From: "Toralf Förster" <toralf.foerster@gmx.de>
To: richard -rw- weinberger <richard.weinberger@gmail.com>
Cc: "user-mode-linux-devel@lists.sourceforge.net"
<user-mode-linux-devel@lists.sourceforge.net>,
trinity@vger.kernel.org
Subject: Re: [uml-devel] WARNING: at mm/mmap.c:2757 exit_mmap+0x161/0x170()
Date: Fri, 17 May 2013 16:28:40 +0200 [thread overview]
Message-ID: <51963E98.2030108@gmx.de> (raw)
In-Reply-To: <CAFLxGvxkOH91Ne59vzahDLkphBno2GYntsPf5DBAj7CeCjTivA@mail.gmail.com>
On 05/17/2013 02:22 PM, richard -rw- weinberger wrote:
> Toralf, can you please append the attached patch too?
> It makes processes killable which corrupted their stub pages.
yes - now I can run an trinity infinite with the syscall mremap().
I still get for every x-th the syslog seen below, but processes are now killable (and trinity itself can kill its childs too so far)
2013-05-17T16:27:30.234+02:00 trinity kernel: do_syscall_stub: syscall 91 failed, return value = 0x0, expected return value = 0x0
2013-05-17T16:27:30.234+02:00 trinity kernel: syscall parameters: 0x100000 0x300000 0x0 0x0 0x0 0x0
2013-05-17T16:27:30.441+02:00 trinity kernel: Stub registers -
2013-05-17T16:27:30.441+02:00 trinity kernel: 0 - 100000
2013-05-17T16:27:30.441+02:00 trinity kernel: 1 - 300000
2013-05-17T16:27:30.441+02:00 trinity kernel: 2 - 0
2013-05-17T16:27:30.441+02:00 trinity kernel: 3 - 0
2013-05-17T16:27:30.441+02:00 trinity kernel: 4 - 0
2013-05-17T16:27:30.441+02:00 trinity kernel: 5 - 0
2013-05-17T16:27:30.441+02:00 trinity kernel: 6 - 0
2013-05-17T16:27:30.441+02:00 trinity kernel: 7 - 7b
2013-05-17T16:27:30.441+02:00 trinity kernel: 8 - 7b
2013-05-17T16:27:30.442+02:00 trinity kernel: 9 - 0
2013-05-17T16:27:30.442+02:00 trinity kernel: 10 - 33
2013-05-17T16:27:30.442+02:00 trinity kernel: 11 - ffffffff
2013-05-17T16:27:30.442+02:00 trinity kernel: 12 - 1000c3
2013-05-17T16:27:30.442+02:00 trinity kernel: 13 - 73
2013-05-17T16:27:30.442+02:00 trinity kernel: 14 - 10206
2013-05-17T16:27:30.442+02:00 trinity kernel: 15 - 101028
2013-05-17T16:27:30.442+02:00 trinity kernel: 16 - 7b
2013-05-17T16:27:30.442+02:00 trinity kernel: wait_stub_done : failed to wait for SIGTRAP, pid = 31946, n = 31946, errno = 0, status = 0xb7f
2013-05-17T16:27:30.442+02:00 trinity kernel: do_syscall_stub : ret = 0, offset = 1052680, data = 41c36008
2013-05-17T16:27:30.443+02:00 trinity kernel: do_syscall_stub: syscall 91 failed, return value = 0x0, expected return value = 0x0
2013-05-17T16:27:30.443+02:00 trinity kernel: syscall parameters: 0x100000 0x300000 0x0 0x0 0x0 0x0
--
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3
next prev parent reply other threads:[~2013-05-17 14:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
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2013-05-15 19:30 ` [uml-devel] WARNING: at mm/mmap.c:2757 exit_mmap+0x161/0x170() Toralf Förster
2013-05-15 19:35 ` richard -rw- weinberger
2013-05-17 10:00 ` richard -rw- weinberger
2013-05-17 12:22 ` richard -rw- weinberger
2013-05-17 14:28 ` Toralf Förster [this message]
2013-05-17 14:50 ` Richard RW. Weinberger
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