[ 10.243585][ T182] netdevsim netdevsim29942 eni29942np1: renamed from eth0 [ 10.243644][ T182] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.243647][ T182] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 182, name: (udev-worker) [ 10.243649][ T182] preempt_count: 1, expected: 0 [ 10.243650][ T182] RCU nest depth: 0, expected: 0 [ 10.243651][ T182] locks held by (udev-worker)/182: 6, last CPU#3: [ 10.243653][ T182] #0: ffffffff97f05fc0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_setlink+0x29d/0x920 [ 10.243666][ T182] #1: ff1100000d822de8 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: do_setlink.isra.0+0x27a/0x2a60 [ 10.243670][ T182] #2: ffffffff97799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.243676][ T182] #3: ffffffff97799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.243680][ T182] #4: ffffffff97689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.243683][ T182] #5: ffffffff97689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 10.243688][ T182] irq event stamp: 42396 [ 10.243688][ T182] hardirqs last enabled at (42395): [] __down_trylock_console_sem+0x86/0xa0 [ 10.243692][ T182] hardirqs last disabled at (42396): [] console_emit_next_record+0x3f8/0x4f0 [ 10.243694][ T182] softirqs last enabled at (42390): [] netif_change_name+0x216/0x8c0 [ 10.243697][ T182] softirqs last disabled at (42388): [] netif_change_name+0x1ad/0x8c0 [ 10.243700][ T182] Preemption disabled at: [ 10.243701][ T182] [] vprintk_emit+0x31b/0x3e0 [ 10.243706][ T182] CPU: 3 UID: 0 PID: 182 Comm: (udev-worker) Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.243709][ T182] Tainted: [W]=WARN [ 10.243710][ T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.243712][ T182] Call Trace: [ 10.243714][ T182] [ 10.243715][ T182] dump_stack_lvl+0x6f/0xa0 [ 10.243721][ T182] ? vprintk_emit+0x31b/0x3e0 [ 10.243723][ T182] __might_resched.cold+0x1fe/0x2c1 [ 10.243728][ T182] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.243732][ T182] ? __kmalloc_noprof+0xdb/0x760 [ 10.243738][ T182] __kmalloc_noprof+0x443/0x760 [ 10.243741][ T182] ? alloc_buf.isra.0+0x4b/0x260 [ 10.243747][ T182] ? do_raw_spin_unlock+0x59/0x250 [ 10.243750][ T182] alloc_buf.isra.0+0x4b/0x260 [ 10.243754][ T182] put_chars+0x1e1/0x2f0 [ 10.243757][ T182] ? __send_to_port+0x420/0x420 [ 10.243761][ T182] ? validate_chain+0x34a/0xc20 [ 10.243766][ T182] hvc_console_print+0x292/0x780 [ 10.243769][ T182] ? __lock_acquire+0x518/0xc20 [ 10.243775][ T182] ? hvc_write+0x3a0/0x3a0 [ 10.243778][ T182] ? rcu_is_watching+0x16/0xd0 [ 10.243784][ T182] console_emit_next_record+0x252/0x4f0 [ 10.243788][ T182] ? devkmsg_read+0x4e0/0x4e0 [ 10.243792][ T182] ? rcu_is_watching+0x16/0xd0 [ 10.243794][ T182] ? lock_acquire+0x13c/0x160 [ 10.243799][ T182] console_flush_one_record+0x46f/0x710 [ 10.243803][ T182] ? console_emit_next_record+0x4f0/0x4f0 [ 10.243805][ T182] ? __lock_acquire+0x518/0xc20 [ 10.243811][ T182] console_unlock+0xee/0x1f0 [ 10.243814][ T182] ? console_flush_one_record+0x710/0x710 [ 10.243816][ T182] ? rcu_is_watching+0x16/0xd0 [ 10.243818][ T182] ? lock_acquire+0x60/0x160 [ 10.243822][ T182] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.243824][ T182] ? vprintk_emit+0x320/0x3e0 [ 10.243827][ T182] vprintk_emit+0x37c/0x3e0 [ 10.243830][ T182] ? wake_up_klogd_work_func+0x90/0x90 [ 10.243832][ T182] ? write_profile+0xf0/0xf0 [ 10.243835][ T182] ? unwind_get_return_address+0x67/0xd0 [ 10.243841][ T182] dev_vprintk_emit+0x27f/0x2c0 [ 10.243846][ T182] ? device_rename.cold+0xa/0xa [ 10.243851][ T182] ? filter_irq_stacks+0xd0/0xd0 [ 10.243857][ T182] dev_printk_emit+0xb9/0xee [ 10.243859][ T182] ? dev_vprintk_emit+0x2c0/0x2c0 [ 10.243863][ T182] ? check_prev_add+0x316/0xe90 [ 10.243869][ T182] __netdev_printk+0x160/0x1d0 [ 10.243875][ T182] netdev_info+0xe2/0x116 [ 10.243877][ T182] ? netdev_notice+0x120/0x120 [ 10.243880][ T182] ? find_held_lock+0x2b/0x80 [ 10.243883][ T182] ? __lock_release.isra.0+0x69/0x1a0 [ 10.243886][ T182] ? mark_held_locks+0x40/0x70 [ 10.243890][ T182] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.243892][ T182] netif_change_name.cold+0x4f/0x89 [ 10.243895][ T182] ? __lock_acquire+0x518/0xc20 [ 10.243897][ T182] ? mark_lock_irq+0x747/0x9c0 [ 10.243899][ T182] ? find_held_lock+0x2/0x80 [ 10.243902][ T182] ? netdev_adjacent_rename_links+0x470/0x470 [ 10.243905][ T182] ? find_held_lock+0x2b/0x80 [ 10.243908][ T182] ? __asan_memset+0x27/0x50 [ 10.243913][ T182] do_setlink.isra.0+0x1f7d/0x2a60 [ 10.243916][ T182] ? __lock_acquire+0x518/0xc20 [ 10.243920][ T182] ? rtnl_link_get_size+0x350/0x350 [ 10.243921][ T182] ? mark_usage+0x61/0x170 [ 10.243923][ T182] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.243926][ T182] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.243929][ T182] ? validate_chain+0x38b/0xc20 [ 10.243933][ T182] ? __lock_acquire+0x518/0xc20 [ 10.243938][ T182] ? lock_acquire.part.0+0xd4/0x280 [ 10.243941][ T182] ? rtnl_setlink+0x29d/0x920 [ 10.243944][ T182] ? rcu_is_watching+0x16/0xd0 [ 10.243946][ T182] ? lock_acquire+0x13c/0x160 [ 10.243947][ T182] ? rcu_is_watching+0x16/0xd0 [ 10.243949][ T182] ? rcu_is_watching+0x16/0xd0 [ 10.243950][ T182] ? trace_contention_end+0xb3/0x180 [ 10.243953][ T182] ? __mutex_lock+0x1db/0x1ea0 [ 10.243957][ T182] ? __mutex_lock+0x9a3/0x1ea0 [ 10.243959][ T182] ? __lock_acquire+0x518/0xc20 [ 10.243961][ T182] ? rtnl_setlink+0x29d/0x920 [ 10.243964][ T182] ? mark_usage+0x61/0x170 [ 10.243966][ T182] ? ww_mutex_lock+0x160/0x160 [ 10.243969][ T182] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.243975][ T182] ? mark_usage+0x61/0x170 [ 10.243978][ T182] ? cap_capable+0x1d7/0x3d0 [ 10.243986][ T182] rtnl_setlink+0x527/0x920 [ 10.243989][ T182] ? __rtnl_newlink+0xa50/0xa50 [ 10.243991][ T182] ? __lock_acquire+0x518/0xc20 [ 10.244016][ T182] ? lock_acquire.part.0+0xd4/0x280 [ 10.244018][ T182] ? find_held_lock+0x2b/0x80 [ 10.244021][ T182] ? __lock_release.isra.0+0x69/0x1a0 [ 10.244023][ T182] ? mark_usage+0x61/0x170 [ 10.244025][ T182] ? __lock_acquire+0x518/0xc20 [ 10.244030][ T182] ? lock_acquire.part.0+0xd4/0x280 [ 10.244032][ T182] ? find_held_lock+0x2b/0x80 [ 10.244034][ T182] ? __rtnl_newlink+0xa50/0xa50 [ 10.244036][ T182] ? __lock_release.isra.0+0x69/0x1a0 [ 10.244041][ T182] ? __rtnl_newlink+0xa50/0xa50 [ 10.244043][ T182] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.244047][ T182] ? rtnl_link_fill+0x900/0x900 [ 10.244049][ T182] ? __lock_acquire+0x518/0xc20 [ 10.244054][ T182] ? lock_acquire.part.0+0xd4/0x280 [ 10.244056][ T182] ? find_held_lock+0x2b/0x80 [ 10.244062][ T182] netlink_rcv_skb+0x14e/0x3a0 [ 10.244066][ T182] ? rtnl_link_fill+0x900/0x900 [ 10.244069][ T182] ? netlink_ack+0xcd0/0xcd0 [ 10.244076][ T182] ? netlink_deliver_tap+0xc5/0x330 [ 10.244078][ T182] ? netlink_deliver_tap+0x13c/0x330 [ 10.244083][ T182] netlink_unicast+0x486/0x750 [ 10.244088][ T182] ? netlink_attachskb+0x810/0x810 [ 10.244091][ T182] ? __lock_acquire+0x518/0xc20 [ 10.244096][ T182] netlink_sendmsg+0x735/0xc60 [ 10.244100][ T182] ? netlink_unicast+0x750/0x750 [ 10.244104][ T182] ? __might_fault+0x97/0x140 [ 10.244108][ T182] ? __might_fault+0x97/0x140 [ 10.244112][ T182] __sys_sendto+0x2aa/0x400 [ 10.244115][ T182] ? __ia32_sys_getpeername+0xd0/0xd0 [ 10.244130][ T182] __x64_sys_sendto+0xe4/0x1f0 [ 10.244132][ T182] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.244135][ T182] ? lockdep_hardirqs_on+0x91/0x130 [ 10.244137][ T182] ? do_syscall_64+0xa6/0x530 [ 10.244140][ T182] do_syscall_64+0xff/0x530 [ 10.244142][ T182] ? exc_page_fault+0xee/0x100 [ 10.244144][ T182] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.244147][ T182] RIP: 0033:0x7f906b1be54e [ 10.244151][ T182] 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 [ 10.244152][ T182] RSP: 002b:00007ffe9f9b50b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.244155][ T182] RAX: ffffffffffffffda RBX: 000055a806f365e0 RCX: 00007f906b1be54e [ 10.244157][ T182] RDX: 0000000000000030 RSI: 000055a806e145e0 RDI: 0000000000000014 [ 10.244157][ T182] RBP: 00007ffe9f9b50c0 R08: 00007ffe9f9b5110 R09: 0000000000000080 [ 10.244158][ T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a806f21c20 [ 10.244159][ T182] R13: 00007ffe9f9b51f4 R14: 0000000000000000 R15: 0000000000000000 [ 10.244166][ T182] [ 10.439621][ T182] netdevsim netdevsim26043 eni26043np1: renamed from eth0 [ 10.846688][ T202] ip (202) used greatest stack depth: 24336 bytes left [ 15.218559][ T182] (udev-worker) (182) used greatest stack depth: 22696 bytes left [ 15.218579][ T182] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.218581][ T182] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 182, name: (udev-worker) [ 15.218583][ T182] preempt_count: 2, expected: 0 [ 15.218584][ T182] RCU nest depth: 0, expected: 0 [ 15.218585][ T182] locks held by (udev-worker)/182: 5, last CPU#1: [ 15.218587][ T182] #0: ffffffff976027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 15.218599][ T182] #1: ffffffff97799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.218604][ T182] #2: ffffffff97799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.218609][ T182] #3: ffffffff97689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.218612][ T182] #4: ffffffff97689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 15.218616][ T182] irq event stamp: 127824 [ 15.218617][ T182] hardirqs last enabled at (127823): [] __down_trylock_console_sem+0x86/0xa0 [ 15.218620][ T182] hardirqs last disabled at (127824): [] console_emit_next_record+0x3f8/0x4f0 [ 15.218622][ T182] softirqs last enabled at (127690): [] netlink_release+0x17b/0xcf0 [ 15.218626][ T182] softirqs last disabled at (127688): [] netlink_release+0xd2/0xcf0 [ 15.218629][ T182] Preemption disabled at: [ 15.218630][ T182] [<0000000000000000>] 0x0 [ 15.218637][ T182] CPU: 1 UID: 0 PID: 182 Comm: (udev-worker) Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.218640][ T182] Tainted: [W]=WARN [ 15.218641][ T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.218643][ T182] Call Trace: [ 15.218645][ T182] [ 15.218646][ T182] dump_stack_lvl+0x6f/0xa0 [ 15.218653][ T182] __might_resched.cold+0x1fe/0x2c1 [ 15.218658][ T182] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.218662][ T182] ? __kmalloc_noprof+0xdb/0x760 [ 15.218667][ T182] __kmalloc_noprof+0x443/0x760 [ 15.218670][ T182] ? alloc_buf.isra.0+0x4b/0x260 [ 15.218676][ T182] ? do_raw_spin_unlock+0x59/0x250 [ 15.218679][ T182] alloc_buf.isra.0+0x4b/0x260 [ 15.218683][ T182] put_chars+0x1e1/0x2f0 [ 15.218686][ T182] ? __send_to_port+0x420/0x420 [ 15.218688][ T182] ? printk_get_next_message+0x2fe/0x7d0 [ 15.218691][ T182] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.218695][ T182] ? validate_chain+0x38b/0xc20 [ 15.218699][ T182] hvc_console_print+0x292/0x780 [ 15.218702][ T182] ? __lock_acquire+0x518/0xc20 [ 15.218704][ T182] ? __lock_acquire+0x518/0xc20 [ 15.218708][ T182] ? hvc_write+0x3a0/0x3a0 [ 15.218712][ T182] ? rcu_is_watching+0x16/0xd0 [ 15.218714][ T182] ? lock_acquire+0x13c/0x160 [ 15.218718][ T182] console_emit_next_record+0x252/0x4f0 [ 15.218722][ T182] ? devkmsg_read+0x4e0/0x4e0 [ 15.218726][ T182] ? rcu_is_watching+0x16/0xd0 [ 15.218728][ T182] ? lock_acquire+0x13c/0x160 [ 15.218732][ T182] console_flush_one_record+0x46f/0x710 [ 15.218736][ T182] ? console_emit_next_record+0x4f0/0x4f0 [ 15.218738][ T182] ? __lock_acquire+0x518/0xc20 [ 15.218744][ T182] console_unlock+0xee/0x1f0 [ 15.218747][ T182] ? console_flush_one_record+0x710/0x710 [ 15.218748][ T182] ? rcu_is_watching+0x16/0xd0 [ 15.218750][ T182] ? lock_acquire+0x60/0x160 [ 15.218754][ T182] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.218756][ T182] ? vprintk_emit+0x320/0x3e0 [ 15.218758][ T182] vprintk_emit+0x37c/0x3e0 [ 15.218762][ T182] ? wake_up_klogd_work_func+0x90/0x90 [ 15.218764][ T182] ? __lock_acquire+0x518/0xc20 [ 15.218768][ T182] _printk+0xc7/0x100 [ 15.218772][ T182] ? snapshot_read.cold+0x21/0x21 [ 15.218775][ T182] ? do_raw_spin_lock+0x131/0x280 [ 15.218777][ T182] ? __rwlock_init+0x150/0x150 [ 15.218781][ T182] ? do_raw_spin_lock+0x131/0x280 [ 15.218784][ T182] do_exit.cold+0x82/0x9c [ 15.218788][ T182] ? exit_notify+0x890/0x890 [ 15.218789][ T182] ? __lock_release.isra.0+0x69/0x1a0 [ 15.218792][ T182] ? rcu_is_watching+0x16/0xd0 [ 15.218795][ T182] do_group_exit+0xb8/0x370 [ 15.218798][ T182] __x64_sys_exit_group+0x3c/0x50 [ 15.218800][ T182] x64_sys_call+0x1567/0x1570 [ 15.218802][ T182] do_syscall_64+0xff/0x530 [ 15.218806][ T182] ? exc_page_fault+0xee/0x100 [ 15.218809][ T182] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.218812][ T182] RIP: 0033:0x7f906b20f1b8 [ 15.218814][ T182] Code: Unable to access opcode bytes at 0x7f906b20f18e. [ 15.218815][ T182] RSP: 002b:00007ffe9f9b5608 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 15.218818][ T182] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f906b20f1b8 [ 15.218819][ T182] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 15.218820][ T182] RBP: 00007ffe9f9b5790 R08: 000055a806f59048 R09: 0000000000000000 [ 15.218821][ T182] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 [ 15.218822][ T182] R13: 00007f906aa6d050 R14: 00007f906b740d9e R15: 000055a806dcdad0 [ 15.218829][ T182]