On Fri, Mar 13, 2026 at 09:56:49AM -0700, Gustavo Luiz Duarte wrote: > Add a Kconfig option to set the default value of the > kernel.panic_on_rcu_stall sysctl, allowing the kernel to be built > with panic-on-RCU-stall enabled by default. > > This is useful for high-availability systems that require automatic > recovery (via panic_timeout) when a CPU stall is detected, without > needing userspace to configure the sysctl at boot. > > This follows the pattern established by BOOTPARAM_SOFTLOCKUP_PANIC > and BOOTPARAM_HUNG_TASK_PANIC. The runtime sysctl can still override > the Kconfig default. > > Signed-off-by: Gustavo Luiz Duarte <[email protected]>
Tested-by: Breno Leitao <[email protected]>
