[arch-general] [linux] ext4 data corruption bug

[Dave Reisner]

On Wed, Oct 24, 2012 at 02:00:01PM +0200, Christian Hesse wrote:
> Hello everybody,
> 
> a thread has been started on lkml discussing a serious ext4 data corruption
> bug in latest stable kernels. [0]
> 
> Looks like the root cause is not really clear so far. Reverting the commit in
> question should fix the problem though.
> 
> [0] https://lkml.org/lkml/2012/10/23/690
> -- 
> main(a){char*c=/*    Schoene Gruesse                         */"B?IJj;MEH"
> "CX:;",b;for(a/*    Chris           get my mail address:    */=0;b=c[a++];)
> putchar(b-1/(/*               gcc -o sig sig.c && ./sig    */b/42*2-3)*42);}

Why would you suggest a revert and that "the root cause is not really
clear" when tytso has already proposed a fix along with a detailed
explanation of why the bug occurs?

d