[ 10.915988][ T246] eth1: renamed from tmp [ 10.916043][ T246] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.916045][ T246] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 246, name: ip [ 10.916046][ T246] preempt_count: 1, expected: 0 [ 10.916047][ T246] RCU nest depth: 0, expected: 0 [ 10.916048][ T246] locks held by ip/246: 5, last CPU#2: [ 10.916050][ T246] #0: ffffffffab11b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 10.916061][ T246] #1: ffffffffaa97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.916067][ T246] #2: ffffffffaa97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.916071][ T246] #3: ffffffffaa89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.916074][ T246] #4: ffffffffaa89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.916078][ T246] irq event stamp: 26672 [ 10.916079][ T246] hardirqs last enabled at (26671): [] __down_trylock_console_sem+0x86/0xa0 [ 10.916082][ T246] hardirqs last disabled at (26672): [] console_emit_next_record+0x3d4/0x4c0 [ 10.916084][ T246] softirqs last enabled at (26666): [] netif_change_name+0x216/0x8c0 [ 10.916087][ T246] softirqs last disabled at (26664): [] netif_change_name+0x1ad/0x8c0 [ 10.916090][ T246] Preemption disabled at: [ 10.916090][ T246] [] vprintk_emit+0x31b/0x3e0 [ 10.916096][ T246] CPU: 2 UID: 0 PID: 246 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.916099][ T246] Tainted: [W]=WARN [ 10.916100][ T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.916101][ T246] Call Trace: [ 10.916103][ T246] [ 10.916104][ T246] dump_stack_lvl+0x6f/0xa0 [ 10.916110][ T246] ? vprintk_emit+0x31b/0x3e0 [ 10.916112][ T246] __might_resched.cold+0x1fe/0x2c1 [ 10.916116][ T246] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.916120][ T246] ? __kmalloc_noprof+0xdb/0x760 [ 10.916124][ T246] __kmalloc_noprof+0x443/0x760 [ 10.916126][ T246] ? alloc_buf.isra.0+0x4b/0x260 [ 10.916133][ T246] ? do_raw_spin_unlock+0x59/0x250 [ 10.916136][ T246] alloc_buf.isra.0+0x4b/0x260 [ 10.916139][ T246] put_chars+0x1e1/0x2f0 [ 10.916142][ T246] ? __send_to_port+0x420/0x420 [ 10.916148][ T246] hvc_console_print+0x292/0x780 [ 10.916155][ T246] ? hvc_write+0x3a0/0x3a0 [ 10.916158][ T246] ? lock_acquire+0x13c/0x160 [ 10.916163][ T246] console_emit_next_record+0x22f/0x4c0 [ 10.916166][ T246] ? devkmsg_read+0x4b0/0x4b0 [ 10.916168][ T246] ? console_flush_one_record+0x106/0x710 [ 10.916171][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.916174][ T246] ? lock_acquire+0x13c/0x160 [ 10.916178][ T246] console_flush_one_record+0x46f/0x710 [ 10.916182][ T246] ? console_emit_next_record+0x4c0/0x4c0 [ 10.916186][ T246] ? __lock_acquire+0x518/0xc20 [ 10.916192][ T246] console_unlock+0xee/0x1f0 [ 10.916194][ T246] ? console_flush_one_record+0x710/0x710 [ 10.916196][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.916198][ T246] ? lock_acquire+0xe0/0x160 [ 10.916202][ T246] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.916203][ T246] ? vprintk_emit+0x320/0x3e0 [ 10.916206][ T246] vprintk_emit+0x37c/0x3e0 [ 10.916209][ T246] ? wake_up_klogd_work_func+0x90/0x90 [ 10.916211][ T246] ? save_trace+0x68/0x280 [ 10.916215][ T246] _printk+0xc7/0x100 [ 10.916218][ T246] ? snapshot_read.cold+0x21/0x21 [ 10.916222][ T246] ? validate_chain+0x34a/0xc20 [ 10.916224][ T246] ? netdev_name+0x43/0x60 [ 10.916228][ T246] ? __netdev_printk+0x17f/0x1d0 [ 10.916235][ T246] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.916237][ T246] netdev_info+0xe2/0x116 [ 10.916240][ T246] ? netdev_notice+0x120/0x120 [ 10.916242][ T246] ? find_held_lock+0x2b/0x80 [ 10.916245][ T246] ? __lock_release.isra.0+0x69/0x1a0 [ 10.916248][ T246] ? mark_held_locks+0x40/0x70 [ 10.916251][ T246] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.916253][ T246] netif_change_name.cold+0x4f/0x89 [ 10.916255][ T246] ? register_netdev+0x40/0x40 [ 10.916257][ T246] ? is_bpf_text_address+0x68/0x110 [ 10.916262][ T246] ? netdev_adjacent_rename_links+0x470/0x470 [ 10.916264][ T246] ? __kernel_text_address+0x12/0x30 [ 10.916267][ T246] ? write_profile+0xf0/0xf0 [ 10.916271][ T246] ? __asan_memset+0x27/0x50 [ 10.916276][ T246] do_setlink.isra.0+0x1f7d/0x2a60 [ 10.916280][ T246] ? stack_trace_save+0x93/0xc0 [ 10.916282][ T246] ? rtnl_link_get_size+0x350/0x350 [ 10.916283][ T246] ? rcu_read_lock_any_held+0x66/0x90 [ 10.916285][ T246] ? stack_depot_save_flags+0x38e/0x790 [ 10.916289][ T246] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.916291][ T246] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.916293][ T246] ? validate_chain+0x38b/0xc20 [ 10.916295][ T246] ? kasan_save_stack+0x3d/0x50 [ 10.916297][ T246] ? kasan_save_stack+0x2f/0x50 [ 10.916298][ T246] ? kasan_save_track+0x14/0x30 [ 10.916299][ T246] ? __kasan_kmalloc+0x7b/0x90 [ 10.916301][ T246] ? __lock_acquire+0x518/0xc20 [ 10.916303][ T246] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 10.916306][ T246] ? ___sys_sendmsg+0xd0/0x1d0 [ 10.916310][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 10.916312][ T246] ? rtnl_newlink+0x9a8/0x11b0 [ 10.916315][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.916316][ T246] ? lock_acquire+0x13c/0x160 [ 10.916318][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.916319][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.916321][ T246] ? trace_contention_end+0xb3/0x180 [ 10.916323][ T246] ? __mutex_lock+0x1db/0x1ea0 [ 10.916326][ T246] ? __mutex_lock+0x9a3/0x1ea0 [ 10.916328][ T246] ? rtnl_newlink+0x9a8/0x11b0 [ 10.916331][ T246] ? ww_mutex_lock+0x160/0x160 [ 10.916332][ T246] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.916337][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.916339][ T246] ? __rtnl_newlink+0x3fa/0xa50 [ 10.916344][ T246] rtnl_newlink+0x9f1/0x11b0 [ 10.916349][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 10.916351][ T246] ? __lock_acquire+0x518/0xc20 [ 10.916355][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 10.916357][ T246] ? find_held_lock+0x2b/0x80 [ 10.916359][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 10.916361][ T246] ? __lock_release.isra.0+0x69/0x1a0 [ 10.916365][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 10.916367][ T246] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.916370][ T246] ? rtnl_link_fill+0x920/0x920 [ 10.916371][ T246] ? __lock_acquire+0x518/0xc20 [ 10.916375][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 10.916377][ T246] ? find_held_lock+0x2b/0x80 [ 10.916381][ T246] netlink_rcv_skb+0x14e/0x3a0 [ 10.916384][ T246] ? rtnl_link_fill+0x920/0x920 [ 10.916386][ T246] ? netlink_ack+0xcf0/0xcf0 [ 10.916393][ T246] ? netlink_deliver_tap+0xc5/0x330 [ 10.916395][ T246] ? netlink_deliver_tap+0x13c/0x330 [ 10.916399][ T246] netlink_unicast+0x486/0x750 [ 10.916403][ T246] ? netlink_attachskb+0x810/0x810 [ 10.916406][ T246] ? find_held_lock+0x2b/0x80 [ 10.916410][ T246] netlink_sendmsg+0x75b/0xc90 [ 10.916414][ T246] ? netlink_unicast+0x750/0x750 [ 10.916417][ T246] ? __lock_release.isra.0+0x69/0x1a0 [ 10.916419][ T246] ? __import_iovec+0x36c/0x620 [ 10.916424][ T246] __sock_sendmsg+0xce/0x190 [ 10.916427][ T246] ____sys_sendmsg+0x61a/0x860 [ 10.916429][ T246] ? copy_msghdr_from_user+0x279/0x420 [ 10.916432][ T246] ? sock_write_iter+0x400/0x400 [ 10.916433][ T246] ? move_addr_to_kernel+0x40/0x40 [ 10.916440][ T246] ___sys_sendmsg+0x14e/0x1d0 [ 10.916443][ T246] ? copy_msghdr_from_user+0x420/0x420 [ 10.916458][ T246] __sys_sendmsg+0x12c/0x1d0 [ 10.916461][ T246] ? __sys_sendmsg_sock+0x20/0x20 [ 10.916467][ T246] ? rcu_is_watching+0x16/0xd0 [ 10.916470][ T246] do_syscall_64+0xff/0x530 [ 10.916473][ T246] ? exc_page_fault+0xee/0x100 [ 10.916476][ T246] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.916478][ T246] RIP: 0033:0x7f6adbea054e [ 10.916482][ T246] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 10.916483][ T246] RSP: 002b:00007ffeacaa3b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.916486][ T246] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f6adbea054e [ 10.916488][ T246] RDX: 0000000000000000 RSI: 00007ffeacaa3bd0 RDI: 0000000000000005 [ 10.916489][ T246] RBP: 00007ffeacaa3b30 R08: 0000000000000000 R09: 0000000000000000 [ 10.916489][ T246] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a914423 [ 10.916490][ T246] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeacaa42a0 [ 10.916497][ T246] [ 10.962117][ T246] ip (246) used greatest stack depth: 23208 bytes left [ 13.174614][ T293] br0: port 1(eth1) entered blocking state [ 13.174629][ T293] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.174631][ T293] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 293, name: ip [ 13.174633][ T293] preempt_count: 1, expected: 0 [ 13.174634][ T293] RCU nest depth: 0, expected: 0 [ 13.174635][ T293] locks held by ip/293: 5, last CPU#3: [ 13.174637][ T293] #0: ffffffffab11b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 13.174648][ T293] #1: ffffffffaa97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.174654][ T293] #2: ffffffffaa97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.174658][ T293] #3: ffffffffaa89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.174662][ T293] #4: ffffffffaa89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.174665][ T293] irq event stamp: 31172 [ 13.174666][ T293] hardirqs last enabled at (31171): [] __down_trylock_console_sem+0x86/0xa0 [ 13.174669][ T293] hardirqs last disabled at (31172): [] console_emit_next_record+0x3d4/0x4c0 [ 13.174671][ T293] softirqs last enabled at (31090): [] addrconf_ifdown.isra.0+0x8b4/0x15f0 [ 13.174675][ T293] softirqs last disabled at (31086): [] addrconf_ifdown.isra.0+0x351/0x15f0 [ 13.174677][ T293] Preemption disabled at: [ 13.174678][ T293] [] vprintk_emit+0x31b/0x3e0 [ 13.174682][ T293] CPU: 3 UID: 0 PID: 293 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.174686][ T293] Tainted: [W]=WARN [ 13.174687][ T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.174689][ T293] Call Trace: [ 13.174690][ T293] [ 13.174692][ T293] dump_stack_lvl+0x6f/0xa0 [ 13.174697][ T293] ? vprintk_emit+0x31b/0x3e0 [ 13.174699][ T293] __might_resched.cold+0x1fe/0x2c1 [ 13.174703][ T293] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.174708][ T293] ? __kmalloc_noprof+0xdb/0x760 [ 13.174712][ T293] __kmalloc_noprof+0x443/0x760 [ 13.174714][ T293] ? alloc_buf.isra.0+0x4b/0x260 [ 13.174720][ T293] ? do_raw_spin_unlock+0x59/0x250 [ 13.174723][ T293] alloc_buf.isra.0+0x4b/0x260 [ 13.174727][ T293] put_chars+0x1e1/0x2f0 [ 13.174729][ T293] ? __send_to_port+0x420/0x420 [ 13.174731][ T293] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.174734][ T293] ? validate_chain+0x38b/0xc20 [ 13.174739][ T293] hvc_console_print+0x292/0x780 [ 13.174747][ T293] ? hvc_write+0x3a0/0x3a0 [ 13.174749][ T293] ? rcu_is_watching+0x16/0xd0 [ 13.174751][ T293] ? lock_acquire+0x13c/0x160 [ 13.174755][ T293] console_emit_next_record+0x22f/0x4c0 [ 13.174759][ T293] ? devkmsg_read+0x4b0/0x4b0 [ 13.174761][ T293] ? console_flush_one_record+0x106/0x710 [ 13.174764][ T293] ? rcu_is_watching+0x16/0xd0 [ 13.174766][ T293] ? lock_acquire+0x13c/0x160 [ 13.174770][ T293] console_flush_one_record+0x46f/0x710 [ 13.174774][ T293] ? console_emit_next_record+0x4c0/0x4c0 [ 13.174776][ T293] ? __lock_acquire+0x518/0xc20 [ 13.174781][ T293] console_unlock+0xee/0x1f0 [ 13.174784][ T293] ? console_flush_one_record+0x710/0x710 [ 13.174786][ T293] ? rcu_is_watching+0x16/0xd0 [ 13.174787][ T293] ? lock_acquire+0xe0/0x160 [ 13.174791][ T293] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.174793][ T293] ? vprintk_emit+0x320/0x3e0 [ 13.174795][ T293] vprintk_emit+0x37c/0x3e0 [ 13.174798][ T293] ? wake_up_klogd_work_func+0x90/0x90 [ 13.174800][ T293] ? __lock_release.isra.0+0x69/0x1a0 [ 13.174802][ T293] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 13.174806][ T293] ? mark_held_locks+0x40/0x70 [ 13.174809][ T293] _printk+0xc7/0x100 [ 13.174813][ T293] ? snapshot_read.cold+0x21/0x21 [ 13.174816][ T293] ? br_multicast_flood+0x960/0x960 [ 13.174819][ T293] ? do_setlink.isra.0+0x9ec/0x2a60 [ 13.174821][ T293] ? rtnl_newlink+0x9f1/0x11b0 [ 13.174822][ T293] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.174826][ T293] br_set_state+0x22f/0x430 [ 13.174830][ T293] br_init_port+0xc4/0x200 [ 13.174833][ T293] new_nbp+0x3a0/0x650 [ 13.174836][ T293] br_add_if+0x212/0x1320 [ 13.174839][ T293] ? sync_rcu_exp_select_cpus+0x700/0x700 [ 13.174841][ T293] ? __netdev_upper_dev_unlink+0x1e0/0x1e0 [ 13.174844][ T293] ? kernel_text_address+0x149/0x170 [ 13.174848][ T293] ? cycle_netdev+0x50/0xd0 [ 13.174852][ T293] ? vrf_del_slave+0x44/0x60 [ 13.174854][ T293] do_set_master+0x3b2/0x780 [ 13.174858][ T293] do_setlink.isra.0+0x9ec/0x2a60 [ 13.174861][ T293] ? stack_trace_save+0x93/0xc0 [ 13.174864][ T293] ? rtnl_link_get_size+0x350/0x350 [ 13.174866][ T293] ? rcu_read_lock_any_held+0x66/0x90 [ 13.174868][ T293] ? stack_depot_save_flags+0x38e/0x790 [ 13.174871][ T293] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.174873][ T293] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.174875][ T293] ? validate_chain+0x38b/0xc20 [ 13.174878][ T293] ? kasan_save_stack+0x3d/0x50 [ 13.174880][ T293] ? kasan_save_stack+0x2f/0x50 [ 13.174881][ T293] ? kasan_save_track+0x14/0x30 [ 13.174882][ T293] ? __kasan_kmalloc+0x7b/0x90 [ 13.174885][ T293] ? __lock_acquire+0x518/0xc20 [ 13.174887][ T293] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 13.174890][ T293] ? ___sys_sendmsg+0xd0/0x1d0 [ 13.174893][ T293] ? lock_acquire.part.0+0xd4/0x280 [ 13.174895][ T293] ? rtnl_newlink+0x9a8/0x11b0 [ 13.174898][ T293] ? rcu_is_watching+0x16/0xd0 [ 13.174900][ T293] ? lock_acquire+0x13c/0x160 [ 13.174901][ T293] ? rcu_is_watching+0x16/0xd0 [ 13.174902][ T293] ? rcu_is_watching+0x16/0xd0 [ 13.174904][ T293] ? trace_contention_end+0xb3/0x180 [ 13.174906][ T293] ? __mutex_lock+0x1db/0x1ea0 [ 13.174908][ T293] ? __mutex_lock+0x9a3/0x1ea0 [ 13.174909][ T293] ? rtnl_newlink+0x9a8/0x11b0 [ 13.174913][ T293] ? ww_mutex_lock+0x160/0x160 [ 13.174914][ T293] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.174918][ T293] ? rcu_is_watching+0x16/0xd0 [ 13.174921][ T293] ? __rtnl_newlink+0x3fa/0xa50 [ 13.174926][ T293] rtnl_newlink+0x9f1/0x11b0 [ 13.174931][ T293] ? rtnl_bridge_getlink+0x850/0x850 [ 13.174933][ T293] ? __lock_acquire+0x518/0xc20 [ 13.174937][ T293] ? lock_acquire.part.0+0xd4/0x280 [ 13.174939][ T293] ? find_held_lock+0x2b/0x80 [ 13.174941][ T293] ? rtnl_bridge_getlink+0x850/0x850 [ 13.174943][ T293] ? __lock_release.isra.0+0x69/0x1a0 [ 13.174947][ T293] ? rtnl_bridge_getlink+0x850/0x850 [ 13.174949][ T293] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.174952][ T293] ? rtnl_link_fill+0x920/0x920 [ 13.174953][ T293] ? __lock_acquire+0x518/0xc20 [ 13.174957][ T293] ? lock_acquire.part.0+0xd4/0x280 [ 13.174959][ T293] ? find_held_lock+0x2b/0x80 [ 13.174963][ T293] netlink_rcv_skb+0x14e/0x3a0 [ 13.174966][ T293] ? rtnl_link_fill+0x920/0x920 [ 13.174969][ T293] ? netlink_ack+0xcf0/0xcf0 [ 13.174975][ T293] ? netlink_deliver_tap+0xc5/0x330 [ 13.174977][ T293] ? netlink_deliver_tap+0x13c/0x330 [ 13.174981][ T293] netlink_unicast+0x486/0x750 [ 13.174985][ T293] ? netlink_attachskb+0x810/0x810 [ 13.174988][ T293] ? find_held_lock+0x2b/0x80 [ 13.174992][ T293] netlink_sendmsg+0x75b/0xc90 [ 13.174996][ T293] ? netlink_unicast+0x750/0x750 [ 13.174999][ T293] ? __lock_release.isra.0+0x69/0x1a0 [ 13.175001][ T293] ? __import_iovec+0x36c/0x620 [ 13.175006][ T293] __sock_sendmsg+0xce/0x190 [ 13.175009][ T293] ____sys_sendmsg+0x61a/0x860 [ 13.175011][ T293] ? copy_msghdr_from_user+0x279/0x420 [ 13.175013][ T293] ? sock_write_iter+0x400/0x400 [ 13.175015][ T293] ? move_addr_to_kernel+0x40/0x40 [ 13.175022][ T293] ___sys_sendmsg+0x14e/0x1d0 [ 13.175025][ T293] ? copy_msghdr_from_user+0x420/0x420 [ 13.175041][ T293] __sys_sendmsg+0x12c/0x1d0 [ 13.175043][ T293] ? __sys_sendmsg_sock+0x20/0x20 [ 13.175049][ T293] ? rcu_is_watching+0x16/0xd0 [ 13.175052][ T293] do_syscall_64+0xff/0x530 [ 13.175055][ T293] ? exc_page_fault+0xee/0x100 [ 13.175058][ T293] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.175060][ T293] RIP: 0033:0x7fd111a9754e [ 13.175064][ T293] 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 [ 13.175066][ T293] RSP: 002b:00007ffce6754730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.175069][ T293] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd111a9754e [ 13.175070][ T293] RDX: 0000000000000000 RSI: 00007ffce67547e0 RDI: 0000000000000005 [ 13.175071][ T293] RBP: 00007ffce6754740 R08: 0000000000000000 R09: 0000000000000000 [ 13.175072][ T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a914425 [ 13.175073][ T293] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce6754ea0 [ 13.175079][ T293] [ 13.210544][ T293] br0: port 1(eth1) entered disabled state [ 13.210835][ T293] eth1: entered allmulticast mode [ 13.211850][ T293] eth1: entered promiscuous mode [ 13.331811][ T297] br0: port 1(eth1) entered blocking state [ 13.332297][ T297] br0: port 1(eth1) entered forwarding state [ 13.397089][ T299] br0: port 1(eth1) entered disabled state [ 13.398469][ T299] br0: port 1(eth1) entered blocking state [ 13.398805][ T299] br0: port 1(eth1) entered forwarding state [ 19.748656][ T340] br0: port 1(eth1) entered disabled state [ 19.748671][ T340] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.748674][ T340] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 340, name: ip [ 19.748675][ T340] preempt_count: 202, expected: 0 [ 19.748676][ T340] RCU nest depth: 0, expected: 0 [ 19.748677][ T340] locks held by ip/340: 6, last CPU#2: [ 19.748679][ T340] #0: ffffffffab11b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 19.748690][ T340] #1: ff1100000fa92e98 (&br->lock){+...}-{3:3}, at: br_stp_disable_bridge+0x27/0x180 [ 19.748696][ T340] #2: ffffffffaa97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.748701][ T340] #3: ffffffffaa97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.748705][ T340] #4: ffffffffaa89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.748709][ T340] #5: ffffffffaa89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.748712][ T340] irq event stamp: 34699 [ 19.748713][ T340] hardirqs last enabled at (34698): [] __down_trylock_console_sem+0x86/0xa0 [ 19.748717][ T340] hardirqs last disabled at (34699): [] console_emit_next_record+0x3d4/0x4c0 [ 19.748719][ T340] softirqs last enabled at (34692): [] dev_deactivate_many+0x7ba/0xc80 [ 19.748722][ T340] softirqs last disabled at (34694): [] br_stp_disable_bridge+0x27/0x180 [ 19.748724][ T340] Preemption disabled at: [ 19.748724][ T340] [<0000000000000000>] 0x0 [ 19.748731][ T340] CPU: 2 UID: 0 PID: 340 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.748734][ T340] Tainted: [W]=WARN [ 19.748735][ T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.748737][ T340] Call