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Bug#502401: marked as done (redhat-cluster-modules-2.6.18-5-686-bigmem: Null pointer dereference in gfs_glock_dq)

Your message dated Tue, 06 Oct 2009 13:47:19 +0000
with message-id <E1MvANr-0005Q0-AO@ries.debian.org>
and subject line Bug#502401: fixed in redhat-cluster 3.0.2-4
has caused the Debian Bug report #502401,
regarding redhat-cluster-modules-2.6.18-5-686-bigmem: Null pointer dereference in gfs_glock_dq
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
message is talking about, this may indicate a serious mail system
misconfiguration somewhere. Please contact owner@bugs.debian.org
immediately.)


-- 
502401: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=502401
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message --- 
Package: redhat-cluster-modules-2.6.18-5-686-bigmem
Version: 2.6.18+1.03.00-7+etch3
Severity: important

n a 3 machine cluster, we experienced kernel Oopses in GFS, resulting in
software locks.
Traces look like this :

Oops: 0000 [#2]
SMP 
Modules linked in: ip_vs_rr linear md_mod lock_dlm dlm gfs lock_harness
cman dm_round_robin dm_emc ib_iser rdma_cm ib_addr ib_cm ib_sa ib_mad
ib_core iscsi_tcp libiscsi scsi_transport_iscsi iptable_mangle
iptable_nat ip_nat xt_tcpudp xt_state ip_conntrack nfnetlink xt_limit
iptable_filter ip_tables x_tables ipmi_devintf ipmi_si ipmi_msghandler
8021q ipv6 bonding ext2 dm_snapshot dm_mirror ip_vs ide_floppy rtc
psmouse serio_raw pcspkr e752x_edac floppy edac_mc shpchp pci_hotplug
tsdev evdev sg dm_multipath dm_mod ext3 jbd mbcache ide_cd cdrom sd_mod
usbhid megaraid_mbox scsi_mod megaraid_mm e1000 siimage ehci_hcd piix
uhci_hcd generic usbcore ide_core thermal processor fan
CPU:    1
EIP:    0060:[<f8c0d451>]    Not tainted VLI
EFLAGS: 00210206   (2.6.18-5-686-bigmem #1) 
EIP is at gfs_glock_dq+0x93/0x12e [gfs]
eax: e612a3e4   ebx: e612a3c0   ecx: 00000000   edx: 00000000
esi: f6d11a58   edi: 000c202b   ebp: f13bc158   esp: d6013efc
ds: 007b   es: 007b   ss: 0068
Process apache (pid: 7985, ti=d6012000 task=d3d52aa0 task.ti=d6012000)
Stack: f8c3d4c0 f6d11a58 f6d11a40 00000001 dff54bc0 f8c0d6a5 f6d11a58
f8c1bd67 
       dfc2a2fc 00000007 dff54bc0 e39f54fc dff54bc0 d6013f30 d6013f30
       00000000 
       d3d52aa0 00000003 00000200 00000000 000000c2 00000000 00000000
       00000000 
Call Trace:
 [<f8c0d6a5>] gfs_glock_dq_uninit+0x8/0x10 [gfs]
 [<f8c1bd67>] gfs_flock+0x9b/0x1e1 [gfs]
 [<c01599db>] vfs_read+0x101/0x141
 [<f8c1bccc>] gfs_flock+0x0/0x1e1 [gfs]
 [<c016c037>] sys_flock+0x114/0x147
 [<c0102c0d>] sysenter_past_esp+0x56/0x79
Code: a7 bc c2 f8 e8 09 c5 01 00 5f 5d f6 46 15 08 74 06 f0 0f ba 6b 08
04 f6 46 15 04 74 2b 8b 4b 24 31 ed 31 ff eb 05 89 cd 47 89 d1 <8b> 11
0f 18 02 90 8d 43 24 39 c1 75 ee 39 f5 75 0c 4f 75 09 31 
EIP: [<f8c0d451>] gfs_glock_dq+0x93/0x12e [gfs] SS:ESP 0068:d6013efc

It looks like this bug has been fixed upstream at the beginning of this
year :
http://webui.sourcelabs.com/rhel/issues/426291

This is an important bug, as it may result in a Denial of Service, due
to services hanging in uninterruptible sleep.

