linux-kernel - Re: [PATCH 0/2] i386: Fix two more NMI watchdog bugs

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:	Sat, 9 Jun 2007 00:28:18 +0200
From:	Andi Kleen <ak@...e.de>
To:	"Udo A. Steinberg" <us15@...inf.tu-dresden.de>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Bj?rn Steinbrink <B.Steinbrink@....de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andi Kleen <andi@...stfloor.org>,
	Michal Piotrowski <michal.k.k.piotrowski@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] i386: Fix two more NMI watchdog bugs


> None of the patches posted by Björn fix the kernel BUG at
> arch/i386/kernel/cpu/perfctr-watchdog.c:126! that occurs when doing
> echo 0 > /proc/sys/kernel/nmi_watchdog
>
> Call Trace:
>  [<c010c429>] single_msr_unreserve+0xd/0x1a
>  [<c010c668>] disable_lapic_nmi_watchdog+0x27/0x35
>  [<c0110ac6>] proc_nmi_enabled+0xa0/0xbd
>  [<c018550c>] proc_sys_write+0x6f/0x8c
>  [<c018549d>] proc_sys_write+0x0/0x8c
>  [<c0156e5b>] vfs_write+0x8a/0x10c
>  [<c0157317>] sys_write+0x41/0x67
>  [<c0103c30>] syscall_call+0x7/0xb
>
> Andi, did you have a patch for that?

ftp://ftp.firstfloor.org/pub/ak/x86_64/quilt/patches/disable-watchdog

-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/