Trace: [ 19.748738][ T340] [ 19.748740][ T340] dump_stack_lvl+0x6f/0xa0 [ 19.748746][ T340] __might_resched.cold+0x1fe/0x2c1 [ 19.748751][ T340] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.748755][ T340] ? __kmalloc_noprof+0xdb/0x760 [ 19.748760][ T340] __kmalloc_noprof+0x443/0x760 [ 19.748762][ T340] ? alloc_buf.isra.0+0x4b/0x260 [ 19.748768][ T340] ? do_raw_spin_unlock+0x59/0x250 [ 19.748771][ T340] alloc_buf.isra.0+0x4b/0x260 [ 19.748775][ T340] put_chars+0x1e1/0x2f0 [ 19.748776][ T340] ? prb_final_commit+0x50/0x50 [ 19.748779][ T340] ? __send_to_port+0x420/0x420 [ 19.748781][ T340] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.748784][ T340] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.748787][ T340] ? validate_chain+0x38b/0xc20 [ 19.748791][ T340] hvc_console_print+0x292/0x780 [ 19.748795][ T340] ? mark_usage+0x61/0x170 [ 19.748797][ T340] ? __lock_acquire+0x518/0xc20 [ 19.748799][ T340] ? __lock_acquire+0x518/0xc20 [ 19.748803][ T340] ? hvc_write+0x3a0/0x3a0 [ 19.748805][ T340] ? console_emit_next_record+0x1df/0x4c0 [ 19.748809][ T340] ? rcu_is_watching+0x16/0xd0 [ 19.748811][ T340] ? lock_acquire+0x13c/0x160 [ 19.748815][ T340] console_emit_next_record+0x22f/0x4c0 [ 19.748819][ T340] ? devkmsg_read+0x4b0/0x4b0 [ 19.748820][ T340] ? console_flush_one_record+0x106/0x710 [ 19.748824][ T340] ? rcu_is_watching+0x16/0xd0 [ 19.748825][ T340] ? lock_acquire+0x13c/0x160 [ 19.748829][ T340] console_flush_one_record+0x46f/0x710 [ 19.748833][ T340] ? console_emit_next_record+0x4c0/0x4c0 [ 19.748835][ T340] ? __lock_acquire+0x518/0xc20 [ 19.748840][ T340] console_unlock+0xee/0x1f0 [ 19.748843][ T340] ? console_flush_one_record+0x710/0x710 [ 19.748845][ T340] ? rcu_is_watching+0x16/0xd0 [ 19.748847][ T340] ? lock_acquire+0xe0/0x160 [ 19.748850][ T340] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.748852][ T340] ? vprintk_emit+0x320/0x3e0 [ 19.748855][ T340] vprintk_emit+0x37c/0x3e0 [ 19.748858][ T340] ? wake_up_klogd_work_func+0x90/0x90 [ 19.748860][ T340] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.748862][ T340] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.748866][ T340] _printk+0xc7/0x100 [ 19.748869][ T340] ? snapshot_read.cold+0x21/0x21 [ 19.748877][ T340] br_set_state+0x22f/0x430 [ 19.748881][ T340] br_stp_disable_port+0x11f/0x390 [ 19.748885][ T340] br_stp_disable_bridge+0xb9/0x180 [ 19.748887][ T340] br_dev_stop+0x28/0x1a0 [ 19.748890][ T340] ? rtnl_is_locked+0x15/0x20 [ 19.748893][ T340] __dev_close_many+0x1d4/0x680 [ 19.748897][ T340] ? netif_open+0x120/0x120 [ 19.748899][ T340] ? __lock_release.isra.0+0x69/0x1a0 [ 19.748901][ T340] ? mark_held_locks+0x40/0x70 [ 19.748906][ T340] __dev_change_flags+0x288/0x6d0 [ 19.748909][ T340] ? netif_set_allmulti+0x2c0/0x2c0 [ 19.748913][ T340] ? synchronize_rcu_normal+0x340/0x340 [ 19.748917][ T340] netif_change_flags+0x87/0x190 [ 19.748920][ T340] dev_change_flags+0xa9/0x270 [ 19.748922][ T340] ? kernel_text_address+0x149/0x170 [ 19.748926][ T340] cycle_netdev+0x8c/0xd0 [ 19.748931][ T340] vrf_del_slave+0x44/0x60 [ 19.748933][ T340] do_set_master+0x15c/0x780 [ 19.748937][ T340] do_setlink.isra.0+0x9ec/0x2a60 [ 19.748940][ T340] ? stack_trace_save+0x93/0xc0 [ 19.748944][ T340] ? rtnl_link_get_size+0x350/0x350 [ 19.748945][ T340] ? rcu_read_lock_any_held+0x66/0x90 [ 19.748947][ T340] ? stack_depot_save_flags+0x38e/0x790 [ 19.748950][ T340] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.748952][ T340] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.748954][ T340] ? validate_chain+0x38b/0xc20 [ 19.748956][ T340] ? kasan_save_stack+0x3d/0x50 [ 19.748959][ T340] ? kasan_save_stack+0x2f/0x50 [ 19.748960][ T340] ? kasan_save_track+0x14/0x30 [ 19.748961][ T340] ? __kasan_kmalloc+0x7b/0x90 [ 19.748963][ T340] ? __lock_acquire+0x518/0xc20 [ 19.748965][ T340] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 19.748968][ T340] ? ___sys_sendmsg+0xd0/0x1d0 [ 19.748972][ T340] ? lock_acquire.part.0+0xd4/0x280 [ 19.748974][ T340] ? rtnl_newlink+0x9a8/0x11b0 [ 19.748977][ T340] ? rcu_is_watching+0x16/0xd0 [ 19.748979][ T340] ? lock_acquire+0x13c/0x160 [ 19.748980][ T340] ? rcu_is_watching+0x16/0xd0 [ 19.748981][ T340] ? rcu_is_watching+0x16/0xd0 [ 19.748983][ T340] ? trace_contention_end+0xb3/0x180 [ 19.748985][ T340] ? __mutex_lock+0x1db/0x1ea0 [ 19.748988][ T340] ? __mutex_lock+0x9a3/0x1ea0 [ 19.748990][ T340] ? rtnl_newlink+0x9a8/0x11b0 [ 19.748993][ T340] ? ww_mutex_lock+0x160/0x160 [ 19.748994][ T340] ? nla_get_range_signed+0x3d0/0x3d0 [ 19.748999][ T340] ? rcu_is_watching+0x16/0xd0 [ 19.749001][ T340] ? __rtnl_newlink+0x3fa/0xa50 [ 19.749007][ T340] rtnl_newlink+0x9f1/0x11b0 [ 19.749012][ T340] ? rtnl_bridge_getlink+0x850/0x850 [ 19.749014][ T340] ? __lock_acquire+0x518/0xc20 [ 19.749018][ T340] ? lock_acquire.part.0+0xd4/0x280 [ 19.749020][ T340] ? find_held_lock+0x2b/0x80 [ 19.749022][ T340] ? rtnl_bridge_getlink+0x850/0x850 [ 19.749024][ T340] ? __lock_release.isra.0+0x69/0x1a0 [ 19.749028][ T340] ? rtnl_bridge_getlink+0x850/0x850 [ 19.749030][ T340] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.749033][ T340] ? rtnl_link_fill+0x920/0x920 [ 19.749034][ T340] ? __lock_acquire+0x518/0xc20 [ 19.749039][ T340] ? lock_acquire.part.0+0xd4/0x280 [ 19.749041][ T340] ? find_held_lock+0x2b/0x80 [ 19.749044][ T340] netlink_rcv_skb+0x14e/0x3a0 [ 19.749047][ T340] ? rtnl_link_fill+0x920/0x920 [ 19.749050][ T340] ? netlink_ack+0xcf0/0xcf0 [ 19.749056][ T340] ? netlink_deliver_tap+0xc5/0x330 [ 19.749058][ T340] ? netlink_deliver_tap+0x13c/0x330 [ 19.749063][ T340] netlink_unicast+0x486/0x750 [ 19.749067][ T340] ? netlink_attachskb+0x810/0x810 [ 19.749069][ T340] ? find_held_lock+0x2b/0x80 [ 19.749073][ T340] netlink_sendmsg+0x75b/0xc90 [ 19.749077][ T340] ? netlink_unicast+0x750/0x750 [ 19.749081][ T340] ? __lock_release.isra.0+0x69/0x1a0 [ 19.749083][ T340] ? __import_iovec+0x36c/0x620 [ 19.749088][ T340] __sock_sendmsg+0xce/0x190 [ 19.749091][ T340] ____sys_sendmsg+0x61a/0x860 [ 19.749093][ T340] ? copy_msghdr_from_user+0x279/0x420 [ 19.749095][ T340] ? sock_write_iter+0x400/0x400 [ 19.749097][ T340] ? move_addr_to_kernel+0x40/0x40 [ 19.749104][ T340] ___sys_sendmsg+0x14e/0x1d0 [ 19.749107][ T340] ? copy_msghdr_from_user+0x420/0x420 [ 19.749123][ T340] __sys_sendmsg+0x12c/0x1d0 [ 19.749126][ T340] ? __sys_sendmsg_sock+0x20/0x20 [ 19.749132][ T340] ? rcu_is_watching+0x16/0xd0 [ 19.749135][ T340] do_syscall_64+0xff/0x530 [ 19.749138][ T340] ? exc_page_fault+0xee/0x100 [ 19.749141][ T340] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.749143][ T340] RIP: 0033:0x7f1cd1c5554e [ 19.749145][ T340] 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 [ 19.749147][ T340] RSP: 002b:00007ffde250c810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.749150][ T340] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1cd1c5554e [ 19.749151][ T340] RDX: 0000000000000000 RSI: 00007ffde250c8c0 RDI: 0000000000000005 [ 19.749152][ T340] RBP: 00007ffde250c820 R08: 0000000000000000 R09: 0000000000000000 [ 19.749153][ T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91442c [ 19.749154][ T340] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde250cf80 [ 19.749160][ T340] [ 19.802620][ T340] br0: port 1(eth1) entered blocking state [ 19.802962][ T340] br0: port 1(eth1) entered forwarding state [ 19.814998][ T340] ip (340) used greatest stack depth: 22888 bytes left [ 22.584463][ T398] eth1: left allmulticast mode [ 22.584481][ T398] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.584483][ T398] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 398, name: ip [ 22.584485][ T398] preempt_count: 1, expected: 0 [ 22.584486][ T398] RCU nest depth: 0, expected: 0 [ 22.584487][ T398] locks held by ip/398: 5, last CPU#2: [ 22.584489][ T398] #0: ffffffffab11b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x24f/0xae0 [ 22.584500][ T398] #1: ffffffffaa97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.584505][ T398] #2: ffffffffaa97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.584509][ T398] #3: ffffffffaa89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.584513][ T398] #4: ffffffffaa89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 22.584517][ T398] irq event stamp: 37962 [ 22.584518][ T398] hardirqs last enabled at (37961): [] __down_trylock_console_sem+0x86/0xa0 [ 22.584521][ T398] hardirqs last disabled at (37962): [] console_emit_next_record+0x3d4/0x4c0 [ 22.584522][ T398] softirqs last enabled at (37936): [] __alloc_skb+0x4c2/0x5f0 [ 22.584526][ T398] softirqs last disabled at (37934): [] __alloc_skb+0x4c2/0x5f0 [ 22.584528][ T398] Preemption disabled at: [ 22.584529][ T398] [] vprintk_emit+0x31b/0x3e0 [ 22.584534][ T398] CPU: 2 UID: 0 PID: 398 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.584537][ T398] Tainted: [W]=WARN [ 22.584538][ T398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.584540][ T398] Call Trace: [ 22.584542][ T398] [ 22.584543][ T398] dump_stack_lvl+0x6f/0xa0 [ 22.584549][ T398] ? vprintk_emit+0x31b/0x3e0 [ 22.584551][ T398] __might_resched.cold+0x1fe/0x2c1 [ 22.584555][ T398] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.584559][ T398] ? __kmalloc_noprof+0xdb/0x760 [ 22.584563][ T398] __kmalloc_noprof+0x443/0x760 [ 22.584565][ T398] ? alloc_buf.isra.0+0x4b/0x260 [ 22.584572][ T398] ? do_raw_spin_unlock+0x59/0x250 [ 22.584574][ T398] alloc_buf.isra.0+0x4b/0x260 [ 22.584578][ T398] put_chars+0x1e1/0x2f0 [ 22.584581][ T398] ? __send_to_port+0x420/0x420 [ 22.584587][ T398] hvc_console_print+0x292/0x780 [ 22.584594][ T398] ? hvc_write+0x3a0/0x3a0 [ 22.584598][ T398] ? lock_acquire+0x13c/0x160 [ 22.584602][ T398] console_emit_next_record+0x22f/0x4c0 [ 22.584606][ T398] ? devkmsg_read+0x4b0/0x4b0 [ 22.584608][ T398] ? console_flush_one_record+0x106/0x710 [ 22.584611][ T398] ? rcu_is_watching+0x16/0xd0 [ 22.584614][ T398] ? lock_acquire+0x13c/0x160 [ 22.584618][ T398] console_flush_one_record+0x46f/0x710 [ 22.584622][ T398] ? console_emit_next_record+0x4c0/0x4c0 [ 22.584624][ T398] ? __lock_acquire+0x518/0xc20 [ 22.584629][ T398] console_unlock+0xee/0x1f0 [ 22.584632][ T398] ? console_flush_one_record+0x710/0x710 [ 22.584634][ T398] ? rcu_is_watching+0x16/0xd0 [ 22.584635][ T398] ? lock_acquire+0xe0/0x160 [ 22.584639][ T398] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.584641][ T398] ? vprintk_emit+0x320/0x3e0 [ 22.584644][ T398] vprintk_emit+0x37c/0x3e0 [ 22.584647][ T398] ? wake_up_klogd_work_func+0x90/0x90 [ 22.584648][ T398] ? netlink_rcv_skb+0x14e/0x3a0 [ 22.584651][ T398] ? netlink_sendmsg+0x75b/0xc90 [ 22.584653][ T398] ? __sock_sendmsg+0xce/0x190 [ 22.584656][ T398] ? ____sys_sendmsg+0x61a/0x860 [ 22.584657][ T398] ? ___sys_sendmsg+0x14e/0x1d0 [ 22.584659][ T398] ? __sys_sendmsg+0x12c/0x1d0 [ 22.584660][ T398] ? do_syscall_64+0xff/0x530 [ 22.584666][ T398] _printk+0xc7/0x100 [ 22.584670][ T398] ? snapshot_read.cold+0x21/0x21 [ 22.584674][ T398] ? netdev_name+0x43/0x60 [ 22.584678][ T398] ? __netdev_printk+0x17f/0x1d0 [ 22.584681][ T398] netdev_info+0xe2/0x116 [ 22.584684][ T398] ? netdev_notice+0x120/0x120 [ 22.584689][ T398] ? rcu_is_watching+0x16/0xd0 [ 22.584690][ T398] ? __up_read+0x355/0x9e0 [ 22.584693][ T398] ? down_write_nested+0x200/0x200 [ 22.584695][ T398] ? mutex_is_locked+0x1c/0x50 [ 22.584697][ T398] netif_set_allmulti.cold+0x7c/0x166 [ 22.584701][ T398] dev_set_allmulti+0xa6/0x240 [ 22.584705][ T398] del_nbp+0xb7/0xc10 [ 22.584708][ T398] ? __asan_memset+0x27/0x50 [ 22.584714][ T398] br_dev_delete+0x9d/0x1e0 [ 22.584717][ T398] rtnl_dellink+0x48f/0xae0 [ 22.584719][ T398] ? mark_usage+0x61/0x170 [ 22.584721][ T398] ? __lock_acquire+0x518/0xc20 [ 22.584723][ T398] ? __lock_acquire+0x518/0xc20 [ 22.584725][ T398] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 22.584746][ T398] ? lock_acquire.part.0+0xd4/0x280 [ 22.584748][ T398] ? find_held_lock+0x2b/0x80 [ 22.584751][ T398] ? __lock_release.isra.0+0x69/0x1a0 [ 22.584753][ T398] ? mark_usage+0x61/0x170 [ 22.584755][ T398] ? __lock_acquire+0x518/0xc20 [ 22.584760][ T398] ? lock_acquire.part.0+0xd4/0x280 [ 22.584762][ T398] ? find_held_lock+0x2b/0x80 [ 22.584764][ T398] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 22.584765][ T398] ? __lock_release.isra.0+0x69/0x1a0 [ 22.584769][ T398] ? rtnl_link_get_net_capable.constprop.0+0x3d0/0x3d0 [ 22.584771][ T398] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.584774][ T398] ? rtnl_link_fill+0x920/0x920 [ 22.584776][ T398] ? __lock_acquire+0x518/0xc20 [ 22.584780][ T398] ? lock_acquire.part.0+0xd4/0x280 [ 22.584782][ T398] ? find_held_lock+0x2b/0x80 [ 22.584785][ T398] netlink_rcv_skb+0x14e/0x3a0 [ 22.584787][ T398] ? rtnl_link_fill+0x920/0x920 [ 22.584790][ T398] ? netlink_ack+0xcf0/0xcf0 [ 22.584797][ T398] ? netlink_deliver_tap+0xc5/0x330 [ 22.584799][ T398] ? netlink_deliver_tap+0x13c/0x330 [ 22.584804][ T398] netlink_unicast+0x486/0x750 [ 22.584808][ T398] ? netlink_attachskb+0x810/0x810 [ 22.584810][ T398] ? find_held_lock+0x2b/0x80 [ 22.584815][ T398] netlink_sendmsg+0x75b/0xc90 [ 22.584818][ T398] ? netlink_unicast+0x750/0x750 [ 22.584822][ T398] ? __lock_release.isra.0+0x69/0x1a0 [ 22.584824][ T398] ? __import_iovec+0x36c/0x620 [ 22.584829][ T398] __sock_sendmsg+0xce/0x190 [ 22.584832][ T398] ____sys_sendmsg+0x61a/0x860 [ 22.584834][ T398] ? copy_msghdr_from_user+0x279/0x420 [ 22.584837][ T398] ? sock_write_iter+0x400/0x400 [ 22.584838][ T398] ? move_addr_to_kernel+0x40/0x40 [ 22.584846][ T398] ___sys_sendmsg+0x14e/0x1d0 [ 22.584848][ T398] ? copy_msghdr_from_user+0x420/0x420 [ 22.584865][ T398] __sys_sendmsg+0x12c/0x1d0 [ 22.584867][ T398] ? __sys_sendmsg_sock+0x20/0x20 [ 22.584874][ T398] ? rcu_is_watching+0x16/0xd0 [ 22.584877][ T398] do_syscall_64+0xff/0x530 [ 22.584879][ T398] ? exc_page_fault+0xee/0x100 [ 22.584881][ T398] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.584884][ T398] RIP: 0033:0x7f7951a8954e [ 22.584887][ T398] 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 [ 22.584889][ T398] RSP: 002b:00007ffe74902120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.584892][ T398] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7951a8954e [ 22.584893][ T398] RDX: 0000000000000000 RSI: 00007ffe749021d0 RDI: 0000000000000005 [ 22.584894][ T398] RBP: 00007ffe74902130 R08: 0000000000000000 R09: 0000000000000000 [ 22.584895][ T398] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91442e [ 22.584896][ T398] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe74902890 [ 22.584903][ T398] [ 22.621576][ T398] eth1: left promiscuous mode [ 22.621923][ T398] br0: port 1(eth1) entered disabled state [ 25.124915][ T487] eth1: renamed from tmp [ 25.124933][ T487] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.124935][ T487] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 487, name: ip [ 25.124937][ T487] preempt_count: 1, expected: 0 [ 25.124938][ T487] RCU nest depth: 0, expected: 0 [ 25.124939][ T487] locks held by ip/487: 5, last CPU#2: [ 25.124941][ T487] #0: ffffffffab11b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 25.124953][ T487] #1: ffffffffaa97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.124959][ T487] #2: ffffffffaa97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.124963][ T487] #3: ffffffffaa89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.124967][ T487] #4: ffffffffaa89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.124971][ T487] irq event stamp: 34362 [ 25.124972][ T487] hardirqs last enabled at (34361): [] __down_trylock_console_sem+0x86/0xa0 [ 25.124975][ T487] hardirqs last disabled at (34362): [] console_emit_next_record+0x3d4/0x4c0 [ 25.124977][ T487] softirqs last enabled at (34356): [] netif_change_name+0x216/0x8c0 [ 25.124981][ T487] softirqs last disabled at (34354): [] netif_change_name+0x1ad/0x8c0 [ 25.124983][ T487] Preemption disabled at: [ 25.124984][ T487] [] vprintk_emit+0x31b/0x3e0 [ 25.124989][ T487] CPU: 2 UID: 0 PID: 487 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.124992][ T487] Tainted: [W]=WARN [ 25.124993][ T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.124995][ T487] Call Trace: [ 25.124997][ T487] [ 25.124998][ T487] dump_stack_lvl+0x6f/0xa0 [ 25.125004][ T487] ? vprintk_emit+0x31b/0x3e0 [ 25.125006][ T487] __might_resched.cold+0x1fe/0x2c1 [ 25.125010][ T487] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.125014][ T487] ? __kmalloc_noprof+0xdb/0x760 [ 25.125019][ T487] __kmalloc_noprof+0x443/0x760 [ 25.125021][ T487] ? alloc_buf.isra.0+0x4b/0x260 [ 25.125027][ T487] ? do_raw_spin_unlock+0x59/0x250 [ 25.125030][ T487] alloc_buf.isra.0+0x4b/0x260 [ 25.125034][ T487] put_chars+0x1e1/0x2f0 [ 25.125036][ T487] ? __send_to_port+0x420/0x420 [ 25.125042][ T487] hvc_console_print+0x292/0x780 [ 25.125049][ T487] ? hvc_write+0x3a0/0x3a0 [ 25.125052][ T487] ? lock_acquire+0x13c/0x160 [ 25.125057][ T487] console_emit_next_record+0x22f/0x4c0 [ 25.125061][ T487] ? devkmsg_read+0x4b0/0x4b0 [ 25.125063][ T487] ? console_flush_one_record+0x106/0x710 [ 25.125066][ T487] ? rcu_is_watching+0x16/0xd0 [ 25.125068][ T487] ? lock_acquire+0x13c/0x160 [ 25.125072][ T487] console_flush_one_record+0x46f/0x710 [ 25.125076][ T487] ? console_emit_next_record+0x4c0/0x4c0 [ 25.125078][ T487] ? __lock_acquire+0x518/0xc20 [ 25.125084][ T487] console_unlock+0xee/0x1f0 [ 25.125086][ T487] ? console_flush_one_record+0x710/0x710 [ 25.125088][ T487] ? rcu_is_watching+0x16/0xd0 [ 25.125090][ T487] ? lock_acquire+0xe0/0x160 [ 25.125093][ T487] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.125095][ T487] ? vprintk_emit+0x320/0x3e0 [ 25.125098][ T487] vprintk_emit+0x37c/0x3e0 [ 25.125101][ T487] ? wake_up_klogd_work_func+0x90/0x90 [ 25.125103][ T487] ? _mutex_trylock_nest_lock+0x390/0x390 [ 25.125108][ T487] _printk+0xc7/0x100 [ 25.125112][ T487] ? snapshot_read.cold+0x21/0x21 [ 25.125114][ T487] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.125116][ T487] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.125119][ T487] ? validate_chain+0x38b/0xc20 [ 25.125121][ T487] ? netdev_name+0x43/0x60 [ 25.125125][ T487] ? __netdev_printk+0x17f/0x1d0 [ 25.125127][ T487] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 25.125130][ T487] netdev_info+0xe2/0x116 [ 25.125132][ T487] ? netdev_notice+0x120/0x120 [ 25.125135][ T487] ? find_held_lock+0x2b/0x80 [ 25.125138][ T487] ? __lock_release.isra.0+0x69/0x1a0 [ 25.125141][ T487] ? mark_held_locks+0x40/0x70 [ 25.125144][ T487] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 25.125146][ T487] netif_change_name.cold+0x4f/0x89 [ 25.125148][ T487] ? register_netdev+0x40/0x40 [ 25.125150][ T487] ? is_bpf_text_address+0x68/0x110 [ 25.125155][ T487] ? netdev_adjacent_rename_links+0x470/0x470 [ 25.125157][ T487] ? __kernel_text_address+0x12/0x30 [ 25.125160][ T487] ? write_profile+0xf0/0xf0 [ 25.125164][ T487] ? __asan_memset+0x27/0x50 [ 