For 'opcode_str' in sprintf(), the maximize length of format "0x%llx\n" is 20 ("0xffffffffffffffff\n"), so need define 'opcode_str' at least 20 length. Or the big number comes, it will cause issue. Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx> --- arch/alpha/kernel/err_marvel.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/alpha/kernel/err_marvel.c b/arch/alpha/kernel/err_marvel.c index ae54ad9..2310082 100644 --- a/arch/alpha/kernel/err_marvel.c +++ b/arch/alpha/kernel/err_marvel.c @@ -275,7 +275,7 @@ marvel_print_po7_uncrr_sym(u64 uncrr_sym, u64 valid_mask) static void marvel_print_po7_ugbge_sym(u64 ugbge_sym) { - char opcode_str[10]; + char opcode_str[20]; #define IO7__PO7_UGBGE_SYM__UPH_PKT_OFF__S (6) #define IO7__PO7_UGBGE_SYM__UPH_PKT_OFF__M (0xfffffffful) -- 1.7.7.6 -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html