[ 13.166656][ T282] br: port 1(vx) entered blocking state [ 13.166804][ T282] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.166807][ T282] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 282, name: ip [ 13.166808][ T282] preempt_count: 1, expected: 0 [ 13.166810][ T282] RCU nest depth: 0, expected: 0 [ 13.166811][ T282] locks held by ip/282: 5, last CPU#1: [ 13.166813][ T282] #0: ffffffffac31b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 13.166826][ T282] #1: ffffffffabb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.166831][ T282] #2: ffffffffabb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.166836][ T282] #3: ffffffffaba9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.166840][ T282] #4: ffffffffaba9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.166844][ T282] irq event stamp: 20696 [ 13.166845][ T282] hardirqs last enabled at (20695): [] __down_trylock_console_sem+0x86/0xa0 [ 13.166849][ T282] hardirqs last disabled at (20696): [] console_emit_next_record+0x3d4/0x4c0 [ 13.166851][ T282] softirqs last enabled at (20606): [] __alloc_skb+0x4c2/0x5f0 [ 13.166854][ T282] softirqs last disabled at (20604): [] __alloc_skb+0x4c2/0x5f0 [ 13.166857][ T282] Preemption disabled at: [ 13.166857][ T282] [] vprintk_emit+0x31b/0x3e0 [ 13.166863][ T282] CPU: 1 UID: 0 PID: 282 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.166866][ T282] Tainted: [W]=WARN [ 13.166867][ T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.166869][ T282] Call Trace: [ 13.166871][ T282] [ 13.166872][ T282] dump_stack_lvl+0x6f/0xa0 [ 13.166878][ T282] ? vprintk_emit+0x31b/0x3e0 [ 13.166880][ T282] __might_resched.cold+0x1fe/0x2c1 [ 13.166885][ T282] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.166889][ T282] ? __kmalloc_noprof+0xdb/0x760 [ 13.166894][ T282] __kmalloc_noprof+0x443/0x760 [ 13.166896][ T282] ? alloc_buf.isra.0+0x4b/0x260 [ 13.166903][ T282] ? do_raw_spin_unlock+0x59/0x250 [ 13.166905][ T282] alloc_buf.isra.0+0x4b/0x260 [ 13.166909][ T282] put_chars+0x1e1/0x2f0 [ 13.166912][ T282] ? __send_to_port+0x420/0x420 [ 13.166915][ T282] ? validate_chain+0x34a/0xc20 [ 13.166920][ T282] hvc_console_print+0x292/0x780 [ 13.166928][ T282] ? hvc_write+0x3a0/0x3a0 [ 13.166931][ T282] ? rcu_is_watching+0x16/0xd0 [ 13.166933][ T282] ? lock_acquire+0x13c/0x160 [ 13.166938][ T282] console_emit_next_record+0x22f/0x4c0 [ 13.166942][ T282] ? devkmsg_read+0x4b0/0x4b0 [ 13.166943][ T282] ? console_flush_one_record+0x106/0x710 [ 13.166947][ T282] ? rcu_is_watching+0x16/0xd0 [ 13.166949][ T282] ? lock_acquire+0x13c/0x160 [ 13.166953][ T282] console_flush_one_record+0x46f/0x710 [ 13.166957][ T282] ? console_emit_next_record+0x4c0/0x4c0 [ 13.166959][ T282] ? __lock_acquire+0x518/0xc20 [ 13.166965][ T282] console_unlock+0xee/0x1f0 [ 13.166968][ T282] ? console_flush_one_record+0x710/0x710 [ 13.166970][ T282] ? rcu_is_watching+0x16/0xd0 [ 13.166971][ T282] ? lock_acquire+0xe0/0x160 [ 13.166975][ T282] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.166977][ T282] ? vprintk_emit+0x320/0x3e0 [ 13.166980][ T282] vprintk_emit+0x37c/0x3e0 [ 13.166983][ T282] ? wake_up_klogd_work_func+0x90/0x90 [ 13.166985][ T282] ? __lock_release.isra.0+0x69/0x1a0 [ 13.166987][ T282] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 13.166991][ T282] ? mark_held_locks+0x40/0x70 [ 13.166995][ T282] _printk+0xc7/0x100 [ 13.166998][ T282] ? snapshot_read.cold+0x21/0x21 [ 13.167002][ T282] ? br_multicast_flood+0x960/0x960 [ 13.167005][ T282] ? do_setlink.isra.0+0x9ec/0x2a60 [ 13.167007][ T282] ? rtnl_newlink+0x9f1/0x11b0 [ 13.167008][ T282] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.167013][ T282] br_set_state+0x22f/0x430 [ 13.167018][ T282] br_init_port+0xc4/0x200 [ 13.167020][ T282] new_nbp+0x3a0/0x650 [ 13.167024][ T282] br_add_if+0x212/0x1320 [ 13.167027][ T282] ? is_bpf_text_address+0x72/0x110 [ 13.167030][ T282] ? kernel_text_address+0x149/0x170 [ 13.167040][ T282] do_set_master+0x3b2/0x780 [ 13.167044][ T282] do_setlink.isra.0+0x9ec/0x2a60 [ 13.167047][ T282] ? stack_trace_save+0x93/0xc0 [ 13.167051][ T282] ? rtnl_link_get_size+0x350/0x350 [ 13.167052][ T282] ? rcu_read_lock_any_held+0x66/0x90 [ 13.167055][ T282] ? stack_depot_save_flags+0x38e/0x790 [ 13.167058][ T282] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.167060][ T282] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.167062][ T282] ? validate_chain+0x38b/0xc20 [ 13.167065][ T282] ? kasan_save_stack+0x3d/0x50 [ 13.167067][ T282] ? kasan_save_stack+0x2f/0x50 [ 13.167068][ T282] ? kasan_save_track+0x14/0x30 [ 13.167069][ T282] ? __kasan_kmalloc+0x7b/0x90 [ 13.167072][ T282] ? __lock_acquire+0x518/0xc20 [ 13.167074][ T282] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 13.167077][ T282] ? ___sys_sendmsg+0xd0/0x1d0 [ 13.167081][ T282] ? lock_acquire.part.0+0xd4/0x280 [ 13.167083][ T282] ? rtnl_newlink+0x9a8/0x11b0 [ 13.167085][ T282] ? rcu_is_watching+0x16/0xd0 [ 13.167087][ T282] ? lock_acquire+0x13c/0x160 [ 13.167089][ T282] ? rcu_is_watching+0x16/0xd0 [ 13.167090][ T282] ? rcu_is_watching+0x16/0xd0 [ 13.167092][ T282] ? trace_contention_end+0xb3/0x180 [ 13.167094][ T282] ? __mutex_lock+0x1db/0x1ea0 [ 13.167095][ T282] ? __mutex_lock+0x9a3/0x1ea0 [ 13.167097][ T282] ? rtnl_newlink+0x9a8/0x11b0 [ 13.167101][ T282] ? ww_mutex_lock+0x160/0x160 [ 13.167102][ T282] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.167107][ T282] ? rcu_is_watching+0x16/0xd0 [ 13.167109][ T282] ? __rtnl_newlink+0x3fa/0xa50 [ 13.167114][ T282] rtnl_newlink+0x9f1/0x11b0 [ 13.167120][ T282] ? rtnl_bridge_getlink+0x850/0x850 [ 13.167122][ T282] ? __lock_acquire+0x518/0xc20 [ 13.167126][ T282] ? lock_acquire.part.0+0xd4/0x280 [ 13.167128][ T282] ? find_held_lock+0x2b/0x80 [ 13.167131][ T282] ? rtnl_bridge_getlink+0x850/0x850 [ 13.167133][ T282] ? __lock_release.isra.0+0x69/0x1a0 [ 13.167136][ T282] ? rtnl_bridge_getlink+0x850/0x850 [ 13.167138][ T282] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.167142][ T282] ? rtnl_link_fill+0x920/0x920 [ 13.167143][ T282] ? __lock_acquire+0x518/0xc20 [ 13.167148][ T282] ? lock_acquire.part.0+0xd4/0x280 [ 13.167150][ T282] ? find_held_lock+0x2b/0x80 [ 13.167153][ T282] netlink_rcv_skb+0x14e/0x3a0 [ 13.167156][ T282] ? rtnl_link_fill+0x920/0x920 [ 13.167159][ T282] ? netlink_ack+0xcf0/0xcf0 [ 13.167166][ T282] ? netlink_deliver_tap+0xc5/0x330 [ 13.167168][ T282] ? netlink_deliver_tap+0x13c/0x330 [ 13.167173][ T282] netlink_unicast+0x486/0x750 [ 13.167181][ T282] ? netlink_attachskb+0x810/0x810 [ 13.167184][ T282] ? find_held_lock+0x2b/0x80 [ 13.167188][ T282] netlink_sendmsg+0x75b/0xc90 [ 13.167192][ T282] ? netlink_unicast+0x750/0x750 [ 13.167196][ T282] ? __lock_release.isra.0+0x69/0x1a0 [ 13.167198][ T282] ? __import_iovec+0x36c/0x620 [ 13.167203][ T282] __sock_sendmsg+0xce/0x190 [ 13.167206][ T282] ____sys_sendmsg+0x61a/0x860 [ 13.167209][ T282] ? copy_msghdr_from_user+0x279/0x420 [ 13.167211][ T282] ? sock_write_iter+0x400/0x400 [ 13.167213][ T282] ? move_addr_to_kernel+0x40/0x40 [ 13.167220][ T282] ___sys_sendmsg+0x14e/0x1d0 [ 13.167223][ T282] ? copy_msghdr_from_user+0x420/0x420 [ 13.167239][ T282] __sys_sendmsg+0x12c/0x1d0 [ 13.167242][ T282] ? __sys_sendmsg_sock+0x20/0x20 [ 13.167248][ T282] ? rcu_is_watching+0x16/0xd0 [ 13.167252][ T282] do_syscall_64+0xff/0x530 [ 13.167255][ T282] ? exc_page_fault+0xee/0x100 [ 13.167257][ T282] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.167260][ T282] RIP: 0033:0x7f581d2d654e [ 13.167263][ T282] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 13.167265][ T282] RSP: 002b:00007ffcfacc49c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.167268][ T282] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f581d2d654e [ 13.167270][ T282] RDX: 0000000000000000 RSI: 00007ffcfacc4a70 RDI: 0000000000000005 [ 13.167271][ T282] RBP: 00007ffcfacc49d0 R08: 0000000000000000 R09: 0000000000000000 [ 13.167272][ T282] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a53 [ 13.167272][ T282] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcfacc5130 [ 13.167279][ T282] [ 13.205457][ T282] br: port 1(vx) entered disabled state [ 13.206237][ T282] vx: entered allmulticast mode [ 13.207394][ T282] vx: entered promiscuous mode [ 13.208475][ T282] br: port 1(vx) entered blocking state [ 13.208866][ T282] br: port 1(vx) entered forwarding state [ 13.223713][ T282] ip (282) used greatest stack depth: 23336 bytes left [ 15.746842][ T345] vx: left allmulticast mode [ 15.746863][ T345] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.746865][ T345] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 345, name: ip [ 15.746867][ T345] preempt_count: 1, expected: 0 [ 15.746867][ T345] RCU nest depth: 0, expected: 0 [ 15.746868][ T345] locks held by ip/345: 5, last CPU#2: [ 15.746870][ T345] #0: ffffffffac31b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 15.746883][ T345] #1: ffffffffabb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.746889][ T345] #2: ffffffffabb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.746893][ T345] #3: ffffffffaba9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.746897][ T345] #4: ffffffffaba9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.746901][ T345] irq event stamp: 19142 [ 15.746901][ T345] hardirqs last enabled at (19141): [] __down_trylock_console_sem+0x86/0xa0 [ 15.746904][ T345] hardirqs last disabled at (19142): [] console_emit_next_record+0x3d4/0x4c0 [ 15.746906][ T345] softirqs last enabled at (19110): [] __alloc_skb+0x4c2/0x5f0 [ 15.746910][ T345] softirqs last disabled at (19108): [] __alloc_skb+0x4c2/0x5f0 [ 15.746913][ T345] Preemption disabled at: [ 15.746913][ T345] [] vprintk_emit+0x31b/0x3e0 [ 15.746918][ T345] CPU: 2 UID: 0 PID: 345 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.746921][ T345] Tainted: [W]=WARN [ 15.746922][ T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.746924][ T345] Call Trace: [ 15.746925][ T345] [ 15.746927][ T345] dump_stack_lvl+0x6f/0xa0 [ 15.746933][ T345] ? vprintk_emit+0x31b/0x3e0 [ 15.746934][ T345] __might_resched.cold+0x1fe/0x2c1 [ 15.746939][ T345] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.746943][ T345] ? __kmalloc_noprof+0xdb/0x760 [ 15.746948][ T345] __kmalloc_noprof+0x443/0x760 [ 15.746949][ T345] ? alloc_buf.isra.0+0x4b/0x260 [ 15.746956][ T345] ? do_raw_spin_unlock+0x59/0x250 [ 15.746959][ T345] alloc_buf.isra.0+0x4b/0x260 [ 15.746962][ T345] put_chars+0x1e1/0x2f0 [ 15.746965][ T345] ? __send_to_port+0x420/0x420 [ 15.746968][ T345] ? validate_chain+0x38b/0xc20 [ 15.746973][ T345] hvc_console_print+0x292/0x780 [ 15.746981][ T345] ? hvc_write+0x3a0/0x3a0 [ 15.746984][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.746986][ T345] ? lock_acquire+0x13c/0x160 [ 15.746990][ T345] console_emit_next_record+0x22f/0x4c0 [ 15.746995][ T345] ? devkmsg_read+0x4b0/0x4b0 [ 15.746996][ T345] ? console_flush_one_record+0x106/0x710 [ 15.747000][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.747001][ T345] ? lock_acquire+0x13c/0x160 [ 15.747005][ T345] console_flush_one_record+0x46f/0x710 [ 15.747010][ T345] ? console_emit_next_record+0x4c0/0x4c0 [ 15.747012][ T345] ? __lock_acquire+0x518/0xc20 [ 15.747017][ T345] console_unlock+0xee/0x1f0 [ 15.747020][ T345] ? console_flush_one_record+0x710/0x710 [ 15.747022][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.747023][ T345] ? lock_acquire+0xe0/0x160 [ 15.747027][ T345] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.747029][ T345] ? vprintk_emit+0x320/0x3e0 [ 15.747031][ T345] vprintk_emit+0x37c/0x3e0 [ 15.747037][ T345] ? wake_up_klogd_work_func+0x90/0x90 [ 15.747039][ T345] ? rtnl_newlink+0x9f1/0x11b0 [ 15.747040][ T345] ? netlink_rcv_skb+0x14e/0x3a0 [ 15.747043][ T345] ? netlink_unicast+0x486/0x750 [ 15.747045][ T345] ? netlink_sendmsg+0x75b/0xc90 [ 15.747047][ T345] ? __sock_sendmsg+0xce/0x190 [ 15.747049][ T345] ? ____sys_sendmsg+0x61a/0x860 [ 15.747051][ T345] ? ___sys_sendmsg+0x14e/0x1d0 [ 15.747054][ T345] _printk+0xc7/0x100 [ 15.747058][ T345] ? snapshot_read.cold+0x21/0x21 [ 15.747063][ T345] ? netdev_name+0x43/0x60 [ 15.747066][ T345] ? __netdev_printk+0x17f/0x1d0 [ 15.747070][ T345] netdev_info+0xe2/0x116 [ 15.747073][ T345] ? netdev_notice+0x120/0x120 [ 15.747077][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.747079][ T345] ? __up_read+0x355/0x9e0 [ 15.747082][ T345] ? down_write_nested+0x200/0x200 [ 15.747084][ T345] ? mutex_is_locked+0x1c/0x50 [ 15.747086][ T345] netif_set_allmulti.cold+0x7c/0x166 [ 15.747090][ T345] dev_set_allmulti+0xa6/0x240 [ 15.747094][ T345] del_nbp+0xb7/0xc10 [ 15.747100][ T345] br_del_if+0xab/0x200 [ 15.747102][ T345] ? rtnl_is_locked+0x15/0x20 [ 15.747107][ T345] do_set_master+0x15c/0x780 [ 15.747110][ T345] do_setlink.isra.0+0x9ec/0x2a60 [ 15.747113][ T345] ? stack_trace_save+0x93/0xc0 [ 15.747117][ T345] ? rtnl_link_get_size+0x350/0x350 [ 15.747119][ T345] ? rcu_read_lock_any_held+0x66/0x90 [ 15.747121][ T345] ? stack_depot_save_flags+0x38e/0x790 [ 15.747125][ T345] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.747127][ T345] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.747129][ T345] ? validate_chain+0x38b/0xc20 [ 15.747131][ T345] ? kasan_save_stack+0x3d/0x50 [ 15.747133][ T345] ? kasan_save_stack+0x2f/0x50 [ 15.747135][ T345] ? kasan_save_track+0x14/0x30 [ 15.747136][ T345] ? __kasan_kmalloc+0x7b/0x90 [ 15.747138][ T345] ? __lock_acquire+0x518/0xc20 [ 15.747140][ T345] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 15.747142][ T345] ? ___sys_sendmsg+0xd0/0x1d0 [ 15.747146][ T345] ? lock_acquire.part.0+0xd4/0x280 [ 15.747148][ T345] ? rtnl_newlink+0x9a8/0x11b0 [ 15.747150][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.747152][ T345] ? lock_acquire+0x13c/0x160 [ 15.747154][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.747155][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.747156][ T345] ? trace_contention_end+0xb3/0x180 [ 15.747159][ T345] ? __mutex_lock+0x1db/0x1ea0 [ 15.747161][ T345] ? __mutex_lock+0x9a3/0x1ea0 [ 15.747163][ T345] ? rtnl_newlink+0x9a8/0x11b0 [ 15.747166][ T345] ? ww_mutex_lock+0x160/0x160 [ 15.747168][ T345] ? nla_get_range_signed+0x3d0/0x3d0 [ 15.747173][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.747175][ T345] ? __rtnl_newlink+0x3fa/0xa50 [ 15.747180][ T345] rtnl_newlink+0x9f1/0x11b0 [ 15.747192][ T345] ? rtnl_bridge_getlink+0x850/0x850 [ 15.747194][ T345] ? __lock_acquire+0x518/0xc20 [ 15.747198][ T345] ? lock_acquire.part.0+0xd4/0x280 [ 15.747200][ T345] ? find_held_lock+0x2b/0x80 [ 15.747203][ T345] ? rtnl_bridge_getlink+0x850/0x850 [ 15.747204][ T345] ? __lock_release.isra.0+0x69/0x1a0 [ 15.747208][ T345] ? rtnl_bridge_getlink+0x850/0x850 [ 15.747210][ T345] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.747213][ T345] ? rtnl_link_fill+0x920/0x920 [ 15.747215][ T345] ? __lock_acquire+0x518/0xc20 [ 15.747219][ T345] ? lock_acquire.part.0+0xd4/0x280 [ 15.747221][ T345] ? find_held_lock+0x2b/0x80 [ 15.747225][ T345] netlink_rcv_skb+0x14e/0x3a0 [ 15.747227][ T345] ? rtnl_link_fill+0x920/0x920 [ 15.747230][ T345] ? netlink_ack+0xcf0/0xcf0 [ 15.747236][ T345] ? netlink_deliver_tap+0xc5/0x330 [ 15.747238][ T345] ? netlink_deliver_tap+0x13c/0x330 [ 15.747243][ T345] netlink_unicast+0x486/0x750 [ 15.747247][ T345] ? netlink_attachskb+0x810/0x810 [ 15.747250][ T345] ? find_held_lock+0x2b/0x80 [ 15.747254][ T345] netlink_sendmsg+0x75b/0xc90 [ 15.747258][ T345] ? netlink_unicast+0x750/0x750 [ 15.747262][ T345] ? __lock_release.isra.0+0x69/0x1a0 [ 15.747263][ T345] ? __import_iovec+0x36c/0x620 [ 15.747269][ T345] __sock_sendmsg+0xce/0x190 [ 15.747271][ T345] ____sys_sendmsg+0x61a/0x860 [ 15.747274][ T345] ? copy_msghdr_from_user+0x279/0x420 [ 15.747276][ T345] ? sock_write_iter+0x400/0x400 [ 15.747277][ T345] ? move_addr_to_kernel+0x40/0x40 [ 15.747285][ T345] ___sys_sendmsg+0x14e/0x1d0 [ 15.747288][ T345] ? copy_msghdr_from_user+0x420/0x420 [ 15.747304][ T345] __sys_sendmsg+0x12c/0x1d0 [ 15.747307][ T345] ? __sys_sendmsg_sock+0x20/0x20 [ 15.747313][ T345] ? rcu_is_watching+0x16/0xd0 [ 15.747316][ T345] do_syscall_64+0xff/0x530 [ 15.747319][ T345] ? exc_page_fault+0xee/0x100 [ 15.747322][ T345] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.747324][ T345] RIP: 0033:0x7f657687c54e [ 15.747328][ T345] 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 [ 15.747330][ T345] RSP: 002b:00007ffe76143030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.747332][ T345] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f657687c54e [ 15.747334][ T345] RDX: 0000000000000000 RSI: 00007ffe761430e0 RDI: 0000000000000005 [ 15.747335][ T345] RBP: 00007ffe76143040 R08: 0000000000000000 R09: 0000000000000000 [ 15.747335][ T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a56 [ 15.747336][ T345] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe761437a0 [ 15.747343][ T345] [ 15.799309][ T345] vx: left promiscuous mode [ 15.799696][ T345] br: port 1(vx) entered disabled state [ 15.812564][ T345] ip (345) used greatest stack depth: 23144 bytes left [ 16.085906][ T368] br: port 1(vx) entered blocking state [ 16.086162][ T368] br: port 1(vx) entered disabled state [ 16.086409][ T368] vx: entered allmulticast mode [ 16.087482][ T368] vx: entered promiscuous mode [ 16.088480][ T368] br: port 1(vx) entered blocking state [ 16.088702][ T368] br: port 1(vx) entered forwarding state [ 18.576627][ T430] vx: left allmulticast mode [ 18.576647][ T430] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.576649][ T430] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 430, name: ip [ 18.576651][ T430] preempt_count: 1, expected: 0 [ 18.576652][ T430] RCU nest depth: 0, expected: 0 [ 18.576653][ T430] locks held by ip/430: 5, last CPU#2: [ 18.576655][ T430] #0: ffffffffac31b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 18.576667][ T430] #1: ffffffffabb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.576673][ T430] #2: ffffffffabb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.576677][ T430] #3: ffffffffaba9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.576681][ T430] #4: ffffffffaba9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.576685][ T430] irq event stamp: 13318 [ 18.576686][ T430] hardirqs last enabled at (13317): [] __down_trylock_console_sem+0x86/0xa0 [ 18.576689][ T430] hardirqs last disabled at (13318): [] console_emit_next_record+0x3d4/0x4c0 [ 18.576691][ T430] softirqs last enabled at (13288): [] __alloc_skb+0x4c2/0x5f0 [ 18.576695][ T430] softirqs last disabled at (13286): [] __alloc_skb+0x4c2/0x5f0 [ 18.576698][ T430] Preemption disabled at: [ 18.576698][ T430] [] vprintk_emit+0x31b/0x3e0 [ 18.576703][ T430] CPU: 2 UID: 0 PID: 430 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.576707][ T430] Tainted: [W]=WARN [ 18.576708][ T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.576710][ T430] Call Trace: [ 18.576711][ T430] [ 18.576713][ T430] dump_stack_lvl+0x6f/0xa0 [ 18.576719][ T430] ? vprintk_emit+0x31b/0x3e0 [ 18.576721][ T430] __might_resched.cold+0x1fe/0x2c1 [ 18.576725][ T430] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.576729][ T430] ? __kmalloc_noprof+0xdb/0x760 [ 18.576734][ T430] __kmalloc_noprof+0x443/0x760 [ 18.576736][ T430] ? alloc_buf.isra.0+0x4b/0x260 [ 18.576743][ T430] ? do_raw_spin_unlock+0x59/0x250 [ 18.576746][ T430] alloc_buf.isra.0+0x4b/0x260 [ 18.576750][ T430] put_chars+0x1e1/0x2f0 [ 18.576752][ T430] ? __send_to_port+0x420/0x420 [ 18.576755][ T430] ? validate_chain+0x38b/0xc20 [ 18.576761][ T430] hvc_console_print+0x292/0x780 [ 18.576768][ T430] ? hvc_write+0x3a0/0x3a0 [ 18.576771][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.576774][ T430] ? lock_acquire+0x13c/0x160 [ 18.576778][ T430] console_emit_next_record+0x22f/0x4c0 [ 18.576782][ T430] ? devkmsg_read+0x4b0/0x4b0 [ 18.576784][ T430] ? console_flush_one_record+0x106/0x710 [ 18.576788][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.576790][ T430] ? lock_acquire+0x13c/0x160 [ 18.576794][ T430] console_flush_one_record+0x46f/0x710 [ 18.576798][ T430] ? console_emit_next_record+0x4c0/0x4c0 [ 18.576800][ T430] ? __lock_acquire+0x518/0xc20 [ 18.576806][ T430] console_unlock+0xee/0x1f0 [ 18.576809][ T430] ? console_flush_one_record+0x710/0x710 [ 18.576811][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.576812][ T430] ? lock_acquire+0xe0/0x160 [ 18.576816][ T430] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.576818][ T430] ? vprintk_emit+0x320/0x3e0 [ 18.576821][ T430] vprintk_emit+0x37c/0x3e0 [ 18.576824][ T430] ? wake_up_klogd_work_func+0x90/0x90 [ 18.576826][ T430] ? rtnl_newlink+0x9f1/0x11b0 [ 18.576827][ T430] ? netlink_rcv_skb+0x14e/0x3a0 [ 18.576830][ T430] ? netlink_unicast+0x486/0x750 [ 18.576832][ T430] ? netlink_sendmsg+0x75b/0xc90 [ 18.576834][ T430] ? __sock_sendmsg+0xce/0x190 [ 18.576836][ T430] ? ____sys_sendmsg+0x61a/0x860 [ 18.576838][ T430] ? ___sys_sendmsg+0x14e/0x1d0 [ 18.576841][ T430] _printk+0xc7/0x100 [ 18.576845][ T430] ? snapshot_read.cold+0x21/0x21 [ 18.576850][ T430] ? netdev_name+0x43/0x60 [ 18.576854][ T430] ? __netdev_printk+0x17f/0x1d0 [ 18.576858][ T430] netdev_info+0xe2/0x116 [ 18.576861][ T430] ? netdev_notice+0x120/0x120 [ 18.576866][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.576868][ T430] ? __up_read+0x355/0x9e0 [ 18.576870][ T430] ? down_write_nested+0x200/0x200 [ 18.576872][ T430] ? mutex_is_locked+0x1c/0x50 [ 18.576875][ T430] netif_set_allmulti.cold+0x7c/0x166 [ 18.576879][ T430] dev_set_allmulti+0xa6/0x240 [ 18.576883][ T430] del_nbp+0xb7/0xc10 [ 18.576889][ T430] br_del_if+0xab/0x200 [ 18.576891][ T430] ? rtnl_is_locked+0x15/0x20 [ 18.576895][ T430] do_set_master+0x15c/0x780 [ 18.576899][ T430] do_setlink.isra.0+0x9ec/0x2a60 [ 18.576903][ T430] ? stack_trace_save+0x93/0xc0 [ 18.576906][ T430] ? rtnl_link_get_size+0x350/0x350 [ 18.576908][ T430] ? rcu_read_lock_any_held+0x66/0x90 [ 18.576911][ T430] ? stack_depot_save_flags+0x38e/0x790 [ 18.576914][ T430] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.576916][ T430] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.576918][ T430] ? validate_chain+0x38b/0xc20 [ 18.576921][ T430] ? kasan_save_stack+0x3d/0x50 [ 18.576923][ T430] ? kasan_save_stack+0x2f/0x50 [ 18.576924][ T430] ? kasan_save_track+0x14/0x30 [ 18.576925][ T430] ? __kasan_kmalloc+0x7b/0x90 [ 18.576928][ T430] ? __lock_acquire+0x518/0xc20 [ 18.576930][ T430] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 18.576932][ T430] ? ___sys_sendmsg+0xd0/0x1d0 [ 18.576936][ T430] ? lock_acquire.part.0+0xd4/0x280 [ 18.576938][ T430] ? rtnl_newlink+0x9a8/0x11b0 [ 18.576941][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.576942][ T430] ? lock_acquire+0x13c/0x160 [ 18.576944][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.576945][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.576947][ T430] ? trace_contention_end+0xb3/0x180 [ 18.576949][ T430] ? __mutex_lock+0x1db/0x1ea0 [ 18.576952][ T430] ? __mutex_lock+0x9a3/0x1ea0 [ 18.576954][ T430] ? rtnl_newlink+0x9a8/0x11b0 [ 18.576958][ T430] ? ww_mutex_lock+0x160/0x160 [ 18.576959][ T430] ? nla_get_range_signed+0x3d0/0x3d0 [ 18.576964][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.576966][ T430] ? __rtnl_newlink+0x3fa/0xa50 [ 18.576971][ T430] rtnl_newlink+0x9f1/0x11b0 [ 18.576977][ T430] ? rtnl_bridge_getlink+0x850/0x850 [ 18.576979][ T430] ? __lock_acquire+0x518/0xc20 [ 18.576984][ T430] ? lock_acquire.part.0+0xd4/0x280 [ 18.576986][ T430] ? find_held_lock+0x2b/0x80 [ 18.576988][ T430] ? rtnl_bridge_getlink+0x850/0x850 [ 18.576990][ T430] ? __lock_release.isra.0+0x69/0x1a0 [ 18.576994][ T430] ? rtnl_bridge_getlink+0x850/0x850 [ 18.576996][ T430] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 18.576999][ T430] ? rtnl_link_fill+0x920/0x920 [ 18.577000][ T430] ? __lock_acquire+0x518/0xc20 [ 18.577005][ T430] ? lock_acquire.part.0+0xd4/0x280 [ 18.577007][ T430] ? find_held_lock+0x2b/0x80 [ 18.577011][ T430] netlink_rcv_skb+0x14e/0x3a0 [ 18.577013][ T430] ? rtnl_link_fill+0x920/0x920 [ 18.577016][ T430] ? netlink_ack+0xcf0/0xcf0 [ 18.577022][ T430] ? netlink_deliver_tap+0xc5/0x330 [ 18.577025][ T430] ? netlink_deliver_tap+0x13c/0x330 [ 18.577029][ T430] netlink_unicast+0x486/0x750 [ 18.577036][ T430] ? netlink_attachskb+0x810/0x810 [ 18.577038][ T430] ? find_held_lock+0x2b/0x80 [ 18.577043][ T430] netlink_sendmsg+0x75b/0xc90 [ 18.577047][ T430] ? netlink_unicast+0x750/0x750 [ 18.577051][ T430] ? __lock_release.isra.0+0x69/0x1a0 [ 18.577053][ T430] ? __import_iovec+0x36c/0x620 [ 18.577058][ T430] __sock_sendmsg+0xce/0x190 [ 18.577061][ T430] ____sys_sendmsg+0x61a/0x860 [ 18.577063][ T430] ? copy_msghdr_from_user+0x279/0x420 [ 18.577066][ T430] ? sock_write_iter+0x400/0x400 [ 18.577067][ T430] ? move_addr_to_kernel+0x40/0x40 [ 18.577075][ T430] ___sys_sendmsg+0x14e/0x1d0 [ 18.577078][ T430] ? copy_msghdr_from_user+0x420/0x420 [ 18.577094][ T430] __sys_sendmsg+0x12c/0x1d0 [ 18.577097][ T430] ? __sys_sendmsg_sock+0x20/0x20 [ 18.577104][ T430] ? rcu_is_watching+0x16/0xd0 [ 18.577107][ T430] do_syscall_64+0xff/0x530 [ 18.577110][ T430] ? exc_page_fault+0xee/0x100 [ 18.577113][ T430] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.577115][ T430] RIP: 0033:0x7f98f28e554e [ 18.577119][ T430] 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 [ 18.577121][ T430] RSP: 002b:00007ffc2af5cd40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 18.577124][ T430] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f98f28e554e [ 18.577125][ T430] RDX: 0000000000000000 RSI: 00007ffc2af5cdf0 RDI: 0000000000000005 [ 18.577126][ T430] RBP: 00007ffc2af5cd50 R08: 0000000000000000 R09: 0000000000000000 [ 18.577127][ T430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a58 [ 18.577128][ T430] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2af5d4b0 [ 18.577135][ T430] [ 18.629528][ T430] vx: left promiscuous mode [ 18.630015][ T430] br: port 1(vx) entered disabled state [ 18.843341][ T445] dd: entered promiscuous mode [ 21.352954][ T508] dd: left promiscuous mode [ 21.353019][ T508] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.353022][ T508] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 508, name: ip [ 21.353024][ T508] preempt_count: 1, expected: 0 [ 21.353025][ T508] RCU nest depth: 0, expected: 0 [ 21.353026][ T508] locks held by ip/508: 6, last CPU#3: [ 21.353029][ T508] #0: ffffffffac31b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x24f/0xae0 [ 21.353047][ T508] #1: ff1100000958ce10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: dev_set_promiscuity+0x96/0x230 [ 21.353054][ T508] #2: ffffffffabb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.353061][ T508] #3: ffffffffabb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.353067][ T508] #4: ffffffffaba9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.353072][ T508] #5: