Re: Problem with k7 optimizations in 2.4.x?

Disconnect (dis@sigkill.net)
Sat, 14 Apr 2001 23:48:10 -0400


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Blew sky high. Booted stock 2.4.3-ac3, K7 optimizations, init=/bin/sh.
First time it went fine for quite some time (10-15 mins, find / -print,
etc) and then locked up hard on "open". Second time, it oops'd before
hardlocking (which I copied out by hand.) The oops and decode are
attached.

On Fri, 13 Apr 2001, Alan Cox did have cause to say:

> > On the iwill mobo? (I haven't heard of this problem on other
> > motherboards.)
>
> Im not using an Iwill board. I'm using an AMD751/756 based board and an old
> 'Uncle Fester' reference board.
>

---
   _.-=<Disconnect>=-._
|     dis@sigkill.net    | And Remember...
\  shawn@healthcite.com  / He who controls Purple controls the Universe..
 PGP Key given on Request  Or at least the Purple parts!

-----BEGIN GEEK CODE BLOCK----- Version: 3.1 [www.ebb.org/ungeek] GIT/CC/CM/AT d--(-)@ s+:-- a-->? C++++$ ULBS*++++$ P+>+++ L++++>+++++ E--- W+++ N+@ o+>$ K? w--->+++++ O- M V-- PS+() PE Y+@ PGP++() t 5--- X-- R tv+@ b++++>$ DI++++ D++(+++) G++ e* h(-)* r++ y++ ------END GEEK CODE BLOCK------

--/04w6evG8XlLl3ft Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="decode.txt"

ksymoops 2.3.7 on i686 2.4.3. Options used -v vmlinux (specified) -K (specified) -L (specified) -O (specified) -m System.map (specified) -1

EIP: c023873a Call Trace: [<c0238847>] [<c0121295>] [<c0121a3b>] [<c0110d18>] [<c0110bc0>] [<c011be74>] [<c011ce4a>] [<c011d1f5>] [<c010714c>] Code: 0f 6f 03 0f e7 06 0f 6f 4b 08 0f e7 4e 08 0f 6f 53 10 0f e7 Using defaults from ksymoops -t elf32-i386 -a i386

Trace; c0238847 <mmx_copy_page+37/40> Trace; c0121295 <do_wp_page+1c5/230> Trace; c0121a3b <handle_mm_fault+9b/d0> Trace; c0110d18 <do_page_fault+158/440> Trace; c0110bc0 <do_page_fault+0/440> Trace; c011be74 <rm_sig_from_queue+14/20> Trace; c011ce4a <do_sigaction+ba/120> Trace; c011d1f5 <sys_rt_sigaction+75/d0> Trace; c010714c <error_code+34/3c> Code; 00000000 Before first symbol 00000000 <_EIP>: Code; 00000000 Before first symbol 0: 0f 6f 03 movq (%ebx),%mm0 Code; 00000003 Before first symbol 3: 0f e7 06 movntq %mm0,(%esi) Code; 00000006 Before first symbol 6: 0f 6f 4b 08 movq 0x8(%ebx),%mm1 Code; 0000000a Before first symbol a: 0f e7 4e 08 movntq %mm1,0x8(%esi) Code; 0000000e Before first symbol e: 0f 6f 53 10 movq 0x10(%ebx),%mm2 Code; 00000012 Before first symbol 12: 0f e7 00 movntq %mm0,(%eax)

--/04w6evG8XlLl3ft Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="oops.txt"

null pointer defref 00000000 EIP: c023873a pgd entry d9040000 - 00000000 pmd entry d9040000 - 00000000 pmd not present!

Call Trace: [<c0238847>] [<c0121295>] [<c0121a3b>] [<c0110d18>] [<c0110bc0>] [<c011be74>] [<c011ce4a>] [<c011d1f5>] [<c010714c>] Code: 0f 6f 03 0f e7 06 0f 6f 4b 08 0f e7 4e 08 0f 6f 53 10 0f e7

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