linux-kernel - Re: sparc64 WARNING: at mm/mmap.c:2757 exit

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Message-ID: <20140414184353.GA5630@drone.musicnaut.iki.fi>
Date:	Mon, 14 Apr 2014 21:43:53 +0300
From:	Aaro Koskinen <aaro.koskinen@....fi>
To:	David Miller <davem@...emloft.net>
Cc:	mroos@...ux.ee, sparclinux@...r.kernel.org,
	linux-kernel@...r.kernel.org, Hugh Dickins <hughd@...gle.com>
Subject: Re: sparc64 WARNING: at mm/mmap.c:2757 exit_mmap+0x13c/0x160()

Hi,

Just for the archives, I got one of these again with 3.14:

[68674.536190] ------------[ cut here ]------------
[68674.590467] WARNING: CPU: 0 PID: 14600 at /home/aaro/los/work/shared/linux-v3.14/mm/mmap.c:2738 exit_mmap+0x138/0x160()
[68674.719635] Modules linked in:
[68674.756022] CPU: 0 PID: 14600 Comm: rm Not tainted 3.14.0-ultra-los_0a2b #1
[68674.839349] Call Trace:
[68674.868507]  [00000000004b9c78] exit_mmap+0x138/0x160
[68674.928931]  [00000000004503cc] mmput+0x2c/0xc0
[68674.983103]  [0000000000452e98] do_exit+0x1b8/0x800
[68675.041409]  [000000000045406c] do_group_exit+0x2c/0xa0
[68675.103897]  [00000000004540f4] SyS_exit_group+0x14/0x20
[68675.167439]  [0000000000406074] linux_sparc_syscall32+0x34/0x60
[68675.238258] ---[ end trace 8a52741fbdb89d8e ]---
[68675.293470] BUG: Bad rss-counter state mm:ffffff001df3d900 idx:1 val:1

A.
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