linux-kernel - Re: [PATCH] [SCSI] hptiop: Add inbound queue offset bounds check in iop_get_config

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Message-ID: <202511251457.AUHUgeyl-lkp@intel.com>
Date: Tue, 25 Nov 2025 14:59:25 +0800
From: kernel test robot <lkp@...el.com>
To: Guangshuo Li <lgs201920130244@...il.com>,
	HighPoint Linux Team <linux@...hpoint-tech.com>,
	"James E.J. Bottomley" <jejb@...ux.ibm.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	James Bottomley <James.Bottomley@...senpartnership.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	Linux Memory Management List <linux-mm@...ck.org>,
	Guangshuo Li <lgs201920130244@...il.com>, stable@...r.kernel.org
Subject: Re: [PATCH] [SCSI] hptiop: Add inbound queue offset bounds check in
 iop_get_config_itl

Hi Guangshuo,

kernel test robot noticed the following build errors:

[auto build test ERROR on mkp-scsi/for-next]
[also build test ERROR on jejb-scsi/for-next akpm-mm/mm-everything linus/master v6.18-rc7 next-20251124]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Guangshuo-Li/hptiop-Add-inbound-queue-offset-bounds-check-in-iop_get_config_itl/20251124-230112
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next
patch link:    https://lore.kernel.org/r/20251124145848.45687-1-lgs201920130244%40gmail.com
patch subject: [PATCH] [SCSI] hptiop: Add inbound queue offset bounds check in iop_get_config_itl
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20251125/202511251457.AUHUgeyl-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251125/202511251457.AUHUgeyl-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511251457.AUHUgeyl-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/scsi/hptiop.c:170:17: error: no member named 'pdev' in 'struct hptiop_hba'
     170 |                 dev_err(&hba->pdev->dev,
         |                          ~~~  ^
   include/linux/dev_printk.h:154:44: note: expanded from macro 'dev_err'
     154 |         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
         |                                                   ^~~
   include/linux/dev_printk.h:110:11: note: expanded from macro 'dev_printk_index_wrap'
     110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                       \
         |                         ^~~
   1 error generated.


vim +170 drivers/scsi/hptiop.c

   160	
   161	static void mv_inbound_write(u64 p, struct hptiop_hba *hba)
   162	{
   163		u32 inbound_head = readl(&hba->u.mv.mu->inbound_head);
   164		u32 head = inbound_head + 1;
   165	
   166		if (head == MVIOP_QUEUE_LEN)
   167			head = 0;
   168	
   169		if (inbound_head >= MVIOP_QUEUE_LEN) {
 > 170			dev_err(&hba->pdev->dev,
   171				"hptiop: inbound_head out of range (%u)\n",
   172				inbound_head);
   173			inbound_head = 0;
   174			head = 1;
   175		}
   176	
   177		memcpy_toio(&hba->u.mv.mu->inbound_q[inbound_head], &p, 8);
   178		writel(head, &hba->u.mv.mu->inbound_head);
   179		writel(MVIOP_MU_INBOUND_INT_POSTQUEUE,
   180				&hba->u.mv.regs->inbound_doorbell);
   181	}
   182	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki