> > When kexec_iomem_for_each_line() reads from /proc/iomem, concurrent > > modifications to /proc/iomem may lead to usablemem_rgns recording > > duplicate Crash kernel segments. > > This can result in the number of retrieved Crash kernel segments > > exceeding CRASH_MAX_RESERVED_RANGES, triggering a realloc of the > > crash_reserved_mem in usablemem_rgns, which could crash the process. > > We should ensure that each range added to usablemem_rgns is unique to > > prevent these issues. > > Thanks Chen Haixiang, > > This looks reasonable to me, but, as per Kernel submissions, I will need an > Signed-off-by line [1] in order to apply this patch. > > [1] > https://www.kernel.org/doc/html/latest/process/submitting-patches.html#sign > -your-work-the-developer-s-certificate-of-origin Thank you for your feedback, and I apologize for missing the Signed-off-by line. I'll resend the patch v2 with the required Signed-off-by line shortly. Best regards, Chen Haixiang _______________________________________________ kexec mailing list kexec@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/kexec
