[ 9.575361][ T214] veth0: renamed from veth1 [ 9.575422][ T214] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.575424][ T214] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 214, name: ip [ 9.575425][ T214] preempt_count: 1, expected: 0 [ 9.575426][ T214] RCU nest depth: 0, expected: 0 [ 9.575427][ T214] locks held by ip/214: 5, last CPU#0: [ 9.575429][ T214] #0: ffffffffb2b1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 9.575440][ T214] #1: ffffffffb237ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.575445][ T214] #2: ffffffffb237de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.575450][ T214] #3: ffffffffb229d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.575453][ T214] #4: ffffffffb229d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.575457][ T214] irq event stamp: 16082 [ 9.575458][ T214] hardirqs last enabled at (16081): [] __down_trylock_console_sem+0x86/0xa0 [ 9.575461][ T214] hardirqs last disabled at (16082): [] console_emit_next_record+0x3d4/0x4c0 [ 9.575463][ T214] softirqs last enabled at (16076): [] netif_change_name+0x216/0x8c0 [ 9.575466][ T214] softirqs last disabled at (16074): [] netif_change_name+0x1ad/0x8c0 [ 9.575468][ T214] Preemption disabled at: [ 9.575469][ T214] [] vprintk_emit+0x31b/0x3e0 [ 9.575474][ T214] CPU: 0 UID: 0 PID: 214 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.575477][ T214] Tainted: [W]=WARN [ 9.575478][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.575480][ T214] Call Trace: [ 9.575481][ T214] [ 9.575483][ T214] dump_stack_lvl+0x6f/0xa0 [ 9.575488][ T214] ? vprintk_emit+0x31b/0x3e0 [ 9.575490][ T214] __might_resched.cold+0x1fe/0x2c1 [ 9.575495][ T214] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.575499][ T214] ? __kmalloc_noprof+0xdb/0x760 [ 9.575503][ T214] __kmalloc_noprof+0x443/0x760 [ 9.575505][ T214] ? alloc_buf.isra.0+0x4b/0x260 [ 9.575512][ T214] ? do_raw_spin_unlock+0x59/0x250 [ 9.575514][ T214] alloc_buf.isra.0+0x4b/0x260 [ 9.575518][ T214] put_chars+0x1e1/0x2f0 [ 9.575521][ T214] ? __send_to_port+0x420/0x420 [ 9.575527][ T214] hvc_console_print+0x292/0x780 [ 9.575535][ T214] ? hvc_write+0x3a0/0x3a0 [ 9.575538][ T214] ? lock_acquire+0x13c/0x160 [ 9.575542][ T214] console_emit_next_record+0x22f/0x4c0 [ 9.575546][ T214] ? devkmsg_read+0x4b0/0x4b0 [ 9.575548][ T214] ? console_flush_one_record+0x106/0x710 [ 9.575551][ T214] ? rcu_is_watching+0x16/0xd0 [ 9.575554][ T214] ? lock_acquire+0x13c/0x160 [ 9.575557][ T214] console_flush_one_record+0x46f/0x710 [ 9.575561][ T214] ? console_emit_next_record+0x4c0/0x4c0 [ 9.575563][ T214] ? __lock_acquire+0x518/0xc20 [ 9.575568][ T214] console_unlock+0xee/0x1f0 [ 9.575571][ T214] ? console_flush_one_record+0x710/0x710 [ 9.575573][ T214] ? rcu_is_watching+0x16/0xd0 [ 9.575575][ T214] ? lock_acquire+0xe0/0x160 [ 9.575578][ T214] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.575580][ T214] ? vprintk_emit+0x320/0x3e0 [ 