[ 11.540888][ T203] ip (203) used greatest stack depth: 24080 bytes left [ 11.540904][ T203] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.540906][ T203] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 203, name: ip [ 11.540908][ T203] preempt_count: 2, expected: 0 [ 11.540908][ T203] RCU nest depth: 0, expected: 0 [ 11.540909][ T203] locks held by ip/203: 5, last CPU#3: [ 11.540911][ T203] #0: ffffffff8e6167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.540923][ T203] #1: ffffffff8e77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.540928][ T203] #2: ffffffff8e77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.540933][ T203] #3: ffffffff8e69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.540936][ T203] #4: ffffffff8e69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.540940][ T203] irq event stamp: 33726 [ 11.540942][ T203] hardirqs last enabled at (33725): [] __down_trylock_console_sem+0x86/0xa0 [ 11.540945][ T203] hardirqs last disabled at (33726): [] console_emit_next_record+0x3d4/0x4c0 [ 11.540947][ T203] softirqs last enabled at (33150): [] handle_softirqs+0x67c/0x900 [ 11.540949][ T203] softirqs last disabled at (32395): [] __irq_exit_rcu+0x145/0x1c0 [ 11.540952][ T203] Preemption disabled at: [ 11.540952][ T203] [<0000000000000000>] 0x0 [ 11.540960][ T203] CPU: 3 UID: 0 PID: 203 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.540963][ T203] Tainted: [W]=WARN [ 11.540964][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.540966][ T203] Call Trace: [ 11.540967][ T203] [ 11.540969][ T203] dump_stack_lvl+0x6f/0xa0 [ 11.540975][ T203] __might_resched.cold+0x1fe/0x2c1 [ 11.540981][ T203] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.540985][ T203] ? __kmalloc_noprof+0xdb/0x760 [ 11.540989][ T203] __kmalloc_noprof+0x443/0x760 [ 11.540991][ T203] ? alloc_buf.isra.0+0x4b/0x260 [ 11.540998][ T203] ? do_raw_spin_unlock+0x59/0x250 [ 11.541001][ T203] alloc_buf.isra.0+0x4b/0x260 [ 11.541005][ T203] put_chars+0x1e1/0x2f0 [ 11.541007][ T203] ? __send_to_port+0x420/0x420 [ 11.541008][ T203] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.541012][ T203] ? validate_chain+0x38b/0xc20 [ 11.541018][ T203] hvc_console_print+0x292/0x780 [ 11.541025][ T203] ? hvc_write+0x3a0/0x3a0 [ 11.541028][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.541030][ T203] ? lock_acquire+0x13c/0x160 [ 11.541034][ T203] console_emit_next_record+0x22f/0x4c0 [ 11.541038][ T203] ? devkmsg_read+0x4b0/0x4b0 [ 11.541040][ T203] ? console_flush_one_record+0x106/0x710 [ 11.541043][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.541045][ T203] ? lock_acquire+0x13c/0x160 [ 11.541049][ T203] console_flush_one_record+0x46f/0x710 [ 11.541053][ T203] ? console_emit_next_record+0x4c0/0x4c0 [ 11.541055][ T203] ? __lock_acquire+0x518/0xc20 [ 11.541061][ T203] console_unlock+0xee/0x1f0 [ 11.541064][ T203] ? console_flush_one_record+0x710/0x710 [ 11.541066][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.541068][ T203] ? lock_acquire+0xe0/0x160 [ 11.541071][ T203] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.541073][ T203] ? vprintk_emit+0x320/0x3e0 [ 11.541076][ T203] vprintk_emit+0x37c/0x3e0 [ 11.541079][ T203] ? wake_up_klogd_work_func+0x90/0x90 [ 11.541082][ T203] ? __lock_acquire+0x518/0xc20 [ 11.541086][ T203] _printk+0xc7/0x100 [ 11.541090][ T203] ? snapshot_read.cold+0x21/0x21 [ 11.541093][ T203] ? do_raw_spin_lock+0x131/0x280 [ 11.541095][ T203] ? __rwlock_init+0x150/0x150 [ 11.541099][ T203] ? do_raw_spin_lock+0x131/0x280 [ 11.541102][ T203] do_exit.cold+0x82/0x9c [ 11.541106][ T203] ? exit_notify+0x890/0x890 [ 11.541108][ T203] ? __lock_release.isra.0+0x69/0x1a0 [ 11.541110][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.541114][ T203] do_group_exit+0xb8/0x370 [ 11.541117][ T203] __x64_sys_exit_group+0x3c/0x50 [ 11.541119][ T203] x64_sys_call+0x1567/0x1570 [ 11.541128][ T203] do_syscall_64+0xff/0x530 [ 11.541132][ T203] ? exc_page_fault+0xee/0x100 [ 11.541135][ T203] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.541138][ T203] RIP: 0033:0x7f1805f5b1b8 [ 11.541140][ T203] Code: Unable to access opcode bytes at 0x7f1805f5b18e. [ 11.541141][ T203] RSP: 002b:00007ffcfe1d6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.541144][ T203] RAX: ffffffffffffffda RBX: 00007f180608bf88 RCX: 00007f1805f5b1b8 [ 11.541145][ T203] RDX: 00007f1805ca5fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.541146][ T203] RBP: 00007ffcfe1d6ec0 R08: 0000000000000000 R09: 0000000000000000 [ 11.541146][ T203] R10: 00007ffcfe1d6c80 R11: 0000000000000246 R12: 0000000000000001 [ 11.541147][ T203] R13: 0000000000000000 R14: 00007f180608a680 R15: 00007f180608bfa0 [ 11.541154][ T203] [ 12.138271][ T224] ip (224) used greatest stack depth: 23776 bytes left [ 12.723190][ T239] veth0: renamed from ioam-veth-alpha [ 12.723312][ T239] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.723314][ T239] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 239, name: ip [ 12.723315][ T239] preempt_count: 1, expected: 0 [ 12.723316][ T239] RCU nest depth: 0, expected: 0 [ 12.723317][ T239] locks held by ip/239: 5, last CPU#0: [ 12.723319][ T239] #0: ffffffff8ef1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 12.723331][ T239] #1: ffffffff8e77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.723336][ T239] #2: ffffffff8e77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.723341][ T239] #3: ffffffff8e69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.723345][ T239] #4: ffffffff8e69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.723349][ T239] irq event stamp: 15720 [ 12.723349][ T239] hardirqs last enabled at (15719): [] __down_trylock_console_sem+0x86/0xa0 [ 12.723354][ T239] hardirqs last disabled at (15720): [] console_emit_next_record+0x3d4/0x4c0 [ 12.723357][ T239] softirqs last enabled at (15714): [] netif_change_name+0x216/0x8c0 [ 12.723360][ T239] softirqs last disabled at (15712): [] netif_change_name+0x1ad/0x8c0 [ 12.723363][ T239] Preemption disabled at: [ 12.723364][ T239] [] vprintk_emit+0x31b/0x3e0 [ 12.723369][ T239] CPU: 0 UID: 0 PID: 239 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.723372][ T239] Tainted: [W]=WARN [ 12.723373][ T239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.723375][ T239] Call Trace: [ 12.723377][ T239] [ 12.723378][ T239] dump_stack_lvl+0x6f/0xa0 [ 12.723384][ T239] ? vprintk_emit+0x31b/0x3e0 [ 12.723386][ T239] __might_resched.cold+0x1fe/0x2c1 [ 12.723391][ T239] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.723396][ T239] ? __kmalloc_noprof+0xdb/0x760 [ 12.723400][ T239] __kmalloc_noprof+0x443/0x760 [ 12.723402][ T239] ? alloc_buf.isra.0+0x4b/0x260 [ 12.723409][ T239] ? do_raw_spin_unlock+0x59/0x250 [ 12.723412][ T239] alloc_buf.isra.0+0x4b/0x260 [ 12.723416][ T239] put_chars+0x1e1/0x2f0 [ 12.723419][ T239] ? __send_to_port+0x420/0x420 [ 12.723425][ T239] hvc_console_print+0x292/0x780 [ 12.723433][ T239] ? hvc_write+0x3a0/0x3a0 [ 12.723436][ T239] ? lock_acquire+0x13c/0x160 [ 12.723441][ T239] console_emit_next_record+0x22f/0x4c0 [ 12.723444][ T239] ? devkmsg_read+0x4b0/0x4b0 [ 12.723446][ T239] ? console_flush_one_record+0x106/0x710 [ 12.723450][ T239] ? rcu_is_watching+0x16/0xd0 [ 12.723452][ T239] ? lock_acquire+0x13c/0x160 [ 12.723456][ T239] console_flush_one_record+0x46f/0x710 [ 12.723461][ T239] ? console_emit_next_record+0x4c0/0x4c0 [ 12.723463][ T239] ? __lock_acquire+0x518/0xc20 [ 12.723468][ T239] console_unlock+0xee/0x1f0 [ 12.723471][ T239] ? console_flush_one_record+0x710/0x710 [ 12.723473][ T239] ? rcu_is_watching+0x16/0xd0 [ 12.723474][ T239] ? lock_acquire+0xe0/0x160 [ 12.723478][ T239] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.723480][ T239] ? vprintk_emit+0x320/0x3e0 [ 12.723483][ T239] vprintk_emit+0x37c/0x3e0 [ 12.723486][ T239] ? wake_up_klogd_work_func+0x90/0x90 [ 12.723488][ T239] ? save_trace+0x68/0x280 [ 12.723492][ T239] _printk+0xc7/0x100 [ 12.723496][ T239] ? snapshot_read.cold+0x21/0x21 [ 12.723499][ T239] ? validate_chain+0x34a/0xc20 [ 12.723502][ T239] ? netdev_name+0x43/0x60 [ 12.723505][ T239] ? __netdev_printk+0x17f/0x1d0 [ 12.723508][ T239] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 12.723510][ T239] netdev_info+0xe2/0x116 [ 12.723513][ T239] ? netdev_notice+0x120/0x120 [ 12.723516][ T239] ? find_held_lock+0x2b/0x80 [ 12.723519][ T239] ? __lock_release.isra.0+0x69/0x1a0 [ 12.723521][ T239] ? mark_held_locks+0x40/0x70 [ 12.723525][ T239] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 12.723527][ T239] netif_change_name.cold+0x4f/0x89 [ 12.723529][ T239] ? is_bpf_text_address+0x68/0x110 [ 12.723535][ T239] ? netdev_adjacent_rename_links+0x470/0x470 [ 12.723537][ T239] ? __kernel_text_address+0x12/0x30 [ 12.723540][ T239] ? write_profile+0xf0/0xf0 [ 12.723544][ T239] ? __asan_memset+0x27/0x50 [ 12.723550][ T239] do_setlink.isra.0+0x1f7d/0x2a60 [ 12.723553][ T239] ? stack_trace_save+0x93/0xc0 [ 12.723555][ T239] ? rtnl_link_get_size+0x350/0x350 [ 12.723557][ T239] ? rcu_read_lock_any_held+0x66/0x90 [ 12.723559][ T239] ? stack_depot_save_flags+0x38e/0x790 [ 12.723563][ T239] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.723565][ T239] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.723567][ T239] ? validate_chain+0x38b/0xc20 [ 12.723570][ T239] ? kasan_save_stack+0x3d/0x50 [ 12.723572][ T239] ? kasan_save_stack+0x2f/0x50 [ 12.723573][ T239] ? kasan_save_track+0x14/0x30 [ 12.723574][ T239] ? __kasan_kmalloc+0x7b/0x90 [ 12.723576][ T239] ? __lock_acquire+0x518/0xc20 [ 12.723578][ T239] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 12.723581][ T239] ? ___sys_sendmsg+0xd0/0x1d0 [ 12.723585][ T239] ? lock_acquire.part.0+0xd4/0x280 [ 12.723587][ T239] ? rtnl_newlink+0x9a8/0x11b0 [ 12.723590][ T239] ? rcu_is_watching+0x16/0xd0 [ 12.723591][ T239] ? lock_acquire+0x13c/0x160 [ 12.723593][ T239] ? rcu_is_watching+0x16/0xd0 [ 12.723594][ T239] ? rcu_is_watching+0x16/0xd0 [ 12.723596][ T239] ? trace_contention_end+0xb3/0x180 [ 12.723598][ T239] ? __mutex_lock+0x1db/0x1ea0 [ 12.723601][ T239] ? __mutex_lock+0x9a3/0x1ea0 [ 12.723603][ T239] ? rtnl_newlink+0x9a8/0x11b0 [ 12.723606][ T239] ? ww_mutex_lock+0x160/0x160 [ 12.723607][ T239] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.723612][ T239] ? rcu_is_watching+0x16/0xd0 [ 12.723614][ T239] ? __rtnl_newlink+0x3fa/0xa50 [ 12.723620][ T239] rtnl_newlink+0x9f1/0x11b0 [ 12.723625][ T239] ? rtnl_bridge_getlink+0x850/0x850 [ 12.723627][ T239] ? __lock_acquire+0x518/0xc20 [ 12.723632][ T239] ? lock_acquire.part.0+0xd4/0x280 [ 12.723634][ T239] ? find_held_lock+0x2b/0x80 [ 12.723636][ T239] ? rtnl_bridge_getlink+0x850/0x850 [ 12.723638][ T239] ? __lock_release.isra.0+0x69/0x1a0 [ 12.723642][ T239] ? rtnl_bridge_getlink+0x850/0x850 [ 12.723644][ T239] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.723647][ T239] ? rtnl_link_fill+0x920/0x920 [ 12.723648][ T239] ? __lock_acquire+0x518/0xc20 [ 12.723653][ T239] ? lock_acquire.part.0+0xd4/0x280 [ 12.723654][ T239] ? find_held_lock+0x2b/0x80 [ 12.723658][ T239] netlink_rcv_skb+0x14e/0x3a0 [ 12.723661][ T239] ? rtnl_link_fill+0x920/0x920 [ 12.723664][ T239] ? netlink_ack+0xcf0/0xcf0 [ 12.723671][ T239] ? netlink_deliver_tap+0xc5/0x330 [ 12.723673][ T239] ? netlink_deliver_tap+0x13c/0x330 [ 12.723677][ T239] netlink_unicast+0x486/0x750 [ 12.723681][ T239] ? netlink_attachskb+0x810/0x810 [ 12.723684][ T239] ? find_held_lock+0x2b/0x80 [ 12.723688][ T239] netlink_sendmsg+0x75b/0xc90 [ 12.723692][ T239] ? netlink_unicast+0x750/0x750 [ 12.723696][ T239] ? __lock_release.isra.0+0x69/0x1a0 [ 12.723698][ T239] ? __import_iovec+0x36c/0x620 [ 12.723703][ T239] __sock_sendmsg+0xce/0x190 [ 12.723706][ T239] ____sys_sendmsg+0x61a/0x860 [ 12.723708][ T239] ? copy_msghdr_from_user+0x279/0x420 [ 12.723710][ T239] ? sock_write_iter+0x400/0x400 [ 12.723712][ T239] ? move_addr_to_kernel+0x40/0x40 [ 12.723719][ T239] ___sys_sendmsg+0x14e/0x1d0 [ 12.723722][ T239] ? copy_msghdr_from_user+0x420/0x420 [ 12.723738][ T239] __sys_sendmsg+0x12c/0x1d0 [ 12.723741][ T239] ? __sys_sendmsg_sock+0x20/0x20 [ 12.723747][ T239] ? fpregs_restore_userregs+0x14b/0x300 [ 12.723750][ T239] ? rcu_is_watching+0x16/0xd0 [ 12.723754][ T239] do_syscall_64+0xff/0x530 [ 12.723757][ T239] ? exc_page_fault+0xee/0x100 [ 12.723759][ T239] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.723762][ T239] RIP: 0033:0x7f5de547054e [ 12.723766][ T239] 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 [ 12.723767][ T239] RSP: 002b:00007ffc08f404e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.723770][ T239] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5de547054e [ 12.723771][ T239] RDX: 0000000000000000 RSI: 00007ffc08f40590 RDI: 0000000000000005 [ 12.723772][ T239] RBP: 00007ffc08f404f0 R08: 0000000000000000 R09: 0000000000000000 [ 12.723773][ T239] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90db31 [ 12.723774][ T239] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc08f40c60 [ 12.723781][ T239] [ 12.772188][ T239] ip (239) used greatest stack depth: 23208 bytes left [ 12.800648][ T240] veth0: renamed from ioam-veth-betaL [ 12.835659][ T241] veth1: renamed from ioam-veth-betaR [ 12.869565][ T242] veth0: renamed from ioam-veth-gamma