On Fri, Feb 09, 2018 at 06:07:00PM +0200, Theodore Lytras wrote: > Package: xserver-xephyr > Version: 1:1.19.6-1 > Severity: important > > I use Xephyr to play Sid Meier's Alpha Centauri (yes, people still play > that), > and this requires disabling its Composite extension (or the game hangs). > Unfortunately, on my amd64 machine with Xephyr version 1.19.6 this throws an > error (used to work with version 1.19.5): > > $ Xephyr :1 -screen 800x600 -extension Composite > > Xephyr: ../../../../include/privates.h:122: dixGetPrivateAddr: Assertion `key- > >initialized' failed. > (EE) > (EE) Backtrace: > (EE) 0: Xephyr (xorg_backtrace+0x4d) [0x5608257337bd] > (EE) 1: Xephyr (0x56082556d000+0x1ca559) [0x560825737559] > (EE) 2: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7f0b03af6000+0x12180) > [0x7f0b03b08180] > (EE) 3: /lib/x86_64-linux-gnu/libc.so.6 (gsignal+0x110) [0x7f0b037746a0] > (EE) 4: /lib/x86_64-linux-gnu/libc.so.6 (abort+0x1c7) [0x7f0b03775cf7] > (EE) 5: /lib/x86_64-linux-gnu/libc.so.6 (0x7f0b03740000+0x2cfca) > [0x7f0b0376cfca] > (EE) 6: /lib/x86_64-linux-gnu/libc.so.6 (0x7f0b03740000+0x2d042) > [0x7f0b0376d042] > (EE) 7: Xephyr (0x56082556d000+0x3c252) [0x5608255a9252] > (EE) 8: Xephyr (0x56082556d000+0x1c1c1f) [0x56082572ec1f] > (EE) 9: Xephyr (0x56082556d000+0x12c667) [0x560825699667] > (EE) 10: Xephyr (0x56082556d000+0x12bcc5) [0x560825698cc5] > (EE) 11: Xephyr (0x56082556d000+0x12b115) [0x560825698115] > (EE) 12: Xephyr (InitExtensions+0x3d) [0x56082562ce2d] > (EE) 13: Xephyr (0x56082556d000+0x7c93f) [0x5608255e993f] > (EE) 14: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xea) > [0x7f0b03760f2a] > (EE) 15: Xephyr (_start+0x2a) [0x5608255a92fa] > (EE) > (EE) > Fatal server error: > (EE) Caught signal 6 (Aborted). Server aborting > (EE) > > Withour "-extension Composite" Xephyr starts, but unfortunately I can't play > the game. Given that this is the only reason I use Xephyr (and I suspect that > applies to many people as well), I think this bug qualifies as "important"...
Please report this upstream at https://bugs.freedesktop.org/enter_bug.cgi?product=xorg&component=Server%2FDDX%2FXephyr and let us know the bug number for tracking. Thanks, Andreas
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