From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 43BEA3858D35; Thu, 25 Jun 2020 08:18:51 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 43BEA3858D35 From: "ro at gcc dot gnu.org" To: gdb-prs@sourceware.org Subject: [Bug tdep/26170] New: gdb.base/testenv.exp loops on Linux/sparc64 Date: Thu, 25 Jun 2020 08:18:51 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gdb X-Bugzilla-Component: tdep X-Bugzilla-Version: HEAD X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ro 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: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone cf_gcchost cf_gcctarget cf_gccbuild Message-ID: 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 X-BeenThere: gdb-prs@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-prs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 25 Jun 2020 08:18:51 -0000 https://sourceware.org/bugzilla/show_bug.cgi?id=3D26170 Bug ID: 26170 Summary: gdb.base/testenv.exp loops on Linux/sparc64 Product: gdb Version: HEAD Status: NEW Severity: normal Priority: P2 Component: tdep Assignee: unassigned at sourceware dot org Reporter: ro at gcc dot gnu.org Target Milestone: --- Host: sparc64-unknown-linux-gnu Target: sparc64-unknown-linux-gnu Build: sparc64-unknown-linux-gnu While testing current master on Linux/sparc64, the gdb.base/testenv.exp wou= ld loop: PASS: gdb.base/testenv.exp: test_inherit_env_var: test1: test passing TEST_GDB_G LOBAL to GDB FAIL: gdb.base/testenv.exp: test_inherit_env_var: test1: TEST_GDB_GLOBAL, g= et nu m vars FAIL: gdb.base/testenv.exp: test_inherit_env_var: test1: TEST_GDB_GLOBAL, confir med FAIL: gdb.base/testenv.exp: test_inherit_env_var: test1: printf "var: %s\n", env p[0] ? envp[0] : "" [...] FAIL: gdb.base/testenv.exp: test_inherit_env_var: test1: printf "var: %s\n", envp[4443985] ? envp[4443985] : "" which I only noticed after those 4.4+ million iterations. The failure mode is like this: (gdb) run=20 Starting program: /home/ro/obj/gdb/master/dist/gdb/testsuite/outputs/gdb.base/testenv/testenv= =20 Program found 0 variables starting with TEST_GDB Breakpoint 1, main (argc=3D, argv=3D, envp=3D) at /home/ro/src/gdb/master/dist/gdb/testsuite/gdb.base/testenv.c:42 42 return 0; /* set breakpoint here. */ (gdb) print /d j Cannot access memory at address 0x7fc (gdb) FAIL: gdb.base/testenv.exp: test_set_unset_env: test1: no TEST_GDB va= rs, get num vars FAIL: gdb.base/testenv.exp: test_set_unset_env: test1: no TEST_GDB vars, confirmed [...] printf "var: %s\n", envp[4443985] ? envp[4443985] : "" Cannot access memory at address 0x894 (gdb) FAIL: gdb.base/testenv.exp: test_inherit_env_var: test1: printf "var: %s\n", envp[4443985] ? envp[4443985] : "" --=20 You are receiving this mail because: You are on the CC list for the bug.=