smp: forward exception thrown by RPC callback back to a caller
smp: forward exception thrown by RPC callback back to a caller

If an exception is uncaught here it prevents smp_message_queue::listen()
from tail call itself so further RPC stops working.

kjniemi/seastar,sjperkins/seastar,leejir/seastar,shaunstanislaus/scylla,kangkot/scylla,kangkot/scylla,guiquanz/scylla,rluta/scylla,dwdm/seastar,stamhe/scylla,justintung/scylla,raphaelsc/scylla,tempbottle/scylla,bowlofstew/scylla,joerg84/seastar,rentongzhang/scylla,asias/scylla,syuu1228/seastar,raphaelsc/seastar,wildinto/scylla,flashbuckets/seastar,eklitzke/scylla,kjniemi/scylla,bzero/seastar,printedheart/seastar,bzero/seastar,koolhazz/seastar,ducthangho/imdb,aruanruan/scylla,gwicke/scylla,glommer/scylla,chunshengster/seastar,victorbriz/scylla,senseb/scylla,tempbottle/seastar,victorbriz/scylla,leejir/seastar,linearregression/scylla,shaunstanislaus/scylla,dwdm/scylla,aruanruan/scylla,stamhe/seastar,printedheart/seastar,koolhazz/seastar,raphaelsc/seastar,syuu1228/seastar,rluta/scylla,acbellini/scylla,shyamalschandra/seastar,scylladb/scylla,capturePointer/scylla,scylladb/seastar,avikivity/scylla,dwdm/scylla,slivne/seastar,justintung/scylla,dwdm/seastar,ducthangho/imdb,senseb/scylla,asias/scylla,linearregression/seastar,sjperkins/seastar,scylladb/scylla-seastar,duarten/scylla,shyamalschandra/seastar,slivne/seastar,gwicke/scylla,dreamsxin/seastar,cloudius-systems/seastar,mixja/seastar,phonkee/scylla,shaunstanislaus/scylla,rluta/scylla,syuu1228/seastar,jonathanleang/seastar,tempbottle/scylla,rentongzhang/scylla,wildinto/seastar,bzero/seastar,kjniemi/seastar,tempbottle/seastar,scylladb/seastar,dreamsxin/seastar,avikivity/seastar,kjniemi/scylla,flashbuckets/seastar,scylladb/scylla,duarten/scylla,respu/scylla,gwicke/scylla,glommer/scylla,anzihenry/seastar,kjniemi/scylla,respu/scylla,rentongzhang/scylla,scylladb/scylla-seastar,linearregression/scylla,acbellini/seastar,bowlofstew/seastar,dwdm/seastar,xtao/seastar,leejir/seastar,scylladb/seastar,cloudius-systems/seastar,capturePointer/scylla,scylladb/scylla,slivne/seastar,avikivity/scylla,norcimo5/seastar,linearregression/seastar,anzihenry/seastar,respu/scylla,phonkee/scylla,avikivity/scylla,mixja/seastar,bowlofstew/scylla,linearregression/seastar,jonathanleang/seastar,tempbottle/scylla,eklitzke/scylla,kangkot/scylla,chunshengster/seastar,tempbottle/seastar,raphaelsc/scylla,asias/scylla,bowlofstew/scylla,guiquanz/scylla,joerg84/seastar,hongliangzhao/seastar,dwdm/scylla,stamhe/seastar,raphaelsc/seastar,glommer/scylla,hongliangzhao/seastar,bowlofstew/seastar,duarten/scylla,cloudius-systems/seastar,raphaelsc/scylla,scylladb/scylla-seastar,koolhazz/seastar,norcimo5/seastar,scylladb/scylla,stamhe/scylla,eklitzke/scylla,justintung/scylla,kjniemi/seastar,avikivity/seastar,shyamalschandra/seastar,aruanruan/scylla,stamhe/scylla,jonathanleang/seastar,anzihenry/seastar,capturePointer/scylla,acbellini/seastar,hongliangzhao/seastar,wildinto/scylla,avikivity/seastar,norcimo5/seastar,wildinto/scylla,joerg84/seastar,acbellini/scylla,mixja/seastar,ducthangho/imdb,bowlofstew/seastar,wildinto/seastar,acbellini/scylla,acbellini/seastar,xtao/seastar,linearregression/scylla,dreamsxin/seastar,sjperkins/seastar,flashbuckets/seastar,phonkee/scylla,guiquanz/scylla,wildinto/seastar,printedheart/seastar,stamhe/seastar,chunshengster/seastar,senseb/scylla,victorbriz/scylla,xtao/seastar