Continuing. Program received signal SIGSEGV, Segmentation fault. 0x00007fa787e6b287 in kgem_bo_is_render (bo=0x0) at kgem.h:635 635 assert(bo->refcnt); #0 0x00007fa787e6b287 in kgem_bo_is_render (bo=0x0) at kgem.h:635 __func__ = "kgem_bo_is_render" #1 0x00007fa787e6c74c in untiled_tlb_miss (bo=0x0) at gen6_common.h:87 No locals. #2 0x00007fa787e729bc in prefer_blt_copy (sna=0x7fa78eda2000, src_bo=0x0, dst_bo=0x24c99c0, flags=0) at gen7_render.c:2877 __PRETTY_FUNCTION__ = "prefer_blt_copy" #3 0x00007fa787e72b09 in gen7_render_copy_boxes (sna=0x7fa78eda2000, alu=3 '\003', src=0x2c43e00, src_bo=0x0, src_dx=0, src_dy=0, dst=0x7fffa2b9fea0, dst_bo=0x24c99c0, dst_dx=0, dst_dy=0, box=0x7fffa2b9ffb0, n=1, flags=0) at gen7_render.c:2914 tmp = {blt = 0x20a2b9fcd0, box = 0x2491000, boxes = 0x7fffa2b9fc90, thread_boxes = 0x7fffa2ba02e0, done = 0x1014b4f70, damage = 0x2491000, op = 2730097840, dst = {pixmap = 0x534722 , format = 2730097904, bo = 0x8b9ef0 , x = 2304, y = 526, width = 0, height = 0}, src = {bo = 0xeca2c0, transform = 0x7fffa2ba02e0, width = 7296, height = 681, pict_format = 0, card_format = 2730098016, filter = 32767, repeat = 4533604, is_affine = 0, is_solid = 0, is_linear = 0, is_opaque = 0, alpha_fixup = 0, rb_reversed = 0, offset = {0, -528}, scale = {4.59163468e-41, -5.0418445e-18}, embedded_transform = {matrix = {{32767, 38342656, 1}, {38342656, 0, -1564867872}, {32767, 1, 0}}}, u = {linear = {dx = -5.04153348e-18, dy = 1.40129846e-45, offset = 0}, gen2 = {pixel = 2730098672}, gen3 = {type = -1564868624, mode = 1, constants = 0}}}, mask = { bo = 0x7fffa2b9fd40, transform = 0x7fffa2b9fd0c, width = 64896, height = 41657, pict_format = 32767, card_format = 38342656, filter = 0, repeat = 27472496, is_affine = 0, is_solid = 0, is_linear = 0, is_opaque = 0, alpha_fixup = 0, rb_reversed = 0, offset = {0, 736}, scale = {4.59163468e-41, 1.40129846e-45}, embedded_transform = {matrix = {{0, 32, 1}, {-1564869168, 32767, 4496177}, {0, -1564868992, 32767}}}, u = {linear = { dx = -5.04130187e-18, dy = 5.87747175e-39, offset = 5.90049789e-39}, gen2 = {pixel = 2730098112}, gen3 = {type = -1564869184, mode = 4194304, constants = 4210736}}}, is_affine = 0, has_component_alpha = 0, need_magic_ca_pass = 0, rb_reversed = 0, floats_per_vertex = -23878, floats_per_rect = 32767, prim_emit = 0x7fffa2b9ff60, emit_boxes = 0x2491000, redirect = {real_bo = 0x7fffa2b9fde0, real_damage = 0x446732 , damage = 0x8000a2b9fef0, box = {x1 = 21168, y1 = 525, x2 = 0, y2 = 0}}, u = {blt = {src_pixmap = 0x7fffa2ba02e0, sx = -160, sy = -23879, inplace = 0, overwrites = 0, bpp = 7, alu = 0, cmd = 2730098240, br13 = 32767, pitch = { 4497610, 0}, pixel = 0, bo = {0x44a097 , 0x7fffa2b9fe60}}, gen3 = {constants = {-5.0418445e-18, 4.59163468e-41, -5.04147393e-18, 3.9236357e-44, -5.04135481e-18, 4.59163468e-41, 6.30249399e-39, 0}, num_constants = 0}, gen4 = {wm_kernel = -1564867872, ve_id = 32767}, gen5 = {wm_kernel = 736, ve_id = -23878}, gen6 = {flags = 2730099424}, gen7 = {flags = 2730099424}, gen8 = {flags = 2730099424}}, priv = 0x100400000} extents = {x1 = 13328, y1 = 526, x2 = 0, y2 = 0} __PRETTY_FUNCTION__ = "gen7_render_copy_boxes" #4 0x00007fa787dd6c28 in sna_crtc_redisplay (crtc=0xec5170, region=0x7fffa2b9ffb0, bo=0x24c99c0) at sna_display.c:6807 tmp = {type = 176 '\260', class = 254 '\376', depth = 24 '\030', bitsPerPixel = 32 ' ', id = 32767, x = -29360, y = 708, width = 1920, height = 1080, pScreen = 0x7fffa2b9ff30, serialNumber = 0} tx = 0 ty = 0 sx = 0 sy = 0 sna = 0x7fa78eda2000 draw = 0x2c43e00 priv = 0x2c43e90 __func__ = "sna_crtc_redisplay" #5 0x00007fa787dd7528 in sna_mode_redisplay (sna=0x7fa78eda2000) at sna_display.c:7008 arg = {crtc_id = 2730098608, fb_id = 32767, flags = 2278998777, reserved = 32679, user_data = 140735923486672} bo = 0x24c99c0 crtc = 0xec5170 sna_crtc = 0xec5060 damage = {extents = {x1 = 0, y1 = 0, x2 = 1920, y2 = 1080}, data = 0x0} config = 0xec4390 region = 0x2501180 i = 1 __func__ = "sna_mode_redisplay" __FUNCTION__ = "sna_mode_redisplay" #6 0x00007fa787dab70d in sna_scanout_flush (sna=0x7fa78eda2000) at sna_accel.c:17419 priv = 0x19828c0 busy = true #7 0x00007fa787daca05 in sna_accel_block_handler (sna=0x7fa78eda2000, tv=0x7fffa2ba0368) at sna_accel.c:17918 __func__ = "sna_accel_block_handler" #8 0x00007fa787ddb21c in sna_block_handler (arg=0x14a42f0, timeout=0x7fffa2ba0368, read_mask=0x8c4fc0 ) at sna_driver.c:748 sna = 0x7fa78eda2000 tv = 0x7fffa2ba0368 #9 0x0000000000441fc1 in BlockHandler (pTimeout=0x7fffa2ba0368, pReadmask=0x8c4fc0 ) at dixutils.c:387 i = 0 j = 0 #10 0x000000000061ac2b in WaitForSomething (pClientsReady=0x24a20a0) at WaitFor.c:215 i = 32767 waittime = {tv_sec = 0, tv_usec = 512000} wt = 0x7fffa2ba0370 timeout = 512 clientsReadable = {fds_bits = {0 }} clientsWritable = {fds_bits = {140735923487664, 32, 140735923487392, 140357478386872, 15479824, 16116368, 4341104, 16130352, 0, 140735923487664, 140357480782880, 16117352, 140735923487456, 140357478384624, 16050640, 0}} curclient = -1564867664 selecterr = 32767 nready = 0 devicesReadable = {fds_bits = {38800216, 2199023255552, 140735923487392, 108651746197456674, 140735923487280, 6476447, 140735923487280, 6537085936, 140735923487328, 38412256, 140735923487488, 6438487, 137438953472, 140735923487664, 38342384, 38800016}} now = 96431563 someReady = 0 #11 0x00000000004334ae in Dispatch () at dispatch.c:361 clientReady = 0x24a20a0 result = 0 client = 0x2500a90 nready = -1 icheck = 0x8be080 start_tick = 1160 #12 0x00000000004414dd in dix_main (argc=7, argv=0x7fffa2ba05a8, envp=0x7fffa2ba05e8) at main.c:296 i = 1 alwaysCheckForInput = {0, 1} #13 0x0000000000423e8e in main (argc=7, argv=0x7fffa2ba05a8, envp=0x7fffa2ba05e8) at stubmain.c:34 No locals. quit A debugging session is active. Inferior 1 [process 22376] will be detached. Quit anyway? (y or n) Detaching from program: /usr/bin/Xorg.bin, process 22376