From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 6A2F83858D39; Fri, 6 Jan 2023 18:05:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 6A2F83858D39 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1673028304; bh=jCVTj7fp2NvDbv/Pa4iFc+UXt3LXTkksHjogxS8Ow/Q=; h=From:To:Subject:Date:In-Reply-To:References:From; b=hLrWI8mwZmH0SP4JNEJbQpK0HgF/QieMg5biOJVEycLyl0gojq70WGf+3ohqPk26y Efs6eZSyQtehTl7ctW5KS1XtPaKT6IDbu614uCkROzDDwp7z/9Ai9O+4GH8pmw4ozO TpI56KYtl99niefpApTOvs8be1XD7DQDkvUHp24M= From: "vries at gcc dot gnu.org" To: gdb-prs@sourceware.org Subject: [Bug gdb/29833] [gdb] FAIL: gdb.server/monitor-exit-quit.exp: monitor exit Date: Fri, 06 Jan 2023 18:05:03 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gdb X-Bugzilla-Component: gdb X-Bugzilla-Version: HEAD X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: vries at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at sourceware dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://sourceware.org/bugzilla/show_bug.cgi?id=3D29833 --- Comment #7 from Tom de Vries --- Using this patch: ... diff --git a/gdb/remote.c b/gdb/remote.c index 218bca30d04..1ef9315f2de 100644 --- a/gdb/remote.c +++ b/gdb/remote.c @@ -9471,6 +9471,9 @@ remote_target::readchar (int timeout) { case SERIAL_EOF: remote_unpush_target (this); + fprintf (stderr, "Throwing Remote connection closed\n"); + fflush (stderr); + gdb_assert (false); throw_error (TARGET_CLOSE_ERROR, _("Remote connection closed")); /* no return */ case SERIAL_ERROR: ... I generated a backtrace in gdb.log: ... $ cat gdb.bt | c++filt=20 0x593e04 gdb_internal_backtrace_1 /home/vries/gdb_versions/devel/src/gdb/bt-utils.c:122 0x593ea7 gdb_internal_backtrace() /home/vries/gdb_versions/devel/src/gdb/bt-utils.c:168 0xcd877a internal_vproblem /home/vries/gdb_versions/devel/src/gdb/utils.c:401 0xcd8b49 internal_verror(char const*, int, char const*, __va_list_tag*) /home/vries/gdb_versions/devel/src/gdb/utils.c:481 0x14345e6 internal_error_loc(char const*, int, char const*, ...) /home/vries/gdb_versions/devel/src/gdbsupport/errors.cc:58 0xaa94a8 remote_target::readchar(int) /home/vries/gdb_versions/devel/src/gdb/remote.c:9476 0xaaa25b remote_target::getpkt_or_notif_sane_1(std::vector > >*, int, int, int*) /home/vries/gdb_versions/devel/src/gdb/remote.c:9946 0xaaa649 remote_target::getpkt_or_notif_sane(std::vector > >*, int, int*) /home/vries/gdb_versions/devel/src/gdb/remote.c:10055 0xaa62b4 remote_target::wait_ns(ptid_t, target_waitstatus*, enum_flags) /home/vries/gdb_versions/devel/src/gdb/remote.c:8128 0xaa6ca2 remote_target::wait(ptid_t, target_waitstatus*, enum_flags) /home/vries/gdb_versions/devel/src/gdb/remote.c:8357 0xc12f46 target_wait(ptid_t, target_waitstatus*, enum_flags) /home/vries/gdb_versions/devel/src/gdb/target.c:2579 0x86adf9 do_target_wait_1 /home/vries/gdb_versions/devel/src/gdb/infrun.c:3736 0x86af51 operator() /home/vries/gdb_versions/devel/src/gdb/infrun.c:3795 0x86b27f do_target_wait /home/vries/gdb_versions/devel/src/gdb/infrun.c:3814 0x86c04c fetch_inferior_event() /home/vries/gdb_versions/devel/src/gdb/infrun.c:4172 0x84b13b inferior_event_handler(inferior_event_type) /home/vries/gdb_versions/devel/src/gdb/inf-loop.c:41 0xab52c6 remote_async_serial_handler /home/vries/gdb_versions/devel/src/gdb/remote.c:14424 0xb5bfef run_async_handler_and_reschedule /home/vries/gdb_versions/devel/src/gdb/ser-base.c:138 0xb5c0d4 fd_event /home/vries/gdb_versions/devel/src/gdb/ser-base.c:189 0x143544d handle_file_event /home/vries/gdb_versions/devel/src/gdbsupport/event-loop.cc:573 0x14359d5 gdb_wait_for_event /home/vries/gdb_versions/devel/src/gdbsupport/event-loop.cc:694 0x14348a9 gdb_do_one_event(int) /home/vries/gdb_versions/devel/src/gdbsupport/event-loop.cc:264 0x8ffdba start_event_loop /home/vries/gdb_versions/devel/src/gdb/main.c:411 0x8ffee0 captured_command_loop /home/vries/gdb_versions/devel/src/gdb/main.c:471 0x901666 captured_main /home/vries/gdb_versions/devel/src/gdb/main.c:1310 0x9016cc gdb_main(captured_main_args*) /home/vries/gdb_versions/devel/src/gdb/main.c:1325 0x41a26d main /home/vries/gdb_versions/devel/src/gdb/gdb.c:32 ... I updated the core pattern to: ... $ cat /proc/sys/kernel/core_pattern core.%e.%p.%h.%t ... but that doesn't uniquely identify the core file that's matching this particular test-case, because in gdb.log we're not posting the pid's of gdb when spawned. I'll try again with -v, maybe that will improve things. --=20 You are receiving this mail because: You are on the CC list for the bug.=