Re: kerneloops.org: 2.6.26-rc possible regression in ext3

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To: Adrian Bunk <bunk@...>
Cc: Dave Airlie <airlied@...>, Arjan van de Ven <arjan@...>, Linux Kernel Mailing List <linux-kernel@...>, Linus Torvalds <torvalds@...>, <linux-ext4@...>, Andrew Morton <akpm@...>
Date: Thursday, June 19, 2008 - 4:32 am

Adrian Bunk writes:
 > On Thu, Jun 19, 2008 at 03:42:34PM +1000, Dave Airlie wrote:
 > > On Thu, Jun 19, 2008 at 3:36 PM, Arjan van de Ven <arjan@linux.intel.com> wrote:
 > > > In the kerneloops.org stats, a new oops is rapidly climbing the charts.
 > > > The oops is a page fault in the ext3 "do_slit" function, and the first
 > > > report of it was with 2.6.26-rc6-git3.
 > > >
 > > > It happens with various applications; the backtraces are at:
 > > >
 > > > http://www.kerneloops.org/search.php?search=do_split
 > > 
 > > This is a bug in rawhide in gcc miscompiling something...
 > > 
 > > https://bugzilla.redhat.com/show_bug.cgi?id=451068
 > 
 > If I understand it correctly that's a bug in upstream gcc 4.3.1
 > (but not in gcc 4.3.0)?
 > 
 > Expect a lot more of this to pop up in the future.
 > Should we #error for gcc 4.3.1?

There are other nasty bugs in gcc-4.3.0. I actually
had to completely ban 4.3.0 in a user-space project
I'm involved with (Erlang) due to gcc PR36339 (fixed
in 4.3.1).

What's the gcc bugzilla number for this new 4.3.1 bug?
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Messages in current thread:
kerneloops.org: 2.6.26-rc possible regression in ext3, Arjan van de Ven, (Thu Jun 19, 1:36 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Eric Sandeen, (Thu Jun 19, 10:00 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Arjan van de Ven, (Thu Jun 19, 10:07 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Eric Sandeen, (Thu Jun 19, 10:17 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Arjan van de Ven, (Thu Jun 19, 9:40 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Arjan van de Ven, (Thu Jun 19, 11:18 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Arjan van de Ven, (Thu Jun 19, 11:27 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Mikael Pettersson, (Thu Jun 19, 4:32 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Linus Torvalds, (Thu Jun 19, 2:42 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Arjan van de Ven, (Thu Jun 19, 3:09 am)
Re: kerneloops.org: 2.6.26-rc possible regression in ext3, Arjan van de Ven, (Thu Jun 19, 1:48 am)