Your message dated Sat, 14 Apr 2012 16:20:40 +0100
with message-id <1334416840.7150.425.camel@deadeye>
and subject line Re: linux-image-2.6.18-6-686: kernel hangs on fcntl lock
(local DoS)
has caused the Debian Bug report #486677,
regarding linux-image-2.6.18-6-686: kernel hangs on fcntl lock (local DoS)
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.
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--
486677: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=486677
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: linux-image-2.6.18-6-686
Version: 2.6.18.dfsg.1-18etch6
Severity: critical
Justification: breaks the whole system
System hangs when multiple threads use fcntl(2) F_SETLKW
to synchronize file accesses.
The bug is described in LKML (october 2007):
http://kerneltrap.org/mailarchive/linux-kernel/2007/10/17/346152
It is possible to reproduce it with this C test case:
http://lkml.org/lkml/2007/10/17/472
PS: I hit this bug when testing a home-made Apache module on
Debian Stable.
-- 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 2.6.18-6-686
Locale: LANG=fr_CH.UTF-8, LC_CTYPE=fr_CH.UTF-8 (charmap=UTF-8)
Versions of packages linux-image-2.6.18-6-686 depends on:
ii coreutils 5.97-5.3 The GNU core utilities
ii debconf [debconf-2.0] 1.5.11etch1 Debian configuration management sy
ii initramfs-tools [linux-initr 0.85h tools for generating an initramfs
ii module-init-tools 3.3-pre4-2 tools for managing Linux kernel mo
Versions of packages linux-image-2.6.18-6-686 recommends:
ii libc6-i686 2.3.6.ds1-13etch5 GNU C Library: Shared libraries [i
-- debconf information:
shared/kernel-image/really-run-bootloader: true
linux-image-2.6.18-6-686/preinst/elilo-initrd-2.6.18-6-686: true
* linux-image-2.6.18-6-686/preinst/already-running-this-2.6.18-6-686:
linux-image-2.6.18-6-686/postinst/depmod-error-2.6.18-6-686: false
linux-image-2.6.18-6-686/preinst/initrd-2.6.18-6-686:
linux-image-2.6.18-6-686/postinst/old-initrd-link-2.6.18-6-686: true
linux-image-2.6.18-6-686/preinst/bootloader-initrd-2.6.18-6-686: true
linux-image-2.6.18-6-686/preinst/abort-install-2.6.18-6-686:
linux-image-2.6.18-6-686/preinst/lilo-has-ramdisk:
linux-image-2.6.18-6-686/preinst/overwriting-modules-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/bootloader-error-2.6.18-6-686:
linux-image-2.6.18-6-686/prerm/would-invalidate-boot-loader-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/bootloader-test-error-2.6.18-6-686:
linux-image-2.6.18-6-686/postinst/create-kimage-link-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/depmod-error-initrd-2.6.18-6-686: false
linux-image-2.6.18-6-686/preinst/lilo-initrd-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/old-dir-initrd-link-2.6.18-6-686: true
linux-image-2.6.18-6-686/preinst/failed-to-move-modules-2.6.18-6-686:
linux-image-2.6.18-6-686/preinst/abort-overwrite-2.6.18-6-686:
linux-image-2.6.18-6-686/prerm/removing-running-kernel-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/old-system-map-link-2.6.18-6-686: true
linux-image-2.6.18-6-686/postinst/kimage-is-a-directory:
--- End Message ---
--- Begin Message ---
Version: 2.6.23-1
This was fixed quite a while ago!
Ben.
--
Ben Hutchings
It is easier to change the specification to fit the program than vice versa.
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--- End Message ---
