From 53e7056c653cd49e558e008e3a0cd77cb91979df Mon Sep 17 00:00:00 2001
From: Fedora GDB patches <invalid@email.com>
Date: Fri, 27 Oct 2017 21:07:50 +0200
Subject: gdb-moribund-utrace-workaround.patch
FileName: gdb-moribund-utrace-workaround.patch
;; Workaround non-stop moribund locations exploited by kernel utrace (BZ 590623).
;;=push+jan: Currently it is still not fully safe.
https://bugzilla.redhat.com/show_bug.cgi?id=590623
http://sources.redhat.com/bugzilla/show_bug.cgi?id=11593
Bug in FSF GDB exploited by the ptrace-on-utrace interaction.
---
gdb/breakpoint.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
index 269928a794..fb129bf38a 100644
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -12105,6 +12105,8 @@ update_global_location_list (enum ugll_insert_mode insert_mode)
traps we can no longer explain. */
old_loc->events_till_retirement = 3 * (thread_count () + 1);
+ /* Red Hat Bug 590623. */
+ old_loc->events_till_retirement *= 10;
old_loc->owner = NULL;
VEC_safe_push (bp_location_p, moribund_locations, old_loc);
--
2.14.3