board/*/linux_defconfig: panic on lockups and hung tasks

Turn on OOPS-to-panic, soft/hard lockup panic, hung-task panic, and
extra workqueue watchdog reporting. This makes latent stalls visible
instead of silently freezing, improving diagnosis of issues like the
recent resource-pressure lockup.

Signed-off-by: Joachim Wiberg <[email protected]>

Author: troglobit

board/aarch64/linux_defconfig

@@ -549,7 +549,13 @@ CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_FS=y
 CONFIG_PANIC_ON_OOPS=y
 CONFIG_PANIC_TIMEOUT=20
-CONFIG_DETECT_HUNG_TASK=y
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC=y
+CONFIG_HARDLOCKUP_DETECTOR=y
+CONFIG_HARDLOCKUP_DETECTOR_PREFER_BUDDY=y
+CONFIG_BOOTPARAM_HARDLOCKUP_PANIC=y
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC=y
+CONFIG_WQ_WATCHDOG=y
+CONFIG_WQ_CPU_INTENSIVE_REPORT=y
 # CONFIG_SCHED_DEBUG is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_FUNCTION_TRACER=y

board/riscv64/linux_defconfig

@@ -461,8 +461,15 @@ CONFIG_DEBUG_FS=y
 # CONFIG_SLUB_DEBUG is not set
 CONFIG_DEBUG_RODATA_TEST=y
 CONFIG_DEBUG_WX=y
-CONFIG_SOFTLOCKUP_DETECTOR=y
+CONFIG_PANIC_ON_OOPS=y
+CONFIG_PANIC_TIMEOUT=20
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC=y
+CONFIG_HARDLOCKUP_DETECTOR=y
+CONFIG_HARDLOCKUP_DETECTOR_PREFER_BUDDY=y
+CONFIG_BOOTPARAM_HARDLOCKUP_PANIC=y
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC=y
 CONFIG_WQ_WATCHDOG=y
+CONFIG_WQ_CPU_INTENSIVE_REPORT=y
 # CONFIG_SCHED_DEBUG is not set
 CONFIG_STACKTRACE=y
 CONFIG_RCU_CPU_STALL_TIMEOUT=60

board/x86_64/linux_defconfig

@@ -266,7 +266,12 @@ CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_FS=y
 CONFIG_PANIC_ON_OOPS=y
 CONFIG_PANIC_TIMEOUT=20
-CONFIG_DETECT_HUNG_TASK=y
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC=y
+CONFIG_HARDLOCKUP_DETECTOR=y
+CONFIG_HARDLOCKUP_DETECTOR_PREFER_BUDDY=y
+CONFIG_BOOTPARAM_HARDLOCKUP_PANIC=y
 CONFIG_BOOTPARAM_HUNG_TASK_PANIC=y
+CONFIG_WQ_WATCHDOG=y
+CONFIG_WQ_CPU_INTENSIVE_REPORT=y
 CONFIG_FUNCTION_TRACER=y
 CONFIG_UNWINDER_FRAME_POINTER=y