linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [rcu:rcu/next] BUILD SUCCESS WITH WARNING f81f6edb74f27c5c8917d20a2bc128aca39aae11
@ 2021-01-13 12:24 kernel test robot
  2021-01-13 15:14 ` Paul E. McKenney
  0 siblings, 1 reply; 4+ messages in thread
From: kernel test robot @ 2021-01-13 12:24 UTC (permalink / raw)
  To: Paul E. McKenney; +Cc: linux-kernel

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git  rcu/next
branch HEAD: f81f6edb74f27c5c8917d20a2bc128aca39aae11  rcu: Remove spurious instrumentation_end() in rcu_nmi_enter()

Warning ids grouped by kconfigs:

gcc_recent_errors
|-- h8300-randconfig-c003-20210112
|   `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
|-- i386-randconfig-c001-20210112
|   `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
`-- powerpc-randconfig-c004-20210112
    `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line

elapsed time: 722m

configs tested: 164
configs skipped: 2

gcc tested configs:
arm                                 defconfig
arm64                            allyesconfig
arm64                               defconfig
arm                              allyesconfig
arm                              allmodconfig
arm                         shannon_defconfig
powerpc                       maple_defconfig
arm                              zx_defconfig
mips                            e55_defconfig
arm                       spear13xx_defconfig
arm                  colibri_pxa300_defconfig
sh                           se7206_defconfig
arc                 nsimosci_hs_smp_defconfig
powerpc                   lite5200b_defconfig
sh                  sh7785lcr_32bit_defconfig
mips                       lemote2f_defconfig
sh                      rts7751r2d1_defconfig
m68k                        m5272c3_defconfig
sh                            migor_defconfig
powerpc                        icon_defconfig
sh                               alldefconfig
mips                     cu1000-neo_defconfig
arm                       cns3420vb_defconfig
mips                 decstation_r4k_defconfig
arm                           corgi_defconfig
arm                     eseries_pxa_defconfig
ia64                          tiger_defconfig
powerpc                      pasemi_defconfig
mips                         bigsur_defconfig
mips                       rbtx49xx_defconfig
c6x                              alldefconfig
mips                     decstation_defconfig
sh                   sh7770_generic_defconfig
arm                            hisi_defconfig
c6x                        evmc6472_defconfig
microblaze                          defconfig
xtensa                  cadence_csp_defconfig
powerpc                    mvme5100_defconfig
m68k                         amcore_defconfig
mips                        bcm47xx_defconfig
mips                        workpad_defconfig
h8300                     edosk2674_defconfig
powerpc                 mpc8313_rdb_defconfig
mips                           xway_defconfig
arc                           tb10x_defconfig
sh                           se7721_defconfig
arm                         axm55xx_defconfig
m68k                            q40_defconfig
arm                        mini2440_defconfig
powerpc                     tqm8560_defconfig
sh                         ecovec24_defconfig
c6x                        evmc6457_defconfig
arm                        mvebu_v7_defconfig
mips                      pistachio_defconfig
m68k                          multi_defconfig
s390                       zfcpdump_defconfig
xtensa                    smp_lx200_defconfig
h8300                    h8300h-sim_defconfig
arm                       multi_v4t_defconfig
arm                     davinci_all_defconfig
sh                          r7780mp_defconfig
arm                        keystone_defconfig
ia64                            zx1_defconfig
mips                      maltaaprp_defconfig
sh                           se7724_defconfig
sh                          urquell_defconfig
sparc                            alldefconfig
arm                        multi_v5_defconfig
powerpc                      pmac32_defconfig
powerpc                     ksi8560_defconfig
powerpc                    amigaone_defconfig
arc                     haps_hs_smp_defconfig
csky                                defconfig
um                            kunit_defconfig
powerpc                 mpc832x_rdb_defconfig
powerpc                      mgcoge_defconfig
ia64                        generic_defconfig
powerpc                      bamboo_defconfig
arm                      pxa255-idp_defconfig
sh                           se7705_defconfig
parisc                              defconfig
m68k                        m5407c3_defconfig
m68k                          atari_defconfig
powerpc                 mpc832x_mds_defconfig
powerpc                        fsp2_defconfig
m68k                       m5275evb_defconfig
powerpc                      ppc44x_defconfig
arm                            qcom_defconfig
sh                ecovec24-romimage_defconfig
arm                          tango4_defconfig
mips                          ath25_defconfig
sh                           sh2007_defconfig
arm                         socfpga_defconfig
m68k                       m5249evb_defconfig
mips                  decstation_64_defconfig
ia64                             allmodconfig
ia64                                defconfig
ia64                             allyesconfig
m68k                             allmodconfig
m68k                                defconfig
m68k                             allyesconfig
nios2                               defconfig
arc                              allyesconfig
nds32                             allnoconfig
c6x                              allyesconfig
nds32                               defconfig
nios2                            allyesconfig
alpha                               defconfig
alpha                            allyesconfig
xtensa                           allyesconfig
h8300                            allyesconfig
arc                                 defconfig
sh                               allmodconfig
s390                             allyesconfig
parisc                           allyesconfig
s390                                defconfig
i386                             allyesconfig
sparc                            allyesconfig
sparc                               defconfig
i386                               tinyconfig
i386                                defconfig
mips                             allyesconfig
mips                             allmodconfig
powerpc                          allyesconfig
powerpc                          allmodconfig
powerpc                           allnoconfig
x86_64               randconfig-a006-20210113
x86_64               randconfig-a004-20210113
x86_64               randconfig-a001-20210113
x86_64               randconfig-a005-20210113
x86_64               randconfig-a003-20210113
x86_64               randconfig-a002-20210113
i386                 randconfig-a002-20210113
i386                 randconfig-a005-20210113
i386                 randconfig-a006-20210113
i386                 randconfig-a003-20210113
i386                 randconfig-a001-20210113
i386                 randconfig-a004-20210113
i386                 randconfig-a012-20210113
i386                 randconfig-a011-20210113
i386                 randconfig-a016-20210113
i386                 randconfig-a013-20210113
i386                 randconfig-a015-20210113
i386                 randconfig-a014-20210113
riscv                    nommu_k210_defconfig
riscv                            allyesconfig
riscv                    nommu_virt_defconfig
riscv                             allnoconfig
riscv                               defconfig
riscv                          rv32_defconfig
riscv                            allmodconfig
x86_64                                   rhel
x86_64                           allyesconfig
x86_64                    rhel-7.6-kselftests
x86_64                              defconfig
x86_64                               rhel-8.3
x86_64                      rhel-8.3-kbuiltin
x86_64                                  kexec

