[ 12.062576][ T264] gre: GRE over IPv4 demultiplexer driver [ 12.062593][ T264] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.062595][ T264] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 264, name: modprobe [ 12.062597][ T264] preempt_count: 1, expected: 0 [ 12.062598][ T264] RCU nest depth: 0, expected: 0 [ 12.062599][ T264] locks held by modprobe/264: 4, last CPU#0: [ 12.062601][ T264] #0: ffffffff89169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.062613][ T264] #1: ffffffff89169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.062618][ T264] #2: ffffffff89089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.062622][ T264] #3: ffffffff89089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.062626][ T264] irq event stamp: 25278 [ 12.062627][ T264] hardirqs last enabled at (25277): [] __down_trylock_console_sem+0x86/0xa0 [ 12.062629][ T264] hardirqs last disabled at (25278): [] console_emit_next_record+0x3d4/0x4c0 [ 12.062631][ T264] softirqs last enabled at (23194): [] handle_softirqs+0x67c/0x900 [ 12.062634][ T264] softirqs last disabled at (22435): [] __irq_exit_rcu+0x145/0x1c0 [ 12.062637][ T264] Preemption disabled at: [ 12.062637][ T264] [] vprintk_emit+0x31b/0x3e0 [ 12.062642][ T264] CPU: 0 UID: 0 PID: 264 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.062646][ T264] Tainted: [W]=WARN [ 12.062647][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.062649][ T264] Call Trace: [ 12.062650][ T264] [ 12.062651][ T264] dump_stack_lvl+0x6f/0xa0 [ 12.062657][ T264] ? vprintk_emit+0x31b/0x3e0 [ 12.062660][ T264] __might_resched.cold+0x1fe/0x2c1 [ 12.062664][ T264] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.062668][ T264] ? __kmalloc_noprof+0xdb/0x760 [ 12.062674][ T264] __kmalloc_noprof+0x443/0x760 [ 12.062676][ T264] ? alloc_buf.isra.0+0x4b/0x260 [ 12.062681][ T264] ? do_raw_spin_unlock+0x59/0x250 [ 12.062684][ T264] alloc_buf.isra.0+0x4b/0x260 [ 12.062687][ T264] put_chars+0x1e1/0x2f0 [ 12.062689][ T264] ? desc_read_finalized_seq+0x79/0x120 [ 12.062691][ T264] ? __send_to_port+0x420/0x420 [ 12.062694][ T264] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.062698][ T264] ? validate_chain+0x38b/0xc20 [ 12.062702][ T264] hvc_console_print+0x292/0x780 [ 12.062704][ T264] ? __lock_acquire+0x518/0xc20 [ 12.062706][ T264] ? __lock_acquire+0x518/0xc20 [ 12.062711][ T264] ? hvc_write+0x3a0/0x3a0 [ 12.062712][ T264] ? console_emit_next_record+0x1df/0x4c0 [ 12.062715][ T264] ? rcu_is_watching+0x16/0xd0 [ 12.062718][ T264] ? lock_acquire+0x13c/0x160 [ 12.062722][ T264] console_emit_next_record+0x22f/0x4c0 [ 12.062726][ T264] ? devkmsg_read+0x4b0/0x4b0 [ 12.062727][ T264] ? console_flush_one_record+0x106/0x710 [ 12.062730][ T264] ? rcu_is_watching+0x16/0xd0 [ 12.062733][ T264] ? lock_acquire+0x13c/0x160 [ 12.062736][ T264] console_flush_one_record+0x46f/0x710 [ 12.062741][ T264] ? console_emit_next_record+0x4c0/0x4c0 [ 12.062742][ T264] ? __lock_acquire+0x518/0xc20 [ 12.062748][ T264] console_unlock+0xee/0x1f0 [ 12.062750][ T264] ? console_flush_one_record+0x710/0x710 [ 12.062752][ T264] ? rcu_is_watching+0x16/0xd0 [ 12.062754][ T264] ? lock_acquire+0x60/0x160 [ 12.062758][ T264] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.062759][ T264] ? vprintk_emit+0x320/0x3e0 [ 12.062763][ T264] vprintk_emit+0x37c/0x3e0 [ 12.062767][ T264] ? wake_up_klogd_work_func+0x90/0x90 [ 12.062772][ T264] ? gre_exit+0x3f0/0x3f0 [gre] [ 12.062775][ T264] _printk+0xc7/0x100 [ 12.062779][ T264] ? snapshot_read.cold+0x21/0x21 [ 12.062785][ T264] ? do_one_initcall+0x113/0x4f0 [ 12.062788][ T264] gre_init+0x15/0x1000 [gre] [ 12.062790][ T264] do_one_initcall+0x124/0x4f0 [ 12.062793][ T264] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 12.062797][ T264] ? do_init_module+0xae/0x8a0 [ 12.062800][ T264] ? kasan_unpoison+0x44/0x70 [ 12.062805][ T264] do_init_module+0x2ad/0x8a0 [ 12.062808][ T264] ? lockdep_hardirqs_on+0x91/0x130 [ 12.062814][ T264] ? free_module+0x470/0x470 [ 12.062817][ T264] ? kfree+0x123/0x590 [ 12.062821][ T264] load_module+0x1424/0x1bb0 [ 12.062828][ T264] ? layout_and_allocate.isra.0+0x680/0x680 [ 12.062833][ T264] ? backing_file_read_iter+0x541/0x790 [ 12.062837][ T264] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.062840][ T264] init_module_from_file+0x11f/0x1a0 [ 12.062843][ T264] ? __do_sys_init_module+0x220/0x220 [ 12.062851][ T264] ? __rwlock_init+0x150/0x150 [ 12.062855][ T264] ? do_raw_spin_unlock+0x59/0x250 [ 12.062857][ T264] idempotent_init_module+0x37b/0x7c0 [ 12.062861][ T264] ? init_module_from_file+0x1a0/0x1a0 [ 12.062867][ T264] ? rcu_is_watching+0x16/0xd0 [ 12.062869][ T264] ? cap_capable+0x1d7/0x3d0 [ 12.062875][ T264] __x64_sys_finit_module+0xdf/0x190 [ 12.062877][ T264] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.062881][ T264] do_syscall_64+0xff/0x530 [ 12.062882][ T264] ? exc_page_fault+0xee/0x100 [ 12.062885][ T264] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.062887][ T264] RIP: 0033:0x7efde98a337d [ 12.062891][ T264] 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 [ 12.062892][ T264] RSP: 002b:00007ffe0b1c15e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 12.062895][ T264] RAX: ffffffffffffffda RBX: 000055ec4a0b0d30 RCX: 00007efde98a337d [ 12.062896][ T264] RDX: 0000000000000000 RSI: 000055ec11f4bffd RDI: 0000000000000000 [ 12.062897][ T264] RBP: 00007ffe0b1c1680 R08: 0000000000000000 R09: 0000000000000000 [ 12.062898][ T264] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ec11f4bffd [ 12.062899][ T264] R13: 000055ec4a0b0cf0 R14: 0000000000040000 R15: 0000000000000000 [ 12.062906][ T264] [ 12.112777][ T264] ip6_gre: GRE over IPv6 tunneling driver [ 12.194332][ T12] ip6_tunnel: g1 xmit: Local address not yet configured! [ 12.194438][ T12] [ 12.194439][ T12] ============================= [ 12.194440][ T12] WARNING: suspicious RCU usage [ 12.194442][ T12] 7.2.0-virtme #1 Tainted: G W [ 12.194444][ T12] ----------------------------- [ 12.194444][ T12] kernel/sched/core.c:9196 Illegal context switch in RCU-bh read-side critical section! [ 12.194446][ T12] [ 12.194446][ T12] other info that might help us debug this: [ 12.194446][ T12] [ 12.194447][ T12] [ 12.194447][ T12] rcu_scheduler_active = 2, debug_locks = 1 [ 12.194448][ T12] locks held by kworker/u16:0/12: 11, last CPU#2: [ 12.194450][ T12] #0: ff11000008307140 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 12.194463][ T12] #1: ffa00000000c7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 12.194467][ T12] #2: ffffffff898d2c40 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 12.194472][ T12] #3: ffffffff89180b00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 12.194477][ T12] #4: ffffffff89180b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 12.194480][ T12] #5: ffffffff89180aa0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1fc/0x1b80 [ 12.194485][ T12] #6: ffffffff89180b00 (rcu_read_lock){....