https://bugs.kde.org/show_bug.cgi?id=430484
Bug ID: 430484
Summary: none/tests/arm64/atomics_v81 occassionally fails
Product: valgrind
Version: unspecified
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: general
Assignee: jsew...@acm.org
Reporter: m...@klomp.org
CC: assad.has...@linaro.org, peter.mayd...@linaro.org
Target Milestone: ---
Sometimes, but of course not when I explicitly try,
none/tests/arm64/atomics_v81 fails with:
cat none/tests/arm64/atomics_v81.stdout.diff
--- atomics_v81.stdout.exp 2020-12-11 07:29:26.440663198 -0500
+++ atomics_v81.stdout.out 2020-12-16 17:09:36.965817433 -0500
@@ -15318,7 +15318,7 @@
caspal x8, x9, x10, x11, [x5] :: rs 0000000000000000 0000000000000000 rt
0123456789abcdef 0123456789abcdef rn mem ffffffffffffffff ffffffffffffffff
caspal x8, x9, x10, x11, [x5] :: rs ffffffffffffffff ffffffffffffffff rt
0123456789abcdef 0123456789abcdef rn mem ffffffffffffffff ffffffffffffffff
-caspal x8, x9, x10, x11, [x5] :: rs ffffffffffffffff ffffffffffffffff rt
0123456789abcdef 0123456789abcdef rn mem 0123456789abcdef 0123456789abcdef
+caspal x8, x9, x10, x11, [x5] :: rs ffffffffffffffff ffffffffffffffff rt
0123456789abcdef 0123456789abcdef rn mem ffffffffffffffff ffffffffffffffffFAIL:
swapped but mem after != rt
caspal x8, x9, x10, x11, [x5] :: rs ffffffffffffffff ffffffffffffffff rt
fedcba9876543210 fedcba9876543210 rn mem 0000000000000000 0000000000000000
caspal x8, x9, x10, x11, [x5] :: rs ffffffffffffffff ffffffffffffffff rt
fedcba9876543210 fedcba9876543210 rn mem 0000000000000000 0000000000000000
EXPECTED RESULT
cpuinfo says:
processor : 0
BogoMIPS : 400.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics cpuid
asimdrdm
CPU implementer : 0x43
CPU architecture: 8
CPU variant : 0x1
CPU part : 0x0af
CPU revision : 1
processor : 1
BogoMIPS : 400.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics cpuid
asimdrdm
CPU implementer : 0x43
CPU architecture: 8
CPU variant : 0x1
CPU part : 0x0af
CPU revision : 1
processor : 2
BogoMIPS : 400.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics cpuid
asimdrdm
CPU implementer : 0x43
CPU architecture: 8
CPU variant : 0x1
CPU part : 0x0af
CPU revision : 1
processor : 3
BogoMIPS : 400.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics cpuid
asimdrdm
CPU implementer : 0x43
CPU architecture: 8
CPU variant : 0x1
CPU part : 0x0af
CPU revision : 1
It failed 2 times when trying ~30 times (the 2 times were the first run and the
8th run).
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