[ 9.646327][ T215] veth0: renamed from veth1 [ 9.646391][ T215] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.646393][ T215] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 215, name: ip [ 9.646394][ T215] preempt_count: 1, expected: 0 [ 9.646395][ T215] RCU nest depth: 0, expected: 0 [ 9.646396][ T215] locks held by ip/215: 5, last CPU#3: [ 9.646398][ T215] #0: ffffffff9c71b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 9.646410][ T215] #1: ffffffff9bf7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.646416][ T215] #2: ffffffff9bf7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.646420][ T215] #3: ffffffff9be9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.646423][ T215] #4: ffffffff9be9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.646427][ T215] irq event stamp: 21568 [ 9.646428][ T215] hardirqs last enabled at (21567): [] __down_trylock_console_sem+0x86/0xa0 [ 9.646431][ T215] hardirqs last disabled at (21568): [] console_emit_next_record+0x3d4/0x4c0 [ 9.646434][ T215] softirqs last enabled at (21562): [] netif_change_name+0x216/0x8c0 [ 9.646437][ T215] softirqs last disabled at (21560): [] netif_change_name+0x1ad/0x8c0 [ 9.646440][ T215] Preemption disabled at: [ 9.646440][ T215] [] vprintk_emit+0x31b/0x3e0 [ 9.646445][ T215] CPU: 3 UID: 0 PID: 215 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.646449][ T215] Tainted: [W]=WARN [ 9.646450][ T215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.646452][ T215] Call Trace: [ 9.646453][ T215] [ 9.646454][ T215] dump_stack_lvl+0x6f/0xa0 [ 9.646461][ T215] ? vprintk_emit+0x31b/0x3e0 [ 9.646462][ T215] __might_resched.cold+0x1fe/0x2c1 [ 9.646467][ T215] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.646471][ T215] ? __kmalloc_noprof+0xdb/0x760 [ 9.646475][ T215] __kmalloc_noprof+0x443/0x760 [ 9.646477][ T215] ? alloc_buf.isra.0+0x4b/0x260 [ 9.646484][ T215] ? do_raw_spin_unlock+0x59/0x250 [ 9.646486][ T215] alloc_buf.isra.0+0x4b/0x260 [ 9.646490][ T215] put_chars+0x1e1/0x2f0 [ 9.646497][ T215] ? __send_to_port+0x420/0x420 [ 9.646503][ T215] hvc_console_print+0x292/0x780 [ 9.646510][ T215] ? hvc_write+0x3a0/0x3a0 [ 9.646513][ T215] ? lock_acquire+0x13c/0x160 [ 9.646518][ T215] console_emit_next_record+0x22f/0x4c0 [ 9.646521][ T215] ? devkmsg_read+0x4b0/0x4b0 [ 9.646523][ T215] ? console_flush_one_record+0x106/0x710 [ 9.646526][ T215] ? rcu_is_watching+0x16/0xd0 [ 9.646529][ T215] ? lock_acquire+0x13c/0x160 [ 9.646533][ T215] console_flush_one_record+0x46f/0x710 [ 9.646537][ T215] ? console_emit_next_record+0x4c0/0x4c0 [ 9.646539][ T215] ? __lock_acquire+0x518/0xc20 [ 9.646544][ T215] console_unlock+0xee/0x1f0 [ 9.646547][ T215] ? console_flush_one_record+0x710/0x710 [ 9.646549][ T215] ? rcu_is_watching+0x16/0xd0 [ 9.646551][ T215] ? lock_acquire+0xe0/0x160 [ 9.646554][ T215] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.646556][ T215] ? vprintk_emit+0x320/0x3e0 [ 9.646559][ T215] vprintk_emit+0x37c/0x3e0 [ 9.646562][ T215] ? wake_up_klogd_work_func+0x90/0x90 [ 9.646564][ T215] ? save_trace+0x68/0x280 [ 9.646568][ T215] _printk+0xc7/0x100 [ 9.646572][ T215] ? snapshot_read.cold+0x21/0x21 [ 9.646575][ T215] ? validate_chain+0x34a/0xc20 [ 9.646577][ T215] ? netdev_name+0x43/0x60 [ 9.646581][ T215] ? __netdev_printk+0x17f/0x1d0 [ 9.646584][ T215] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 9.646586][ T215] netdev_info+0xe2/0x116 [ 9.646589][ T215] ? netdev_notice+0x120/0x120 [ 9.646591][ T215] ? find_held_lock+0x2b/0x80 [ 9.646594][ T215] ? __lock_release.isra.0+0x69/0x1a0 [ 9.646597][ T215] ? mark_held_locks+0x40/0x70 [ 9.646600][ T215] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 9.646602][ T215] netif_change_name.cold+0x4f/0x89 [ 9.646604][ T215] ? is_bpf_text_address+0x68/0x110 [ 9.646610][ T215] ? netdev_adjacent_rename_links+0x470/0x470 [ 9.646612][ T215] ? __kernel_text_address+0x12/0x30 [ 9.646615][ T215] ? write_profile+0xf0/0xf0 [ 9.646619][ T215] ? __asan_memset+0x27/0x50 [ 9.646624][ T215] do_setlink.isra.0+0x1f7d/0x2a60 [ 9.646627][ T215] ? stack_trace_save+0x93/0xc0 [ 9.646630][ T215] ? rtnl_link_get_size+0x350/0x350 [ 9.646631][ T215] ? rcu_read_lock_any_held+0x66/0x90 [ 9.646634][ T215] ? stack_depot_save_flags+0x38e/0x790 [ 9.646637][ T215] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.646639][ T215] ? rcu_read_lock_any_held+0x3c/0x90 [ 9.646641][ T215] ? validate_chain+0x38b/0xc20 [ 9.646643][ T215] ? kasan_save_stack+0x3d/0x50 [ 9.646645][ T215] ? kasan_save_stack+0x2f/0x50 [ 9.646646][ T215] ? kasan_save_track+0x14/0x30 [ 9.646647][ T215] ? __kasan_kmalloc+0x7b/0x90 [ 9.646650][ T215] ? __lock_acquire+0x518/0xc20 [ 9.646651][ T215] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 9.646654][ T215] ? ___sys_sendmsg+0xd0/0x1d0 [ 9.646658][ T215] ? lock_acquire.part.0+0xd4/0x280 [ 9.646660][ T215] ? rtnl_newlink+0x9a8/0x11b0 [ 9.646663][ T215] ? rcu_is_watching+0x16/0xd0 [ 9.646664][ T215] ? lock_acquire+0x13c/0x160 [ 9.646666][ T215] ? rcu_is_watching+0x16/0xd0 [ 9.646667][ T215] ? rcu_is_watching+0x16/0xd0 [ 9.646669][ T215] ? trace_contention_end+0xb3/0x180 [ 9.646671][ T215] ? __mutex_lock+0x1db/0x1ea0 [ 9.646674][ T215] ? __mutex_lock+0x9a3/0x1ea0 [ 9.646676][ T215] ? rtnl_newlink+0x9a8/0x11b0 [ 9.646679][ T215] ? ww_mutex_lock+0x160/0x160 [ 9.646680][ T215] ? nla_get_range_signed+0x3d0/0x3d0 [ 9.646685][ T215] ? rcu_is_watching+0x16/0xd0 [ 9.646687][ T215] ? __rtnl_newlink+0x3fa/0xa50 [ 9.646692][ T215] rtnl_newlink+0x9f1/0x11b0 [ 9.646698][ T215] ? rtnl_bridge_getlink+0x850/0x850 [ 9.646700][ T215] ? __lock_acquire+0x518/0xc20 [ 9.646704][ T215] ? lock_acquire.part.0+0xd4/0x280 [ 9.646706][ T215] ? find_held_lock+0x2b/0x80 [ 9.646708][ T215] ? rtnl_bridge_getlink+0x850/0x850 [ 9.646709][ T215] ? __lock_release.isra.0+0x69/0x1a0 [ 9.646713][ T215] ? rtnl_bridge_getlink+0x850/0x850 [ 9.646715][ T215] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 9.646718][ T215] ? rtnl_link_fill+0x920/0x920 [ 9.646719][ T215] ? __lock_acquire+0x518/0xc20 [ 9.646724][ T215] ? lock_acquire.part.0+0xd4/0x280 [ 9.646726][ T215] ? find_held_lock+0x2b/0x80 [ 9.646729][ T215] netlink_rcv_skb+0x14e/0x3a0 [ 9.646733][ T215] ? rtnl_link_fill+0x920/0x920 [ 9.646736][ T215] ? netlink_ack+0xcf0/0xcf0 [ 9.646742][ T215] ? netlink_deliver_tap+0xc5/0x330 [ 9.646744][ T215] ? netlink_deliver_tap+0x13c/0x330 [ 9.646748][ T215] netlink_unicast+0x486/0x750 [ 9.646752][ T215] ? netlink_attachskb+0x810/0x810 [ 9.646755][ T215] ? find_held_lock+0x2b/0x80 [ 9.646759][ T215] netlink_sendmsg+0x75b/0xc90 [ 9.646763][ T215] ? netlink_unicast+0x750/0x750 [ 9.646766][ T215] ? __lock_release.isra.0+0x69/0x1a0 [ 9.646768][ T215] ? __import_iovec+0x36c/0x620 [ 9.646773][ T215] __sock_sendmsg+0xce/0x190 [ 9.646776][ T215] ____sys_sendmsg+0x61a/0x860 [ 9.646778][ T215] ? copy_msghdr_from_user+0x279/0x420 [ 9.646781][ T215] ? sock_write_iter+0x400/0x400 [ 9.646782][ T215] ? move_addr_to_kernel+0x40/0x40 [ 9.646789][ T215] ___sys_sendmsg+0x14e/0x1d0 [ 9.646792][ T215] ? copy_msghdr_from_user+0x420/0x420 [ 9.646807][ T215] __sys_sendmsg+0x12c/0x1d0 [ 9.646810][ T215] ? __sys_sendmsg_sock+0x20/0x20 [ 9.646816][ T215] ? rcu_is_watching+0x16/0xd0 [ 9.646819][ T215] do_syscall_64+0xff/0x530 [ 9.646822][ T215] ? exc_page_fault+0xee/0x100 [ 9.646825][ T215] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.646827][ T215] RIP: 0033:0x7f119579154e [ 9.646831][ T215] 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 [ 9.646832][ T215] RSP: 002b:00007ffc41600ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.646835][ T215] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f119579154e [ 9.646836][ T215] RDX: 0000000000000000 RSI: 00007ffc41600f50 RDI: 0000000000000005 [ 9.646837][ T215] RBP: 00007ffc41600eb0 R08: 0000000000000000 R09: 0000000000000000 [ 9.646838][ T215] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91c7ef [ 9.646839][ T215] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc41601620 [ 9.646845][ T215] [ 9.694605][ T215] ip (215) used greatest stack depth: 23208 bytes left [ 9.950189][ T245] gre: GRE over IPv4 demultiplexer driver [ 9.971733][ T245] ip6_gre: GRE over IPv6 tunneling driver [ 10.027193][ T70] ip6_tunnel: gre1 xmit: Local address not yet configured! [ 10.027238][ T70] [ 10.027239][ T70] ============================= [ 10.027240][ T70] WARNING: suspicious RCU usage [ 10.027242][ T70] 7.2.0-virtme #1 Tainted: G W [ 10.027243][ T70] ----------------------------- [ 10.027244][ T70] kernel/sched/core.c:9196 Illegal context switch in RCU-bh read-side critical section! [ 10.027246][ T70] [ 10.027246][ T70] other info that might help us debug this: [ 10.027246][ T70] [ 10.027246][ T70] [ 10.027246][ T70] rcu_scheduler_active = 2, debug_locks = 1 [ 10.027248][ T70] locks held by kworker/u16:1/70: 11, last CPU#0: [ 10.027249][ T70] #0: ff110000092ce540 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 10.027262][ T70] #1: ffa00000004b7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 