I frequently get this crash when closing Chromium. Xubuntu 12.04 on x86_64.
The apport crash file has SegvAnalysis: Segfault happened at: 0x7f0e0ea0e2e0: add %al,(%rax) PC (0x7f0e0ea0e2e0) in non-executable VMA region: 0x7f0e0e91a000-0x7f0e0ebe5000 rw-p None source "%al" ok destination "(%rax)" (0x00000000) not located in a known VMA region (needed writable region)! SegvReason: executing writable VMA None writing NULL VMA SourcePackage: chromium-browser Stacktrace: #0 0x00007f0e0ea0e2e0 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so No symbol table info available. #1 <signal handler called> No symbol table info available. #2 0x00007f0e16b63d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #3 0x00007f0e1b42be00 in ?? () No symbol table info available. #4 0x00007f0e1b42be24 in ?? () No symbol table info available. #5 0x00007f0e1b416f0b in ?? () No symbol table info available. #6 0x00007f0e1b411f60 in ?? () No symbol table info available. #7 0x00007f0e1b3a85ac in ?? () No symbol table info available. #8 0x00007f0e1b3a7cc1 in ?? () No symbol table info available. #9 0x00007f0e1b3a7181 in ?? () No symbol table info available. #10 0x00007f0e1ac9ef08 in ?? () No symbol table info available. #11 0x00007f0e1ac9dd36 in ?? () No symbol table info available. #12 0x00007f0e1471476d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #13 0x00007f0e1ac9ee11 in ?? () No symbol table info available. #14 0x00007fff81ab6fc8 in ?? () No symbol table info available. #15 0x000000000000001c in ?? () No symbol table info available. #16 0x0000000000000003 in ?? () No symbol table info available. #17 0x00007fff81ab793c in ?? () No symbol table info available. #18 0x0000000000000000 in ?? () No symbol table info available. StacktraceTop: pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 ?? () ?? () ?? () ?? () Tags: precise ThreadStacktrace: . Thread 3 (Thread 0x7f0e0b6f4700 (LWP 2647)): #0 0x00007f0e147e16d9 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f0e1b452f3a in ?? () No symbol table info available. #2 0x00007f0e1b4529d1 in ?? () No symbol table info available. #3 0x00007f0e1b450a75 in ?? () No symbol table info available. #4 0x00007f0e1b3f0b6d in ?? () No symbol table info available. #5 0x00007f0e1b411f60 in ?? () No symbol table info available. #6 0x00007f0e1b432f9c in ?? () No symbol table info available. #7 0x00007f0e1b430803 in ?? () No symbol table info available. #8 0x00007f0e16b5fe9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #9 0x00007f0e147e54bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #10 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 0x7f0e0aef3700 (LWP 2648)): #0 0x00007f0e16b640fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f0e1b42b5a7 in ?? () No symbol table info available. #2 0x00007f0e1b42bdef in ?? () No symbol table info available. #3 0x00007f0e1b416f5b in ?? () No symbol table info available. #4 0x00007f0e1b411f60 in ?? () No symbol table info available. #5 0x00007f0e1b432f9c in ?? () No symbol table info available. #6 0x00007f0e1b430803 in ?? () No symbol table info available. #7 0x00007f0e16b5fe9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #8 0x00007f0e147e54bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #9 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 0x7f0e1a6ad980 (LWP 2644)): #0 0x00007f0e0ea0e2e0 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so No symbol table info available. #1 <signal handler called> No symbol table info available. #2 0x00007f0e16b63d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #3 0x00007f0e1b42be00 in ?? () No symbol table info available. #4 0x00007f0e1b42be24 in ?? () No symbol table info available. #5 0x00007f0e1b416f0b in ?? () No symbol table info available. #6 0x00007f0e1b411f60 in ?? () No symbol table info available. #7 0x00007f0e1b3a85ac in ?? () No symbol table info available. #8 0x00007f0e1b3a7cc1 