Control: forcemerge 847073 -1 This is a duplicate of bug #847073. Thanks, Andreas On Tue, Dec 06, 2016 at 05:48:00PM +0100, Andreas Gocht wrote: > Package: xserver-xorg-video-intel > Version: 2:2.99.917+git20161105-1 > Severity: normal > > Dear Maintainer, > > * What led up to the situation? > > In order to load the intel graphic driver as default I had to add an > /etc/X11/xorg.conf.d/09-intel.conf . With the default graphic driver settings > the XServer crashed. > > * What exactly did you do (or not do) that was effective (or > ineffective)? > > I changed the Option "AccelMethod" to "uxa". When I change back to "sna" it > crashes again. > > * What was the outcome of this action? > > Changing to "uxa" solved the problem. However, as far as I know sna is supposed > to replace uxa. Moreover, sna is default. > > * What outcome did you expect instead? > > I would expect the XServer to work with default settings ;-) > > I did a bit of bug tracking. First of all there is the XOrg log, which I > attached. Moreover, I was able to create a backtrace with help of the > following article: > > https://www.x.org/wiki/Development/Documentation/ServerDebugging/ > > The backtrace is attached as well. Finally, there are a few info’s about my > system: > I am using a Lenovo T540p, which has an additional Nvidia graphic card. I use a > docking station with two monitors attached. The screen of the Lenovo is > deactivated. > > Finally the package version is 2:2.99.917+git20161105-1 > > I hope this information might help. > > Best, > > Andreas > > snip > > Thread 1 "Xorg" received signal SIGSEGV, Segmentation fault. > 0x00007ffff5d3a889 in __readdir (dirp=dirp@entry=0x0) at ../sysdeps/posix/readdir.c:44 > 44 ../sysdeps/posix/readdir.c: Datei oder Verzeichnis nicht gefunden. > #0 0x00007ffff5d3a889 in __readdir (dirp=dirp@entry=0x0) at ../sysdeps/posix/readdir.c:44 > dp = <optimized out> > saved_errno = 2 > #1 0x00007ffff1a76618 in has_connector_backlight (output=0x5555559e90d0, output=0x5555559e90d0) at ../../../src/sna/sna_display.c:1036 > sna_output = <optimized out> > dir = 0x0 > str = 0x0 > path = "/sys/class/drm/card0-DP-3\000A-2/modes\000\000\000m\000ht", '\000' <repeats 14 times>, "\003\000\000\000\060", '\000' <repeats 19 times>, "[\000\000\000n", '\000' <repeats 19 times>, "w\000\000\000|\000\000\000\070\331\377\377\377\177\000\000\000\373\001\366\377\177\000\000 \000\000\000\000\000\000\000\000\020\350\367\377\177\000\000\b\000\000\000\000\000\000\000 \333\377\377\377\177\000\000\240\333\377\377\377\177\000\000\224\035\320\365\377\177\000\000\005\000\000\000\000\000\000\000\340\332\377\377\377\177\000\000\340\331\377\377\377\177\000\000"... > de = <optimized out> > #2 sna_output_backlight_init (output=0x5555559e90d0) at ../../../src/sna/sna_display.c:1083 > sna_output = 0x5555559e8fa0 > from = X_CONFIG > pci = <optimized out> > best_iface = <optimized out> > #3 sna_output_add (sna=sna@entry=0x7ffff7e81000, id=<optimized out>, serial=serial@entry=0) at ../../../src/sna/sna_display.c:5144 > scrn = 0x5555559e2130 > config = 0x5555559e3830 > compat_conn = {conn = {encoders_ptr = 140737488344608, modes_ptr = 140737488344768, props_ptr = 93824997036144, prop_values_ptr = 93824997036176, count_modes = 0, count_props = 6, count_encoders = 3, encoder_id = 0, > connector_id = 61, connector_type = 10, connector_type_id = 3, connection = 2, mm_width = 0, mm_height = 0, subpixel = 0, pad = 0}, pad = {4294956576, 32767, 4294956736, 32767, 1436455024, 21845, 1436455056, 21845, 0, 6, 3, 0, > 61, 10, 3, 2, 0, 0, 0, 0}} > enc = {encoder_id = 0, encoder_type = 0, crtc_id = 0, possible_crtcs = 0, possible_clones = 0} > dummy = {clock = 4294957104, hdisplay = 32767, hsync_start = 0, hsync_end = 55344, htotal = 65535, hskew = 32767, vdisplay = 0, vsync_start = 55344, vsync_end = 65535, vtotal = 32767, vscan = 0, vrefresh = 24, flags = 48, > type = 4294958416, name = "\377\177\000\000\220\334\377\377\377\177\000\000/\334\377\377\377\177", '\000' <repeats 13 times>} > sna_output = 0x5555559e8fa0 > outputs = <optimized out> > output = 0x5555559e90d0 > possible_encoders = <optimized out> > attached_encoders = <optimized