9.575583][ T214] vprintk_emit+0x37c/0x3e0 [ 9.575586][ T214] ? wake_up_klogd_work_func+0x90/0x90 [ 9.575588][ T214] ? save_trace+0x68/0x280 [ 9.575592][ T214] _printk+0xc7/0x100 [ 9.575595][ T214] ? snapshot_read.cold+0x21/0x21 [ 9.575599][ T214] ? validate_chain+0x34a/0xc20 [ 9.575601][ T214] ? netdev_name+0x43/0x60 [ 9.575605][ T214] ? __netdev_printk+0x17f/0x1d0 [ 9.575608][ T214] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 9.575610][ T214] netdev_info+0xe2/0x116 [ 9.575613][ T214] ? netdev_notice+0x120/0x120 [ 9.575615][ T214] ? find_held_lock+0x2b/0x80 [ 9.575618][ T214] ? __lock_release.isra.0+0x69/0x1a0 [ 9.575621][ T214] ? mark_held_locks+0x40/0x70 [ 9.575624][ T214] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 9.575626][ T214] netif_change_name.cold+0x4f/0x89 [ 9.575628][ T214] ? is_bpf_text_address+0x68/0x110 [ 9.575633][ T214] ? netdev_adjacent_rename_links+0x470/0x470 [ 9.575636][ T214] ? __kernel_text_address+0x12/0x30 [ 9.575639][ T214] ? write_profile+0xf0/0xf0 [ 9.575643][ T214] ? __asan_memset+0x27/0x50 [ 9.575649][ T214] do_setlink.isra.0+0x1f7d/0x2a60 [ 9.575652][ T214] ? stack_trace_save+0x93/0xc0 [ 9.575654][ T214] ? rtnl_link_get_size+0x350/0x350 [ 9.575655][ T214] ? rcu_read_lock_any_held+0x66/0x90 [ 9.575658][ T214] ? stack_depot_save_flags+0x38e/0x790 [ 9.575661][ T214] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.575663][ T214] ? rcu_read_lock_any_held+0x3c/0x90 [ 9.575665][ T214] ? validate_chain+0x38b/0xc20 [ 9.575667][ T214] ? kasan_save_stack+0x3d/0x50 [ 9.575669][ T214] ? kasan_save_stack+0x2f/0x50 [ 9.575670][ T214] ? kasan_save_track+0x14/0x30 [ 9.575671][ T214] ? __kasan_kmalloc+0x7b/0x90 [ 9.575674][ T214] ? __lock_acquire+0x518/0xc20 [ 9.575676][ T214] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 9.575678][ T214] ? ___sys_sendmsg+0xd0/0x1d0 [ 9.575682][ T214] ? lock_acquire.part.0+0xd4/0x280 [ 9.575684][ T214] ? rtnl_newlink+0x9a8/0x11b0 [ 9.575687][ T214] ? rcu_is_watching+0x16/0xd0 [ 9.575688][ T214] ? lock_acquire+0x13c/0x160 [ 9.575690][ T214] ? rcu_is_watching+0x16/0xd0 [ 9.575691][ T214] ? rcu_is_watching+0x16/0xd0 [ 9.575692][ T214] ? trace_contention_end+0xb3/0x180 [ 9.575695][ T214] ? __mutex_lock+0x1db/0x1ea0 [ 9.575697][ T214] ? __mutex_lock+0x9a3/0x1ea0 [ 9.575699][ T214] ? rtnl_newlink+0x9a8/0x11b0 [ 9.575703][ T214] ? ww_mutex_lock+0x160/0x160 [ 9.575704][ T214] ? nla_get_range_signed+0x3d0/0x3d0 [ 9.575709][ T214] ? rcu_is_watching+0x16/0xd0 [ 9.575711][ T214] ? __rtnl_newlink+0x3fa/0xa50 [ 9.575716][ T214] rtnl_newlink+0x9f1/0x11b0 [ 9.575722][ T214] ? rtnl_bridge_getlink+0x850/0x850 [ 9.575723][ T214] ? __lock_acquire+0x518/0xc20 [ 9.575728][ T214] ? lock_acquire.part.0+0xd4/0x280 [ 9.575730][ T214] ? find_held_lock+0x2b/0x80 [ 9.575732][ T214] ? rtnl_bridge_getlink+0x850/0x850 [ 9.575733][ T214] ? __lock_release.isra.0+0x69/0x1a0 [ 9.575737][ T214] ? rtnl_bridge_getlink+0x850/0x850 [ 9.575739][ T214] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 9.575742][ T214] ? rtnl_link_fill+0x920/0x920 [ 9.575743][ T214] ? __lock_acquire+0x518/0xc20 [ 9.575748][ T214] ? lock_acquire.part.0+0xd4/0x280 [ 9.575750][ T214] ? find_held_lock+0x2b/0x80 [ 9.575753][ T214] netlink_rcv_skb+0x14e/0x3a0 [ 9.575761][ T214] ? rtnl_link_fill+0x920/0x920 [ 9.575763][ T214] ? netlink_ack+0xcf0/0xcf0 [ 9.575770][ T214] ? netlink_deliver_tap+0xc5/0x330 [ 9.575772][ T214] ? netlink_deliver_tap+0x13c/0x330 [ 9.575776][ T214] netlink_unicast+0x486/0x750 [ 9.575780][ T214] ? netlink_attachskb+0x810/0x810 [ 9.575783][ T214] ? find_held_lock+0x2b/0x80 [ 9.575787][ T214] netlink_sendmsg+0x75b/0xc90 [ 9.575791][ T214] ? netlink_unicast+0x750/0x750 [ 9.575794][ T214] ? __lock_release.isra.0+0x69/0x1a0 [ 9.575796][ T214] ? __import_iovec+0x36c/0x620 [ 9.575801][ T214] __sock_sendmsg+0xce/0x190 [ 9.575804][ T214] ____sys_sendmsg+0x61a/0x860 [ 9.575806][ T214] ? copy_msghdr_from_user+0x279/0x420 [ 9.575808][ T214] ? sock_write_iter+0x400/0x400 [ 9.575810][ T214] ? move_addr_to_kernel+0x40/0x40 [ 9.575817][ T214] ___sys_sendmsg+0x14e/0x1d0 [ 9.575820][ T214] ? copy_msghdr_from_user+0x420/0x420 [ 9.575835][ T214] __sys_sendmsg+0x12c/0x1d0 [ 9.575838][ T214] ? __sys_sendmsg_sock+0x20/0x20 [ 9.575844][ T214] ? rcu_is_watching+0x16/0xd0 [ 9.575847][ T214] do_syscall_64+0xff/0x530 [ 9.575850][ T214] ? exc_page_fault+0xee/0x100 [ 9.575852][ T214] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.575854][ T214] RIP: 0033:0x7f1fdbc4e54e [ 9.575858][ T214] 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 [ 9.575860][ T214] RSP: 002b:00007fff312666b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.575862][ T214] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1fdbc4e54e [ 9.575863][ T214] RDX: 0000000000000000 RSI: 00007fff31266760 RDI: 0000000000000005 [ 9.575864][ T214] RBP: 00007fff312666c0 R08: 0000000000000000 R09: 0000000000000000 [ 9.575865][ T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f6d3 [ 9.575866][ T214] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff31266e30 [ 9.575873][ T214] [ 9.626926][ T214] ip (214) used greatest stack depth: 23208 bytes left [ 9.842640][ T241] gre: GRE over IPv4 demultiplexer driver [ 9.852570][ T241] ip6_gre: GRE over IPv6 tunneling driver [ 9.937413][ T70] ip6_tunnel: gre1 xmit: Local address not yet configured! [ 9.937461][ T70] [ 9.937463][ T70] ============================= [ 9.937464][ T70] WARNING: suspicious RCU usage [ 9.937465][ T70] 7.2.0-virtme #1 Tainted: G W [ 9.937467][ T70] ----------------------------- [ 9.937467][ T70] kernel/sched/core.c:9196 Illegal context switch in RCU-bh read-side critical section! [ 9.937469][ T70] [ 9.937469][ T70] other info that might help us debug this: [ 9.937469][ T70] [ 9.937470][ T70] [ 9.937470][ T70] rcu_scheduler_active = 2, debug_locks = 1 [ 9.937471][ T70] locks held by kworker/u16:1/70: 11, last