Comment 86 for bug 1104435

Sadly this seems to be increasing in frequency. ;(

[ 62.155631] xfce4-session[1383]: segfault at ffffffff00000000 ip 00007fc6b041d1af sp 00007fff82a7d2d0 error 4 in libglib-2.0.so.0.3503.0[7fc6b03ba000+121000]
[ 142.221402] xfce4-session[2975]: segfault at ffffffff00000000 ip 00007fbb1a79a1af sp 00007fff9e20d060 error 4 in libglib-2.0.so.0.3503.0[7fbb1a737000+121000]
[ 364.454128] xfce4-session[4539]: segfault at ffffffff00000000 ip 00007f5533dee1af sp 00007fff56abfaa0 error 4 in libglib-2.0.so.0.3503.0[7f5533d8b000+121000]
[ 449.070814] xfce4-session[6348]: segfault at ffffffff00000000 ip 00007ff0be2321af sp 00007ffffc97c840 error 4 in libglib-2.0.so.0.3503.0[7ff0be1cf000+121000]
[14129.127767] xfce4-session[8108]: segfault at ffffffff00000000 ip 00007fc8b3bf11af sp 00007fff9e045610 error 4 in libglib-2.0.so.0.3503.0[7fc8b3b8e000+121000]
[36287.178871] xfce4-session[24893]: segfault at ffffffff00000000 ip 00007f5f41da91af sp 00007fffef96daf0 error 4 in libglib-2.0.so.0.3503.0[7f5f41d46000+121000]
[36530.389847] xfce4-session[20474]: segfault at ffffffff00000000 ip 00007f85d64321af sp 00007fffb58b4e60 error 4 in libglib-2.0.so.0.3503.0[7f85d63cf000+121000]
[36619.040731] xfce4-session[22293]: segfault at ffffffff00000000 ip 00007f942e4aa1af sp 00007fffe0b49a00 error 4 in libglib-2.0.so.0.3503.0[7f942e447000+121000]
[36679.058052] xfce4-session[23879]: segfault at ffffffff00000000 ip 00007eff2a46d82c sp 00007fff7e911230 error 4 in libglib-2.0.so.0.3503.0[7eff2a40b000+121000]
[37364.920335] xfce4-session[25400]: segfault at ffffffff00000000 ip 00007fb0266531af sp 00007fff323d39b0 error 4 in libglib-2.0.so.0.3503.0[7fb0265f0000+121000]

it's glib2-2.35.3

Happy to try any debugging or gathering more info.