clang tested configs:
x86_64               randconfig-a015-20210113
x86_64               randconfig-a012-20210113
x86_64               randconfig-a013-20210113
x86_64               randconfig-a016-20210113
x86_64               randconfig-a014-20210113
x86_64               randconfig-a011-20210113

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [rcu:rcu/next] BUILD SUCCESS WITH WARNING f81f6edb74f27c5c8917d20a2bc128aca39aae11
  2021-01-13 12:24 [rcu:rcu/next] BUILD SUCCESS WITH WARNING f81f6edb74f27c5c8917d20a2bc128aca39aae11 kernel test robot
@ 2021-01-13 15:14 ` Paul E. McKenney
  2021-01-14  1:38   ` Rong Chen
  0 siblings, 1 reply; 4+ messages in thread
From: Paul E. McKenney @ 2021-01-13 15:14 UTC (permalink / raw)
  To: kernel test robot; +Cc: linux-kernel

On Wed, Jan 13, 2021 at 08:24:24PM +0800, kernel test robot wrote:
> tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git  rcu/next
> branch HEAD: f81f6edb74f27c5c8917d20a2bc128aca39aae11  rcu: Remove spurious instrumentation_end() in rcu_nmi_enter()
> 
> Warning ids grouped by kconfigs:
> 
> gcc_recent_errors
> |-- h8300-randconfig-c003-20210112
> |   `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
> |-- i386-randconfig-c001-20210112
> |   `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
> `-- powerpc-randconfig-c004-20210112
>     `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line

OK, I will bite...  At which line?

							Thanx, Paul

> elapsed time: 722m
> 
> configs tested: 164
> configs skipped: 2
> 
> gcc tested configs:
> arm                                 defconfig
> arm64                            allyesconfig
> arm64                               defconfig
> arm                              allyesconfig
> arm                              allmodconfig
> arm                         shannon_defconfig
> powerpc                       maple_defconfig
> arm                              zx_defconfig
> mips                            e55_defconfig
> arm                       spear13xx_defconfig
> arm                  colibri_pxa300_defconfig
> sh                           se7206_defconfig
> arc                 nsimosci_hs_smp_defconfig
> powerpc                   lite5200b_defconfig
> sh                  sh7785lcr_32bit_defconfig
> mips                       lemote2f_defconfig
> sh                      rts7751r2d1_defconfig
> m68k                        m5272c3_defconfig
> sh                            migor_defconfig
> powerpc                        icon_defconfig
> sh                               alldefconfig
> mips                     cu1000-neo_defconfig
> arm                       cns3420vb_defconfig
> mips                 decstation_r4k_defconfig
> arm                           corgi_defconfig
> arm                     eseries_pxa_defconfig
> ia64                          tiger_defconfig
> powerpc                      pasemi_defconfig
> mips                         bigsur_defconfig
> mips                       rbtx49xx_defconfig
> c6x                              alldefconfig
> mips                     decstation_defconfig
> sh                   sh7770_generic_defconfig
> arm                            hisi_defconfig
> c6x                        evmc6472_defconfig
> microblaze                          defconfig
> xtensa                  cadence_csp_defconfig
> powerpc                    mvme5100_defconfig
> m68k                         amcore_defconfig
> mips                        bcm47xx_defconfig
> mips                        workpad_defconfig
> h8300                     edosk2674_defconfig
> powerpc                 mpc8313_rdb_defconfig
> mips                           xway_defconfig
> arc                           tb10x_defconfig
> sh                           se7721_defconfig
> arm                         axm55xx_defconfig
> m68k                            q40_defconfig
> arm                        mini2440_defconfig
> powerpc                     tqm8560_defconfig
> sh                         ecovec24_defconfig
> c6x                        evmc6457_defconfig
> arm                        mvebu_v7_defconfig
> mips                      pistachio_defconfig
> m68k                          multi_defconfig
> s390                       zfcpdump_defconfig
> xtensa                    smp_lx200_defconfig
> h8300                    h8300h-sim_defconfig
> arm                       multi_v4t_defconfig
> arm                     davinci_all_defconfig
> sh                          r7780mp_defconfig
> arm                        keystone_defconfig
> ia64                            zx1_defconfig
> mips                      maltaaprp_defconfig
> sh                           se7724_defconfig
> sh                          urquell_defconfig
> sparc                            alldefconfig
> arm                        multi_v5_defconfig
> powerpc                      pmac32_defconfig
> powerpc                     ksi8560_defconfig
> powerpc                    amigaone_defconfig
> arc                     haps_hs_smp_defconfig
> csky                                defconfig
> um                            kunit_defconfig
> powerpc                 mpc832x_rdb_defconfig
> powerpc                      mgcoge_defconfig
> ia64                        generic_defconfig
> powerpc                      bamboo_defconfig
> arm                      pxa255-idp_defconfig
> sh                           se7705_defconfig
> parisc                              defconfig
> m68k                        m5407c3_defconfig
> m68k                          atari_defconfig
> powerpc                 mpc832x_mds_defconfig
> powerpc                        fsp2_defconfig
> m68k                       m5275evb_defconfig
> powerpc                      ppc44x_defconfig
> arm                            qcom_defconfig
> sh                ecovec24-romimage_defconfig
> arm                          tango4_defconfig
> mips                          ath25_defconfig
> sh                           sh2007_defconfig
> arm                         socfpga_defconfig
> m68k                       m5249evb_defconfig
> mips                  decstation_64_defconfig
> ia64                             allmodconfig
> ia64                                defconfig
> ia64                             allyesconfig
> m68k                             allmodconfig
> m68k                                defconfig
> m68k                             allyesconfig
> nios2                               defconfig
> arc                              allyesconfig
> nds32                             allnoconfig
> c6x                              allyesconfig
> nds32                               defconfig
> nios2                            allyesconfig
> alpha                               defconfig
> alpha                            allyesconfig
> xtensa                           allyesconfig
> h8300                            allyesconfig
> arc                                 defconfig
> sh                               allmodconfig
> s390                             allyesconfig
> parisc                           allyesconfig
> s390                                defconfig
> i386                             allyesconfig
> sparc                            allyesconfig
> sparc                               defconfig
> i386                               tinyconfig
> i386                                defconfig
> mips                             allyesconfig
> mips                             allmodconfig
> powerpc                          allyesconfig
> powerpc                          allmodconfig
> powerpc                           allnoconfig
> x86_64               randconfig-a006-20210113
> x86_64               randconfig-a004-20210113
> x86_64               randconfig-a001-20210113
> x86_64               randconfig-a005-20210113
> x86_64               randconfig-a003-20210113
> x86_64               randconfig-a002-20210113
> i386                 randconfig-a002-20210113
> i386                 randconfig-a005-20210113
> i386                 randconfig-a006-20210113
> i386                 randconfig-a003-20210113
> i386                 randconfig-a001-20210113
> i386                 randconfig-a004-20210113
> i386                 randconfig-a012-20210113
> i386                 randconfig-a011-20210113
> i386                 randconfig-a016-20210113
> i386                 randconfig-a013-20210113
> i386                 randconfig-a015-20210113
> i386                 randconfig-a014-20210113
> riscv                    nommu_k210_defconfig
> riscv                            allyesconfig
> riscv                    nommu_virt_defconfig
> riscv                             allnoconfig
> riscv                               defconfig
> riscv                          rv32_defconfig
> riscv                            allmodconfig
> x86_64                                   rhel
> x86_64                           allyesconfig
> x86_64                    rhel-7.6-kselftests
> x86_64                              defconfig
> x86_64                               rhel-8.3
> x86_64                      rhel-8.3-kbuiltin
> x86_64                                  kexec
> 
> clang tested configs:
> x86_64               randconfig-a015-20210113
> x86_64               randconfig-a012-20210113
> x86_64               randconfig-a013-20210113
> x86_64               randconfig-a016-20210113
> x86_64               randconfig-a014-20210113
> x86_64               randconfig-a011-20210113
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [rcu:rcu/next] BUILD SUCCESS WITH WARNING f81f6edb74f27c5c8917d20a2bc128aca39aae11
  2021-01-13 15:14 ` Paul E. McKenney
@ 2021-01-14  1:38   ` Rong Chen
  2021-01-14  4:29     ` Paul E. McKenney
  0 siblings, 1 reply; 4+ messages in thread
From: Rong Chen @ 2021-01-14  1:38 UTC (permalink / raw)
  To: paulmck, kernel test robot; +Cc: linux-kernel



