2.6.29.4 vanilla pv_ops domU - kernel panic

2.6.29.4 vanilla pv_ops domU - kernel panic

[Daniel Schroeder]

hello *,

http://pastebin.com/m56d968dd

<snip>
vbd vbd-51713: 19 gd is NULL
BUG: unable to handle kernel NULL pointer dereference at 0000002c
<snap>

daniel

Re: 2.6.29.4 vanilla pv_ops domU - kernel panic

[Valtteri Kiviniemi]

Hi,

I have also problems with 2.6.29.4:

BUG: unable to handle kernel NULL pointer dereference at (null)
IP: [<ffffffff803d292d>] tcp_xmit_retransmit_queue+0x21b/0x250
PGD 783c7067 PUD 783c6067 PMD 0
Oops: 0000 [#1] SMP
last sysfs file: /sys/class/net/lo/operstate
CPU 0
Pid: 0, comm: swapper Not tainted 2.6.29.4 #1
RIP: e030:[<ffffffff803d292d>]  [<ffffffff803d292d>] 
tcp_xmit_retransmit_queue+0x21b/0x250
RSP: e02b:ffffffff805bbad0  EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88007e1b9140 RCX: 0000000000000000
RDX: ffff880062cc0578 RSI: 00000000000003a0 RDI: ffff88007e1b9140
RBP: 0000000000000000 R08: 0000000000000001 R09: 00000000f995d194
R10: 00000000f9960fcc R11: 0000000000000020 R12: 0000000000000001
R13: ffff880062cc08c0 R14: 00000000f97e6fa0 R15: ffff88007e1b9200
FS:  00007f2ed265f710(0000) GS:ffffffff805c4000(0000) knlGS:0000000000000000
CS:  e033 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000000000 CR3: 000000006451c000 CR4: 0000000000002660
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process swapper (pid: 0, threadinfo ffffffff80518000, task ffffffff804c7340)
Stack:
  000000210000002c 00ff880000000000 ffff88007e1b9410 00000000000003a0
  ffff88007e1b9140 0000000000000001 0000000000000001 000000000000002c
  0000000000000000 ffffffff803ce320 ffff88007f89d900 ffff88007fb86c70
Call Trace:
  <IRQ> <0> [<ffffffff803ce320>] tcp_ack+0x17de/0x1967
  [<ffffffff803ce8e7>] tcp_validate_incoming+0x1cf/0x2a0
  [<ffffffff803cefb3>] tcp_rcv_established+0x5fb/0x85a
  [<ffffffff803d54df>] tcp_v4_do_rcv+0x2c/0x1c8
  [<ffffffff8023710f>] local_bh_enable+0x22/0x9c
  [<ffffffff803d5a6a>] tcp_v4_rcv+0x3ef/0x675
  [<ffffffff803bca68>] ip_local_deliver_finish+0xa7/0x161
  [<ffffffff803bc733>] ip_rcv_finish+0x2cf/0x2e9
  [<ffffffff803bc97d>] ip_rcv+0x230/0x274
  [<ffffffff803746e0>] xennet_poll+0xaf7/0xc63
  [<ffffffff803716ad>] do_blkif_request+0x2f1/0x34f
  [<ffffffff8039a48e>] net_rx_action+0x70/0x13f
  [<ffffffff80237299>] __do_softirq+0x83/0x122
  [<ffffffff8021159c>] call_softirq+0x1c/0x30
  [<ffffffff80212bdc>] do_softirq+0x3c/0x85
  [<ffffffff80212e40>] do_IRQ+0xb6/0xd6
  [<ffffffff8035071f>] xen_evtchn_do_upcall+0xe4/0x15f
  [<ffffffff802115ee>] xen_do_hypervisor_callback+0x1e/0x30
  <EOI> <0> [<ffffffff802093aa>] _stext+0x3aa/0x1000
  [<ffffffff802093aa>] _stext+0x3aa/0x1000
  [<ffffffff8020d2eb>] xen_safe_halt+0xc/0x15
  [<ffffffff8020bb13>] xen_idle+0x2f/0x44
  [<ffffffff8020f3fb>] cpu_idle+0x47/0x83
Code: 48 8b 05 77 4f 14 00 b9 e0 2e 00 00 48 8b 74 24 10 48 0f 47 d1 48 
89 df 48 01 c2 48 89 93 c8 02 00 00 e8 86 f8 fb ff 48 8b 6d 00 <48> 8b 
45 00 4c 39 fd 0f 18 08 0f 85 59 fe ff ff eb 14 4d 85 ed
RIP  [<ffffffff803d292d>] tcp_xmit_retransmit_queue+0x21b/0x250
  RSP <ffffffff805bbad0>
CR2: 0000000000000000
---[ end trace a11f286d9efb4093 ]---
Kernel panic - not syncing: Fatal exception in interrupt

- Valtteri Kiviniemi

Daniel Schroeder kirjoitti:
> hello *,
> 
> http://pastebin.com/m56d968dd
> 
> <snip>
> vbd vbd-51713: 19 gd is NULL
> BUG: unable to handle kernel NULL pointer dereference at 0000002c
> <snap>
> 
> daniel
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel