032489][ T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.032490][ T505] Call Trace: [ 20.032492][ T505] [ 20.032494][ T505] dump_stack_lvl+0x6f/0xa0 [ 20.032499][ T505] ? vprintk_emit+0x31b/0x3e0 [ 20.032501][ T505] __might_resched.cold+0x1fe/0x2c1 [ 20.032506][ T505] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 20.032510][ T505] ? __kmalloc_noprof+0xdb/0x760 [ 20.032514][ T505] __kmalloc_noprof+0x443/0x760 [ 20.032516][ T505] ? alloc_buf.isra.0+0x4b/0x260 [ 20.032522][ T505] ? do_raw_spin_unlock+0x59/0x250 [ 20.032525][ T505] alloc_buf.isra.0+0x4b/0x260 [ 20.032528][ T505] put_chars+0x1e1/0x2f0 [ 20.032531][ T505] ? __send_to_port+0x420/0x420 [ 20.032532][ T505] ? check_prev_add+0xef/0xe90 [ 20.032536][ T505] ? validate_chain+0x34a/0xc20 [ 20.032540][ T505] hvc_console_print+0x292/0x780 [ 20.032544][ T505] ? mark_usage+0x61/0x170 [ 20.032546][ T505] ? __lock_acquire+0x518/0xc20 [ 20.032547][ T505] ? __lock_acquire+0x518/0xc20 [ 20.032552][ T505] ? hvc_write+0x3a0/0x3a0 [ 20.032554][ T505] ? lock_acquire.part.0+0xd4/0x280 [ 20.032558][ T505] ? lock_acquire+0x13c/0x160 [ 20.032562][ T505] console_emit_next_record+0x22f/0x4c0 [ 20.032566][ T505] ? devkmsg_read+0x4b0/0x4b0 [ 20.032568][ T505] ? console_flush_one_record+0x106/0x710 [ 20.032571][ T505] ? rcu_is_watching+0x16/0xd0 [ 20.032573][ T505] ? lock_acquire+0x13c/0x160 [ 20.032577][ T505] console_flush_one_record+0x46f/0x710 [ 20.032582][ T505] ? console_emit_next_record+0x4c0/0x4c0 [ 20.032583][ T505] ? __lock_acquire+0x518/0xc20 [ 20.032589][ T505] console_unlock+0xee/0x1f0 [ 20.032592][ T505] ? console_flush_one_record+0x710/0x710 [ 20.032593][ T505] ? rcu_is_watching+0x16/0xd0 [ 20.032595][ T505] ? lock_acquire+0xe0/0x160 [ 20.032599][ T505] ? __down_trylock_console_sem+0x5e/0xa0 [ 20.032600][ T505] ? vprintk_emit+0x320/0x3e0 [ 20.032603][ T505] vprintk_emit+0x37c/0x3e0 [ 20.032606][ T505] ? wake_up_klogd_work_func+0x90/0x90 [ 20.032608][ T505] ? __lock_acquire+0x518/0xc20 [ 20.032613][ T505] _printk+0xc7/0x100 [ 20.032616][ T505] ? snapshot_read.cold+0x21/0x21 [ 20.032619][ T505] ? rcu_is_watching+0x16/0xd0 [ 20.032621][ T505] ? lock_acquire+0x13c/0x160 [ 20.032622][ T505] ? rcu_is_watching+0x16/0xd0 [ 20.032623][ T505] ? rcu_is_watching+0x16/0xd0 [ 20.032624][ T505] ? netdev_name+0x43/0x60 [ 20.032628][ T505] ? __netdev_printk+0x17f/0x1d0 [ 20.032632][ T505] netdev_info+0xe2/0x116 [ 20.032635][ T505] ? netdev_notice+0x120/0x120 [ 20.032637][ T505] ? ww_mutex_lock+0x160/0x160 [ 20.032646][ T505] __dev_set_promiscuity.cold+0x7a/0x104 [ 20.032649][ T505] netif_set_promiscuity+0x4c/0xc0 [ 20.032653][ T505] dev_set_promiscuity+0xa1/0x230 [ 20.032655][ T505] ? __local_bh_enable_ip+0xaa/0x150 [ 20.032658][ T505] macvlan_stop+0x35e/0x450 [ 20.032661][ T505] __dev_close_many+0x1d4/0x680 [ 20.032665][ T505] ? net_generic+0xbd/0x1e0 [vxlan] [ 20.032672][ T505] ? netif_open+0x120/0x120 [ 20.032675][ T505] ? netif_close_many+0x1ff/0x770 [ 20.032679][ T505] netif_close_many+0x1ff/0x770 [ 20.032683][ T505] ? __dev_close_many+0x680/0x680 [ 20.032686][ T505] ? netif_close_many_and_unlock+0x22/0x2c0 [ 20.032690][ T505] unregister_netdevice_many_notify+0x71a/0x1b40 [ 20.032694][ T505] ? netlink_sendmsg+0x75b/0xc90 [ 20.032698][ T505] ? unregister_netdevice_queued+0x80/0x80 [ 20.032699][ T505] ? unregister_netdevice_many+0x20/0x20 [ 20.032702][ T505] ? netdev_upper_dev_unlink+0x79/0xa0 [ 20.032705][ T505] ? __netdev_upper_dev_unlink+0x1e0/0x1e0 [ 20.032711][ T505] rtnl_dellink+0x4a0/0xae0 [ 20.032712][ T505] ? mark_usage+0x61/0x170 [ 20.032714][ T505] ? __lock_acquire+0x518/0xc20 [ 20.032716][ T505] ? __lock_acquire+0x518/0xc20 [ 20.032718][ T505] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 20.032739][ T505] ? lock_acquire.part.0+0xd4/0x280 [ 20.032741][ T505] ? find_held_lock+0x2b/0x80 [ 20.032744][ T505] ? __lock_release.isra.0+0x69/0x1a0 [ 20.032746][ T505] ? mark_usage+0x61/0x170 [ 20.032748][ T505] ? __lock_acquire+0x518/0xc20 [ 20.032753][ T505] ? lock_acquire.part.0+0xd4/0x280 [ 20.032754][ T505] ? find_held_lock+0x2b/0x80 [ 20.032756][ T505] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 20.032758][ T505] ? __lock_release.isra.0+0x69/0x1a0 [ 20.032762][ T505] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 20.032764][ T505] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 20.032767][ T505] ? rtnl_link_fill+0x920/0x920 [ 20.032769][ T505] ? __lock_acquire+0x518/0xc20 [ 20.032773][ T505] ? lock_acquire.part.0+0xd4/0x280 [ 20.032775][ T505] ? find_held_lock+0x2b/0x80 [ 20.032778][ T505] netlink_rcv_skb+0x14e/0x3a0 [ 20.032780][ T505] ? rtnl_link_fill+0x920/0x920 [ 20.032783][ T505] ? netlink_ack+0xcf0/0xcf0 [ 20.032790][ T505] ? netlink_deliver_tap+0xc5/0x330 [ 20.032792][ T505] ? netlink_deliver_tap+0x13c/0x330 [ 20.032796][ T505] netlink_unicast+0x486/0x750 [ 20.032800][ T505] ? netlink_attachskb+0x810/0x810 [ 20.032803][ T505] ? find_held_lock+0x2b/0x80 [ 20.032807][ T505] netlink_sendmsg+0x75b/0xc90 [ 20.032811][ T505] ? netlink_unicast+0x750/0x750 [ 20.032814][ T505] ? __lock_release.isra.0+0x69/0x1a0 [ 20.032816][ T505] ? __import_iovec+0x36c/0x620 [ 20.032821][ T505] __sock_sendmsg+0xce/0x190 [ 20.032825][ T505] ____sys_sendmsg+0x61a/0x860 [ 20.032827][ T505] ? copy_msghdr_from_user+0x279/0x420 [ 20.032830][ T505] ? sock_write_iter+0x400/0x400 [ 20.032831][ T505] ? move_addr_to_kernel+0x40/0x40 [ 20.032839][ T505] ___sys_sendmsg+0x14e/0x1d0 [ 20.032841][ T505] ? copy_msghdr_from_user+0x420/0x420 [ 20.032857][ T505] __sys_sendmsg+0x12c/0x1d0 [ 20.032860][ T505] ? __sys_sendmsg_sock+0x20/0x20 [ 20.032866][ T505] ? rcu_is_watching+0x16/0xd0 [ 20.032869][ T505] do_syscall_64+0xff/0x530 [ 20.032872][ T505] ? exc_page_fault+0xee/0x100 [ 20.032875][ T505] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 20.032878][ T505] RIP: 0033:0x7f8fbab7454e [ 20.032881][ T505] 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 [ 20.032883][ T505] RSP: 002b:00007ffce9056e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 20.032885][ T505] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8fbab7454e [ 20.032887][ T505] RDX: 0000000000000000 RSI: 00007ffce9056ec0 RDI: 0000000000000005 [ 20.032887][ T505] RBP: 00007ffce9056e20 R08: 0000000000000000 R09: 0000000000000000 [ 20.032888][ T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f531 [ 20.032889][ T505] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce9057580 [ 20.032896][ T505] [ 20.100526][ T505] ip (505) used greatest stack depth: 22824 bytes left [ 20.317233][ T524] dd: entered promiscuous mode [ 20.365181][ T530] br: port 1(mv) entered blocking state [ 20.365419][ T530] br: port 1(mv) entered disabled state [ 20.365646][ T530] mv: entered allmulticast mode [ 20.365995][ T530] dd: entered allmulticast mode [ 20.367873][ T530] br: port 1(mv) entered blocking state [ 20.368094][ T530] br: port 1(mv) entered forwarding state [ 22.778156][ T592] mv: left allmulticast mode [ 22.778175][ T592] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.778177][ T592] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 592, name: ip [ 22.778179][ T592] preempt_count: 1, expected: 0 [ 22.778180][ T592] RCU nest depth: 0, expected: 0 [ 22.778181][ T592] locks held by ip/592: 5, last CPU#0: [ 22.778183][ T592] #0: ffffffffb8f1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 22.778194][ T592] #1: ffffffffb877ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.778200][ T592] #2: ffffffffb877de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.778204][ T592] #3: ffffffffb869d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.778207][ T592] #4: ffffffffb869d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 22.778212][ T592] irq event stamp: 11964 [ 22.778212][ T592] hardirqs last enabled at (11963): [] __down_trylock_console_sem+0x86/0xa0 [ 22.778215][ T592] hardirqs last disabled at (11964): [] console_emit_next_record+0x3d4/0x4c0 [ 22.778217][ T592] softirqs last enabled at (11952): [] handle_softirqs+0x67c/0x900 [ 22.778220][ T592] softirqs last disabled at (10887): [] __irq_exit_rcu+0x145/0x1c0 [ 22.778223][ T592] Preemption disabled at: [ 22.778223][ T592] [] vprintk_emit+0x31b/0x3e0 [ 22.778228][ T592] CPU: 0 UID: 0 PID: 592 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.778232][ T592] Tainted: [W]=WARN [ 22.778233][ T592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.778234][ T592] Call Trace: [ 22.778236][ T592] [ 22.778238][ T592] dump_stack_lvl+0x6f/0xa0 [ 22.778243][ T592] ? vprintk_emit+0x31b/0x3e0 [ 22.778245][ T592] __might_resched.cold+0x1fe/0x2c1 [ 22.778250][ T592] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.778258][ T592] ? __kmalloc_noprof+0xdb/0x760 [ 22.778262][ T592] __kmalloc_noprof+0x443/0x760 [ 22.778264][ T592] ? alloc_buf.isra.0+0x4b/0x260 [ 22.778271][ T592] ? do_raw_spin_unlock+0x59/0x250 [ 22.778273][ T592] alloc_buf.isra.0+0x4b/0x260 [ 22.778276][ T592] put_chars+0x1e1/0x2f0 [ 22.778279][ T592] ? __send_to_port+0x420/0x420 [ 22.778281][ T592] ? validate_chain+0x38b/0xc20 [ 22.778286][ T592] hvc_console_print+0x292/0x780 [ 22.778294][ T592] ? hvc_write+0x3a0/0x3a0 [ 22.778297][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778299][ T592] ? lock_acquire+0x13c/0x160 [ 22.778303][ T592] console_emit_next_record+0x22f/0x4c0 [ 22.778307][ T592] ? devkmsg_read+0x4b0/0x4b0 [ 22.778309][ T592] ? console_flush_one_record+0x106/0x710 [ 22.778312][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778313][ T592] ? lock_acquire+0x13c/0x160 [ 22.778317][ T592] console_flush_one_record+0x46f/0x710 [ 22.778321][ T592] ? console_emit_next_record+0x4c0/0x4c0 [ 22.778323][ T592] ? __lock_acquire+0x518/0xc20 [ 22.778328][ T592] console_unlock+0xee/0x1f0 [ 22.778331][ T592] ? console_flush_one_record+0x710/0x710 [ 22.778333][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778335][ T592] ? lock_acquire+0xe0/0x160 [ 22.778338][ T592] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.778340][ T592] ? vprintk_emit+0x320/0x3e0 [ 22.778343][ T592] vprintk_emit+0x37c/0x3e0 [ 22.778346][ T592] ? wake_up_klogd_work_func+0x90/0x90 [ 22.778347][ T592] ? rtnl_newlink+0x9f1/0x11b0 [ 22.778349][ T592] ? netlink_rcv_skb+0x14e/0x3a0 [ 22.778352][ T592] ? netlink_unicast+0x486/0x750 [ 22.778353][ T592] ? netlink_sendmsg+0x75b/0xc90 [ 22.778355][ T592] ? __sock_sendmsg+0xce/0x190 [ 22.778358][ T592] ? ____sys_sendmsg+0x61a/0x860 [ 22.778359][ T592] ? ___sys_sendmsg+0x14e/0x1d0 [ 22.778363][ T592] _printk+0xc7/0x100 [ 22.778366][ T592] ? snapshot_read.cold+0x21/0x21 [ 22.778370][ T592] ? netdev_name+0x43/0x60 [ 22.778374][ T592] ? __netdev_printk+0x17f/0x1d0 [ 22.778378][ T592] netdev_info+0xe2/0x116 [ 22.778381][ T592] ? netdev_notice+0x120/0x120 [ 22.778385][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778386][ T592] ? __up_read+0x355/0x9e0 [ 22.778389][ T592] ? down_write_nested+0x200/0x200 [ 22.778391][ T592] ? mutex_is_locked+0x1c/0x50 [ 22.778393][ T592] netif_set_allmulti.cold+0x7c/0x166 [ 22.778397][ T592] dev_set_allmulti+0xa6/0x240 [ 22.778401][ T592] del_nbp+0xb7/0xc10 [ 22.778407][ T592] br_del_if+0xab/0x200 [ 22.778408][ T592] ? do_set_master+0xab/0x780 [ 22.778410][ T592] do_set_master+0x15c/0x780 [ 22.778414][ T592] do_setlink.isra.0+0x9ec/0x2a60 [ 22.778417][ T592] ? stack_trace_save+0x93/0xc0 [ 22.778421][ T592] ? rtnl_link_get_size+0x350/0x350 [ 22.778422][ T592] ? rcu_read_lock_any_held+0x66/0x90 [ 22.778425][ T592] ? stack_depot_save_flags+0x38e/0x790 [ 22.778428][ T592] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.778430][ T592] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.778432][ T592] ? validate_chain+0x38b/0xc20 [ 22.778434][ T592] ? kasan_save_stack+0x3d/0x50 [ 22.778436][ T592] ? kasan_save_stack+0x2f/0x50 [ 22.778438][ T592] ? kasan_save_track+0x14/0x30 [ 22.778439][ T592] ? __kasan_kmalloc+0x7b/0x90 [ 22.778441][ T592] ? __lock_acquire+0x518/0xc20 [ 22.778443][ T592] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 22.778445][ T592] ? ___sys_sendmsg+0xd0/0x1d0 [ 22.778448][ T592] ? lock_acquire.part.0+0xd4/0x280 [ 22.778450][ T592] ? rtnl_newlink+0x9a8/0x11b0 [ 22.778453][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778454][ T592] ? lock_acquire+0x13c/0x160 [ 22.778456][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778457][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778459][ T592] ? trace_contention_end+0xb3/0x180 [ 22.778461][ T592] ? __mutex_lock+0x1db/0x1ea0 [ 22.778463][ T592] ? __mutex_lock+0x9a3/0x1ea0 [ 22.778465][ T592] ? rtnl_newlink+0x9a8/0x11b0 [ 22.778468][ T592] ? ww_mutex_lock+0x160/0x160 [ 22.778470][ T592] ? nla_get_range_signed+0x3d0/0x3d0 [ 22.778474][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778477][ T592] ? __rtnl_newlink+0x3fa/0xa50 [ 22.778482][ T592] rtnl_newlink+0x9f1/0x11b0 [ 22.778487][ T592] ? rtnl_bridge_getlink+0x850/0x850 [ 22.778489][ T592] ? __lock_acquire+0x518/0xc20 [ 22.778493][ T592] ? lock_acquire.part.0+0xd4/0x280 [ 22.778495][ T592] ? find_held_lock+0x2b/0x80 [ 22.778497][ T592] ? rtnl_bridge_getlink+0x850/0x850 [ 22.778499][ T592] ? __lock_release.isra.0+0x69/0x1a0 [ 22.778502][ T592] ? rtnl_bridge_getlink+0x850/0x850 [ 22.778504][ T592] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.778507][ T592] ? rtnl_link_fill+0x920/0x920 [ 22.778508][ T592] ? __lock_acquire+0x518/0xc20 [ 22.778513][ T592] ? lock_acquire.part.0+0xd4/0x280 [ 22.778515][ T592] ? find_held_lock+0x2b/0x80 [ 22.778518][ T592] netlink_rcv_skb+0x14e/0x3a0 [ 22.778520][ T592] ? rtnl_link_fill+0x920/0x920 [ 22.778523][ T592] ? netlink_ack+0xcf0/0xcf0 [ 22.778529][ T592] ? netlink_deliver_tap+0xc5/0x330 [ 22.778531][ T592] ? netlink_deliver_tap+0x13c/0x330 [ 22.778535][ T592] netlink_unicast+0x486/0x750 [ 22.778539][ T592] ? netlink_attachskb+0x810/0x810 [ 22.778542][ T592] ? find_held_lock+0x2b/0x80 [ 22.778546][ T592] netlink_sendmsg+0x75b/0xc90 [ 22.778550][ T592] ? netlink_unicast+0x750/0x750 [ 22.778553][ T592] ? __lock_release.isra.0+0x69/0x1a0 [ 22.778555][ T592] ? __import_iovec+0x36c/0x620 [ 22.778560][ T592] __sock_sendmsg+0xce/0x190 [ 22.778563][ T592] ____sys_sendmsg+0x61a/0x860 [ 22.778565][ T592] ? copy_msghdr_from_user+0x279/0x420 [ 22.778567][ T592] ? sock_write_iter+0x400/0x400 [ 22.778568][ T592] ? move_addr_to_kernel+0x40/0x40 [ 22.778576][ T592] ___sys_sendmsg+0x14e/0x1d0 [ 22.778578][ T592] ? copy_msghdr_from_user+0x420/0x420 [ 22.778594][ T592] __sys_sendmsg+0x12c/0x1d0 [ 22.778596][ T592] ? __sys_sendmsg_sock+0x20/0x20 [ 22.778602][ T592] ? rcu_is_watching+0x16/0xd0 [ 22.778605][ T592] do_syscall_64+0xff/0x530 [ 22.778608][ T592] ? exc_page_fault+0xee/0x100 [ 22.778611][ T592] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.778613][ T592] RIP: 0033:0x7fc59e29b54e [ 22.778617][ T592] 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 [ 22.778619][ T592] RSP: 002b:00007ffdbe6f4b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.778621][ T592] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc59e29b54e [ 22.778623][ T592] RDX: 0000000000000000 RSI: 00007ffdbe6f4c20 RDI: 0000000000000005 [ 22.778624][ T592] RBP: 00007ffdbe6f4b80 R08: 0000000000000000 R09: 0000000000000000 [ 22.778624][ T592] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f534 [ 22.778625][ T592] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbe6f52e0 [ 22.778632][ T592] [ 22.818646][ T592] dd: left allmulticast mode [ 22.819139][ T592] br: port 1(mv) entered disabled state [ 22.857948][ T595] dd: left promiscuous mode