On Tue, Jul 28, 2009 at 07:35:25PM +0200, Stefan Fritsch wrote: > Hi, > > I have backported r791454 to 2.2.3 in Debian 4.0 and have received a > report [1] about segfaults with mod_deflate and mod_php (5.2.0). As > far as I understand it, the reason is that mod_php uses ap_rwrite > which creates transient buckets. When the connection is closed by the > client, these buckets sometimes stay in the bucket brigade when > ap_pass_brigade returns an error for the compressed data of an > earlier bucket. If deflate_out_filter gets called again with the same > brigade, the memory of the transient buckets is no longer valid, > causing a segfault.
This sounds exactly like: https://issues.apache.org/bugzilla/show_bug.cgi?id=36780 I've proposed the fix for backport: https://issues.apache.org/bugzilla/attachment.cgi?id=24087 Regards, Joe
