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SubjectRe: VMWare crashes
Just happened again. This only happens when there is a lot
of network activity. This time I was downloading an mp3 from
the newsgroups. During normal day to day activity it does not

Unable to handle kernel NULL pointer dereference at virtual address 00000070
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<e1af9639>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00013282
eax: 00000000 ebx: 00000000 ecx: dae7c000 edx: 00000000
esi: dfe42864 edi: dfe46c10 ebp: dfe46bdc esp: dae7deb0
ds: 0018 es: 0018 ss: 0018
Process vmware (pid: 371, stackpage=dae7d000)
Stack: dca4e804 00000000 dca4e800 dfe4212c c01283d2 c1887690 de21d584 c18dac00
dfe425c4 dfe425c4 dfe4212c e1af7ffe dfe46c30 d83d6a5c 00003202 dca4e804
00000000 dca4e800 dfe4212c e1af8546 dca4e804 d83d6a5c dfe427bc c020a91f
Call Trace: [<c01283d2>] [<c020a91f>] [<c013e85a>] [<c0130696>] [<c0106e33>]
Code: 8b 42 70 83 f8 01 74 0a ff 4a 70 0f 94 c0 84 c0 74 0c 83 c4

>>EIP; e1af9639 <[vmnet]VNetBridgeReceiveFromVNet+191/20c> <=====
Trace; c01283d2 <kfree+1d2/270>
Trace; c020a91f <__kfree_skb+12f/140>
Trace; c013e85a <select_bits_free+a/10>
Trace; c0130696 <sys_write+96/d0>
Trace; c0106e33 <system_call+33/38>
Code; e1af9639 <[vmnet]VNetBridgeReceiveFromVNet+191/20c>
0000000000000000 <_EIP>:
Code; e1af9639 <[vmnet]VNetBridgeReceiveFromVNet+191/20c> <=====
0: 8b 42 70 mov 0x70(%edx),%eax <=====
Code; e1af963c <[vmnet]VNetBridgeReceiveFromVNet+194/20c>
3: 83 f8 01 cmp $0x1,%eax
Code; e1af963f <[vmnet]VNetBridgeReceiveFromVNet+197/20c>
6: 74 0a je 12 <_EIP+0x12> e1af964b <[vmnet]VNetBridgeReceiveFromVNet+1a3/20c>
Code; e1af9641 <[vmnet]VNetBridgeReceiveFromVNet+199/20c>
8: ff 4a 70 decl 0x70(%edx)
Code; e1af9644 <[vmnet]VNetBridgeReceiveFromVNet+19c/20c>
b: 0f 94 c0 sete %al
Code; e1af9647 <[vmnet]VNetBridgeReceiveFromVNet+19f/20c>
e: 84 c0 test %al,%al
Code; e1af9649 <[vmnet]VNetBridgeReceiveFromVNet+1a1/20c>
10: 74 0c je 1e <_EIP+0x1e> e1af9657 <[vmnet]VNetBridgeReceiveFromVNet+1af/20c>
Code; e1af964b <[vmnet]VNetBridgeReceiveFromVNet+1a3/20c>
12: 83 c4 00 add $0x0,%esp

Petr Vandrovec wrote:
> On 9 Jul 01 at 9:49, Gary White (Network Administr wrote:
> > I realize this may be a VMWare problem, but I just waited to
> > bring this to the attention of the developers in case it was related
> > to the kernel and to also see if anyone else is having the same
> > problem. VMWare dies under load with all kernel versions up to and
> > including ac versions after 2.4.6. Kernel version up to and including
> > 2.4.5-ac15 I know all run fine. Somewhere between 2.4.5-ac15 and 2.4.6
> > is where the problem started. I have backed up to 2.4.5 now and VMWare
> > is rock solid.
> > Unable to handle kernel NULL pointer dereference at virtual address 00000070
> > printing eip:
> > e1af85e1
> > Call Trace: [<c0203fe4>] [<c0203fe4>] [<c011722f>] [<c012eb26>] [<c0106dc3>]
> Could you feed these oopeses through ksymoops?
> I'm now running vmware 24h/day with linux and win98 as guest, doing
> network transfers between host and guest, and I did not noticed any problems.
> It worked fine with 2.4.5-ac24 from wednesday to sunday, and yesterday
> I upgraded to 2.4.6-ac2, and it still works. Kernel compiled with
> Debian's gcc-3.0-3 or gcc-3.0-4, Asus A7V, KT133, 1GHz Athlon, and
> Chaintech 6BTM, 440BX, 300MHz Celeron... I did not tested Linus's kernel
> for more than 6 months now, so I cannot tell whether it works with Linus's
> 2.4.6, or not...
> Best regards,
> Petr Vandrovec

Gary White Network Administrator Internet Pathway
Voice 601-776-3355 Fax 601-776-2314

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