From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2CDFD32936C; Sun, 26 Jul 2026 23:22:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785108135; cv=none; b=PAV3djK4QrTDGsRUw+7e2VVP9GEjvv/rba5euhRtJtDl9lWvrrU6nSv57gAzhDDQ8uIPJz3f2XtGKLq07/7D27RW4fX1F/oVd4SITiAeu5YXxiBf99SM16S2Djgtbe6J04zlQ53Uqr0BzFnMhGMs3LkxindVqKfWXD2pYoUut+Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785108135; c=relaxed/simple; bh=j6S152pLQ4Y28ygX3/OwAGb/P7eXgoftUG7CCU6iQVE=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=TvnsUSBWZSOaqZKHADM7I1/rekzmBO1mWBEJr0J8ysc2f5cEvGyvNTiZPpcU0Yl26PQ/wbzoy6AUSY8kSXOlj52fXgjwHfp2nJz5fTJ+Amk88RltRLk/IpInqghOBvnuUmoEyp9A9OqBD9zNJTCs0whJklC3dhmOnjCMyuXEUwE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TeXvRFuc; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TeXvRFuc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CAF881F000E9; Sun, 26 Jul 2026 23:22:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785108133; bh=Zt39pFYIQMqqek7dgutmm6zzaOq6y7hQGDPRmfGUOEo=; h=Date:From:To:Cc:Subject; b=TeXvRFuc/KJC2IeRqM9RGwbSWDNRHU89ktpXh2pXWR3Ne+F3IQjBPvZU2JWTN4dm5 /9VLd04Q2r5w88/TfLXuG/HIjzooAMfeqgHXei4igpJ5Fhls2y2ZfniOfya14rVoFt JDoSip4yj8eT1OMABH8LrbTEzMskZpyuJ6zdSP0B7vSPILQTEbTgUQ2IAFUo90Wd00 XyRzYqsDbtzEQ1dy9BZ4S/Yx4TYNHOrpnv7cCR/+ysFSfUZLKtBCXQ34TwCnmpFYBk FpHO5OMLcQeDTbRtaikxZMgvXWksRKy1N/9GvDL2aCjhinYV34slPn4d4sR+1fMzvQ PCg4mtKAA9eNw== Date: Sun, 26 Jul 2026 20:22:08 -0300 From: Arnaldo Carvalho de Melo To: Ian McDonald , Namhyung Kim Cc: Adrian Hunter , James Clark , Jiri Olsa , linux-perf-users@vger.kernel.org, Linux Kernel Mailing List Subject: Flaky tests Message-ID: Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit Hi, Getting back on track with perf I noticed these two flaky tests, not investigated yet: ⬢ [acme@toolbx perf-tools-next]$ git log --oneline -1 98bc7deff4858aa8 (HEAD -> perf/hardening-machine, number/perf/hardening-machine) perf machine: Check snprintf truncation for guest kallsyms path ⬢ [acme@toolbx perf-tools-next]$ perf -v perf version 7.2.rc1.g98bc7deff485 ⬢ [acme@toolbx perf-tools-next]$ logout acme@x1:~/git/perf-tools-next$ acme@x1:~/git/perf-tools-next$ sudo su - [sudo] password for acme: root@x1:~# perf -vv perf version 7.2.rc1.g98bc7deff485 aio: [ on ] # HAVE_AIO_SUPPORT bpf: [ on ] # HAVE_LIBBPF_SUPPORT bpf_skeletons: [ on ] # HAVE_BPF_SKEL debuginfod: [ on ] # HAVE_DEBUGINFOD_SUPPORT dwarf: [ on ] # HAVE_LIBDW_SUPPORT dwarf_getlocations: [ on ] # HAVE_LIBDW_SUPPORT dwarf-unwind: [ on ] # HAVE_DWARF_UNWIND_SUPPORT libbfd: [ OFF ] # HAVE_LIBBFD_SUPPORT ( tip: Deprecated, license incompatibility, use BUILD_NONDISTRO=1 and install binutils-dev[el] ) babeltrace2-ctf-writer: [ on ] # HAVE_BABELTRACE2_CTF_WRITER_SUPPORT libbpf-strings: [ on ] # HAVE_LIBBPF_STRINGS_SUPPORT libcapstone: [ on ] # HAVE_LIBCAPSTONE_SUPPORT libdw-dwarf-unwind: [ on ] # HAVE_LIBDW_SUPPORT libelf: [ on ] # HAVE_LIBELF_SUPPORT libLLVM: [ on ] # HAVE_LIBLLVM_SUPPORT libnuma: [ on ] # HAVE_LIBNUMA_SUPPORT libopencsd: [ on ] # HAVE_CSTRACE_SUPPORT libperl: [ OFF ] # HAVE_LIBPERL_SUPPORT ( tip: Deprecated, use LIBPERL=1 and install perl-ExtUtils-Embed/libperl-dev to build with it ) libpfm4: [ on ] # HAVE_LIBPFM libpython: [ on ] # HAVE_LIBPYTHON_SUPPORT libslang: [ on ] # HAVE_SLANG_SUPPORT libtraceevent: [ on ] # HAVE_LIBTRACEEVENT libunwind: [ OFF ] # HAVE_LIBUNWIND_SUPPORT ( tip: Deprecated, use LIBUNWIND=1 and install libunwind-dev[el] to build with it ) lzma: [ on ] # HAVE_LZMA_SUPPORT numa_num_possible_cpus: [ on ] # HAVE_LIBNUMA_SUPPORT zlib: [ on ] # HAVE_ZLIB_SUPPORT zstd: [ on ] # HAVE_ZSTD_SUPPORT rust: [ on ] # HAVE_RUST_SUPPORT root@x1:~# perf test 1: vmlinux symtab matches kallsyms : Ok 2: Detect openat syscall event : Ok 3: Detect openat syscall event on all cpus : Ok 4: Test data source output : Ok 5: Parse event definition strings : 5.1: Test event parsing : Ok 5.2: Parsing of all PMU events from sysfs : Ok 5.3: Parsing of given PMU events from sysfs : Ok 5.4: Parsing of aliased events from sysfs : Skip (no aliases in sysfs) 5.5: Parsing of aliased events : Ok 5.6: Parsing of terms (event modifiers) : Ok 6: Uncore event sorting : Ok 7: Simple expression parser : Ok 8: PERF_RECORD_* events & perf_sample fields : Ok 9: Sysfs PMU tests : 9.1: Parsing with PMU format directory : Ok 9.2: Parsing with PMU event : Ok 9.3: PMU event names : Ok 9.4: PMU name combining : Ok 9.5: PMU name comparison : Ok 9.6: PMU cmdline match : Ok 9.7: PMU config helpers : Ok 10: PMU JSON event tests : 10.1: PMU event table sanity : Ok 10.2: PMU event map aliases : Ok 10.3: Parsing of static metrics with fake PMU : Ok 10.4: Parsing of metric thresholds with fake PMU : Ok 10.5: PMU metric parsing: common : Ok 10.6: PMU metric parsing with fake PMU: common : Ok 10.7: PMU metric parsing: test_soc_cpu : Ok 10.8: PMU metric parsing with fake PMU: test_soc_cpu : Ok 10.9: PMU metric parsing: alderlake : Ok 10.10: PMU metric parsing with fake PMU: alderlake : Ok 10.11: PMU metric parsing: alderlaken : Ok 10.12: PMU metric parsing with fake PMU: alderlaken : Ok 10.13: PMU metric parsing: arrowlake : Ok 10.14: PMU metric parsing with fake PMU: arrowlake : Ok 10.15: PMU metric parsing: bonnell : Ok 10.16: PMU metric parsing with fake PMU: bonnell : Ok 10.17: PMU metric parsing: broadwell : Ok 10.18: PMU metric parsing with fake PMU: broadwell : Ok 10.19: PMU metric parsing: broadwellde : Ok 10.20: PMU metric parsing with fake PMU: broadwellde : Ok 10.21: PMU metric parsing: broadwellx : Ok 10.22: PMU metric parsing with fake PMU: broadwellx : Ok 10.23: PMU metric parsing: cascadelakex : Ok 10.24: PMU metric parsing with fake PMU: cascadelakex : Ok 10.25: PMU metric parsing: clearwaterforest : Ok 10.26: PMU metric parsing with fake PMU: clearwaterforest : Ok 10.27: PMU metric parsing: elkhartlake : Ok 10.28: PMU metric parsing with fake PMU: elkhartlake : Ok 10.29: PMU metric parsing: emeraldrapids : Ok 10.30: PMU metric parsing with fake PMU: emeraldrapids : Ok 10.31: PMU metric parsing: goldmont : Ok 10.32: PMU metric parsing with fake PMU: goldmont : Ok 10.33: PMU metric parsing: goldmontplus : Ok 10.34: PMU metric parsing with fake PMU: goldmontplus : Ok 10.35: PMU metric parsing: grandridge : Ok 10.36: PMU metric parsing with fake PMU: grandridge : Ok 10.37: PMU metric parsing: graniterapids : Ok 10.38: PMU metric parsing with fake PMU: graniterapids : Ok 10.39: PMU metric parsing: haswell : Ok 10.40: PMU metric parsing with fake PMU: haswell : Ok 10.41: PMU metric parsing: haswellx : Ok 10.42: PMU metric parsing with fake PMU: haswellx : Ok 10.43: PMU metric parsing: icelake : Ok 10.44: PMU metric parsing with fake PMU: icelake : Ok 10.45: PMU metric parsing: icelakex : Ok 10.46: PMU metric parsing with fake PMU: icelakex : Ok 10.47: PMU metric parsing: ivybridge : Ok 10.48: PMU metric parsing with fake PMU: ivybridge : Ok 10.49: PMU metric parsing: ivytown : Ok 10.50: PMU metric parsing with fake PMU: ivytown : Ok 10.51: PMU metric parsing: jaketown : Ok 10.52: PMU metric parsing with fake PMU: jaketown : Ok 10.53: PMU metric parsing: knightslanding : Ok 10.54: PMU metric parsing with fake PMU: knightslanding : Ok 10.55: PMU metric parsing: lunarlake : Ok 10.56: PMU metric parsing with fake PMU: lunarlake : Ok 10.57: PMU metric parsing: meteorlake : Ok 10.58: PMU metric parsing with fake PMU: meteorlake : Ok 10.59: PMU metric parsing: nehalemep : Ok 10.60: PMU metric parsing with fake PMU: nehalemep : Ok 10.61: PMU metric parsing: nehalemex : Ok 10.62: PMU metric parsing with fake PMU: nehalemex : Ok 10.63: PMU metric parsing: pantherlake : Ok 10.64: PMU metric parsing with fake PMU: pantherlake : Ok 10.65: PMU metric parsing: rocketlake : Ok 10.66: PMU metric parsing with fake PMU: rocketlake : Ok 10.67: PMU metric parsing: sandybridge : Ok 10.68: PMU metric parsing with fake PMU: sandybridge : Ok 10.69: PMU metric parsing: sapphirerapids : Ok 10.70: PMU metric parsing with fake PMU: sapphirerapids : Ok 10.71: PMU metric parsing: sierraforest : Ok 10.72: PMU metric parsing with fake PMU: sierraforest : Ok 10.73: PMU metric parsing: silvermont : Ok 10.74: PMU metric parsing with fake PMU: silvermont : Ok 10.75: PMU metric parsing: skylake : Ok 10.76: PMU metric parsing with fake PMU: skylake : Ok 10.77: PMU metric parsing: skylakex : Ok 10.78: PMU metric parsing with fake PMU: skylakex : Ok 10.79: PMU metric parsing: snowridgex : Ok 10.80: PMU metric parsing with fake PMU: snowridgex : Ok 10.81: PMU metric parsing: tigerlake : Ok 10.82: PMU metric parsing with fake PMU: tigerlake : Ok 10.83: PMU metric parsing: westmereep_dp : Ok 10.84: PMU metric parsing with fake PMU: westmereep_dp : Ok 10.85: PMU metric parsing: westmereep_sp : Ok 10.86: PMU metric parsing with fake PMU: westmereep_sp : Ok 10.87: PMU metric parsing: westmereex : Ok 10.88: PMU metric parsing with fake PMU: westmereex : Ok 10.89: PMU metric parsing: novalake : Ok 10.90: PMU metric parsing with fake PMU: novalake : Ok 10.91: PMU metric parsing: amdzen1 : Ok 10.92: PMU metric parsing with fake PMU: amdzen1 : Ok 10.93: PMU metric parsing: amdzen2 : Ok 10.94: PMU metric parsing with fake PMU: amdzen2 : Ok 10.95: PMU metric parsing: amdzen3 : Ok 10.96: PMU metric parsing with fake PMU: amdzen3 : Ok 10.97: PMU metric parsing: amdzen4 : Ok 10.98: PMU metric parsing with fake PMU: amdzen4 : Ok 10.99: PMU metric parsing: amdzen5 : Ok 10.100: PMU metric parsing with fake PMU: amdzen5 : Ok 10.101: PMU metric parsing: amdzen6 : Ok 10.102: PMU metric parsing with fake PMU: amdzen6 : Ok 11: Hwmon PMU : 11.1: Basic parsing