linux-kernel - Re: [PATCH] scripts/faddr2line: Only use text symbols to calculate function size

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20220506152601.z4f3bachnyfeqgzf@treble>
Date:   Fri, 6 May 2022 08:26:01 -0700
From:   Josh Poimboeuf <jpoimboe@...nel.org>
To:     Kaiwan N Billimoria <kaiwan.billimoria@...il.com>
Cc:     Josh Poimboeuf <jpoimboe@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] scripts/faddr2line: Only use text symbols to calculate
 function size

On Fri, May 06, 2022 at 11:34:00AM +0530, Kaiwan N Billimoria wrote:
> Hi Josh,
> 
> Unfortunately, it didn't work with my test case (as before):
> $ <...>/linux-5.10.60/scripts/faddr2line ./oops_tryv2.ko do_the_work+0x124
> bad symbol size: base: 0x0000000000000000 end: 0x0000000000000000
> $
> 
> What _did_ work was the earlier (much longer) patch you'd sent (your
> email dt 20 Jan 2022),
> Could you pl recheck...
> (As before, i have the test case module here:
> https://github.com/PacktPublishing/Linux-Kernel-Debugging/tree/main/ch7/oops_tryv2

Sorry, I totally managed to forget that I rewrote the whole script:

  https://lkml.kernel.org/lkml/20220120171751.gibauc4zovoskjns@treble

IIRC, that was the one that fixed your issue.  Let me go clean that one
up...

-- 
Josh