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orviesa004.jf.intel.com with ESMTP; 23 Dec 2024 05:57:11 -0800 Received: from kbuild by a46f226878e0 with local (Exim 4.96) (envelope-from ) id 1tPivl-0003f9-01; Mon, 23 Dec 2024 13:57:09 +0000 Date: Mon, 23 Dec 2024 21:56:19 +0800 From: kernel test robot To: Andrey Konovalov Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Andrew Morton , Linux Memory Management List , Marco Elver Subject: drivers/misc/sgi-gru/grukdump.c:60:17: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202412232152.PiRThU4w-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: F266840003 X-Stat-Signature: 64edjbwkn15jm7ux86suq8jge61iz35d X-Rspam-User: X-HE-Tag: 1734962205-485639 X-HE-Meta: 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(https://download.01.org/0day-ci/archive/20241223/202412232152.PiRThU4w-lkp@intel.com/config) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241223/202412232152.PiRThU4w-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202412232152.PiRThU4w-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/misc/sgi-gru/grukdump.c:60:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __user *[addressable] ubuf @@ drivers/misc/sgi-gru/grukdump.c:60:17: sparse: expected void const * drivers/misc/sgi-gru/grukdump.c:60:17: sparse: got void [noderef] __user *[addressable] ubuf drivers/misc/sgi-gru/grukdump.c:60:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __user *[addressable] ubuf @@ drivers/misc/sgi-gru/grukdump.c:60:17: sparse: expected void const * drivers/misc/sgi-gru/grukdump.c:60:17: sparse: got void [noderef] __user *[addressable] ubuf >> drivers/misc/sgi-gru/grukdump.c:60:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __user *[addressable] ubuf @@ drivers/misc/sgi-gru/grukdump.c:60:17: sparse: expected void * drivers/misc/sgi-gru/grukdump.c:60:17: sparse: got void [noderef] __user *[addressable] ubuf drivers/misc/sgi-gru/grukdump.c:129:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct gru_context_configuration_handle *ubufcch @@ got void [noderef] __user *[assigned] ubuf @@ drivers/misc/sgi-gru/grukdump.c:129:17: sparse: expected struct gru_context_configuration_handle *ubufcch drivers/misc/sgi-gru/grukdump.c:129:17: sparse: got void [noderef] __user *[assigned] ubuf drivers/misc/sgi-gru/grukdump.c:192:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __user *ubuf @@ got void *[addressable] [assigned] buf @@ drivers/misc/sgi-gru/grukdump.c:192:14: sparse: expected void [noderef] __user *ubuf drivers/misc/sgi-gru/grukdump.c:192:14: sparse: got void *[addressable] [assigned] buf drivers/misc/sgi-gru/grukdump.c:193:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __user *ubufend @@ got void * @@ drivers/misc/sgi-gru/grukdump.c:193:17: sparse: expected void [noderef] __user *ubufend drivers/misc/sgi-gru/grukdump.c:193:17: sparse: got void * vim +60 drivers/misc/sgi-gru/grukdump.c 9cc9b056ea51608 Jack Steiner 2009-06-17 34 9cc9b056ea51608 Jack Steiner 2009-06-17 35 static int gru_dump_context_data(void *grubase, 9cc9b056ea51608 Jack Steiner 2009-06-17 36 struct gru_context_configuration_handle *cch, b8229bedd1f3979 Jack Steiner 2009-12-15 37 void __user *ubuf, int ctxnum, int dsrcnt, b8229bedd1f3979 Jack Steiner 2009-12-15 38 int flush_cbrs) 9cc9b056ea51608 Jack Steiner 2009-06-17 39 { 9cc9b056ea51608 Jack Steiner 2009-06-17 40 void *cb, *cbe, *tfh, *gseg; 9cc9b056ea51608 Jack Steiner 2009-06-17 41 int i, scr; 9cc9b056ea51608 Jack Steiner 2009-06-17 42 9cc9b056ea51608 Jack Steiner 2009-06-17 43 gseg = grubase + ctxnum * GRU_GSEG_STRIDE; 9cc9b056ea51608 Jack Steiner 2009-06-17 44 cb = gseg + GRU_CB_BASE; 9cc9b056ea51608 Jack Steiner 2009-06-17 45 cbe = grubase + GRU_CBE_BASE; 9cc9b056ea51608 Jack Steiner 2009-06-17 46 tfh = grubase + GRU_TFH_BASE; 9cc9b056ea51608 Jack Steiner 2009-06-17 47 9cc9b056ea51608 Jack Steiner 2009-06-17 48 for_each_cbr_in_allocation_map(i, &cch->cbr_allocation_map, scr) { b8229bedd1f3979 Jack Steiner 2009-12-15 49 if (flush_cbrs) b8229bedd1f3979 Jack Steiner 2009-12-15 50 gru_flush_cache(cb); 9cc9b056ea51608 Jack Steiner 2009-06-17 51 if (gru_user_copy_handle(&ubuf, cb)) 9cc9b056ea51608 Jack Steiner 2009-06-17 52 goto fail; 9cc9b056ea51608 Jack Steiner 2009-06-17 53 if (gru_user_copy_handle(&ubuf, tfh + i * GRU_HANDLE_STRIDE)) 9cc9b056ea51608 Jack Steiner 2009-06-17 54 goto fail; 9cc9b056ea51608 Jack Steiner 2009-06-17 55 if (gru_user_copy_handle(&ubuf, cbe + i * GRU_HANDLE_STRIDE)) 9cc9b056ea51608 Jack Steiner 2009-06-17 56 goto fail; 9cc9b056ea51608 Jack Steiner 2009-06-17 57 cb += GRU_HANDLE_STRIDE; 9cc9b056ea51608 Jack Steiner 2009-06-17 58 } 9cc9b056ea51608 Jack Steiner 2009-06-17 59 if (dsrcnt) 9cc9b056ea51608 Jack Steiner 2009-06-17 @60 memcpy(ubuf, gseg + GRU_DS_BASE, dsrcnt * GRU_HANDLE_STRIDE); 9cc9b056ea51608 Jack Steiner 2009-06-17 61 return 0; 9cc9b056ea51608 Jack Steiner 2009-06-17 62 9cc9b056ea51608 Jack Steiner 2009-06-17 63 fail: 9cc9b056ea51608 Jack Steiner 2009-06-17 64 return -EFAULT; 9cc9b056ea51608 Jack Steiner 2009-06-17 65 } 9cc9b056ea51608 Jack Steiner 2009-06-17 66 :::::: The code at line 60 was first introduced by commit :::::: 9cc9b056ea51608788609d7e26c7db55ef81bb2e gru: dump chiplet state :::::: TO: Jack Steiner :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki