[ 32.000576][ T282] ip (282) used greatest stack depth: 23952 bytes left [ 33.224962][ C3] BUG: spinlock bad magic on CPU#3, tc/290 [ 33.225380][ C3] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: tc/290, .owner_cpu: 3 [ 33.225775][ C3] CPU: 3 UID: 0 PID: 290 Comm: tc Not tainted 6.10.0-virtme #1 [ 33.226116][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 33.226590][ C3] Call Trace: [ 33.226752][ C3] <IRQ> [ 33.226865][ C3] dump_stack_lvl+0xb0/0xd0 [ 33.227083][ C3] do_raw_spin_unlock+0x1ac/0x220 [ 33.227304][ C3] _raw_spin_unlock+0x23/0x40 [ 33.227512][ C3] net_tx_action+0x402/0x660 [ 33.227729][ C3] handle_softirqs+0x1f9/0x5c0 [ 33.227936][ C3] ? dev_deactivate_many+0x1e2/0x8d0 [ 33.228146][ C3] do_softirq+0x4d/0xa0 [ 33.228326][ C3] </IRQ> [ 33.228454][ C3] <TASK> [ 33.228559][ C3] __local_bh_enable_ip+0xf6/0x120 [ 33.228801][ C3] dev_deactivate_many+0x1e7/0x8d0 [ 33.229047][ C3] ? __pfx___lock_release+0x10/0x10 [ 33.229300][ C3] dev_deactivate+0xc1/0x1b0 [ 33.229517][ C3] ? __pfx_dev_deactivate+0x10/0x10 [ 33.229741][ C3] qdisc_graft+0xb48/0x1110 [ 33.229967][ C3] ? qdisc_create+0x4cc/0xc90 [ 33.230186][ C3] ? __pfx_qdisc_graft+0x10/0x10 [ 33.230401][ C3] ? __pfx_qdisc_create+0x10/0x10 [ 33.230630][ C3] tc_modify_qdisc+0x95a/0x1490 [ 33.230854][ C3] ? trace_contention_end+0xeb/0x150 [ 33.231070][ C3] ? __pfx_tc_modify_qdisc+0x10/0x10 [ 33.231285][ C3] ? __mutex_lock+0x170/0xac0 [ 33.231514][ C3] ? trace_lock_acquire+0x14d/0x1f0 [ 33.231739][ C3] rtnetlink_rcv_msg+0x2fb/0xc10 [ 33.231973][ C3] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 33.232240][ C3] ? hlock_class+0x4e/0x130 [ 33.232465][ C3] ? mark_lock+0x38/0x3e0 [ 33.232643][ C3] ? __lock_acquire+0xb35/0x1560 [ 33.232864][ C3] netlink_rcv_skb+0x130/0x360 [ 33.233098][ C3] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 33.233323][ C3] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 33.233559][ C3] ? netlink_deliver_tap+0x13e/0x340 [ 33.233793][ C3] ? netlink_deliver_tap+0xc3/0x340 [ 33.234018][ C3] netlink_unicast+0x44b/0x710 [ 33.234250][ C3] ? __pfx_netlink_unicast+0x10/0x10 [ 33.234477][ C3] ? find_held_lock+0x2c/0x110 [ 33.234716][ C3] netlink_sendmsg+0x723/0xbe0 [ 33.234956][ C3] ? __pfx_netlink_sendmsg+0x10/0x10 [ 33.235191][ C3] ? __might_fault+0xc3/0x170 [ 33.235420][ C3] ? __import_iovec+0x35d/0x5d0 [ 33.235653][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 33.235882][ C3] ? __pfx_____sys_sendmsg+0x10/0x10 [ 33.236114][ C3] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 33.236411][ C3] ___sys_sendmsg+0xee/0x170 [ 33.236652][ C3] ? __pfx____sys_sendmsg+0x10/0x10 [ 33.236869][ C3] ? kfree+0x2d/0x230 [ 33.237049][ C3] ? ___sys_recvmsg+0xe0/0x150 [ 33.237270][ C3] ? __pfx____sys_recvmsg+0x10/0x10 [ 33.237506][ C3] ? reacquire_held_locks+0x22f/0x4f0 [ 33.237735][ C3] ? do_user_addr_fault+0x8fd/0xe30 [ 33.237966][ C3] ? __fget_light+0x53/0x1e0 [ 33.238220][ C3] __sys_sendmsg+0xcd/0x170 [ 33.238443][ C3] ? __pfx___sys_sendmsg+0x10/0x10 [ 33.238705][ C3] ? __pfx___up_read+0x10/0x10 [ 33.239026][ C3] do_syscall_64+0xc1/0x1d0 [ 33.239265][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 33.239563][ C3] RIP: 0033:0x7f8a14afa7b7 [ 33.239830][ 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 [ 33.240652][ C3] RSP: 002b:00007ffd167ac3d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 33.241018][ C3] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8a14afa7b7 [ 33.241377][ C3] RDX: 0000000000000000 RSI: 00007ffd167ac440 RDI: 0000000000000005 [ 33.241738][ C3] RBP: 000000000047d6a0 R08: 0000000000000014 R09: 0000000000000000 [ 33.242072][ C3] R10: 00007f8a149b3708 R11: 0000000000000246 R12: 00007ffd167bc700 [ 33.242388][ C3] R13: 0000000066ab8156 R14: 00000000004829c0 R15: 