module "ip" overload panics and reboots box

From: Gary Brett (gary.brett@fidessa.com)
Date: Tue Apr 17 2007 - 04:35:10 EDT


Hi there, I don't normally post garbled output from my messages file but
I really am a little confused with this one. This box is running x86
Solaris 10 6/06 (so relatively recent). All the sunsolve stuff I can
find on this points to IP module crashing due to the running of some
type of stress testing tool. Now whilst this server does deal with a lot
of network traffic, im certainly not running any traffic generating
tools and this kind of thing happening is a real problem as it panics
and reboots.

Sunsolve haven't released a patch, but they say it was fixed in the
build s10_73 (which I believe to be quite old)

Does any body have any idea what could be happening here, and what my
options with regards to a fix are ??

Message pasted below

Apr 16 11:47:34 server1 genunix: [ID 335743 kern.notice] BAD TRAP:
type=e (#pf Page fault) rp=fffffe800100b7b0 addr=0 occurred in module
"ip" due to a NULL pointer dereference

Apr 16 11:47:35 server1 unix: [ID 100000 kern.notice]
Apr 16 11:47:35 server1 unix: [ID 839527 kern.notice] netstat:
Apr 16 11:47:35 server1 unix: [ID 753105 kern.notice] #pf Page fault
Apr 16 11:47:35 server1 unix: [ID 532287 kern.notice] Bad kernel fault
at addr=0x0
Apr 16 11:47:35 server1 unix: [ID 243837 kern.notice] pid=26336,
pc=0xffffffffef8cdf69, sp=0xfffffe800100b8a0, eflags=0x10246
Apr 16 11:47:35 server1 unix: [ID 211416 kern.notice] cr0:
8005003b<pg,wp,ne,et,ts,mp,pe> cr4: 6f0<xmme,fxsr,pge,mce,pae,pse>
Apr 16 11:47:35 server1 unix: [ID 354241 kern.notice] cr2: 0 cr3:
17ee43000 cr8: c
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] rdi:
ffffffff8038c578 rsi: 0 rdx: fffffe858dffeb00
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] rcx:
0 r8: ffffffff92816e40 r9: fffffe800100b676
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] rax:
ffffffff9ab83e00 rbx: ffffffff9ab83e00 rbp: fffffe800100b960
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] r10:
1 r11: 0 r12: 0
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] r13:
ffffffff8038c570 r14: 2 r15: 0
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] fsb:
ffffffff80000000 gsb: ffffffff8fe9f000 ds: 43
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] es:
43 fs: 0 gs: 1c3
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] trp:
e err: 0 rip: ffffffffef8cdf69
Apr 16 11:47:35 server1 unix: [ID 592667 kern.notice] cs:
28 rfl: 10246 rsp: fffffe800100b8a0
Apr 16 11:47:35 server1 unix: [ID 266532 kern.notice] ss:
30
Apr 16 11:47:36 server1 unix: [ID 100000 kern.notice]
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100b6c0 unix:die+da ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100b7a0 unix:trap+cb6 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100b7b0 unix:_cmntrap+13f ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100b960 ip:udp_snmp_get+149 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100b9b0 ip:snmpcom_req+1e9 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100b9d0 ip:ip_snmpmod_wput+c6 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100ba30 unix:putnext+1f1 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100ba80 ip:snmpcom_req+331 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100bab0 icmp:icmp_wput_restricted+fe ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100bb00 icmp:icmp_wput+23a ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100bb60 unix:putnext+1f1 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100bd00 genunix:strput+3bc ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100bdd0 genunix:strputmsg+1f1 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100be90 genunix:msgio32+166 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100bec0 genunix:putmsg32+59 ()
Apr 16 11:47:36 server1 genunix: [ID 655072 kern.notice]
fffffe800100bf10 unix:sys_syscall32+101 ()

Any help would be great
Cheers
Gary

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