[38.414172] Initializing watchdogs [38.414317] /dev/watchdog0 [38.425148] [001/139] (960s left) kms_frontbuffer_tracking (fbcpsr-2p-primscrn-indfb-msflip-blt) [38.647445] Starting subtest: fbcpsr-2p-primscrn-indfb-msflip-blt [38.652938] Subtest fbcpsr-2p-primscrn-indfb-msflip-blt: SKIP (0.000s) [38.716517] [002/139] (960s left) kms_frontbuffer_tracking (psr-1p-primscrn-cur-indfb-move) [38.917534] Starting subtest: psr-1p-primscrn-cur-indfb-move [38.919980] Subtest psr-1p-primscrn-cur-indfb-move: SKIP (0.000s) [38.999289] [003/139] (959s left) kms_fbcon_fbt (fbc) [39.107080] Starting subtest: fbc [43.220327] Subtest fbc: SUCCESS (4.108s) [43.261510] [004/139] (955s left) kms_ccs (pipe-a-bad-pixel-format-y-tiled-gen12-rc-ccs-cc) [43.453787] Starting subtest: pipe-A-bad-pixel-format-y-tiled-gen12-rc-ccs-cc [43.458071] Subtest pipe-A-bad-pixel-format-y-tiled-gen12-rc-ccs-cc: SKIP (0.000s) [44.214755] [005/139] (954s left) perf (mi-rpc) [44.444420] Starting subtest: mi-rpc [44.482565] Subtest mi-rpc: SUCCESS (0.036s) [44.528556] [006/139] (954s left) v3d/v3d_perfmon (get-values-valid-perfmon) [44.677243] Subtest get-values-valid-perfmon: SKIP (0.000s) [44.735104] [007/139] (954s left) kms_ccs (pipe-a-crc-primary-basic-y-tiled-gen12-rc-ccs) [45.334137] Starting subtest: pipe-A-crc-primary-basic-y-tiled-gen12-rc-ccs [45.336245] Subtest pipe-A-crc-primary-basic-y-tiled-gen12-rc-ccs: SKIP (0.002s) [45.682386] [008/139] (953s left) kms_big_fb (yf-tiled-max-hw-stride-64bpp-rotate-0) [45.883293] Starting subtest: yf-tiled-max-hw-stride-64bpp-rotate-0 [45.886626] Subtest yf-tiled-max-hw-stride-64bpp-rotate-0: SKIP (0.000s) [45.965844] [009/139] (953s left) kms_getfb (getfb2-handle-protection) [46.069952] Starting subtest: getfb2-handle-protection [46.096702] Subtest getfb2-handle-protection: SUCCESS (0.025s) [46.186089] [010/139] (952s left) kms_cursor_crc (cursor-offscreen-128x42) [46.383829] Starting subtest: cursor-offscreen-128x42 [46.436087] Starting dynamic subtest: pipe-A-HDMI-A-1 [49.421585] Dynamic subtest pipe-A-HDMI-A-1: SUCCESS (2.984s) [49.503208] Starting dynamic subtest: pipe-C-HDMI-A-1 [51.993560] Dynamic subtest pipe-C-HDMI-A-1: SUCCESS (2.512s) [51.994687] Subtest cursor-offscreen-128x42: SUCCESS (5.610s) [52.222184] [011/139] (946s left) gem_ctx_exec (basic) [52.330175] Starting subtest: basic [52.338470] Subtest basic: SUCCESS (0.007s) [52.420461] [012/139] (946s left) gem_exec_schedule (u-fairslice-all) [52.545125] Starting subtest: u-fairslice-all [54.643792] Subtest u-fairslice-all: SUCCESS (2.099s) [54.973633] [013/139] (944s left) syncobj_basic (bad-destroy) [55.077918] Starting subtest: bad-destroy [55.079112] Subtest bad-destroy: SUCCESS (0.000s) [55.157734] [014/139] (944s left) v3d/v3d_wait_bo (map-bo-0ns) [55.316149] Subtest map-bo-0ns: SKIP (0.000s) [55.384661] [015/139] (943s left) gem_close (many-handles-one-vma) [55.490952] Starting subtest: many-handles-one-vma [55.557086] Subtest many-handles-one-vma: SUCCESS (0.066s) [55.640316] [016/139] (943s left) kms_psr2_sf (overlay-plane-move-continuous-sf) [55.745665] Subtest