[ 27.400620][ T239] netdevsim netdevsim27322 eni27322np1: renamed from eth0 [ 29.313734][ T250] ip (250) used greatest stack depth: 23848 bytes left [ 29.610864][ C3] BUG: spinlock bad magic on CPU#3, ip/251 [ 29.611094][ C3] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: ip/251, .owner_cpu: 3 [ 29.611364][ C3] CPU: 3 UID: 0 PID: 251 Comm: ip Not tainted 6.10.0-virtme #1 [ 29.611585][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 29.611899][ C3] Call Trace: [ 29.612009][ C3] [ 29.612082][ C3] dump_stack_lvl+0xb0/0xd0 [ 29.612227][ C3] do_raw_spin_unlock+0x1ac/0x220 [ 29.612372][ C3] _raw_spin_unlock+0x23/0x40 [ 29.612515][ C3] net_tx_action+0x424/0x680 [ 29.612658][ C3] handle_softirqs+0x1f9/0x5c0 [ 29.612800][ C3] ? dev_deactivate_many+0x1e2/0x8d0 [ 29.612941][ C3] do_softirq+0x4d/0xa0 [ 29.613050][ C3] [ 29.613121][ C3] [ 29.613194][ C3] __local_bh_enable_ip+0xf6/0x120 [ 29.613331][ C3] dev_deactivate_many+0x1e7/0x8d0 [ 29.613481][ C3] __dev_close_many+0x12b/0x2d0 [ 29.613620][ C3] ? __pfx___dev_close_many+0x10/0x10 [ 29.613758][ C3] ? mark_held_locks+0x9e/0xe0 [ 29.613898][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 29.614073][ C3] __dev_change_flags+0x24f/0x6c0 [ 29.614213][ C3] ? __pfx___dev_change_flags+0x10/0x10 [ 29.614352][ C3] dev_change_flags+0x80/0x160 [ 29.614493][ C3] do_setlink+0x7d6/0x21e0 [ 29.614634][ C3] ? is_bpf_text_address+0x67/0x120 [ 29.614774][ C3] ? __pfx_do_setlink+0x10/0x10 [ 29.614913][ C3] ? is_bpf_text_address+0x71/0x120 [ 29.615053][ C3] ? kernel_text_address+0xce/0xe0 [ 29.615198][ C3] ? __kernel_text_address+0x12/0x40 [ 29.615336][ C3] ? unwind_get_return_address+0x5e/0xa0 [ 29.615475][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 29.615652][ C3] ? arch_stack_walk+0xa2/0xf0 [ 29.615795][ C3] ? stack_trace_save+0x94/0xd0 [ 29.615935][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 29.616072][ C3] ? stack_depot_save_flags+0x45/0x530 [ 29.616215][ C3] ? mark_lock+0x38/0x3e0 [ 29.616325][ C3] ? kasan_save_stack+0x34/0x50 [ 29.616461][ C3] ? kasan_save_stack+0x24/0x50 [ 29.616599][ C3] ? kasan_save_track+0x14/0x30 [ 29.616736][ C3] ? __kasan_kmalloc+0x7f/0x90 [ 29.616874][ C3] ? rtnl_newlink+0x4a/0xa0 [ 29.617012][ C3] ? rtnetlink_rcv_msg+0x2fb/0xc10 [ 29.617148][ C3] ? netlink_rcv_skb+0x130/0x360 [ 29.617288][ C3] ? netlink_unicast+0x440/0x710 [ 29.617427][ C3] ? __nla_validate_parse+0x48/0x3d0 [ 29.617570][ C3] ? ____sys_sendmsg+0x7b2/0xa10 [ 29.617708][ C3] ? ___sys_sendmsg+0xee/0x170 [ 29.617846][ C3] __rtnl_newlink+0xaa7/0xd80 [ 29.617992][ C3] ? hlock_class+0x4e/0x130 [ 29.618134][ C3] ? __pfx___rtnl_newlink+0x10/0x10 [ 29.618278][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 29.618452][ C3] ? __create_object+0x5e/0xb0 [ 29.618593][ C3] ? trace_kmalloc+0x2d/0xe0 [ 29.618738][ C3] rtnl_newlink+0x63/0xa0 [ 29.618844][ C3] rtnetlink_rcv_msg+0x2fb/0xc10 [ 29.618982][ C3] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 29.619119][ C3] ? hlock_class+0x4e/0x130 [ 29.619259][ C3] ? mark_lock+0x38/0x3e0 [ 29.619363][ C3] ? __lock_acquire+0xb35/0x1560 [ 29.619499][ C3] netlink_rcv_skb+0x130/0x360 [ 29.619644][ C3] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 29.619783][ C3] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 29.619929][ C3] ? netlink_deliver_tap+0x13e/0x340 [ 29.620069][ C3] ? netlink_deliver_tap+0xc3/0x340 [ 29.620208][ C3] netlink_unicast+0x44b/0x710 [ 29.620350][ C3] ? __pfx_netlink_unicast+0x10/0x10 [ 29.620485][ C3] ? find_held_lock+0x2c/0x110 [ 29.620623][ C3] netlink_sendmsg+0x723/0xbe0 [ 29.620767][ C3] ? __pfx_netlink_sendmsg+0x10/0x10 [ 29.620903][ C3] ? __might_fault+0xc3/0x170 [ 29.621047][ C3] ? __import_iovec+0x35d/0x5d0 [ 29.621188][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 29.621329][ C3] ? __pfx_____sys_sendmsg+0x10/0x10 [ 29.621464][ C3] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 29.621638][ C3] ? __pfx_validate_chain+0x10/0x10 [ 29.621781][ C3] ___sys_sendmsg+0xee/0x170 [ 29.621919][ C3] ? __pfx____sys_sendmsg+0x10/0x10 [ 29.622056][ C3] ? find_held_lock+0x2c/0x110 [ 29.622206][ C3] ? __lock_release+0x103/0x460 [ 29.622345][ C3] ? __debug_check_no_obj_freed+0x253/0x520 [ 29.622522][ C3] ? __pfx___lock_release+0x10/0x10 [ 29.622661][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 29.622803][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 29.622976][ C3] ? __fget_light+0x53/0x1e0 [ 29.623117][ C3] __sys_sendmsg+0xcd/0x170 [ 29.623257][ C3] ? __pfx___sys_sendmsg+0x10/0x10 [ 29.623400][ C3] ? __virt_addr_valid+0x230/0x430 [ 29.623556][ C3] do_syscall_64+0xc1/0x1d0 [ 29.623697][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 29.623868][ C3] RIP: 0033:0x7f7b147957b7 [ 29.624017][ 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 [ 29.624505][ C3] RSP: 002b:00007ffd7eaedf18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 29.624720][ C3] RAX: ffffffffffffffda RBX: 00007ffd7eaee640 RCX: 00007f7b147957b7 [ 29.624925][ C3] RDX: 0000000000000000 RSI: 00007ffd7eaedf80 RDI: 0000000000000003 [ 29.625133][ C3] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 29.625348][ C3] R10: 00007f7b14653ef8 R11: 0000000000000246 R12: 0000000000000003 [ 29.625556][ C3] R13: 0000000066ab933a R14: 0000000000496600 R15: 0000000000000000 [ 29.625769][ C3]