[ 12.148884][ T238] eth0: renamed from r1h0 [ 12.148942][ T238] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.148944][ T238] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 238, name: ip [ 12.148946][ T238] preempt_count: 1, expected: 0 [ 12.148946][ T238] RCU nest depth: 0, expected: 0 [ 12.148948][ T238] locks held by ip/238: 5, last CPU#0: [ 12.148950][ T238] #0: ffffffffa971b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 12.148961][ T238] #1: ffffffffa8f7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.148967][ T238] #2: ffffffffa8f7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.148971][ T238] #3: ffffffffa8e9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.148975][ T238] #4: ffffffffa8e9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.148979][ T238] irq event stamp: 17852 [ 12.148980][ T238] hardirqs last enabled at (17851): [] __down_trylock_console_sem+0x86/0xa0 [ 12.148983][ T238] hardirqs last disabled at (17852): [] console_emit_next_record+0x3d4/0x4c0 [ 12.148985][ T238] softirqs last enabled at (17846): [] netif_change_name+0x216/0x8c0 [ 12.148989][ T238] softirqs last disabled at (17844): [] netif_change_name+0x1ad/0x8c0 [ 12.148991][ T238] Preemption disabled at: [ 12.148992][ T238] [] vprintk_emit+0x31b/0x3e0 [ 12.148998][ T238] CPU: 0 UID: 0 PID: 238 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.149001][ T238] Tainted: [W]=WARN [ 12.149002][ T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.149004][ T238] Call Trace: [ 12.149005][ T238] [ 12.149007][ T238] dump_stack_lvl+0x6f/0xa0 [ 12.149013][ T238] ? vprintk_emit+0x31b/0x3e0 [ 12.149015][ T238] __might_resched.cold+0x1fe/0x2c1 [ 12.149019][ T238] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.149024][ T238] ? __kmalloc_noprof+0xdb/0x760 [ 12.149028][ T238] __kmalloc_noprof+0x443/0x760 [ 12.149030][ T238] ? alloc_buf.isra.0+0x4b/0x260 [ 12.149037][ T238] ? do_raw_spin_unlock+0x59/0x250 [ 12.149040][ T238] alloc_buf.isra.0+0x4b/0x260 [ 12.149043][ T238] put_chars+0x1e1/0x2f0 [ 12.149046][ T238] ? __send_to_port+0x420/0x420 [ 12.149052][ T238] hvc_console_print+0x292/0x780 [ 12.149060][ T238] ? hvc_write+0x3a0/0x3a0 [ 12.149064][ T238] ? lock_acquire+0x13c/0x160 [ 12.149068][ T238] console_emit_next_record+0x22f/0x4c0 [ 12.149072][ T238] ? devkmsg_read+0x4b0/0x4b0 [ 12.149074][ T238] ? console_flush_one_record+0x106/0x710 [ 12.149077][ T238] ? rcu_is_watching+0x16/0xd0 [ 12.149080][ T238] ? lock_acquire+0x13c/0x160 [ 12.149084][ T238] console_flush_one_record+0x46f/0x710 [ 12.149088][ T238] ? console_emit_next_record+0x4c0/0x4c0 [ 12.149090][ T238] ? __lock_acquire+0x518/0xc20 [ 12.149096][ T238] console_unlock+0xee/0x1f0 [ 12.149098][ T238] ? console_flush_one_record+0x710/0x710 [ 12.149100][ T238] ? rcu_is_watching+0x16/0xd0 [ 12.149102][ T238] ? lock_acquire+0xe0/0x160 [ 12.149106][ T238] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.149108][ T238] ? vprintk_emit+0x320/0x3e0 [ 12.149110][ T238] vprintk_emit+0x37c/0x3e0 [ 12.149113][ T238] ? wake_up_klogd_work_func+0x90/0x90 [ 12.149116][ T238] ? save_trace+0x68/0x280 [ 12.149123][ T238] _printk+0xc7/0x100 [ 12.149127][ T238] ? snapshot_read.cold+0x21/0x21 [ 12.149130][ T238] ? validate_chain+0x34a/0xc20 [ 12.149133][ T238] ? netdev_name+0x43/0x60 [ 12.149137][ T238] ? __netdev_printk+0x17f/0x1d0 [ 12.149139][ T238] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 12.149142][ T238] netdev_info+0xe2/0x116 [ 12.149144][ T238] ? netdev_notice+0x120/0x120 [ 12.149147][ T238] ? find_held_lock+0x2b/0x80 [ 12.149150][ T238] ? __lock_release.isra.0+0x69/0x1a0 [ 12.149153][ T238] ? mark_held_locks+0x40/0x70 [ 12.149156][ T238] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 12.149158][ T238] netif_change_name.cold+0x4f/0x89 [ 12.149160][ T238] ? register_netdev+0x40/0x40 [ 12.149161][ T238] ? is_bpf_text_address+0x68/0x110 [ 12.149167][ T238] ? netdev_adjacent_rename_links+0x470/0x470 [ 12.149169][ T238] ? __kernel_text_address+0x12/0x30 [ 12.149172][ T238] ? write_profile+0xf0/0xf0 [ 12.149176][ T238] ? __asan_memset+0x27/0x50 [ 12.149182][ T238] do_setlink.isra.0+0x1f7d/0x2a60 [ 12.149185][ T238] ? stack_trace_save+0x93/0xc0 [ 