[ 9.308567][ T186] ip (186) used greatest stack depth: 24416 bytes left [ 9.308582][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.308584][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 9.308586][ T186] preempt_count: 2, expected: 0 [ 9.308587][ T186] RCU nest depth: 0, expected: 0 [ 9.308588][ T186] locks held by ip/186: 5, last CPU#1: [ 9.308590][ T186] #0: ffffffff978027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.308602][ T186] #1: ffffffff97969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.308608][ T186] #2: ffffffff97969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.308612][ T186] #3: ffffffff97889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.308616][ T186] #4: ffffffff97889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.308619][ T186] irq event stamp: 26202 [ 9.308620][ T186] hardirqs last enabled at (26201): [] __down_trylock_console_sem+0x86/0xa0 [ 9.308623][ T186] hardirqs last disabled at (26202): [] console_emit_next_record+0x3d4/0x4c0 [ 9.308625][ T186] softirqs last enabled at (25444): [] handle_softirqs+0x67c/0x900 [ 9.308627][ T186] softirqs last disabled at (25437): [] __irq_exit_rcu+0x145/0x1c0 [ 9.308629][ T186] Preemption disabled at: [ 9.308629][ T186] [<0000000000000000>] 0x0 [ 9.308636][ T186] CPU: 1 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.308639][ T186] Tainted: [W]=WARN [ 9.308640][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.308642][ T186] Call Trace: [ 9.308643][ T186] [ 9.308645][ T186] dump_stack_lvl+0x6f/0xa0 [ 9.308651][ T186] __might_resched.cold+0x1fe/0x2c1 [ 9.308656][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.308660][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 9.308665][ T186] __kmalloc_noprof+0x443/0x760 [ 9.308667][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 9.308673][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 9.308676][ T186] alloc_buf.isra.0+0x4b/0x260 [ 9.308679][ T186] put_chars+0x1e1/0x2f0 [ 9.308682][ T186] ? __send_to_port+0x420/0x420 [ 9.308683][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.308688][ T186] ? validate_chain+0x38b/0xc20 [ 9.308693][ T186] hvc_console_print+0x292/0x780 [ 9.308699][ T186] ? hvc_write+0x3a0/0x3a0 [ 9.308701][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.308703][ T186] ? lock_acquire+0x13c/0x160 [ 9.308707][ T186] console_emit_next_record+0x22f/0x4c0 [ 9.308711][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 9.308713][ T186] ? console_flush_one_record+0x106/0x710 [ 9.308716][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.308718][ T186] ? lock_acquire+0x13c/0x160 [ 9.308722][ T186] console_flush_one_record+0x46f/0x710 [ 9.308726][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 9.308728][ T186] ? __lock_acquire+0x518/0xc20 [ 9.308733][ T186] console_unlock+0xee/0x1f0 [ 9.308736][ T186] ? console_flush_one_record+0x710/0x710 [ 9.308738][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.308740][ T186] ? lock_acquire+0x60/0x160 [ 9.308744][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.308745][ T186] ? vprintk_emit+0x320/0x3e0 [ 9.308749][ T186] vprintk_emit+0x37c/0x3e0 [ 9.308752][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 9.308756][ T186] ? __lock_acquire+0x518/0xc20 [ 9.308759][ T186] _printk+0xc7/0x100 [ 9.308763][ T186] ? snapshot_read.cold+0x21/0x21 [ 9.308766][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.308768][ T186] ? __rwlock_init+0x150/0x150 [ 9.308772][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.308775][ T186] do_exit.cold+0x82/0x9c [ 9.308779][ T186] ? exit_notify+0x890/0x890 [ 