On Thu, 5 May 2022 21:04:51 +0530, Kajol Jain wrote: > With CONFIG_FORTIFY_SOURCE enabled, string functions will also perform > dynamic checks for string size which can panic the kernel, > like incase of overflow detection. > > In papr_scm, papr_scm_pmu_check_events function uses stat->stat_id > with string operations, to populate the nvdimm_events_map array. > Since stat_id variable is not NULL terminated, the kernel panics > with CONFIG_FORTIFY_SOURCE enabled at boot time. > > [...]
Applied to powerpc/fixes. [1/1] powerpc/papr_scm: Fix buffer overflow issue with CONFIG_FORTIFY_SOURCE https://git.kernel.org/powerpc/c/348c71344111d7a48892e3e52264ff11956fc196 cheers