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Date: Tue, 27 Feb 2007 09:33:53 +0100 From: Michal Piotrowski <michal.k.k.piotrowski@...il.com> To: Thomas Gleixner <tglx@...utronix.de> CC: Adrian Bunk <bunk@...sta.de>, Linus Torvalds <torvalds@...ux-foundation.org>, Andrew Morton <akpm@...ux-foundation.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, "David P. Reed" <dpreed@...d.com>, Ayaz Abdulla <aabdulla@...dia.com>, jgarzik@...ox.com, netdev@...r.kernel.org, Albert Hopkins <kernel@...duk.letterboxes.org>, Bob Tracy <rct@...rkin.frus.com>, Mark Brown <broonie@...ena.org.uk>, "Michael S. Tsirkin" <mst@...lanox.co.il>, Ingo Molnar <mingo@...e.hu>, Michal Piotrowski <michal.k.k.piotrowski@...il.com> Subject: Re: 2.6.21-rc1: known regressions (v2) (part 2) Thomas Gleixner napisaĆ(a): > Adrian, > > On Mon, 2007-02-26 at 23:05 +0100, Adrian Bunk wrote: >> Subject : kernel BUG at kernel/time/tick-sched.c:168 (CONFIG_NO_HZ) >> References : http://lkml.org/lkml/2007/2/16/346 >> Submitter : Michal Piotrowski <michal.k.k.piotrowski@...il.com> >> Handled-By : Thomas Gleixner <tglx@...utronix.de> >> Status : problem is being debugged > > The BUG_ON() was replaced by a warning printk(). The BUG_ON() exposed a > problem with the SMT scheduler. See below. > >> Subject : BUG: soft lockup detected on CPU#0 >> NOHZ: local_softirq_pending 20 (SMT scheduler) >> References : http://lkml.org/lkml/2007/2/20/257 >> Submitter : Michal Piotrowski <michal.k.k.piotrowski@...il.com> >> Handled-By : Thomas Gleixner <tglx@...utronix.de> >> Ingo Molnar <mingo@...e.hu> >> Status : problem is being debugged > > Patch available, not confirmed yet. > I can confirm that the bug is fixed (over 20 hours of testing should be enough). Huge thanks! Regards, Michal -- Michal K. K. Piotrowski LTG - Linux Testers Group (PL) (http://www.stardust.webpages.pl/ltg/) LTG - Linux Testers Group (EN) (http://www.stardust.webpages.pl/linux_testers_group_en/) - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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