Public bug reported:
I have both XFCE and Unity 7 running at the same time. XFCE uses the
display :1 and U7 the display :0. If I switch from the u7 tty to the
xfce tty xserver crashes and here's the backtrace:
(gdb) bt
#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58
#1 0x00007f34658a23ea in __GI_abort () at abort.c:89
#2 0x0000562392d1f53e in OsAbort ()
#3 0x0000562392d251d3 in ?? ()
#4 0x0000562392d25fbd in FatalError ()
#5 0x0000562392bf5246 in xf86VTEnter ()
#6 0x0000562392bb6f8d in WakeupHandler ()
#7 0x0000562392d15759 in WaitForSomething ()
#8 0x0000562392bb21ee in ?? ()
#9 0x0000562392bb6413 in ?? ()
#10 0x00007f346588b3f1 in __libc_start_main (main=0x562392ba0300, argc=11,
argv=0x7ffd2e525d08, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd2e525cf8)
at ../csu/libc-start.c:291
#11 0x0000562392ba033a in _start ()
--------
Xserver version:
$ Xorg -version
X.Org X Server 1.18.4
Release Date: 2016-07-19
X Protocol Version 11, Revision 0
Build Operating System: Linux 3.13.0-95-generic x86_64 Ubuntu
Current Operating System: Linux tiktok 4.8.0-26-generic #28-Ubuntu SMP Tue Oct
18 14:39:52 UTC 2016 x86_64
Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.8.0-26-generic
root=UUID=045392ae-75f8-47cf-9645-43be94987e8e ro quiet splash vt.handoff=7
Build Date: 07 September 2016 05:11:52AM
xorg-server 2:1.18.4-1ubuntu6 (For technical support please see
http://www.ubuntu.com/support)
The Xorg.0.log doesn't show any errors.
** Affects: xorg-server (Ubuntu)
Importance: Undecided
Status: New
** Tags: yakkety
** Tags added: yakkety
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which is subscribed to xorg-server in Ubuntu.
https://bugs.launchpad.net/bugs/1640146
Title:
Xserver crashes (SIGABRT) when switching tty
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