quotaoff OOPS (2.4.5-ac22)

Cliff Albert (cliff@oisec.net)
Mon, 2 Jul 2001 09:32:02 +0200


After issuing quotaoff -a the kernel oopses. All filesystems which have quotas are ext2 and are using the new quota system.

Oops:

Jul 2 09:08:49 girly kernel: Unable to handle kernel NULL pointer dereference at virtual address 0000032a
Jul 2 09:08:49 girly kernel: printing eip:
Jul 2 09:08:49 girly kernel: c0146886
Jul 2 09:08:49 girly kernel: *pde = 00000000
Jul 2 09:08:49 girly kernel: Oops: 0000
Jul 2 09:08:49 girly kernel: CPU: 1
Jul 2 09:08:49 girly kernel: EIP: 0010:[<c0146886>]
Jul 2 09:08:49 girly kernel: EFLAGS: 00010282
Jul 2 09:08:49 girly kernel: eax: d0735f4c ebx: ccdda800 ecx: 00000000 edx: d0735f4c
Jul 2 09:08:49 girly kernel: esi: ccdda87c edi: 00000306 ebp: d0735fa4 esp: d0735f30
Jul 2 09:08:49 girly kernel: ds: 0018 es: 0018 ss: 0018
Jul 2 09:08:49 girly kernel: Process quotaoff (pid: 1892, stackpage=d0735000)
Jul 2 09:08:49 girly kernel: Stack: ccdda800 ccdda87c 00000000 d0735fa4 00000000 d0735fa4 00005fa4 d0735f4c
Jul 2 09:08:49 girly kernel: d0735f4c c014a62c 00000306 00000000 ccdda800 00000200 00000000 d0735fa4
Jul 2 09:08:49 girly kernel: ccdda894 ccdda87c 00000000 c014ab8c ccdda800 00000000 d0734000 00000000
Jul 2 09:08:49 girly kernel: Call Trace: [<c014a62c>] [<c014ab8c>] [<c0131953>] [<c0106cbb>]
Jul 2 09:08:49 girly kernel:
Jul 2 09:08:49 girly kernel: Code: 83 7f 24 00 0f 84 0f 01 00 00 f0 fe 0d d4 01 25 c0 0f 88 09

KSymoops:

>>EIP; c0146886 <remove_dquot_ref+22/14c> <=====
Trace; c014a62c <quota_off+cc/154>
Trace; c014ab8c <sys_quotactl+268/3bc>
Trace; c0131953 <sys_read+bf/c8>
Trace; c0106cbb <system_call+33/38>
Code; c0146886 <remove_dquot_ref+22/14c>
00000000 <_EIP>:
Code; c0146886 <remove_dquot_ref+22/14c> <=====
0: 83 7f 24 00 cmpl $0x0,0x24(%edi) <=====
Code; c014688a <remove_dquot_ref+26/14c>
4: 0f 84 0f 01 00 00 je 119 <_EIP+0x119> c014699f <remove_dquot_ref+13b/14c>
Code; c0146890 <remove_dquot_ref+2c/14c>
a: f0 fe 0d d4 01 25 c0 lock decb 0xc02501d4
Code; c0146897 <remove_dquot_ref+33/14c>
11: 0f 88 09 00 00 00 js 20 <_EIP+0x20> c01468a6 <remove_dquot_ref+42/14c>

Linux Version:

Linux girly 2.4.5-ac22 #2 SMP Sun Jul 1 12:54:40 CEST 2001 i686 unknown

Distribution:

Debian SID

Quota Version:

ii quota 3.00pre01-8 An implementation of the diskquota system.
Jul 2 09:18:40 girly kernel: VFS: Diskquotas version dquot_6.5.0 initialized

-- 
Cliff Albert		| RIPE:	     CA3348-RIPE | www.oisec.net
cliff@oisec.net		| 6BONE:     CA2-6BONE	 | icq 18461740
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