linux-kernel - Re: signals logged / [RFC] log out-of-virtual-memory events

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]

Date:	Mon, 21 May 2007 12:45:06 +0200 (MEST)
From:	Andrea Righi <righiandr@...rs.sourceforge.net>
To:	Folkert van Heusden <folkert@...heusden.com>
Cc:	Andi Kleen <ak@...e.de>, Jan Engelhardt <jengelh@...ux01.gwdg.de>,
	Stephen Hemminger <shemminger@...ux-foundation.org>,
	Eric Dumazet <dada1@...mosbay.com>,
	Rik van Riel <riel@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org
Subject: Re: signals logged / [RFC] log out-of-virtual-memory events

Andi Kleen wrote:
>> +	switch(sig) {
>> +	case SIGQUIT: 
>> +	case SIGILL: 
>> +	case SIGTRAP:
>> +	case SIGABRT: 
>> +	case SIGBUS: 
>> +	case SIGFPE:
>> +	case SIGSEGV: 
>> +	case SIGXCPU: 
>> +	case SIGXFSZ:
>> +	case SIGSYS: 
>> +	case SIGSTKFLT:
> 
> Unconditional? That's definitely a very bad idea. If anything only unhandled
> signals should be printed this way because some programs use them internally. 
> But I think your list is far too long anyways.
> 
> -Andi
> 

Maybe you could use somthing similar to unhandled_signal() in
arch/x86_64/mm/fault.c, but I agree that the list seems a bit too long...

-Andrea
-
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/