plymouthd crashed with SIGSEGV in ply_event_loop_process_pending_events()

[Daniel Che]

I see a black screen when booting my PC, plymouth is just appearing during 1 or 2 seconds in the boot process and now apport seems have captured something

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: plymouth 0.8.2-2ubuntu28
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
ApportVersion: 1.23-0ubuntu2
Architecture: i386
CurrentDmesg: [ 182.525052] [UFW BLOCK] IN=eth0 OUT= MAC=01:00:5e:00:00:01:00:25:86:f7:3b:fe:08:00 SRC=192.168.1.1 DST=224.0.0.1 LEN=32 TOS=0x18 PREC=0xC0 TTL=1 ID=0 PROTO=2
Date: Wed Sep 28 17:14:50 2011
DefaultPlymouth: /lib/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110926)
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: ECS M925
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic root=UUID=8f98aad7-c34b-42a4-8f8c-8424f1dbe2df ro quiet splash vt.handoff=7
ProcCmdline: /sbin/plymouthd --mode=boot --attach-to-session
ProcEnviron: PATH=(custom, no user)
ProcFB: 0 VESA VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic root=UUID=8f98aad7-c34b-42a4-8f8c-8424f1dbe2df ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0xb845b7 <ply_event_loop_process_pending_events+455>: test %ecx,0x4(%esi)
 PC (0x00b845b7) ok
 source "%ecx" ok
 destination "0x4(%esi)" (0x00000004) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: plymouth
StacktraceTop:
 ply_event_loop_process_pending_events () from /lib/libply.so.2
 ply_event_loop_run () from /lib/libply.so.2
 ?? ()
 __libc_start_main () from /lib/i386-linux-gnu/libc.so.6
 ?? ()
TextPlymouth: /lib/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
Title: plymouthd crashed with SIGSEGV in ply_event_loop_process_pending_events()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 04/02/01
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 07.00T
dmi.board.name: M925
dmi.board.vendor: ECS
dmi.board.version: 1.0
dmi.chassis.asset.tag: 0123ABC
dmi.chassis.type: 3
dmi.chassis.vendor: ECS
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr07.00T:bd04/02/01:svnECS:pnM925:pvr1.0:rvnECS:rnM925:rvr1.0:cvnECS:ct3:cvr1.0:
dmi.product.name: M925
dmi.product.version: 1.0
dmi.sys.vendor: ECS

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #849414, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.