RE: [Xen-devel] kernel BUG at net/core/dev.c:1133!

["Petersson, Mats" <Mats.Petersson@xxxxxxx>]

Some more info:

If I force BOINC to access the network, it crashes instantly. If I don't
start xend, it seems to work fine... 

--
Mats 

> -----Original Message-----
> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx 
> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of 
> Petersson, Mats
> Sent: 06 July 2006 21:28
> To: xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-devel] kernel BUG at net/core/dev.c:1133!
> 
> Looks like the GSO is involved?
> 
> I got this while running Dom0 only (no guests), with a
> BOINC/Rosetta@home application running on all 4 cores. 
> 
> changeset:   10649:8e55c5c11475
> 
> Build: x86_32p (pae). 
> 
> ------------[ cut here ]------------
> kernel BUG at net/core/dev.c:1133!
> invalid opcode: 0000 [#1]
> SMP 
> CPU:    0
> EIP:    0061:[<c04dceb0>]    Not tainted VLI
> EFLAGS: 00210297   (2.6.16.13-xen #12) 
> EIP is at skb_gso_segment+0xf0/0x110
> eax: 00000000   ebx: 00000003   ecx: 00000002   edx: c06e2e00
> esi: 00000008   edi: cd9e32e0   ebp: c63a7900   esp: c0de5ad0
> ds: 007b   es: 007b   ss: 0069
> Process rosetta_5.25_i6 (pid: 8826, threadinfo=c0de4000 task=cb019560)
> Stack: <0>c8f69060 00000000 ffffffa3 00000003 cd9e32e0 
> 00000002 c63a7900
> c04dcfb0 
>        cd9e32e0 00000003 00000000 cd9e32e0 cf8e3000 cf8e3140 c04dd07e
> cd9e32e0 
>        cf8e3000 00000000 cd9e32e0 cf8e3000 c04ec07e cd9e32e0 cf8e3000
> c0895140 
> Call Trace:
>  [<c04dcfb0>] dev_gso_segment+0x30/0xb0
>  [<c04dd07e>] dev_hard_start_xmit+0x4e/0x110
>  [<c04ec07e>] __qdisc_run+0xbe/0x280
>  [<c04dd4b9>] dev_queue_xmit+0x379/0x380
>  [<c05bbe44>] br_dev_queue_push_xmit+0xa4/0x140
>  [<c05c2402>] br_nf_post_routing+0x102/0x1d0
>  [<c05c22b0>] br_nf_dev_queue_xmit+0x0/0x50
>  [<c05bbda0>] br_dev_queue_push_xmit+0x0/0x140
>  [<c04f0eab>] nf_iterate+0x6b/0xa0
>  [<c05bbda0>] br_dev_queue_push_xmit+0x0/0x140
>  [<c05bbda0>] br_dev_queue_push_xmit+0x0/0x140
>  [<c04f0f4e>] nf_hook_slow+0x6e/0x120
>  [<c05bbda0>] br_dev_queue_push_xmit+0x0/0x140
>  [<c05bbf40>] br_forward_finish+0x60/0x70
>  [<c05bbda0>] br_dev_queue_push_xmit+0x0/0x140
>  [<c05c1b71>] br_nf_forward_finish+0x71/0x130
>  [<c05bbee0>] br_forward_finish+0x0/0x70
>  [<c05c1d20>] br_nf_forward_ip+0xf0/0x1a0
>  [<c05c1b00>] br_nf_forward_finish+0x0/0x130
>  [<c05bbee0>] br_forward_finish+0x0/0x70
>  [<c04f0eab>] nf_iterate+0x6b/0xa0
>  [<c05bbee0>] br_forward_finish+0x0/0x70
>  [<c05bbee0>] br_forward_finish+0x0/0x70
>  [<c04f0f4e>] nf_hook_slow+0x6e/0x120
>  [<c05bbee0>] br_forward_finish+0x0/0x70
>  [<c05bc044>] __br_forward+0x74/0x80
>  [<c05bbee0>] br_forward_finish+0x0/0x70
>  [<c05bceb1>] br_handle_frame_finish+0xd1/0x160
>  [<c05bcde0>] br_handle_frame_finish+0x0/0x160
>  [<c05c0e0b>] br_nf_pre_routing_finish+0xfb/0x480
>  [<c05bcde0>] br_handle_frame_finish+0x0/0x160
>  [<c05c0d10>] br_nf_pre_routing_finish+0x0/0x480
>  [<c054fe13>] ip_nat_in+0x43/0xc0
>  [<c05c0d10>] br_nf_pre_routing_finish+0x0/0x480
>  [<c04f0eab>] nf_iterate+0x6b/0xa0
>  [<c05c0d10>] br_nf_pre_routing_finish+0x0/0x480
>  [<c05c0d10>] br_nf_pre_routing_finish+0x0/0x480
>  [<c04f0f4e>] nf_hook_slow+0x6e/0x120
>  [<c05c0d10>] br_nf_pre_routing_finish+0x0/0x480
>  [<c05c1914>] br_nf_pre_routing+0x404/0x580
>  [<c05c0d10>] br_nf_pre_routing_finish+0x0/0x480
>  [<c04f0eab>] nf_iterate+0x6b/0xa0
>  [<c05bcde0>] br_handle_frame_finish+0x0/0x160
>  [<c05bcde0>] br_handle_frame_finish+0x0/0x160
>  [<c04f0f4e>] nf_hook_slow+0x6e/0x120
>  [<c05bcde0>] br_handle_frame_finish+0x0/0x160
>  [<c05bd124>] br_handle_frame+0x1e4/0x250
>  [<c05bcde0>] br_handle_frame_finish+0x0/0x160
>  [<c04ddae5>] netif_receive_skb+0x165/0x2a0
>  [<c04ddcdf>] process_backlog+0xbf/0x180
>  [<c04ddebf>] net_rx_action+0x11f/0x1d0
>  [<c01262e6>] __do_softirq+0x86/0x120
>  [<c01263f5>] do_softirq+0x75/0x90
>  [<c0106cef>] do_IRQ+0x1f/0x30
>  [<c04271d0>] evtchn_do_upcall+0x90/0x100
>  [<c0105315>] hypervisor_callback+0x3d/0x48
> Code: c2 2b 57 24 29 d0 8d 14 2a 89 87 94 00 00 00 89 57 60 
> 8b 44 24 08
> 83 c4 0c 5b 5e 5f 5d c3 0f 0
> b 69 03 fe 8c 66 c0 e9 69 ff ff ff <0f> 0b 6d 04 e8 ab 6c c0 
> e9 3a ff ff
> ff 0f 0b 6c 04 e8 ab 6c c0 
>  <0>Kernel panic - not syncing: Fatal exception in interrupt
> 
> 
> 
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