Re: tty Crash

Bill Hawes (whawes@transmeta.com)
Thu, 30 Jul 1998 12:25:38 -0700


Russ Mennie wrote:

> I just installed the patch for 2.1.112 into my Debian linux setup, about 2
> hours later I was running a the test-connect script for the mysql database
> (default installation) on tty1, while testing my wu-ftp server on tty3.
> When I exited the ftp server I received the following message:
>
> ncftp / > quit
> Unable to handle kernel NULL pointer dereference at virtual address
> 00000008
> current->tss.cr3 = 018e5000, %cr3 = 018e5000
> *pde = 00000000
> Oops: 0000
> CPU: 0
> EIP: 0010:[<c0124ae4>]
> EFLAGS: 00010202
> eax: 00000007 ebx: c14c7060 ecx: 081597d8 edx: 00000000
> esi: 00000062 edi: fffffff7 ebp: bf7ff5e4 esp: c1463fb0
> ds: 0018 es: 0018 ss: 0018
> Process mysqld (pid: 6287, process nr: 37, stackpage=c1463000)
> Stack: c1462000 00000062 081597d8 bf7ff5e4 c0109c1c 00000007 081597d8
> 00000062
> 00000062 081597d8 bf7ff5e4 00000004 0000002b 0000002b 00000004
> 4011b9f4
> 00000023 00000246 bf7ff5b8 0000002b
> Call Trace: [<c0109c1c>]
> Code: 8b 6a 08 8b 73 14 8b 7b 18 f6 45 7c 40 74 29 66 8b 55 22 66

Could you please run your oops report through ksymoops to get the trace
addresses? An oops report without the trace info isn't very useful.

If you don't have ksymoops built, just look up the eip and call trace
addresses in the System.map for the kernel you were using.

Regards,
Bill

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