Hi, fib-onlink-tests.sh (from kselftest) found a regression between next-20180424 [1] (worked with tag next-20180423 [2])
here is tree commits that look suspicious specially this patch (sha: f9d4b0c1e969) rewrites fib_nl_newrule().his patch (sha: f9d4b0c1e969) rewrites fib_nl_newrule(). b16fb418b1bf ("net: fib_rules: add extack support") f9d4b0c1e969 ("fib_rules: move common handling of newrule delrule msgs into fib_nl2rule") 8a14e46f1402 ("net/ipv6: Fix missing rcu dereferences on from") Cheers, Anders [1] https://lkft.validation.linaro.org/scheduler/job/195181#L3447 [2] https://lkft.validation.linaro.org/scheduler/job/193410#L3438