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An upgrade to 2.6.11.8 has solved this problem for me. Thanks Chris On Fri, 29 Apr 2005, Chris Gorman wrote: > Hello All, > > First off, I am not on the linux-kernel list so please cc me directly on > this if anyone has a solution. I've experienced a very similar problem > as S S did while upgrading from 2.6.11.6 to 2.6.11.7. Essentialy grub > will boot 2.6.11.6 without any problems, but using the same command line > 2.6.11.7 fails to boot with "Cannot open root device hde6 or > unknown-block(0,0)". The config file used was the same one as 2.6.11.6 so > I doubt I missed a config option. > > The reason I chose to upgrade was because I've been getting ext3 errors > which caused the journal to crash and the filesystem to be remounted > read-only. I hoped the following referenced patch would resolve it. > > [PATCH] Prevent race condition in jbd > > From: Stephen Tweedie <sct@redhat.com> > Subject: Prevent race condition in jbd > > This patch from Stephen Tweedie which fixes a race in jbd code (it > demonstrated itself as more or less random NULL dereferences in > the journal code). > > Acked-by: Jan Kara <jack@suse.cz> > Acked-by: Chris Mason <mason@suse.com> > Signed-off-by: Chris Wright <chrisw@osdl.org> > Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> > > I only see a few other patches in the Changelog and none appear to me to > be fs relevant. Could this be part of our problem? I've seen one other > post "Re: Linux 2.6.12-rc2" by hubert.tonneau@fullpliant.org which > describes the same symptom. The problem occured during an upgrade from > 2.6.11 to 2.6.12-rc[12] and this person does have ext3 compiled in. > > Also, since grub is common between myself and S S, and my grub is a little > old, I will try upgrading the program in case that is the problem. > > TIA > > Chris Gorman > > On Apr 18, 2005 S S wrote: >> I compiled linux kernel 2.6.11.7 on RHEL and while >> rebooting I get this >> error message - >> >> Cannot open root device /SCSIGroup00/SCSIVol000 >> Please append a correct "root=" boot option >> Kernelpanic - not syncing: VFS: Unable to mount root >> fs on >> unknown-block 0,0 >> >> This root entry in grub .conf is identical to kernel >> image entry 2.6.9 which boots fine. However 2.6.11.7 >> compiled kernel does not find >> /dev//SCSIGroup00/SCSIVol000 >> >> Could anyone please suggest what could be going wrong. > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||
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