From: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxxxxxx> Subject: scripts/decode_stacktrace.sh: guess path to vmlinux by release name Add option decode_stacktrace -r <release> to specify only release name. This is enough to guess standard paths to vmlinux and modules: $ echo -e 'schedule+0x0/0x0 tap_open+0x0/0x0 [tap]' | ./scripts/decode_stacktrace.sh -r 5.4.0-37-generic schedule (kernel/sched/core.c:4138) tap_open (drivers/net/tap.c:502) tap Link: http://lkml.kernel.org/r/159282923334.248444.2399153100007347838.stgit@buzz Signed-off-by: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxxxxxx> Cc: Sasha Levin <sashal@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- scripts/decode_stacktrace.sh | 29 ++++++++++++++++++++++++----- 1 file changed, 24 insertions(+), 5 deletions(-) --- a/scripts/decode_stacktrace.sh~scripts-decode_stacktrace-guess-path-to-vmlinux-by-release-name +++ a/scripts/decode_stacktrace.sh @@ -5,14 +5,33 @@ if [[ $# < 1 ]]; then echo "Usage:" - echo " $0 <vmlinux> [base path] [modules path]" + echo " $0 -r <release> | <vmlinux> [base path] [modules path]" exit 1 fi -vmlinux=$1 -basepath=${2-auto} -modpath=$3 -release="" +if [[ $1 == "-r" ]] ; then + vmlinux="" + basepath="auto" + modpath="" + release=$2 + + for fn in {,/usr/lib/debug}/boot/vmlinux-$release{,.debug} /lib/modules/$release{,/build}/vmlinux ; do + if [ -e "$fn" ] ; then + vmlinux=$fn + break + fi + done + + if [[ $vmlinux == "" ]] ; then + echo "ERROR! vmlinux image for release $release is not found" >&2 + exit 2 + fi +else + vmlinux=$1 + basepath=${2-auto} + modpath=$3 + release="" +fi declare -A cache declare -A modcache _
