From: bugzilla-daemon@bugzilla.kernel.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 43346] New: BUG: unable to handle kernel NULL pointer dereference at 0000000000000018
Date: Wed, 6 Jun 2012 21:51:44 +0000 (UTC) [thread overview]
Message-ID: <bug-43346-2300@https.bugzilla.kernel.org/> (raw)
https://bugzilla.kernel.org/show_bug.cgi?id=43346
Summary: BUG: unable to handle kernel NULL pointer dereference
at 0000000000000018
Product: Drivers
Version: 2.5
Kernel Version: 3.2.18
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Video(DRI - non Intel)
AssignedTo: drivers_video-dri@kernel-bugs.osdl.org
ReportedBy: bjorn.ottervik@gmail.com
Regression: No
Happens about once a week, but I can't reproduce it at will. X is still running
as before, but unbearably slow. GPU is an integrated HD4200 of an AMD 785G ASUS
mainboard, model M4A785D-M Pro.
[261062.255333] [TTM] Erroneous page count. Leaking pages.
[261062.753541] BUG: unable to handle kernel NULL pointer dereference at
0000000000000018
[261062.753705] IP: [<ffffffff813f9a71>] ttm_bo_cleanup_memtype_use+0x51/0x80
[261062.753830] PGD 214e12067 PUD 214e64067 PMD 0
[261062.753918] Oops: 0000 [#1] SMP
[261062.753981] CPU 0
[261062.754007] Modules linked in: sata_sil
[261062.754007]
[261062.754007] Pid: 2467, comm: xbmc.bin Not tainted 3.2.18 #1 System
manufacturer System Product Name/M4A785D-M PRO
[261062.754007] RIP: 0010:[<ffffffff813f9a71>] [<ffffffff813f9a71>]
ttm_bo_cleanup_memtype_use+0x51/0x80
[261062.754007] RSP: 0018:ffff88021fbd7c58 EFLAGS: 00010256
[261062.754007] RAX: 0000000000000000 RBX: ffff88003c8c6c48 RCX:
ffff8802267f0548
[261062.754007] RDX: 0000000000000000 RSI: ffff88003c8c6ca8 RDI:
ffff8802267f0570
[261062.754007] RBP: 0000000000000002 R08: 0000000000000000 R09:
ffffffff813f9a41
[261062.754007] R10: 0000000000000039 R11: 0000000000000246 R12:
ffff8802267f0548
[261062.754007] R13: ffff8802259853c0 R14: ffff88003c8c6c8c R15:
00000000fffffff2
[261062.754007] FS: 00007fe3f3cba720(0000) GS:ffff88022fc00000(0000)
knlGS:0000000000000000
[261062.754007] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[261062.754007] CR2: 0000000000000018 CR3: 0000000214e0d000 CR4:
00000000000006f0
[261062.754007] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[261062.754007] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
0000000000000400
[261062.754007] Process xbmc.bin (pid: 2467, threadinfo ffff88021fbd6000, task
ffff880222120000)
[261062.754007] Stack:
[261062.754007] ffff88003c8c6c48 ffffffff813fad00 ffff88004421b200
ffff88004421b200
[261062.754007] ffff88021fbd7d74 0000000000000000 ffff880226ff5000
ffff88003c8c6c88
[261062.754007] ffffffff813faaa0 000000000000000a ffff88003c8c6e00
ffff880226ff5000
[261062.754007] Call Trace:
[261062.754007] [<ffffffff813fad00>] ? ttm_bo_release+0x260/0x280
[261062.754007] [<ffffffff813faaa0>] ? ttm_bo_delayed_workqueue+0x30/0x30
[261062.754007] [<ffffffff813304e3>] ? kref_put+0x33/0x70
[261062.754007] [<ffffffff813f9ec5>] ? ttm_bo_unref+0x35/0x50
[261062.754007] [<ffffffff8142f902>] ? radeon_bo_unref+0x42/0x80
[261062.754007] [<ffffffff813e4f60>] ? drm_gem_object_ref_bug+0x10/0x10
[261062.754007] [<ffffffff8143fc1f>] ? radeon_gem_object_free+0x1f/0x30
[261062.754007] [<ffffffff813304e3>] ? kref_put+0x33/0x70
[261062.754007] [<ffffffff813e50c8>] ? drm_gem_handle_delete+0xa8/0xf0
[261062.754007] [<ffffffff813e374c>] ? drm_ioctl+0x3ec/0x4a0
[261062.754007] [<ffffffff8132d54d>] ? cpumask_any_but+0x2d/0x40
[261062.754007] [<ffffffff813e55f0>] ? drm_gem_destroy+0x50/0x50
[261062.754007] [<ffffffff810cda5e>] ? tlb_finish_mmu+0xe/0x50
[261062.754007] [<ffffffff810d468b>] ? unmap_region+0x10b/0x150
[261062.754007] [<ffffffff8110a7b6>] ? do_vfs_ioctl+0x96/0x540
[261062.754007] [<ffffffff810d4562>] ? remove_vma+0x52/0x70
[261062.754007] [<ffffffff810d5936>] ? do_munmap+0x2d6/0x360
[261062.754007] [<ffffffff8110aca9>] ? sys_ioctl+0x49/0x80
[261062.754007] [<ffffffff8175e73b>] ? system_call_fastpath+0x16/0x1b
[261062.754007] Code: 00 00 00 00 00 00 48 83 7b 60 00 48 8b 4b 08 8b 93 84 00
00 00 74 17 89 d2 48 8d 73 60 48 c1 e2 07 48 8b 44 11 50 48 8d 7c 11 28 <ff> 50
18 c7 83 20 01 00 00 00 00 00 00 48 8d 7b 48 31 c9 31 d2
[261062.754007] RIP [<ffffffff813f9a71>] ttm_bo_cleanup_memtype_use+0x51/0x80
[261062.754007] RSP <ffff88021fbd7c58>
[261062.754007] CR2: 0000000000000018
[261062.795877] ---[ end trace 4bb94fa28b7f787a ]---
--
Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are watching the assignee of the bug.
next reply other threads:[~2012-06-06 21:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-06 21:51 bugzilla-daemon [this message]
2015-02-19 16:53 ` [Bug 43346] BUG: unable to handle kernel NULL pointer dereference at 0000000000000018 bugzilla-daemon
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=bug-43346-2300@https.bugzilla.kernel.org/ \
--to=bugzilla-daemon@bugzilla.kernel.org \
--cc=dri-devel@lists.freedesktop.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.