[ 13.391978][ T249] 8021q: 802.1Q VLAN Support v1.8 [ 13.391998][ T249] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.392000][ T249] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 249, name: modprobe [ 13.392002][ T249] preempt_count: 1, expected: 0 [ 13.392003][ T249] RCU nest depth: 0, expected: 0 [ 13.392004][ T249] locks held by modprobe/249: 4, last CPU#3: [ 13.392011][ T249] #0: ffffffff99d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.392023][ T249] #1: ffffffff99d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.392027][ T249] #2: ffffffff99c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.392031][ T249] #3: ffffffff99c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.392035][ T249] irq event stamp: 23354 [ 13.392036][ T249] hardirqs last enabled at (23353): [] __down_trylock_console_sem+0x86/0xa0 [ 13.392038][ T249] hardirqs last disabled at (23354): [] console_emit_next_record+0x3d4/0x4c0 [ 13.392040][ T249] softirqs last enabled at (20830): [] handle_softirqs+0x67c/0x900 [ 13.392043][ T249] softirqs last disabled at (19949): [] __irq_exit_rcu+0x145/0x1c0 [ 13.392046][ T249] Preemption disabled at: [ 13.392046][ T249] [] vprintk_emit+0x31b/0x3e0 [ 13.392052][ T249] CPU: 3 UID: 0 PID: 249 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.392055][ T249] Tainted: [W]=WARN [ 13.392056][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.392058][ T249] Call Trace: [ 13.392060][ T249] [ 13.392061][ T249] dump_stack_lvl+0x6f/0xa0 [ 13.392067][ T249] ? vprintk_emit+0x31b/0x3e0 [ 13.392069][ T249] __might_resched.cold+0x1fe/0x2c1 [ 13.392074][ T249] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.392078][ T249] ? __kmalloc_noprof+0xdb/0x760 [ 13.392084][ T249] __kmalloc_noprof+0x443/0x760 [ 13.392086][ T249] ? alloc_buf.isra.0+0x4b/0x260 [ 13.392092][ T249] ? do_raw_spin_unlock+0x59/0x250 [ 13.392095][ T249] alloc_buf.isra.0+0x4b/0x260 [ 13.392098][ T249] put_chars+0x1e1/0x2f0 [ 13.392101][ T249] ? __send_to_port+0x420/0x420 [ 13.392103][ T249] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.392108][ T249] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.392110][ T249] ? validate_chain+0x38b/0xc20 [ 13.392115][ T249] hvc_console_print+0x292/0x780 [ 13.392118][ T249] ? __lock_acquire+0x518/0xc20 [ 13.392123][ T249] ? hvc_write+0x3a0/0x3a0 [ 13.392126][ T249] ? rcu_is_watching+0x16/0xd0 [ 13.392132][ T249] console_emit_next_record+0x22f/0x4c0 [ 13.392136][ T249] ? devkmsg_read+0x4b0/0x4b0 [ 13.392138][ T249] ? console_flush_one_record+0x106/0x710 [ 13.392141][ T249] ? rcu_is_watching+0x16/0xd0 [ 13.392143][ T249] ? lock_acquire+0x13c/0x160 [ 13.392148][ T249] console_flush_one_record+0x46f/0x710 [ 13.392152][ T249] ? console_emit_next_record+0x4c0/0x4c0 [ 13.392154][ T249] ? __lock_acquire+0x518/0xc20 [ 13.392160][ T249] console_unlock+0xee/0x1f0 [ 13.392163][ T249] ? console_flush_one_record+0x710/0x710 [ 13.392164][ T249] ? rcu_is_watching+0x16/0xd0 [ 13.392167][ T249] ? lock_acquire+0x60/0x160 [ 13.392171][ T249] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.392173][ T249] ? vprintk_emit+0x320/0x3e0 [ 13.392176][ T249] vprintk_emit+0x37c/0x3e0 [ 13.392180][ T249] ? wake_up_klogd_work_func+0x90/0x90 [ 13.392187][ T249] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 13.392191][ T249] _printk+0xc7/0x100 [ 13.392195][ T249] ? snapshot_read.cold+0x21/0x21 [ 13.392202][ T249] ? do_one_initcall+0x113/0x4f0 [ 13.392205][ T249] vlan_proto_init+0x24/0x90 [8021q] [ 13.392209][ T249] do_one_initcall+0x124/0x4f0 [ 13.392211][ T249] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 13.392216][ T249] ? do_init_module+0xae/0x8a0 [ 13.392219][ T249] ? kasan_unpoison+0x44/0x70 [ 13.392225][ T249] do_init_module+0x2ad/0x8a0 [ 13.392228][ T249] ? lockdep_hardirqs_on+0x91/0x130 [ 13.392233][ T249] ? free_module+0x470/0x470 [ 13.392236][ T249] ? kfree+0x123/0x590 [ 13.392240][ T249] load_module+0x1424/0x1bb0 [ 13.392249][ T249] ? layout_and_allocate.isra.0+0x680/0x680 [ 13.392253][ T249] ? __ia32_sys_fsconfig+0x180/0x180 [ 13.392255][ T249] ? ovl_real_file+0x172/0x1e0 [ 13.392259][ T249] ? find_held_lock+0x2b/0x80 [ 13.392260][ T249] ? backing_file_read_iter+0x541/0x790 [ 13.392264][ T249] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.392268][ T249] init_module_from_file+0x11f/0x1a0 [ 13.392271][ T249] ? __do_sys_init_module+0x220/0x220 [ 13.392280][ T249] ? __rwlock_init+0x150/0x150 [ 13.392284][ T249] ? do_raw_spin_unlock+0x59/0x250 [ 13.392288][ T249] idempotent_init_module+0x37b/0x7c0 [ 13.392291][ T249] ? init_module_from_file+0x1a0/0x1a0 [ 13.392298][ T249] ? rcu_is_watching+0x16/0xd0 [ 13.392301][ T249] ? cap_capable+0x1d7/0x3d0 [ 13.392307][ T249] __x64_sys_finit_module+0xdf/0x190 [ 13.392309][ T249] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 13.392313][ T249] do_syscall_64+0xff/0x530 [ 13.392315][ T249] ? exc_page_fault+0xee/0x100 [ 13.392317][ T249] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.392320][ T249] RIP: 0033:0x7f1f959ab37d [ 13.392323][ T249] 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 [ 13.392325][ T249] RSP: 002b:00007ffda795fa98 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 13.392328][ T249] RAX: ffffffffffffffda RBX: 000055f5f1976810 RCX: 00007f1f959ab37d [ 13.392329][ T249] RDX: 0000000000000000 RSI: 000055f5bbdbfffd RDI: 0000000000000000 [ 13.392330][ T249] RBP: 00007ffda795fb30 R08: 0000000000000000 R09: 0000000000000000 [ 13.392331][ T249] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f5bbdbfffd [ 13.392332][ T249] R13: 000055f5f1976960 R14: 0000000000040000 R15: 0000000000000000 [ 13.392340][ T249] [ 13.618022][ T254] gre: GRE over IPv4 demultiplexer driver [ 13.626220][ T254] ip_gre: GRE over IPv4 tunneling driver