#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {171515904, 0, 0, 0, 0, 0, 94304828211392, 67108868, 139817018809808, 0, 0, 0, 2, 9223372036854775822, 0, 0}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#1  0x00007f29af9f9535 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x2, sa_sigaction = 0x2}, sa_mask = {__val = {9223372036854775822, 0, 0, 0, 0, 0, 0, 206158430256, 140736944670712, 140736944670496, 6703315722928269056, 140736944670592, 67108868, 139817018809808, 6703315722928269056, 0}}, sa_flags = 231543312, sa_restorer = 0x7fffdf9808f0}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x000055c50dc96d1a in OsAbort () at ../../../../os/utils.c:1350
No locals.
#3  0x000055c50dc9c823 in AbortServer () at ../../../../os/log.c:877
No locals.
#4  0x000055c50dc9d689 in FatalError (f=f@entry=0x55c50dcd1210 "Caught signal %d (%s). Server aborting\n") at ../../../../os/log.c:1015
        args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffdf9809e0, reg_save_area = 0x7fffdf980910}}
        args2 = {{gp_offset = 8, fp_offset = 48, overflow_arg_area = 0x7fffdf9809e0, reg_save_area = 0x7fffdf980910}}
        beenhere = 1
#5  0x000055c50dc94131 in OsSigHandler (signo=6, sip=<optimized out>, unused=<optimized out>) at ../../../../os/osinit.c:156
        unused = <optimized out>
        sip = <optimized out>
        signo = 6
#6  <signal handler called>
No locals.
#7  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {0, 94304872168528, 94304872212096, 139817017275183, 4222451712, 94304872168528, 94304872168629, 94304872168528, 94304872168528, 94304872168632, 94304872168828, 94304872168528, 94304872168828, 0, 0, 0}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#8  0x00007f29af9f9535 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x55c510687a30, sa_sigaction = 0x55c510687a30}, sa_mask = {__val = {0, 4, 3, 0, 0, 0, 140736944673432, 21474836480, 140736944673280, 139817018495584, 139817018480728, 0, 6703315722928269056, 139817018465530, 0, 139817018480728}}, sa_flags = 231385520, sa_restorer = 0x55c50dca64bb}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#9  0x00007f29af9f940f in __assert_fail_base (fmt=0x7f29afb85858 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x55c50dca64bb "key->initialized", file=0x55c50dcaa9b0 "../../../../../../include/privates.h", line=121, function=<optimized out>) at assert.c:92
        str = 0x55c510687a30 ""
        total = 4096
#10 0x00007f29afa09142 in __GI___assert_fail (assertion=assertion@entry=0x55c50dca64bb "key->initialized", file=file@entry=0x55c50dcaa9b0 "../../../../../../include/privates.h", line=line@entry=121, function=function@entry=0x55c50dccc0c0 <__PRETTY_FUNCTION__.13800> "dixGetPrivateAddr") at assert.c:101
No locals.
#11 0x000055c50dc5ece3 in dixGetPrivateAddr (key=<optimized out>, key=<optimized out>, privates=0x55c50f7ba1d0) at ../../../../../../include/privates.h:121
        __PRETTY_FUNCTION__ = "dixGetPrivateAddr"
#12 0x000055c50dc60f12 in dixGetPrivateAddr (key=<optimized out>, key=<optimized out>, privates=<optimized out>) at ../../../../../../include/privates.h:122
        __PRETTY_FUNCTION__ = "dixGetPrivateAddr"
#13 dixLookupPrivate (key=0x55c50dd3fe40 <dri2ClientPrivateKeyRec>, privates=0x55c50f7ba1d0) at ../../../../../../include/privates.h:164
No locals.
#14 DRI2Authenticate (client=client@entry=0x55c51068a680, pScreen=0x55c50f7ba160, magic=1) at ../../../../../../hw/xfree86/dri2/dri2.c:1367
        ds = <optimized out>
        dri2_client = <optimized out>
        primescreen = <optimized out>
#15 0x000055c50dc61d2b in ProcDRI2Authenticate (client=0x55c51068a680) at ../../../../../../hw/xfree86/dri2/dri2ext.c:152
        stuff = 0x55c50ff88c10
        rep = {type = 0 '\000', pad1 = 0 '\000', sequenceNumber = 0, length = 0, authenticated = 275293824, pad2 = 21957, pad3 = 231916960, pad4 = 21957, pad5 = 231916932, pad6 = 21957}
        pDraw = 0x55c50f8d0850
        status = 0
        stuff = <optimized out>
        rep = <optimized out>
        pDraw = <optimized out>
        status = <optimized out>
#16 ProcDRI2Dispatch (client=0x55c51068a680) at ../../../../../../hw/xfree86/dri2/dri2ext.c:609
        stuff = 0x55c50ff88c10
#17 0x000055c50db3591e in Dispatch () at ../../../../dix/dispatch.c:478
        result = <optimized out>
        client = 0x55c51068a680
        start_tick = 24265
#18 0x000055c50db398c6 in dix_main (argc=11, argv=0x7fffdf9815b8, envp=<optimized out>) at ../../../../dix/main.c:276
        i = <optimized out>
        alwaysCheckForInput = {0, 1}
#19 0x00007f29af9fb09b in __libc_start_main (main=0x55c50db23640 <main>, argc=11, argv=0x7fffdf9815b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffdf9815a8) at ../csu/libc-start.c:308
        self = <optimized out>
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 8404269166863898239, 94304826701392, 140736944674224, 0, 0, 2365606839771518591, 2411874328946071167}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7fffdf981618, 0x7f29b1751190}, data = {prev = 0x0, cleanup = 0x0, canceltype = -543681000}}}
        not_first_call = <optimized out>
#20 0x000055c50db2367a in _start () at ../../../../../../hw/xfree86/dri2/dri2ext.c:659
No symbol table info available.