00007f8a14d8d000 [ 33.242725][ C3] </TASK> [ 33.492988][ T293] 8021q: 802.1Q VLAN Support v1.8 [ 38.666756][ T340] br1: port 1(vx100) entered blocking state [ 38.667035][ T340] br1: port 1(vx100) entered disabled state [ 38.667308][ T340] vx100: entered allmulticast mode [ 38.668900][ T340] vx100: entered promiscuous mode [ 38.669601][ T340] br1: port 1(vx100) entered blocking state [ 38.669831][ T340] br1: port 1(vx100) entered forwarding state [ 38.956913][ T342] br1: port 2(veth1) entered blocking state [ 38.957165][ T342] br1: port 2(veth1) entered disabled state [ 38.957448][ T342] veth1: entered allmulticast mode [ 38.959275][ T342] veth1: entered promiscuous mode [ 39.088762][ T51] br1: port 2(veth1) entered blocking state [ 39.088981][ T51] br1: port 2(veth1) entered forwarding state [ 39.332679][ T345] br1: port 3(veth2) entered blocking state [ 39.332903][ T345] br1: port 3(veth2) entered disabled state [ 39.333168][ T345] veth2: entered allmulticast mode [ 39.336407][ T345] veth2: entered promiscuous mode [ 39.479781][ T51] br1: port 3(veth2) entered blocking state [ 39.480057][ T51] br1: port 3(veth2) entered forwarding state [ 44.237759][ T388] br2: port 1(w1) entered blocking state [ 44.237957][ T388] br2: port 1(w1) entered disabled state [ 44.238136][ T388] w1: entered allmulticast mode [ 44.240303][ T388] w1: entered promiscuous mode [ 45.171099][ T395] br2: port 2(vx100) entered blocking state [ 45.171924][ T395] br2: port 2(vx100) entered disabled state [ 45.172423][ T395] vx100: entered allmulticast mode [ 45.173954][ T395] vx100: entered promiscuous mode [ 45.174403][ T395] br2: port 2(vx100) entered blocking state [ 45.174628][ T395] br2: port 2(vx100) entered forwarding state [ 46.270565][ T324] br2: port 1(w1) entered blocking state [ 46.270850][ T324] br2: port 1(w1) entered forwarding state [ 49.555820][ T431] br2: port 1(w1) entered blocking state [ 49.556008][ T431] br2: port 1(w1) entered disabled state [ 49.556195][ T431] w1: entered allmulticast mode [ 49.557646][ T431] w1: entered promiscuous mode [ 50.485814][ T438] br2: port 2(vx100) entered blocking state [ 50.486039][ T438] br2: port 2(vx100) entered disabled state [ 50.486238][ T438] vx100: entered allmulticast mode [ 50.488879][ T438] vx100: entered promiscuous mode [ 50.489271][ T438] br2: port 2(vx100) entered blocking state [ 50.489473][ T438] br2: port 2(vx100) entered forwarding state [ 51.530202][ T324] br2: port 1(w1) entered blocking state [ 51.530540][ T324] br2: port 1(w1) entered forwarding state [ 65.726381][ T11] vx100: left allmulticast mode [ 65.726547][ T11] vx100: left promiscuous mode [ 65.726814][ T11] br2: port 2(vx100) entered disabled state [ 65.728045][ T11] w1: left allmulticast mode [ 65.728207][ T11] w1: left promiscuous mode [ 65.728507][ T11] br2: port 1(w1) entered disabled state [ 66.229069][ T11] vx100: left allmulticast mode [ 66.229239][ T11] vx100: left promiscuous mode [ 66.229503][ T11] br2: port 2(vx100) entered disabled state [ 66.230660][ T11] w1: left allmulticast mode [ 66.230802][ T11] w1: left promiscuous mode [ 66.231088][ T11] br2: port 1(w1) entered disabled state [ 69.187397][ T544] br1: port 3(veth2) entered disabled state [ 69.314979][ T545] veth2: left allmulticast mode [ 69.315160][ T545] veth2: left promiscuous mode [ 69.315434][ T545] br1: port 3(veth2) entered disabled state [ 69.603274][ T547] br1: port 2(veth1) entered disabled state [ 69.747028][ T548] veth1: left allmulticast mode [ 69.747254][ T548] veth1: left promiscuous mode [ 69.747567][ T548] br1: port 2(veth1) entered disabled state [ 69.879933][ T549] vx100: left allmulticast mode [ 69.880148][ T549] vx100: left promiscuous mode [ 69.880427][ T549] br1: port 1(vx100) entered disabled state