}-{1:3}, at: ip6_tnl_xmit_ctl+0xfd/0x390 [ip6_tunnel] [ 12.194491][ T12] #7: ffffffff89169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.194497][ T12] #8: ffffffff89169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.194500][ T12] #9: ffffffff89089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.194504][ T12] #10: ffffffff89089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.194508][ T12] [ 12.194508][ T12] stack backtrace: [ 12.194511][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.194514][ T12] Tainted: [W]=WARN [ 12.194515][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.194517][ T12] Workqueue: ipv6_addrconf addrconf_dad_work [ 12.194520][ T12] Call Trace: [ 12.194522][ T12] [ 12.194523][ T12] dump_stack_lvl+0x6f/0xa0 [ 12.194530][ T12] lockdep_rcu_suspicious.cold+0x37/0x8a [ 12.194536][ T12] __might_resched+0x2ac/0x390 [ 12.194541][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.194544][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 12.194549][ T12] __kmalloc_noprof+0x443/0x760 [ 12.194551][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 12.194557][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 12.194560][ T12] alloc_buf.isra.0+0x4b/0x260 [ 12.194563][ T12] put_chars+0x1e1/0x2f0 [ 12.194565][ T12] ? check_prev_add+0x316/0xe90 [ 12.194568][ T12] ? __send_to_port+0x420/0x420 [ 12.194571][ T12] ? validate_chain+0x34a/0xc20 [ 12.194576][ T12] hvc_console_print+0x292/0x780 [ 12.194583][ T12] ? hvc_write+0x3a0/0x3a0 [ 12.194585][ T12] ? rcu_is_watching+0x16/0xd0 [ 12.194589][ T12] ? lock_acquire+0x13c/0x160 [ 12.194593][ T12] console_emit_next_record+0x22f/0x4c0 [ 12.194597][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 12.194599][ T12] ? console_flush_one_record+0x106/0x710 [ 12.194602][ T12] ? rcu_is_watching+0x16/0xd0 [ 12.194605][ T12] ? lock_acquire+0x13c/0x160 [ 12.194609][ T12] console_flush_one_record+0x46f/0x710 [ 12.194613][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 12.194615][ T12] ? __lock_acquire+0x518/0xc20 [ 12.194620][ T12] console_unlock+0xee/0x1f0 [ 12.194623][ T12] ? console_flush_one_record+0x710/0x710 [ 12.194625][ T12] ? rcu_is_watching+0x16/0xd0 [ 12.194628][ T12] ? lock_acquire+0x60/0x160 [ 12.194631][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.194633][ T12] ? vprintk_emit+0x320/0x3e0 [ 12.194637][ T12] vprintk_emit+0x37c/0x3e0 [ 12.194641][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 12.194644][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 12.194649][ T12] _printk+0xc7/0x100 [ 12.194652][ T12] ? snapshot_read.cold+0x21/0x21 [ 12.194654][ T12] ? ___ratelimit+0x4e7/0xa00 [ 12.194660][ T12] ? idr_get_free+0x830/0x830 [ 12.194665][ T12] ip6_tnl_xmit_ctl.cold+0x75/0x7a [ip6_tunnel] [ 12.194670][ T12] ip6gre_tunnel_xmit+0x1f5/0xd40 [ip6_gre] [ 12.194675][ T12] ? __gre6_xmit+0x1910/0x1910 [ip6_gre] [ 12.194678][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.194680][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.194683][ T12] ? validate_chain+0x38b/0xc20 [ 12.194686][ T12] ? mark_usage+0x61/0x170 [ 12.194688][ T12] ? netif_skb_features+0x658/0x1430 [ 12.194695][ T12] dev_hard_start_xmit+0xf4/0x620 [ 12.194699][ T12] ? rcu_is_watching+0x16/0xd0 [ 12.194702][ T12] __dev_queue_xmit+0xc0a/0x1b80 [ 12.194706][ T12] ? __lock_acquire+0x518/0xc20 [ 12.194708][ T12] ? ipv6_update_options+0x2e/0x380 [ 12.194713][ T12] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 12.194715][ T12] ? find_held_lock+0x2b/0x80 [ 12.194718][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 12.194720][ T12] ? __rwlock_init+0x150/0x150 [ 12.194722][ T12] ? mark_held_locks+0x40/0x70 [ 12.194725][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 12.194728][ T12] ? __local_bh_enable_ip+0xaa/0x150 [ 12.194731][ T12] ? __local_bh_enable_ip+0xaa/0x150 [ 12.194733][ T12] ? ___neigh_create+0x811/0x1070 [ 12.194739][ T12] ip6_finish_output2+0x423/0x1300 [ 12.194744][ T12] ? ip6_dst_lookup+0x80/0x80 [ 12.194746][ T12] ? find_held_lock+0x2b/0x80 [ 12.194749][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 12.194752][ T12] ? ip6_mtu+0x15d/0x310 [ 12.194756][ T12] ip6_finish_output+0x646/0xda0 [ 12.194760][ T12] ip6_output+0x23f/0x7f0 [ 12.194763][ T12] ? ip6_finish_output+0xda0/0xda0 [ 12.194765][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 12.194767][ T12] ? find_held_lock+0x2b/0x80 [ 12.194770][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 12.194771][ T12] ? __local_bh_enable_ip+0xaa/0x150 [ 12.194776][ T12] ndisc_send_skb+0xba3/0x1520 [ 12.194781][ T12] ? ndisc_recv_na+0xea0/0xea0 [ 12.194788][ T12] ? __asan_memset+0x27/0x50 [ 12.194793][ T12] addrconf_dad_completed+0x37e/0xe10 [ 12.194796][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 12.194799][ T12] ? addrconf_rs_timer+0x770/0x770 [ 12.194802][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 12.194803][ T12] ? __rwlock_init+0x150/0x150 [ 12.194806][ T12] ? mark_held_locks+0x40/0x70 [ 12.194810][ T12] ? addrconf_dad_begin+0x2e1/0x540 [ 12.194815][ T12] addrconf_dad_begin+0x2e1/0x540 [ 12.194817][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 12.194820][ T12] ? addrconf_dad_completed+0xe10/0xe10 [ 12.194823][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 12.194824][ T12] ? __rwlock_init+0x150/0x150 [ 12.194826][ T12] ? mark_held_locks+0x40/0x70 [ 12.194831][ T12] addrconf_dad_work+0x170/0x930 [ 12.194835][ T12] ? addrconf_dad_begin+0x540/0x540 [ 12.194838][ T12] ? rcu_is_watching+0x16/0xd0 [ 12.194840][ T12] ? rcu_is_watching+0x16/0xd0 [ 12.194842][ T12] ? lock_acquire+0x13c/0x160 [ 12.194844][ T12] ? rcu_is_watching+0x16/0xd0 [ 12.194848][ T12] process_one_work+0xe3e/0x1560 [ 12.194855][ T12] ? __queue_delayed_work+0x470/0x470 [ 12.194858][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 12.194866][ T12] worker_thread+0x4f1/0xd60 [ 12.194873][ T12] ? rescuer_thread+0x1340/0x1340 [ 12.194875][ T12] kthread+0x367/0x460 [ 12.194877][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.194880][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 12.194883][ T12] ret_from_fork+0x474/0x6b0 [ 12.194887][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 12.194890][ T12] ? __switch_to+0x5a3/0xe00 [ 12.194893][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 12.194896][ T12] ret_from_fork_asm+0x11/0x20 [ 12.194905][ T12] [ 12.251243][ T12] ip6_tunnel: g1 xmit: Local address not yet configured! [ 12.835372][ T287] 8021q: 802.1Q VLAN Support v1.8 [ 14.058434][ T325] GACT probability NOT on [ 14.058454][ T325] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.058457][ T325] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 325, name: modprobe [ 14.058459][ T325] preempt_count: 1, expected: 0 [ 14.058461][ T325] RCU nest depth: 0, expected: 0 [ 14.058462][ T325] locks held by modprobe/325: 4, last CPU#3: [ 14.058465][ T325] #0: ffffffff89169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.058480][ T325] #1: ffffffff89169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.058486][ T325] #2: ffffffff89089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.058493][ T325] #3: ffffffff89089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.058499][ T325] irq event stamp: 22156 [ 14.058500][ T325] hardirqs last enabled at (22155): [] __down_trylock_console_sem+0x86/0xa0 [ 14.058504][ T325] hardirqs last disabled at (22156): [] console_emit_next_record+0x3d4/0x4c0 [ 14.058506][ T325] softirqs last enabled at (21186): [] handle_softirqs+0x67c/0x900 [ 14.058510][ T325] softirqs last disabled at (20729): [] __irq_exit_rcu+0x145/0x1c0 [ 14.058514][ T325] Preemption disabled at: [ 14.058514][ T325] [] vprintk_emit+0x31b/0x3e0 [ 14.058522][ T325] CPU: 3 UID: 0 PID: 325 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.058526][ T325] Tainted: [W]=WARN [ 14.058527][ T325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.058530][ T325] Call Trace: [ 14.058531][ T325] [ 14.058534][ T325] dump_stack_lvl+0x6f/0xa0 [ 14.058541][ T325] ? vprintk_emit+0x31b/0x3e0 [ 14.058544][ T325] __might_resched.cold+0x1fe/0x2c1 [ 14.058550][ T325] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.058556][ T325] ? __kmalloc_noprof+0xdb/0x760 [ 14.058563][ T325] __kmalloc_noprof+0x443/0x760 [ 14.058567][ T325] ? alloc_buf.isra.0+0x4b/0x260 [ 14.058576][ T325] ? do_raw_spin_unlock+0x59/0x250 [ 14.058579][ T325] alloc_buf.isra.0+0x4b/0x260 [ 14.058585][ T325] put_chars+0x1e1/0x2f0 [ 14.058587][ T325] ? desc_read_finalized_seq+0x79/0x120 [ 14.058591][ T325] ? __send_to_port+0x420/0x420 [ 14.058596][ T325] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.058601][ T325] ? validate_chain+0x38b/0xc20 [ 14.058608][ T325] hvc_console_print+0x292/0x780 [ 14.058611][ T325] ? __lock_acquire+0x518/0xc20 [ 14.058614][ T325] ? __lock_acquire+0x518/0xc20 [ 14.058622][ T325] ? hvc_write+0x3a0/0x3a0 [ 14.058624][ T325] ? console_emit_next_record+0x1df/0x4c0 [ 14.058629][ T325] ? rcu_is_watching+0x16/0xd0 [ 14.058634][ T325] ? lock_acquire+0x13c/0x160 [ 14.058640][ T325] console_emit_next_record+0x22f/0x4c0 [ 14.058646][ T325] ? devkmsg_read+0x4b0/0x4b0 [ 14.058649][ T325] ? console_flush_one_record+0x106/0x710 [ 14.058654][ T325] ? rcu_is_watching+0x16/0xd0 [ 14.058658][ T325] ? lock_acquire+0x13c/0x160 [ 14.058664][ T325] console_flush_one_record+0x46f/0x710 [ 14.058670][ T325] ? console_emit_next_record+0x4c0/0x4c0 [ 14.058673][ T325] ? __lock_acquire+0x518/0xc20 [ 14.058682][ T325] console_unlock+0xee/0x1f0 [ 14.058686][ T325] ? console_flush_one_record+0x710/0x710 [ 14.058689][ T325] ? rcu_is_watching+0x16/0xd0 [ 14.058692][ T325] ? lock_acquire+0x60/0x160 [ 14.058698][ T325] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.058701][ T325] ? vprintk_emit+0x320/0x3e0 [ 14.058706][ T325] vprintk_emit+0x37c/0x3e0 [ 14.058712][ T325] ? wake_up_klogd_work_func+0x90/0x90 [ 14.058722][ T325] ? gre_exit+0x3f0/0x3f0 [gre] [ 14.058726][ T325] _printk+0xc7/0x100 [ 14.058732][ T325] ? snapshot_read.cold+0x21/0x21 [ 14.058743][ T325] ? do_one_initcall+0x113/0x4f0 [ 14.058748][ T325] gact_init_module+0x15/0x1000 [act_gact] [ 14.058751][ T325] do_one_initcall+0x124/0x4f0 [ 14.058756][ T325] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 14.058763][ T325] ? do_init_module+0xae/0x8a0 [ 14.058767][ T325] ? kasan_unpoison+0x44/0x70 [ 14.058775][ T325] do_init_module+0x2ad/0x8a0 [ 14.058781][ T325] ? lockdep_hardirqs_on+0x91/0x130 [ 14.058786][ T325] ? free_module+0x470/0x470 [ 14.058791][ T325] ? kfree+0x123/0x590 [ 14.058798][ T325] load_module+0x1424/0x1bb0 [ 14.058810][ T325] ? layout_and_allocate.isra.0+0x680/0x680 [ 14.058819][ T325] ? __ia32_sys_fsconfig+0x180/0x180 [ 14.058822][ T325] ? ovl_real_file+0x172/0x1e0 [ 14.058828][ T325] ? backing_file_read_iter+0x541/0x790 [ 14.058832][ T325] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.058839][ T325] init_module_from_file+0x11f/0x1a0 [ 14.058844][ T325] ? __do_sys_init_module+0x220/0x220 [ 14.058858][ T325] ? __rwlock_init+0x150/0x150 [ 14.058864][ T325] ? do_raw_spin_unlock+0x59/0x250 [ 14.058869][ T325] idempotent_init_module+0x37b/0x7c0 [ 14.058874][ T325] ? init_module_from_file+0x1a0/0x1a0 [ 14.058885][ T325] ? rcu_is_watching+0x16/0xd0 [ 14.058889][ T325] ? cap_capable+0x1d7/0x3d0 [ 14.058898][ T325] __x64_sys_finit_module+0xdf/0x190 [ 14.058901][ T325] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.058906][ T325] do_syscall_64+0xff/0x530 [ 14.058909][ T325] ? exc_page_fault+0xee/0x100 [ 14.058914][ T325] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.058917][ T325] RIP: 0033:0x7f4d2ee8f37d [ 14.058921][ T325] 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 [ 14.058924][ T325] RSP: 002b:00007ffe39f93298 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 14.058928][ T325] RAX: ffffffffffffffda RBX: 00005635129a0810 RCX: 00007f4d2ee8f37d [ 14.058930][ T325] RDX: 0000000000000000 RSI: 0000563505a37ffd RDI: 0000000000000000 [ 14.058931][ T325] RBP: 00007ffe39f93330 R08: 0000000000000000 R09: 0000000000000000 [ 14.058933][ T325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563505a37ffd [ 14.058934][ T325] R13: 00005635129a0960 R14: 0000000000040000 R15: 0000000000000000 [ 14.058947][ T325] [ 14.642649][ T12] ip6_tunnel: g2 xmit: Local address not yet configured! [ 14.678067][ T12] ip6_tunnel: g2 xmit: Local address not yet configured! [ 181.451319][ T6104] ping6 (6104) used greatest stack depth: 23872 bytes left [ 181.451343][ T6104] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 181.451345][ T6104] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 6104, name: ping6 [ 181.451348][ T6104] preempt_count: 2, expected: 0 [ 181.451349][ T6104] RCU nest depth: 0, expected: 0 [ 181.451351][ T6104] locks held by ping6/6104: 5, last CPU#2: [ 181.451353][ T6104] #0: ffffffff890027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 181.451369][ T6104] #1: ffffffff89169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 181.451377][ T6104] #2: ffffffff89169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 181.451383][ T6104] #3: ffffffff89089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 181.451389][ T6104] #4: ffffffff89089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 181.451395][ T6104] irq event stamp: 14042 [ 181.451397][ T6104] hardirqs last enabled at (14041): [] __down_trylock_console_sem+0x86/0xa0 [ 181.451400][ T6104] hardirqs last disabled at (14042): [] console_emit_next_record+0x3d4/0x4c0 [ 181.451403][ T6104] softirqs last enabled at (13288): [] sk_common_release+0x16b/0x310 [ 181.451408][ T6104] softirqs last disabled at (13286): [] sk_common_release+0xc2/0x310 [ 181.451411][ T6104] Preemption disabled at: [ 181.451412][ T6104] [<0000000000000000>] 0x0 [ 181.451421][ T6104] CPU: 2 UID: 0 PID: 6104 Comm: ping6 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 181.451426][ T6104] Tainted: [W]=WARN [ 181.451427][ T6104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 181.451429][ T6104] Call Trace: [ 181.451432][ T6104] [ 181.451434][ T6104] dump_stack_lvl+0x6f/0xa0 [ 181.451442][ T6104] __might_resched.cold+0x1fe/0x2c1 [ 181.451448][ T6104] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 181.451454][ T6104] ? __kmalloc_noprof+0xdb/0x760 [ 181.451462][ T6104] __kmalloc_noprof+0x443/0x760 [ 181.451465][ T6104] ? alloc_buf.isra.0+0x4b/0x260 [ 181.451474][ T6104] ? do_raw_spin_unlock+0x59/0x250 [ 181.451477][ T6104] alloc_buf.isra.0+0x4b/0x260 [ 181.451483][ T6104] put_chars+0x1e1/0x2f0 [ 181.451487][ T6104] ? __send_to_port+0x420/0x420 [ 181.451489][ T6104] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 181.451496][ T6104] ? validate_chain+0x38b/0xc20 [ 181.451505][ T6104] hvc_console_print+0x292/0x780 [ 181.451516][ T6104] ? hvc_write+0x3a0/0x3a0 [ 181.451519][ T6104] ? rcu_is_watching+0x16/0xd0 [ 181.451523][ T6104] ? lock_acquire+0x13c/0x160 [ 181.451530][ T6104] console_emit_next_record+0x22f/0x4c0 [ 181.451537][ T6104] ? devkmsg_read+0x4b0/0x4b0 [ 181.451539][ T6104] ? console_flush_one_record+0x106/0x710 [ 181.451544][ T6104] ? rcu_is_watching+0x16/0xd0 [ 181.451548][ T6104] ? lock_acquire+0x13c/0x160 [ 181.451555][ T6104] console_flush_one_record+0x46f/0x710 [ 181.451562][ T6104] ? console_emit_next_record+0x4c0/0x4c0 [ 181.451565][ T6104] ? __lock_acquire+0x518/0xc20 [ 181.451574][ T6104] console_unlock+0xee/0x1f0 [ 181.451579][ T6104] ? console_flush_one_record+0x710/0x710 [ 181.451581][ T6104] ? rcu_is_watching+0x16/0xd0 [ 181.451585][ T6104] ? lock_acquire+0x60/0x160 [ 181.451591][ T6104] ? __down_trylock_console_sem+0x5e/0xa0 [ 181.451594][ T6104] ? vprintk_emit+0x320/0x3e0 [ 181.451599][ T6104] vprintk_emit+0x37c/0x3e0 [ 181.451605][ T6104] ? wake_up_klogd_work_func+0x90/0x90 [ 181.451611][ T6104] ? __lock_acquire+0x518/0xc20 [ 181.451618][ T6104] _printk+0xc7/0x100 [ 181.451623][ T6104] ? snapshot_read.cold+0x21/0x21 [ 181.451633][ T6104] ? do_raw_spin_lock+0x131/0x280 [ 181.451638][ T6104] ? __rwlock_init+0x150/0x150 [ 181.451644][ T6104] ? do_raw_spin_lock+0x131/0x280 [ 181.451649][ T6104] do_exit.cold+0x82/0x9c [ 181.451655][ T6104] ? exit_notify+0x890/0x890 [ 181.451657][ T6104] ? __lock_release.isra.0+0x69/0x1a0 [ 181.451662][ T6104] ? rcu_is_watching+0x16/0xd0 [ 181.451669][ T6104] do_group_exit+0xb8/0x370 [ 181.451674][ T6104] __x64_sys_exit_group+0x3c/0x50 [ 181.451676][ T6104] x64_sys_call+0x1567/0x1570 [ 181.451680][ T6104] do_syscall_64+0xff/0x530 [ 181.451684][ T6104] ? exc_page_fault+0xee/0x100 [ 181.451688][ T6104] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 181.451691][ T6104] RIP: 0033:0x7fc04aff31b8 [ 181.451695][ T6104] Code: Unable to access opcode bytes at 0x7fc04aff318e. [ 181.451696][ T6104] RSP: 002b:00007ffcf996f248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 181.451699][ T6104] RAX: ffffffffffffffda RBX: 00007fc04b123f88 RCX: 00007fc04aff31b8 [ 181.451701][ T6104] RDX: 00007fc04ad847c8 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 181.451703][ T6104] RBP: 00007ffcf996f2a0 R08: 0000000000000000 R09: 0000000000001010 [ 181.451704][ T6104] R10: 00007ffcf996f0c0 R11: 0000000000000246 R12: 0000000000000002 [ 181.451706][ T6104] R13: 0000000000000000 R14: 00007fc04b122680 R15: 00007fc04b123fa0 [ 181.451719][ T6104]