[Ubuntu-x-swat] [Bug 971767] Re: Xorg crashed with SIGSEGV in __GI___libc_malloc()

2012-04-06 Thread Bryce Harrington
Thanks for following up. We do seem to have some problems in the X stack; this is far from the only one of these libc/malloc bug reports we've gotten. But I'm glad to hear that at least in this case it's gone for you. ** Changed in: xorg-server (Ubuntu) Status: Triaged = Fix Released --

[Ubuntu-x-swat] [Bug 971767] Re: Xorg crashed with SIGSEGV in __GI___libc_malloc()

2012-04-02 Thread Bryce Harrington
This one appears to be failing in this chunk of code: static Bool CreateCallbackList(CallbackListPtr *pcbl) { ... if (!pcbl) return FALSE; cbl = malloc(sizeof(CallbackListRec)); /* CRASH */ if (!cbl) return FALSE; ... The error is: #8 0x7fcb64f9ba2e in

[Ubuntu-x-swat] [Bug 971767] Re: Xorg crashed with SIGSEGV in __GI___libc_malloc()

2012-04-02 Thread José Alburquerque
I'm truly sorry about this bug report. I had upgrade to precise a few days ago, but the upgrade process crashed because I mistakenly tried to cleanup the system /var partition because it was running out of disk space. I had to run 'apt-get dist-upgrade -f' to get the install to finish, but

[Ubuntu-x-swat] [Bug 971767] Re: Xorg crashed with SIGSEGV in __GI___libc_malloc()

2012-04-02 Thread Bryce Harrington
slangasek I think you have heap corruption, and valgrind's the best tool for finding that @José, does this occur every time the display manager starts? Would you be willing to try running X in valgrind to help isolate the memory failure? -- You received this bug notification because you are a

[Ubuntu-x-swat] [Bug 971767] Re: Xorg crashed with SIGSEGV in __GI___libc_malloc()

2012-04-02 Thread José Alburquerque
I just re-installed all the libc6 packages and the bug is gone. As I said, I think what happened to my system during the upgrade process might have caused this. When I saw your comment about the bug being deeper than X I decided to re-install the libc6 packages and the bug is now gone. I'm