From: Paul Eggert <eggert@cs.ucla.edu>
Date: Sat, 2 Feb 2019 01:58:05 +0000 (-0800)
Subject: * etc/PROBLEMS: Mention profiler-report bug (Bug#34235).
X-Git-Tag: emacs-26.1.92~36
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=9d87ba1e1fd987be465e22712d4bc79225bbc6b3;p=emacs.git

* etc/PROBLEMS: Mention profiler-report bug (Bug#34235).
---

diff --git a/etc/PROBLEMS b/etc/PROBLEMS
index cab087631c7..00583f016d1 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