From: Simon Natterer <simon@natterer-legau.de>
To: linux-kernel@vger.kernel.org
Subject: Re: ISDN/Capi Driver or PPP problem
Date: Thu, 6 May 2004 10:08:32 +0200 [thread overview]
Message-ID: <1083830912.4099f280db57d@skynet06.in-ulm.de> (raw)
In-Reply-To: <409964EE.4090805@natterer-legau.de>
Simon Natterer wrote:
> I've got a problem with Kernel 2.6.6-rc2 and my AVM-B1 PCI card
> together with a PPP connection.
> When using Asterisk PBX I've got strange problems like dropped
> connections (ppp) or hangups.
> I captured this oops:
Sorry for the disrupted OOps file, here it is again:
Unable to handle kernel NULL pointer dereference at virtual address 00000004
printing eip:
d0a6dff3
*pde = 00000000
Oops: 0002 [#1]
PREEMPT
CPU: 0
Stack: 00000004 00000000 00000001 41210a28 00000000 c4465180 c44651a0 00
EFLAGS: 00010046 (2.6.6-rc2)
EIP is at capi_read+0x53/0x220 [capi]
eax: 00000000 ebx: cb3e9c80 ecx: 00000004 edx: 00000206
esi: ca70c000 edi: c6315530 ebp: c63154a0 esp: ca70df54
ds: 007b es: 007b ss: 0068
Process asterisk (pid: 8087, threadinfo=ca70c000 task=cd3e2e90)
Stack: 00000004 00000000 00000001 41210a28 00000000 c4465180 c44651a0 00000880
c015201d c4465180 080f2168 00000880 c44651a0 c31758e0 00000009 c4465180
fffffff7 00000003 ca70c000 c01522f2 c4465180 080f2168 00000880 c44651a0
Call Trace:
[vfs_read+237/352] vfs_read+0xed/0x160
[sys_read+66/112] sys_read+0x42/0x70
[syscall_call+7/11] syscall_call+0x7/0xb
Code: 89 78 04 89 85 90 00 00 00 c7 43 04 00 00 00 00 c7 03 00 00
<6>note: asterisk[8087] exited with preempt_count 1
capilib_new_ncci: kcapi: appl 4 ncci 0x20201 up
Unable to handle kernel paging request at virtual address 7b230b2a
printing eip:
c029a2f4
*pde = 00000000
Oops: 0000 [#2]
PREEMPT
CPU: 0
EIP: 0060:[skb_release_data+68/176] Not tainted
EFLAGS: 00010297 (2.6.6-rc2)
EIP is at skb_release_data+0x44/0xb0
eax: c88b7480 ebx: 00000000 ecx: c88b7480 edx: 7b230b2a
esi: cda066a0 edi: cc183ec8 ebp: 00000057 esp: cc183d6c
ds: 007b es: 007b ss: 0068
Process pppoe (pid: 20338, threadinfo=cc182000 task=c5150d10)
Stack: c029c3d4 cda066a0 cda066e8 c029a373 cda066a0 00000000 00000000 c029a433
cda066a0 000005f0 cc183f34 cda066a0 d0a3183b cda066a0 cda066a0 cc183ea8
00000057 c02b8bd0 cffcd6a0 00000057 00000000 000005f0 cc183f34 cc183de4
Call Trace:
[skb_copy_datagram_iovec+84/576] skb_copy_datagram_iovec+0x54/0x240
[kfree_skbmem+19/48] kfree_skbmem+0x13/0x30
[__kfree_skb+163/320] __kfree_skb+0xa3/0x140
[__crc_copy_strings_kernel+1461661/3318524] packet_recvmsg+0x12b/0x160
[af_packet]
[ip_rcv_finish+0/640] ip_rcv_finish+0x0/0x280
[sock_recvmsg+150/192] sock_recvmsg+0x96/0xc0
[ip_rcv_finish+0/640] ip_rcv_finish+0x0/0x280
[__crc_copy_strings_kernel+1427723/3318524]
ppp_receive_nonmp_frame+0x1a9/0x620 [ppp_generic]
[netif_receive_skb+443/544] netif_receive_skb+0x1bb/0x220
[recalc_task_prio+168/464] recalc_task_prio+0xa8/0x1d0
[schedule+813/1472] schedule+0x32d/0x5c0
[sockfd_lookup+28/128] sockfd_lookup+0x1c/0x80
[sys_recvfrom+178/288] sys_recvfrom+0xb2/0x120
[poll_freewait+68/80] poll_freewait+0x44/0x50
[do_select+431/720] do_select+0x1af/0x2d0
[sys_recv+51/64] sys_recv+0x33/0x40
[sys_socketcall+356/608] sys_socketcall+0x164/0x260
[syscall_call+7/11] syscall_call+0x7/0xb
Code: 8b 02 f6 c4 08 75 17 8b 42 04 85 c0 74 4a ff 4a 04 0f 94 c0
<6>kcapi: appl 4 ncci 0x20201 down
next prev parent reply other threads:[~2004-05-06 8:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-05-05 22:04 Simon Natterer
2004-05-06 8:08 ` Simon Natterer [this message]
2004-05-06 21:22 ` Simon Natterer
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