test : Ok 11.2: Parsing without PMU name : Ok 11.3: Parsing with PMU name : Ok 12: Tool PMU : 12.1: Parsing without PMU name : Ok 12.2: Parsing with PMU name : Ok 13: DSO data tests : 13.1: read : Ok 13.2: cache : Ok 13.3: reopen : Ok 14: Roundtrip evsel->name : Ok 15: Parse sched tracepoints fields : Ok 16: syscalls:sys_enter_openat event fields : Ok 17: Match and link multiple hists : Ok 18: Breakpoint overflow signal handler : Ok 19: Breakpoint overflow sampling : Ok 20: Breakpoint accounting : Ok 21: Watchpoint : 21.1: Read Only Watchpoint : Skip (missing hardware support) 21.2: Write Only Watchpoint : Ok 21.3: Read / Write Watchpoint : Ok 21.4: Modify Watchpoint : Ok 22: Software clock events period values : Ok 23: Object code reading : FAILED! 24: Sample parsing : Ok 25: Use a dummy software event to keep tracking : Ok 26: Parse with no sample_id_all bit set : Ok 27: Filter hist entries : Ok 28: Lookup mmap thread : Ok 29: Share thread maps : Ok 30: Sort output of hist entries : Ok 31: Cumulate child hist entries : Ok 32: Filter fds with revents mask in a fdarray : Ok 33: Add fd to a fdarray, making it autogrow : Ok 34: kmod_path__parse : Ok 35: Thread map : Ok 36: Session topology : Ok 37: Synthesize thread map : Ok 38: Remove thread map : Ok 39: CPU map : 39.1: Synthesize cpu map : Ok 39.2: Print cpu map : Ok 39.3: Merge cpu map : Ok 39.4: Intersect cpu map : Ok 39.5: Equal cpu map : Ok 40: Synthesize stat config : Ok 41: Synthesize stat : Ok 42: Synthesize stat round : Ok 43: Synthesize attr update : Ok 44: Event times : Ok 45: Read backward ring buffer : Ok 46: Probe SDT events : Ok 47: is_printable_array : Ok 48: Print bitmap : Ok 49: perf hooks : Ok 50: unit_number__scnprintf : Ok 51: mem2node : Ok 52: time utils : Ok 53: Test jit_write_elf : Ok 54: Test libpfm4 support : 54.1: test of individual --pfm-events : Ok 54.2: test groups of --pfm-events : Ok 55: Test api io : Ok 56: Maps - per process mmaps abstraction : 56.1: Test merge_in interface : Ok 56.2: Test fix up overlap interface : Ok 57: Demangle Java : Ok 58: Demangle OCaml : Ok 59: Demangle Rust : Ok 60: Parse and process metrics : Ok 61: PE file support : Skip 62: Event expansion for cgroups : Ok 63: Convert perf time to TSC : 63.1: TSC support : Ok 63.2: Perf time to TSC : Ok 64: dlfilter C API : Ok 65: Sigtrap : Ok 66: Event groups : Ok 67: Symbols : Ok 68: util : 68.1: String replacement : Ok 68.2: BLAKE2s hash : Ok 69: libsubcmd help tests : 69.1: Load subcmd names : Ok 69.2: Uniquify subcmd names : Ok 69.3: Exclude duplicate subcmd names : Ok 69.4: Exclude disjoint subcmd names : Ok 70: split kallsyms : Ok 71: Test dwarf unwind : Ok 72: Intel PT : 72.1: Intel PT packet decoder : Ok 72.2: Intel PT hybrid CPU compatibility : Ok 73: x86 bp modify : Ok 74: AMD IBS via core pmu : Skip 75: x86 hybrid event parsing : Ok 76: x86 topdown : 76.1: topdown events : Ok 76.2: topdown sorting : Ok 76.3: topdown slots injection : Ok 77: test addr2line inline unwinding : Ok 78: AMD IBS software filtering : Skip 79: perf annotate basic tests : Ok 80: Perf attribute expectations test : Ok 81: build id cache operations : Ok 82: perf c2c tests : Ok 83: init.sh : Ok 84: Number : Ok 