Public bug reported: Issue seen on DELL Inspiron 5559, Ubuntu 16.04.2 x64 with latest updates installed, X.Org X Server 1.18.4.
OS info: Linux-4.8.0-52-generic-x86_64-with-Ubuntu-16.04-xenial CPU info: Intel(R) Core(TM) i7-6500U CPU @ 2.50GHz Cache: 4096 KB Cores: 2 Steps: 1. Install Ubuntu 16.04 x64. 2. Connect UDL (DL195) device with monitor attached to machine. Issue: Machine freeze for ~30sec and then logon screen will appear. Xorg crashed. Expected: No Xorg crash. Reproducibility: 100% To reproduced using shorter path deleted ~/.config/monitors.xml Notes: - Issue also seen on Ubuntu 16.10x64; - Issue also seen on Dell XPS 9360 (i7-7500u), Lenovo Yoga 2 pro (i7-4500u), Samsung Series 9 (i7-3517u); - Issue is not reproducible on Ubuntu 17.04 x64; (gdb) bt #0 0x00007fa0de94d428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54 #1 0x00007fa0de94f02a in __GI_abort () at abort.c:89 #2 0x00007fa0de945bd7 in __assert_fail_base (fmt=<optimized out>, assertion=assertion@entry=0x7fa0da44c325 "fbo->tex != 0", file=file@entry=0x7fa0da44c30b "../../glamor/glamor_fbo.c", line=line@entry=189, function=function@entry=0x7fa0da44c460 <__PRETTY_FUNCTION__.45021> "glamor_pixmap_ensure_fb") at assert.c:92 #3 0x00007fa0de945c82 in __GI___assert_fail ( assertion=assertion@entry=0x7fa0da44c325 "fbo->tex != 0", file=file@entry=0x7fa0da44c30b "../../glamor/glamor_fbo.c", line=line@entry=189, function=function@entry=0x7fa0da44c460 <__PRETTY_FUNCTION__.45021> "glamor_pixmap_ensure_fb") at assert.c:101 #4 0x00007fa0da442b25 in glamor_pixmap_ensure_fb ( glamor_priv=glamor_priv@entry=0x55cc675d3280, fbo=fbo@entry=0x55cc683e2b20) at ../../glamor/glamor_fbo.c:189 #5 0x00007fa0da442de2 in glamor_create_fbo_from_tex ( glamor_priv=glamor_priv@entry=0x55cc675d3280, w=100, h=100, format=6408, tex=tex@entry=0, flag=flag@entry=0) at ../../glamor/glamor_fbo.c:250 #6 0x00007fa0da426ddf in glamor_set_pixmap_texture ( pixmap=pixmap@entry=0x55cc6879a1c0, tex=0) at ../../glamor/glamor.c:106 #7 0x00007fa0da4253ae in glamor_egl_create_textured_pixmap_from_gbm_bo ( pixmap=pixmap@entry=0x55cc6879a1c0, bo=bo@entry=0x55cc68183140) at ../../../../glamor/glamor_egl.c:361 #8 0x00007fa0da42561e in glamor_back_pixmap_from_fd ( pixmap=pixmap@entry=0x55cc6879a1c0, fd=fd@entry=34, width=width@entry=100, height=height@entry=100, stride=stride@entry=512, depth=depth@entry=24 '\030', bpp=32 ' ') at ../../../../glamor/glamor_egl.c:558 #9 0x00007fa0da4256c6 in glamor_pixmap_from_fd (screen=0x55cc6745c870, fd=34, width=<optimized out>, height=<optimized out>, stride=<optimized out>, depth=24 '\030', bpp=32 ' ') at ../../../../glamor/glamor_egl.c:578 #10 0x000055cc6696e871 in dri3_pixmap_from_fd ( ppixmap=ppixmap@entry=0x7ffd4d8e07f0, screen=<optimized out>, fd=fd@entry=34, width=<optimized out>, height=<optimized out>, stride=<optimized out>, depth=24 '\030', bpp=32 ' ') at ../../dri3/dri3_screen.c:73 #11 0x000055cc6696e461 in proc_dri3_pixmap_from_buffer (client=0x55cc683e67f0) at ../../dri3/dri3_request.c:162 #12 0x000055cc6683ad5f in Dispatch () at ../../dix/dispatch.c:430 #13 0x000055cc6683edd3 in dix_main (argc=11, argv=0x7ffd4d8e09d8, envp=<optimized out>) at ../../dix/main.c:300 #14 0x00007fa0de938830 in __libc_start_main (main=0x55cc66829010 <main>, argc=11, argv=0x7ffd4d8e09d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd4d8e09c8) at ../csu/libc-start.c:291 #15 0x000055cc66829049 in _start () ** Affects: xorg-hwe-16.04 (Ubuntu) Importance: Undecided Status: New ** Tags: crash xorg ** Attachment added: "_usr_lib_xorg_Xorg.0.crash" https://bugs.launchpad.net/bugs/1693431/+attachment/4883150/+files/_usr_lib_xorg_Xorg.0.crash -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1693431 Title: Xorg crash after first connect. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-hwe-16.04/+bug/1693431/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs