[Openchrome-devel] Another openchrome drm segfault

Xavier Bachelot xavier
Sun Feb 1 14:46:14 PST 2009

Xavier Bachelot wrote:
> Thomas Hellstr?m wrote:
>> Hi, Xavier
>> Xavier Bachelot wrote:
>>> Hi Thomas,
>>> Another segfault when loading openchrome drm module. This is on a KM400.
>>> And also a small patch to allow building the openchrome ttm branch with
>>> --enable-debug.
>> Thanks, Is this with the latest drm sources, that have Erik-Jan's patch
>> applied?
> I thought my checkout was uptodate but it was indeed not. Sorry, I'm
> still learning git. I'll give it another go as soon as the KM400 is
> available again and report back.
Ok, X started but the hardware cursor is broken. Starting KDE locked the
machine hard. FWIW, I'm using the openchrome TTM pieces over a fully
uptodate Fedora 10.

Program received signal SIGPIPE, Broken pipe.
0x00110416 in __kernel_vsyscall ()
(gdb) bt
#0  0x00110416 in __kernel_vsyscall ()
#1  0x00c64e1c in do_writev () at ../sysdeps/unix/sysv/linux/writev.c:46
#2  __libc_writev (fd=24, vector=0xbfbf4bc4, count=1) at
#3  0x08133b2e in _XSERVTransSocketWritev (ciptr=0x9fb8418,
buf=0xbfbf4bc4, size=1) at /usr/include/X11/Xtrans/Xtranssock.c:2297
#4  0x08132b6f in _XSERVTransWritev (ciptr=0x9fb8418, buf=0xbfbf4bc4,
size=1) at /usr/include/X11/Xtrans/Xtrans.c:922
#5  0x0812daa2 in FlushClient (who=0x9fe2fe0, oc=0xa0043d8,
extraBuf=0x0, extraCount=0) at io.c:930
#6  0x0812e41f in FlushAllOutput () at io.c:682
#7  0x08085d35 in Dispatch () at dispatch.c:473
#8  0x0806b71d in main (argc=8, argv=0xbfbf4d74, envp=0x8089f81) at
(gdb) cont

Program received signal SIGSEGV, Segmentation fault.
memcpy () at ../sysdeps/i386/i686/memcpy.S:96
96              movsb
Current language:  auto; currently asm
(gdb) cont

Program received signal SIGSEGV, Segmentation fault.
wsbmBOUnmap (buf=0x9ee6730) at wsbm_manager.c:360
360     wsbm_manager.c: No such file or directory.
        in wsbm_manager.c
Current language:  auto; currently c


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