[ 11.457769][ T216] 8021q: 802.1Q VLAN Support v1.8 [ 11.457792][ T216] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.457794][ T216] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 216, name: modprobe [ 11.457796][ T216] preempt_count: 1, expected: 0 [ 11.457797][ T216] RCU nest depth: 0, expected: 0 [ 11.457798][ T216] locks held by modprobe/216: 4, last CPU#2: [ 11.457800][ T216] #0: ffffffff92169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.457813][ T216] #1: ffffffff92169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.457817][ T216] #2: ffffffff92089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.457821][ T216] #3: ffffffff92089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.457825][ T216] irq event stamp: 24084 [ 11.457826][ T216] hardirqs last enabled at (24083): [] __down_trylock_console_sem+0x86/0xa0 [ 11.457828][ T216] hardirqs last disabled at (24084): [] console_emit_next_record+0x3d4/0x4c0 [ 11.457830][ T216] softirqs last enabled at (20910): [] handle_softirqs+0x67c/0x900 [ 11.457834][ T216] softirqs last disabled at (20903): [] __irq_exit_rcu+0x145/0x1c0 [ 11.457836][ T216] Preemption disabled at: [ 11.457836][ T216] [] vprintk_emit+0x31b/0x3e0 [ 11.457842][ T216] CPU: 2 UID: 0 PID: 216 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.457846][ T216] Tainted: [W]=WARN [ 11.457847][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.457849][ T216] Call Trace: [ 11.457851][ T216] [ 11.457852][ T216] dump_stack_lvl+0x6f/0xa0 [ 11.457858][ T216] ? vprintk_emit+0x31b/0x3e0 [ 11.457860][ T216] __might_resched.cold+0x1fe/0x2c1 [ 11.457865][ T216] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.457869][ T216] ? __kmalloc_noprof+0xdb/0x760 [ 11.457874][ T216] __kmalloc_noprof+0x443/0x760 [ 11.457876][ T216] ? alloc_buf.isra.0+0x4b/0x260 [ 11.457882][ T216] ? do_raw_spin_unlock+0x59/0x250 [ 11.457885][ T216] alloc_buf.isra.0+0x4b/0x260 [ 11.457888][ T216] put_chars+0x1e1/0x2f0 [ 11.457891][ T216] ? __send_to_port+0x420/0x420 [ 11.457893][ T216] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.457897][ T216] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.457900][ T216] ? validate_chain+0x38b/0xc20 [ 11.457904][ T216] hvc_console_print+0x292/0x780 [ 11.457907][ T216] ? __lock_acquire+0x518/0xc20 [ 11.457912][ T216] ? hvc_write+0x3a0/0x3a0 [ 11.457915][ T216] ? rcu_is_watching+0x16/0xd0 [ 11.457920][ T216] console_emit_next_record+0x22f/0x4c0 [ 11.457924][ T216] ? devkmsg_read+0x4b0/0x4b0 [ 11.457926][ T216] ? console_flush_one_record+0x106/0x710 [ 11.457929][ T216] ? rcu_is_watching+0x16/0xd0 [ 11.457931][ T216] ? lock_acquire+0x13c/0x160 [ 11.457935][ T216] console_flush_one_record+0x46f/0x710 [ 11.457939][ T216] ? console_emit_next_record+0x4c0/0x4c0 [ 11.457941][ T216] ? __lock_acquire+0x518/0xc20 [ 11.457946][ T216] console_unlock+0xee/0x1f0 [ 11.457949][ T216] ? console_flush_one_record+0x710/0x710 [ 11.457951][ T216] ? rcu_is_watching+0x16/0xd0 [ 11.457953][ T216] ? lock_acquire+0x60/0x160 [ 11.457957][ T216] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.457959][ T216] ? vprintk_emit+0x320/0x3e0 [ 11.457962][ T216] vprintk_emit+0x37c/0x3e0 [ 11.457966][ T216] ? wake_up_klogd_work_func+0x90/0x90 [ 11.457972][ T216] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 11.457976][ T216] _printk+0xc7/0x100 [ 11.457980][ T216] ? snapshot_read.cold+0x21/0x21 [ 11.457986][ T216] ? do_one_initcall+0x113/0x4f0 [ 11.457989][ T216] vlan_proto_init+0x24/0x90 [8021q] [ 11.457992][ T216] do_one_initcall+0x124/0x4f0 [ 11.457995][ T216] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 11.457999][ T216] ? do_init_module+0xae/0x8a0 [ 11.458002][ T216] ? kasan_unpoison+0x44/0x70 [ 11.458007][ T216] do_init_module+0x2ad/0x8a0 [ 11.458011][ T216] ? lockdep_hardirqs_on+0x91/0x130 [ 11.458015][ T216] ? free_module+0x470/0x470 [ 11.458018][ T216] ? kfree+0x123/0x590 [ 11.458022][ T216] load_module+0x1424/0x1bb0 [ 11.458029][ T216] ? layout_and_allocate.isra.0+0x680/0x680 [ 11.458033][ T216] ? __ia32_sys_fsconfig+0x180/0x180 [ 11.458036][ T216] ? ovl_real_file+0x172/0x1e0 [ 11.458040][ T216] ? backing_file_read_iter+0x541/0x790 [ 11.458043][ T216] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.458047][ T216] init_module_from_file+0x11f/0x1a0 [ 11.458051][ T216] ? __do_sys_init_module+0x220/0x220 [ 11.458059][ T216] ? __rwlock_init+0x150/0x150 [ 11.458062][ T216] ? do_raw_spin_unlock+0x59/0x250 [ 11.458065][ T216] idempotent_init_module+0x37b/0x7c0 [ 11.458069][ T216] ? init_module_from_file+0x1a0/0x1a0 [ 11.458075][ T216] ? rcu_is_watching+0x16/0xd0 [ 11.458078][ T216] ? cap_capable+0x1d7/0x3d0 [ 11.458089][ T216] __x64_sys_finit_module+0xdf/0x190 [ 11.458091][ T216] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.458095][ T216] do_syscall_64+0xff/0x530 [ 11.458097][ T216] ? exc_page_fault+0xee/0x100 [ 11.458100][ T216] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.458102][ T216] RIP: 0033:0x7f3ba653537d [ 11.458105][ T216] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 11.458107][ T216] RSP: 002b:00007fff46884118 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.458110][ T216] RAX: ffffffffffffffda RBX: 000055acead17810 RCX: 00007f3ba653537d [ 11.458111][ T216] RDX: 0000000000000000 RSI: 000055ace1800ffd RDI: 0000000000000000 [ 11.458112][ T216] RBP: 00007fff468841b0 R08: 0000000000000000 R09: 0000000000000000 [ 11.458113][ T216] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ace1800ffd [ 11.458114][ T216] R13: 000055acead17960 R14: 0000000000040000 R15: 0000000000000000 [ 11.458121][ T216]