[ 11.455622][ T181] netdevsim netdevsim859 eni859np1: renamed from eth0 [ 11.455685][ T181] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.455688][ T181] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 181, name: (udev-worker) [ 11.455690][ T181] preempt_count: 1, expected: 0 [ 11.455691][ T181] RCU nest depth: 0, expected: 0 [ 11.455692][ T181] locks held by (udev-worker)/181: 6, last CPU#3: [ 11.455694][ T181] #0: ffffffffa7d05fc0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_setlink+0x29d/0x920 [ 11.455705][ T181] #1: ff1100000ca9ade8 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: do_setlink.isra.0+0x27a/0x2a60 [ 11.455710][ T181] #2: ffffffffa7599cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.455715][ T181] #3: ffffffffa7599d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.455719][ T181] #4: ffffffffa7489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.455723][ T181] #5: ffffffffa7489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 11.455728][ T181] irq event stamp: 30946 [ 11.455729][ T181] hardirqs last enabled at (30945): [] __down_trylock_console_sem+0x86/0xa0 [ 11.455732][ T181] hardirqs last disabled at (30946): [] console_emit_next_record+0x3f8/0x4f0 [ 11.455734][ T181] softirqs last enabled at (30940): [] netif_change_name+0x216/0x8c0 [ 11.455737][ T181] softirqs last disabled at (30938): [] netif_change_name+0x1ad/0x8c0 [ 11.455740][ T181] Preemption disabled at: [ 11.455740][ T181] [] vprintk_emit+0x31b/0x3e0 [ 11.455746][ T181] CPU: 3 UID: 0 PID: 181 Comm: (udev-worker) Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.455750][ T181] Tainted: [W]=WARN [ 11.455751][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.455752][ T181] Call Trace: [ 11.455754][ T181] [ 11.455756][ T181] dump_stack_lvl+0x6f/0xa0 [ 11.455762][ T181] ? vprintk_emit+0x31b/0x3e0 [ 11.455764][ T181] __might_resched.cold+0x1fe/0x2c1 [ 11.455768][ T181] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.455773][ T181] ? __kmalloc_noprof+0xdb/0x760 [ 11.455779][ T181] __kmalloc_noprof+0x443/0x760 [ 11.455781][ T181] ? alloc_buf.isra.0+0x4b/0x260 [ 11.455788][ T181] ? do_raw_spin_unlock+0x59/0x250 [ 11.455791][ T181] alloc_buf.isra.0+0x4b/0x260 [ 11.455795][ T181] put_chars+0x1e1/0x2f0 [ 11.455798][ T181] ? __send_to_port+0x420/0x420 [ 11.455802][ T181] ? validate_chain+0x34a/0xc20 [ 11.455807][ T181] hvc_console_print+0x292/0x780 [ 11.455811][ T181] ? __lock_acquire+0x518/0xc20 [ 11.455816][ T181] ? hvc_write+0x3a0/0x3a0 [ 11.455819][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.455826][ T181] console_emit_next_record+0x252/0x4f0 [ 11.455830][ T181] ? devkmsg_read+0x4e0/0x4e0 [ 11.455834][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.455836][ T181] ? lock_acquire+0x13c/0x160 [ 11.455841][ T181] console_flush_one_record+0x46f/0x710 [ 11.455845][ T181] ? console_emit_next_record+0x4f0/0x4f0 [ 11.455847][ T181] ? __lock_acquire+0x518/0xc20 [ 11.455853][ T181] console_unlock+0xee/0x1f0 [ 11.455856][ T181] ? console_flush_one_record+0x710/0x710 [ 11.455858][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.455860][ T181] ? lock_acquire+0x60/0x160 [ 11.455864][ T181] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.455866][ T181] ? vprintk_emit+0x320/0x3e0 [ 11.455869][ T181] vprintk_emit+0x37c/0x3e0 [ 11.455872][ T181] ? wake_up_klogd_work_func+0x90/0x90 [ 11.455874][ T181] ? write_profile+0xf0/0xf0 [ 11.455876][ T181] ? unwind_get_return_address+0x67/0xd0 [ 11.455883][ T181] dev_vprintk_emit+0x27f/0x2c0 [ 11.455888][ T181] ? device_rename.cold+0xa/0xa [ 11.455893][ T181] ? filter_irq_stacks+0xd0/0xd0 [ 11.455899][ T181] dev_printk_emit+0xb9/0xee [ 11.455901][ T181] ? dev_vprintk_emit+0x2c0/0x2c0 [ 11.455906][ T181] ? check_prev_add+0x316/0xe90 [ 11.455911][ T181] __netdev_printk+0x160/0x1d0 [ 11.455917][ T181] netdev_info+0xe2/0x116 [ 11.455919][ T181] ? netdev_notice+0x120/0x120 [ 11.455922][ T181] ? find_held_lock+0x2b/0x80 [ 11.455925][ T181] ? __lock_release.isra.0+0x69/0x1a0 [ 11.455928][ T181] ? mark_held_locks+0x40/0x70 [ 11.455932][ T181] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 11.455934][ T181] netif_change_name.cold+0x4f/0x89 [ 11.455937][ T181] ? __lock_acquire+0x518/0xc20 [ 11.455939][ T181] ? mark_lock_irq+0x747/0x9c0 [ 11.455941][ T181] ? find_held_lock+0x2/0x80 [ 11.455944][ T181] ? netdev_adjacent_rename_links+0x470/0x470 [ 11.455947][ T181] ? find_held_lock+0x2b/0x80 [ 11.455950][ T181] ? __asan_memset+0x27/0x50 [ 11.455955][ T181] do_setlink.isra.0+0x1f7d/0x2a60 [ 11.455958][ T181] ? __lock_acquire+0x518/0xc20 [ 11.455962][ T181] ? rtnl_link_get_size+0x350/0x350 [ 11.455963][ T181] ? mark_usage+0x61/0x170 [ 11.455965][ T181] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.455968][ T181] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.455971][ T181] ? validate_chain+0x38b/0xc20 [ 11.455975][ T181] ? __lock_acquire+0x518/0xc20 [ 11.455980][ T181] ? lock_acquire.part.0+0xd4/0x280 [ 11.455982][ T181] ? rtnl_setlink+0x29d/0x920 [ 11.455986][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.455988][ T181] ? lock_acquire+0x13c/0x160 [ 11.455989][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.455991][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.455992][ T181] ? trace_contention_end+0xb3/0x180 [ 11.455995][ T181] ? __mutex_lock+0x1db/0x1ea0 [ 11.455999][ T181] ? __mutex_lock+0x9a3/0x1ea0 [ 11.456001][ T181] ? __lock_acquire+0x518/0xc20 [ 11.456003][ T181] ? rtnl_setlink+0x29d/0x920 [ 11.456006][ T181] ? mark_usage+0x61/0x170 [ 11.456008][ T181] ? ww_mutex_lock+0x160/0x160 [ 11.456011][ T181] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.456017][ T181] ? mark_usage+0x61/0x170 [ 11.456020][ T181] ? cap_capable+0x1d7/0x3d0 [ 11.456028][ T181] rtnl_setlink+0x527/0x920 [ 11.456032][ T181] ? __rtnl_newlink+0xa50/0xa50 [ 11.456033][ T181] ? __lock_acquire+0x518/0xc20 [ 11.456058][ T181] ? lock_acquire.part.0+0xd4/0x280 [ 11.456060][ T181] ? find_held_lock+0x2b/0x80 [ 11.456063][ T181] ? __lock_release.isra.0+0x69/0x1a0 [ 11.456065][ T181] ? mark_usage+0x61/0x170 [ 11.456067][ T181] ? __lock_acquire+0x518/0xc20 [ 11.456072][ T181] ? lock_acquire.part.0+0xd4/0x280 [ 11.456074][ T181] ? find_held_lock+0x2b/0x80 [ 11.456076][ T181] ? __rtnl_newlink+0xa50/0xa50 [ 11.456079][ T181] ? __lock_release.isra.0+0x69/0x1a0 [ 11.456083][ T181] ? __rtnl_newlink+0xa50/0xa50 [ 11.456085][ T181] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.456089][ T181] ? rtnl_link_fill+0x900/0x900 [ 11.456091][ T181] ? __lock_acquire+0x518/0xc20 [ 11.456096][ T181] ? lock_acquire.part.0+0xd4/0x280 [ 11.456098][ T181] ? find_held_lock+0x2b/0x80 [ 