From: kernel test robot <lkp@intel.com>
To: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Masahiro Yamada <yamada.masahiro@socionext.com>
Subject: arch/alpha/include/asm/irqflags.h:47:9: sparse: sparse: context imbalance in '_conn_request_state' - unexpected unlock
Date: Fri, 24 Jul 2020 09:43:33 +0800 [thread overview]
Message-ID: <202007240927.LB4gFx86%lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: d15be546031cf65a0fc34879beca02fd90fe7ac7
commit: 80591e61a0f7e88deaada69844e4a31280c4a38f kbuild: tell sparse about the $ARCH
date: 8 months ago
config: alpha-randconfig-s031-20200723 (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.2-93-g4c6cbe55-dirty
git checkout 80591e61a0f7e88deaada69844e4a31280c4a38f
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=alpha
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
drivers/block/drbd/drbd_state.c:1903:30: sparse: sparse: incompatible types in comparison expression (different address spaces):
drivers/block/drbd/drbd_state.c:1903:30: sparse: struct disk_conf [noderef] <asn:4> *
drivers/block/drbd/drbd_state.c:1903:30: sparse: struct disk_conf *
drivers/block/drbd/drbd_state.c:834:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
drivers/block/drbd/drbd_state.c:834:22: sparse: struct disk_conf [noderef] <asn:4> *
drivers/block/drbd/drbd_state.c:834:22: sparse: struct disk_conf *
drivers/block/drbd/drbd_state.c:838:14: sparse: sparse: incompatible types in comparison expression (different address spaces):
drivers/block/drbd/drbd_state.c:838:14: sparse: struct net_conf [noderef] <asn:4> *
drivers/block/drbd/drbd_state.c:838:14: sparse: struct net_conf *
drivers/block/drbd/drbd_state.c:1064:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
drivers/block/drbd/drbd_state.c:1064:22: sparse: struct disk_conf [noderef] <asn:4> *
drivers/block/drbd/drbd_state.c:1064:22: sparse: struct disk_conf *
drivers/block/drbd/drbd_state.c:1341:36: sparse: sparse: cast to non-scalar
drivers/block/drbd/drbd_state.c:1342:36: sparse: sparse: cast to non-scalar
drivers/block/drbd/drbd_state.c:2069:17: sparse: sparse: incompatible types in comparison expression (different address spaces):
drivers/block/drbd/drbd_state.c:2069:17: sparse: struct net_conf [noderef] <asn:4> *
drivers/block/drbd/drbd_state.c:2069:17: sparse: struct net_conf *
drivers/block/drbd/drbd_state.c:838:14: sparse: sparse: context imbalance in 'is_valid_state' - different lock contexts for basic block
drivers/block/drbd/drbd_state.c:1070:9: sparse: sparse: context imbalance in 'sanitize_state' - different lock contexts for basic block
drivers/block/drbd/drbd_state.c:1949:25: sparse: sparse: context imbalance in 'after_state_ch' - unexpected unlock
drivers/block/drbd/drbd_state.c: note: in included file (through include/linux/irqflags.h, include/linux/spinlock.h, include/linux/mmzone.h, ...):
>> arch/alpha/include/asm/irqflags.h:47:9: sparse: sparse: context imbalance in '_conn_request_state' - unexpected unlock
vim +/_conn_request_state +47 arch/alpha/include/asm/irqflags.h
df9ee29270c11db David Howells 2010-10-07 44
df9ee29270c11db David Howells 2010-10-07 45 static inline void arch_local_irq_enable(void)
df9ee29270c11db David Howells 2010-10-07 46 {
df9ee29270c11db David Howells 2010-10-07 @47 barrier();
df9ee29270c11db David Howells 2010-10-07 48 setipl(IPL_MIN);
df9ee29270c11db David Howells 2010-10-07 49 }
df9ee29270c11db David Howells 2010-10-07 50
:::::: The code at line 47 was first introduced by commit
:::::: df9ee29270c11dba7d0fe0b83ce47a4d8e8d2101 Fix IRQ flag handling naming
:::::: TO: David Howells <dhowells@redhat.com>
:::::: CC: David Howells <dhowells@redhat.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2020-07-24 1:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-24 1:43 kernel test robot [this message]
2020-08-16 18:34 kernel test robot
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