Public bug reported:
Binary package hint: plymouth
Plymouth crash at startup
System is Natty with kernel 2.6.39rc3 from kernel ppa and
psb-gfx drivers (new and open source driver for gma500 developed by kernel devs)
available in this ppa:gma500/psb-gfx-testing
[ 13.126119] BUG: unable to handle kernel NULL pointer dereference at 0000001c
[ 13.126474] IP: [<f8146ad3>] psb_unlocked_ioctl+0x23/0x120 [psb_gfx]
[ 13.126778] *pde = 00000000
[ 13.126930] Oops: 0000 [#1] SMP
[ 13.127116] last sysfs file: /sys/devices/pci0000:00/0000:00:1d.2/usb4/4-1/4-
1:1.0/bluetooth/hci0/rfkill0/uevent
[ 13.127524] Modules linked in: acer_wmi snd_seq sparse_keymap snd_timer snd_s
eq_device ath i2c_isch joydev mac80211 snd sch_gpio uvcvideo btusb psb_gfx sound
core cfg80211 bluetooth drm_kms_helper snd_page_alloc psmouse videodev drm i2c_a
lgo_bit video coretemp serio_raw lpc_sch lp parport pata_sch r8169
[ 13.128015]
[ 13.128015] Pid: 214, comm: plymouthd Not tainted 2.6.39-020639rc3-generic #2
01104120912 Acer AO751h /JV11-ML
[ 13.128015] EIP: 0060:[<f8146ad3>] EFLAGS: 00010246 CPU: 1
[ 13.128015] EIP is at psb_unlocked_ioctl+0x23/0x120 [psb_gfx]
[ 13.128015] EAX: 00000000 EBX: eec00540 ECX: 0845f5a8 EDX: c0246400
[ 13.128015] ESI: c0246400 EDI: 00000000 EBP: ef4aff68 ESP: ef4aff38
[ 13.128015] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 13.128015] Process plymouthd (pid: 214, ti=ef4ae000 task=ef57e500 task.ti=ef
4ae000)
[ 13.128015] Stack:
[ 13.128015] ef4aff50 00000020 eec00548 eec00540 ef4aff50 c1132a3a ef4aff94 c
11287cb
[ 13.132071] 00000001 eec00540 f8146ab0 ef632060 ef4aff78 c11380cb eec00540 0
000000b
[ 13.132071] ef4aff94 c1138d00 00000026 00000100 eec00540 00000000 c0246400 e
f4affac
[ 13.132071] Call Trace:
[ 13.132071] [<c1132a3a>] ? putname+0x2a/0x40
[ 13.132071] [<c11287cb>] ? do_sys_open+0x15b/0x1a0
[ 13.132071] [<f8146ab0>] ? psb_probe+0x60/0x60 [psb_gfx]
[ 13.132071] [<c11380cb>] vfs_ioctl+0x3b/0x50
[ 13.132071] [<c1138d00>] do_vfs_ioctl+0x70/0x1b0
[ 13.132071] [<c1138ea7>] sys_ioctl+0x67/0x70
[ 13.132071] [<c1522edf>] sysenter_do_call+0x12/0x28
[ 13.132071] Code: 90 90 90 90 90 90 90 90 55 89 e5 83 ec 30 89 5d f4 89 75
f8 89 7d fc 3e 8d 74 26 00 89 c3 8b 40 74 89 d6 89 f7 81 e7 ff 00 00 00 <8b> 40
1c 8b 90 64 01 00 00 8b 8
2 1c 02 00 00 89 55 ec 89 4d e8
[ 13.132071] EIP: [<f8146ad3>] psb_unlocked_ioctl+0x23/0x120 [psb_gfx] SS:ESP
0068:ef4aff38
[ 13.132071] CR2: 000000000000001c
[ 13.132465] ---[ end trace cf7edb173ed06015 ]---
ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: plymouth 0.8.2-2ubuntu21
Uname: Linux 2.6.39-020639rc3-generic i686
Architecture: i386
CurrentDmesg:
Date: Sat Apr 16 21:13:23 2011
DefaultPlymouth: /lib/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110210)
MachineType: Acer AO751h
ProcEnviron:
LANGUAGE=it_IT:it_IT.UTF-8:it:en_GB:en
LANG=it_IT.UTF-8
SHELL=/bin/bash
ProcFB: 0 psbfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.39-020639rc3-generic
root=UUID=3e5c85f3-181a-450f-b5d3-8db678c0122c ro acpi_backlight=vendor
psb_gfx.acpi_register=1 pci=nocrs quiet splash vt.handoff=7
SourcePackage: plymouth
TextPlymouth: /lib/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/26/2010
dmi.bios.vendor: Acer
dmi.bios.version: V0.3212
dmi.board.name: JV11-ML
dmi.board.vendor: Acer
dmi.board.version: Not Applicable
dmi.chassis.type: 1
dmi.chassis.vendor: Acer
dmi.chassis.version: N/A
dmi.modalias:
dmi:bvnAcer:bvrV0.3212:bd02/26/2010:svnAcer:pnAO751h:pvrNotApplicable:rvnAcer:rnJV11-ML:rvrNotApplicable:cvnAcer:ct1:cvrN/A:
dmi.product.name: AO751h
dmi.product.version: Not Applicable
dmi.sys.vendor: Acer
** Affects: plymouth (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 natty unity-2d
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https://bugs.launchpad.net/bugs/763024
Title:
plymouth crash - kernel 2.6.39 and psb-gfx graphic driver
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