9.308781][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 9.308783][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.308787][ T186] do_group_exit+0xb8/0x370 [ 9.308790][ T186] __x64_sys_exit_group+0x3c/0x50 [ 9.308792][ T186] x64_sys_call+0x1567/0x1570 [ 9.308794][ T186] do_syscall_64+0xff/0x530 [ 9.308797][ T186] ? exc_page_fault+0xee/0x100 [ 9.308800][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.308802][ T186] RIP: 0033:0x7f96069a41b8 [ 9.308804][ T186] Code: Unable to access opcode bytes at 0x7f96069a418e. [ 9.308806][ T186] RSP: 002b:00007ffc14e4e018 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.308808][ T186] RAX: ffffffffffffffda RBX: 00007f9606ad4f88 RCX: 00007f96069a41b8 [ 9.308809][ T186] RDX: 00007f96066eefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.308810][ T186] RBP: 00007ffc14e4e070 R08: 0000000000000000 R09: 0000000000008010 [ 9.308811][ T186] R10: 00007ffc14e4de30 R11: 0000000000000246 R12: 0000000000000001 [ 9.308812][ T186] R13: 0000000000000000 R14: 00007f9606ad3680 R15: 00007f9606ad4fa0 [ 9.308819][ T186] [ 11.225584][ T263] gre: GRE over IPv4 demultiplexer driver [ 11.225603][ T263] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.225606][ T263] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 263, name: modprobe [ 11.225607][ T263] preempt_count: 1, expected: 0 [ 11.225608][ T263] RCU nest depth: 0, expected: 0 [ 11.225609][ T263] locks held by modprobe/263: 4, last CPU#0: [ 11.225611][ T263] #0: ffffffff97969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.225623][ T263] #1: ffffffff97969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.225627][ T263] #2: ffffffff97889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.225632][ T263] #3: ffffffff97889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.225636][ T263] irq event stamp: 20022 [ 11.225636][ T263] hardirqs last enabled at (20021): [] __down_trylock_console_sem+0x86/0xa0 [ 11.225639][ T263] hardirqs last disabled at (20022): [] console_emit_next_record+0x3d4/0x4c0 [ 11.225641][ T263] softirqs last enabled at (18652): [] handle_softirqs+0x67c/0x900 [ 11.225644][ T263] softirqs last disabled at (18643): [] __irq_exit_rcu+0x145/0x1c0 [ 11.225646][ T263] Preemption disabled at: [ 11.225646][ T263] [] vprintk_emit+0x31b/0x3e0 [ 11.225652][ T263] CPU: 0 UID: 0 PID: 263 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.225656][ T263] Tainted: [W]=WARN [ 11.225657][ T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.225658][ T263] Call Trace: [ 11.225660][ T263] [ 11.225662][ T263] dump_stack_lvl+0x6f/0xa0 [ 11.225667][ T263] ? vprintk_emit+0x31b/0x3e0 [ 11.225669][ T263] __might_resched.cold+0x1fe/0x2c1 [ 11.225674][ T263] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.225678][ T263] ? __kmalloc_noprof+0xdb/0x760 [ 11.225683][ T263] __kmalloc_noprof+0x443/0x760 [ 11.225685][ T263] ? alloc_buf.isra.0+0x4b/0x260 [ 11.225691][ T263] ? do_raw_spin_unlock+0x59/0x250 [ 11.225694][ T263] alloc_buf.isra.0+0x4b/0x260 [ 11.225697][ T263] put_chars+0x1e1/0x2f0 [ 11.225699][ T263] ? desc_read_finalized_seq+0x79/0x120 [ 11.225701][ T263] ? __send_to_port+0x420/0x420 [ 11.225704][ T263] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.225707][ T263] ? validate_chain+0x38b/0xc20 [ 11.225711][ T263] hvc_console_print+0x292/0x780 [ 11.225714][ T263] ? __lock_acquire+0x518/0xc20 [ 11.225715][ T263] ? __lock_acquire+0x518/0xc20 [ 11.225720][ T263] ? hvc_write+0x3a0/0x3a0 [ 11.225721][ T263] ? console_emit_next_record+0x1df/0x4c0 [ 11.225724][ T263] ? rcu_is_watching+0x16/0xd0 [ 11.225727][ T263] ? lock_acquire+0x13c/0x160 [ 11.225731][ T263] console_emit_next_record+0x22f/0x4c0 [ 11.225734][ T263] ? devkmsg_read+0x4b0/0x4b0 [ 11.225736][ T263] ? console_flush_one_record+0x106/0x710 [ 11.225739][ T263] ? rcu_is_watching+0x16/0xd0 [ 11.225741][ T263] ? lock_acquire+0x13c/0x160 [ 11.225745][ T263] console_flush_one_record+0x46f/0x710 [ 11.225749][ T263] ? console_emit_next_record+0x4c0/0x4c0 [ 11.225751][ T263] ? __lock_acquire+0x518/0xc20 [ 11.225756][ T263] console_unlock+0xee/0x1f0 [ 11.225759][ T263] ? console_flush_one_record+0x710/0x710 [ 11.225760][ T263] ? rcu_is_watching+0x16/0xd0 [ 11.225763][ T263] ? lock_acquire+0x60/0x160 [ 11.225766][ T263] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.225768][ T263] ? vprintk_emit+0x320/0x3e0 [ 11.225771][ T263] vprintk_emit+0x37c/0x3e0 [ 11.225775][ T263] ? wake_up_klogd_work_func+0x90/0x90 [ 11.225780][ T263] ? gre_exit+0x3f0/0x3f0 [gre] [ 11.225783][ T263] _printk+0xc7/0x100 [ 11.225787][ T263] ? snapshot_read.cold+0x21/0x21 [ 11.225793][ T263] ? do_one_initcall+0x113/0x4f0 [ 11.225796][ T263] gre_init+0x15/0x1000 [gre] [ 11.225798][ T263] do_one_initcall+0x124/0x4f0 [ 11.225800][ T263] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 11.225805][ T263] ? do_init_module+0xae/0x8a0 [ 11.225808][ T263] ? kasan_unpoison+0x44/0x70 [ 11.225812][ T263] do_init_module+0x2ad/0x8a0 [ 11.225816][ T263] ? lockdep_hardirqs_on+0x91/0x130 [ 11.225820][ T263] ? free_module+0x470/0x470 [ 11.225823][ T263] ? kfree+0x123/0x590 [ 11.225827][ T263] load_module+0x1424/0x1bb0 [ 11.225834][ T263] ? layout_and_allocate.isra.0+0x680/0x680 [ 11.225839][ T263] ? backing_file_read_iter+0x541/0x790 [ 11.225842][ T263] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.225846][ T263] init_module_from_file+0x11f/0x1a0 [ 11.225849][ T263] ? __do_sys_init_module+0x220/0x220 [ 11.225857][ T263] ? __rwlock_init+0x150/0x150 [ 11.225861][ T263] ? do_raw_spin_unlock+0x59/0x250 [ 11.225864][ T263] idempotent_init_module+0x37b/0x7c0 [ 11.225867][ T263] ? init_module_from_file+0x1a0/0x1a0 [ 11.225873][ T263] ? rcu_is_watching+0x16/0xd0 [ 11.225875][ T263] ? cap_capable+0x1d7/0x3d0 [ 11.225881][ T263] __x64_sys_finit_module+0xdf/0x190 [ 11.225883][ T263] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.225886][ T263] do_syscall_64+0xff/0x530 [ 11.225888][ T263] ? exc_page_fault+0xee/0x100 [ 11.225891][ T263] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.225893][ T263] RIP: 0033:0x7f3edde7437d [ 11.225897][ T263] 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 [ 11.225898][ T263] RSP: 002b:00007ffcbddb5008 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.225901][ T263] RAX: ffffffffffffffda RBX: 000055bb04463d30 RCX: 00007f3edde7437d [ 11.225902][ T263] RDX: 0000000000000000 RSI: 000055baf82d2ffd RDI: 0000000000000000 [ 11.225903][ T263] RBP: 00007ffcbddb50a0 R08: 0000000000000000 R09: 0000000000000000 [ 11.225904][ T263] R10: 0000000000000000 R11: 0000000000000246 R12: 000055baf82d2ffd [ 11.225905][ T263] R13: 000055bb04463cf0 R14: 0000000000040000 R15: 0000000000000000 [ 11.225911][ T263] [ 11.278252][ T263] ip6_gre: GRE over IPv6 tunneling driver [ 11.335680][ T12] ip6_tunnel: g1 xmit: Local address not yet configured! [ 11.335738][ T12] [ 11.335739][ T12] ============================= [ 11.335740][ T12] WARNING: suspicious RCU usage [ 11.335742][ T12] 7.2.0-virtme #1 Tainted: G W [ 11.335744][ T12] ----------------------------- [ 11.335744][ T12] kernel/sched/core.c:9196 Illegal context switch in RCU-bh read-side critical section! [ 11.335746][ T12] [ 11.335746][ T12] other info that might help us debug this: [ 11.335746][ T12] [ 11.335746][ T12] [ 11.335746][ T12] rcu_scheduler_active = 2, debug_locks = 1 [ 11.335748][ T12] locks held by kworker/u16:0/12: 11, last CPU#3: [ 11.335749][ T12] #0: ff11000008917140 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 11.335761][ T12] #1: ffa00000000c7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 11.335765][ T12] #2: ffffffff980d2c40 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 11.335770][ T12] #3: ffffffff97980b00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 11.335775][ T12] #4: ffffffff97980b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 11.335778][ T12] #5: ffffffff97980aa0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1fc/0x1b80 [ 11.335783][ T12] #6: ffffffff97980b00 (rcu_read_lock){....}-{1:3}, at: ip6_tnl_xmit_ctl+0xfd/0x390 [ip6_tunnel] [ 11.335789][ T12] #7: ffffffff97969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.335794][ T12] #8: ffffffff97969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.335797][ T12] #9: ffffffff97889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.335801][ T12] #10: ffffffff97889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.335804][ T12] [ 11.335804][ T12] stack backtrace: [ 11.335807][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.335810][ T12] Tainted: [W]=WARN [ 11.335811][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.335813][ T12] Workqueue: ipv6_addrconf addrconf_dad_work [ 11.335816][ T12] Call Trace: [ 11.335818][ T12] [ 11.335819][ T12] dump_stack_lvl+0x6f/0xa0 [ 11.335825][ T12] lockdep_rcu_suspicious.cold+0x37/0x8a [ 11.335831][ T12] __might_resched+0x2ac/0x390 [ 11.335835][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.335838][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 11.335844][ T12] __kmalloc_noprof+0x443/0x760 [ 11.335846][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 11.335851][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 11.335854][ T12] alloc_buf.isra.0+0x4b/0x260 [ 11.335857][ T12] put_chars+0x1e1/0x2f0 [ 11.335859][ T12] ? check_prev_add+0x316/0xe90 [ 11.335861][ T12] ? __send_to_port+0x420/0x420 [ 11.335865][ T12] ? validate_chain+0x34a/0xc20 [ 11.335869][ T12] hvc_console_print+0x292/0x780 [ 11.335876][ T12] ? hvc_write+0x3a0/0x3a0 [ 11.335878][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.335882][ T12] ? lock_acquire+0x13c/0x160 [ 11.335886][ T12] console_emit_next_record+0x22f/0x4c0 [ 11.335890][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 11.335891][ T12] ? console_flush_one_record+0x106/0x710 [ 11.335895][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.335897][ T12] ? lock_acquire+0x13c/0x160 [ 11.335901][ T12] console_flush_one_record+0x46f/0x710 [ 11.335905][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 11.335907][ T12] ? __lock_acquire+0x518/0xc20 [ 11.335912][ T12] console_unlock+0xee/0x1f0 [ 11.335915][ T12] ? console_flush_one_record+0x710/0x710 [ 11.335917][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.335919][ T12] ? lock_acquire+0x60/0x160 [ 11.335923][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.335924][ T12] ? vprintk_emit+0x320/0x3e0 [ 11.335928][ T12] vprintk_emit+0x37c/0x3e0 [ 11.335932][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 11.335934][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.335939][ T12] _printk+0xc7/0x100 [ 11.335942][ T12] ? snapshot_read.cold+0x21/0x21 [ 11.335943][ T12] ? ___ratelimit+0x4e7/0xa00 [ 11.335949][ T12] ? idr_get_free+0x830/0x830 [ 11.335955][ T12] ip6_tnl_xmit_ctl.cold+0x75/0x7a [ip6_tunnel] [ 11.335962][ T12] ip6gre_tunnel_xmit+0x1f5/0xd40 [ip6_gre] [ 11.335967][ T12] ? __gre6_xmit+0x1910/0x1910 [ip6_gre] [ 11.335970][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.335972][ T12] ? __bfs+0x1e6/0x310 [ 11.335976][ T12] ? mark_usage+0x61/0x170 [ 11.335978][ T12] ? netif_skb_features+0x658/0x1430 [ 11.335985][ T12] dev_hard_start_xmit+0xf4/0x620 [ 11.335989][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.335992][ T12] __dev_queue_xmit+0xc0a/0x1b80 [ 11.335996][ T12] ? __lock_acquire+0x518/0xc20 [ 11.335997][ T12] ? ipv6_set_opt_hdr+0x2b0/0x5a0 [ 11.336002][ T12] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 11.336004][ T12] ? find_held_lock+0x2b/0x80 [ 11.336007][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.336008][ T12] ? __rwlock_init+0x150/0x150 [ 11.336011][ T12] ? mark_held_locks+0x40/0x70 [ 11.336014][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 11.336016][ T12] ? __local_bh_enable_ip+0xaa/0x150 [ 11.336019][ T12] ? __local_bh_enable_ip+0xaa/0x150 [ 11.336020][ T12] ? ___neigh_create+0x811/0x1070 [ 11.336027][ T12] ip6_finish_output2+0x423/0x1300 [ 11.336031][ T12] ? ip6_dst_lookup+0x80/0x80 [ 11.336033][ T12] ? find_held_lock+0x2b/0x80 [ 11.336036][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.336038][ T12] ? ip6_mtu+0x15d/0x310 [ 11.336043][ T12] ip6_finish_output+0x646/0xda0 [ 11.336046][ T12] ip6_output+0x23f/0x7f0 [ 11.336049][ T12] ? ip6_finish_output+0xda0/0xda0 [ 11.336051][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 11.336053][ T12] ? find_held_lock+0x2b/0x80 [ 11.336056][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.336058][ T12] ? __local_bh_enable_ip+0xaa/0x150 [ 11.336062][ T12] ndisc_send_skb+0xba3/0x1520 [ 11.336067][ T12] ? ndisc_recv_na+0xea0/0xea0 [ 11.336073][ T12] ? __asan_memset+0x27/0x50 [ 11.336078][ T12] addrconf_dad_completed+0x37e/0xe10 [ 11.336082][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 11.336084][ T12] ? addrconf_rs_timer+0x770/0x770 [ 11.336087][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.336088][ T12] ? __rwlock_init+0x150/0x150 [ 11.336090][ T12] ? mark_held_locks+0x40/0x70 [ 11.336094][ T12] ? addrconf_dad_begin+0x2e1/0x540 [ 11.336096][ T12] addrconf_dad_begin+0x2e1/0x540 [ 11.336098][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 11.336101][ T12] ? addrconf_dad_completed+0xe10/0xe10 [ 11.336103][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.336105][ T12] ? __rwlock_init+0x150/0x150 [ 11.336107][ T12] ? mark_held_locks+0x40/0x70 [ 11.336111][ T12] addrconf_dad_work+0x170/0x930 [ 11.336115][ T12] ? addrconf_dad_begin+0x540/0x540 [ 11.336119][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.336120][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.336122][ T12] ? lock_acquire+0x13c/0x160 [ 11.336124][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.336128][ T12] process_one_work+0xe3e/0x1560 [ 11.336138][ T12] ? __queue_delayed_work+0x470/0x470 [ 11.336141][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 11.336153][ T12] worker_thread+0x4f1/0xd60 [ 11.336161][ T12] ? rescuer_thread+0x1340/0x1340 [ 11.336163][ T12] kthread+0x367/0x460 [ 11.336165][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.336168][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 11.336171][ T12] ret_from_fork+0x474/0x6b0 [ 11.336175][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 11.336178][ T12] ? __switch_to+0x5a3/0xe00 [ 11.336181][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 11.336184][ T12] ret_from_fork_asm+0x11/0x20 [ 11.336192][ T12] [ 11.349726][ T267] ip (267) used greatest stack depth: 24288 bytes left [ 11.407564][ T12] ip6_tunnel: g1 xmit: Local address not yet configured! [ 11.413539][ T270] ip (270) used greatest stack depth: 23968 bytes left [ 11.892857][ T287] 8021q: 802.1Q VLAN Support v1.8 [ 12.899095][ T326] GACT probability NOT on [ 12.899110][ T326] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.899113][ T326] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 326, name: modprobe [ 12.899114][ T326] preempt_count: 1, expected: 0 [ 12.899115][ T326] RCU nest depth: 0, expected: 0 [ 12.899116][ T326] locks held by modprobe/326: 4, last CPU#0: [ 12.899118][ T326] #0: ffffffff97969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.899130][ T326] #1: ffffffff97969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.899136][ T326] #2: ffffffff97889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.899141][ T326] #3: ffffffff97889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.899145][ T326] irq event stamp: 19846 [ 12.899146][ T326] hardirqs last enabled at (19845): [] __down_trylock_console_sem+0x86/0xa0 [ 12.899149][ T326] hardirqs last disabled at (19846): [] console_emit_next_record+0x3d4/0x4c0 [ 12.899152][ T326] softirqs last enabled at (18726): [] handle_softirqs+0x67c/0x900 [ 12.899155][ T326] softirqs last disabled at (18721): [] __irq_exit_rcu+0x145/0x1c0 [ 12.899157][ T326] Preemption disabled at: [ 12.899158][ T326] [] vprintk_emit+0x31b/0x3e0 [ 12.899164][ T326] CPU: 0 UID: 0 PID: 326 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.899167][ T326] Tainted: [W]=WARN [ 12.899168][ T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.899169][ T326] Call Trace: [ 12.899171][ T326] [ 12.899172][ T326] dump_stack_lvl+0x6f/0xa0 [ 12.899178][ T326] ? vprintk_emit+0x31b/0x3e0 [ 12.899180][ T326] __might_resched.cold+0x1fe/0x2c1 [ 12.899185][ T326] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.899189][ T326] ? __kmalloc_noprof+0xdb/0x760 [ 12.899194][ T326] __kmalloc_noprof+0x443/0x760 [ 12.899196][ T326] ? alloc_buf.isra.0+0x4b/0x260 [ 12.899202][ T326] ? do_raw_spin_unlock+0x59/0x250 [ 12.899204][ T326] alloc_buf.isra.0+0x4b/0x260 [ 12.899207][ T326] put_chars+0x1e1/0x2f0 [ 12.899209][ T326] ? desc_read_finalized_seq+0x79/0x120 [ 12.899211][ T326] ? __send_to_port+0x420/0x420 [ 12.899214][ T326] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.899217][ T326] ? validate_chain+0x38b/0xc20 [ 12.899221][ T326] hvc_console_print+0x292/0x780 [ 12.899224][ T326] ? __lock_acquire+0x518/0xc20 [ 12.899226][ T326] ? __lock_acquire+0x518/0xc20 [ 12.899230][ T326] ? hvc_write+0x3a0/0x3a0 [ 12.899231][ T326] ? console_emit_next_record+0x1df/0x4c0 [ 12.899234][ T326] ? rcu_is_watching+0x16/0xd0 [ 12.899237][ T326] ? lock_acquire+0x13c/0x160 [ 12.899241][ T326] console_emit_next_record+0x22f/0x4c0 [ 12.899244][ T326] ? devkmsg_read+0x4b0/0x4b0 [ 12.899246][ T326] ? console_flush_one_record+0x106/0x710 [ 12.899249][ T326] ? rcu_is_watching+0x16/0xd0 [ 12.899251][ T326] ? lock_acquire+0x13c/0x160 [ 12.899255][ T326] console_flush_one_record+0x46f/0x710 [ 12.899259][ T326] ? console_emit_next_record+0x4c0/0x4c0 [ 12.899261][ T326] ? __lock_acquire+0x518/0xc20 [ 12.899266][ T326] console_unlock+0xee/0x1f0 [ 12.899268][ T326] ? console_flush_one_record+0x710/0x710 [ 12.899270][ T326] ? rcu_is_watching+0x16/0xd0 [ 12.899272][ T326] ? lock_acquire+0x60/0x160 [ 12.899276][ T326] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.899277][ T326] ? vprintk_emit+0x320/0x3e0 [ 12.899280][ T326] vprintk_emit+0x37c/0x3e0 [ 12.899284][ T326] ? wake_up_klogd_work_func+0x90/0x90 [ 12.899290][ T326] ? gre_exit+0x3f0/0x3f0 [gre] [ 12.899292][ T326] _printk+0xc7/0x100 [ 12.899296][ T326] ? snapshot_read.cold+0x21/0x21 [ 12.899302][ T326] ? do_one_initcall+0x113/0x4f0 [ 12.899305][ T326] gact_init_module+0x15/0x1000 [act_gact] [ 12.899307][ T326] do_one_initcall+0x124/0x4f0 [ 12.899310][ T326] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 12.899314][ T326] ? do_init_module+0xae/0x8a0 [ 12.899317][ T326] ? kasan_unpoison+0x44/0x70 [ 12.899321][ T326] do_init_module+0x2ad/0x8a0 [ 12.899325][ T326] ? lockdep_hardirqs_on+0x91/0x130 [ 12.899329][ T326] ? free_module+0x470/0x470 [ 12.899332][ T326] ? kfree+0x123/0x590 [ 12.899336][ T326] load_module+0x1424/0x1bb0 [ 12.899347][ T326] ? layout_and_allocate.isra.0+0x680/0x680 [ 12.899351][ T326] ? __ia32_sys_fsconfig+0x180/0x180 [ 12.899354][ T326] ? ovl_real_file+0x172/0x1e0 [ 12.899358][ T326] ? backing_file_read_iter+0x541/0x790 [ 12.899361][ T326] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.899365][ T326] init_module_from_file+0x11f/0x1a0 [ 12.899368][ T326] ? __do_sys_init_module+0x220/0x220 [ 12.899376][ T326] ? __rwlock_init+0x150/0x150 [ 12.899379][ T326] ? do_raw_spin_unlock+0x59/0x250 [ 12.899382][ T326] idempotent_init_module+0x37b/0x7c0 [ 12.899385][ T326] ? init_module_from_file+0x1a0/0x1a0 [ 12.899391][ T326] ? rcu_is_watching+0x16/0xd0 [ 12.899393][ T326] ? cap_capable+0x1d7/0x3d0 [ 12.899399][ T326] __x64_sys_finit_module+0xdf/0x190 [ 12.899407][ T326] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.899410][ T326] do_syscall_64+0xff/0x530 [ 12.899412][ T326] ? exc_page_fault+0xee/0x100 [ 12.899415][ T326] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.899417][ T326] RIP: 0033:0x7f178909d37d [ 12.899420][ T326] 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 [ 12.899422][ T326] RSP: 002b:00007ffe3e364f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 12.899425][ T326] RAX: ffffffffffffffda RBX: 00005593ec8a4810 RCX: 00007f178909d37d [ 12.899426][ T326] RDX: 0000000000000000 RSI: 00005593aed6affd RDI: 0000000000000000 [ 12.899427][ T326] RBP: 00007ffe3e365020 R08: 0000000000000000 R09: 0000000000000000 [ 12.899428][ T326] R10: 0000000000000000 R11: 0000000000000246 R12: 00005593aed6affd [ 12.899429][ T326] R13: 00005593ec8a4960 R14: 0000000000040000 R15: 0000000000000000 [ 12.899435][ T326] [ 13.332234][ T12] ip6_tunnel: g2 xmit: Local address not yet configured! [ 13.363074][ T12] ip6_tunnel: g2 xmit: Local address not yet configured! [ 126.662444][ T2990] ping6 (2990) used greatest stack depth: 23776 bytes left [ 126.662469][ T2990] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 126.662472][ T2990] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 2990, name: ping6 [ 126.662473][ T2990] preempt_count: 2, expected: 0 [ 126.662474][ T2990] RCU nest depth: 0, expected: 0 [ 126.662476][ T2990] locks held by ping6/2990: 5, last CPU#2: [ 126.662478][ T2990] #0: ffffffff978027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 126.662490][ T2990] #1: ffffffff97969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 126.662496][ T2990] #2: ffffffff97969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 126.662500][ T2990] #3: ffffffff97889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 126.662504][ T2990] #4: ffffffff97889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 126.662509][ T2990] irq event stamp: 12612 [ 126.662509][ T2990] hardirqs last enabled at (12611): [] __down_trylock_console_sem+0x86/0xa0 [ 126.662512][ T2990] hardirqs last disabled at (12612): [] console_emit_next_record+0x3d4/0x4c0 [ 126.662514][ T2990] softirqs last enabled at (12438): [] handle_softirqs+0x67c/0x900 [ 126.662516][ T2990] softirqs last disabled at (12433): [] __irq_exit_rcu+0x145/0x1c0 [ 126.662518][ T2990] Preemption disabled at: [ 126.662519][ T2990] [<0000000000000000>] 0x0 [ 126.662526][ T2990] CPU: 2 UID: 0 PID: 2990 Comm: ping6 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 126.662530][ T2990] Tainted: [W]=WARN [ 126.662531][ T2990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.662533][ T2990] Call Trace: [ 126.662534][ T2990] [ 126.662536][ T2990] dump_stack_lvl+0x6f/0xa0 [ 126.662542][ T2990] __might_resched.cold+0x1fe/0x2c1 [ 126.662547][ T2990] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 126.662551][ T2990] ? __kmalloc_noprof+0xdb/0x760 [ 126.662556][ T2990] __kmalloc_noprof+0x443/0x760 [ 126.662559][ T2990] ? alloc_buf.isra.0+0x4b/0x260 [ 126.662565][ T2990] ? do_raw_spin_unlock+0x59/0x250 [ 126.662567][ T2990] alloc_buf.isra.0+0x4b/0x260 [ 126.662571][ T2990] put_chars+0x1e1/0x2f0 [ 126.662573][ T2990] ? __send_to_port+0x420/0x420 [ 126.662575][ T2990] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 126.662579][ T2990] ? validate_chain+0x38b/0xc20 [ 126.662585][ T2990] hvc_console_print+0x292/0x780 [ 126.662591][ T2990] ? hvc_write+0x3a0/0x3a0 [ 126.662593][ T2990] ? rcu_is_watching+0x16/0xd0 [ 126.662595][ T2990] ? lock_acquire+0x13c/0x160 [ 126.662599][ T2990] console_emit_next_record+0x22f/0x4c0 [ 126.662603][ T2990] ? devkmsg_read+0x4b0/0x4b0 [ 126.662605][ T2990] ? console_flush_one_record+0x106/0x710 [ 126.662608][ T2990] ? rcu_is_watching+0x16/0xd0 [ 126.662611][ T2990] ? lock_acquire+0x13c/0x160 [ 126.662615][ T2990] console_flush_one_record+0x46f/0x710 [ 126.662619][ T2990] ? console_emit_next_record+0x4c0/0x4c0 [ 126.662621][ T2990] ? __lock_acquire+0x518/0xc20 [ 126.662626][ T2990] console_unlock+0xee/0x1f0 [ 126.662629][ T2990] ? console_flush_one_record+0x710/0x710 [ 126.662631][ T2990] ? rcu_is_watching+0x16/0xd0 [ 126.662633][ T2990] ? lock_acquire+0x60/0x160 [ 126.662637][ T2990] ? __down_trylock_console_sem+0x5e/0xa0 [ 126.662638][ T2990] ? vprintk_emit+0x320/0x3e0 [ 126.662642][ T2990] vprintk_emit+0x37c/0x3e0 [ 126.662645][ T2990] ? wake_up_klogd_work_func+0x90/0x90 [ 126.662649][ T2990] ? __lock_acquire+0x518/0xc20 [ 126.662653][ T2990] _printk+0xc7/0x100 [ 126.662656][ T2990] ? snapshot_read.cold+0x21/0x21 [ 126.662659][ T2990] ? do_raw_spin_lock+0x131/0x280 [ 126.662662][ T2990] ? __rwlock_init+0x150/0x150 [ 126.662665][ T2990] ? do_raw_spin_lock+0x131/0x280 [ 126.662668][ T2990] do_exit.cold+0x82/0x9c [ 126.662672][ T2990] ? exit_notify+0x890/0x890 [ 126.662674][ T2990] ? __lock_release.isra.0+0x69/0x1a0 [ 126.662677][ T2990] ? rcu_is_watching+0x16/0xd0 [ 126.662681][ T2990] do_group_exit+0xb8/0x370 [ 126.662684][ T2990] __x64_sys_exit_group+0x3c/0x50 [ 126.662685][ T2990] x64_sys_call+0x1567/0x1570 [ 126.662688][ T2990] do_syscall_64+0xff/0x530 [ 126.662691][ T2990] ? exc_page_fault+0xee/0x100 [ 126.662694][ T2990] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 126.662696][ T2990] RIP: 0033:0x7f201a81f1b8 [ 126.662698][ T2990] Code: Unable to access opcode bytes at 0x7f201a81f18e. [ 126.662700][ T2990] RSP: 002b:00007ffe2b2abbd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 126.662702][ T2990] RAX: ffffffffffffffda RBX: 00007f201a94ff88 RCX: 00007f201a81f1b8 [ 126.662703][ T2990] RDX: 00007f201a5b07c8 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 126.662704][ T2990] RBP: 00007ffe2b2abc30 R08: 0000000000000000 R09: 0000000000001010 [ 126.662705][ T2990] R10: 00007ffe2b2aba50 R11: 0000000000000246 R12: 0000000000000002 [ 126.662706][ T2990] R13: 0000000000000000 R14: 00007f201a94e680 R15: 00007f201a94ffa0 [ 126.662713][ T2990] WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr