linux-kernel - Re: scary regression 4.4-rc4: /etc/profile: interrupted system call, now sigsegv

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Date:	Sat, 12 Dec 2015 19:54:27 +0100
From:	Pavel Machek <pavel@....cz>
To:	kernel list <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: scary regression 4.4-rc4: /etc/profile: interrupted system call,
 now sigsegv

On Fri 2015-12-11 12:38:58, Pavel Machek wrote:
> Hi!
> 
> > > While opening terminal in gnome2...
> > > 
> > > This is the first time I see the message, and it looks quite strange.
> > 
> > Ok, now its second time in two hours. Definitely a regression.
> > 
> > -bash: /etc/profile: Interrupted system call
> > -bash-4.3$
> 
> Ok, sigsegv from emacs/mutt; I have not seen that in a long long time.
> 
> Editing file: /tmp/mutt-duo-1000-26116-18240823582069064835
> 1495
> 1429
> Fatal error 11: Segmentation fault^X^C^C^L

Segfault from emacs. This time with backtrace.

pavel@duo:/data/l/linux$ e ~/amp/HOURS
Fatal error 11: Segmentation fault^N^N
Backtrace:
emacs[0x8138719]
emacs[0x8120446]
emacs[0x813758e]
emacs[0x81375fb]
/lib/i386-linux-gnu/i686/cmov/libpthread.so.0(+0xecd8)[0xb5b1ecd8]
emacs[0x80b8f34]
emacs[0x80bfe2a]
emacs[0x80c03d5]
emacs[0x818d250]
emacs[0x81c03bd]
emacs[0x818cd97]
emacs[0x818d0db]
emacs[0x81c03bd]
emacs[0x818cd97]
emacs[0x818d0db]
emacs[0x818d41b]
emacs[0x81548fe]
emacs[0x81554c6]
emacs[0x818d227]
emacs[0x81c03bd]
emacs[0x818ce11]
emacs[0x818d0db]
emacs[0x81c03bd]
emacs[0x818ce11]
emacs[0x818d0db]
emacs[0x81c03bd]
emacs[0x818ce11]
emacs[0x818d0db]
emacs[0x81c03bd]
emacs[0x818ce11]
emacs[0x818d0db]
emacs[0x818980d]
emacs[0x818d250]
emacs[0x81c03bd]
emacs[0x818ce11]
emacs[0x818d0db]
emacs[0x818d57b]
emacs[0x812d9b5]
emacs[0x818b76c]
emacs[0x8120890]
emacs[0x818b66b]
...
/data/pavel/bin/e: line 2: 15244 Segmentation fault      (core dumped)
emacs -nw $*
pavel@duo:/data/l/linux$

Something in 4.4 hates emacs. Thinkpad X60 machine.
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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