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Date:   Fri, 23 Sep 2022 23:31:21 +0800
From:   Philip Li <philip.li@intel.com>
To:     Nathan Chancellor <nathan@kernel.org>
CC:     kernel test robot <lkp@intel.com>,
        Alan Maguire <alan.maguire@oracle.com>, <llvm@lists.linux.dev>,
        <kbuild-all@lists.01.org>, <linux-kernel@vger.kernel.org>,
        Alexei Starovoitov <ast@kernel.org>
Subject: Re: s390x-linux-ld: kallsyms.c:undefined reference to `__tsan_memcpy'
Message-ID: <Yy3RSR9MTSXMoShd@rli9-MOBL1.ccr.corp.intel.com>
References: <202209231726.eAy8Z0ZF-lkp@intel.com>
 <Yy3PxL973jtEtEUK@dev-arch.thelio-3990X>
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On Fri, Sep 23, 2022 at 08:24:52AM -0700, Nathan Chancellor wrote:
> Intel folks,
> 
> I thought these reports were not going to be delivered to kernel
> developers?
> 
> https://lore.kernel.org/Yx3HnuEDyFG0+G62@dev-arch.thelio-3990X/

Sorry about this Nathan, we will fix this asap. The configuration is
wrongly set for objtool related pattern.

> 
> Cheers,
> Nathan
> 
> On Fri, Sep 23, 2022 at 05:44:55PM +0800, kernel test robot wrote:
> > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > head:   bf682942cd26ce9cd5e87f73ae099b383041e782
> > commit: 647cafa22349026a8435030e9157074ab7fe5710 bpf: add a ksym BPF iterator
> > date:   2 months ago
> > config: s390-buildonly-randconfig-r001-20220922 (https://download.01.org/0day-ci/archive/20220923/202209231726.eAy8Z0ZF-lkp@intel.com/config)
> > compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
> > reproduce (this is a W=1 build):
> >         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> >         chmod +x ~/bin/make.cross
> >         # install s390 cross compiling tool for clang build
> >         # apt-get install binutils-s390x-linux-gnu
> >         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=647cafa22349026a8435030e9157074ab7fe5710
> >         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> >         git fetch --no-tags linus master
> >         git checkout 647cafa22349026a8435030e9157074ab7fe5710
> >         # save the config file
> >         mkdir build_dir && cp config build_dir/.config
> >         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash
> > 
> > If you fix the issue, kindly add following tag where applicable
> > | Reported-by: kernel test robot <lkp@intel.com>
> > 
> > All errors (new ones prefixed by >>):
> > 
> >    hrtimer.c:(.text+0x1e92): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/hrtimer.o: in function `hrtimer_nanosleep':
> >    hrtimer.c:(.text+0x332c): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/hrtimer.o: in function `__se_sys_nanosleep':
> >    hrtimer.c:(.text+0x350a): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/hrtimer.o:hrtimer.c:(.text+0x36be): more undefined references to `__tsan_memset' follow
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `tk_set_wall_to_mono':
> >    timekeeping.c:(.text+0x3a7e): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `timekeeping_update':
> >    timekeeping.c:(.text+0x3d64): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `timekeeping_inject_offset':
> >    timekeeping.c:(.text+0x3f64): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.text+0x417a): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `read_persistent_clock64':
> >    timekeeping.c:(.text+0x4de2): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `timekeeping_resume':
> >    timekeeping.c:(.text+0x517e): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.text+0x5190): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/timekeeping.o:timekeeping.c:(.text+0x5432): more undefined references to `__tsan_memset' follow
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `timekeeping_resume':
> >    timekeeping.c:(.text+0x54c8): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: timekeeping.c:(.text+0x55fc): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.text+0x5620): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `timekeeping_suspend':
> >    timekeeping.c:(.text+0x584e): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.text+0x58c0): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.text+0x5956): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.text+0x597c): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: timekeeping.c:(.text+0x59b0): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: timekeeping.c:(.text+0x5a5a): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `timekeeping_advance':
> >    timekeeping.c:(.text+0x5f92): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.text+0x6572): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.text+0x66f2): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `getboottime64':
> >    timekeeping.c:(.text+0x67b4): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `do_adjtimex':
> >    timekeeping.c:(.text+0x7382): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `update_fast_timekeeper':
> >    timekeeping.c:(.text+0x794c): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: timekeeping.c:(.text+0x7970): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `read_persistent_wall_and_boot_offset':
> >    timekeeping.c:(.init.text+0x46): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/timekeeping.o: in function `timekeeping_init':
> >    timekeeping.c:(.init.text+0x7e): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.init.text+0x90): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.init.text+0x146): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.init.text+0x198): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.init.text+0x1b6): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: timekeeping.c:(.init.text+0x1da): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: timekeeping.c:(.init.text+0x34a): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/ntp.o: in function `__do_adjtimex':
> >    ntp.c:(.text+0xf8c): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: ntp.c:(.text+0xf9e): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/clocksource.o: in function `sysfs_get_uname':
> >    clocksource.c:(.text+0xdd0): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/clocksource.o: in function `current_clocksource_store':
> >    clocksource.c:(.text+0x10d0): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/clocksource.o: in function `unbind_clocksource_store':
> >    clocksource.c:(.text+0x1142): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: clocksource.c:(.text+0x118c): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/clocksource.o: in function `boot_override_clocksource':
> >    clocksource.c:(.init.text+0x128): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/jiffies.o: in function `register_refined_jiffies':
> >    jiffies.c:(.text+0x36): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/alarmtimer.o: in function `trace_event_raw_event_alarmtimer_suspend':
> >    alarmtimer.c:(.text+0x26a): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/alarmtimer.o: in function `trace_event_raw_event_alarm_class':
> >    alarmtimer.c:(.text+0x35a): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/alarmtimer.o: in function `get_boottime_timespec':
> >    alarmtimer.c:(.text+0x149e): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/alarmtimer.o: in function `alarmtimer_init':
> >    alarmtimer.c:(.init.text+0xaa): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: alarmtimer.c:(.init.text+0xd8): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/posix-stubs.o: in function `__se_sys_clock_settime':
> >    posix-stubs.c:(.text+0x56): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/posix-stubs.o: in function `do_clock_gettime':
> >    posix-stubs.c:(.text+0xfe): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/time/posix-stubs.o: in function `__se_sys_clock_gettime':
> >    posix-stubs.c:(.text+0x16c): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/posix-stubs.o: in function `__se_sys_clock_nanosleep':
> >    posix-stubs.c:(.text+0x2c4): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/clockevents.o: in function `unbind_device_store':
> >    clockevents.c:(.text+0x1808): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/tick-sched.o: in function `tick_cancel_sched_timer':
> >    tick-sched.c:(.text+0x1f62): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/test_udelay.o: in function `udelay_test_write':
> >    test_udelay.c:(.text+0x30): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/time/test_udelay.o:test_udelay.c:(.text+0x15c): more undefined references to `__tsan_memset' follow
> >    s390x-linux-ld: kernel/smp.o: in function `smp_call_function_single':
> >    smp.c:(.text+0x1084): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: smp.c:(.text+0x167a): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: smp.c:(.text+0x1bf0): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/smp.o: in function `smp_call_function_many_cond':
> >    smp.c:(.text+0x295e): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: smp.c:(.text+0x30b6): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: smp.c:(.text+0x395a): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/smp.o:smp.c:(.text+0x3fae): more undefined references to `__tsan_memset' follow
> >    s390x-linux-ld: kernel/kallsyms.o: in function `update_iter':
> >    kallsyms.c:(.text+0x1370): undefined reference to `__tsan_memcpy'
> > >> s390x-linux-ld: kallsyms.c:(.text+0x13a2): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kallsyms.c:(.text+0x148c): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/acct.o: in function `__se_sys_acct':
> >    acct.c:(.text+0x390): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/acct.o: in function `do_acct_process':
> >    acct.c:(.text+0xf50): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: acct.c:(.text+0xfd6): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: acct.c:(.text+0x10ee): undefined reference to `__tsan_memset'
> > >> s390x-linux-ld: acct.c:(.text+0x112c): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/crash_core.o: in function `append_elf_note':
> >    crash_core.c:(.text+0x72): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: crash_core.c:(.text+0xa2): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/crash_core.o: in function `final_note':
> >    crash_core.c:(.text+0xde): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/crash_core.o: in function `crash_update_vmcoreinfo_safecopy':
> >    crash_core.c:(.text+0x13a): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/crash_core.o: in function `crash_save_vmcoreinfo':
> >    crash_core.c:(.text+0x228): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/crash_core.o: in function `vmcoreinfo_append_str':
> >    crash_core.c:(.text+0x260): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: crash_core.c:(.text+0x272): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: crash_core.c:(.text+0x30c): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/crash_core.o: in function `crash_save_vmcoreinfo_init':
> >    crash_core.c:(.init.text+0x9fa): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/kexec_core.o: in function `kimage_load_segment':