10.027266][ T70] #2: ffffffff9c71b740 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 10.027271][ T70] #3: ffffffff9bf94c00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 10.027276][ T70] #4: ffffffff9bf94c00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 10.027280][ T70] #5: ffffffff9bf94ba0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x204/0x1b90 [ 10.027285][ T70] #6: ffffffff9bf94c00 (rcu_read_lock){....}-{1:3}, at: ip6_tnl_xmit_ctl+0xfd/0x390 [ 10.027290][ T70] #7: ffffffff9bf7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.027294][ T70] #8: ffffffff9bf7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.027298][ T70] #9: ffffffff9be9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.027302][ T70] #10: ffffffff9be9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.027305][ T70] [ 10.027305][ T70] stack backtrace: [ 10.027308][ T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.027311][ T70] Tainted: [W]=WARN [ 10.027312][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.027314][ T70] Workqueue: ipv6_addrconf addrconf_dad_work [ 10.027317][ T70] Call Trace: [ 10.027318][ T70] [ 10.027320][ T70] dump_stack_lvl+0x6f/0xa0 [ 10.027326][ T70] lockdep_rcu_suspicious.cold+0x37/0x8a [ 10.027332][ T70] __might_resched+0x2ac/0x390 [ 10.027337][ T70] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.027340][ T70] ? __kmalloc_noprof+0xdb/0x760 [ 10.027344][ T70] __kmalloc_noprof+0x443/0x760 [ 10.027346][ T70] ? alloc_buf.isra.0+0x4b/0x260 [ 10.027353][ T70] ? do_raw_spin_unlock+0x59/0x250 [ 10.027356][ T70] alloc_buf.isra.0+0x4b/0x260 [ 10.027359][ T70] put_chars+0x1e1/0x2f0 [ 10.027362][ T70] ? __send_to_port+0x420/0x420 [ 10.027366][ T70] ? validate_chain+0x34a/0xc20 [ 10.027371][ T70] hvc_console_print+0x292/0x780 [ 10.027375][ T70] ? mark_usage+0x61/0x170 [ 10.027377][ T70] ? __lock_acquire+0x518/0xc20 [ 10.027381][ T70] ? __lock_acquire+0x518/0xc20 [ 10.027385][ T70] ? hvc_write+0x3a0/0x3a0 [ 10.027388][ T70] ? console_emit_next_record+0x1df/0x4c0 [ 10.027391][ T70] ? rcu_is_watching+0x16/0xd0 [ 10.027394][ T70] ? lock_acquire+0x13c/0x160 [ 10.027398][ T70] console_emit_next_record+0x22f/0x4c0 [ 10.027402][ T70] ? devkmsg_read+0x4b0/0x4b0 [ 10.027404][ T70] ? console_flush_one_record+0x106/0x710 [ 10.027407][ T70] ? rcu_is_watching+0x16/0xd0 [ 10.027409][ T70] ? lock_acquire+0x13c/0x160 [ 10.027413][ T70] console_flush_one_record+0x46f/0x710 [ 10.027417][ T70] ? console_emit_next_record+0x4c0/0x4c0 [ 10.027419][ T70] ? __lock_acquire+0x518/0xc20 [ 10.027424][ T70] console_unlock+0xee/0x1f0 [ 10.027427][ T70] ? console_flush_one_record+0x710/0x710 [ 10.027429][ T70] ? rcu_is_watching+0x16/0xd0 [ 10.027431][ T70] ? lock_acquire+0xe0/0x160 [ 10.027434][ T70] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.027437][ T70] ? vprintk_emit+0x320/0x3e0 [ 10.027439][ T70] vprintk_emit+0x37c/0x3e0 [ 10.027443][ T70] ? wake_up_klogd_work_func+0x90/0x90 [ 10.027445][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 