linux-kernel - Re: 4.18-rc* regression: x86-32 troubles (with timers?)

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Message-ID: <alpine.LRH.2.21.1807162200180.27791@math.ut.ee>
Date:   Mon, 16 Jul 2018 22:00:41 +0300 (EEST)
From:   Meelis Roos <mroos@...ee>
To:     Arnd Bergmann <arnd@...db.de>
cc:     Linux Kernel list <linux-kernel@...r.kernel.org>
Subject: Re: 4.18-rc* regression: x86-32 troubles (with timers?)

> > Everything below here is is 'bad', which can be an indication that you
> > misclassified one of
> > the commits above as 'good' when it should have been 'bad'. The most likely
> > explanations are that you either typed the 'git bisect good' by accident, or
> > that the failure is not 100% reliable, and it sometimes works fine even on a
> > broken kernel.
> > 
> > 0bc5fe857274133ca0 follows directly after 3a443bd6dd7c, "net/9p: correct the
> > variable name in v9fs_get_trans_by_name() comment", which is marked "good",
> > and can't really be good if 0bc5fe85727413 is bad and you are not using the
> > 'qed' driver.
> > 
> > I'd retest 3a443bd6dd7c again to see if that should have been 'bad', and
> > if it was, test v4.17-rc4, which is what the net-next tree was based on.
> 
> Yes, the same prebuilt 3a443bd6dd7c appeared to be bad when retesting 
> it. Building v4.17-rc4 now.

v4.17-rc4 seems good after 2 reboots.

-- 
Meelis Roos (mroos@...ee)      http://www.cs.ut.ee/~mroos/