[ 25.796611][ T242] ip (242) used greatest stack depth: 23392 bytes left [ 26.457913][ T255] ip (255) used greatest stack depth: 23104 bytes left [ 27.636198][ T266] br0: port 1(veth1) entered blocking state [ 27.636571][ T266] br0: port 1(veth1) entered disabled state [ 27.636893][ T266] veth1: entered allmulticast mode [ 27.639582][ T266] veth1: entered promiscuous mode [ 27.809748][ T268] br0: port 2(veth3) entered blocking state [ 27.810022][ T268] br0: port 2(veth3) entered disabled state [ 27.810534][ T268] veth3: entered allmulticast mode [ 27.813973][ T268] veth3: entered promiscuous mode [ 27.959075][ C2] BUG: spinlock bad magic on CPU#2, ip/269 [ 27.959350][ C2] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: ip/269, .owner_cpu: 2 [ 27.959625][ C2] CPU: 2 UID: 0 PID: 269 Comm: ip Not tainted 6.10.0-virtme #1 [ 27.959849][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 27.960190][ C2] Call Trace: [ 27.960306][ C2] [ 27.960382][ C2] dump_stack_lvl+0xb0/0xd0 [ 27.960535][ C2] do_raw_spin_unlock+0x1ac/0x220 [ 27.960686][ C2] _raw_spin_unlock+0x23/0x40 [ 27.960838][ C2] __dev_xmit_skb+0x4ed/0x10c0 [ 27.960995][ C2] ? __pfx___dev_xmit_skb+0x10/0x10 [ 27.961152][ C2] ? __dev_queue_xmit+0x1e4/0x1890 [ 27.961304][ C2] ? lock_acquire+0x32/0xc0 [ 27.961459][ C2] ? __dev_queue_xmit+0x1e4/0x1890 [ 27.961607][ C2] __dev_queue_xmit+0x784/0x1890 [ 27.961755][ C2] ? __lock_release+0x103/0x460 [ 27.961902][ C2] ? ip_finish_output2+0x616/0x18e0 [ 27.962050][ C2] ? __pfx___lock_release+0x10/0x10 [ 27.962195][ C2] ? __pfx___dev_queue_xmit+0x10/0x10 [ 27.962341][ C2] ? mark_held_locks+0x9e/0xe0 [ 27.962488][ C2] ? eth_header+0x158/0x1a0 [ 27.962641][ C2] ? neigh_resolve_output+0x409/0x7d0 [ 27.962790][ C2] ip_finish_output2+0x616/0x18e0 [ 27.962936][ C2] ? find_held_lock+0x2c/0x110 [ 27.963083][ C2] ? __pfx_ip_finish_output2+0x10/0x10 [ 27.963230][ C2] ? igmpv3_send_cr+0x583/0xb20 [ 27.963380][ C2] ? __ip_finish_output+0x10f/0x770 [ 27.963527][ C2] ip_output+0x16b/0x4f0 [ 27.963639][ C2] ? __pfx_ip_output+0x10/0x10 [ 27.963795][ C2] ? igmpv3_send_cr+0x58d/0xb20 [ 27.963948][ C2] ? ip_local_out+0x25/0x3b0 [ 27.964098][ C2] igmp_ifc_timer_expire+0x37/0x1b0 [ 27.964246][ C2] ? __pfx_igmp_ifc_timer_expire+0x10/0x10 [ 27.964428][ C2] call_timer_fn+0x13b/0x230 [ 27.964575][ C2] ? call_timer_fn+0xe8/0x230 [ 27.964721][ C2] ? call_timer_fn+0xe8/0x230 [ 27.964873][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 27.965022][ C2] ? hlock_class+0x4e/0x130 [ 27.965178][ C2] ? mark_held_locks+0x9e/0xe0 [ 27.965332][ C2] __run_timers+0x545/0x810 [ 27.965484][ C2] ? __pfx_igmp_ifc_timer_expire+0x10/0x10 [ 27.965670][ C2] ? __pfx___run_timers+0x10/0x10 [ 27.965818][ C2] ? do_raw_spin_lock+0x131/0x270 [ 27.965970][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 27.966117][ C2] ? lock_acquire+0x32/0xc0 [ 27.966276][ C2] ? run_timer_softirq+0xe0/0x1b0 [ 27.966428][ C2] run_timer_softirq+0xe8/0x1b0 [ 27.966579][ C2] handle_softirqs+0x1f9/0x5c0 [ 27.966729][ C2] irq_exit_rcu+0x99/0xc0 [ 27.966840][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 27.966994][ C2] [ 27.967074][ C2] [ 27.967149][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.967350][ C2] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 27.967540][ C2] Code: 10 e8 b1 39 8e fd 48 89 ef e8 59 aa 8e fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d b5 80 02 68 <74> 0e 5b 5d c3 cc cc cc cc e8 7f 77 b2 fd eb dc 0f 1f 44 00 00 5b [ 27.968097][ C2] RSP: 0018:ffffc900005bf5a8 EFLAGS: 00000286 [ 27.968286][ C2] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff36741df [ 27.968520][ C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff98014821 [ 27.968787][ C2] RBP: ffff8880032bfe40 R08: 0000000000000001 R09: fffffbfff3672101 [ 27.969041][ C2] R10: ffffffff9b39080f R11: ffffc900005bf3d9 R12: ffff888007a00940 [ 27.969282][ C2] R13: 0000000000000000 R14: ffffc900005bf5f8 R15: ffff8880033563d8 [ 27.969527][ C2] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 27.969722][ C2] qlist_free_all+0x4c/0x130 [ 27.969896][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 27.970057][ C2] __kasan_slab_alloc+0x49/0x70 [ 27.970227][ C2] kmem_cache_alloc_node_noprof+0x10b/0x290 [ 27.970442][ C2] __alloc_skb+0x215/0x2e0 [ 27.970607][ C2] ? __pfx___alloc_skb+0x10/0x10 [ 27.970776][ C2] ? rtnetlink_rcv_msg+0x312/0xc10 [ 27.970940][ C2] netlink_ack+0x11a/0xcb0 [ 27.971113][ C2] netlink_rcv_skb+0x270/0x360 [ 27.971277][ C2] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 27.971443][ C2] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 27.971621][ C2] ? netlink_deliver_tap+0x13e/0x340 [ 27.971778][ C2] ? netlink_deliver_tap+0xc3/0x340 [ 27.971940][ C2] netlink_unicast+0x44b/0x710 [ 27.972107][ C2] ? __pfx_netlink_unicast+0x10/0x10 [ 27.972268][ C2] ? find_held_lock+0x2c/0x110 [ 27.972431][ C2] netlink_sendmsg+0x723/0xbe0 [ 27.972597][ C2] ? __pfx_netlink_sendmsg+0x10/0x10 [ 27.972755][ C2] ? __might_fault+0xc3/0x170 [ 27.972922][ C2] ? __import_iovec+0x35d/0x5d0 [ 27.973088][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 27.973251][ C2] ? __pfx_____sys_sendmsg+0x10/0x10 [ 27.973410][ C2] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 27.973615][ C2] ? __pfx_validate_chain+0x10/0x10 [ 27.973781][ C2] ___sys_sendmsg+0xee/0x170 [ 27.973945][ C2] ? __pfx____sys_sendmsg+0x10/0x10 [ 27.974107][ C2] ? find_held_lock+0x2c/0x110 [ 27.974282][ C2] ? __lock_release+0x103/0x460 [ 27.974441][ C2] ? __debug_check_no_obj_freed+0x253/0x520 [ 27.974651][ C2] ? __pfx___lock_release+0x10/0x10 [ 27.974813][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 27.975002][ C2] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 27.975185][ C2] ? __fget_light+0x53/0x1e0 [ 27.975376][ C2] __sys_sendmsg+0xcd/0x170 [ 27.975536][ C2] ? __pfx___sys_sendmsg+0x10/0x10 [ 27.975703][ C2] ? __virt_addr_valid+0x230/0x430 [ 27.975878][ C2] do_syscall_64+0xc1/0x1d0 [ 27.976042][ C2] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 27.976249][ C2] RIP: 0033:0x7fd7195417b7 [ 27.976430][ C2] 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 [ 27.977027][ C2] RSP: 002b:00007fff68d2d6d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 27.977272][ C2] RAX: ffffffffffffffda RBX: 00007fff68d2de00 RCX: 00007fd7195417b7 [ 27.977520][ C2] RDX: 0000000000000000 RSI: 00007fff68d2d740 RDI: 0000000000000005 [ 27.977758][ C2] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 27.978000][ C2] R10: 00007fd7193ffef8 R11: 0000000000000246 R12: 0000000000000003 [ 27.978248][ C2] R13: 0000000066ab87e9 R14: 0000000000496600 R15: 0000000000000000 [ 27.978492][ C2] [ 28.222748][ T51] br0: port 1(veth1) entered blocking state [ 28.222999][ T51] br0: port 1(veth1) entered forwarding state [ 28.504665][ T50] br0: port 2(veth3) entered blocking state [ 28.504882][ T50] br0: port 2(veth3) entered forwarding state [ 35.249573][ T293] br0: port 2(veth3) entered disabled state [ 35.488392][ T295] br0: port 1(veth1) entered disabled state [ 35.734630][ T297] veth3: left allmulticast mode [ 35.734883][ T297] veth3: left promiscuous mode [ 35.735125][ T297] br0: port 2(veth3) entered disabled state [ 35.736034][ T297] veth1: left allmulticast mode [ 35.736176][ T297] veth1: left promiscuous mode [ 35.737685][ T297] br0: port 1(veth1) entered disabled state