10.027449][ T70] _printk+0xc7/0x100 [ 10.027453][ T70] ? snapshot_read.cold+0x21/0x21 [ 10.027454][ T70] ? ___ratelimit+0x4e7/0xa00 [ 10.027461][ T70] ? idr_get_free+0x830/0x830 [ 10.027466][ T70] ip6_tnl_xmit_ctl.cold+0x75/0x7a [ 10.027470][ T70] ip6gre_tunnel_xmit+0x209/0xe40 [ip6_gre] [ 10.027476][ T70] ? __gre6_xmit+0x19a0/0x19a0 [ip6_gre] [ 10.027479][ T70] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.027482][ T70] ? __bfs+0x1e6/0x310 [ 10.027485][ T70] ? netif_skb_features+0x662/0x14e0 [ 10.027487][ T70] ? __lock_acquire+0x518/0xc20 [ 10.027491][ T70] ? skb_network_protocol+0x3b0/0x3b0 [ 10.027499][ T70] ? rcu_is_watching+0x16/0xd0 [ 10.027501][ T70] dev_hard_start_xmit+0xf4/0x620 [ 10.027504][ T70] ? validate_xmit_skb+0x72/0x9a0 [ 10.027508][ T70] __dev_queue_xmit+0xc1a/0x1b90 [ 10.027511][ T70] ? __lock_acquire+0x518/0xc20 [ 10.027513][ T70] ? ipv6_setsockopt+0x65/0xf0 [ 10.027518][ T70] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 10.027519][ T70] ? find_held_lock+0x2b/0x80 [ 10.027522][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 10.027524][ T70] ? __rwlock_init+0x150/0x150 [ 10.027526][ T70] ? mark_held_locks+0x40/0x70 [ 10.027530][ T70] ? lockdep_hardirqs_on+0x91/0x130 [ 10.027532][ T70] ? __local_bh_enable_ip+0xaa/0x150 [ 10.027535][ T70] ? __local_bh_enable_ip+0xaa/0x150 [ 10.027537][ T70] ? ___neigh_create+0x811/0x1070 [ 10.027544][ T70] ip6_finish_output2+0x48d/0x13f0 [ 10.027549][ T70] ? ip6_dst_lookup+0x80/0x80 [ 10.027551][ T70] ? find_held_lock+0x2b/0x80 [ 10.027554][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 10.027557][ T70] ? ip6_mtu+0x174/0x410 [ 10.027561][ T70] ip6_finish_output+0x701/0xe80 [ 10.027566][ T70] ip6_output+0x23f/0x7f0 [ 10.027569][ T70] ? ip6_finish_output+0xe80/0xe80 [ 10.027571][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 10.027573][ T70] ? find_held_lock+0x2b/0x80 [ 10.027576][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 10.027578][ T70] ? __local_bh_enable_ip+0xaa/0x150 [ 10.027582][ T70] ndisc_send_skb+0xba3/0x1520 [ 10.027587][ T70] ? ndisc_recv_na+0xea0/0xea0 [ 10.027593][ T70] ? __asan_memset+0x27/0x50 [ 10.027599][ T70] addrconf_dad_completed+0x37e/0xe10 [ 10.027602][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 10.027604][ T70] ? addrconf_rs_timer+0x770/0x770 [ 10.027606][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 10.027608][ T70] ? __rwlock_init+0x150/0x150 [ 10.027610][ T70] ? mark_held_locks+0x40/0x70 [ 10.027614][ T70] ? addrconf_dad_begin+0x2e1/0x540 [ 10.027616][ T70] addrconf_dad_begin+0x2e1/0x540 [ 10.027618][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 10.027621][ T70] ? addrconf_dad_completed+0xe10/0xe10 [ 10.027622][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 10.027624][ T70] ? __rwlock_init+0x150/0x150 [ 10.027626][ T70] ? mark_held_locks+0x40/0x70 [ 10.027630][ T70] addrconf_dad_work+0x170/0x930 [ 10.027634][ T70] ? addrconf_dad_begin+0x540/0x540 [ 10.027637][ T70] ? rcu_is_watching+0x16/0xd0 [ 10.027638][ T70] ? rcu_is_watching+0x16/0xd0 [ 10.027640][ T70] ? lock_acquire+0x13c/0x160 [ 10.027642][ T70] ? rcu_is_watching+0x16/0xd0 [ 10.027645][ T70] process_one_work+0xe3e/0x1560 [ 10.027652][ T70] ? __queue_delayed_work+0x470/0x470 [ 10.027655][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 10.027662][ T70] worker_thread+0x4f1/0xd60 [ 10.027666][ T70] ? rescuer_thread+0x1340/0x1340 [ 10.027668][ T70] ? __kthread_parkme+0xbd/0x210 [ 10.027671][ T70] ? rescuer_thread+0x1340/0x1340 [ 10.027674][ T70] ? rescuer_thread+0x1340/0x1340 [ 10.027676][ T70] kthread+0x367/0x460 [ 10.027678][ T70] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.027682][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 10.027685][ T70] ret_from_fork+0x474/0x6b0 [ 10.027689][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 10.027692][ T70] ? __switch_to+0x5a3/0xe00 [ 10.027696][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 10.027698][ T70] ret_from_fork_asm+0x11/0x20 [ 10.027707][ T70] [ 10.109131][ T70] ip6_tunnel: gre1 xmit: Local address not yet configured! [ 12.620349][ T269] socat (269) used greatest stack depth: 22328 bytes left [ 12.620368][ T269] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.620370][ T269] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 269, name: socat [ 12.620372][ T269] preempt_count: 2, expected: 0 [ 12.620373][ T269] RCU nest depth: 0, expected: 0 [ 12.620373][ T269] locks held by socat/269: 5, last CPU#0: [ 12.620375][ T269] #0: ffffffff9be167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 12.620389][ T269] #1: ffffffff9bf7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.620394][ T269] #2: ffffffff9bf7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.620398][ T269] #3: ffffffff9be9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.620401][ T269] #4: ffffffff9be9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.620405][ T269] irq event stamp: 127554 [ 12.620406][ T269] hardirqs last enabled at (127553): [] __down_trylock_console_sem+0x86/0xa0 [ 12.620409][ T269] hardirqs last disabled at (127554): [] console_emit_next_record+0x3d4/0x4c0 [ 12.620411][ T269] softirqs last enabled at (120436): [] unix_release_sock+0x446/0xe60 [ 12.620415][ T269] softirqs last disabled at (120434): [] unix_release_sock+0x39f/0xe60 [ 12.620417][ T269] Preemption disabled at: [ 12.620418][ T269] [<0000000000000000>] 0x0 [ 12.620425][ T269] CPU: 0 UID: 0 PID: 269 Comm: socat Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.620428][ T269] Tainted: [W]=WARN [ 12.620429][ T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.620431][ T269] Call Trace: [ 12.620432][ T269] [ 12.620434][ T269] dump_stack_lvl+0x6f/0xa0 [ 12.620440][ T269] __might_resched.cold+0x1fe/0x2c1 [ 12.620445][ T269] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.620449][ T269] ? __kmalloc_noprof+0xdb/0x760 [ 12.620453][ T269] __kmalloc_noprof+0x443/0x760 [ 12.620455][ T269] ? alloc_buf.isra.0+0x4b/0x260 [ 12.620461][ T269] ? do_raw_spin_unlock+0x59/0x250 [ 12.620464][ T269] alloc_buf.isra.0+0x4b/0x260 [ 12.620467][ T269] put_chars+0x1e1/0x2f0 [ 12.620470][ T269] ? __send_to_port+0x420/0x420 [ 12.620471][ T269] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.620475][ T269] ? validate_chain+0x38b/0xc20 [ 12.620480][ T269] hvc_console_print+0x292/0x780 [ 12.620487][ T269] ? hvc_write+0x3a0/0x3a0 [ 12.620490][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.620492][ T269] ? lock_acquire+0x13c/0x160 [ 12.620496][ T269] console_emit_next_record+0x22f/0x4c0 [ 12.620500][ T269] ? devkmsg_read+0x4b0/0x4b0 [ 12.620501][ T269] ? console_flush_one_record+0x106/0x710 [ 12.620505][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.620506][ T269] ? lock_acquire+0x13c/0x160 [ 12.620514][ T269] console_flush_one_record+0x46f/0x710 [ 12.620518][ T269] ? console_emit_next_record+0x4c0/0x4c0 [ 12.620520][ T269] ? __lock_acquire+0x518/0xc20 [ 12.620525][ T269] console_unlock+0xee/0x1f0 [ 12.620528][ T269] ? console_flush_one_record+0x710/0x710 [ 12.620530][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.620531][ T269] ? lock_acquire+0xe0/0x160 [ 12.620535][ T269] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.620537][ T269] ? vprintk_emit+0x320/0x3e0 [ 12.620539][ T269] vprintk_emit+0x37c/0x3e0 [ 12.620542][ T269] ? wake_up_klogd_work_func+0x90/0x90 [ 12.620544][ T269] ? do_raw_spin_unlock+0x59/0x250 [ 12.620547][ T269] ? __lock_acquire+0x518/0xc20 [ 12.620550][ T269] _printk+0xc7/0x100 [ 12.620554][ T269] ? snapshot_read.cold+0x21/0x21 [ 12.620557][ T269] ? do_raw_spin_lock+0x131/0x280 [ 12.620559][ T269] ? __rwlock_init+0x150/0x150 [ 12.620563][ T269] ? do_raw_spin_lock+0x131/0x280 [ 12.620566][ T269] do_exit.cold+0x82/0x9c [ 12.620569][ T269] ? exit_notify+0x890/0x890 [ 12.620571][ T269] ? __lock_release.isra.0+0x69/0x1a0 [ 12.620573][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.620577][ T269] do_group_exit+0xb8/0x370 [ 12.620579][ T269] __x64_sys_exit_group+0x3c/0x50 [ 12.620581][ T269] x64_sys_call+0x1567/0x1570 [ 12.620584][ T269] do_syscall_64+0xff/0x530 [ 12.620588][ T269] ? exc_page_fault+0xee/0x100 [ 12.620591][ T269] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.620593][ T269] RIP: 0033:0x7f2ab51961b8 [ 12.620595][ T269] Code: Unable to access opcode bytes at 0x7f2ab519618e. [ 12.620596][ T269] RSP: 002b:00007fffb1afce48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.620599][ T269] RAX: ffffffffffffffda RBX: 00007f2ab52c6f88 RCX: 00007f2ab51961b8 [ 12.620600][ T269] RDX: 00007f2ab507be88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 12.620601][ T269] RBP: 00007fffb1afcea0 R08: 0000000000000000 R09: 0000000000004010 [ 12.620602][ T269] R10: 00007fffb1afcca0 R11: 0000000000000246 R12: 0000000000000003 [ 12.620603][ T269] R13: 0000000000000000 R14: 00007f2ab52c5680 R15: 00007f2ab52c6fa0 [ 12.620609][ T269] [ 12.972087][ T282] socat (282) used greatest stack depth: 21616 bytes left