12.149187][ T238] ? rtnl_link_get_size+0x350/0x350 [ 12.149189][ T238] ? rcu_read_lock_any_held+0x66/0x90 [ 12.149192][ T238] ? stack_depot_save_flags+0x38e/0x790 [ 12.149195][ T238] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.149197][ T238] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.149199][ T238] ? validate_chain+0x38b/0xc20 [ 12.149201][ T238] ? kasan_save_stack+0x3d/0x50 [ 12.149203][ T238] ? kasan_save_stack+0x2f/0x50 [ 12.149204][ T238] ? kasan_save_track+0x14/0x30 [ 12.149205][ T238] ? __kasan_kmalloc+0x7b/0x90 [ 12.149208][ T238] ? __lock_acquire+0x518/0xc20 [ 12.149210][ T238] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 12.149213][ T238] ? ___sys_sendmsg+0xd0/0x1d0 [ 12.149216][ T238] ? lock_acquire.part.0+0xd4/0x280 [ 12.149218][ T238] ? rtnl_newlink+0x9a8/0x11b0 [ 12.149221][ T238] ? rcu_is_watching+0x16/0xd0 [ 12.149223][ T238] ? lock_acquire+0x13c/0x160 [ 12.149224][ T238] ? rcu_is_watching+0x16/0xd0 [ 12.149225][ T238] ? rcu_is_watching+0x16/0xd0 [ 12.149227][ T238] ? trace_contention_end+0xb3/0x180 [ 12.149229][ T238] ? __mutex_lock+0x1db/0x1ea0 [ 12.149232][ T238] ? __mutex_lock+0x9a3/0x1ea0 [ 12.149234][ T238] ? rtnl_newlink+0x9a8/0x11b0 [ 12.149237][ T238] ? ww_mutex_lock+0x160/0x160 [ 12.149239][ T238] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.149243][ T238] ? rcu_is_watching+0x16/0xd0 [ 12.149246][ T238] ? __rtnl_newlink+0x3fa/0xa50 [ 12.149251][ T238] rtnl_newlink+0x9f1/0x11b0 [ 12.149256][ T238] ? rtnl_bridge_getlink+0x850/0x850 [ 12.149258][ T238] ? __lock_acquire+0x518/0xc20 [ 12.149262][ T238] ? lock_acquire.part.0+0xd4/0x280 [ 12.149264][ T238] ? find_held_lock+0x2b/0x80 [ 12.149266][ T238] ? rtnl_bridge_getlink+0x850/0x850 [ 12.149268][ T238] ? __lock_release.isra.0+0x69/0x1a0 [ 12.149272][ T238] ? rtnl_bridge_getlink+0x850/0x850 [ 12.149274][ T238] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.149277][ T238] ? rtnl_link_fill+0x920/0x920 [ 12.149278][ T238] ? __lock_acquire+0x518/0xc20 [ 12.149283][ T238] ? lock_acquire.part.0+0xd4/0x280 [ 12.149285][ T238] ? find_held_lock+0x2b/0x80 [ 12.149288][ T238] netlink_rcv_skb+0x14e/0x3a0 [ 12.149291][ T238] ? rtnl_link_fill+0x920/0x920 [ 12.149294][ T238] ? netlink_ack+0xcf0/0xcf0 [ 12.149300][ T238] ? netlink_deliver_tap+0xc5/0x330 [ 12.149303][ T238] ? netlink_deliver_tap+0x13c/0x330 [ 12.149309][ T238] netlink_unicast+0x486/0x750 [ 12.149315][ T238] ? netlink_attachskb+0x810/0x810 [ 12.149318][ T238] ? find_held_lock+0x2b/0x80 [ 12.149322][ T238] netlink_sendmsg+0x75b/0xc90 [ 12.149326][ T238] ? netlink_unicast+0x750/0x750 [ 12.149330][ T238] ? __lock_release.isra.0+0x69/0x1a0 [ 12.149331][ T238] ? __import_iovec+0x36c/0x620 [ 12.149337][ T238] __sock_sendmsg+0xce/0x190 [ 12.149340][ T238] ____sys_sendmsg+0x61a/0x860 [ 12.149342][ T238] ? copy_msghdr_from_user+0x279/0x420 [ 12.149344][ T238] ? sock_write_iter+0x400/0x400 [ 12.149346][ T238] ? move_addr_to_kernel+0x40/0x40 [ 12.149353][ T238] ___sys_sendmsg+0x14e/0x1d0 [ 12.149356][ T238] ? copy_msghdr_from_user+0x420/0x420 [ 12.149371][ T238] __sys_sendmsg+0x12c/0x1d0 [ 12.149374][ T238] ? __sys_sendmsg_sock+0x20/0x20 [ 12.149381][ T238] ? rcu_is_watching+0x16/0xd0 [ 12.149384][ T238] do_syscall_64+0xff/0x530 [ 12.149387][ T238] ? exc_page_fault+0xee/0x100 [ 12.149390][ T238] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.149392][ T238] RIP: 0033:0x7f8d36df354e [ 12.149396][ T238] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 12.149398][ T238] RSP: 002b:00007ffd9bf109e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.149400][ T238] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f8d36df354e [ 12.149402][ T238] RDX: 0000000000000000 RSI: 00007ffd9bf10a90 RDI: 0000000000000005 [ 12.149403][ T238] RBP: 00007ffd9bf109f0 R08: 0000000000000000 R09: 0000000000000000 [ 12.149403][ T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b341 [ 12.149404][ T238] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9bf11160 [ 12.149411][ T238] [ 12.203119][ T238] ip (238) used greatest stack depth: 23208 bytes left [ 12.435662][ T245] eth1: renamed from r1h1 [ 12.689910][ T252] eth2: renamed from r1h2 [ 12.993615][ T259] eth3: renamed from r1h3