Xorg failed to start as normal user

[Xihong Yin]

Arthur,

That did the trick. I had two versions of the llvm port, llvm37 and llvm39. Removing the llvm37 port resolved the problem.

It is interesting that the root can find the correct version of llvm.

Thank you very much!

Xihong

On Wed, 8 Mar 2017, Arthur Chance wrote:

> Date: Wed, 8 Mar 2017 08:15:33 +0000
> From: Arthur Chance <freebsd at qeng-ho.org>
> To: Xihong Yin <xyin at gmx.com>, freebsd-questions at freebsd.org
> Subject: Re: Xorg failed to start as normal user
> 
> On 08/03/2017 04:13, Xihong Yin wrote:
>> Hi,
>>
>> I recently upgraded from 10.3 to 11. All ports are upgraded as well. I
>> have a strange problem, Xorg failed to start when I login as a normal
>> user. If I login as root, Xorg can starts without a problem.
>>
>> I already added the normal user to the wheel group.
>>
>> Below is the error message of the failed case. Please help.
>>
>>
>> [  9822.110] (EE)
>> [  9822.110] (EE) Backtrace:
>> [  9822.117] (EE) 0: /usr/local/bin/X (OsInit+0x3fb) [0x82024d6]
>> [  9822.124] (EE) 1: /lib/libthr.so.3 (_pthread_sigmask+0x6a4) [0x286fceb4]
>> [  9822.132] (EE) 2: /lib/libthr.so.3 (_pthread_getspecific+0x110b)
>> [0x286fcc5b]
>> [  9822.139] (EE) 3: ? (?+0x110b) [0xbfc0010f]
>> [  9822.147] (EE) 4: /usr/local/llvm39/lib/libLLVM-3.9.so
>> (LLVMParseCommandLineO
>> ptions+0xa6c) [0x2a0388b8]
>> [  9822.155] (EE) 5: /usr/local/llvm39/lib/libLLVM-3.9.so
>> (LLVMParseCommandLineO
>> ptions+0xbec) [0x2a038bb8]
>> [  9822.162] (EE) 6: /usr/local/llvm39/lib/libLLVM-3.9.so
>> (_ZN4llvm2cl6Option11a
>> ddArgumentEv+0x8c) [0x2a02b388]
>> [  9822.170] (EE) 7: /usr/local/llvm37/lib/libLLVMSupport.so.3.7
>> (_ZNSt3__127__i
>> nsertion_sort_incompleteIRNS_6__lessINS_4pairIN4llvm10TimeRecordENS_12basic_stri
>>
>> ngIcNS_11char_traitsIcEENS_9allocatorIcEEEEEESB_EEPSB_EEbT0_SF_T_+0x7de)
>> [0x2e38
>> d15c]
>> [  9822.177] (EE) 8: /usr/local/llvm37/lib/libLLVMSupport.so.3.7
>> (_ZN4llvm3sys8W
>> atchdogD2Ev+0x1b2) [0x2e3cb154]
>> [  9822.185] (EE) 9: /usr/local/llvm37/lib/libLLVMSupport.so.3.7
>> (_init+0xd) [0x
>> 2e31817a]
>> [  9822.192] (EE) 10: ? (_rtld_is_dlopened+0x1392) [0x28241274]
>> [  9822.200] (EE) 11: ? (dlopen+0x1b5) [0x2823ce5a]
>> [  9822.207] (EE) 12: ? (dlopen+0x24) [0x2823cb38]
>> [  9822.214] (EE) 13: /usr/local/lib/libGL.so.1 (_init+0x230d0)
>> [0x28876fe4]
>> [  9822.222] (EE) 14: /usr/local/lib/xorg/modules/extensions/libglx.so
>> (GlxSetVi
>> sualConfigs+0x6ef8) [0x28861f80]
>> [  9822.229] (EE) 15: /usr/local/lib/libGL.so.1 (_init+0x219b1)
>> [0x288741a6]
>> [  9822.237] (EE) 16: /usr/local/bin/X (InitExtensions+0x6c) [0x80f2e88]
>> [  9822.244] (EE) 17: /usr/local/bin/X (remove_fs_handlers+0x34f)
>> [0x807d83e]
>> [  9822.251] (EE) 18: /usr/local/bin/X (_start+0x23c) [0x8066308]
>> [  9822.258] (EE) 19: /usr/local/bin/X (_start+0x15a) [0x8066144]
>> [  9822.266] (EE) 20: /usr/local/bin/X (_start+0x18) [0x8065ea8]
>> [  9822.266] (EE)
>> [  9822.266] (EE) Segmentation fault at address 0x2f1c6000
>> [  9822.266] (EE)
>> Fatal server error:
>> [  9822.266] (EE) Caught signal 11 (Segmentation fault). Server aborting
>> [  9822.266] (EE)
>> [  9822.266] (EE)
>>
>
> I had a similar problem a few weeks ago. In my case it was because I had
> two versions of llvm installed as it had been upgraded but the old
> version wasn't deleted, and the X server was linking to both of them for
> some reason. Try
>
> pkg info -x llvm
>
> and see if that's the case for you. For me, simply using pkg delete on
> the older version fixed the problem.
>
> -- 
> By June 1949, people had begun to realize that it was not so easy to
> get a program right as had at one time appeared. It was on one of my
> journeys between the EDSAC room and the punching equipment that the
> realization came over me with full force that a good part of the
> remainder of my life was going to be spent in finding errors in my own
> programs.
>
> 	-- Maurice Wilkes
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