On 1/13/21 11:14 PM, Paul E. McKenney wrote:
> On Wed, Jan 13, 2021 at 08:24:24PM +0800, kernel test robot wrote:
>> tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git  rcu/next
>> branch HEAD: f81f6edb74f27c5c8917d20a2bc128aca39aae11  rcu: Remove spurious instrumentation_end() in rcu_nmi_enter()
>>
>> Warning ids grouped by kconfigs:
>>
>> gcc_recent_errors
>> |-- h8300-randconfig-c003-20210112
>> |   `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
>> |-- i386-randconfig-c001-20210112
>> |   `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
>> `-- powerpc-randconfig-c004-20210112
>>      `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
> OK, I will bite...  At which line?
>
> 							Thanx, Paul

Hi Paul,

It's a coccinelle warning, it seems Julia Lawall didn't forward it to you,
it maybe not a real problem.

https://lists.01.org/hyperkitty/list/kbuild@lists.01.org/message/ZN45D2QHCG5W4KMOGVBLUCUOKH32LFHE/

Best Regards,
Rong Chen

>
>> elapsed time: 722m
>>
>> configs tested: 164
>> configs skipped: 2
>>
>> gcc tested configs:
>> arm                                 defconfig
>> arm64                            allyesconfig
>> arm64                               defconfig
>> arm                              allyesconfig
>> arm                              allmodconfig
>> arm                         shannon_defconfig
>> powerpc                       maple_defconfig
>> arm                              zx_defconfig
>> mips                            e55_defconfig
>> arm                       spear13xx_defconfig
>> arm                  colibri_pxa300_defconfig
>> sh                           se7206_defconfig
>> arc                 nsimosci_hs_smp_defconfig
>> powerpc                   lite5200b_defconfig
>> sh                  sh7785lcr_32bit_defconfig
>> mips                       lemote2f_defconfig
>> sh                      rts7751r2d1_defconfig
>> m68k                        m5272c3_defconfig
>> sh                            migor_defconfig
>> powerpc                        icon_defconfig
>> sh                               alldefconfig
>> mips                     cu1000-neo_defconfig
>> arm                       cns3420vb_defconfig
>> mips                 decstation_r4k_defconfig
>> arm                           corgi_defconfig
>> arm                     eseries_pxa_defconfig
>> ia64                          tiger_defconfig
>> powerpc                      pasemi_defconfig
>> mips                         bigsur_defconfig
>> mips                       rbtx49xx_defconfig
>> c6x                              alldefconfig
>> mips                     decstation_defconfig
>> sh                   sh7770_generic_defconfig
>> arm                            hisi_defconfig
>> c6x                        evmc6472_defconfig
>> microblaze                          defconfig
>> xtensa                  cadence_csp_defconfig
>> powerpc                    mvme5100_defconfig
>> m68k                         amcore_defconfig
>> mips                        bcm47xx_defconfig
>> mips                        workpad_defconfig
>> h8300                     edosk2674_defconfig
>> powerpc                 mpc8313_rdb_defconfig
>> mips                           xway_defconfig
>> arc                           tb10x_defconfig
>> sh                           se7721_defconfig
>> arm                         axm55xx_defconfig
>> m68k                            q40_defconfig
>> arm                        mini2440_defconfig
>> powerpc                     tqm8560_defconfig
>> sh                         ecovec24_defconfig
>> c6x                        evmc6457_defconfig
>> arm                        mvebu_v7_defconfig
>> mips                      pistachio_defconfig
>> m68k                          multi_defconfig
>> s390                       zfcpdump_defconfig
>> xtensa                    smp_lx200_defconfig
>> h8300                    h8300h-sim_defconfig
>> arm                       multi_v4t_defconfig
>> arm                     davinci_all_defconfig
>> sh                          r7780mp_defconfig
>> arm                        keystone_defconfig
>> ia64                            zx1_defconfig
>> mips                      maltaaprp_defconfig
>> sh                           se7724_defconfig
>> sh                          urquell_defconfig
>> sparc                            alldefconfig
>> arm                        multi_v5_defconfig
>> powerpc                      pmac32_defconfig
>> powerpc                     ksi8560_defconfig
>> powerpc                    amigaone_defconfig
>> arc                     haps_hs_smp_defconfig
>> csky                                defconfig
>> um                            kunit_defconfig
>> powerpc                 mpc832x_rdb_defconfig
>> powerpc                      mgcoge_defconfig
