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gdb-moribund-utrace-workaround.patch
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File gdb-moribund-utrace-workaround.patch of Package gdb.8854
From FEDORA_PATCHES 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 ;; 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. diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c --- a/gdb/breakpoint.c +++ b/gdb/breakpoint.c @@ -12016,6 +12016,8 @@ 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);
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