85: settings.sh : Ok 86: daemon operations : Ok 87: Test that perf report includes file offsets and event type names in diagnostic messages. : Ok 88: perf data type profiling tests : Ok 89: Test that perf report handles truncated perf.data gracefully (no crash, no segfault — clean error exit).: Ok 90: perf diff tests : Ok 91: DRM PMU : Ok 92: perf evlist tests : Ok 93: perf ftrace tests : Ok 94: perf header tests : Ok 95: perf inject to convert DWARF callchains to regular ones : Ok 96: perf inject --aslr test : Ok 97: python profiling with jitdump : Ok 98: perf kallsyms tests : Ok 99: perf kvm tests : Ok 100: perf kwork tests : Ok 101: perf list tests : Ok 102: kernel lock contention analysis test : Ok 103: perf report --hierarchy : Ok 104: perf sched stats tests : Ok 105: perf pipe recording and injection test : Ok 106: 'import perf' in python : Ok 107: Zstd perf.data compression/decompression : Ok 108: Zstd perf.data compression/decompression of multi-record data : Skip 109: perf record tests : Ok 110: perf record sample filtering (by BPF) tests : FAILED! 111: perf record LBR tests : Ok 112: perf record sideband tests : Ok 113: record weak terms : Ok 114: perf sched tests : Ok 115: perf script tests : Ok 116: perf script --dlfilter tests : Skip 117: perf script perl tests : Skip 118: perf script python tests : Ok 119: perf stat CSV output linter : Ok 120: perf stat csv summary test : Ok 121: perf stat events uniquifying : Ok 122: perf stat JSON output linter : Ok 123: perf stat metrics (shadow stat) test : Skip 124: perf stat STD output linter : Ok 125: perf stat tests : Ok 126: perf all metricgroups test : Ok 127: perf all metrics test : Ok 128: perf all libpfm4 events test : Ok 129: perf stat --bpf-counters --for-each-cgroup test : Ok 130: perf stat metrics --for-each-cgroup test : Ok 131: perf metrics value validation : Ok 132: Check Arm64 callgraphs are complete in fp mode : Skip 133: Check Arm SPE doesn't hang when there are forks : Skip 134: BPF metadata collection test : Ok 135: Check branch stack sampling : Ok 136: Perf event open fallback test : Ok 137: Test java symbol : Skip 138: 'perf data convert --to-ctf' command test : Ok 139: 'perf data convert --to-json' command test : Ok 140: perf test junit XML output validation : Ok 141: test perf probe of function from different CU : Ok 142: perf timechart tests : Ok 143: perf trace enum augmentation tests : Ok 144: perf trace exit race : Ok 145: perf trace record and replay : Ok 146: mmap interface tests : 146.1: Read samples using the mmap interface : Ok 146.2: User space counter reading of instructions : Ok 146.3: User space counter reading of cycles : Ok 146.4: User space counter disabling instructions : Ok 146.5: User space counter disabling cycles : Ok 147: Number of exit events of a simple workload : Ok 148: Track with sched_switch : Ok 149: AMD IBS sample period : Skip 150: CoreSight synthesized callchain : Skip 151: CoreSight concurrent threads : Skip 152: CoreSight context switch thread attribution : Skip 153: CoreSight deterministic workload decode : Skip 154: CoreSight raw dump stress : Skip 155: Check Arm CoreSight trace data recording and synthesized samples : Skip 