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Message-ID: <20200424085149.GK26573@shao2-debian>
Date: Fri, 24 Apr 2020 16:51:49 +0800
From: kernel test robot <rong.a.chen@...el.com>
To: Ian Rogers <irogers@...gle.com>
Cc: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...hat.com>,
Namhyung Kim <namhyung@...nel.org>,
Kan Liang <kan.liang@...ux.intel.com>,
linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
Stephane Eranian <eranian@...gle.com>,
Ian Rogers <irogers@...gle.com>, lkp@...ts.01.org
Subject: [perf record] dbfc8ef0b9:
perf-sanity-tests.Setup_struct_perf_event_attr.fail
Greeting,
FYI, we noticed the following commit (built with gcc-7):
commit: dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e ("[PATCH] perf record: add dummy event during system wide synthesis")
url: https://github.com/0day-ci/linux/commits/Ian-Rogers/perf-record-add-dummy-event-during-system-wide-synthesis/20200416-085010
in testcase: perf-sanity-tests
with following parameters:
perf_compiler: gcc
ucode: 0x27
on test machine: 8 threads Intel(R) Core(TM) i7-4790 v3 @ 3.60GHz with 6G memory
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
If you fix the issue, kindly add following tag
Reported-by: kernel test robot <rong.a.chen@...el.com>
kern :warn : [ 71.718769] WARNING: stack recursion on stack type 4
kern :warn : [ 71.718772] WARNING: can't dereference registers at 00000000626840bc for ip swapgs_restore_regs_and_return_to_usermode+0x79/0x87
user :notice: [ 75.435992] 16: Setup struct perf_event_attr : FAILED!
user :notice: [ 75.449054] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 17
user :notice: [ 75.466329] 17: Match and link multiple hists : Ok
user :notice: [ 75.478749] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 18
user :notice: [ 75.495595] 18: 'import perf' in python : Ok
user :notice: [ 75.507839] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 19
user :notice: [ 75.524779] 19: Breakpoint overflow signal handler : Ok
user :notice: [ 75.537439] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 20
user :notice: [ 75.554424] 20: Breakpoint overflow sampling : Ok
user :notice: [ 75.566832] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 21
user :notice: [ 75.583615] 21: Breakpoint accounting : Ok
user :notice: [ 75.595757] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 22
user :notice: [ 75.612590] 22: Watchpoint :
user :notice: [ 75.623364] 22.1: Read Only Watchpoint : Skip
user :notice: [ 75.634482] 22.2: Write Only Watchpoint : Ok
user :notice: [ 75.645389] 22.3: Read / Write Watchpoint : Ok
user :notice: [ 75.656253] 22.4: Modify Watchpoint : Ok
user :notice: [ 75.668245] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 23
user :notice: [ 75.684867] 23: Number of exit events of a simple workload : Ok
user :notice: [ 75.696859] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 24
user :notice: [ 75.713501] 24: Software clock events period values : Ok
user :notice: [ 75.725468] 2020-04-24 02:42:42 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 25
user :notice: [ 76.007284] 25: Object code reading : Ok
user :notice: [ 76.020762] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 26
user :notice: [ 76.037712] 26: Sample parsing : Ok
user :notice: [ 76.049830] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 27
user :notice: [ 76.067870] 27: Use a dummy software event to keep tracking : Ok
user :notice: [ 76.080104] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 28
user :notice: [ 76.096995] 28: Parse with no sample_id_all bit set : Ok
user :notice: [ 76.109528] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 29
user :notice: [ 76.126485] 29: Filter hist entries : Ok
user :notice: [ 76.138886] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 30
user :notice: [ 76.294770] 30: Lookup mmap thread : Ok
user :notice: [ 76.307185] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 31
user :notice: [ 76.323993] 31: Share thread maps : Ok
user :notice: [ 76.336139] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 32
user :notice: [ 76.352853] 32: Sort output of hist entries : Ok
user :notice: [ 76.364843] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 33
user :notice: [ 76.381425] 33: Cumulate child hist entries : Ok
user :notice: [ 76.393565] 2020-04-24 02:42:43 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 34
user :notice: [ 76.727426] 34: Track with sched_switch : Ok
user :notice: [ 76.740533] 2020-04-24 02:42:44 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 35
user :notice: [ 76.757374] 35: Filter fds with revents mask in a fdarray : Ok
user :notice: [ 76.769860] 2020-04-24 02:42:44 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 36
user :notice: [ 76.786709] 36: Add fd to a fdarray, making it autogrow : Ok
user :notice: [ 76.798952] 2020-04-24 02:42:44 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 37
user :notice: [ 76.815762] 37: kmod_path__parse : Ok
user :notice: [ 76.827874] 2020-04-24 02:42:44 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 38
user :notice: [ 76.844603] 38: Thread map : Ok
user :notice: [ 76.856657] 2020-04-24 02:42:44 sudo /usr/src/perf_selftests-x86_64-rhel-7.6-dbfc8ef0b9b503e026f78aaa5bc52d9fdc21c51e/tools/perf/perf test 40
To reproduce:
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run job.yaml
Thanks,
Rong Chen
View attachment "config-5.6.0-rc6-00112-gdbfc8ef0b9b50" of type "text/plain" (204871 bytes)
View attachment "job-script" of type "text/plain" (5409 bytes)
Download attachment "kmsg.xz" of type "application/x-xz" (33000 bytes)
View attachment "perf-sanity-tests" of type "text/plain" (29037 bytes)
View attachment "job.yaml" of type "text/plain" (4519 bytes)
View attachment "reproduce" of type "text/plain" (7514 bytes)
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