overlay-plane-move-continuous-sf: SKIP (0.000s) [55.789449] [017/139] (943s left) syncobj_timeline (multi-wait-all-signaled) [55.898222] Starting subtest: multi-wait-all-signaled [55.900908] Subtest multi-wait-all-signaled: SUCCESS (0.002s) [55.990792] [018/139] (943s left) kms_properties (plane-properties-legacy) [56.177787] Starting subtest: plane-properties-legacy [58.102502] Subtest plane-properties-legacy: SUCCESS (1.920s) [58.362776] [019/139] (941s left) kms_frontbuffer_tracking (fbcpsr-slowdraw) [58.563699] Starting subtest: fbcpsr-slowdraw [58.565993] Subtest fbcpsr-slowdraw: SKIP (0.000s) [58.644557] [020/139] (940s left) kms_draw_crc (draw-method-mmap-gtt) [58.831567] Starting subtest: draw-method-mmap-gtt [58.832812] Starting dynamic subtest: xrgb8888-untiled [59.317607] Dynamic subtest xrgb8888-untiled: SUCCESS (0.480s) [59.329529] Starting dynamic subtest: rgb565-untiled [59.566215] Dynamic subtest rgb565-untiled: SUCCESS (0.248s) [59.581024] Starting dynamic subtest: xrgb2101010-untiled [59.832609] Dynamic subtest xrgb2101010-untiled: SUCCESS (0.266s) [59.846559] Starting dynamic subtest: xrgb8888-xtiled [59.985902] Dynamic subtest xrgb8888-xtiled: SUCCESS (0.150s) [59.996993] Starting dynamic subtest: rgb565-xtiled [60.133794] Dynamic subtest rgb565-xtiled: SUCCESS (0.149s) [60.147595] Starting dynamic subtest: xrgb2101010-xtiled [60.265628] Dynamic subtest xrgb2101010-xtiled: SUCCESS (0.133s) [60.279898] Starting dynamic subtest: xrgb8888-ytiled [60.420147] Dynamic subtest xrgb8888-ytiled: SUCCESS (0.150s) [60.431719] Starting dynamic subtest: rgb565-ytiled [60.566078] Dynamic subtest rgb565-ytiled: SUCCESS (0.150s) [60.580654] Starting dynamic subtest: xrgb2101010-ytiled [60.698191] Dynamic subtest xrgb2101010-ytiled: SUCCESS (0.133s) [60.701196] Subtest draw-method-mmap-gtt: SUCCESS (1.865s) [60.891519] [021/139] (938s left) gem_pxp (dmabuf-shared-protected-dst-is-context-refcounted) [63.532542] Subtest dmabuf-shared-protected-dst-is-context-refcounted: SKIP (0.000s) [63.610343] [022/139] (935s left) kms_vblank (ts-continuation-modeset) [63.793793] Starting subtest: ts-continuation-modeset [63.794957] Starting dynamic subtest: pipe-A-HDMI-A-1 [64.753962] Dynamic subtest pipe-A-HDMI-A-1: SUCCESS (0.959s) [64.785244] Starting dynamic subtest: pipe-A-HDMI-A-2 [65.546550] Dynamic subtest pipe-A-HDMI-A-2: SUCCESS (0.783s) [65.581125] Starting dynamic subtest: pipe-C-HDMI-A-1 [66.312980] Dynamic subtest pipe-C-HDMI-A-1: SUCCESS (0.751s) [66.341298] Starting dynamic subtest: pipe-C-HDMI-A-2 [67.059304] Dynamic subtest pipe-C-HDMI-A-2: SUCCESS (0.737s) [67.060356] Subtest ts-continuation-modeset: SUCCESS (3.264s) [67.296380] [023/139] (932s left) kms_ccs (pipe-c-random-ccs-data-4-tiled-dg2-rc-ccs) [68.020407] Starting subtest: pipe-C-random-ccs-data-4-tiled-dg2-rc-ccs [68.023649] Subtest pipe-C-random-ccs-data-4-tiled-dg2-rc-ccs: SKIP (0.000s) [68.243902] [024/139] (931s left) perf (blocking) [68.416763] Starting subtest: blocking [68.417926] Starting dynamic subtest: 0-rcs0 [78.461230] Dynamic