11.456102][ T181] netlink_rcv_skb+0x14e/0x3a0 [ 11.456105][ T181] ? rtnl_link_fill+0x900/0x900 [ 11.456108][ T181] ? netlink_ack+0xcd0/0xcd0 [ 11.456115][ T181] ? netlink_deliver_tap+0xc5/0x330 [ 11.456117][ T181] ? netlink_deliver_tap+0x13c/0x330 [ 11.456122][ T181] netlink_unicast+0x486/0x750 [ 11.456127][ T181] ? netlink_attachskb+0x810/0x810 [ 11.456129][ T181] ? __lock_acquire+0x518/0xc20 [ 11.456134][ T181] netlink_sendmsg+0x735/0xc60 [ 11.456139][ T181] ? netlink_unicast+0x750/0x750 [ 11.456143][ T181] ? __might_fault+0x97/0x140 [ 11.456147][ T181] ? __might_fault+0x97/0x140 [ 11.456151][ T181] __sys_sendto+0x2aa/0x400 [ 11.456154][ T181] ? __ia32_sys_getpeername+0xd0/0xd0 [ 11.456169][ T181] __x64_sys_sendto+0xe4/0x1f0 [ 11.456171][ T181] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.456174][ T181] ? lockdep_hardirqs_on+0x91/0x130 [ 11.456176][ T181] ? do_syscall_64+0xa6/0x530 [ 11.456179][ T181] do_syscall_64+0xff/0x530 [ 11.456181][ T181] ? exc_page_fault+0xee/0x100 [ 11.456184][ T181] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.456186][ T181] RIP: 0033:0x7f264f40f54e [ 11.456190][ T181] 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 [ 11.456192][ T181] RSP: 002b:00007ffc9264cc20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 11.456194][ T181] RAX: ffffffffffffffda RBX: 000055c6676572d0 RCX: 00007f264f40f54e [ 11.456196][ T181] RDX: 0000000000000030 RSI: 000055c667651760 RDI: 0000000000000014 [ 11.456197][ T181] RBP: 00007ffc9264cc30 R08: 00007ffc9264cc80 R09: 0000000000000080 [ 11.456197][ T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000055c6676701b0 [ 11.456198][ T181] R13: 00007ffc9264cd64 R14: 0000000000000000 R15: 0000000000000000 [ 11.456205][ T181] [ 11.737481][ T181] netdevsim netdevsim24350 eni24350np1: renamed from eth0 [ 12.083106][ T198] ip (198) used greatest stack depth: 24576 bytes left [ 13.382097][ T174] python3 (174) used greatest stack depth: 24384 bytes left [ 13.382118][ T174] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.382120][ T174] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 174, name: python3 [ 13.382122][ T174] preempt_count: 2, expected: 0 [ 13.382123][ T174] RCU nest depth: 0, expected: 0 [ 13.382124][ T174] locks held by python3/174: 5, last CPU#3: [ 13.382126][ T174] #0: ffffffffa74027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 13.382137][ T174] #1: ffffffffa7599cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.382142][ T174] #2: ffffffffa7599d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.382147][ T174] #3: ffffffffa7489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.382150][ T174] #4: ffffffffa7489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 13.382154][ T174] irq event stamp: 410218 [ 13.382155][ T174] hardirqs last enabled at (410217): [] __down_trylock_console_sem+0x86/0xa0 [ 13.382158][ T174] hardirqs last disabled at (410218): [] console_emit_next_record+0x3f8/0x4f0 [ 13.382160][ T174] softirqs last enabled at (405764): [] handle_softirqs+0x67c/0x900 [ 13.382163][ T174] softirqs last disabled at (404429): [] __irq_exit_rcu+0x145/0x1c0 [ 13.382165][ T174] Preemption disabled at: [ 13.382166][ T174] [<0000000000000000>] 0x0 [ 13.382173][ T174] CPU: 3 UID: 0 PID: 174 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.382177][ T174] Tainted: [W]=WARN [ 13.382178][ T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.382180][ T174] Call Trace: [ 13.382181][ T174] [ 13.382183][ T174] dump_stack_lvl+0x6f/0xa0 [ 13.382190][ T174] __might_resched.cold+0x1fe/0x2c1 [ 13.382195][ T174] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.382199][ T174] ? __kmalloc_noprof+0xdb/0x760 [ 13.382205][ T174] __kmalloc_noprof+0x443/0x760 [ 13.382208][ T174] ? alloc_buf.isra.0+0x4b/0x260 [ 13.382214][ T174] ? do_raw_spin_unlock+0x59/0x250 [ 13.382217][ T174] alloc_buf.isra.0+0x4b/0x260 [ 13.382221][ T174] put_chars+0x1e1/0x2f0 [ 13.382229][ T174] ? __send_to_port+0x420/0x420 [ 13.382231][ T174] ? printk_get_next_message+0x2fe/0x7d0 [ 13.382234][ T174] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.382238][ T174] ? validate_chain+0x38b/0xc20 [ 13.382243][ T174] hvc_console_print+0x292/0x780 [ 13.382246][ T174] ? __lock_acquire+0x518/0xc20 [ 13.382248][ T174] ? __lock_acquire+0x518/0xc20 [ 13.382253][ T174] ? hvc_write+0x3a0/0x3a0 [ 13.382256][ T174] ? rcu_is_watching+0x16/0xd0 [ 13.382259][ T174] ? lock_acquire+0x13c/0x160 [ 13.382263][ T174] console_emit_next_record+0x252/0x4f0 [ 13.382267][ T174] ? devkmsg_read+0x4e0/0x4e0 [ 13.382272][ T174] ? rcu_is_watching+0x16/0xd0 [ 13.382274][ T174] ? lock_acquire+0x13c/0x160 [ 13.382278][ T174] console_flush_one_record+0x46f/0x710 [ 13.382282][ T174] ? console_emit_next_record+0x4f0/0x4f0 [ 13.382284][ T174] ? __lock_acquire+0x518/0xc20 [ 13.382290][ T174] console_unlock+0xee/0x1f0 [ 13.382293][ T174] ? console_flush_one_record+0x710/0x710 [ 13.382295][ T174] ? rcu_is_watching+0x16/0xd0 [ 13.382297][ T174] ? lock_acquire+0x60/0x160 [ 13.382301][ T174] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.382303][ T174] ? vprintk_emit+0x320/0x3e0 [ 13.382306][ T174] vprintk_emit+0x37c/0x3e0 [ 13.382309][ T174] ? wake_up_klogd_work_func+0x90/0x90 [ 13.382312][ T174] ? __lock_acquire+0x518/0xc20 [ 13.382316][ T174] _printk+0xc7/0x100 [ 13.382320][ T174] ? snapshot_read.cold+0x21/0x21 [ 13.382323][ T174] ? do_raw_spin_lock+0x131/0x280 [ 13.382326][ T174] ? __rwlock_init+0x150/0x150 [ 13.382330][ T174] ? do_raw_spin_lock+0x131/0x280 [ 13.382333][ T174] do_exit.cold+0x82/0x9c [ 13.382337][ T174] ? exit_notify+0x890/0x890 [ 13.382338][ T174] ? __lock_release.isra.0+0x69/0x1a0 [ 13.382341][ T174] ? rcu_is_watching+0x16/0xd0 [ 13.382345][ T174] do_group_exit+0xb8/0x370 [ 13.382348][ T174] __x64_sys_exit_group+0x3c/0x50 [ 13.382350][ T174] x64_sys_call+0x1567/0x1570 [ 13.382352][ T174] do_syscall_64+0xff/0x530 [ 13.382356][ T174] ? exc_page_fault+0xee/0x100 [ 13.382359][ T174] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.382361][ T174] RIP: 0033:0x7ff0cce171b8 [ 13.382364][ T174] Code: Unable to access opcode bytes at 0x7ff0cce1718e. [ 13.382365][ T174] RSP: 002b:00007ffe5e331378 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.382367][ T174] RAX: ffffffffffffffda RBX: 00007ff0ccf47f88 RCX: 00007ff0cce171b8 [ 13.382369][ T174] RDX: 00007ff0ccc3f708 RSI: ffffffffffffff90 RDI: 0000000000000000 [ 13.382370][ T174] RBP: 00007ffe5e3313d0 R08: 0000000000000000 R09: 0000000000000001 [ 13.382370][ T174] R10: 00007ff0cd3013f5 R11: 0000000000000246 R12: 0000000000000002 [ 13.382371][ T174] R13: 0000000000000000 R14: 00007ff0ccf46680 R15: 00007ff0ccf47fa0 [ 13.382378][ T174]