arch/alpha/include/asm/irqflags.h:47:9: sparse: sparse: context imbalance in 'blogic_qcmd_lck'

* arch/alpha/include/asm/irqflags.h:47:9: sparse: sparse: context imbalance in 'blogic_qcmd_lck' - unexpected unlock
@ 2020-07-10  9:56 ` kernel test robot
  0 siblings, 0 replies; 3+ messages in thread
From: kernel test robot @ 2020-07-10  9:56 UTC (permalink / raw)
  To: Luc Van Oostenryck; +Cc: kbuild-all, linux-kernel, Masahiro Yamada

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   42f82040ee66db13525dc6f14b8559890b2f4c1c
commit: 80591e61a0f7e88deaada69844e4a31280c4a38f kbuild: tell sparse about the $ARCH
date:   8 months ago
config: alpha-randconfig-s031-20200710 (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.2-37-gc9676a3b-dirty
        git checkout 80591e61a0f7e88deaada69844e4a31280c4a38f
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$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/scsi/BusLogic.c:3093:29: sparse: sparse: Using plain integer as NULL pointer
>> arch/alpha/include/asm/irqflags.h:47:9: sparse: sparse: context imbalance in 'blogic_qcmd_lck' - unexpected unlock
>> arch/alpha/include/asm/irqflags.h:47:9: sparse: sparse: context imbalance in 'blogic_resetadapter' - unexpected unlock
--
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2369:50: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int [usertype] rss @@     got restricted __be32 [assigned] [usertype] rss_hi @@
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2369:50: sparse:     expected unsigned int [usertype] rss
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2369:50: sparse:     got restricted __be32 [assigned] [usertype] rss_hi
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2435:43: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __wsum [usertype] csum @@     got restricted __be32 [assigned] [usertype] rss_hi @@
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2435:43: sparse:     expected restricted __wsum [usertype] csum
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2435:43: sparse:     got restricted __be32 [assigned] [usertype] rss_hi
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2436:47: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] priority @@     got restricted __be32 [assigned] [usertype] rss_lo @@
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2436:47: sparse:     expected unsigned int [usertype] priority
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2436:47: sparse:     got restricted __be32 [assigned] [usertype] rss_lo
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2114:16: sparse: sparse: cast to restricted __be32
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2114:16: sparse: sparse: cast to restricted __be32
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2114:16: sparse: sparse: cast to restricted __be32
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2114:16: sparse: sparse: cast to restricted __be32
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2114:16: sparse: sparse: cast to restricted __be32
   drivers/net/ethernet/chelsio/cxgb3/sge.c:2114:16: sparse: sparse: cast to restricted __be32
>> drivers/net/ethernet/chelsio/cxgb3/sge.c:336:9: sparse: sparse: context imbalance in 'sge_timer_tx' - wrong count at exit
>> arch/alpha/include/asm/irqflags.h:47:9: sparse: sparse: context imbalance in 'sge_timer_rx' - wrong count at exit
--
   drivers/scsi/libfc/fc_fcp.c:537:29: sparse: sparse: cast to restricted __le32
>> include/linux/spinlock.h:383:9: sparse: sparse: context imbalance in 'fc_fcp_recv' - unexpected unlock
   drivers/scsi/libfc/fc_fcp.c:1210:26: sparse: sparse: context imbalance in 'fc_fcp_cmd_send' - unexpected unlock
