[ 63.081252][ T380] netdevsim netdevsim1337 eni1337np1: renamed from eth0 [ 63.116774][ T382] netdevsim netdevsim1057 eni1057np1: renamed from eth1 [ 63.153745][ T394] netdevsim netdevsim5417 eni5417np1: renamed from eth2 [ 64.067620][ T414] devlink (414) used greatest stack depth: 23936 bytes left [ 91.869437][ C3] BUG: spinlock bad magic on CPU#3, ip/765 [ 91.869688][ C3] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: ip/765, .owner_cpu: 3 [ 91.869945][ C3] CPU: 3 UID: 0 PID: 765 Comm: ip Not tainted 6.10.0-virtme #1 [ 91.870149][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 91.870462][ C3] Call Trace: [ 91.870572][ C3] [ 91.870645][ C3] dump_stack_lvl+0xb0/0xd0 [ 91.870793][ C3] do_raw_spin_unlock+0x1ac/0x220 [ 91.870932][ C3] _raw_spin_unlock+0x23/0x40 [ 91.871073][ C3] net_tx_action+0x402/0x660 [ 91.871215][ C3] handle_softirqs+0x1f9/0x5c0 [ 91.871353][ C3] ? dev_deactivate_many+0x1e2/0x8d0 [ 91.871501][ C3] do_softirq+0x4d/0xa0 [ 91.871603][ C3] [ 91.871673][ C3] [ 91.871751][ C3] __local_bh_enable_ip+0xf6/0x120 [ 91.871895][ C3] dev_deactivate_many+0x1e7/0x8d0 [ 91.872035][ C3] __dev_close_many+0x12b/0x2d0 [ 91.872169][ C3] ? __pfx___dev_close_many+0x10/0x10 [ 91.872300][ C3] ? hlock_class+0x4e/0x130 [ 91.872436][ C3] dev_close_many+0x202/0x650 [ 91.872572][ C3] ? __pfx_dev_close_many+0x10/0x10 [ 91.872704][ C3] ? find_held_lock+0x2c/0x110 [ 91.872840][ C3] unregister_netdevice_many_notify+0x8e5/0x1570 [ 91.873012][ C3] ? __pfx___lock_release+0x10/0x10 [ 91.873145][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 91.873279][ C3] ? trace_lock_acquire+0x14d/0x1f0 [ 91.873412][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 91.873580][ C3] ? sock_def_readable+0x11e/0x300 [ 91.873715][ C3] ? mutex_is_locked+0x17/0x50 [ 91.873851][ C3] ? rtnl_is_locked+0x15/0x20 [ 91.873991][ C3] ? unregister_netdevice_queue+0x70/0x410 [ 91.874156][ C3] ? __pfx_validate_chain+0x10/0x10 [ 91.874290][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 91.874456][ C3] ? mark_lock+0x38/0x3e0 [ 91.874560][ C3] ? __nla_validate_parse+0x48/0x3d0 [ 91.874694][ C3] rtnl_dellink+0x32c/0xa50 [ 91.874831][ C3] ? hlock_class+0x4e/0x130 [ 91.874963][ C3] ? __pfx_rtnl_dellink+0x10/0x10 [ 91.875109][ C3] ? trace_contention_end+0xeb/0x150 [ 91.875242][ C3] ? __mutex_lock+0x170/0xac0 [ 91.875376][ C3] ? find_held_lock+0x2c/0x110 [ 91.875510][ C3] ? rtnetlink_rcv_msg+0x2af/0xc10 [ 91.875642][ C3] ? __pfx___mutex_lock+0x10/0x10 [ 91.875774][ C3] ? __pfx___lock_release+0x10/0x10 [ 91.875908][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 91.876041][ C3] ? trace_lock_acquire+0x14d/0x1f0 [ 91.876179][ C3] rtnetlink_rcv_msg+0x2fb/0xc10 [ 91.876311][ C3] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 91.876444][ C3] ? hlock_class+0x4e/0x130 [ 91.876576][ C3] ? mark_lock+0x38/0x3e0 [ 91.876678][ C3] ? __lock_acquire+0xb35/0x1560 [ 91.876813][ C3] netlink_rcv_skb+0x130/0x360 [ 91.876947][ C3] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 91.877123][ C3] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 91.877262][ C3] ? netlink_deliver_tap+0x13e/0x340 [ 91.877405][ C3] ? netlink_deliver_tap+0xc3/0x340 [ 91.877543][ C3] netlink_unicast+0x44b/0x710 [ 91.877681][ C3] ? __pfx_netlink_unicast+0x10/0x10 [ 91.877817][ C3] ? find_held_lock+0x2c/0x110 [ 91.877951][ C3] netlink_sendmsg+0x723/0xbe0 [ 91.878086][ C3] ? __pfx_netlink_sendmsg+0x10/0x10 [ 91.878222][ C3] ? __might_fault+0xc3/0x170 [ 91.878360][ C3] ? __import_iovec+0x35d/0x5d0 [ 91.878500][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 91.878639][ C3] ? __pfx_____sys_sendmsg+0x10/0x10 [ 91.878773][ C3] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 91.878943][ C3] ? __pfx_validate_chain+0x10/0x10 [ 91.879080][ C3] ___sys_sendmsg+0xee/0x170 [ 91.879217][ C3] ? __pfx____sys_sendmsg+0x10/0x10 [ 91.879351][ C3] ? find_held_lock+0x2c/0x110 [ 91.879499][ C3] ? __lock_release+0x103/0x460 [ 91.879635][ C3] ? __debug_check_no_obj_freed+0x253/0x520 [ 91.879811][ C3] ? __pfx___lock_release+0x10/0x10 [ 91.879944][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 91.880086][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 91.880253][ C3] ? __fget_light+0x53/0x1e0 [ 91.880392][ C3] __sys_sendmsg+0xcd/0x170 [ 91.880533][ C3] ? __pfx___sys_sendmsg+0x10/0x10 [ 91.880667][ C3] ? __virt_addr_valid+0x230/0x430 [ 91.880817][ C3] do_syscall_64+0xc1/0x1d0 [ 91.880948][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.881119][ C3] RIP: 0033:0x7fb93cffc7b7 [ 91.881261][ C3] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 91.881751][ C3] RSP: 002b:00007ffc2b5b4818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.881955][ C3] RAX: ffffffffffffffda RBX: 00007ffc2b5b4f50 RCX: 00007fb93cffc7b7 [ 91.882154][ C3] RDX: 0000000000000000 RSI: 00007ffc2b5b4880 RDI: 0000000000000005 [ 91.882352][ C3] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 91.882554][ C3] R10: 00007fb93ceba4a8 R11: 0000000000000246 R12: 0000000000000002 [ 91.882754][ C3] R13: 0000000066ab825a R14: 0000000000496600 R15: 0000000000000000 [ 91.882961][ C3]