Regards,
Vincent Riquer

-- System Information:
Debian Release: 4.0
  APT prefers stable
  APT policy: (500, 'stable')
Architecture: i386 (i686)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.18-5-686-bigmem
Locale: LANG=fr_FR, LC_CTYPE=fr_FR (charmap=ISO-8859-1)

Versions of packages redhat-cluster-modules-2.6.18-5-686-bigmem depends
on:
ii  linux-image-2.6.18 2.6.18.dfsg.1-13etch1 Linux 2.6.18 image on
PPro/Celeron

redhat-cluster-modules-2.6.18-5-686-bigmem recommends no packages.

-- no debconf information

--- End Message ---
--- Begin Message --- 
Source: redhat-cluster
Source-Version: 3.0.2-4

We believe that the bug you reported is fixed in the latest version of
redhat-cluster, which is due to be installed in the Debian FTP archive:

cman_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/cman_3.0.2-4_i386.deb
gfs-tools_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/gfs-tools_3.0.2-4_i386.deb
gfs2-tools_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/gfs2-tools_3.0.2-4_i386.deb
libccs-dev_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libccs-dev_3.0.2-4_i386.deb
libccs-perl_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libccs-perl_3.0.2-4_i386.deb
libccs3_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libccs3_3.0.2-4_i386.deb
libcman-dev_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libcman-dev_3.0.2-4_i386.deb
libcman3_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libcman3_3.0.2-4_i386.deb
libdlm-dev_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libdlm-dev_3.0.2-4_i386.deb
libdlm3_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libdlm3_3.0.2-4_i386.deb
libdlmcontrol-dev_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libdlmcontrol-dev_3.0.2-4_i386.deb
libdlmcontrol3_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libdlmcontrol3_3.0.2-4_i386.deb
libfence-dev_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libfence-dev_3.0.2-4_i386.deb
libfence4_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/libfence4_3.0.2-4_i386.deb
liblogthread-dev_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/liblogthread-dev_3.0.2-4_i386.deb
liblogthread3_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/liblogthread3_3.0.2-4_i386.deb
redhat-cluster-source_3.0.2-4_all.deb
  to pool/main/r/redhat-cluster/redhat-cluster-source_3.0.2-4_all.deb
redhat-cluster-suite_3.0.2-4_all.deb
  to pool/main/r/redhat-cluster/redhat-cluster-suite_3.0.2-4_all.deb
redhat-cluster_3.0.2-4.diff.gz
  to pool/main/r/redhat-cluster/redhat-cluster_3.0.2-4.diff.gz
redhat-cluster_3.0.2-4.dsc
  to pool/main/r/redhat-cluster/redhat-cluster_3.0.2-4.dsc
rgmanager_3.0.2-4_i386.deb
  to pool/main/r/redhat-cluster/rgmanager_3.0.2-4_i386.deb



A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 502401@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Guido Günther <agx@sigxcpu.org> (supplier of updated redhat-cluster package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@debian.org)


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Format: 1.8
Date: Tue, 06 Oct 2009 15:22:34 +0200
Source: redhat-cluster
Binary: redhat-cluster-suite cman liblogthread3 liblogthread-dev libccs3 libccs-dev libccs-perl libcman3 libcman-dev libdlm3 libdlm-dev libdlmcontrol3 libdlmcontrol-dev libfence4 libfence-dev gfs-tools gfs2-tools rgmanager redhat-cluster-source
Architecture: source i386 all
Version: 3.0.2-4
Distribution: unstable
Urgency: low
Maintainer: Debian HA Maintainers <debian-ha-maintainers@lists.alioth.debian.org>
Changed-By: Guido Günther <agx@sigxcpu.org>
Description: 
 cman       - cluster manager
 gfs-tools  - global file system tools
 gfs2-tools - global file system 2 tools (EXPERIMENTAL)
 libccs-dev - cluster manager - development files
 libccs-perl - Perl module for using the libccs2 library
 libccs3    - cluster configuration - libraries
 libcman-dev - cluster manager - development files
 libcman3   - cluster manager - libraries
 libdlm-dev - distributed lock manager - development files
 libdlm3    - distributed lock manager - library
 libdlmcontrol-dev - distributed lock manager - development files
 libdlmcontrol3 - distributed lock manager - library
 libfence-dev - fenced - development files
 libfence4  - fence client - library
 liblogthread-dev - cluster logging - development files
 liblogthread3 - cluster logging - libraries
 redhat-cluster-source - Red Hat cluster suite - kernel module source
 redhat-cluster-suite - Red Hat cluster suite (metapackage)
 rgmanager  - clustered resource group manager
Closes: 502401
Changes: 
 redhat-cluster (3.0.2-4) unstable; urgency=low
 .
   * fix gfs module build (Closes: #502401)
       - [74deb4b] gnbd is no more
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