>> include/linux/spinlock.h:383:9: sparse: sparse: context imbalance in 'fc_fcp_error' - unexpected unlock
   drivers/scsi/libfc/fc_fcp.c:465:32: sparse: sparse: context imbalance in 'fc_lun_reset_send' - unexpected unlock
>> include/linux/spinlock.h:383:9: sparse: sparse: context imbalance in 'fc_tm_done' - unexpected unlock
>> include/linux/spinlock.h:383:9: sparse: sparse: context imbalance in 'fc_fcp_timeout' - unexpected unlock
>> include/linux/spinlock.h:383:9: sparse: sparse: context imbalance in 'fc_fcp_rec_resp' - unexpected unlock
>> include/linux/spinlock.h:383:9: sparse: sparse: context imbalance in 'fc_fcp_rec_error' - unexpected unlock
>> include/linux/spinlock.h:383:9: sparse: sparse: context imbalance in 'fc_fcp_srr_resp' - unexpected unlock
>> include/linux/spinlock.h:383:9: sparse: sparse: context imbalance in 'fc_fcp_srr_error' - unexpected unlock
   drivers/scsi/libfc/fc_fcp.c:2137:9: sparse: sparse: context imbalance in 'fc_eh_abort' - unexpected unlock
--
   drivers/net/ethernet/chelsio/cxgb4/sge.c:1516:47: sparse: sparse: cast from restricted __sum16
   drivers/net/ethernet/chelsio/cxgb4/sge.c:1516:44: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __sum16 [usertype] check @@     got unsigned short [usertype] @@
   drivers/net/ethernet/chelsio/cxgb4/sge.c:1516:44: sparse:     expected restricted __sum16 [usertype] check
   drivers/net/ethernet/chelsio/cxgb4/sge.c:1516:44: sparse:     got unsigned short [usertype]
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
   drivers/net/ethernet/chelsio/cxgb4/sge.c:2831:43: sparse: sparse: cast to restricted __be64
>> drivers/net/ethernet/chelsio/cxgb4/sge.c:1324:5: sparse: sparse: context imbalance in 't4_sge_eth_txq_egress_update' - wrong count at exit
   drivers/net/ethernet/chelsio/cxgb4/sge.c:1444:17: sparse: sparse: context imbalance in 'cxgb4_eth_xmit' - different lock contexts for basic block
>> include/linux/spinlock.h:378:9: sparse: sparse: context imbalance in 'service_ofldq' - unexpected unlock
>> drivers/net/ethernet/chelsio/cxgb4/sge.c:2528:12: sparse: sparse: context imbalance in 'ofld_xmit_direct' - different lock contexts for basic block
--
   drivers/net/ethernet/chelsio/cxgb/sge.c:1387:65: sparse: sparse: cast to restricted __be16
   drivers/net/ethernet/chelsio/cxgb/sge.c:1387:65: sparse: sparse: cast to restricted __be16
   drivers/net/ethernet/chelsio/cxgb/sge.c:1387:65: sparse: sparse: cast to restricted __be16
   drivers/net/ethernet/chelsio/cxgb/sge.c:1387:65: sparse: sparse: cast to restricted __be16
   drivers/net/ethernet/chelsio/cxgb/sge.c:1863:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] vlan @@     got restricted __be16 [usertype] @@
   drivers/net/ethernet/chelsio/cxgb/sge.c:1863:27: sparse:     expected unsigned short [usertype] vlan
   drivers/net/ethernet/chelsio/cxgb/sge.c:1863:27: sparse:     got restricted __be16 [usertype]
>> drivers/net/ethernet/chelsio/cxgb/sge.c:1699:17: sparse: sparse: context imbalance in 't1_sge_tx' - different lock contexts for basic block
>> drivers/net/ethernet/chelsio/cxgb/sge.c:1889:9: sparse: sparse: context imbalance in 'sge_tx_reclaim_cb' - different lock contexts for basic block

vim +/blogic_qcmd_lck +47 arch/alpha/include/asm/irqflags.h

df9ee29270c11d David Howells 2010-10-07  44  
df9ee29270c11d David Howells 2010-10-07  45  static inline void arch_local_irq_enable(void)
df9ee29270c11d David Howells 2010-10-07  46  {
df9ee29270c11d David Howells 2010-10-07 @47  	barrier();
df9ee29270c11d David Howells 2010-10-07  48  	setipl(IPL_MIN);
df9ee29270c11d David Howells 2010-10-07  49  }
df9ee29270c11d 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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