[ 8.750334][ T91] netdevsim netdevsim423 eni423np1: renamed from eth0 [ 8.750418][ T91] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 8.750420][ T91] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 91, name: (udev-worker) [ 8.750422][ T91] preempt_count: 1, expected: 0 [ 8.750423][ T91] RCU nest depth: 0, expected: 0 [ 8.750424][ T91] locks held by (udev-worker)/91: 6, last CPU#2: [ 8.750426][ T91] #0: ffffffffab2fe280 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_setlink+0x29d/0x920 [ 8.750437][ T91] #1: ff1100001431add8 (&dev_instance_lock_key#3){+.+.}-{4:4}, at: do_setlink.isra.0+0x27a/0x2a60 [ 8.750442][ T91] #2: ffffffffaab99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 8.750447][ T91] #3: ffffffffaab99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 8.750451][ T91] #4: ffffffffaaa89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 8.750454][ T91] #5: ffffffffaaa89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 8.750458][ T91] irq event stamp: 434938 [ 8.750459][ T91] hardirqs last enabled at (434937): [] __down_trylock_console_sem+0x86/0xa0 [ 8.750461][ T91] hardirqs last disabled at (434938): [] console_emit_next_record+0x3f8/0x4f0 [ 8.750462][ T91] softirqs last enabled at (434932): [] netif_change_name+0x216/0x8c0 [ 8.750465][ T91] softirqs last disabled at (434930): [] netif_change_name+0x1ad/0x8c0 [ 8.750467][ T91] Preemption disabled at: [ 8.750467][ T91] [] vprintk_emit+0x31b/0x3e0 [ 8.750472][ T91] CPU: 2 UID: 0 PID: 91 Comm: (udev-worker) Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 8.750476][ T91] Tainted: [W]=WARN [ 8.750477][ T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.750479][ T91] Call Trace: [ 8.750480][ T91] [ 8.750482][ T91] dump_stack_lvl+0x6f/0xa0 [ 8.750487][ T91] ? vprintk_emit+0x31b/0x3e0 [ 8.750489][ T91] __might_resched.cold+0x1fe/0x2c1 [ 8.750493][ T91] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 8.750497][ T91] ? __kmalloc_noprof+0xdb/0x760 [ 8.750501][ T91] __kmalloc_noprof+0x443/0x760 [ 8.750504][ T91] ? alloc_buf.isra.0+0x4b/0x260 [ 8.750509][ T91] ? do_raw_spin_unlock+0x59/0x250 [ 8.750512][ T91] alloc_buf.isra.0+0x4b/0x260 [ 8.750515][ T91] put_chars+0x1e1/0x2f0 [ 8.750517][ T91] ? __send_to_port+0x420/0x420 [ 8.750521][ T91] ? validate_chain+0x34a/0xc20 [ 8.750525][ T91] hvc_console_print+0x292/0x780 [ 8.750528][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750533][ T91] ? hvc_write+0x3a0/0x3a0 [ 8.750535][ T91] ? rcu_is_watching+0x16/0xd0 [ 8.750541][ T91] console_emit_next_record+0x252/0x4f0 [ 8.750545][ T91] ? devkmsg_read+0x4e0/0x4e0 [ 8.750549][ T91] ? rcu_is_watching+0x16/0xd0 [ 8.750551][ T91] ? lock_acquire+0x13c/0x160 [ 8.750554][ T91] console_flush_one_record+0x46f/0x710 [ 8.750558][ T91] ? console_emit_next_record+0x4f0/0x4f0 [ 8.750560][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750565][ T91] console_unlock+0xee/0x1f0 [ 8.750567][ T91] ? console_flush_one_record+0x710/0x710 [ 8.750569][ T91] ? rcu_is_watching+0x16/0xd0 [ 8.750571][ T91] ? lock_acquire+0x60/0x160 [ 8.750574][ T91] ? __down_trylock_console_sem+0x5e/0xa0 [ 8.750576][ T91] ? vprintk_emit+0x320/0x3e0 [ 8.750579][ T91] vprintk_emit+0x37c/0x3e0 [ 8.750582][ T91] ? wake_up_klogd_work_func+0x90/0x90 [ 8.750584][ T91] ? write_profile+0xf0/0xf0 [ 8.750587][ T91] ? unwind_get_return_address+0x67/0xd0 [ 8.750594][ T91] dev_vprintk_emit+0x27f/0x2c0 [ 8.750599][ T91] ? device_rename.cold+0xa/0xa [ 8.750603][ T91] ? filter_irq_stacks+0xd0/0xd0 [ 8.750609][ T91] dev_printk_emit+0xb9/0xee [ 8.750612][ T91] ? dev_vprintk_emit+0x2c0/0x2c0 [ 8.750615][ T91] ? check_prev_add+0x316/0xe90 [ 8.750620][ T91] __netdev_printk+0x160/0x1d0 [ 8.750626][ T91] netdev_info+0xe2/0x116 [ 8.750628][ T91] ? netdev_notice+0x120/0x120 [ 8.750630][ T91] ? find_held_lock+0x2b/0x80 [ 8.750634][ T91] ? __lock_release.isra.0+0x69/0x1a0 [ 8.750636][ T91] ? mark_held_locks+0x40/0x70 [ 8.750639][ T91] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 8.750642][ T91] netif_change_name.cold+0x4f/0x89 [ 