'pkg upgrade' on freebsd 11 broke 'X'

[Theron]

On 03/27/17 21:50, Erdos New via freebsd-x11 wrote:
>
> i did 'pkg-static upgrade' 'pkg upgrade' in order to install a new package on my freebsd 11/thinkpad t60 system. after the system reboot, 'X' failed to start.
>
>
>
> output of Xorg.0.log file:
> [   166.055] (II) RADEON(0): Acceleration enabled
> [   166.055] (==) RADEON(0): DPMS enabled
> [   166.055] (==) RADEON(0): Silken mouse enabled
> [   166.055] (II) RADEON(0): Set up textured video
> [   166.055] (II) RADEON(0): [XvMC] Associated with Radeon Textured Video.
> [   166.055] (II) RADEON(0): [XvMC] Extension initialized.
> [   166.055] (II) RADEON(0): RandR 1.2 enabled, ignore the following RandR disabled message.
> [   166.056] (--) RandR disabled
> [   166.206] (EE)
> [   166.207] (EE) Backtrace:
> [   166.209] (EE) 0: /usr/local/bin/X (OsInit+0x38a) [0x5abfba]
> [   166.210] (EE) 1: /lib/libthr.so.3 (_pthread_sigmask+0x50d) [0x802daebbd]
> [   166.212] (EE) 2: /lib/libthr.so.3 (_pthread_getspecific+0xe9f) [0x802daeacf]
> [   166.214] (EE) 3: ? (?+0xe9f) [0x7ffffffffea2]
> [   166.216] (EE) 4: /usr/local/llvm39/lib/libLLVM-3.9.so (_ZN4llvm13StringMapImpl15LookupBucketForENS_9StringRefE+0xc9) [0x808ec0319]
> [   166.218] (EE) 5: /usr/local/llvm39/lib/libLLVM-3.9.so (LLVMParseCommandLineOptions+0x7cf) [0x808e8497f]
> [   166.221] (EE) 6: /usr/local/llvm39/lib/libLLVM-3.9.so (LLVMParseCommandLineOptions+0x92c) [0x808e84c1c]
> [   166.223] (EE) 7: /usr/local/llvm39/lib/libLLVM-3.9.so (_ZN4llvm2cl6Option11addArgumentEv+0x7c) [0x808e78dec]
> [   166.226] (EE) 8: /usr/local/llvm35/lib/libLLVM-3.5.so (_ZN4llvm32createPPCTargetTransformInfoPassEPKNS_16PPCTargetMachineE+0xb92) [0x80da64752]
> [   166.228] (EE) 9: /usr/local/llvm35/lib/libLLVM-3.5.so (LLVMInitializeARMTargetInfo+0x112) [0x80da6a094]
> [   166.230] (EE) 10: /usr/local/llvm35/lib/libLLVM-3.5.so (_init+0xe) [0x80cbe25e4]
> [   166.232] (EE) 11: ? (_rtld_is_dlopened+0x1532) [0x80081a3e2]
> [   166.234] (EE) 12: ? (dlopen+0x191) [0x800816311]
> [   166.235] (EE) 13: /usr/local/lib/xorg/modules/extensions/libglx.so (_init+0x1c544) [0x8046464e4]
> [   166.237] (EE) 14: /usr/local/lib/xorg/modules/extensions/libglx.so (GlxSetVisualConfigs+0x66cd) [0x804636f3d]
> [   166.239] (EE) 15: /usr/local/lib/xorg/modules/extensions/libglx.so (_init+0x1b056) [0x804643a16]
> [   166.241] (EE) 16: /usr/local/bin/X (InitExtensions+0x61) [0x4ab921]
> [   166.242] (EE) 17: /usr/local/bin/X (remove_fs_handlers+0x3a2) [0x43b4a2]
> [   166.244] (EE) 18: /usr/local/bin/X (_start+0x17f) [0x42506f]
> [   166.246] (EE) 19: ? (?+0x17f) [0x80083157f]
> [   166.246] (EE)
> [   166.246] (EE) Segmentation fault at address 0x0
> [   166.246] (EE)
> Fatal server error:
> [   166.246] (EE) Caught signal 11 (Segmentation fault). Server aborting
> [   166.246] (EE)
> [   166.246] (EE)
> Please consult the The X.Org Foundation support
>           at http://wiki.x.org
>   for help.
> [   166.246] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
> [   166.246] (EE)
> [   166.249] (EE) Server terminated with error (1). Closing log file.
>
>
> any idea how to fix 'X'?
>
>
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This seems to have been a recurring problem lately.  I don't know if 
there is a better solution (hopefully someone will reply if there is 
one) but one way to resolve this is to make sure there is only one 
version of LLVM installed, then rebuild Xorg and any needed xf86-* 
packages from source.