in ?? () No symbol table info available. #9 0x00007f0e1b3a7181 in ?? () No symbol table info available. #10 0x00007f0e1ac9ef08 in ?? () No symbol table info available. #11 0x00007f0e1ac9dd36 in ?? () No symbol table info available. #12 0x00007f0e1471476d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #13 0x00007f0e1ac9ee11 in ?? () No symbol table info available. #14 0x00007fff81ab6fc8 in ?? () No symbol table info available. #15 0x000000000000001c in ?? () No symbol table info available. #16 0x0000000000000003 in ?? () No symbol table info available. #17 0x00007fff81ab793c in ?? () No symbol table info available. #18 0x0000000000000000 in ?? () No symbol table info available. Title: chromium-browser crashed with SIGSEGV in pthread_cond_wait@@GLIBC_2.3.2() UpgradeStatus: No upgrade log present (probably fresh install) I'll download the Chromium debug package and see if I can get a better stack trace. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to chromium-browser in Ubuntu. https://bugs.launchpad.net/bugs/1029197 Title: chromium-browser crashed with SIGSEGV in pthread_cond_wait@@GLIBC_2.3.2() Status in “chromium-browser” package in Ubuntu: Confirmed Bug description: Chromium randomly crashed when alt-tabbing to Terminal, I believe. ProblemType: Crash DistroRelease: Ubuntu 12.10 Package: chromium-browser 20.0.1132.47~r144678-0ubuntu2 ProcVersionSignature: Ubuntu 3.5.0-6.6-generic 3.5.0 Uname: Linux 3.5.0-6-generic x86_64 ApportVersion: 2.4-0ubuntu5 Architecture: amd64 Date: Wed Jul 25 20:35:24 2012 Desktop-Session: DESKTOP_SESSION = ubuntu-2d XDG_CONFIG_DIRS = /etc/xdg/xdg-ubuntu-2d:/etc/xdg XDG_DATA_DIRS = /usr/share/ubuntu-2d:/usr/share/gnome:/usr/local/share/:/usr/share/ DiskUsage: b'Filesystem Type Size Used Avail Use% Mounted on\n/dev/sda1 ext4 18G 8.0G 9.1G 47% /\nudev devtmpfs 993M 4.0K 993M 1% /dev\ntmpfs tmpfs 401M 768K 400M 1% /run\nnone tmpfs 5.0M 0 5.0M 0% /run/lock\nnone tmpfs 1002M 200K 1002M 1% /run/shm\n' Inodes: b'Filesystem Inodes IUsed IFree IUse% Mounted on\n/dev/sda1 1.2M 333K 820K 29% /\nudev 249K 464 248K 1% /dev\ntmpfs 251K 375 251K 1% /run\nnone 251K 3 251K 1% /run/lock\nnone 251K 7 251K 1% /run/shm\n' Env: MOZ_PLUGIN_PATH = None LD_LIBRARY_PATH = None ExecutablePath: /usr/lib/chromium-browser/chromium-browser InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120627) ProcCmdline: /usr/lib/chromium-browser/chromium-browser\ --type=gpu-process\ --channel=2002.18.1313918061 ProcEnviron: SegvAnalysis: Segfault happened at: 0x7ffc3e258120: add %al,(%rax) PC (0x7ffc3e258120) in non-executable VMA region: 0x7ffc3e253000-0x7ffc3e51f000 rw-p None source "%al" ok destination "(%rax)" (0x00000000) not located in a known VMA region (needed writable region)! SegvReason: executing writable VMA None writing NULL VMA Signal: 11 SourcePackage: chromium-browser StacktraceTop: pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 ?? () ?? () ?? () ?? () Title: chromium-browser crashed with SIGSEGV in pthread_cond_wait@@GLIBC_2.3.2() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo XsessionErrors: gnome-session[1483]: WARNING: Session 'ubuntu' runnable check failed: Exited with code 1 chromium-default: CHROMIUM_FLAGS="" gconf-keys: /desktop/gnome/applications/browser/exec = b'/usr/bin/chromium-browser\n'/desktop/gnome/url-handlers/https/command = b'/usr/bin/chromium-browser %s\n'/desktop/gnome/url-handlers/https/enabled = b'true\n'/desktop/gnome/url-handlers/http/command = b'/usr/bin/chromium-browser %s\n'/desktop/gnome/url-handlers/http/enabled = b'true\n'/desktop/gnome/session/required_components/windowmanager = b''/apps/metacity/general/compositing_manager = b'true\n'/desktop/gnome/interface/icon_theme = b'ubuntu-mono-dark\n'/desktop/gnome/interface/gtk_theme = b'Ambiance\n' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1029197/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

