[ 10.516242][ T236] eth0: renamed from r1h0 [ 10.516300][ T236] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.516302][ T236] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 236, name: ip [ 10.516303][ T236] preempt_count: 1, expected: 0 [ 10.516304][ T236] RCU nest depth: 0, expected: 0 [ 10.516305][ T236] locks held by ip/236: 5, last CPU#3: [ 10.516307][ T236] #0: ffffffffa3b1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 10.516318][ T236] #1: ffffffffa337ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.516324][ T236] #2: ffffffffa337de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.516328][ T236] #3: ffffffffa329d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.516331][ T236] #4: ffffffffa329d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.516335][ T236] irq event stamp: 19412 [ 10.516336][ T236] hardirqs last enabled at (19411): [] __down_trylock_console_sem+0x86/0xa0 [ 10.516339][ T236] hardirqs last disabled at (19412): [] console_emit_next_record+0x3d4/0x4c0 [ 10.516341][ T236] softirqs last enabled at (19406): [] netif_change_name+0x216/0x8c0 [ 10.516344][ T236] softirqs last disabled at (19404): [] netif_change_name+0x1ad/0x8c0 [ 10.516347][ T236] Preemption disabled at: [ 10.516347][ T236] [] vprintk_emit+0x31b/0x3e0 [ 10.516352][ T236] CPU: 3 UID: 0 PID: 236 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.516356][ T236] Tainted: [W]=WARN [ 10.516356][ T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.516358][ T236] Call Trace: [ 10.516359][ T236] [ 10.516361][ T236] dump_stack_lvl+0x6f/0xa0 [ 10.516367][ T236] ? vprintk_emit+0x31b/0x3e0 [ 10.516368][ T236] __might_resched.cold+0x1fe/0x2c1 [ 10.516373][ T236] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.516377][ T236] ? __kmalloc_noprof+0xdb/0x760 [ 10.516382][ T236] __kmalloc_noprof+0x443/0x760 [ 10.516384][ T236] ? alloc_buf.isra.0+0x4b/0x260 [ 10.516390][ T236] ? do_raw_spin_unlock+0x59/0x250 [ 10.516393][ T236] alloc_buf.isra.0+0x4b/0x260 [ 10.516396][ T236] put_chars+0x1e1/0x2f0 [ 10.516399][ T236] ? __send_to_port+0x420/0x420 [ 10.516405][ T236] hvc_console_print+0x292/0x780 [ 10.516412][ T236] ? hvc_write+0x3a0/0x3a0 [ 10.516415][ T236] ? lock_acquire+0x13c/0x160 [ 10.516420][ T236] console_emit_next_record+0x22f/0x4c0 [ 10.516423][ T236] ? devkmsg_read+0x4b0/0x4b0 [ 10.516425][ T236] ? console_flush_one_record+0x106/0x710 [ 10.516428][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.516431][ T236] ? lock_acquire+0x13c/0x160 [ 10.516435][ T236] console_flush_one_record+0x46f/0x710 [ 10.516439][ T236] ? console_emit_next_record+0x4c0/0x4c0 [ 10.516440][ T236] ? __lock_acquire+0x518/0xc20 [ 10.516445][ T236] console_unlock+0xee/0x1f0 [ 10.516448][ T236] ? console_flush_one_record+0x710/0x710 [ 10.516450][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.516452][ T236] ? lock_acquire+0xe0/0x160 [ 10.516455][ T236] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.516457][ T236] ? vprintk_emit+0x320/0x3e0 [ 10.516460][ T236] vprintk_emit+0x37c/0x3e0 [ 10.516463][ T236] ? wake_up_klogd_work_func+0x90/0x90 [ 10.516465][ T236] ? save_trace+0x68/0x280 [ 10.516469][ T236] _printk+0xc7/0x100 [ 10.516472][ T236] ? snapshot_read.cold+0x21/0x21 [ 10.516476][ T236] ? validate_chain+0x34a/0xc20 [ 10.516478][ T236] ? netdev_name+0x43/0x60 [ 10.516481][ T236] ? __netdev_printk+0x17f/0x1d0 [ 10.516484][ T236] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.516486][ T236] netdev_info+0xe2/0x116 [ 10.516489][ T236] ? netdev_notice+0x120/0x120 [ 10.516492][ T236] ? find_held_lock+0x2b/0x80 [ 10.516494][ T236] ? __lock_release.isra.0+0x69/0x1a0 [ 10.516497][ T236] ? mark_held_locks+0x40/0x70 [ 10.516500][ T236] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.516502][ T236] netif_change_name.cold+0x4f/0x89 [ 10.516504][ T236] ? register_netdev+0x40/0x40 [ 10.516505][ T236] ? is_bpf_text_address+0x68/0x110 [ 10.516510][ T236] ? netdev_adjacent_rename_links+0x470/0x470 [ 10.516513][ T236] ? __kernel_text_address+0x12/0x30 [ 10.516515][ T236] ? write_profile+0xf0/0xf0 [ 10.516519][ T236] ? __asan_memset+0x27/0x50 [ 10.516525][ T236] do_setlink.isra.0+0x1f7d/0x2a60 [ 10.516528][ T236] ? stack_trace_save+0x93/0xc0 [ 10.516532][ T236] ? rtnl_link_get_size+0x350/0x350 [ 10.516534][ T236] ? rcu_read_lock_any_held+0x66/0x90 [ 10.516536][ T236] ? stack_depot_save_flags+0x38e/0x790 [ 10.516540][ T236] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.516541][ T236] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.516543][ T236] ? validate_chain+0x38b/0xc20 [ 10.516546][ T236] ? kasan_save_stack+0x3d/0x50 [ 10.516548][ T236] ? kasan_save_stack+0x2f/0x50 [ 10.516549][ T236] ? kasan_save_track+0x14/0x30 [ 10.516550][ T236] ? __kasan_kmalloc+0x7b/0x90 [ 10.516552][ T236] ? __lock_acquire+0x518/0xc20 [ 10.516554][ T236] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 10.516557][ T236] ? ___sys_sendmsg+0xd0/0x1d0 [ 10.516560][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 10.516562][ T236] ? rtnl_newlink+0x9a8/0x11b0 [ 10.516565][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.516567][ T236] ? lock_acquire+0x13c/0x160 [ 10.516568][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.516569][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.516571][ T236] ? trace_contention_end+0xb3/0x180 [ 10.516573][ T236] ? __mutex_lock+0x1db/0x1ea0 [ 10.516576][ T236] ? __mutex_lock+0x9a3/0x1ea0 [ 10.516578][ T236] ? rtnl_newlink+0x9a8/0x11b0 [ 10.516581][ T236] ? ww_mutex_lock+0x160/0x160 [ 10.516582][ T236] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.516587][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.516589][ T236] ? __rtnl_newlink+0x3fa/0xa50 [ 10.516594][ T236] rtnl_newlink+0x9f1/0x11b0 [ 10.516599][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 10.516601][ T236] ? __lock_acquire+0x518/0xc20 [ 10.516605][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 10.516607][ T236] ? find_held_lock+0x2b/0x80 [ 10.516609][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 10.516611][ T236] ? __lock_release.isra.0+0x69/0x1a0 [ 10.516615][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 10.516617][ T236] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.516620][ T236] ? rtnl_link_fill+0x920/0x920 [ 10.516621][ T236] ? __lock_acquire+0x518/0xc20 [ 10.516625][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 10.516627][ T236] ? find_held_lock+0x2b/0x80 [ 10.516630][ T236] netlink_rcv_skb+0x14e/0x3a0 [ 10.516634][ T236] ? rtnl_link_fill+0x920/0x920 [ 10.516636][ T236] ? netlink_ack+0xcf0/0xcf0 [ 10.516642][ T236] ? netlink_deliver_tap+0xc5/0x330 [ 10.516644][ T236] ? netlink_deliver_tap+0x13c/0x330 [ 10.516649][ T236] netlink_unicast+0x486/0x750 [ 10.516653][ T236] ? netlink_attachskb+0x810/0x810 [ 10.516655][ T236] ? find_held_lock+0x2b/0x80 [ 10.516659][ T236] netlink_sendmsg+0x75b/0xc90 [ 10.516663][ T236] ? netlink_unicast+0x750/0x750 [ 10.516667][ T236] ? __lock_release.isra.0+0x69/0x1a0 [ 10.516668][ T236] ? __import_iovec+0x36c/0x620 [ 10.516673][ T236] __sock_sendmsg+0xce/0x190 [ 10.516676][ T236] ____sys_sendmsg+0x61a/0x860 [ 10.516678][ T236] ? copy_msghdr_from_user+0x279/0x420 [ 10.516680][ T236] ? sock_write_iter+0x400/0x400 [ 10.516682][ T236] ? move_addr_to_kernel+0x40/0x40 [ 10.516689][ T236] ___sys_sendmsg+0x14e/0x1d0 [ 10.516692][ T236] ? copy_msghdr_from_user+0x420/0x420 [ 10.516707][ T236] __sys_sendmsg+0x12c/0x1d0 [ 10.516710][ T236] ? __sys_sendmsg_sock+0x20/0x20 [ 10.516716][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.516719][ T236] do_syscall_64+0xff/0x530 [ 10.516722][ T236] ? exc_page_fault+0xee/0x100 [ 10.516724][ T236] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.516726][ T236] RIP: 0033:0x7f537a98b54e [ 10.516730][ T236] 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 [ 10.516732][ T236] RSP: 002b:00007ffe35168e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.516734][ T236] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f537a98b54e [ 10.516736][ T236] RDX: 0000000000000000 RSI: 00007ffe35168f30 RDI: 0000000000000005 [ 10.516737][ T236] RBP: 00007ffe35168e90 R08: 0000000000000000 R09: 0000000000000000 [ 10.516738][ T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a919c3a [ 10.516738][ T236] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe35169600 [ 10.516745][ T236] [ 10.560418][ T236] ip (236) used greatest stack depth: 23208 bytes left [ 10.795969][ T243] eth1: renamed from r1h1 [ 11.026468][ T250] eth2: renamed from r1h2 [ 11.249102][ T257] eth3: renamed from r1h3