Random and rare Seg faults at openssl library level
Jan Just Keijser
janjust at nikhef.nl
Tue Jan 12 10:21:03 UTC 2021
On 07/01/21 23:53, Gimhani Uthpala wrote:
> On Thu, Jan 7, 2021 at 3:08 AM Ken Goldman <kgoldman at us.ibm.com
> <mailto:kgoldman at us.ibm.com>> wrote:
> On 1/6/2021 12:10 PM, Gimhani Uthpala wrote:
> > I am getting seg-faults at openssl level. This only
> occurred very randomly and the following are stacks that seg
> faults at openssl level in the given 2 cases. We are using
> openssl 1.0.2k.
> The usual cause is that you are compiling with one version of
> openssl and (static or dynamic) linking with a different one.
> The cause of that is typically that you have more than one version
> of openssl installed.
> If this is a 3rd party application, not one you're building, you
> have to find out what version of openssl they expect.
> I only have this 1.0.2.k-fips one version installed in both compiling
> and running machines. However, I am compiling the application in RH7.4
> and running in RH7.8 linking to openssl library dynamically. I assume
> no issue with that as I am using the same version of openssl in both.
actually - there could be an issue with that, as RedHat has this
tendency to patch openssl between releases (mostly backporting security
fixes from openssl 1.1.x to 1.0.2k).
Have you tried installing the debuginfo package for openssl so that the
stacktrace will show you better info:
debuginfo-install openssl-libs openssl
right now all you know is that the segfault occurs *somewhere* within
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