>> ia64                        generic_defconfig
>> powerpc                      bamboo_defconfig
>> arm                      pxa255-idp_defconfig
>> sh                           se7705_defconfig
>> parisc                              defconfig
>> m68k                        m5407c3_defconfig
>> m68k                          atari_defconfig
>> powerpc                 mpc832x_mds_defconfig
>> powerpc                        fsp2_defconfig
>> m68k                       m5275evb_defconfig
>> powerpc                      ppc44x_defconfig
>> arm                            qcom_defconfig
>> sh                ecovec24-romimage_defconfig
>> arm                          tango4_defconfig
>> mips                          ath25_defconfig
>> sh                           sh2007_defconfig
>> arm                         socfpga_defconfig
>> m68k                       m5249evb_defconfig
>> mips                  decstation_64_defconfig
>> ia64                             allmodconfig
>> ia64                                defconfig
>> ia64                             allyesconfig
>> m68k                             allmodconfig
>> m68k                                defconfig
>> m68k                             allyesconfig
>> nios2                               defconfig
>> arc                              allyesconfig
>> nds32                             allnoconfig
>> c6x                              allyesconfig
>> nds32                               defconfig
>> nios2                            allyesconfig
>> alpha                               defconfig
>> alpha                            allyesconfig
>> xtensa                           allyesconfig
>> h8300                            allyesconfig
>> arc                                 defconfig
>> sh                               allmodconfig
>> s390                             allyesconfig
>> parisc                           allyesconfig
>> s390                                defconfig
>> i386                             allyesconfig
>> sparc                            allyesconfig
>> sparc                               defconfig
>> i386                               tinyconfig
>> i386                                defconfig
>> mips                             allyesconfig
>> mips                             allmodconfig
>> powerpc                          allyesconfig
>> powerpc                          allmodconfig
>> powerpc                           allnoconfig
>> x86_64               randconfig-a006-20210113
>> x86_64               randconfig-a004-20210113
>> x86_64               randconfig-a001-20210113
>> x86_64               randconfig-a005-20210113
>> x86_64               randconfig-a003-20210113
>> x86_64               randconfig-a002-20210113
>> i386                 randconfig-a002-20210113
>> i386                 randconfig-a005-20210113
>> i386                 randconfig-a006-20210113
>> i386                 randconfig-a003-20210113
>> i386                 randconfig-a001-20210113
>> i386                 randconfig-a004-20210113
>> i386                 randconfig-a012-20210113
>> i386                 randconfig-a011-20210113
>> i386                 randconfig-a016-20210113
>> i386                 randconfig-a013-20210113
>> i386                 randconfig-a015-20210113
>> i386                 randconfig-a014-20210113
>> riscv                    nommu_k210_defconfig
>> riscv                            allyesconfig
>> riscv                    nommu_virt_defconfig
>> riscv                             allnoconfig
>> riscv                               defconfig
>> riscv                          rv32_defconfig
>> riscv                            allmodconfig
>> x86_64                                   rhel
>> x86_64                           allyesconfig
>> x86_64                    rhel-7.6-kselftests
>> x86_64                              defconfig
>> x86_64                               rhel-8.3
>> x86_64                      rhel-8.3-kbuiltin
>> x86_64                                  kexec
>>
>> clang tested configs:
>> x86_64               randconfig-a015-20210113
>> x86_64               randconfig-a012-20210113
>> x86_64               randconfig-a013-20210113
>> x86_64               randconfig-a016-20210113
>> x86_64               randconfig-a014-20210113
>> x86_64               randconfig-a011-20210113
>>
>> ---
>> 0-DAY CI Kernel Test Service, Intel Corporation
>> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [rcu:rcu/next] BUILD SUCCESS WITH WARNING f81f6edb74f27c5c8917d20a2bc128aca39aae11
  2021-01-14  1:38   ` Rong Chen
@ 2021-01-14  4:29     ` Paul E. McKenney
  0 siblings, 0 replies; 4+ messages in thread
From: Paul E. McKenney @ 2021-01-14  4:29 UTC (permalink / raw)
  To: Rong Chen; +Cc: kernel test robot, linux-kernel