out> > possible_crtcs = <optimized out> > output_name = <optimized out> > name = "DP2-1\000\000\000\070\200\311\365\377\177\000\000p\331\377\377\377\177\000\000@0\336\367\377\177\000" > path = <optimized out> > len = 5 > i = <optimized out> > #4 0x00007ffff1a77d47 in sna_mode_pre_init (scrn=scrn@entry=0x5555559e2130, sna=sna@entry=0x7ffff7e81000) at ../../../src/sna/sna_display.c:7467 > xf86_config = 0x5555559e3830 > res = 0x5555559e3750 > num_fake = 1 > i = 6 > #5 0x00007ffff1a80603 in sna_pre_init (scrn=0x5555559e2130, probe=<optimized out>) at ../../../src/sna/sna_driver.c:658 > sna = <optimized out> > buf = "x86-64, sse2, sse3, ssse3, sse4.1, sse4.2, avx, avx2\000\177\000\000\370\307\361\367\377\177\000\000\005", '\000' <repeats 15 times>, "\210\340\377\377\377\177\000\000a>\336\367\377\177\000\000\020\000\000\000\000\000\000\000\370\307\361\367\377\177\000\000\005", '\000' <repeats 15 times>, "\001\000\000\000\000\000\000\000\000\340\372\367\377\177", '\000' <repeats 26 times>, "X\343\372\367\377\177\000\000\320\337\377\377\377\177\000\000\000\000\000\000\001\000\000\000\000\340\372\367\377\177\000\000"... > defaultWeight = {red = 0, green = 0, blue = 0} > pEnt = 0x5555559e2ef0 > zeros = {red = 0, green = 0, blue = 0} > fd = 9 > #6 0x00005555555ee8f5 in InitOutput (pScreenInfo=pScreenInfo@entry=0x5555559b66e0 <screenInfo>, argc=argc@entry=8, argv=argv@entry=0x7fffffffe518) at ../../../../hw/xfree86/common/xf86Init.c:583 > i = 0 > j = <optimized out> > k = <optimized out> > scr_index = <optimized out> > modulelist = <optimized out> > optionlist = 0x5555559c73e0 > screenpix24 = <optimized out> > pix24 = <optimized out> > pix24From = X_DEFAULT > pix24Fail = 0 > autoconfig = <optimized out> > sigio_blocked = 0 > want_hw_access = <optimized out> > configured_device = <optimized out> > #7 0x00005555555abe76 in dix_main (argc=8, argv=0x7fffffffe518, envp=<optimized out>) at ../../dix/main.c:204 > i = <optimized out> > alwaysCheckForInput = {0, 1} > #8 0x00007ffff5ca72b1 in __libc_start_main (main=0x555555595fb0 <main>, argc=8, argv=0x7fffffffe518, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffe508) at ../csu/libc-start.c:291 > result = <optimized out> > unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -2228025219544175856, 93824992501696, 140737488348432, 0, 0, -5458041941575521520, -5458020050593699056}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7fffffffe560, > 0x7ffff7ffe168}, data = {prev = 0x0, cleanup = 0x0, canceltype = -6816}}} > not_first_call = <optimized out> > #9 0x0000555555595fea in _start () > No symbol table info available. > (EE) > (EE) Backtrace: > (EE) 0: /usr/lib/xorg/Xorg (xorg_backtrace+0x4a) [0x55555570e01a] > (EE) 1: /usr/lib/xorg/Xorg (0x555555554000+0x1be389) [0x555555712389] > (EE) 2: /lib/x86_64-linux-gnu/libc.so.6 (0x7ffff5c87000+0x33040) [0x7ffff5cba040] > (EE) 3: /lib/x86_64-linux-gnu/libc.so.6 (readdir+0x29) [0x7ffff5d3a889] > (EE) 4: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7ffff1a02000+0x74618) [0x7ffff1a76618] > (EE) 5: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7ffff1a02000+0x75d47) [0x7ffff1a77d47] > (EE) 6: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7ffff1a02000+0x7e603) [0x7ffff1a80603] > (EE) 7: /usr/lib/xorg/Xorg (InitOutput+0xa85) [0x5555555ee8f5] > (EE) 8: /usr/lib/xorg/Xorg (0x555555554000+0x57e76) [0x5555555abe76] > (EE) 9: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf1) [0x7ffff5ca72b1] > (EE) 10: /usr/lib/xorg/Xorg (_start+0x2a) [0x555555595fea] > (EE) > (EE) Segmentation fault at address 0x4 > (EE) > Fatal server error: > (EE) Caught signal 11 (Segmentation fault). Server aborting > (EE) > (EE) > Please consult the The X.Org Foundation support > at http://wiki.x.org > for help. > (EE) Please also check the log file at "/home/gocht/.local/share/xorg/Xorg.1.log" for additional information. > (EE) > (EE) Server terminated with error (1). Closing log file. > > Thread 1 "Xorg" received signal SIGABRT, Aborted. > __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58 > 58 ../sysdeps/unix/sysv/linux/raise.c: Datei oder Verzeichnis nicht gefunden.
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