From: Rupa Schomaker <rupa-list+linux-kernel@rupa.com>
To: linux-kernel@vger.kernel.org
Subject: Ooops in try_to_swap_out (v2.4.5 + xfs)
Date: Tue, 07 Aug 2001 09:20:12 -0700 [thread overview]
Message-ID: <m3lmkvetab.fsf@shakti.rupa.com> (raw)
-----BEGIN PGP SIGNED MESSAGE-----
I received the following oops (below). I'm running swap on a RAID 1
MD (/dev/md2). If you need any other info, please let me know.
Aug 7 00:46:28 shakti kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000
Aug 7 00:46:28 shakti kernel: printing eip:
Aug 7 00:46:28 shakti kernel: c0112d63
Aug 7 00:46:28 shakti kernel: *pde = 00000000
Aug 7 00:46:28 shakti kernel: Oops: 0000
Aug 7 00:46:28 shakti kernel: CPU: 0
Aug 7 00:46:28 shakti kernel: EIP: 0010:[__wake_up+67/208]
Aug 7 00:46:28 shakti kernel: EFLAGS: 00010006
Aug 7 00:46:28 shakti kernel: eax: c984d078 ebx: c98470c0 ecx: 00000000 edx: 00000003
Aug 7 00:46:28 shakti kernel: esi: c184d07c edi: c184d07c ebp: c1891eec esp: c1891ecc
Aug 7 00:46:28 shakti kernel: ds: 0018 es: 0018 ss: 0018
Aug 7 00:46:28 shakti kernel: Process kswapd (pid: 3, stackpage=c1891000)
Aug 7 00:46:28 shakti kernel: Stack: c184d054 c184d07c 1f401005 c984d078 c184d080 00000001 00000282 000000
03
Aug 7 00:46:28 shakti kernel: dddec1c4 c012b56c dddec1c4 08071000 00000003 080aa000 00f71900 c012b7
09
Aug 7 00:46:28 shakti kernel: c8319740 ded31440 08071000 dddec1c4 c184d054 080aa000 08069000 ddc540
80
Aug 7 00:46:28 shakti kernel: Call Trace: [try_to_swap_out+252/448] [swap_out_pmd+217/256] [swap_out_vma+1
52/224] [swap_out_mm+76/128] [swap_out+179/224] [refill_inactive+125/160] [do_try_to_free_pages+66/96]
Aug 7 00:46:28 shakti kernel: [kswapd+83/224] [kernel_thread+40/64]
Aug 7 00:46:28 shakti kernel:
Aug 7 00:46:28 shakti kernel: Code: 8b 01 85 45 fc 74 66 31 c0 9c 5e fa f0 fe 0d 00 f0 3e c0 0f
Running it through ksymoops:
Warning (compare_maps): ksyms_base symbol __VERSIONED_SYMBOL(shmem_file_setup) not found in System.map. Ignoring ksyms_base entry
Warning (compare_maps): mismatch on symbol partition_name , ksyms_base says c029ccf0, System.map says c0155670. Ignoring ksyms_base entry
Unable to handle kernel NULL pointer dereference at virtual address 00000000
c0112d63
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c0112d63>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010006
eax: c184d054 ebx: c98470c0 ecx: 00000000 edx: 00000000
esi: c184d07c edi: c184d07c ebp: c1781eec esp: c1781ecc
ds: 0018 es: 0018 ss: 0018
Stack: c184d054 c184d07c 1f401005 c984d078 c184d080 00000001 00000282 00000003
dddec1c4 c012d56c dddec1c4 08071000 00000003 080aa000 00f71900 c012b709
c8319740 ded31440 08071000 dddec1c4 c184d054 080aa000 08069000 ddc54080
Call Trace: [<c012b56c>] [<c012b709>] [<c012b7c8>] [<c012b85c>] [<c012b943>] [<c012c91d>] [<c012c982>]
[<c012c9f3>] [<c0105768>]
Code: 8b 01 85 45 fc 74 66 31 c0 9c 5e fa f0 fe 0d 00 f0 3e c0 0f
>>EIP; c0112d63 <__wake_up+43/d0> <=====
Trace; c012b56c <try_to_swap_out+fc/1c0>
Trace; c012b709 <swap_out_pmd+d9/100>
Trace; c012b7c8 <swap_out_vma+98/e0>
Trace; c012b85c <swap_out_mm+4c/80>
Trace; c012b943 <swap_out+b3/e0>
Trace; c012c91d <refill_inactive+7d/a0>
Trace; c012c982 <do_try_to_free_pages+42/60>
Trace; c012c9f3 <kswapd+53/e0>
Trace; c0105768 <kernel_thread+28/40>
Code; c0112d63 <__wake_up+43/d0>
00000000 <_EIP>:
Code; c0112d63 <__wake_up+43/d0> <=====
0: 8b 01 mov (%ecx),%eax <=====
Code; c0112d65 <__wake_up+45/d0>
2: 85 45 fc test %eax,0xfffffffc(%ebp)
Code; c0112d68 <__wake_up+48/d0>
5: 74 66 je 6d <_EIP+0x6d> c0112dd0 <__wake_up+b0/d0>
Code; c0112d6a <__wake_up+4a/d0>
7: 31 c0 xor %eax,%eax
Code; c0112d6c <__wake_up+4c/d0>
9: 9c pushf
Code; c0112d6d <__wake_up+4d/d0>
a: 5e pop %esi
Code; c0112d6e <__wake_up+4e/d0>
b: fa cli
Code; c0112d6f <__wake_up+4f/d0>
c: f0 fe 0d 00 f0 3e c0 lock decb 0xc03ef000
Code; c0112d76 <__wake_up+56/d0>
13: 0f 00 00 sldt (%eax)
- --
- -rupa
-----BEGIN PGP SIGNATURE-----
Version: 2.6.3ia
Charset: noconv
Comment: Processed by Mailcrypt 3.5.5, an Emacs/PGP interface
iQEVAwUBO3AVGXHDM4ucEopdAQGrGwgAuOuVsJibISUhIRvpHJQzvSNDG6QKd6gc
bqD/I10ig2Rz6Vdvj90UQdRCsrvQKiX+95zuV+35QvaqaAUNXVWqioU0OjcUCPsc
7uWZqSeD2tMdj49eWZrvawDED5YYZC6XdxQKjG77OwYsjdYC4GyV1WXbEhr5h5aD
KQRRwfBWyUWDejTZjvHcJEkrHjkBFA8awpcEi0zroeBvxIHMFP9wsijcj3yddXf7
uPhQhvSkrzyobV/IcLz38pKvOSPY/8xIK9HAcQpAvy90czTZhjScSgWGBW47vt8K
D6VBgy5UHUYMpFGF7mvdG1NNAF97vYMA67xtfAcLMyHuFL9dhz3PdA==
=1OBi
-----END PGP SIGNATURE-----
reply other threads:[~2001-08-07 16:20 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=m3lmkvetab.fsf@shakti.rupa.com \
--to=rupa-list+linux-kernel@rupa.com \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.