On Thu, Jan 14, 2021 at 09:38:47AM +0800, Rong Chen wrote:
> 
> 
> On 1/13/21 11:14 PM, Paul E. McKenney wrote:
> > On Wed, Jan 13, 2021 at 08:24:24PM +0800, kernel test robot wrote:
> > > tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git  rcu/next
> > > branch HEAD: f81f6edb74f27c5c8917d20a2bc128aca39aae11  rcu: Remove spurious instrumentation_end() in rcu_nmi_enter()
> > > 
> > > Warning ids grouped by kconfigs:
> > > 
> > > gcc_recent_errors
> > > |-- h8300-randconfig-c003-20210112
> > > |   `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
> > > |-- i386-randconfig-c001-20210112
> > > |   `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
> > > `-- powerpc-randconfig-c004-20210112
> > >      `-- kernel-rcu-rcutorture.c:WARNING-kmalloc-is-used-to-allocate-this-memory-at-line
> > OK, I will bite...  At which line?
> > 
> > 							Thanx, Paul
> 
> Hi Paul,
> 
> It's a coccinelle warning, it seems Julia Lawall didn't forward it to you,
> it maybe not a real problem.
> 
> https://lists.01.org/hyperkitty/list/kbuild@lists.01.org/message/ZN45D2QHCG5W4KMOGVBLUCUOKH32LFHE/

