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Mon, 21 Oct 2024 02:13:49 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGGlFKhGtlIA4LCsmooEH/V8rpWUErU/HDYK3sQluGH2F+/l87sMt+yvbD0p863ELp+dmeOng== X-Received: by 2002:a05:6000:e48:b0:37c:c9bc:1be6 with SMTP id ffacd0b85a97d-37d93da453emr8226830f8f.16.1729502028334; Mon, 21 Oct 2024 02:13:48 -0700 (PDT) Received: from localhost ([195.213.152.26]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-37ee0a584f7sm3809238f8f.53.2024.10.21.02.13.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Oct 2024 02:13:47 -0700 (PDT) From: Andrew Burgess To: Markus Metzger , gdb-patches@sourceware.org Cc: pedro@palves.net Subject: Re: [PATCH v5 0/4] PR gdb/31353 In-Reply-To: <20240410074613.54520-1-markus.t.metzger@intel.com> References: <20240410074613.54520-1-markus.t.metzger@intel.com> Date: Mon, 21 Oct 2024 10:13:46 +0100 Message-ID: <87ldyhyg1h.fsf@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces~public-inbox=simark.ca@sourceware.org Markus Metzger writes: > Reviving an old patch series that was first submitted in Jan'21. > > It fixes issues with breakpoints at the end of the execution history, > including PR gdb/31353, which was submitted in the meantime. > > Bug: https://sourceware.org/bugzilla/show_bug.cgi?id=31353 > > Guinevere Larsen reviewed most of the series and reported an issue with > applying the last patch. I'm resending the series, rebased on current > master, to hopefully fix that issue. > > The only change to v4 is that a redundant forward declaration was removed. > > The changes are mostly in infrun and require global maintainer approval. > > Markus Metzger (4): > gdb, infrun, btrace: fix reverse/replay stepping at end of execution > history > gdb, infrun, record: fix hang when step-over fails with no-history > gdb, infrun, record: move no-history notification into normal_stop > gdb, infrun: fix multi-threaded reverse stepping > > gdb/gdbthread.h | 13 +++ > gdb/infrun.c | 86 +++++++++++++----- > gdb/infrun.h | 7 -- > gdb/record-btrace.c | 19 ++-- > gdb/testsuite/gdb.btrace/cont-hang.exp | 43 +++++++++ > .../gdb.btrace/implicit-stop-replaying.exp | 90 +++++++++++++++++++ > .../gdb.btrace/multi-thread-break-hang.exp | 84 +++++++++++++++++ > gdb/testsuite/gdb.btrace/step-hang.exp | 42 +++++++++ > gdb/testsuite/gdb.btrace/stepn.exp | 50 +++++++++++ I built this series off current master, ran these tests and saw 6 unexpected failures: FAIL: gdb.btrace/stepn.exp: stepi: stepi 5 FAIL: gdb.btrace/stepn.exp: step: step 5 FAIL: gdb.btrace/stepn.exp: next: next 5 FAIL: gdb.btrace/multi-thread-break-hang.exp: stepi.1 FAIL: gdb.btrace/multi-thread-break-hang.exp: stepi.2 FAIL: gdb.btrace/multi-thread-break-hang.exp: stepi.3 The full gdb.log is included below. I'll hold off reviewing this series and take a look at the other (for PR gdb/19340) for now. If there's any additional information you need to help debug the failures, please just ask. Thanks, Andrew --- Test run by andrew on Mon Oct 21 10:08:53 2024 Native configuration is x86_64-pc-linux-gnu === gdb tests === Schedule of variations: unix Running target unix Using /home/andrew/.software/packages/dejagnu/1.6.3/share/dejagnu/baseboards/unix.exp as board description file for target. Using /home/andrew/.software/packages/dejagnu/1.6.3/share/dejagnu/config/unix.exp as generic interface file for target. Using /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/config/unix.exp as tool-and-target-specific interface file. Running /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/stepn.exp ... Executing on build: rm -rf /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn (timeout = 300) builtin_spawn -ignore SIGHUP rm -rf /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn gdb_do_cache: allow_btrace_tests ( ) gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fdiagnostics-color=never -c -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/ccopts.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/ccopts.c (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fdiagnostics-color=never -c -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/ccopts.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/ccopts.c get_compiler_info: gcc-9-3-1 Executing on host: gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.c -fdiagnostics-color=never -w -g -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.x (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.c -fdiagnostics-color=never -w -g -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.x builtin_spawn /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../gdb/gdb -nw -nx -q -iex set height 0 -iex set width 0 -data-directory /home/andrew/projects/binutils-gdb/build.dev-d/gdb/data-directory (gdb) set height 0 (gdb) set width 0 (gdb) dir Reinitialize source path to empty? (y or n) y Source directories searched: $cdir:$cwd (gdb) dir /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace Source directories searched: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace:$cdir:$cwd (gdb) kill The program is not being run. (gdb) file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.x Reading symbols from /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.x... (gdb) delete breakpoints (gdb) info breakpoints No breakpoints, watchpoints, tracepoints, or catchpoints. (gdb) break -qualified main Breakpoint 1 at 0x40110a: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.c, line 1. (gdb) run Starting program: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.x Breakpoint 1, main () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.c:1 warning: 1 /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/temp/2224305/allow_btrace_tests.c: No such file or directory (gdb) record btrace (gdb) gdb_caching_proc allow_btrace_tests caused gdb_exit to be called gdb_caching_proc allow_btrace_tests marked as called gdb_caching_proc universal_compile_options_c marked as called gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector -fdiagnostics-color=never -c -g -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn0.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector -fdiagnostics-color=never -c -g -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn0.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn0.o -fdiagnostics-color=never -g -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn0.o -fdiagnostics-color=never -g -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn builtin_spawn /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../gdb/gdb -nw -nx -q -iex set height 0 -iex set width 0 -data-directory /home/andrew/projects/binutils-gdb/build.dev-d/gdb/data-directory (gdb) set height 0 (gdb) set width 0 (gdb) dir Reinitialize source path to empty? (y or n) y Source directories searched: $cdir:$cwd (gdb) dir /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace Source directories searched: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace:$cdir:$cwd (gdb) kill The program is not being run. (gdb) file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn Reading symbols from /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn... (gdb) delete breakpoints (gdb) info breakpoints No breakpoints, watchpoints, tracepoints, or catchpoints. (gdb) break -qualified main Breakpoint 1 at 0x401144: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c, line 49. (gdb) run Starting program: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/stepn/stepn Breakpoint 1, main () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c:49 49 fun4 (); /* main.2 */ (gdb) record btrace (gdb) PASS: gdb.btrace/stepn.exp: record btrace next 50 return 0; /* main.3 */ (gdb) PASS: gdb.btrace/stepn.exp: next reverse-stepi 0x000000000040113f in fun4 () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c:44 44 } /* fun4.5 */ (gdb) PASS: gdb.btrace/stepn.exp: stepi: reverse-stepi stepi 5 Reached end of recorded history; stopping. Following forward execution will be added to history. 50 return 0; /* main.3 */ (gdb) FAIL: gdb.btrace/stepn.exp: stepi: stepi 5 reverse-step fun4 () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c:44 44 } /* fun4.5 */ (gdb) PASS: gdb.btrace/stepn.exp: step: reverse-step step 5 Reached end of recorded history; stopping. Following forward execution will be added to history. 50 return 0; /* main.3 */ (gdb) FAIL: gdb.btrace/stepn.exp: step: step 5 reverse-next Breakpoint 1, main () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c:49 49 fun4 (); /* main.2 */ (gdb) PASS: gdb.btrace/stepn.exp: next: reverse-next next 5 Reached end of recorded history; stopping. Following forward execution will be added to history. main () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c:50 50 return 0; /* main.3 */ (gdb) FAIL: gdb.btrace/stepn.exp: next: next 5 testcase /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/stepn.exp completed in 1 seconds Running /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/implicit-stop-replaying.exp ... Executing on build: rm -rf /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying (timeout = 300) builtin_spawn -ignore SIGHUP rm -rf /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying gdb_do_cache: allow_btrace_tests ( ) gdb_caching_proc allow_btrace_tests caused gdb_exit to be called gdb_caching_proc allow_btrace_tests marked as called gdb_caching_proc universal_compile_options_c marked as called gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector -fdiagnostics-color=never -c -g -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying0.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector -fdiagnostics-color=never -c -g -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying0.