[ 11.431503][ T203] ip (203) used greatest stack depth: 23872 bytes left [ 11.431520][ T203] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.431523][ T203] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 203, name: ip [ 11.431524][ T203] preempt_count: 2, expected: 0 [ 11.431525][ T203] RCU nest depth: 0, expected: 0 [ 11.431526][ T203] locks held by ip/203: 5, last CPU#1: [ 11.431528][ T203] #0: ffffffff970167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.431540][ T203] #1: ffffffff9717ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.431544][ T203] #2: ffffffff9717de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.431549][ T203] #3: ffffffff9709d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.431552][ T203] #4: ffffffff9709d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.431556][ T203] irq event stamp: 35252 [ 11.431557][ T203] hardirqs last enabled at (35251): [] __down_trylock_console_sem+0x86/0xa0 [ 11.431560][ T203] hardirqs last disabled at (35252): [] console_emit_next_record+0x3d4/0x4c0 [ 11.431562][ T203] softirqs last enabled at (33934): [] netlink_release+0x17b/0xcf0 [ 11.431566][ T203] softirqs last disabled at (33932): [] netlink_release+0xd2/0xcf0 [ 11.431569][ T203] Preemption disabled at: [ 11.431570][ T203] [<0000000000000000>] 0x0 [ 11.431577][ T203] CPU: 1 UID: 0 PID: 203 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.431580][ T203] Tainted: [W]=WARN [ 11.431581][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.431583][ T203] Call Trace: [ 11.431584][ T203] [ 11.431586][ T203] dump_stack_lvl+0x6f/0xa0 [ 11.431593][ T203] __might_resched.cold+0x1fe/0x2c1 [ 11.431597][ T203] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.431602][ T203] ? __kmalloc_noprof+0xdb/0x760 [ 11.431606][ T203] __kmalloc_noprof+0x443/0x760 [ 11.431608][ T203] ? alloc_buf.isra.0+0x4b/0x260 [ 11.431615][ T203] ? do_raw_spin_unlock+0x59/0x250 [ 11.431618][ T203] alloc_buf.isra.0+0x4b/0x260 [ 11.431622][ T203] put_chars+0x1e1/0x2f0 [ 11.431625][ T203] ? __send_to_port+0x420/0x420 [ 11.431626][ T203] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.431630][ T203] ? validate_chain+0x38b/0xc20 [ 11.431635][ T203] hvc_console_print+0x292/0x780 [ 11.431643][ T203] ? hvc_write+0x3a0/0x3a0 [ 11.431646][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.431648][ T203] ? lock_acquire+0x13c/0x160 [ 11.431652][ T203] console_emit_next_record+0x22f/0x4c0 [ 11.431657][ T203] ? devkmsg_read+0x4b0/0x4b0 [ 11.431659][ T203] ? console_flush_one_record+0x106/0x710 [ 11.431662][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.431664][ T203] ? lock_acquire+0x13c/0x160 [ 11.431668][ T203] console_flush_one_record+0x46f/0x710 [ 11.431673][ T203] ? console_emit_next_record+0x4c0/0x4c0 [ 11.431675][ T203] ? __lock_acquire+0x518/0xc20 [ 11.431680][ T203] console_unlock+0xee/0x1f0 [ 11.431683][ T203] ? console_flush_one_record+0x710/0x710 [ 11.431685][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.431687][ T203] ? lock_acquire+0xe0/0x160 [ 11.431691][ T203] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.431693][ T203] ? vprintk_emit+0x320/0x3e0 [ 11.431696][ T203] vprintk_emit+0x37c/0x3e0 [ 11.431699][ T203] ? wake_up_klogd_work_func+0x90/0x90 [ 11.431702][ T203] ? __lock_acquire+0x518/0xc20 [ 11.431706][ T203] _printk+0xc7/0x100 [ 11.431710][ T203] ? snapshot_read.cold+0x21/0x21 [ 11.431713][ T203] ? do_raw_spin_lock+0x131/0x280 [ 11.431716][ T203] ? __rwlock_init+0x150/0x150 [ 11.431720][ T203] ? do_raw_spin_lock+0x131/0x280 [ 11.431723][ T203] do_exit.cold+0x82/0x9c [ 11.431727][ T203] ? exit_notify+0x890/0x890 [ 11.431728][ T203] ? __lock_release.isra.0+0x69/0x1a0 [ 11.431731][ T203] ? rcu_is_watching+0x16/0xd0 [ 11.431735][ T203] do_group_exit+0xb8/0x370 [ 11.431738][ T203] __x64_sys_exit_group+0x3c/0x50 [ 11.431740][ T203] x64_sys_call+0x1567/0x1570 [ 11.431742][ T203] do_syscall_64+0xff/0x530 [ 11.431746][ T203] ? exc_page_fault+0xee/0x100 [ 11.431749][ T203] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.431752][ T203] RIP: 0033:0x7f44c0a1c1b8 [ 11.431754][ T203] Code: Unable to access opcode bytes at 0x7f44c0a1c18e. [ 11.431755][ T203] RSP: 002b:00007ffcade967b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.431757][ T203] RAX: ffffffffffffffda RBX: 00007f44c0b4cf88 RCX: 00007f44c0a1c1b8 [ 11.431759][ T203] RDX: 00007f44c0766fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.431760][ T203] RBP: 00007ffcade96810 R08: 0000000000000000 R09: 0000000000000000 [ 11.431760][ T203] R10: 00007ffcade965d0 R11: 0000000000000246 R12: 0000000000000001 [ 11.431761][ T203] R13: 0000000000000000 R14: 00007f44c0b4b680 R15: 00007f44c0b4cfa0 [ 11.431769][ T203] [ 12.562365][ T242] veth0: renamed from ioam-veth-alpha [ 12.562495][ T242] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.562497][ T242] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 242, name: ip [ 12.562499][ T242] preempt_count: 1, expected: 0 [ 12.562500][ T242] RCU nest depth: 0, expected: 0 [ 12.562501][ T242] locks held by ip/242: 5, last CPU#2: [ 12.562503][ T242] #0: ffffffff9791b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 12.562515][ T242] #1: ffffffff9717ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.562520][ T242] #2: ffffffff9717de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.562525][ T242] #3: ffffffff9709d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.562529][ T242] #4: ffffffff9709d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.562532][ T242] irq event stamp: 16140 [ 12.562533][ T242] hardirqs last enabled at (16139): [] __down_trylock_console_sem+0x86/0xa0 [ 12.562536][ T242] hardirqs last disabled at (16140): [] console_emit_next_record+0x3d4/0x4c0 [ 12.562539][ T242] softirqs last enabled at (16134): [] netif_change_name+0x216/0x8c0 [ 12.562542][ T242] softirqs last disabled at (16132): [] netif_change_name+0x1ad/0x8c0 [ 12.562545][ T242] Preemption disabled at: [ 12.562545][ T242] [] vprintk_emit+0x31b/0x3e0 [ 12.562551][ T242] CPU: 2 UID: 0 PID: 242 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.562555][ T242] Tainted: [W]=WARN [ 12.562556][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.562557][ T242] Call Trace: [ 12.562559][ T242] [ 12.562560][ T242] dump_stack_lvl+0x6f/0xa0 [ 12.562566][ T242] ? vprintk_emit+0x31b/0x3e0 [ 12.562568][ T242] __might_resched.cold+0x1fe/0x2c1 [ 12.562573][ T242] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.562577][ T242] ? __kmalloc_noprof+0xdb/0x760 [ 12.562582][ T242] __kmalloc_noprof+0x443/0x760 [ 12.562584][ T242] ? alloc_buf.isra.0+0x4b/0x260 [ 12.562590][ T242] ? do_raw_spin_unlock+0x59/0x250 [ 12.562593][ T242] alloc_buf.isra.0+0x4b/0x260 [ 12.562597][ T242] put_chars+0x1e1/0x2f0 [ 12.562600][ T242] ? __send_to_port+0x420/0x420 [ 12.562607][ T242] hvc_console_print+0x292/0x780 [ 12.562615][ T242] ? hvc_write+0x3a0/0x3a0 [ 12.562618][ T242] ? lock_acquire+0x13c/0x160 [ 12.562623][ T242] console_emit_next_record+0x22f/0x4c0 [ 12.562627][ T242] ? devkmsg_read+0x4b0/0x4b0 [ 12.562629][ T242] ? console_flush_one_record+0x106/0x710 [ 12.562632][ T242] ? rcu_is_watching+0x16/0xd0 [ 12.562635][ T242] ? lock_acquire+0x13c/0x160 [ 12.562639][ T242] console_flush_one_record+0x46f/0x710 [ 12.562643][ T242] ? console_emit_next_record+0x4c0/0x4c0 [ 12.562645][ T242] ? __lock_acquire+0x518/0xc20 [ 12.562651][ T242] console_unlock+0xee/0x1f0 [ 12.562654][ T242] ? console_flush_one_record+0x710/0x710 [ 12.562656][ T242] ? rcu_is_watching+0x16/0xd0 [ 12.562658][ T242] ? lock_acquire+0xe0/0x160 [ 12.562662][ T242] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.562663][ T242] ? vprintk_emit+0x320/0x3e0 [ 12.562666][ T242] vprintk_emit+0x37c/0x3e0 [ 12.562669][ T242] ? wake_up_klogd_work_func+0x90/0x90 [ 12.562672][ T242] ? save_trace+0x68/0x280 [ 12.562676][ T242] _printk+0xc7/0x100 [ 12.562680][ T242] ? snapshot_read.cold+0x21/0x21 [ 12.562684][ T242] ? validate_chain+0x34a/0xc20 [ 12.562686][ T242] ? netdev_name+0x43/0x60 [ 12.562690][ T242] ? __netdev_printk+0x17f/0x1d0 [ 12.562693][ T242] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 12.562695][ T242] netdev_info+0xe2/0x116 [ 12.562698][ T242] ? netdev_notice+0x120/0x120 [ 12.562701][ T242] ? find_held_lock+0x2b/0x80 [ 12.562704][ T242] ? __lock_release.isra.0+0x69/0x1a0 [ 12.562707][ T242] ? mark_held_locks+0x40/0x70 [ 12.562710][ T242] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 12.562713][ T242] netif_change_name.cold+0x4f/0x89 [ 12.562715][ T242] ? is_bpf_text_address+0x68/0x110 [ 12.562721][ T242] ? netdev_adjacent_rename_links+0x470/0x470 [ 12.562723][ T242] ? __kernel_text_address+0x12/0x30 [ 12.562726][ T242] ? write_profile+0xf0/0xf0 [ 12.562730][ T242] ? __asan_memset+0x27/0x50 [ 12.562736][ T242] do_setlink.isra.0+0x1f7d/0x2a60 [ 12.562740][ T242] ? stack_trace_save+0x93/0xc0 [ 12.562742][ T242] ? rtnl_link_get_size+0x350/0x350 [ 12.562743][ T242] ? rcu_read_lock_any_held+0x66/0x90 [ 12.562746][ T242] ? stack_depot_save_flags+0x38e/0x790 [ 12.562752][ T242] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.562754][ T242] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.562756][ T242] ? validate_chain+0x38b/0xc20 [ 12.562758][ T242] ? kasan_save_stack+0x3d/0x50 [ 12.562760][ T242] ? kasan_save_stack+0x2f/0x50 [ 12.562762][ T242] ? kasan_save_track+0x14/0x30 [ 12.562763][ T242] ? __kasan_kmalloc+0x7b/0x90 [ 12.562766][ T242] ? __lock_acquire+0x518/0xc20 [ 12.562768][ T242] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 12.562771][ T242] ? ___sys_sendmsg+0xd0/0x1d0 [ 12.562775][ T242] ? lock_acquire.part.0+0xd4/0x280 [ 12.562777][ T242] ? rtnl_newlink+0x9a8/0x11b0 [ 12.562780][ T242] ? rcu_is_watching+0x16/0xd0 [ 12.562781][ T242] ? lock_acquire+0x13c/0x160 [ 12.562783][ T242] ? rcu_is_watching+0x16/0xd0 [ 12.562784][ T242] ? rcu_is_watching+0x16/0xd0 [ 12.562786][ T242] ? trace_contention_end+0xb3/0x180 [ 12.562788][ T242] ? __mutex_lock+0x1db/0x1ea0 [ 12.562791][ T242] ? __mutex_lock+0x9a3/0x1ea0 [ 12.562793][ T242] ? rtnl_newlink+0x9a8/0x11b0 [ 12.562796][ T242] ? ww_mutex_lock+0x160/0x160 [ 12.562798][ T242] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.562803][ T242] ? rcu_is_watching+0x16/0xd0 [ 12.562805][ T242] ? __rtnl_newlink+0x3fa/0xa50 [ 12.562811][ T242] rtnl_newlink+0x9f1/0x11b0 [ 12.562817][ T242] ? rtnl_bridge_getlink+0x850/0x850 [ 12.562819][ T242] ? __lock_acquire+0x518/0xc20 [ 12.562824][ T242] ? lock_acquire.part.0+0xd4/0x280 [ 12.562826][ T242] ? find_held_lock+0x2b/0x80 [ 12.562828][ T242] ? rtnl_bridge_getlink+0x850/0x850 [ 12.562835][ T242] ? __lock_release.isra.0+0x69/0x1a0 [ 12.562839][ T242] ? rtnl_bridge_getlink+0x850/0x850 [ 12.562841][ T242] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.562845][ T242] ? rtnl_link_fill+0x920/0x920 [ 12.562846][ T242] ? __lock_acquire+0x518/0xc20 [ 12.562851][ T242] ? lock_acquire.part.0+0xd4/0x280 [ 12.562853][ T242] ? find_held_lock+0x2b/0x80 [ 12.562856][ T242] netlink_rcv_skb+0x14e/0x3a0 [ 12.562859][ T242] ? rtnl_link_fill+0x920/0x920 [ 12.562862][ T242] ? netlink_ack+0xcf0/0xcf0 [ 12.562869][ T242] ? netlink_deliver_tap+0xc5/0x330 [ 12.562871][ T242] ? netlink_deliver_tap+0x13c/0x330 [ 12.562876][ T242] netlink_unicast+0x486/0x750 [ 12.562880][ T242] ? netlink_attachskb+0x810/0x810 [ 12.562883][ T242] ? find_held_lock+0x2b/0x80 [ 12.562888][ T242] netlink_sendmsg+0x75b/0xc90 [ 12.562892][ T242] ? netlink_unicast+0x750/0x750 [ 12.562896][ T242] ? __lock_release.isra.0+0x69/0x1a0 [ 12.562898][ T242] ? __import_iovec+0x36c/0x620 [ 12.562903][ T242] __sock_sendmsg+0xce/0x190 [ 12.562906][ T242] ____sys_sendmsg+0x61a/0x860 [ 12.562908][ T242] ? copy_msghdr_from_user+0x279/0x420 [ 12.562910][ T242] ? sock_write_iter+0x400/0x400 [ 12.562912][ T242] ? move_addr_to_kernel+0x40/0x40 [ 12.562920][ T242] ___sys_sendmsg+0x14e/0x1d0 [ 12.562923][ T242] ? copy_msghdr_from_user+0x420/0x420 [ 12.562940][ T242] __sys_sendmsg+0x12c/0x1d0 [ 12.562943][ T242] ? __sys_sendmsg_sock+0x20/0x20 [ 12.562951][ T242] ? rcu_is_watching+0x16/0xd0 [ 12.562954][ T242] do_syscall_64+0xff/0x530 [ 12.562957][ T242] ? exc_page_fault+0xee/0x100 [ 12.562960][ T242] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.562962][ T242] RIP: 0033:0x7f2df98fa54e [ 12.562966][ T242] 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 [ 12.562968][ T242] RSP: 002b:00007ffdce6a3cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.562970][ T242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2df98fa54e [ 12.562972][ T242] RDX: 0000000000000000 RSI: 00007ffdce6a3d70 RDI: 0000000000000005 [ 12.562973][ T242] RBP: 00007ffdce6a3cd0 R08: 0000000000000000 R09: 0000000000000000 [ 12.562973][ T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9157ee [ 12.562974][ T242] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdce6a4440 [ 12.562982][ T242] [ 12.616960][ T242] ip (242) used greatest stack depth: 23208 bytes left [ 12.643485][ T243] veth0: renamed from ioam-veth-betaL [ 12.679880][ T244] veth1: renamed from ioam-veth-betaR [ 12.710183][ T245] veth0: renamed from ioam-veth-gamma