Indeed.  The kmalloc() at line 1887 is freed via kfree() at line 1893,
then 1894 does a vmalloc() that is vfree()ed at line 1900.  It looks like
the script paired 1887 with 1900, losing lines 1893 and 1894.  ;-)

							Thanx, Paul

> Best Regards,
> Rong Chen
> 
> > 
> > > elapsed time: 722m
> > > 
> > > configs tested: 164
> > > configs skipped: 2
> > > 
> > > gcc tested configs:
> > > arm                                 defconfig
> > > arm64                            allyesconfig
> > > arm64                               defconfig
> > > arm                              allyesconfig
> > > arm                              allmodconfig
> > > arm                         shannon_defconfig
> > > powerpc                       maple_defconfig
> > > arm                              zx_defconfig
> > > mips                            e55_defconfig
> > > arm                       spear13xx_defconfig
> > > arm                  colibri_pxa300_defconfig
> > > sh                           se7206_defconfig
> > > arc                 nsimosci_hs_smp_defconfig
> > > powerpc                   lite5200b_defconfig
> > > sh                  sh7785lcr_32bit_defconfig
> > > mips                       lemote2f_defconfig
> > > sh                      rts7751r2d1_defconfig
> > > m68k                        m5272c3_defconfig
> > > sh                            migor_defconfig
> > > powerpc                        icon_defconfig
> > > sh                               alldefconfig
> > > mips                     cu1000-neo_defconfig
> > > arm                       cns3420vb_defconfig
> > > mips                 decstation_r4k_defconfig
> > > arm                           corgi_defconfig
> > > arm                     eseries_pxa_defconfig
> > > ia64                          tiger_defconfig
> > > powerpc                      pasemi_defconfig
> > > mips                         bigsur_defconfig
> > > mips                       rbtx49xx_defconfig
> > > c6x                              alldefconfig
> > > mips                     decstation_defconfig
> > > sh                   sh7770_generic_defconfig
> > > arm                            hisi_defconfig
> > > c6x                        evmc6472_defconfig
> > > microblaze                          defconfig
> > > xtensa                  cadence_csp_defconfig
> > > powerpc                    mvme5100_defconfig
> > > m68k                         amcore_defconfig
> > > mips                        bcm47xx_defconfig
> > > mips                        workpad_defconfig
> > > h8300                     edosk2674_defconfig
> > > powerpc                 mpc8313_rdb_defconfig
> > > mips                           xway_defconfig
> > > arc                           tb10x_defconfig
> > > sh                           se7721_defconfig
> > > arm                         axm55xx_defconfig
> > > m68k                            q40_defconfig
> > > arm                        mini2440_defconfig
> > > powerpc                     tqm8560_defconfig
> > > sh                         ecovec24_defconfig
> > > c6x                        evmc6457_defconfig
> > > arm                        mvebu_v7_defconfig
> > > mips                      pistachio_defconfig
> > > m68k                          multi_defconfig
> > > s390                       zfcpdump_defconfig
> > > xtensa                    smp_lx200_defconfig
> > > h8300                    h8300h-sim_defconfig
> > > arm                       multi_v4t_defconfig
> > > arm                     davinci_all_defconfig
> > > sh                          r7780mp_defconfig
> > > arm                        keystone_defconfig
> > > ia64                            zx1_defconfig
> > > mips                      maltaaprp_defconfig
> > > sh                           se7724_defconfig
> > > sh                          urquell_defconfig
> > > sparc                            alldefconfig
> > > arm                        multi_v5_defconfig
> > > powerpc                      pmac32_defconfig
> > > powerpc                     ksi8560_defconfig
> > > powerpc                    amigaone_defconfig
> > > arc                     haps_hs_smp_defconfig
> > > csky                                defconfig
> > > um                            kunit_defconfig
> > > powerpc                 mpc832x_rdb_defconfig
> > > powerpc                      mgcoge_defconfig
> > > ia64                        generic_defconfig
> > > powerpc                      bamboo_defconfig
> > > arm                      pxa255-idp_defconfig
> > > sh                           se7705_defconfig
> > > parisc                              defconfig
> > > m68k                        m5407c3_defconfig
> > > m68k                          atari_defconfig
> > > powerpc                 mpc832x_mds_defconfig
