>From 1243188bc4f722abf16518bf73924ce5f17750cf Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Fri, 1 Feb 2019 17:58:05 -0800 Subject: [PATCH] * etc/PROBLEMS: Mention profiler-report bug (Bug#34235). --- etc/PROBLEMS | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/etc/PROBLEMS b/etc/PROBLEMS index cab087631c..00583f016d 100644 --- a/etc/PROBLEMS +++ b/etc/PROBLEMS @@ -1850,6 +1850,12 @@ term/xterm.el) for more details. ** GNU/Linux +*** GNU/Linux: profiler-report outputs nothing. + +A few versions of the Linux kernel have timer bugs that break CPU +profiling; see Bug#34235. To fix the problem, upgrade to kernel +versions 4.19.19 or 4.20.6, or later. + *** GNU/Linux: Process output is corrupted. There is a bug in Linux kernel 2.6.10 PTYs that can cause emacs to -- 2.20.1