[ 9.506303][ T203] ip (203) used greatest stack depth: 24208 bytes left [ 9.506318][ T203] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.506320][ T203] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 203, name: ip [ 9.506322][ T203] preempt_count: 2, expected: 0 [ 9.506323][ T203] RCU nest depth: 0, expected: 0 [ 9.506324][ T203] locks held by ip/203: 5, last CPU#3: [ 9.506326][ T203] #0: ffffffff8f2167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.506337][ T203] #1: ffffffff8f37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.506342][ T203] #2: ffffffff8f37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.506346][ T203] #3: ffffffff8f29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.506349][ T203] #4: ffffffff8f29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.506353][ T203] irq event stamp: 35434 [ 9.506354][ T203] hardirqs last enabled at (35433): [] __down_trylock_console_sem+0x86/0xa0 [ 9.506357][ T203] hardirqs last disabled at (35434): [] console_emit_next_record+0x3d4/0x4c0 [ 9.506359][ T203] softirqs last enabled at (34122): [] netlink_release+0x17b/0xcf0 [ 9.506363][ T203] softirqs last disabled at (34120): [] netlink_release+0xd2/0xcf0 [ 9.506366][ T203] Preemption disabled at: [ 9.506366][ T203] [<0000000000000000>] 0x0 [ 9.506373][ T203] CPU: 3 UID: 0 PID: 203 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.506376][ T203] Tainted: [W]=WARN [ 9.506377][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.506379][ T203] Call Trace: [ 9.506381][ T203] [ 9.506382][ T203] dump_stack_lvl+0x6f/0xa0 [ 9.506388][ T203] __might_resched.cold+0x1fe/0x2c1 [ 9.506393][ T203] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.506397][ T203] ? __kmalloc_noprof+0xdb/0x760 [ 9.506401][ T203] __kmalloc_noprof+0x443/0x760 [ 9.506403][ T203] ? alloc_buf.isra.0+0x4b/0x260 [ 9.506415][ T203] ? do_raw_spin_unlock+0x59/0x250 [ 9.506418][ T203] alloc_buf.isra.0+0x4b/0x260 [ 9.506421][ T203] put_chars+0x1e1/0x2f0 [ 9.506424][ T203] ? __send_to_port+0x420/0x420 [ 9.506425][ T203] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.506429][ T203] ? validate_chain+0x38b/0xc20 [ 9.506434][ T203] hvc_console_print+0x292/0x780 [ 9.506441][ T203] ? hvc_write+0x3a0/0x3a0 [ 9.506444][ T203] ? rcu_is_watching+0x16/0xd0 [ 9.506446][ T203] ? lock_acquire+0x13c/0x160 [ 9.506450][ T203] console_emit_next_record+0x22f/0x4c0 [ 9.506454][ T203] ? devkmsg_read+0x4b0/0x4b0 [ 9.506456][ T203] ? console_flush_one_record+0x106/0x710 [ 9.506459][ T203] ? rcu_is_watching+0x16/0xd0 [ 9.506460][ T203] ? lock_acquire+0x13c/0x160 [ 9.506464][ T203] console_flush_one_record+0x46f/0x710 [ 9.506468][ T203] ? console_emit_next_record+0x4c0/0x4c0 [ 9.506470][ T203] ? __lock_acquire+0x518/0xc20 [ 9.506475][ T203] console_unlock+0xee/0x1f0 [ 9.506478][ T203] ? console_flush_one_record+0x710/0x710 [ 9.506480][ T203] ? rcu_is_watching+0x16/0xd0 [ 9.506482][ T203] ? lock_acquire+0xe0/0x160 [ 9.506485][ T203] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.506487][ T203] ? vprintk_emit+0x320/0x3e0 [ 9.506490][ T203] vprintk_emit+0x37c/0x3e0 [ 9.506494][ T203] ? wake_up_klogd_work_func+0x90/0x90 [ 9.506497][ T203] ? __lock_acquire+0x518/0xc20 [ 9.506501][ T203] _printk+0xc7/0x100 [ 9.506505][ T203] ? snapshot_read.cold+0x21/0x21 [ 9.506508][ T203] ? do_raw_spin_lock+0x131/0x280 [ 9.506510][ T203] ? __rwlock_init+0x150/0x150 [ 9.506514][ T203] ? do_raw_spin_lock+0x131/0x280 [ 9.506517][ T203] do_exit.cold+0x82/0x9c [ 9.506520][ T203] ? exit_notify+0x890/0x890 [ 9.506522][ T203] ? __lock_release.isra.0+0x69/0x1a0 [ 9.506524][ T203] ? rcu_is_watching+0x16/0xd0 [ 9.506528][ T203] do_group_exit+0xb8/0x370 [ 9.506531][ T203] __x64_sys_exit_group+0x3c/0x50 [ 9.506532][ T203] x64_sys_call+0x1567/0x1570 [ 9.506535][ T203] do_syscall_64+0xff/0x530 [ 9.506538][ T203] ? exc_page_fault+0xee/0x100 [ 9.506541][ T203] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.506543][ T203] RIP: 0033:0x7f47c85031b8 [ 9.506545][ T203] Code: Unable to access opcode bytes at 0x7f47c850318e. [ 9.506546][ T203] RSP: 002b:00007ffcb226eab8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.506549][ T203] RAX: ffffffffffffffda RBX: 00007f47c8633f88 RCX: 00007f47c85031b8 [ 9.506550][ T203] RDX: 00007f47c824dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.506551][ T203] RBP: 00007ffcb226eb10 R08: 0000000000000000 R09: 0000000000000000 [ 9.506552][ T203] R10: 00007ffcb226e8d0 R11: 0000000000000246 R12: 0000000000000001 [ 9.506552][ T203] R13: 0000000000000000 R14: 00007f47c8632680 R15: 00007f47c8633fa0 [ 9.506559][ T203] [ 10.324290][ T235] ip (235) used greatest stack depth: 24000 bytes left [ 10.529561][ T240] veth0: renamed from ioam-veth-alpha [ 10.529618][ T240] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.529620][ T240] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 240, name: ip [ 10.529621][ T240] preempt_count: 1, expected: 0 [ 10.529622][ T240] RCU nest depth: 0, expected: 0 [ 10.529623][ T240] locks held by ip/240: 5, last CPU#2: [ 10.529625][ T240] #0: ffffffff8fb1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 10.529636][ T240] #1: ffffffff8f37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.529642][ T240] #2: ffffffff8f37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.529646][ T240] #3: ffffffff8f29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.529650][ T240] #4: ffffffff8f29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.529653][ T240] irq event stamp: 14192 [ 10.529654][ T240] hardirqs last enabled at (14191): [] __down_trylock_console_sem+0x86/0xa0 [ 10.529657][ T240] hardirqs last disabled at (14192): [] console_emit_next_record+0x3d4/0x4c0 [ 10.529659][ T240] softirqs last enabled at (14186): [] netif_change_name+0x216/0x8c0 [ 10.529662][ T240] softirqs last disabled at (14182): [] netif_change_name+0x1ad/0x8c0 [ 10.529665][ T240] Preemption disabled at: [ 10.529666][ T240] [] vprintk_emit+0x31b/0x3e0 [ 10.529670][ T240] CPU: 2 UID: 0 PID: 240 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.529674][ T240] Tainted: [W]=WARN [ 10.529675][ T240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.529676][ T240] Call Trace: [ 10.529678][ T240] [ 10.529679][ T240] dump_stack_lvl+0x6f/0xa0 [ 10.529685][ T240] ? vprintk_emit+0x31b/0x3e0 [ 10.529687][ T240] __might_resched.cold+0x1fe/0x2c1 [ 10.529691][ T240] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.529695][ T240] ? __kmalloc_noprof+0xdb/0x760 [ 10.529699][ T240] __kmalloc_noprof+0x443/0x760 [ 10.529701][ T240] ? alloc_buf.isra.0+0x4b/0x260 [ 10.529708][ T240] ? do_raw_spin_unlock+0x59/0x250 [ 10.529710][ T240] alloc_buf.isra.0+0x4b/0x260 [ 10.529714][ T240] put_chars+0x1e1/0x2f0 [ 10.529717][ T240] ? __send_to_port+0x420/0x420 [ 10.529723][ T240] hvc_console_print+0x292/0x780 [ 10.529730][ T240] ? hvc_write+0x3a0/0x3a0 [ 10.529734][ T240] ? lock_acquire+0x13c/0x160 [ 10.529738][ T240] console_emit_next_record+0x22f/0x4c0 [ 10.529742][ T240] ? devkmsg_read+0x4b0/0x4b0 [ 10.529743][ T240] ? console_flush_one_record+0x106/0x710 [ 10.529746][ T240] ? rcu_is_watching+0x16/0xd0 [ 10.529749][ T240] ? lock_acquire+0x13c/0x160 [ 10.529753][ T240] console_flush_one_record+0x46f/0x710 [ 10.529757][ T240] ? console_emit_next_record+0x4c0/0x4c0 [ 10.529759][ T240] ? __lock_acquire+0x518/0xc20 [ 10.529764][ T240] console_unlock+0xee/0x1f0 [ 10.529767][ T240] ? console_flush_one_record+0x710/0x710 [ 10.529769][ T240] ? rcu_is_watching+0x16/0xd0 [ 10.529771][ T240] ? lock_acquire+0xe0/0x160 [ 10.529774][ T240] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.529776][ T240] ? vprintk_emit+0x320/0x3e0 [ 10.529779][ T240] vprintk_emit+0x37c/0x3e0 [ 10.529782][ T240] ? wake_up_klogd_work_func+0x90/0x90 [ 10.529784][ T240] ? save_trace+0x68/0x280 [ 10.529788][ T240] _printk+0xc7/0x100 [ 10.529792][ T240] ? snapshot_read.cold+0x21/0x21 [ 10.529795][ T240] ? validate_chain+0x34a/0xc20 [ 10.529797][ T240] ? netdev_name+0x43/0x60 [ 10.529801][ T240] ? __netdev_printk+0x17f/0x1d0 [ 10.529803][ T240] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.529806][ T240] netdev_info+0xe2/0x116 [ 10.529808][ T240] ? netdev_notice+0x120/0x120 [ 10.529811][ T240] ? find_held_lock+0x2b/0x80 [ 10.529814][ T240] ? __lock_release.isra.0+0x69/0x1a0 [ 10.529816][ T240] ? mark_held_locks+0x40/0x70 [ 10.529820][ T240] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.529822][ T240] netif_change_name.cold+0x4f/0x89 [ 10.529824][ T240] ? is_bpf_text_address+0x68/0x110 [ 10.529829][ T240] ? netdev_adjacent_rename_links+0x470/0x470 [ 10.529832][ T240] ? __kernel_text_address+0x12/0x30 [ 10.529834][ T240] ? write_profile+0xf0/0xf0 [ 10.529838][ T240] ? __asan_memset+0x27/0x50 [ 10.529844][ T240] do_setlink.isra.0+0x1f7d/0x2a60 [ 10.529847][ T240] ? stack_trace_save+0x93/0xc0 [ 10.529849][ T240] ? rtnl_link_get_size+0x350/0x350 [ 10.529850][ T240] ? rcu_read_lock_any_held+0x66/0x90 [ 10.529853][ T240] ? stack_depot_save_flags+0x38e/0x790 [ 10.529856][ T240] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.529858][ T240] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.529860][ T240] ? validate_chain+0x38b/0xc20 [ 10.529862][ T240] ? kasan_save_stack+0x3d/0x50 [ 10.529864][ T240] ? kasan_save_stack+0x2f/0x50 [ 10.529865][ T240] ? kasan_save_track+0x14/0x30 [ 10.529866][ T240] ? __kasan_kmalloc+0x7b/0x90 [ 10.529869][ T240] ? __lock_acquire+0x518/0xc20 [ 10.529870][ T240] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 10.529873][ T240] ? ___sys_sendmsg+0xd0/0x1d0 [ 10.529877][ T240] ? lock_acquire.part.0+0xd4/0x280 [ 10.529879][ T240] ? rtnl_newlink+0x9a8/0x11b0 [ 10.529882][ T240] ? rcu_is_watching+0x16/0xd0 [ 10.529883][ T240] ? lock_acquire+0x13c/0x160 [ 10.529885][ T240] ? rcu_is_watching+0x16/0xd0 [ 10.529886][ T240] ? rcu_is_watching+0x16/0xd0 [ 10.529888][ T240] ? trace_contention_end+0xb3/0x180 [ 10.529890][ T240] ? __mutex_lock+0x1db/0x1ea0 [ 10.529892][ T240] ? __mutex_lock+0x9a3/0x1ea0 [ 10.529894][ T240] ? rtnl_newlink+0x9a8/0x11b0 [ 10.529897][ T240] ? ww_mutex_lock+0x160/0x160 [ 10.529899][ T240] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.529904][ T240] ? rcu_is_watching+0x16/0xd0 [ 10.529906][ T240] ? __rtnl_newlink+0x3fa/0xa50 [ 10.529911][ T240] rtnl_newlink+0x9f1/0x11b0 [ 10.529917][ T240] ? rtnl_bridge_getlink+0x850/0x850 [ 10.529918][ T240] ? __lock_acquire+0x518/0xc20 [ 10.529923][ T240] ? lock_acquire.part.0+0xd4/0x280 [ 10.529925][ T240] ? find_held_lock+0x2b/0x80 [ 10.529927][ T240] ? rtnl_bridge_getlink+0x850/0x850 [ 10.529928][ T240] ? __lock_release.isra.0+0x69/0x1a0 [ 10.529932][ T240] ? rtnl_bridge_getlink+0x850/0x850 [ 10.529934][ T240] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.529937][ T240] ? rtnl_link_fill+0x920/0x920 [ 10.529938][ T240] ? __lock_acquire+0x518/0xc20 [ 10.529943][ T240] ? lock_acquire.part.0+0xd4/0x280 [ 10.529945][ T240] ? find_held_lock+0x2b/0x80 [ 10.529948][ T240] netlink_rcv_skb+0x14e/0x3a0 [ 10.529951][ T240] ? rtnl_link_fill+0x920/0x920 [ 10.529954][ T240] ? netlink_ack+0xcf0/0xcf0 [ 10.529961][ T240] ? netlink_deliver_tap+0xc5/0x330 [ 10.529963][ T240] ? netlink_deliver_tap+0x13c/0x330 [ 10.529967][ T240] netlink_unicast+0x486/0x750 [ 10.529971][ T240] ? netlink_attachskb+0x810/0x810 [ 10.529974][ T240] ? find_held_lock+0x2b/0x80 [ 10.529978][ T240] netlink_sendmsg+0x75b/0xc90 [ 10.529982][ T240] ? netlink_unicast+0x750/0x750 [ 10.529986][ T240] ? __lock_release.isra.0+0x69/0x1a0 [ 10.529987][ T240] ? __import_iovec+0x36c/0x620 [ 10.529993][ T240] __sock_sendmsg+0xce/0x190 [ 10.529996][ T240] ____sys_sendmsg+0x61a/0x860 [ 10.529998][ T240] ? copy_msghdr_from_user+0x279/0x420 [ 10.530000][ T240] ? sock_write_iter+0x400/0x400 [ 10.530002][ T240] ? move_addr_to_kernel+0x40/0x40 [ 10.530009][ T240] ___sys_sendmsg+0x14e/0x1d0 [ 10.530012][ T240] ? copy_msghdr_from_user+0x420/0x420 [ 10.530028][ T240] __sys_sendmsg+0x12c/0x1d0 [ 10.530030][ T240] ? __sys_sendmsg_sock+0x20/0x20 [ 10.530036][ T240] ? rcu_is_watching+0x16/0xd0 [ 10.530039][ T240] do_syscall_64+0xff/0x530 [ 10.530042][ T240] ? exc_page_fault+0xee/0x100 [ 10.530045][ T240] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.530047][ T240] RIP: 0033:0x7fbf07c2d54e [ 10.530051][ T240] 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 [ 10.530053][ T240] RSP: 002b:00007ffe07119c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.530055][ T240] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbf07c2d54e [ 10.530057][ T240] RDX: 0000000000000000 RSI: 00007ffe07119d30 RDI: 0000000000000005 [ 10.530058][ T240] RBP: 00007ffe07119c90 R08: 0000000000000000 R09: 0000000000000000 [ 10.530059][ T240] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913f30 [ 10.530059][ T240] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0711a400 [ 10.530066][ T240] [ 10.574975][ T240] ip (240) used greatest stack depth: 23208 bytes left [ 10.609309][ T241] veth0: renamed from ioam-veth-betaL [ 10.634608][ T242] veth1: renamed from ioam-veth-betaR [ 10.659804][ T243] veth0: renamed from ioam-veth-gamma