> >    kexec_core.c:(.text+0x1126): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kexec_core.c:(.text+0x1272): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kexec_core.c:(.text+0x1290): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kexec_core.c:(.text+0x13bc): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kexec_core.c:(.text+0x14d6): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kexec_core.c:(.text+0x14f2): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/kexec_core.o: in function `__crash_kexec':
> >    kexec_core.c:(.text+0x15b4): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/kexec_core.o: in function `kimage_alloc_pages':
> >    kexec_core.c:(.text+0x1ca2): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/kexec.o: in function `__se_sys_kexec_load':
> >    kexec.c:(.text+0x240): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/backtracetest.o: in function `backtrace_regression_test':
> >    backtracetest.c:(.text+0x9e): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `trace_event_raw_event_cgroup_root':
> >    cgroup.c:(.text+0x778): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `trace_event_raw_event_cgroup':
> >    cgroup.c:(.text+0x8ca): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `trace_event_raw_event_cgroup_migrate':
> >    cgroup.c:(.text+0xa60): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `trace_event_raw_event_cgroup_event':
> >    cgroup.c:(.text+0xc7a): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o:cgroup.c:(.text+0x1c5c): more undefined references to `__tsan_memset' follow
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `task_cgroup_path':
> >    cgroup.c:(.text+0x61b0): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `cgroup_migrate_finish':
> >    cgroup.c:(.text+0x67ee): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `cgroup_migrate_prepare_dst':
> >    cgroup.c:(.text+0x6d76): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `find_css_set':
> >    cgroup.c:(.text+0x6f8c): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: cgroup.c:(.text+0x6f9e): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: cgroup.c:(.text+0x7676): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: cgroup.c:(.text+0x76f4): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `cgroup_attach_task':
> >    cgroup.c:(.text+0x8ad2): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `css_task_iter_start':
> >    cgroup.c:(.text+0x9f76): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `cgroup_mkdir':
> >    cgroup.c:(.text+0xa992): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `cgroup_addrm_files':
> >    cgroup.c:(.text+0x103aa): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: cgroup.c:(.text+0x1048a): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o:cgroup.c:(.text+0x10654): more undefined references to `__tsan_memset' follow
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `features_show':
> >    cgroup.c:(.text+0x17c54): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `cgroup_init_subsys':
> >    cgroup.c:(.init.text+0x246): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup.o: in function `cgroup_init':
> >    cgroup.c:(.init.text+0xc48): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup-v1.o: in function `cgroup_transfer_tasks':
> >    cgroup-v1.c:(.text+0x1c4): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: cgroup-v1.c:(.text+0x1d6): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup-v1.o: in function `cgroup_pidlist_start':
> >    cgroup-v1.c:(.text+0x930): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup-v1.o: in function `cgroup_release_agent_write':
> >    cgroup-v1.c:(.text+0x142a): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/cgroup/cgroup-v1.o: in function `cgroupstats_build':
> >    cgroup-v1.c:(.text+0x1588): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup-v1.o: in function `cgroup1_release_agent':
> >    cgroup-v1.c:(.text+0x1d60): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: cgroup-v1.c:(.text+0x1d72): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: cgroup-v1.c:(.text+0x1e7a): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/cgroup/cgroup-v1.o: in function `cgroup1_parse_param':
> >    cgroup-v1.c:(.text+0x1fa0): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/cgroup-v1.o: in function `cgroup1_reconfigure':
> >    cgroup-v1.c:(.text+0x2640): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/cgroup/freezer.o: in function `cgroup_freeze':
> >    freezer.c:(.text+0x123c): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/legacy_freezer.o: in function `freezer_read':
> >    legacy_freezer.c:(.text+0x956): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/cgroup/legacy_freezer.o: in function `freezer_apply_state':
> >    legacy_freezer.c:(.text+0x1834): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: legacy_freezer.c:(.text+0x18da): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/kheaders.o: in function `ikheaders_read':
> >    kheaders.c:(.text+0x3a): undefined reference to `__tsan_memcpy'
> >    s390x-linux-ld: kernel/stop_machine.o: in function `stop_one_cpu':
> >    stop_machine.c:(.text+0x70): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: stop_machine.c:(.text+0x82): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/stop_machine.o: in function `cpu_stop_init_done':
> >    stop_machine.c:(.text+0x110): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: kernel/stop_machine.o: in function `stop_two_cpus':
> >    stop_machine.c:(.text+0x334): undefined reference to `__tsan_memset'
> >    s390x-linux-ld: stop_machine.c:(.text+0x3b8): undefined reference to `__tsan_memset'
> > 
> > -- 
> > 0-DAY CI Kernel Test Service
> > https://01.org/lkp
> >