156: Check Arm CoreSight disassembly script completes without errors : Skip 157: perftool-testsuite_probe : Ok 158: perftool-testsuite_report : Ok 159: Add vfs_getname probe to get syscall args filenames : Skip 160: probe libc's inet_pton & backtrace it with ping : Ok 161: Use vfs_getname probe to get syscall args filenames : Skip 162: perf record offcpu profiling tests : Ok 163: perf all PMU test : Ok 164: perf stat --bpf-counters test : Ok 165: Check Arm SPE trace data recording and synthesized samples : Skip 166: Test data symbol : Ok 167: Miscellaneous Intel PT testing : Ok 168: test Intel TPEBS counting mode : Ok 169: perf script task-analyzer tests : Ok 170: perf top tests : Ok 171: Check open filename arg using perf trace + vfs_getname : Skip 172: perf trace BTF general tests : Ok 173: perf trace summary : Ok === Test Summary === Passed main tests : 133 Passed subtests : 152 Skipped tests : 24 Failed tests : 2 List of failed tests: 23: Object code reading 110: perf record sample filtering (by BPF) tests root@x1:~# perf test 23 23: Object code reading : Ok === Test Summary === Passed main tests : 1 Passed subtests : 0 Skipped tests : 0 Failed tests : 0 root@x1:~# perf test 110 110: perf record sample filtering (by BPF) tests : Ok === Test Summary === Passed main tests : 1 Passed subtests : 0 Skipped tests : 0 Failed tests : 0 root@x1:~# ⬢ [acme@toolbx perf-tools-next]$ git log --oneline -20 98bc7deff4858aa8 (HEAD -> perf/hardening-machine) perf machine: Check snprintf truncation for guest kallsyms path e8d437c36c541100 perf machine: Free scandir entries in guest kernel map creation 91bf0906631ae0a8 perf machine: Reset errno before strtol in guest kernel map creation 77ed3cc26bcd39e3 perf machine: Don't abort guest map creation on first inaccessible dir 428247c2b3b5c497 perf machine: Check snprintf truncation in machines__findnew() 7ac4bfbf50bc6f44 perf machine: Guard against NULL strlist in machines__findnew() 8f24fb3effa0c62d perf machine: Fix NULL parent dereference in fork event processing f57f40ec26ad5b82 perf machine: Fix fd leak on bounds check in maps__set_modules_path_dir() da85966dfd23a3b0 (perf-tools-next.korg/perf-tools-next, perf-tools-next) perf trace: Format instruction pointer fields as hexadecimal ab74d1fbe0618940 perf trace: Add --bitmask-list command-line option 89493fe58c81db19 perf trace: Correct default cpumask formatting to hexadecimal eaab2eb09dc2f86f perf pmu-events: Parallelize JSON and metric pre-computation in jevents.py 1fa8d81be1ebaf03 perf python: Clean up and restructure setup.py 87ec3437f37b9fe4 perf cap: Remove used_root parameter and simplify capability checks ec99be8a31db999a perf cs-etm: Avoid truncating AUX buffer sizes to int 64724095a33fbee8 perf stat: Add --hide-zero-events option to suppress zero-count events e01c7bd5b1eece25 perf build: Fix compiler errors with old capstone 5bc1647216b68c17 perf ui hists: Fix NULL pointer array gap in add_script_opt() 1243a5e741a4f933 perf disasm: Fix potential NULL pointer dereference and use-after-free in arch__find() c6275783931ddb9d perf ui hists: Include limits.h for PATH_MAX definition ⬢ [acme@toolbx perf-tools-next]$ acme@number:~/git/perf-tools-next$