linux-kernel - Re: Multiple free during oprofile unload

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 for Android: free password hash cracker in your pocket

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

Message-Id: <200705251742.35692.ak@novell.com>
Date:	Fri, 25 May 2007 17:42:35 +0200
From:	Andi Kleen <ak@...ell.com>
To:	Chuck Ebbert <cebbert@...hat.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	Dave Jones <davej@...hat.com>
Subject: Re: Multiple free during oprofile unload


>         for_each_possible_cpu(i) {
>                 kfree(cpu_msrs[i].counters);
>                 cpu_msrs[i].counters = NULL;
>                 kfree(cpu_msrs[i].controls);
>                 cpu_msrs[i].controls = NULL;
>         }
> 
> Seems the patch makes all the cpu_msrs[] point to the same area?

Yes I forgot to fix the free path. Will submit a patch.

BTW that is why I'm not so happy with you being so trigger happy with stable
submissions.

-Andi



> 


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/