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1. kernel panic-xfs errors (score: 1): Author: blacknred <leo1783@xxxxxxxxxxxxx>; Date: Tue, 7 Dec 2010 07:42:56 -0800 (PST); Hi..... I get a kernel panic on my HP Proliant Server. here's trace: BUG: unable to handle kernel NULL pointer dereference at virtual address 00000052 printing eip: *pde = 2c731001 Oops: 0000 [#1] SM; /archives/xfs/2010-12/msg00099.html (10,954 bytes)
2. Re: kernel panic-xfs errors (score: 1): Author: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>; Date: Tue, 7 Dec 2010 16:59:17 +0100; Le Tue, 7 Dec 2010 07:42:56 -0800 (PST) blacknred <leo1783@xxxxxxxxxxxxx> écrivait: What is the kernel version, distro, and xfs_progs? You didn't update anything but the controller firmware? Is the n; /archives/xfs/2010-12/msg00100.html (8,103 bytes)
3. Re: kernel panic-xfs errors (score: 1): Author: blacknred <leo1783@xxxxxxxxxxxxx>; Date: Tue, 7 Dec 2010 09:20:17 -0800 (PST); kernel-2.6.18-164.el5 rhel 5.0 xfs_progs ver: 2.9.4 I haven't updated the controller on this server, it just panicked while doing I/O [<f894585c>] do_cciss_request+0x397/0x3a3 [cciss] looks like the; /archives/xfs/2010-12/msg00101.html (9,049 bytes)
4. Re: kernel panic-xfs errors (score: 1): Author: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>; Date: Tue, 7 Dec 2010 19:00:38 +0100; Le Tue, 7 Dec 2010 09:20:17 -0800 (PST) blacknred <leo1783@xxxxxxxxxxxxx> écrivait: Yes, apparently your controller wrote garbage at the beginning of the filesystem... you have lots of trouble with t; /archives/xfs/2010-12/msg00103.html (8,384 bytes)
5. Re: kernel panic-xfs errors (score: 1): Author: Stan Hoeppner <stan@xxxxxxxxxxxxxxxxx>; Date: Tue, 07 Dec 2010 12:18:49 -0600; Emmanuel Florac put forth on 12/7/2010 12:00 PM: The answer for the one server is simple: back out the firmware--flash it with the previously installed version. BTW, what need prompted the new flash; /archives/xfs/2010-12/msg00105.html (8,198 bytes)
6. Re: kernel panic-xfs errors (score: 1): Author: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>; Date: Tue, 7 Dec 2010 22:52:26 +0100; Le Tue, 07 Dec 2010 12:18:49 -0600 vous écriviez: I've experienced myself some very convincing reasons, for instance a RAID array with a performance varying by 1000% with a new firmware. However the; /archives/xfs/2010-12/msg00107.html (9,012 bytes)
7. Re: kernel panic-xfs errors (score: 1): Author: Dave Chinner <david@xxxxxxxxxxxxx>; Date: Wed, 8 Dec 2010 09:25:58 +1100; ^^^^^^^^^^^ You've done a forced module load. No guarantee your kernel is in any sane shape if you've done that.... Strange failure. Hmmm - i386 arch and fedora - are you running with 4k stacks? If s; /archives/xfs/2010-12/msg00110.html (12,887 bytes)
8. Re: kernel panic-xfs errors (score: 1): Author: blacknred <leo1783@xxxxxxxxxxxxx>; Date: Wed, 8 Dec 2010 01:39:10 -0800 (PST); Agree, but I'm reasonably convinced that module isn't the issue, because it works fine with my other servers...... 4k stacks? If so, maybe it blew the stack... i386 arch, rhel 5.0 This is what i get; /archives/xfs/2010-12/msg00111.html (16,765 bytes)
9. Re: kernel panic-xfs errors (score: 1): Author: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>; Date: Wed, 8 Dec 2010 11:57:24 +0100; Le Wed, 8 Dec 2010 01:39:10 -0800 (PST) blacknred <leo1783@xxxxxxxxxxxxx> écrivait: Maybe there's a remaining hidden corruption. Could you try with latest xfs_repair ? -- -- Emmanuel Florac | Directi; /archives/xfs/2010-12/msg00112.html (8,191 bytes)
10. Re: kernel panic-xfs errors (score: 1): Author: blacknred <leo1783@xxxxxxxxxxxxx>; Date: Wed, 8 Dec 2010 06:01:26 -0800 (PST); on that, just wondering if you could provide more info..... As in -is controller writing data in a different location which is not intended to be written to? Or is it case of writing incorrect data; /archives/xfs/2010-12/msg00113.html (9,862 bytes)
11. Re: kernel panic-xfs errors (score: 1): Author: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>; Date: Wed, 8 Dec 2010 15:34:30 +0100; Le Wed, 8 Dec 2010 06:01:26 -0800 (PST) blacknred <leo1783@xxxxxxxxxxxxx> écrivait: This: XFS: bad magic number XFS: SB validate failed Seems to indicate that the beginning of the filesystem was some; /archives/xfs/2010-12/msg00114.html (9,396 bytes)
12. Re: kernel panic-xfs errors (score: 1): Author: Dave Chinner <david@xxxxxxxxxxxxx>; Date: Thu, 9 Dec 2010 11:59:44 +1100; Yup, 4k stacks. This is definitely smelling like a stack blowout. XFS on 4k stacks is a ticking timebomb - it will explode and you've got no idea of when it will go boom. Recompile your kernel with 8; /archives/xfs/2010-12/msg00120.html (10,349 bytes)
13. Re: kernel panic-xfs errors (score: 1): Author: Eric Sandeen <sandeen@xxxxxxxxxxx>; Date: Wed, 08 Dec 2010 22:44:09 -0600; EIP: 0060:[<c0529da1>] Tainted: GF VLI EFLAGS: 00010272 (2.6.33.3-85.fc13.x86_64 #1) EIP is at do_page_fault+0x245/0x617 eax: ec5ee000 ebx: 00000000 ecx: eb5de084 edx: 0000000e esi: 00013103 edi: ec5; /archives/xfs/2010-12/msg00125.html (10,265 bytes)
14. Re: kernel panic-xfs errors (score: 1): Author: blacknred <leo1783@xxxxxxxxxxxxx>; Date: Thu, 9 Dec 2010 05:17:03 -0800 (PST); My apologies there, somehow it all got jumbled up, pasting it again: BUG: unable to handle kernel NULL pointer dereference at virtual address 00000098 printing eip: *pde = 2c621001 Oops: 0000 [#1] S; /archives/xfs/2010-12/msg00131.html (15,294 bytes)
15. Re: kernel panic-xfs errors (score: 1): Author: blacknred <leo1783@xxxxxxxxxxxxx>; Date: Thu, 9 Dec 2010 05:23:35 -0800 (PST); Yes, it is... But when I do dd if=/dev/cciss/c0d0 bs=512 count=1 |od -c I get below which suggests its a valid XFS superblock magic number as per your reply, correct? I couldn't unmount the partitio; /archives/xfs/2010-12/msg00132.html (12,712 bytes)
16. Re: kernel panic-xfs errors (score: 1): Author: Eric Sandeen <sandeen@xxxxxxxxxxx>; Date: Thu, 09 Dec 2010 08:56:48 -0600; ok, same task.ti and esp though, so same massive stack overflow. Is this really RHEL, or CentOS? RHEL doesn't ship xfs for i386, and using the xfs-kmod is a very unsupported/unmaintained solution. If; /archives/xfs/2010-12/msg00135.html (11,402 bytes)

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