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Groups > linux.kernel > #1236963
| From | Andre Tomt <andre@tomt.net> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Soft lockup issue in Linux 4.1.9 |
| Date | 2015-10-01 06:50 +0200 |
| Message-ID | <qeDYB-1DV-3@gated-at.bofh.it> (permalink) |
| References | <qexJw-1cv-13@gated-at.bofh.it> <qeycx-1Kc-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 01. okt. 2015 00:37, Holger Hoffstätte wrote: > On Wed, 30 Sep 2015 23:59:43 +0200, Olivier Bonvalet wrote: > >> for information, I've just upgraded 6 servers from Linux 4.1.8 to Linux >> 4.1.9, and have some random soft lockup. If this can help : > > Congratulations! You're not the first one to get hit by this, but > you are probably the first one to get a meaningful stacktrace! \o/ > >> [ 204.478380] Call Trace: >> [ 204.478381] <IRQ> >> [ 204.478385] [<ffffffff81076121>] ? try_to_del_timer_sync+0x43/0x4d >> [ 204.478386] [<ffffffff810760de>] ? del_timer+0x4d/0x4d >> [ 204.478388] [<ffffffff8107614b>] ? del_timer_sync+0x20/0x3d > > Can you try to revert > > [PATCH 4.1 157/159] inet: fix races with reqsk timers > > and see how that works for you? I'll do the same on my end. So far the > only thing I ever could gleam was an rcu stall after cpuidle_enter(), > but never anything regarding the timer - though it was definitely > related to NIC activity after idle. I'm running with this patch reverted now as well. 2 hours no issues so far, but I can't conclude anything yet as I've seen it take up to 6+ hours to explode here. As a result the bisect was going veeery slowly. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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Re: Soft lockup issue in Linux 4.1.9 Holger Hoffstätte <holger.hoffstaette@googlemail.com> - 2015-10-01 00:40 +0200
Re: Soft lockup issue in Linux 4.1.9 Andre Tomt <andre@tomt.net> - 2015-10-01 06:50 +0200
Re: Soft lockup issue in Linux 4.1.9 Holger Hoffstätte <holger.hoffstaette@googlemail.com> - 2015-10-01 13:00 +0200
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