Hi,

when trying to start Cinnamon from LightDM, I’m thrown right back to the login. Xfce, my main DE, works fine, though.

.xsession-errors gives me this

*** Error in `cinnamon-session': munmap_chunk(): invalid pointer: 0x00007ffccc25cce4 ***
======= Backtrace: =========
/usr/lib/libc.so.6(+0x70c4b)[0x7f20771edc4b]
/usr/lib/libc.so.6(+0x76fe6)[0x7f20771f3fe6]
cinnamon-session[0x40bd4d]
/usr/lib/libc.so.6(__libc_start_main+0xf1)[0x7f207719d291]
cinnamon-session[0x40c1f9]
======= Memory map: ========
00400000-0043d000 r-xp 00000000 00:13 39607                              /usr/bin/cinnamon-session
0063c000-0063d000 r--p 0003c000 00:13 39607                              /usr/bin/cinnamon-session
0063d000-0063f000 rw-p 0003d000 00:13 39607                              /usr/bin/cinnamon-session
01119000-01474000 rw-p 00000000 00:00 0                                  [heap]
7f205e2c9000-7f205fa20000 r-xp 00000000 00:13 417562                     /usr/lib/libnvidia-glcore.so.367.35
7f205fa20000-7f205fc20000 ---p 01757000 00:13 417562                     /usr/lib/libnvidia-glcore.so.367.35
7f205fc20000-7f205ffe8000 rw-p 01757000 00:13 417562                     /usr/lib/libnvidia-glcore.so.367.35
7f205ffe8000-7f2060000000 rw-p 00000000 00:00 0 

(Full log at http://nopaste.debianforum.de/39436)

Any ideas? I tried reinstalling cinnamon, without effect.