From 53375be47c07c1aec7f97abaaea177b318f04e08 Mon Sep 17 00:00:00 2001 From: Alexandre Julliard <julliard@winehq.org> Date: Tue, 18 Dec 2018 17:18:09 +0100 Subject: [PATCH] server: Reset hardware breakpoint sizes before setting them. Workaround for kernel bug 200965. Signed-off-by: Alexandre Julliard <julliard@winehq.org> --- server/ptrace.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/server/ptrace.c b/server/ptrace.c index 808328ecbc2..6be1591d543 100644 --- a/server/ptrace.c +++ b/server/ptrace.c @@ -628,6 +628,9 @@ void set_thread_context( struct thread *thread, const context_t *context, unsign if (!suspend_for_ptrace( thread )) return; + /* force all breakpoint lengths to 1, workaround for kernel bug 200965 */ + ptrace( PTRACE_POKEUSER, pid, DR_OFFSET(7), 0x11110055 ); + switch (context->cpu) { case CPU_x86: -- GitLab