8.750645][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750646][ T91] ? rwsem_optimistic_spin+0x3c7/0x480 [ 8.750648][ T91] ? find_held_lock+0x2/0x80 [ 8.750652][ T91] ? netdev_adjacent_rename_links+0x470/0x470 [ 8.750654][ T91] ? find_held_lock+0x2b/0x80 [ 8.750657][ T91] ? __asan_memset+0x27/0x50 [ 8.750663][ T91] do_setlink.isra.0+0x1f7d/0x2a60 [ 8.750666][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750668][ T91] ? rtnl_link_get_size+0x350/0x350 [ 8.750670][ T91] ? mark_usage+0x61/0x170 [ 8.750671][ T91] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 8.750674][ T91] ? rcu_read_lock_any_held+0x3c/0x90 [ 8.750676][ T91] ? validate_chain+0x38b/0xc20 [ 8.750680][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750684][ T91] ? lock_acquire.part.0+0xd4/0x280 [ 8.750686][ T91] ? rtnl_setlink+0x29d/0x920 [ 8.750689][ T91] ? rcu_is_watching+0x16/0xd0 [ 8.750691][ T91] ? lock_acquire+0x13c/0x160 [ 8.750692][ T91] ? rcu_is_watching+0x16/0xd0 [ 8.750694][ T91] ? rcu_is_watching+0x16/0xd0 [ 8.750696][ T91] ? trace_contention_end+0xb3/0x180 [ 8.750698][ T91] ? __mutex_lock+0x1db/0x1ea0 [ 8.750701][ T91] ? __mutex_lock+0x9a3/0x1ea0 [ 8.750702][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750704][ T91] ? rtnl_setlink+0x29d/0x920 [ 8.750706][ T91] ? mark_usage+0x61/0x170 [ 8.750709][ T91] ? ww_mutex_lock+0x160/0x160 [ 8.750710][ T91] ? nla_get_range_signed+0x3d0/0x3d0 [ 8.750716][ T91] ? mark_usage+0x61/0x170 [ 8.750719][ T91] ? cap_capable+0x1d7/0x3d0 [ 8.750727][ T91] rtnl_setlink+0x527/0x920 [ 8.750730][ T91] ? __rtnl_newlink+0xa50/0xa50 [ 8.750732][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750754][ T91] ? lock_acquire.part.0+0xd4/0x280 [ 8.750756][ T91] ? find_held_lock+0x2b/0x80 [ 8.750759][ T91] ? __lock_release.isra.0+0x69/0x1a0 [ 8.750761][ T91] ? mark_usage+0x61/0x170 [ 8.750762][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750766][ T91] ? lock_acquire.part.0+0xd4/0x280 [ 8.750768][ T91] ? find_held_lock+0x2b/0x80 [ 8.750770][ T91] ? __rtnl_newlink+0xa50/0xa50 [ 8.750772][ T91] ? __lock_release.isra.0+0x69/0x1a0 [ 8.750776][ T91] ? __rtnl_newlink+0xa50/0xa50 [ 8.750778][ T91] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 8.750781][ T91] ? rtnl_link_fill+0x900/0x900 [ 8.750783][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750787][ T91] ? lock_acquire.part.0+0xd4/0x280 [ 8.750789][ T91] ? find_held_lock+0x2b/0x80 [ 8.750793][ T91] netlink_rcv_skb+0x14e/0x3a0 [ 8.750796][ T91] ? rtnl_link_fill+0x900/0x900 [ 8.750799][ T91] ? netlink_ack+0xcd0/0xcd0 [ 8.750806][ T91] ? netlink_deliver_tap+0xc5/0x330 [ 8.750808][ T91] ? netlink_deliver_tap+0x13c/0x330 [ 8.750812][ T91] netlink_unicast+0x486/0x750 [ 8.750816][ T91] ? netlink_attachskb+0x810/0x810 [ 8.750819][ T91] ? __lock_acquire+0x518/0xc20 [ 8.750823][ T91] netlink_sendmsg+0x735/0xc60 [ 8.750827][ T91] ? netlink_unicast+0x750/0x750 [ 8.750831][ T91] ? __might_fault+0x97/0x140 [ 8.750834][ T91] ? __might_fault+0x97/0x140 [ 8.750838][ T91] __sys_sendto+0x2aa/0x400 [ 8.750841][ T91] ? __ia32_sys_getpeername+0xd0/0xd0 [ 8.750855][ T91] __x64_sys_sendto+0xe4/0x1f0 [ 8.750857][ T91] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 8.750860][ T91] ? lockdep_hardirqs_on+0x91/0x130 [ 8.750863][ T91] ? do_syscall_64+0xa6/0x530 [ 8.750865][ T91] do_syscall_64+0xff/0x530 [ 8.750866][ T91] ? exc_page_fault+0xee/0x100 [ 8.750869][ T91] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8.750871][ T91] RIP: 0033:0x7f81f946054e [ 8.750875][ T91] 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 [ 8.750877][ T91] RSP: 002b:00007ffd02229b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 8.750880][ T91] RAX: ffffffffffffffda RBX: 0000556cb002ef40 RCX: 00007f81f946054e [ 8.750881][ T91] RDX: 0000000000000030 RSI: 0000556cb0181210 RDI: 0000000000000024 [ 8.750882][ T91] RBP: 00007ffd02229b80 R08: 00007ffd02229bd0 R09: 0000000000000080 [ 8.750882][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556cb0188400 [ 8.750883][ T91] R13: 00007ffd02229cb4 R14: 0000000000000000 R15: 0000000000000000 [ 8.750890][ T91]