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying0.o -fdiagnostics-color=never -g -lpthreads -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying0.o -fdiagnostics-color=never -g -lpthreads -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying /usr/bin/ld: cannot find -lpthreads collect2: error: ld returned 1 exit status compiler exited with status 1 output is: /usr/bin/ld: cannot find -lpthreads collect2: error: ld returned 1 exit status gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying0.o -fdiagnostics-color=never -g -lpthread -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying0.o -fdiagnostics-color=never -g -lpthread -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying PASS: gdb.btrace/implicit-stop-replaying.exp: successfully compiled posix threads test case builtin_spawn /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../gdb/gdb -nw -nx -q -iex set height 0 -iex set width 0 -data-directory /home/andrew/projects/binutils-gdb/build.dev-d/gdb/data-directory (gdb) set height 0 (gdb) set width 0 (gdb) dir Reinitialize source path to empty? (y or n) y Source directories searched: $cdir:$cwd (gdb) dir /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace Source directories searched: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace:$cdir:$cwd (gdb) kill The program is not being run. (gdb) file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying Reading symbols from /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying... (gdb) delete breakpoints (gdb) info breakpoints No breakpoints, watchpoints, tracepoints, or catchpoints. (gdb) break -qualified main Breakpoint 1 at 0x4011a8: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c, line 44. (gdb) run Starting program: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/implicit-stop-replaying/implicit-stop-replaying [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". Breakpoint 1, main () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:44 44 pthread_barrier_init (&barrier, NULL, 2); (gdb) break multi-thread-step.c:30 Breakpoint 2 at 0x40117c: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c, line 30. (gdb) continue Continuing. [New Thread 0x7ffff7c5c700 (LWP 2224488)] [Switching to Thread 0x7ffff7c5c700 (LWP 2224488)] Thread 2 "implicit-stop-r" hit Breakpoint 2, test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:30 30 global = 42; /* bp.1 */ (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: continue to breakpoint: continue to bp.1 info threads Id Target Id Frame 1 Thread 0x7ffff7c5e100 (LWP 2224484) "implicit-stop-r" test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:30 * 2 Thread 0x7ffff7c5c700 (LWP 2224488) "implicit-stop-r" test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:30 (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: info threads record btrace (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: record btrace delete breakpoints Delete all breakpoints, watchpoints, tracepoints, and catchpoints? (y or n) y (gdb) info breakpoints No breakpoints, watchpoints, tracepoints, or catchpoints. (gdb) break multi-thread-step.c:34 Breakpoint 3 at 0x401190: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c, line 34. (gdb) continue Continuing. Thread 2 "implicit-stop-r" hit Breakpoint 3, test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:34 34 global = 42; /* bp.2 */ (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: continue to breakpoint: continue to bp.2 thread [Current thread is 2 (Thread 0x7ffff7c5c700 (LWP 2224488))] (gdb) set scheduler-locking replay (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: set scheduler-locking replay delete breakpoints Delete all breakpoints, watchpoints, tracepoints, and catchpoints? (y or n) y (gdb) info breakpoints No breakpoints, watchpoints, tracepoints, or catchpoints. (gdb) thread apply 1 reverse-stepi Thread 1 (Thread 0x7ffff7c5e100 (LWP 2224484) "implicit-stop-r"): 0x00007ffff7f7f135 in pthread_barrier_wait () from /lib64/libpthread.so.0 (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: thread apply 1 reverse-stepi thread apply 1 info record Thread 1 (Thread 0x7ffff7c5e100 (LWP 2224484) "implicit-stop-r"): Active record target: record-btrace Recording format: Intel Processor Trace. Buffer size: 16kB. Recorded 70 instructions in 3 functions (0 gaps) for thread 1 (Thread 0x7ffff7c5e100 (LWP 2224484)). Replay in progress. At instruction 70. (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: other thread is replaying next 36 return arg; (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: next thread apply 1 info record Thread 1 (Thread 0x7ffff7c5e100 (LWP 2224484) "implicit-stop-r"): Active record target: record-btrace Recording format: Intel Processor Trace. Buffer size: 16kB. Recorded 825 instructions in 26 functions (0 gaps) for thread 1 (Thread 0x7ffff7c5e100 (LWP 2224484)). (gdb) PASS: gdb.btrace/implicit-stop-replaying.exp: other thread stopped replaying testcase /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/implicit-stop-replaying.exp completed in 0 seconds Running /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/step-hang.exp ... Executing on build: rm -rf /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang (timeout = 300) builtin_spawn -ignore SIGHUP rm -rf /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang gdb_do_cache: allow_btrace_tests ( ) gdb_caching_proc allow_btrace_tests caused gdb_exit to be called gdb_caching_proc allow_btrace_tests marked as called gdb_caching_proc universal_compile_options_c marked as called gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector -fdiagnostics-color=never -c -g -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang0.