Bug#569672: exim4-daemon-heavy: Segfault (SIGABRT) when receiving mail

[Andreas Metzler]

On 2010-02-13 Stefan Fritsch <sf at debian.org> wrote:
> Package: exim4-daemon-heavy
> Version: 4.69-9
> Severity: important

> about once a month, I get a segfault in exim4:

> exim4[21903]: segfault at 7fff5bbcc634 ip 41e95c sp 7fff5bbcc600 error 6 in exim4[400000+c8000]
[...]
> Signal 6 is SIGABRT, therefore I assumed this is not the same as #538340, but I
> may be mistaken.  I don't use dovecot auth, therefore I don't think this is
> #551106.

> I have tried with

> # cat /proc/sys/kernel/core_pattern
> /var/core/%e_t%tp%pu%ug%gs%s
> # cat /proc/sys/fs/suid_dumpable
> 2

> but I still couldn't get a core dump, probably because of #511529.  Do you have
> any idea how I could debug this? I can't trigger the bug, therefore running
> exim with gdb is not an option.


Hello,

this looks like http://bugs.debian.org/553503 which is actually a
kernel bug. Are you running one of the kernel versions known to suffer
from the issue?

cu andreas
-- 
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