http://bugs.freedesktop.org/show_bug.cgi?id=25779
Summary: Crash in radeon using the drm-radeon-testing branch of
drm-next
Product: DRI
Version: DRI CVS
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: DRM/Radeon
AssignedTo: dri-devel@lists.sourceforge.net
ReportedBy: kdeko...@yahoo.com
[drm] TMDS-9: set mode 1680x1050 26
executing set pll
executing set crtc timing
[drm] TMDS-15: set mode 1280x1024 28
Console: switching to colour frame buffer device 160x64
fb0: radeondrmfb frame buffer device
registered panic notifier
[drm] Initialized radeon 2.0.0 20080528 for 0000:01:00.0 on minor 0
dracut: Starting plymouth daemon
BUG: unable to handle kernel NULL pointer dereference at 0000000000000080
IP: [<ffffffffa0089a28>] atombios_crtc_set_base+0x64/0x5ab [radeon]
PGD 213ff7067 PUD 2135c2067 PMD 0
Oops: 0000 [#1] SMP
last sysfs file: /sys/kernel/uevent_seqnum
CPU 1
Modules linked in: radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core
Pid: 186, comm: plymouthd Not tainted 2.6.32 #10 P5E-VM HDMI
RIP: 0010:[<ffffffffa0089a28>] [<ffffffffa0089a28>]
atombios_crtc_set_base+0x64/0x5ab [radeon]
RSP: 0018:ffff880213f7db88 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff880213761000 RCX: ffff880213f22540
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff880213761000
RBP: ffff880213f7dbe8 R08: 000000000000000e R09: ffff880213762000
R10: ffff880213762008 R11: ffff880213fcbe40 R12: 0000000000000000
R13: ffff880213760000 R14: 0000000000000000 R15: ffff880210d8e201
FS: 00007fdc8f5d1700(0000) GS:ffff880028280000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000080 CR3: 0000000213f47000 CR4: 00000000000006e0
After using git pull --rebase and rebuilding the git tree at
9cb5af651634bc2dcc68b58a949a67c251ae222a
I would boot the kernel and get this crash.
I also rebuild libdrm and xf86-video-ati at the same time. Reverting to an
earlier kernel is fine.
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process plymouthd (pid: 186, threadinfo ffff880213f7c000, task
ffff88021375c5f0)
Stack:
0000000000000001 ffff880213e07218 000000001344dc00 ffff880213f22540
<0> 0000000000000009 ffff88021344dc08 ffff880213f7dbe8 ffffffffa00c2d70
<0> ffff88021366b000 ffff88021366b328 0000000000000000 ffff880210d8e201
Call Trace:
[<ffffffffa0052cc6>] drm_crtc_helper_set_config+0x62f/0x778 [drm_kms_helper]
[<ffffffffa0024a65>] drm_mode_setcrtc+0x2d2/0x301 [drm]
[<ffffffffa0022a9f>] ? drm_mode_object_find+0x56/0x65 [drm]
[<ffffffffa0024793>] ? drm_mode_setcrtc+0x0/0x301 [drm]
[<ffffffffa00191ea>] drm_ioctl+0x237/0x2f5 [drm]
[<ffffffff812a502b>] ? tty_ioctl+0x7af/0x7ce
[<ffffffff81123c4d>] vfs_ioctl+0x6f/0x87
[<ffffffff8112415c>] do_vfs_ioctl+0x47b/0x4c1
[<ffffffff811241f8>] sys_ioctl+0x56/0x79
[<ffffffff81011cb2>] system_call_fastpath+0x16/0x1b
Code: 13 d1 0c a0 48 c7 c2 b0 2d 0c a0 48 c7 c6 20 d1 0c a0 bf 01 00 00 00 45
31 f6 e8 cd 38 f9 ff e9 3c 05 00 00 48 8b 80 a8 00 00 00 <4c> 8b b8 80 00 00 00
4c 89 ff e8 20 ff ff ff 85 c0 41 89 c6 0f
RIP [<ffffffffa0089a28>] atombios_crtc_set_base+0x64/0x5ab [radeon]
RSP <ffff880213f7db88>
CR2: 0000000000000080
---[ end trace b0de8d06b46486f0 ]---
dracut: error: unexpectedly disconnected from boot status daemon
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