> > > powerpc                        fsp2_defconfig
> > > m68k                       m5275evb_defconfig
> > > powerpc                      ppc44x_defconfig
> > > arm                            qcom_defconfig
> > > sh                ecovec24-romimage_defconfig
> > > arm                          tango4_defconfig
> > > mips                          ath25_defconfig
> > > sh                           sh2007_defconfig
> > > arm                         socfpga_defconfig
> > > m68k                       m5249evb_defconfig
> > > mips                  decstation_64_defconfig
> > > ia64                             allmodconfig
> > > ia64                                defconfig
> > > ia64                             allyesconfig
> > > m68k                             allmodconfig
> > > m68k                                defconfig
> > > m68k                             allyesconfig
> > > nios2                               defconfig
> > > arc                              allyesconfig
> > > nds32                             allnoconfig
> > > c6x                              allyesconfig
> > > nds32                               defconfig
> > > nios2                            allyesconfig
> > > alpha                               defconfig
> > > alpha                            allyesconfig
> > > xtensa                           allyesconfig
> > > h8300                            allyesconfig
> > > arc                                 defconfig
> > > sh                               allmodconfig
> > > s390                             allyesconfig
> > > parisc                           allyesconfig
> > > s390                                defconfig
> > > i386                             allyesconfig
> > > sparc                            allyesconfig
> > > sparc                               defconfig
> > > i386                               tinyconfig
> > > i386                                defconfig
> > > mips                             allyesconfig
> > > mips                             allmodconfig
> > > powerpc                          allyesconfig
> > > powerpc                          allmodconfig
> > > powerpc                           allnoconfig
> > > x86_64               randconfig-a006-20210113
> > > x86_64               randconfig-a004-20210113
> > > x86_64               randconfig-a001-20210113
> > > x86_64               randconfig-a005-20210113
> > > x86_64               randconfig-a003-20210113
> > > x86_64               randconfig-a002-20210113
> > > i386                 randconfig-a002-20210113
> > > i386                 randconfig-a005-20210113
> > > i386                 randconfig-a006-20210113
> > > i386                 randconfig-a003-20210113
> > > i386                 randconfig-a001-20210113
> > > i386                 randconfig-a004-20210113
> > > i386                 randconfig-a012-20210113
> > > i386                 randconfig-a011-20210113
> > > i386                 randconfig-a016-20210113
> > > i386                 randconfig-a013-20210113
> > > i386                 randconfig-a015-20210113
> > > i386                 randconfig-a014-20210113
> > > riscv                    nommu_k210_defconfig
> > > riscv                            allyesconfig
> > > riscv                    nommu_virt_defconfig
> > > riscv                             allnoconfig
> > > riscv                               defconfig
> > > riscv                          rv32_defconfig
> > > riscv                            allmodconfig
> > > x86_64                                   rhel
> > > x86_64                           allyesconfig
> > > x86_64                    rhel-7.6-kselftests
> > > x86_64                              defconfig
> > > x86_64                               rhel-8.3
> > > x86_64                      rhel-8.3-kbuiltin
> > > x86_64                                  kexec
> > > 
> > > clang tested configs:
> > > x86_64               randconfig-a015-20210113
> > > x86_64               randconfig-a012-20210113
> > > x86_64               randconfig-a013-20210113
> > > x86_64               randconfig-a016-20210113
> > > x86_64               randconfig-a014-20210113
> > > x86_64               randconfig-a011-20210113
> > > 
> > > ---
> > > 0-DAY CI Kernel Test Service, Intel Corporation
> > > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
> 

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-01-14  4:32 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-01-13 12:24 [rcu:rcu/next] BUILD SUCCESS WITH WARNING f81f6edb74f27c5c8917d20a2bc128aca39aae11 kernel test robot
2021-01-13 15:14 ` Paul E. McKenney
2021-01-14  1:38   ` Rong Chen
2021-01-14  4:29     ` Paul E. McKenney

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).