From: Thomas Hellstrom <thellstrom@vmware.com>
To: David Herrmann <dh.herrmann@gmail.com>
Cc: "dri-devel@lists.freedesktop.org" <dri-devel@lists.freedesktop.org>
Subject: Fwd: WARNING ... drivers/gpu/drm/ttm/ttm_bo_vm.c...
Date: Tue, 08 Apr 2014 07:11:13 +0200 [thread overview]
Message-ID: <534384F1.6050301@vmware.com> (raw)
In-Reply-To: <534350F6.9050604@gmail.com>
Hi, David,
Are there any dev_mapping changes in 3.15 that could cause this?
Do we know what happens to vma->vm_file->f_mapping during fork?
Thanks,
/Thomas
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Message-ID: <534350F6.9050604@gmail.com>
Date: Tue, 08 Apr 2014 03:29:26 +0200
From: poma <pomidorabelisima@gmail.com>
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To: Thomas Hellstrom <thellstrom@vmware.com>
CC: Linux Kernel list <linux-kernel@vger.kernel.org>, Mailing-List
fedora-kernel <kernel@lists.fedoraproject.org>
Subject: WARNING ... drivers/gpu/drm/ttm/ttm_bo_vm.c...
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...
Command line: initrd=initrd.img
inst.stage2=hd:LABEL=Fedora\x20rawhide\x20x86_64 xdriver=modesetting
BOOT_IMAGE=vmlinuz
Kernel command line: initrd=initrd.img
inst.stage2=hd:LABEL=Fedora\x20rawhide\x20x86_64 xdriver=modesetting
BOOT_IMAGE=vmlinuz
...
------------[ cut here ]------------
WARNING: CPU: 1 PID: 1230 at drivers/gpu/drm/ttm/ttm_bo_vm.c:269
ttm_bo_vm_open+0x52/0x80 [ttm]()
CPU: 1 PID: 1230 Comm: Xorg Not tainted 3.15.0-0.rc0.git9.1.fc21.x86_64 #1
Call Trace:
[<ffffffff817db690>] dump_stack+0x4d/0x66
[<ffffffff81096b9d>] warn_slowpath_common+0x7d/0xa0
[<ffffffff81096cca>] warn_slowpath_null+0x1a/0x20
[<ffffffffa0250452>] ttm_bo_vm_open+0x52/0x80 [ttm]
[<ffffffff810956fe>] copy_process.part.23+0x1b9e/0x1e90
[<ffffffff81095bb6>] do_fork+0xc6/0x4b0
[<ffffffff811de68f>] ? might_fault+0x5f/0xb0
[<ffffffff817ef695>] ? sysret_check+0x22/0x5d
[<ffffffff81096026>] SyS_clone+0x16/0x20
[<ffffffff817efa49>] stub_clone+0x69/0x90
[<ffffffff817ef669>] ? system_call_fastpath+0x16/0x1b
---[ end trace bc31de8c9c4c4d52 ]---
...
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poma
next prev parent reply other threads:[~2014-04-08 5:11 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-08 1:29 WARNING ... drivers/gpu/drm/ttm/ttm_bo_vm.c poma
2014-04-08 5:11 ` Thomas Hellstrom [this message]
2014-04-09 18:54 ` David Herrmann
2014-04-09 19:21 ` Thomas Hellstrom
2014-04-10 16:34 ` poma
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