CPU#0: [ 9.937472][ T70] #0: ff1100000930e540 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 9.937485][ T70] #1: ffa00000004b7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 9.937490][ T70] #2: ffffffffb2b1b740 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 9.937495][ T70] #3: ffffffffb2394c00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 9.937499][ T70] #4: ffffffffb2394c00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 9.937504][ T70] #5: ffffffffb2394ba0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x204/0x1b90 [ 9.937509][ T70] #6: ffffffffb2394c00 (rcu_read_lock){....}-{1:3}, at: ip6_tnl_xmit_ctl+0xfd/0x390 [ 9.937513][ T70] #7: ffffffffb237ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.937517][ T70] #8: ffffffffb237de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.937522][ T70] #9: ffffffffb229d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.937525][ T70] #10: ffffffffb229d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.937529][ T70] [ 9.937529][ T70] stack backtrace: [ 9.937531][ T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.937534][ T70] Tainted: [W]=WARN [ 9.937535][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.937537][ T70] Workqueue: ipv6_addrconf addrconf_dad_work [ 9.937540][ T70] Call Trace: [ 9.937541][ T70] [ 9.937543][ T70] dump_stack_lvl+0x6f/0xa0 [ 9.937549][ T70] lockdep_rcu_suspicious.cold+0x37/0x8a [ 9.937555][ T70] __might_resched+0x2ac/0x390 [ 9.937559][ T70] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.937562][ T70] ? __kmalloc_noprof+0xdb/0x760 [ 9.937567][ T70] __kmalloc_noprof+0x443/0x760 [ 9.937569][ T70] ? alloc_buf.isra.0+0x4b/0x260 [ 9.937575][ T70] ? do_raw_spin_unlock+0x59/0x250 [ 9.937578][ T70] alloc_buf.isra.0+0x4b/0x260 [ 9.937582][ T70] put_chars+0x1e1/0x2f0 [ 9.937585][ T70] ? __send_to_port+0x420/0x420 [ 9.937591][ T70] hvc_console_print+0x292/0x780 [ 9.937599][ T70] ? hvc_write+0x3a0/0x3a0 [ 9.937602][ T70] ? lock_acquire+0x13c/0x160 [ 9.937607][ T70] console_emit_next_record+0x22f/0x4c0 [ 9.937611][ T70] ? devkmsg_read+0x4b0/0x4b0 [ 9.937613][ T70] ? console_flush_one_record+0x106/0x710 [ 9.937616][ T70] ? rcu_is_watching+0x16/0xd0 [ 9.937619][ T70] ? lock_acquire+0x13c/0x160 [ 9.937623][ T70] console_flush_one_record+0x46f/0x710 [ 9.937628][ T70] ? console_emit_next_record+0x4c0/0x4c0 [ 9.937629][ T70] ? __lock_acquire+0x518/0xc20 [ 9.937635][ T70] console_unlock+0xee/0x1f0 [ 9.937638][ T70] ? console_flush_one_record+0x710/0x710 [ 9.937640][ T70] ? rcu_is_watching+0x16/0xd0 [ 9.937641][ T70] ? lock_acquire+0xe0/0x160 [ 9.937645][ T70] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.937647][ T70] ? vprintk_emit+0x320/0x3e0 [ 9.937650][ T70] vprintk_emit+0x37c/0x3e0 [ 9.937654][ T70] ? wake_up_klogd_work_func+0x90/0x90 [ 9.937656][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 9.937661][ T70] _printk+0xc7/0x100 [ 9.937664][ T70] ? snapshot_read.cold+0x21/0x21 [ 9.937666][ T70] ? ___ratelimit+0x4e7/0xa00 [ 9.937671][ T70] ? idr_get_free+0x830/0x830 [ 9.937676][ T70] ip6_tnl_xmit_ctl.cold+0x75/0x7a [ 9.937682][ T70] ip6gre_tunnel_xmit+0x1f5/0xdd0 [ip6_gre] [ 9.937687][ T70] ? __gre6_xmit+0x19a0/0x19a0 [ip6_gre] [ 9.937690][ T70] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.937692][ T70] ? rcu_read_lock_any_held+0x3c/0x90 [ 9.937695][ T70] ? validate_chain+0x38b/0xc20 [ 9.937698][ T70] ? netif_skb_features+0x662/0x14e0 [ 9.937700][ T70] ? __lock_acquire+0x518/0xc20 [ 9.937703][ T70] ? skb_network_protocol+0x3b0/0x3b0 [ 9.937708][ T70] dev_hard_start_xmit+0xf4/0x620 [ 9.937712][ T70] ? validate_xmit_skb+0x72/0x9a0 [ 9.937715][ T70] __dev_queue_xmit+0xc1a/0x1b90 [ 9.937719][ T70] ? __lock_acquire+0x518/0xc20 [ 9.937721][ T70] ? do_ipv6_getsockopt+0x6b4/0x2e80 [ 9.937725][ T70] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 9.937727][ T70] ? find_held_lock+0x2b/0x80 [ 9.937730][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 9.937732][ T70] ? __rwlock_init+0x150/0x150 [ 9.937734][ T70] ? mark_held_locks+0x40/0x70 [ 9.937737][ T70] ? lockdep_hardirqs_on+0x91/0x130 [ 9.937740][ T70] ? __local_bh_enable_ip+0xaa/0x150 [ 9.937742][ T70] ? __local_bh_enable_ip+0xaa/0x150 [ 9.937744][ T70] ? ___neigh_create+0x811/0x1070 [ 9.937751][ T70] ip6_finish_output2+0x48d/0x13f0 [ 9.937756][ T70] ? ip6_dst_lookup+0x80/0x80 [ 9.937758][ T70] ? find_held_lock+0x2b/0x80 [ 9.937766][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 9.937769][ T70] ? ip6_mtu+0x174/0x410 [ 9.937773][ T70] ip6_finish_output+0x701/0xe80 [ 9.937778][ T70] ip6_output+0x23f/0x7f0 [ 9.937781][ T70] ? ip6_finish_output+0xe80/0xe80 [ 9.937784][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 9.937786][ T70] ? find_held_lock+0x2b/0x80 [ 9.937788][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 9.937790][ T70] ? __local_bh_enable_ip+0xaa/0x150 [ 9.937795][ T70] ndisc_send_skb+0xba3/0x1520 [ 9.937799][ T70] ? ndisc_recv_na+0xea0/0xea0 [ 9.937805][ T70] ? __asan_memset+0x27/0x50 [ 9.937811][ T70] addrconf_dad_completed+0x37e/0xe10 [ 9.937814][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 9.937817][ T70] ? addrconf_rs_timer+0x770/0x770 [ 9.937819][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 9.937821][ T70] ? __rwlock_init+0x150/0x150 [ 9.937823][ T70] ? mark_held_locks+0x40/0x70 [ 9.937827][ T70] ? addrconf_dad_begin+0x2e1/0x540 [ 9.937828][ T70] addrconf_dad_begin+0x2e1/0x540 [ 9.937830][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 9.937833][ T70] ? addrconf_dad_completed+0xe10/0xe10 [ 9.937835][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 9.937836][ T70] ? __rwlock_init+0x150/0x150 [ 9.937838][ T70] ? mark_held_locks+0x40/0x70 [ 9.937843][ T70] addrconf_dad_work+0x170/0x930 [ 9.937847][ T70] ? addrconf_dad_begin+0x540/0x540 [ 9.937849][ T70] ? rcu_is_watching+0x16/0xd0 [ 9.937850][ T70] ? rcu_is_watching+0x16/0xd0 [ 9.937852][ T70] ? lock_acquire+0x13c/0x160 [ 9.937854][ T70] ? rcu_is_watching+0x16/0xd0 [ 9.937857][ T70] process_one_work+0xe3e/0x1560 [ 9.937864][ T70] ? __queue_delayed_work+0x470/0x470 [ 9.937867][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 9.937875][ T70] worker_thread+0x4f1/0xd60 [ 9.937879][ T70] ? rescuer_thread+0x1340/0x1340 [ 9.937881][ T70] ? __kthread_parkme+0xbd/0x210 [ 9.937884][ T70] ? rescuer_thread+0x1340/0x1340 [ 9.937887][ T70] ? rescuer_thread+0x1340/0x1340 [ 9.937889][ T70] kthread+0x367/0x460 [ 9.937891][ T70] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 9.937894][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 9.937897][ T70] ret_from_fork+0x474/0x6b0 [ 9.937901][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 9.937904][ T70] ? __switch_to+0x5a3/0xe00 [ 9.937908][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 9.937911][ T70] ret_from_fork_asm+0x11/0x20 [ 9.937919][ T70] [ 10.026443][ T70] ip6_tunnel: gre1 xmit: Local address not yet configured! [ 12.531960][ T267] socat (267) used greatest stack depth: 22384 bytes left [ 12.531977][ T267] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.531979][ T267] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 267, name: socat [ 12.531980][ T267] preempt_count: 2, expected: 0 [ 12.531981][ T267] RCU nest depth: 0, expected: 0 [ 12.531982][ T267] locks held by socat/267: 5, last CPU#1: [ 12.531984][ T267] #0: ffffffffb22167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 12.531994][ T267] #1: ffffffffb237ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.531999][ T267] #2: ffffffffb237de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.532003][ T267] #3: ffffffffb229d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.532006][ T267] #4: ffffffffb229d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.532010][ T267] irq event stamp: 126386 [ 12.532011][ T267] hardirqs last enabled at (126385): [] __down_trylock_console_sem+0x86/0xa0 [ 12.532014][ T267] hardirqs last disabled at (126386): [] console_emit_next_record+0x3d4/0x4c0 [ 12.532016][ T267] softirqs last enabled at (125988): [] handle_softirqs+0x67c/0x900 [ 12.532018][ T267] softirqs last disabled at (125659): [] __irq_exit_rcu+0x145/0x1c0 [ 12.532020][ T267] Preemption disabled at: [ 12.532021][ T267] [<0000000000000000>] 0x0 [ 12.532027][ T267] CPU: 1 UID: 0 PID: 267 Comm: socat Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.532030][ T267] Tainted: [W]=WARN [ 12.532031][ T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.532033][ T267] Call Trace: [ 12.532034][ T267] [ 12.532035][ T267] dump_stack_lvl+0x6f/0xa0 [ 12.532042][ T267] __might_resched.cold+0x1fe/0x2c1 [ 12.532046][ T267] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.532050][ T267] ? __kmalloc_noprof+0xdb/0x760 [ 12.532055][ T267] __kmalloc_noprof+0x443/0x760 [ 12.532056][ T267] ? alloc_buf.isra.0+0x4b/0x260 [ 12.532063][ T267] ? do_raw_spin_unlock+0x59/0x250 [ 12.532066][ T267] alloc_buf.isra.0+0x4b/0x260 [ 12.532069][ T267] put_chars+0x1e1/0x2f0 [ 12.532071][ T267] ? __send_to_port+0x420/0x420 [ 12.532073][ T267] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.532076][ T267] ? validate_chain+0x38b/0xc20 [ 12.532082][ T267] hvc_console_print+0x292/0x780 [ 12.532088][ T267] ? hvc_write+0x3a0/0x3a0 [ 12.532091][ T267] ? rcu_is_watching+0x16/0xd0 [ 12.532093][ T267] ? lock_acquire+0x13c/0x160 [ 12.532097][ T267] console_emit_next_record+0x22f/0x4c0 [ 12.532101][ T267] ? devkmsg_read+0x4b0/0x4b0 [ 12.532103][ T267] ? console_flush_one_record+0x106/0x710 [ 12.532106][ T267] ? rcu_is_watching+0x16/0xd0 [ 12.532107][ T267] ? lock_acquire+0x13c/0x160 [ 12.532111][ T267] console_flush_one_record+0x46f/0x710 [ 12.532115][ T267] ? console_emit_next_record+0x4c0/0x4c0 [ 12.532117][ T267] ? __lock_acquire+0x518/0xc20 [ 12.532122][ T267] console_unlock+0xee/0x1f0 [ 12.532125][ T267] ? console_flush_one_record+0x710/0x710 [ 12.532127][ T267] ? rcu_is_watching+0x16/0xd0 [ 12.532129][ T267] ? lock_acquire+0xe0/0x160 [ 12.532133][ T267] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.532134][ T267] ? vprintk_emit+0x320/0x3e0 [ 12.532137][ T267] vprintk_emit+0x37c/0x3e0 [ 12.532140][ T267] ? wake_up_klogd_work_func+0x90/0x90 [ 12.532141][ T267] ? do_raw_spin_unlock+0x59/0x250 [ 12.532145][ T267] ? __lock_acquire+0x518/0xc20 [ 12.532148][ T267] _printk+0xc7/0x100 [ 12.532152][ T267] ? snapshot_read.cold+0x21/0x21 [ 12.532155][ T267] ? do_raw_spin_lock+0x131/0x280 [ 12.532160][ T267] ? __rwlock_init+0x150/0x150 [ 12.532164][ T267] ? do_raw_spin_lock+0x131/0x280 [ 12.532167][ T267] do_exit.cold+0x82/0x9c [ 12.532171][ T267] ? exit_notify+0x890/0x890 [ 12.532172][ T267] ? __lock_release.isra.0+0x69/0x1a0 [ 12.532175][ T267] ? rcu_is_watching+0x16/0xd0 [ 12.532178][ T267] do_group_exit+0xb8/0x370 [ 12.532181][ T267] __x64_sys_exit_group+0x3c/0x50 [ 12.532183][ T267] x64_sys_call+0x1567/0x1570 [ 12.532185][ T267] do_syscall_64+0xff/0x530 [ 12.532188][ T267] ? exc_page_fault+0xee/0x100 [ 12.532191][ T267] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.532193][ T267] RIP: 0033:0x7f8c1e0c51b8 [ 12.532195][ T267] Code: Unable to access opcode bytes at 0x7f8c1e0c518e. [ 12.532196][ T267] RSP: 002b:00007ffe6be2f908 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.532199][ T267] RAX: ffffffffffffffda RBX: 00007f8c1e1f5f88 RCX: 00007f8c1e0c51b8 [ 12.532200][ T267] RDX: 00007f8c1dfaae88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 12.532201][ T267] RBP: 00007ffe6be2f960 R08: 0000000000000000 R09: 0000000000004010 [ 12.532202][ T267] R10: 00007ffe6be2f760 R11: 0000000000000246 R12: 0000000000000003 [ 12.532203][ T267] R13: 0000000000000000 R14: 00007f8c1e1f4680 R15: 00007f8c1e1f5fa0 [ 12.532209][ T267] [ 12.954960][ T283] socat (283) used greatest stack depth: 21680 bytes left