this affects jammy:linux-mtk-5.15-1034.40
http://test-results.kernel/d2024.08.12/jammy/linux-
mtk/5.15.0-1034.40/sru-mtk-testflinger-mtk-g1200.arm64-ubuntu_ltp-
log.html#cpuhotplug:cpuhotplug03-start
156254 cpuhotplug03 1 TINFO: Onlining CPU 1
156255 5 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156256 0 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156257 3 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156258 3 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156259 7 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156260 5 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156261 1 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156262 2 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156263 0 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156264 2 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156265 3 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156266 2 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156267 5 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156268 6 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156269 7 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156270 5 /bin/sh
/opt/ltp/testcases/bin/cpuhotplug_do_spin_loop
156271 cpuhotplug03 1 TFAIL: No
cpuhotplug_do_spin_loop processes found on CPU1
from the log, after waking up the cpu and 1 second sleep, the required
task is running on the cpu1 from the first time ps command, but could
not find the required task on the target cpu in the following second ps
command.
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https://bugs.launchpad.net/bugs/1931390
Title:
cpuhotplug03 in cpuhotplug from ubuntu_ltp failed after successful
CPU1 offline
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