subtest 0-rcs0: SUCCESS (10.040s) [78.462353] Subtest blocking: SUCCESS (10.041s) [78.509873] [025/139] (921s left) kms_properties (connector-properties-legacy) [78.696196] Starting subtest: connector-properties-legacy [82.223916] Subtest connector-properties-legacy: SUCCESS (3.526s) [82.479299] [026/139] (917s left) kms_frontbuffer_tracking (psr-2p-scndscrn-pri-indfb-draw-mmap-cpu) [82.682545] Starting subtest: psr-2p-scndscrn-pri-indfb-draw-mmap-cpu [82.685237] Subtest psr-2p-scndscrn-pri-indfb-draw-mmap-cpu: SKIP (0.000s) [82.761229] [027/139] (916s left) dumb_buffer (map-uaf) [82.865887] Starting subtest: map-uaf [82.876378] Subtest map-uaf: SUCCESS (0.013s) [82.962710] [028/139] (916s left) kms_ccs (pipe-d-random-ccs-data-y-tiled-gen12-mc-ccs) [83.695986] Subtest pipe-D-random-ccs-data-y-tiled-gen12-mc-ccs: SKIP (0.000s) [83.895453] [029/139] (915s left) kms_ccs (pipe-d-crc-primary-rotation-180-yf-tiled-ccs) [84.632346] Subtest pipe-D-crc-primary-rotation-180-yf-tiled-ccs: SKIP (0.000s) [84.823809] [030/139] (914s left) kms_pm_rpm (legacy-planes) [86.744764] Starting subtest: legacy-planes [86.746864] Starting dynamic subtest: plane-40 [88.231083] Dynamic subtest plane-40: SUCCESS (1.484s) [88.247163] Starting dynamic subtest: plane-48 [89.730353] Dynamic subtest plane-48: SUCCESS (1.496s) [89.748035] Starting dynamic subtest: plane-56 [91.452874] Dynamic subtest plane-56: SUCCESS (1.720s) [91.455641] Subtest legacy-planes: SUCCESS (4.708s) [91.880327] [031/139] (907s left) v3d/v3d_submit_csd (multi-and-single-sync) [92.027867] Subtest multi-and-single-sync: SKIP (0.000s) [92.086944] [032/139] (907s left) kms_frontbuffer_tracking (fbc-2p-primscrn-pri-indfb-draw-blt) [92.286900] Starting subtest: fbc-2p-primscrn-pri-indfb-draw-blt [94.774194] Subtest fbc-2p-primscrn-pri-indfb-draw-blt: SUCCESS (2.484s) [94.916857] [033/139] (904s left) kms_frontbuffer_tracking (fbcpsr-1p-indfb-fliptrack-mmap-gtt) [95.126889] Starting subtest: fbcpsr-1p-indfb-fliptrack-mmap-gtt [95.130062] Subtest fbcpsr-1p-indfb-fliptrack-mmap-gtt: SKIP (0.001s) [95.214321] [034/139] (904s left) gem_exec_balancer (nohangcheck) [98.240237] Starting subtest: nohangcheck [101.032259] Subtest nohangcheck: SUCCESS (2.789s) [101.101419] [035/139] (898s left) kms_chamelium_hpd (dp-hpd-after-suspend) [101.687417] Subtest dp-hpd-after-suspend: SKIP (0.000s) [101.865190] [036/139] (897s left) sw_sync (sync_busy_fork_unixsocket) [101.968636] Starting subtest: sync_busy_fork_unixsocket [101.994517] Subtest sync_busy_fork_unixsocket: SUCCESS (0.027s) [102.053613] [037/139] (897s left) gem_lmem_swapping (verify-random) [102.164808] Subtest verify-random: SKIP (0.000s) [102.208989] [038/139] (897s left) kms_frontbuffer_tracking (fbc-2p-primscrn-shrfb-pgflip-blt) [102.405765] Starting subtest: fbc-2p-primscrn-shrfb-pgflip-blt [105.007222] Subtest fbc-2p-primscrn-shrfb-pgflip-blt: SUCCESS (2.600s) [105.138109] [039/139] (894s left) gem_reg_read (timestamp-monotonic) [105.248055] Starting subtest: timestamp-monotonic [110.006607] Subtest timestamp-monotonic: SUCCESS (4.761s) [110.086985] [040/139] (889s left) gem_unref_active_buffers [110.368577] [041/139] (889s left) gem_exec_whisper (basic-contexts-forked-all) [110.492811] Starting subtest: basic-contexts-forked-all [132.882177] Subtest basic-contexts-forked-all: SUCCESS (22.390s) [133.071844] [042/139] (866s left) kms_frontbuffer_tracking (psr-rgb565-draw-mmap-wc) [133.277414] Starting subtest: psr-rgb565-draw-mmap-wc [133.279892] Subtest psr-rgb565-draw-mmap-wc: SKIP (0.000s) [133.368533] [043/139] (866s left) gem_exec_async (forked-writes) [133.495418] Starting subtest: forked-writes [133.499964] Starting dynamic subtest: rcs0 [133.559527] Dynamic subtest rcs0: SUCCESS (0.059s) [133.571243] Starting dynamic subtest: bcs0 [133.617687] Dynamic subtest bcs0: SUCCESS (0.057s) [133.631232] Starting dynamic subtest: vcs0 [133.675075] Dynamic subtest vcs0: SUCCESS (0.056s) [133.688201] Starting dynamic subtest: vecs0 [133.731986] Dynamic subtest vecs0: SUCCESS (0.057s) [133.734164] Subtest forked-writes: SUCCESS (0.238s) [133.955032] [044/139] (866s left) kms_ccs (pipe-c-bad-rotation-90-yf-tiled-ccs) [134.666290] Starting subtest: pipe-C-bad-rotation-90-yf-tiled-ccs [134.668451] Subtest pipe-C-bad-rotation-90-yf-tiled-ccs: SKIP (0.000s) [134.929916] [045/139] (865s left) kms_invalid_mode (bad-hsync-end) [135.114336] Starting subtest: bad-hsync-end [135.123907] Starting dynamic subtest: pipe-A-HDMI-A-1 [135.545617] Dynamic subtest pipe-A-HDMI-A-1: SUCCESS (0.424s) [135.569958] Starting dynamic subtest: pipe-A-HDMI-A-2 [135.571176] Dynamic subtest pipe-A-HDMI-A-2: SUCCESS (0.002s) [135.585335] Starting dynamic subtest: pipe-B-HDMI-A-1 [135.586805] Dynamic subtest pipe-B-HDMI-A-1: SUCCESS (0.002s) [135.610347] Starting dynamic subtest: pipe-B-HDMI-A-2 [135.612150] Dynamic subtest pipe-B-HDMI-A-2: SUCCESS (0.002s) [135.634938] Starting dynamic subtest: pipe-C-HDMI-A-1 [135.636465] Dynamic subtest pipe-C-HDMI-A-1: SUCCESS (0.002s) [135.661161] Starting dynamic subtest: pipe-C-HDMI-A-2 [135.662906] Dynamic subtest pipe-C-HDMI-A-2: SUCCESS (0.002s) [135.664662] Subtest bad-hsync-end: SUCCESS (0.454s) [135.848608] [046/139] (864s left) gem_exec_params (rel-constants-invalid-rel-gen5) [135.963827] Starting subtest: rel-constants-invalid-rel-gen5 [135.965190] Subtest rel-constants-invalid-rel-gen5: SUCCESS (0.000s) [136.048874] [047/139] (864s left) drm_fdinfo (all-busy-check-all) [136.160477] Starting subtest: all-busy-check-all [136.682750] Subtest all-busy-check-all: SUCCESS (0.522s) [136.768911] [048/139] (863s left) kms_flip (2x-flip-vs-suspend-interruptible) [136.957047] Starting subtest: 2x-flip-vs-suspend-interruptible [136.960356] Starting dynamic subtest: AB-HDMI-A1-HDMI-A2 [204.886653] Dynamic subtest AB-HDMI-A1-HDMI-A2: SUCCESS (5.649s) [204.920655] Starting dynamic subtest: AC-HDMI-A1-HDMI-A2 [256.571027] Dynamic subtest AC-HDMI-A1-HDMI-A2: SUCCESS (4.123s) [256.614007] Starting dynamic subtest: BC-HDMI-A1-HDMI-A2 [325.565137] Dynamic subtest BC-HDMI-A1-HDMI-A2: SUCCESS (5.029s) [325.567926] Subtest 2x-flip-vs-suspend-interruptible: SUCCESS (14.817s) [332.013612] [049/139] (847s left) api_intel_bb (purge-bb) [332.144028] Starting subtest: purge-bb [332.148548] Subtest purge-bb: SUCCESS (0.007s) [332.248955] [050/139] (847s left) gem_mmap_wc (write-wc-read-gtt) [332.355560] Starting subtest: write-wc-read-gtt [332.833664] Subtest write-wc-read-gtt: SUCCESS (0.479s) [332.922960] [051/139] (847s left) vc4/vc4_wait_bo (used-bo) [333.077448] Subtest used-bo: SKIP (0.000s) [333.137973] [052/139] (846s left) gem_ctx_exec (basic-close-race) [333.250564] Starting subtest: basic-close-race [338.670138] Subtest basic-close-race: SUCCESS (5.417s) [338.774230] [053/139] (841s left) kms_chamelium_edid (vga-edid-read) [339.361147] Subtest vga-edid-read: SKIP (0.000s) [339.546311] [054/139] (840s left) kms_ccs (pipe-a-crc-sprite-planes-basic-y-tiled-gen12-rc-ccs) [340.206280] Starting subtest: pipe-A-crc-sprite-planes-basic-y-tiled-gen12-rc-ccs [340.211874] Subtest pipe-A-crc-sprite-planes-basic-y-tiled-gen12-rc-ccs: SKIP (0.005s) [340.532533] [055/139] (839s left) i915_pciid [340.722623] [056/139] (839s left) kms_ccs (pipe-d-crc-primary-basic-y-tiled-ccs) [341.483512] Subtest pipe-D-crc-primary-basic-y-tiled-ccs: SKIP (0.000s) [341.702198] [057/139] (838s left) gem_close_race (multigpu-basic-threads) [341.837568] Starting subtest: multigpu-basic-threads [341.842924] Subtest multigpu-basic-threads: SKIP (0.000s) [342.056298] [058/139] (838s left) kms_ccs (pipe-b-crc-sprite-planes-basic-yf-tiled-ccs) [342.748013] Starting subtest: pipe-B-crc-sprite-planes-basic-yf-tiled-ccs [343.595226] Subtest pipe-B-crc-sprite-planes-basic-yf-tiled-ccs: SUCCESS (0.848s) [344.152075] [059/139] (836s left) i915_query (query-garbage) [344.261240] Starting subtest: query-garbage [344.262431] Subtest query-garbage: SUCCESS (0.000s) [344.355477] [060/139] (835s left) kms_frontbuffer_tracking (fbcpsr-indfb-scaledprimary) [344.564478] Starting subtest: fbcpsr-indfb-scaledprimary [344.567410] Subtest fbcpsr-indfb-scaledprimary: SKIP (0.000s) [344.664111] [061/139] (835s left) kms_flip (2x-flip-vs-blocking-wf-vblank) [344.845048] Starting subtest: 2x-flip-vs-blocking-wf-vblank [344.846574] Starting dynamic subtest: AB-HDMI-A1-HDMI-A2 [355.931868] Dynamic subtest AB-HDMI-A1-HDMI-A2: SUCCESS (11.083s) [355.955687] Starting dynamic subtest: AC-HDMI-A1-HDMI-A2 [366.948574] Dynamic subtest AC-HDMI-A1-HDMI-A2: SUCCESS (11.008s) [366.967317] Starting dynamic subtest: BC-HDMI-A1-HDMI-A2 [377.960450] Dynamic subtest BC-HDMI-A1-HDMI-A2: SUCCESS (11.003s) [377.963479] Subtest 2x-flip-vs-blocking-wf-vblank: SUCCESS (33.113s) [378.546069] [062/139] (801s left) kms_ccs (pipe-a-random-ccs-data-4-tiled-dg2-rc-ccs-cc) [379.183340] Starting subtest: pipe-A-random-ccs-data-4-tiled-dg2-rc-ccs-cc [379.187466] Subtest pipe-A-random-ccs-data-4-tiled-dg2-rc-ccs-cc: SKIP (0.000s) [379.529240] [063/139] (800s left) i915_pm_rps (reset) [379.647518] Starting subtest: reset [383.210977] Subtest reset: SUCCESS (3.565s) [383.300087] [064/139] (797s left) syncobj_timeline (wait-all-complex) [383.407694] Starting subtest: wait-all-complex [383.628403] Subtest wait-all-complex: SUCCESS (0.222s) [383.714759] [065/139] (796s left) kms_cursor_crc (cursor-random-512x170) [383.930393] Starting subtest: cursor-random-512x170 [383.936635] Subtest cursor-random-512x170: SKIP (0.005s) [384.029289] [066/139] (796s left) syncobj_timeline (etime-multi-wait-all-submitted) [384.138481] Starting subtest: etime-multi-wait-all-submitted [384.246820] Subtest etime-multi-wait-all-submitted: SUCCESS (0.106s) [384.330910] [067/139] (796s left) kms_busy (extended-pageflip-modeset-hang-oldfb) [384.526998] Starting subtest: extended-pageflip-modeset-hang-oldfb [384.529485] Starting dynamic subtest: pipe-A [389.101629] Dynamic subtest pipe-A: SUCCESS (4.561s) [389.123039] Starting dynamic subtest: pipe-C [393.122673] Dynamic subtest pipe-C: SUCCESS (4.017s) [393.126718] Subtest extended-pageflip-modeset-hang-oldfb: SUCCESS (8.593s) [393.354484] [068/139] (787s left) kms_big_fb (4-tiled-8bpp-rotate-180) [393.557494] Starting subtest: 4-tiled-8bpp-rotate-180 [393.562943] Subtest 4-tiled-8bpp-rotate-180: SKIP (0.000s) [393.648284] [069/139] (786s left) syncobj_timeline (host-signal-ordered) [393.757315] Starting subtest: host-signal-ordered [393.760371] Subtest host-signal-ordered: SUCCESS (0.001s) [393.839766] [070/139] (786s left) gem_ctx_persistence (smoketest) [393.952395] Starting subtest: smoketest [425.281586] Subtest smoketest: SUCCESS (31.329s) [425.374243] [071/139] (755s left) perf (gen12-oa-tlb-invalidate) [425.556648] Subtest gen12-oa-tlb-invalidate: SKIP (0.000s) [425.605331] [072/139] (755s left) kms_async_flips (crc) [425.792479] Starting subtest: crc [426.338188] Starting dynamic subtest: pipe-A-HDMI-A-1 [428.575294] Dynamic subtest pipe-A-HDMI-A-1: SUCCESS (2.237s) [428.894931] Starting dynamic subtest: pipe-A-HDMI-A-2 [431.128914] Dynamic subtest pipe-A-HDMI-A-2: SUCCESS (2.245s) [431.460168] Starting dynamic subtest: pipe-B-HDMI-A-1 [433.676912] Dynamic subtest pipe-B-HDMI-A-1: SUCCESS (2.234s) [433.966855] Starting dynamic subtest: pipe-B-HDMI-A-2 [436.210494] Dynamic subtest pipe-B-HDMI-A-2: SUCCESS (2.254s) [436.523785] Starting dynamic subtest: pipe-C-HDMI-A-1 [438.749437] Dynamic subtest pipe-C-HDMI-A-1: SUCCESS (2.240s) [439.053532] Starting dynamic subtest: pipe-C-HDMI-A-2 [441.279607] Dynamic subtest pipe-C-HDMI-A-2: SUCCESS (2.241s) [441.281579] Subtest crc: SUCCESS (15.488s) [441.754647] [073/139] (738s left) kms_plane_scaling (plane-scaler-with-clipping-clamping-pixel-formats) [441.953885] Starting subtest: plane-scaler-with-clipping-clamping-pixel-formats [441.993410] Starting dynamic subtest: pipe-A-HDMI-A-1 [445.368690] Dynamic subtest pipe-A-HDMI-A-1: SUCCESS (3.376s) [445.409270] Starting dynamic subtest: pipe-B-HDMI-A-1 [448.799985] Dynamic subtest pipe-B-HDMI-A-1: SUCCESS (3.407s) [448.840194] Starting dynamic subtest: pipe-C-HDMI-A-1 [449.273395] Dynamic subtest pipe-C-HDMI-A-1: SUCCESS (0.448s) [449.274687] Subtest plane-scaler-with-clipping-clamping-pixel-formats: SUCCESS (7.321s) [449.669892] [074/139] (731s left) api_intel_bb (lot-of-buffers)