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Subjectoops in ip_defrag v2.0.27
Date
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Hi.

I got this oops in ip_defrag() the second time, system still running
afterwards.

v2.0.27
src-routing patch
permanent connection to the internet via ppp on a serial line.

Happy new year.

calle
---
calle@in-berlin.de
calle@calle.in-berlin.de

------------- 1
Using `/System.map' to map addresses to symbols.

>>EIP: 14660a <ip_defrag+26a/370>
Trace: 145ae4 <ip_rcv+2f4/650>
Trace: 155136 <def_callback2+26/30>
Trace: 145200 <packet_rcv+50/d0>
Trace: 13e170 <net_bh+f0/120>
Trace: 11772b <do_bottom_half+3b/70>
Trace: 10a7cb <handle_bottom_half+b/20>

Code: 14660a <ip_defrag+26a/370> cmpl $0x0,0x14(%edi)
Code: 14660e <ip_defrag+26e/370> je 146619 <ip_defrag+279/370>
Code: 146610 <ip_defrag+270/370> movl 0x14(%ebx),%edx
Code: 146613 <ip_defrag+273/370> movl 0x18(%ebx),%eax
Code: 146616 <ip_defrag+276/370> movl %eax,0x18(%edx)
Code: 146619 <ip_defrag+279/370> movl 0x14(%esp,1),%edx
Code: 14661d <ip_defrag+27d/370> movl (%eax),%eax
Code: 14661f <ip_defrag+27f/370> nop
Code: 146620 <ip_defrag+280/370> nop
Code: 146621 <ip_defrag+281/370> nop

------------- 2
Using `/System.map' to map addresses to symbols.

>>EIP: 14660a <ip_defrag+26a/370>
Trace: 145ae4 <ip_rcv+2f4/650>
Trace: 155136 <def_callback2+26/30>
Trace: 145200 <packet_rcv+50/d0>
Trace: 13e170 <net_bh+f0/120>
Trace: 11772b <do_bottom_half+3b/70>
Trace: 10a7cb <handle_bottom_half+b/20>
Trace: 110018 <sys_ipc+248/310>
Trace: 10974c <sys_idle+6c/80>
Trace: 10a842 <system_call+52/80>
Trace: 109420 <init>
Trace: 10928d <start_kernel+1ad/1c0>
Trace: 116e20 <it_real_fn>

Code: 14660a <ip_defrag+26a/370> cmpl $0x0,0x14(%edi)
Code: 14660e <ip_defrag+26e/370> je 146619 <ip_defrag+279/370>
Code: 146610 <ip_defrag+270/370> movl 0x14(%ebx),%edx
Code: 146613 <ip_defrag+273/370> movl 0x18(%ebx),%eax
Code: 146616 <ip_defrag+276/370> movl %eax,0x18(%edx)
Code: 146619 <ip_defrag+279/370> movl 0x14(%esp,1),%edx
Code: 14661d <ip_defrag+27d/370> movl (%eax),%eax
Code: 14661f <ip_defrag+27f/370> nop
Code: 146620 <ip_defrag+280/370> nop
Code: 146621 <ip_defrag+281/370> nop

-------- .config
#
# Networking options
#
CONFIG_FIREWALL=y
CONFIG_NET_ALIAS=y
CONFIG_INET=y
CONFIG_IP_FORWARD=y
CONFIG_IP_MULTICAST=y
CONFIG_IP_FIREWALL=y
CONFIG_IP_FIREWALL_VERBOSE=y
CONFIG_IP_MASQUERADE=y

#
# Protocol-specific masquerading support will be built as modules.
#
# CONFIG_IP_TRANSPARENT_PROXY is not set
# CONFIG_IP_ALWAYS_DEFRAG is not set
CONFIG_IP_ACCT=y
CONFIG_IP_ROUTER=y
CONFIG_NET_IPIP=y
CONFIG_IP_MROUTE=y
CONFIG_IP_ALIAS=y

#
# (it is safe to leave these untouched)
#
# CONFIG_INET_PCTCP is not set
CONFIG_INET_RARP=m
# CONFIG_NO_PATH_MTU_DISCOVERY is not set
CONFIG_IP_NOSR=y
CONFIG_SKB_LARGE=y

#
#
#
# CONFIG_IPX is not set
# CONFIG_ATALK is not set
# CONFIG_AX25 is not set
# CONFIG_BRIDGE is not set
# CONFIG_NETLINK is not set

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