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector -fdiagnostics-color=never -c -g -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang0.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang0.o -fdiagnostics-color=never -g -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang0.o -fdiagnostics-color=never -g -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang builtin_spawn /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../gdb/gdb -nw -nx -q -iex set height 0 -iex set width 0 -data-directory /home/andrew/projects/binutils-gdb/build.dev-d/gdb/data-directory (gdb) set height 0 (gdb) set width 0 (gdb) dir Reinitialize source path to empty? (y or n) y Source directories searched: $cdir:$cwd (gdb) dir /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace Source directories searched: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace:$cdir:$cwd (gdb) kill The program is not being run. (gdb) file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang Reading symbols from /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang... (gdb) delete breakpoints (gdb) info breakpoints No breakpoints, watchpoints, tracepoints, or catchpoints. (gdb) break -qualified main Breakpoint 1 at 0x401144: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c, line 49. (gdb) run Starting program: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/step-hang/step-hang Breakpoint 1, main () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c:49 49 fun4 (); /* main.2 */ (gdb) record btrace (gdb) PASS: gdb.btrace/step-hang.exp: record btrace next 50 return 0; /* main.3 */ (gdb) PASS: gdb.btrace/step-hang.exp: next reverse-stepi 0x000000000040113f in fun4 () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c:44 44 } /* fun4.5 */ (gdb) PASS: gdb.btrace/step-hang.exp: reverse-stepi break Breakpoint 2 at 0x40113f: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c, line 44. (gdb) PASS: gdb.btrace/step-hang.exp: break step main () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/record_goto.c:50 50 return 0; /* main.3 */ (gdb) PASS: gdb.btrace/step-hang.exp: step continue Continuing. [Inferior 1 (process 2224541) exited normally] (gdb) PASS: gdb.btrace/step-hang.exp: continue until exit testcase /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/step-hang.exp completed in 1 seconds Running /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-break-hang.exp ... Executing on build: rm -rf /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang (timeout = 300) builtin_spawn -ignore SIGHUP rm -rf /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang gdb_do_cache: allow_btrace_tests ( ) gdb_caching_proc allow_btrace_tests caused gdb_exit to be called gdb_caching_proc allow_btrace_tests marked as called gdb_caching_proc universal_compile_options_c marked as called gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector -fdiagnostics-color=never -c -g -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang0.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector -fdiagnostics-color=never -c -g -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang0.o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang0.o -fdiagnostics-color=never -g -lpthreads -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang0.o -fdiagnostics-color=never -g -lpthreads -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang /usr/bin/ld: cannot find -lpthreads collect2: error: ld returned 1 exit status compiler exited with status 1 output is: /usr/bin/ld: cannot find -lpthreads collect2: error: ld returned 1 exit status gdb_do_cache: universal_compile_options_c ( ) Executing on host: gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang0.o -fdiagnostics-color=never -g -lpthread -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang (timeout = 300) builtin_spawn -ignore SIGHUP gcc -fno-stack-protector /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang0.o -fdiagnostics-color=never -g -lpthread -lm -o /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang PASS: gdb.btrace/multi-thread-break-hang.exp: successfully compiled posix threads test case builtin_spawn /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../gdb/gdb -nw -nx -q -iex set height 0 -iex set width 0 -data-directory /home/andrew/projects/binutils-gdb/build.dev-d/gdb/data-directory (gdb) set height 0 (gdb) set width 0 (gdb) dir Reinitialize source path to empty? (y or n) y Source directories searched: $cdir:$cwd (gdb) dir /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace Source directories searched: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace:$cdir:$cwd (gdb) kill The program is not being run. (gdb) file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang Reading symbols from /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang... (gdb) delete breakpoints (gdb) info breakpoints No breakpoints, watchpoints, tracepoints, or catchpoints. (gdb) break -qualified main Breakpoint 1 at 0x4011a8: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c, line 44. (gdb) run Starting program: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/outputs/gdb.btrace/multi-thread-break-hang/multi-thread-break-hang [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". Breakpoint 1, main () at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:44 44 pthread_barrier_init (&barrier, NULL, 2); (gdb) break multi-thread-step.c:30 Breakpoint 2 at 0x40117c: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c, line 30. (gdb) continue Continuing. [New Thread 0x7ffff7c5c700 (LWP 2224606)] [Switching to Thread 0x7ffff7c5c700 (LWP 2224606)] Thread 2 "multi-thread-br" hit Breakpoint 2, test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:30 30 global = 42; /* bp.1 */ (gdb) PASS: gdb.btrace/multi-thread-break-hang.exp: continue to breakpoint: continue to bp.1 record btrace (gdb) PASS: gdb.btrace/multi-thread-break-hang.exp: record btrace delete breakpoints Delete all breakpoints, watchpoints, tracepoints, and catchpoints? (y or n) y (gdb) info breakpoints No breakpoints, watchpoints, tracepoints, or catchpoints. (gdb) break multi-thread-step.c:34 Breakpoint 3 at 0x401190: file /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c, line 34. (gdb) continue Continuing. Thread 2 "multi-thread-br" hit Breakpoint 3, test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:34 34 global = 42; /* bp.2 */ (gdb) PASS: gdb.btrace/multi-thread-break-hang.exp: continue to breakpoint: continue to bp.2 print /d $_thread $1 = 2 (gdb) PASS: gdb.btrace/multi-thread-break-hang.exp: get integer valueof "$_thread" set scheduler-locking step (gdb) PASS: gdb.btrace/multi-thread-break-hang.exp: set scheduler-locking step thread apply 1 record goto begin Thread 1 (Thread 0x7ffff7c5e100 (LWP 2224603) "multi-thread-br"): #0 test (arg=) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:30 30 global = 42; /* bp.1 */ (gdb) PASS: gdb.btrace/multi-thread-break-hang.exp: thread apply 1 record goto begin thread apply 1 info record Thread 1 (Thread 0x7ffff7c5e100 (LWP 2224603) "multi-thread-br"): Active record target: record-btrace Recording format: Intel Processor Trace. Buffer size: 16kB. Recorded 70 instructions in 3 functions (0 gaps) for thread 1 (Thread 0x7ffff7c5e100 (LWP 2224603)). Replay in progress. At instruction 1. (gdb) PASS: gdb.btrace/multi-thread-break-hang.exp: thread apply 1 info record stepi Reached end of recorded history; stopping. Following forward execution will be added to history. test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:34 34 global = 42; /* bp.2 */ (gdb) FAIL: gdb.btrace/multi-thread-break-hang.exp: stepi.1 stepi Reached end of recorded history; stopping. Following forward execution will be added to history. test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:34 34 global = 42; /* bp.2 */ (gdb) FAIL: gdb.btrace/multi-thread-break-hang.exp: stepi.2 stepi Reached end of recorded history; stopping. Following forward execution will be added to history. test (arg=0x0) at /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-step.c:34 34 global = 42; /* bp.2 */ (gdb) FAIL: gdb.btrace/multi-thread-break-hang.exp: stepi.3 testcase /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../../src.dev-d/gdb/testsuite/gdb.btrace/multi-thread-break-hang.exp completed in 1 seconds === gdb Summary === # of expected passes 29 # of unexpected failures 6 Executing on host: /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../gdb/gdb -nw -nx -q -iex "set height 0" -iex "set width 0" -data-directory /home/andrew/projects/binutils-gdb/build.dev-d/gdb/data-directory --version (timeout = 300) builtin_spawn -ignore SIGHUP /home/andrew/projects/binutils-gdb/build.dev-d/gdb/testsuite/../../gdb/gdb -nw -nx -q -iex set height 0 -iex set width 0 -data-directory /home/andrew/projects/binutils-gdb/build.dev-d/gdb/data-directory --version GNU gdb (GDB) 16.0.50.20241020-git Copyright (C) 2024 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. /home/andrew/projects/binutils-gdb/build.dev-d/gdb/gdb version 16.0.50.20241020-git -nw -nx -q -iex "set height 0" -iex "set width 0" -data-directory /home/andrew/projects/binutils-gdb/build.dev-d/gdb/data-directory runtest completed at Mon Oct 21 10:08:56 2024