ffffffffaba9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 21.353078][ T508] irq event stamp: 14736 [ 21.353080][ T508] hardirqs last enabled at (14735): [] __down_trylock_console_sem+0x86/0xa0 [ 21.353084][ T508] hardirqs last disabled at (14736): [] console_emit_next_record+0x3d4/0x4c0 [ 21.353087][ T508] softirqs last enabled at (14728): [] macvlan_stop+0xf5/0x450 [ 21.353091][ T508] softirqs last disabled at (14714): [] dev_mc_unsync+0xe0/0x2f0 [ 21.353095][ T508] Preemption disabled at: [ 21.353096][ T508] [] vprintk_emit+0x31b/0x3e0 [ 21.353103][ T508] CPU: 3 UID: 0 PID: 508 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.353107][ T508] Tainted: [W]=WARN [ 21.353108][ T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.353110][ T508] Call Trace: [ 21.353112][ T508] [ 21.353115][ T508] dump_stack_lvl+0x6f/0xa0 [ 21.353122][ T508] ? vprintk_emit+0x31b/0x3e0 [ 21.353124][ T508] __might_resched.cold+0x1fe/0x2c1 [ 21.353130][ T508] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.353136][ T508] ? __kmalloc_noprof+0xdb/0x760 [ 21.353142][ T508] __kmalloc_noprof+0x443/0x760 [ 21.353145][ T508] ? alloc_buf.isra.0+0x4b/0x260 [ 21.353154][ T508] ? do_raw_spin_unlock+0x59/0x250 [ 21.353158][ T508] alloc_buf.isra.0+0x4b/0x260 [ 21.353164][ T508] put_chars+0x1e1/0x2f0 [ 21.353168][ T508] ? __send_to_port+0x420/0x420 [ 21.353170][ T508] ? check_prev_add+0xef/0xe90 [ 21.353177][ T508] ? validate_chain+0x34a/0xc20 [ 21.353183][ T508] hvc_console_print+0x292/0x780 [ 21.353188][ T508] ? mark_usage+0x61/0x170 [ 21.353191][ T508] ? __lock_acquire+0x518/0xc20 [ 21.353193][ T508] ? __lock_acquire+0x518/0xc20 [ 21.353201][ T508] ? hvc_write+0x3a0/0x3a0 [ 21.353203][ T508] ? lock_acquire.part.0+0xd4/0x280 [ 21.353216][ T508] ? lock_acquire+0x13c/0x160 [ 21.353223][ T508] console_emit_next_record+0x22f/0x4c0 [ 21.353229][ T508] ? devkmsg_read+0x4b0/0x4b0 [ 21.353232][ T508] ? console_flush_one_record+0x106/0x710 [ 21.353237][ T508] ? rcu_is_watching+0x16/0xd0 [ 21.353241][ T508] ? lock_acquire+0x13c/0x160 [ 21.353248][ T508] console_flush_one_record+0x46f/0x710 [ 21.353255][ T508] ? console_emit_next_record+0x4c0/0x4c0 [ 21.353257][ T508] ? __lock_acquire+0x518/0xc20 [ 21.353267][ T508] console_unlock+0xee/0x1f0 [ 21.353271][ T508] ? console_flush_one_record+0x710/0x710 [ 21.353274][ T508] ? rcu_is_watching+0x16/0xd0 [ 21.353277][ T508] ? lock_acquire+0xe0/0x160 [ 21.353283][ T508] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.353285][ T508] ? vprintk_emit+0x320/0x3e0 [ 21.353290][ T508] vprintk_emit+0x37c/0x3e0 [ 21.353296][ T508] ? wake_up_klogd_work_func+0x90/0x90 [ 21.353299][ T508] ? __lock_acquire+0x518/0xc20 [ 21.353307][ T508] _printk+0xc7/0x100 [ 21.353312][ T508] ? snapshot_read.cold+0x21/0x21 [ 21.353316][ T508] ? rcu_is_watching+0x16/0xd0 [ 21.353319][ T508] ? lock_acquire+0x13c/0x160 [ 21.353321][ T508] ? rcu_is_watching+0x16/0xd0 [ 21.353323][ T508] ? rcu_is_watching+0x16/0xd0 [ 21.353325][ T508] ? netdev_name+0x43/0x60 [ 21.353329][ T508] ? __netdev_printk+0x17f/0x1d0 [ 21.353336][ T508] netdev_info+0xe2/0x116 [ 21.353340][ T508] ? netdev_notice+0x120/0x120 [ 21.353344][ T508] ? ww_mutex_lock+0x160/0x160 [ 21.353358][ T508] __dev_set_promiscuity.cold+0x7a/0x104 [ 21.353364][ T508] netif_set_promiscuity+0x4c/0xc0 [ 21.353370][ T508] dev_set_promiscuity+0xa1/0x230 [ 21.353375][ T508] macvlan_stop+0x35e/0x450 [ 21.353381][ T508] __dev_close_many+0x1d4/0x680 [ 21.353386][ T508] ? net_generic+0xbd/0x1e0 [vxlan] [ 21.353397][ T508] ? netif_open+0x120/0x120 [ 21.353403][ T508] ? netif_close_many+0x1ff/0x770 [ 21.353410][ T508] netif_close_many+0x1ff/0x770 [ 21.353417][ T508] ? __dev_close_many+0x680/0x680 [ 21.353422][ T508] ? netif_close_many_and_unlock+0x22/0x2c0 [ 21.353430][ T508] unregister_netdevice_many_notify+0x71a/0x1b40 [ 21.353436][ T508] ? netlink_sendmsg+0x75b/0xc90 [ 21.353442][ T508] ? unregister_netdevice_queued+0x80/0x80 [ 21.353445][ T508] ? unregister_netdevice_many+0x20/0x20 [ 21.353450][ T508] ? netdev_upper_dev_unlink+0x79/0xa0 [ 21.353454][ T508] ? __netdev_upper_dev_unlink+0x1e0/0x1e0 [ 21.353462][ T508] rtnl_dellink+0x4a0/0xae0 [ 21.353465][ T508] ? mark_usage+0x61/0x170 [ 21.353468][ T508] ? __lock_acquire+0x518/0xc20 [ 21.353470][ T508] ? __lock_acquire+0x518/0xc20 [ 21.353474][ T508] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 21.353516][ T508] ? lock_acquire.part.0+0xd4/0x280 [ 21.353518][ T508] ? find_held_lock+0x2b/0x80 [ 21.353523][ T508] ? __lock_release.isra.0+0x69/0x1a0 [ 21.353526][ T508] ? mark_usage+0x61/0x170 [ 21.353530][ T508] ? __lock_acquire+0x518/0xc20 [ 21.353537][ T508] ? lock_acquire.part.0+0xd4/0x280 [ 21.353540][ T508] ? find_held_lock+0x2b/0x80 [ 21.353543][ T508] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 21.353547][ T508] ? __lock_release.isra.0+0x69/0x1a0 [ 21.353553][ T508] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 21.353557][ T508] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.353562][ T508] ? rtnl_link_fill+0x920/0x920 [ 21.353564][ T508] ? __lock_acquire+0x518/0xc20 [ 21.353572][ T508] ? lock_acquire.part.0+0xd4/0x280 [ 21.353575][ T508] ? find_held_lock+0x2b/0x80 [ 21.353581][ T508] netlink_rcv_skb+0x14e/0x3a0 [ 21.353584][ T508] ? rtnl_link_fill+0x920/0x920 [ 21.353589][ T508] ? netlink_ack+0xcf0/0xcf0 [ 21.353600][ T508] ? netlink_deliver_tap+0xc5/0x330 [ 21.353603][ T508] ? netlink_deliver_tap+0x13c/0x330 [ 21.353611][ T508] netlink_unicast+0x486/0x750 [ 21.353618][ T508] ? netlink_attachskb+0x810/0x810 [ 21.353622][ T508] ? find_held_lock+0x2b/0x80 [ 21.353629][ T508] netlink_sendmsg+0x75b/0xc90 [ 21.353636][ T508] ? netlink_unicast+0x750/0x750 [ 21.353642][ T508] ? __lock_release.isra.0+0x69/0x1a0 [ 21.353645][ T508] ? __import_iovec+0x36c/0x620 [ 21.353653][ T508] __sock_sendmsg+0xce/0x190 [ 21.353659][ T508] ____sys_sendmsg+0x61a/0x860 [ 21.353662][ T508] ? copy_msghdr_from_user+0x279/0x420 [ 21.353666][ T508] ? sock_write_iter+0x400/0x400 [ 21.353668][ T508] ? move_addr_to_kernel+0x40/0x40 [ 21.353681][ T508] ___sys_sendmsg+0x14e/0x1d0 [ 21.353686][ T508] ? copy_msghdr_from_user+0x420/0x420 [ 21.353716][ T508] __sys_sendmsg+0x12c/0x1d0 [ 21.353720][ T508] ? __sys_sendmsg_sock+0x20/0x20 [ 21.353731][ T508] ? rcu_is_watching+0x16/0xd0 [ 21.353736][ T508] do_syscall_64+0xff/0x530 [ 21.353740][ T508] ? exc_page_fault+0xee/0x100 [ 21.353745][ T508] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.353748][ T508] RIP: 0033:0x7f831abad54e [ 21.353752][ T508] 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 [ 21.353754][ T508] RSP: 002b:00007ffecb9be670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.353757][ T508] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f831abad54e [ 21.353759][ T508] RDX: 0000000000000000 RSI: 00007ffecb9be720 RDI: 0000000000000005 [ 21.353761][ T508] RBP: 00007ffecb9be680 R08: 0000000000000000 R09: 0000000000000000 [ 21.353762][ T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a5b [ 21.353763][ T508] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecb9bede0 [ 21.353776][ T508] [ 21.438482][ T508] ip (508) used greatest stack depth: 22824 bytes left [ 21.645304][ T526] dd: entered promiscuous mode [ 21.719313][ T532] br: port 1(mv) entered blocking state [ 21.719612][ T532] br: port 1(mv) entered disabled state [ 21.719945][ T532] mv: entered allmulticast mode [ 21.720263][ T532] dd: entered allmulticast mode [ 21.722765][ T532] br: port 1(mv) entered blocking state [ 21.723063][ T532] br: port 1(mv) entered forwarding state [ 24.217164][ T595] mv: left allmulticast mode [ 24.217188][ T595] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.217190][ T595] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 595, name: ip [ 24.217193][ T595] preempt_count: 1, expected: 0 [ 24.217194][ T595] RCU nest depth: 0, expected: 0 [ 24.217196][ T595] locks held by ip/595: 5, last CPU#1: [ 24.217198][ T595] #0: ffffffffac31b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 24.217213][ T595] #1: ffffffffabb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.217225][ T595] #2: ffffffffabb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.217231][ T595] #3: ffffffffaba9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.217237][ T595] #4: ffffffffaba9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.217243][ T595] irq event stamp: 11310 [ 24.217244][ T595] hardirqs last enabled at (11309): [] __down_trylock_console_sem+0x86/0xa0 [ 24.217248][ T595] hardirqs last disabled at (11310): [] console_emit_next_record+0x3d4/0x4c0 [ 24.217251][ T595] softirqs last enabled at (11282): [] handle_softirqs+0x67c/0x900 [ 24.217256][ T595] softirqs last disabled at (11273): [] __irq_exit_rcu+0x145/0x1c0 [ 24.217259][ T595] Preemption disabled at: [ 24.217260][ T595] [] vprintk_emit+0x31b/0x3e0 [ 24.217267][ T595] CPU: 1 UID: 0 PID: 595 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.217271][ T595] Tainted: [W]=WARN [ 24.217273][ T595] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.217275][ T595] Call Trace: [ 24.217277][ T595] [ 24.217279][ T595] dump_stack_lvl+0x6f/0xa0 [ 24.217286][ T595] ? vprintk_emit+0x31b/0x3e0 [ 24.217289][ T595] __might_resched.cold+0x1fe/0x2c1 [ 24.217295][ T595] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.217300][ T595] ? __kmalloc_noprof+0xdb/0x760 [ 24.217307][ T595] __kmalloc_noprof+0x443/0x760 [ 24.217310][ T595] ? alloc_buf.isra.0+0x4b/0x260 [ 24.217319][ T595] ? do_raw_spin_unlock+0x59/0x250 [ 24.217323][ T595] alloc_buf.isra.0+0x4b/0x260 [ 24.217329][ T595] put_chars+0x1e1/0x2f0 [ 24.217333][ T595] ? __send_to_port+0x420/0x420 [ 24.217337][ T595] ? validate_chain+0x38b/0xc20 [ 24.217346][ T595] hvc_console_print+0x292/0x780 [ 24.217358][ T595] ? hvc_write+0x3a0/0x3a0 [ 24.217362][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217366][ T595] ? lock_acquire+0x13c/0x160 [ 24.217374][ T595] console_emit_next_record+0x22f/0x4c0 [ 24.217380][ T595] ? devkmsg_read+0x4b0/0x4b0 [ 24.217383][ T595] ? console_flush_one_record+0x106/0x710 [ 24.217388][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217391][ T595] ? lock_acquire+0x13c/0x160 [ 24.217398][ T595] console_flush_one_record+0x46f/0x710 [ 24.217404][ T595] ? console_emit_next_record+0x4c0/0x4c0 [ 24.217407][ T595] ? __lock_acquire+0x518/0xc20 [ 24.217416][ T595] console_unlock+0xee/0x1f0 [ 24.217421][ T595] ? console_flush_one_record+0x710/0x710 [ 24.217423][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217426][ T595] ? lock_acquire+0xe0/0x160 [ 24.217432][ T595] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.217435][ T595] ? vprintk_emit+0x320/0x3e0 [ 24.217440][ T595] vprintk_emit+0x37c/0x3e0 [ 24.217445][ T595] ? wake_up_klogd_work_func+0x90/0x90 [ 24.217447][ T595] ? rtnl_newlink+0x9f1/0x11b0 [ 24.217449][ T595] ? netlink_rcv_skb+0x14e/0x3a0 [ 24.217453][ T595] ? netlink_unicast+0x486/0x750 [ 24.217455][ T595] ? netlink_sendmsg+0x75b/0xc90 [ 24.217458][ T595] ? __sock_sendmsg+0xce/0x190 [ 24.217462][ T595] ? ____sys_sendmsg+0x61a/0x860 [ 24.217464][ T595] ? ___sys_sendmsg+0x14e/0x1d0 [ 24.217469][ T595] _printk+0xc7/0x100 [ 24.217474][ T595] ? snapshot_read.cold+0x21/0x21 [ 24.217482][ T595] ? netdev_name+0x43/0x60 [ 24.217486][ T595] ? __netdev_printk+0x17f/0x1d0 [ 24.217493][ T595] netdev_info+0xe2/0x116 [ 24.217497][ T595] ? netdev_notice+0x120/0x120 [ 24.217504][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217507][ T595] ? __up_read+0x355/0x9e0 [ 24.217511][ T595] ? down_write_nested+0x200/0x200 [ 24.217514][ T595] ? mutex_is_locked+0x1c/0x50 [ 24.217518][ T595] netif_set_allmulti.cold+0x7c/0x166 [ 24.217525][ T595] dev_set_allmulti+0xa6/0x240 [ 24.217531][ T595] del_nbp+0xb7/0xc10 [ 24.217540][ T595] br_del_if+0xab/0x200 [ 24.217543][ T595] ? rtnl_is_locked+0x15/0x20 [ 24.217547][ T595] do_set_master+0x15c/0x780 [ 24.217553][ T595] do_setlink.isra.0+0x9ec/0x2a60 [ 24.217559][ T595] ? stack_trace_save+0x93/0xc0 [ 24.217564][ T595] ? rtnl_link_get_size+0x350/0x350 [ 24.217566][ T595] ? rcu_read_lock_any_held+0x66/0x90 [ 24.217570][ T595] ? stack_depot_save_flags+0x38e/0x790 [ 24.217575][ T595] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.217578][ T595] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.217581][ T595] ? validate_chain+0x38b/0xc20 [ 24.217585][ T595] ? kasan_save_stack+0x3d/0x50 [ 24.217588][ T595] ? kasan_save_stack+0x2f/0x50 [ 24.217590][ T595] ? kasan_save_track+0x14/0x30 [ 24.217592][ T595] ? __kasan_kmalloc+0x7b/0x90 [ 24.217596][ T595] ? __lock_acquire+0x518/0xc20 [ 24.217599][ T595] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 24.217602][ T595] ? ___sys_sendmsg+0xd0/0x1d0 [ 24.217608][ T595] ? lock_acquire.part.0+0xd4/0x280 [ 24.217611][ T595] ? rtnl_newlink+0x9a8/0x11b0 [ 24.217615][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217619][ T595] ? lock_acquire+0x13c/0x160 [ 24.217621][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217623][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217626][ T595] ? trace_contention_end+0xb3/0x180 [ 24.217629][ T595] ? __mutex_lock+0x1db/0x1ea0 [ 24.217632][ T595] ? __mutex_lock+0x9a3/0x1ea0 [ 24.217636][ T595] ? rtnl_newlink+0x9a8/0x11b0 [ 24.217642][ T595] ? ww_mutex_lock+0x160/0x160 [ 24.217644][ T595] ? nla_get_range_signed+0x3d0/0x3d0 [ 24.217651][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217655][ T595] ? __rtnl_newlink+0x3fa/0xa50 [ 24.217665][ T595] rtnl_newlink+0x9f1/0x11b0 [ 24.217674][ T595] ? rtnl_bridge_getlink+0x850/0x850 [ 24.217677][ T595] ? __lock_acquire+0x518/0xc20 [ 24.217685][ T595] ? lock_acquire.part.0+0xd4/0x280 [ 24.217688][ T595] ? find_held_lock+0x2b/0x80 [ 24.217692][ T595] ? rtnl_bridge_getlink+0x850/0x850 [ 24.217695][ T595] ? __lock_release.isra.0+0x69/0x1a0 [ 24.217701][ T595] ? rtnl_bridge_getlink+0x850/0x850 [ 24.217705][ T595] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.217710][ T595] ? rtnl_link_fill+0x920/0x920 [ 24.217712][ T595] ? __lock_acquire+0x518/0xc20 [ 24.217720][ T595] ? lock_acquire.part.0+0xd4/0x280 [ 24.217723][ T595] ? find_held_lock+0x2b/0x80 [ 24.217729][ T595] netlink_rcv_skb+0x14e/0x3a0 [ 24.217731][ T595] ? rtnl_link_fill+0x920/0x920 [ 24.217736][ T595] ? netlink_ack+0xcf0/0xcf0 [ 24.217748][ T595] ? netlink_deliver_tap+0xc5/0x330 [ 24.217750][ T595] ? netlink_deliver_tap+0x13c/0x330 [ 24.217758][ T595] netlink_unicast+0x486/0x750 [ 24.217765][ T595] ? netlink_attachskb+0x810/0x810 [ 24.217769][ T595] ? find_held_lock+0x2b/0x80 [ 24.217776][ T595] netlink_sendmsg+0x75b/0xc90 [ 24.217783][ T595] ? netlink_unicast+0x750/0x750 [ 24.217789][ T595] ? __lock_release.isra.0+0x69/0x1a0 [ 24.217792][ T595] ? __import_iovec+0x36c/0x620 [ 24.217800][ T595] __sock_sendmsg+0xce/0x190 [ 24.217804][ T595] ____sys_sendmsg+0x61a/0x860 [ 24.217808][ T595] ? copy_msghdr_from_user+0x279/0x420 [ 24.217811][ T595] ? sock_write_iter+0x400/0x400 [ 24.217814][ T595] ? move_addr_to_kernel+0x40/0x40 [ 24.217827][ T595] ___sys_sendmsg+0x14e/0x1d0 [ 24.217831][ T595] ? copy_msghdr_from_user+0x420/0x420 [ 24.217861][ T595] __sys_sendmsg+0x12c/0x1d0 [ 24.217865][ T595] ? __sys_sendmsg_sock+0x20/0x20 [ 24.217876][ T595] ? rcu_is_watching+0x16/0xd0 [ 24.217881][ T595] do_syscall_64+0xff/0x530 [ 24.217885][ T595] ? exc_page_fault+0xee/0x100 [ 24.217890][ T595] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.217893][ T595] RIP: 0033:0x7f9199c2654e [ 24.217898][ T595] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 24.217900][ T595] RSP: 002b:00007ffda68a7900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.217903][ T595] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9199c2654e [ 24.217905][ T595] RDX: 0000000000000000 RSI: 00007ffda68a79b0 RDI: 0000000000000005 [ 24.217907][ T595] RBP: 00007ffda68a7910 R08: 0000000000000000 R09: 0000000000000000 [ 24.217908][ T595] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a5e [ 24.217910][ T595] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda68a8070 [ 24.217926][ T595] [ 24.280158][ T595] dd: left allmulticast mode [ 24.280514][ T595] br: port 1(mv) entered disabled state [ 24.318577][ T597] dd: left promiscuous mode