Hay
Date
July 25, 2025, 3:13 a.m.

Environment
qemu-armv7
qemu-x86_64

<8>[  151.162802] <LAVA_SIGNAL_STARTTC mm_run_vmtests_sh_uffd-unit-tests>
exit=139--------------------------------
running ./uffd-stress anon 20 16
--------------------------------
nr_pages: 5120, nr_pages_per_cpu: 2560
bounces: 15, mode: rnd racing ver poll, userfaults: 822 missing (409+413+\b)
bounces: 14, mode: racing ver poll, userfaults: 454 missing (229+225+\b)
bounces: 13, mode: rnd ver poll, userfaults: 932 missing (497+435+\b)
bounces: 12, mode: ver poll, userfaults: 1191 missing (646+545+\b)
bounces: 11, mode: rnd racing poll, userfaults: 909 missing (465+444+\b)
bounces: 10, mode: racing poll, userfaults: 1033 missing (553+480+\b)
bounces: 9, mode: rnd poll, userfaults: 986 missing (498+488+\b)
bounces: 8, mode: poll, userfaults: 1331 missing (743+588+\b)
bounces: 7, mode: rnd racing ver read, userfaults: 931 missing (469+462+\b)
bounces: 6, mode: racing ver read, userfaults: 1029 missing (558+471+\b)
bounces: 5, mode: rnd ver read, userfaults: 589 missing (330+259+\b)
bounces: 4, mode: ver read, userfaults: 1535 missing (962+573+\b)
bounces: 3, mode: rnd racing read, userfaults: 1519 missing (763+756+\b)
bounces: 2, mode: racing read, userfaults: 949 missing (427+522+\b)
bounces: 1, mode: rnd read, userfaults: 1287 missing (793+494+\b)
bounces: 0, mode: read, userfaults: 1168 missing (587+581+\b)
[PASS]
<8>[  151.178303] <LAVA_SIGNAL_ENDTC mm_run_vmtests_sh_uffd-unit-tests>
mm_run_vmtests_sh_uffd-unit-tests fail

<8>[  169.239060] <LAVA_SIGNAL_STARTTC mm_run_vmtests_sh_uffd-unit-tests>
exit=139--------------------------------
running ./uffd-stress anon 20 16
--------------------------------
nr_pages: 5120, nr_pages_per_cpu: 2560
bounces: 15, mode: rnd racing ver poll, userfaults: 1015 missing (710+305+\b)
bounces: 14, mode: racing ver poll, userfaults: 416 missing (241+175+\b)
bounces: 13, mode: rnd ver poll, userfaults: 1255 missing (920+335+\b)
bounces: 12, mode: ver poll, userfaults: 1039 missing (509+530+\b)
bounces: 11, mode: rnd racing poll, userfaults: 930 missing (480+450+\b)
bounces: 10, mode: racing poll, userfaults: 1137 missing (731+406+\b)
bounces: 9, mode: rnd poll, userfaults: 919 missing (476+443+\b)
bounces: 8, mode: poll, userfaults: 1101 missing (534+567+\b)
bounces: 7, mode: rnd racing ver read, userfaults: 1392 missing (707+685+\b)
bounces: 6, mode: racing ver read, userfaults: 815 missing (374+441+\b)
bounces: 5, mode: rnd ver read, userfaults: 929 missing (464+465+\b)
bounces: 4, mode: ver read, userfaults: 1145 missing (573+572+\b)
bounces: 3, mode: rnd racing read, userfaults: 529 missing (264+265+\b)
bounces: 2, mode: racing read, userfaults: 845 missing (426+419+\b)
bounces: 1, mode: rnd read, userfaults: 908 missing (469+439+\b)
bounces: 0, mode: read, userfaults: 1373 missing (704+669+\b)
[PASS]
<8>[  169.256911] <LAVA_SIGNAL_ENDTC mm_run_vmtests_sh_uffd-unit-tests>
mm_run_vmtests_sh_uffd-unit-tests fail

<8>[  660.834089] <LAVA_SIGNAL_STARTTC mm_run_vmtests_sh_uffd-unit-tests>
exit=1--------------------------------
running ./uffd-stress anon 20 16
--------------------------------
nr_pages: 5120, nr_pages_per_cpu: 2560
bounces: 15, mode: rnd racing ver poll, userfaults: 353 missing (184+169+\b) 830 wp (417+413+\b)
bounces: 14, mode: racing ver poll, userfaults: 371 missing (220+151+\b) 839 wp (436+403+\b)
bounces: 13, mode: rnd ver poll, userfaults: 333 missing (169+164+\b) 922 wp (464+458+\b)
bounces: 12, mode: ver poll, userfaults: 166 missing (87+79+\b) 922 wp (482+440+\b)
bounces: 11, mode: rnd racing poll, userfaults: 280 missing (150+130+\b) 830 wp (410+420+\b)
bounces: 10, mode: racing poll, userfaults: 367 missing (220+147+\b) 804 wp (410+394+\b)
bounces: 9, mode: rnd poll, userfaults: 504 missing (251+253+\b) 1288 wp (653+635+\b)
bounces: 8, mode: poll, userfaults: 203 missing (163+40+\b) 1035 wp (475+560+\b)
bounces: 7, mode: rnd racing ver read, userfaults: 367 missing (188+179+\b) 1077 wp (509+568+\b)
bounces: 6, mode: racing ver read, userfaults: 361 missing (210+151+\b) 1049 wp (539+510+\b)
bounces: 5, mode: rnd ver read, userfaults: 526 missing (278+248+\b) 1403 wp (685+718+\b)
bounces: 4, mode: ver read, userfaults: 396 missing (161+235+\b) 1677 wp (660+1017+\b)
bounces: 3, mode: rnd racing read, userfaults: 392 missing (195+197+\b) 1057 wp (575+482+\b)
bounces: 2, mode: racing read, userfaults: 406 missing (255+151+\b) 948 wp (482+466+\b)
bounces: 1, mode: rnd read, userfaults: 359 missing (185+174+\b) 1100 wp (530+570+\b)
bounces: 0, mode: read, userfaults: 5 missing (3+2+\b) 1416 wp (721+695+\b)
[PASS]
<8>[  660.859370] <LAVA_SIGNAL_ENDTC mm_run_vmtests_sh_uffd-unit-tests>
mm_run_vmtests_sh_uffd-unit-tests fail