25.125169][ T487] do_setlink.isra.0+0x1f7d/0x2a60 [ 25.125173][ T487] ? stack_trace_save+0x93/0xc0 [ 25.125175][ T487] ? rtnl_link_get_size+0x350/0x350 [ 25.125176][ T487] ? rcu_read_lock_any_held+0x66/0x90 [ 25.125178][ T487] ? stack_depot_save_flags+0x38e/0x790 [ 25.125181][ T487] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.125183][ T487] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.125187][ T487] ? validate_chain+0x38b/0xc20 [ 25.125190][ T487] ? kasan_save_stack+0x3d/0x50 [ 25.125192][ T487] ? kasan_save_stack+0x2f/0x50 [ 25.125193][ T487] ? kasan_save_track+0x14/0x30 [ 25.125194][ T487] ? __kasan_kmalloc+0x7b/0x90 [ 25.125196][ T487] ? __lock_acquire+0x518/0xc20 [ 25.125198][ T487] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 25.125201][ T487] ? ___sys_sendmsg+0xd0/0x1d0 [ 25.125205][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 25.125207][ T487] ? rtnl_newlink+0x9a8/0x11b0 [ 25.125209][ T487] ? rcu_is_watching+0x16/0xd0 [ 25.125211][ T487] ? lock_acquire+0x13c/0x160 [ 25.125213][ T487] ? rcu_is_watching+0x16/0xd0 [ 25.125214][ T487] ? rcu_is_watching+0x16/0xd0 [ 25.125215][ T487] ? trace_contention_end+0xb3/0x180 [ 25.125218][ T487] ? __mutex_lock+0x1db/0x1ea0 [ 25.125219][ T487] ? __mutex_lock+0x9a3/0x1ea0 [ 25.125221][ T487] ? rtnl_newlink+0x9a8/0x11b0 [ 25.125224][ T487] ? ww_mutex_lock+0x160/0x160 [ 25.125225][ T487] ? nla_get_range_signed+0x3d0/0x3d0 [ 25.125230][ T487] ? rcu_is_watching+0x16/0xd0 [ 25.125232][ T487] ? __rtnl_newlink+0x3fa/0xa50 [ 25.125237][ T487] rtnl_newlink+0x9f1/0x11b0 [ 25.125242][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 25.125244][ T487] ? __lock_acquire+0x518/0xc20 [ 25.125249][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 25.125251][ T487] ? find_held_lock+0x2b/0x80 [ 25.125252][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 25.125254][ T487] ? __lock_release.isra.0+0x69/0x1a0 [ 25.125258][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 25.125260][ T487] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 25.125263][ T487] ? rtnl_link_fill+0x920/0x920 [ 25.125264][ T487] ? __lock_acquire+0x518/0xc20 [ 25.125269][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 25.125271][ T487] ? find_held_lock+0x2b/0x80 [ 25.125274][ T487] netlink_rcv_skb+0x14e/0x3a0 [ 25.125277][ T487] ? rtnl_link_fill+0x920/0x920 [ 25.125280][ T487] ? netlink_ack+0xcf0/0xcf0 [ 25.125286][ T487] ? netlink_deliver_tap+0xc5/0x330 [ 25.125288][ T487] ? netlink_deliver_tap+0x13c/0x330 [ 25.125292][ T487] netlink_unicast+0x486/0x750 [ 25.125296][ T487] ? netlink_attachskb+0x810/0x810 [ 25.125302][ T487] ? find_held_lock+0x2b/0x80 [ 25.125306][ T487] netlink_sendmsg+0x75b/0xc90 [ 25.125310][ T487] ? netlink_unicast+0x750/0x750 [ 25.125313][ T487] ? __lock_release.isra.0+0x69/0x1a0 [ 25.125315][ T487] ? __import_iovec+0x36c/0x620 [ 25.125320][ T487] __sock_sendmsg+0xce/0x190 [ 25.125323][ T487] ____sys_sendmsg+0x61a/0x860 [ 25.125325][ T487] ? copy_msghdr_from_user+0x279/0x420 [ 25.125327][ T487] ? sock_write_iter+0x400/0x400 [ 25.125329][ T487] ? move_addr_to_kernel+0x40/0x40 [ 25.125336][ T487] ___sys_sendmsg+0x14e/0x1d0 [ 25.125339][ T487] ? copy_msghdr_from_user+0x420/0x420 [ 25.125354][ T487] __sys_sendmsg+0x12c/0x1d0 [ 25.125357][ T487] ? __sys_sendmsg_sock+0x20/0x20 [ 25.125363][ T487] ? rcu_is_watching+0x16/0xd0 [ 25.125366][ T487] do_syscall_64+0xff/0x530 [ 25.125369][ T487] ? exc_page_fault+0xee/0x100 [ 25.125372][ T487] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.125374][ T487] RIP: 0033:0x7f23d2a0d54e [ 25.125378][ T487] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 25.125380][ T487] RSP: 002b:00007ffe1b189860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.125382][ T487] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f23d2a0d54e [ 25.125384][ T487] RDX: 0000000000000000 RSI: 00007ffe1b189910 RDI: 0000000000000005 [ 25.125385][ T487] RBP: 00007ffe1b189870 R08: 0000000000000000 R09: 0000000000000000 [ 25.125386][ T487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a914431 [ 25.125387][ T487] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1b189fe0 [ 25.125393][ T487] [ 25.325626][ T491] eth2: renamed from tmp [ 33.463703][ T678] eth1: renamed from tmp [ 33.463719][ T678] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.463721][ T678] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 678, name: ip [ 33.463722][ T678] preempt_count: 1, expected: 0 [ 33.463723][ T678] RCU nest depth: 0, expected: 0 [ 33.463724][ T678] locks held by ip/678: 5, last CPU#0: [ 33.463726][ T678] #0: ffffffffab11b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 33.463738][ T678] #1: ffffffffaa97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 33.463744][ T678] #2: ffffffffaa97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 33.463748][ T678] #3: ffffffffaa89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 33.463751][ T678] #4: ffffffffaa89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 33.463755][ T678] irq event stamp: 26640 [ 33.463756][ T678] hardirqs last enabled at (26639): [] __down_trylock_console_sem+0x86/0xa0 [ 33.463760][ T678] hardirqs last disabled at (26640): [] console_emit_next_record+0x3d4/0x4c0 [ 33.463762][ T678] softirqs last enabled at (26634): [] netif_change_name+0x216/0x8c0 [ 33.463765][ T678] softirqs last disabled at (26632): [] netif_change_name+0x1ad/0x8c0 [ 33.463768][ T678] Preemption disabled at: [ 33.463768][ T678] [] vprintk_emit+0x31b/0x3e0 [ 33.463773][ T678] CPU: 0 UID: 0 PID: 678 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.463776][ T678] Tainted: [W]=WARN [ 33.463777][ T678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.463779][ T678] Call Trace: [ 33.463780][ T678] [ 33.463782][ T678] dump_stack_lvl+0x6f/0xa0 [ 33.463787][ T678] ? vprintk_emit+0x31b/0x3e0 [ 33.463789][ T678] __might_resched.cold+0x1fe/0x2c1 [ 33.463794][ T678] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.463798][ T678] ? __kmalloc_noprof+0xdb/0x760 [ 33.463802][ T678] __kmalloc_noprof+0x443/0x760 [ 33.463804][ T678] ? alloc_buf.isra.0+0x4b/0x260 [ 33.463811][ T678] ? do_raw_spin_unlock+0x59/0x250 [ 33.463814][ T678] alloc_buf.isra.0+0x4b/0x260 [ 33.463817][ T678] put_chars+0x1e1/0x2f0 [ 33.463820][ T678] ? __send_to_port+0x420/0x420 [ 33.463826][ T678] hvc_console_print+0x292/0x780 [ 33.463834][ T678] ? hvc_write+0x3a0/0x3a0 [ 33.463837][ T678] ? lock_acquire+0x13c/0x160 [ 33.463841][ T678] console_emit_next_record+0x22f/0x4c0 [ 33.463846][ T678] ? devkmsg_read+0x4b0/0x4b0 [ 33.463847][ T678] ? console_flush_one_record+0x106/0x710 [ 33.463851][ T678] ? rcu_is_watching+0x16/0xd0 [ 33.463853][ T678] ? lock_acquire+0x13c/0x160 [ 33.463857][ T678] console_flush_one_record+0x46f/0x710 [ 33.463861][ T678] ? console_emit_next_record+0x4c0/0x4c0 [ 33.463863][ T678] ? __lock_acquire+0x518/0xc20 [ 33.463869][ T678] console_unlock+0xee/0x1f0 [ 33.463871][ T678] ? console_flush_one_record+0x710/0x710 [ 33.463873][ T678] ? rcu_is_watching+0x16/0xd0 [ 33.463875][ T678] ? lock_acquire+0xe0/0x160 [ 33.463879][ T678] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.463881][ T678] ? vprintk_emit+0x320/0x3e0 [ 33.463883][ T678] vprintk_emit+0x37c/0x3e0 [ 33.463886][ T678] ? wake_up_klogd_work_func+0x90/0x90 [ 33.463889][ T678] ? _mutex_trylock_nest_lock+0x390/0x390 [ 33.463894][ T678] _printk+0xc7/0x100 [ 33.463897][ T678] ? snapshot_read.cold+0x21/0x21 [ 33.463899][ T678] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 33.463902][ T678] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.463904][ T678] ? validate_chain+0x38b/0xc20 [ 33.463907][ T678] ? netdev_name+0x43/0x60 [ 33.463910][ T678] ? __netdev_printk+0x17f/0x1d0 [ 33.463913][ T678] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 33.463915][ T678] netdev_info+0xe2/0x116 [ 33.463918][ T678] ? netdev_notice+0x120/0x120 [ 33.463921][ T678] ? find_held_lock+0x2b/0x80 [ 33.463924][ T678] ? __lock_release.isra.0+0x69/0x1a0 [ 33.463926][ T678] ? mark_held_locks+0x40/0x70 [ 33.463930][ T678] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 33.463932][ T678] netif_change_name.cold+0x4f/0x89 [ 33.463934][ T678] ? register_netdev+0x40/0x40 [ 33.463935][ T678] ? is_bpf_text_address+0x68/0x110 [ 33.463941][ T678] ? netdev_adjacent_rename_links+0x470/0x470 [ 33.463943][ T678] ? __kernel_text_address+0x12/0x30 [ 33.463946][ T678] ? write_profile+0xf0/0xf0 [ 33.463950][ T678] ? __asan_memset+0x27/0x50 [ 33.463955][ T678] do_setlink.isra.0+0x1f7d/0x2a60 [ 33.463959][ T678] ? stack_trace_save+0x93/0xc0 [ 33.463961][ T678] ? rtnl_link_get_size+0x350/0x350 [ 33.463962][ T678] ? rcu_read_lock_any_held+0x66/0x90 [ 33.463964][ T678] ? stack_depot_save_flags+0x38e/0x790 [ 33.463967][ T678] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 33.463969][ T678] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.463971][ T678] ? validate_chain+0x38b/0xc20 [ 33.463973][ T678] ? kasan_save_stack+0x3d/0x50 [ 33.463975][ T678] ? kasan_save_stack+0x2f/0x50 [ 33.463976][ T678] ? kasan_save_track+0x14/0x30 [ 33.463977][ T678] ? __kasan_kmalloc+0x7b/0x90 [ 33.463980][ T678] ? __lock_acquire+0x518/0xc20 [ 33.463982][ T678] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 33.463985][ T678] ? ___sys_sendmsg+0xd0/0x1d0 [ 33.463988][ T678] ? lock_acquire.part.0+0xd4/0x280 [ 33.463990][ T678] ? rtnl_newlink+0x9a8/0x11b0 [ 33.463993][ T678] ? rcu_is_watching+0x16/0xd0 [ 33.463995][ T678] ? lock_acquire+0x13c/0x160 [ 33.463996][ T678] ? rcu_is_watching+0x16/0xd0 [ 33.463997][ T678] ? rcu_is_watching+0x16/0xd0 [ 33.463999][ T678] ? trace_contention_end+0xb3/0x180 [ 33.464001][ T678] ? __mutex_lock+0x1db/0x1ea0 [ 33.464003][ T678] ? __mutex_lock+0x9a3/0x1ea0 [ 33.464005][ T678] ? rtnl_newlink+0x9a8/0x11b0 [ 33.464008][ T678] ? ww_mutex_lock+0x160/0x160 [ 33.464009][ T678] ? nla_get_range_signed+0x3d0/0x3d0 [ 33.464014][ T678] ? rcu_is_watching+0x16/0xd0 [ 33.464016][ T678] ? __rtnl_newlink+0x3fa/0xa50 [ 33.464021][ T678] rtnl_newlink+0x9f1/0x11b0 [ 33.464027][ T678] ? rtnl_bridge_getlink+0x850/0x850 [ 33.464029][ T678] ? __lock_acquire+0x518/0xc20 [ 33.464033][ T678] ? lock_acquire.part.0+0xd4/0x280 [ 33.464035][ T678] ? find_held_lock+0x2b/0x80 [ 33.464037][ T678] ? rtnl_bridge_getlink+0x850/0x850 [ 33.464039][ T678] ? __lock_release.isra.0+0x69/0x1a0 [ 33.464043][ T678] ? rtnl_bridge_getlink+0x850/0x850 [ 33.464045][ T678] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 33.464048][ T678] ? rtnl_link_fill+0x920/0x920 [ 33.464049][ T678] ? __lock_acquire+0x518/0xc20 [ 33.464054][ T678] ? lock_acquire.part.0+0xd4/0x280 [ 33.464056][ T678] ? find_held_lock+0x2b/0x80 [ 33.464059][ T678] netlink_rcv_skb+0x14e/0x3a0 [ 33.464062][ T678] ? rtnl_link_fill+0x920/0x920 [ 33.464065][ T678] ? netlink_ack+0xcf0/0xcf0 [ 33.464072][ T678] ? netlink_deliver_tap+0xc5/0x330 [ 33.464074][ T678] ? netlink_deliver_tap+0x13c/0x330 [ 33.464078][ T678] netlink_unicast+0x486/0x750 [ 33.464082][ T678] ? netlink_attachskb+0x810/0x810 [ 33.464085][ T678] ? find_held_lock+0x2b/0x80 [ 33.464089][ T678] netlink_sendmsg+0x75b/0xc90 [ 33.464093][ T678] ? netlink_unicast+0x750/0x750 [ 33.464097][ T678] ? __lock_release.isra.0+0x69/0x1a0 [ 33.464098][ T678] ? __import_iovec+0x36c/0x620 [ 33.464103][ T678] __sock_sendmsg+0xce/0x190 [ 33.464106][ T678] ____sys_sendmsg+0x61a/0x860 [ 33.464108][ T678] ? copy_msghdr_from_user+0x279/0x420 [ 33.464111][ T678] ? sock_write_iter+0x400/0x400 [ 33.464112][ T678] ? move_addr_to_kernel+0x40/0x40 [ 33.464120][ T678] ___sys_sendmsg+0x14e/0x1d0 [ 33.464122][ T678] ? copy_msghdr_from_user+0x420/0x420 [ 33.464138][ T678] __sys_sendmsg+0x12c/0x1d0 [ 33.464141][ T678] ? __sys_sendmsg_sock+0x20/0x20 [ 33.464147][ T678] ? rcu_is_watching+0x16/0xd0 [ 33.464150][ T678] do_syscall_64+0xff/0x530 [ 33.464153][ T678] ? exc_page_fault+0xee/0x100 [ 33.464156][ T678] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 33.464158][ T678] RIP: 0033:0x7f447429254e [ 33.464162][ T678] 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 [ 33.464164][ T678] RSP: 002b:00007ffd16c36370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.464167][ T678] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f447429254e [ 33.464168][ T678] RDX: 0000000000000000 RSI: 00007ffd16c36420 RDI: 0000000000000005 [ 33.464169][ T678] RBP: 00007ffd16c36380 R08: 0000000000000000 R09: 0000000000000000 [ 33.464170][ T678] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a914439 [ 33.464171][ T678] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd16c36af0 [ 33.464177][ T678]