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Date: Mon, 8 Jan 2024 13:33:36 -0800 From: "Paul E. McKenney" <paulmck@...nel.org> To: lucas.dimarchi@...el.com, ogabbay@...nel.org, thomas.hellstrom@...ux.intel.com Cc: linux-kernel@...r.kernel.org, sfr@...b.auug.org.au, intel-xe@...ts.freedesktop.org Subject: [BUG] allmodconfig build error in next-20240108 Hello! Recent -next trees get the following build error for allmodconfig builds: ------------------------------------------------------------------------ drivers/gpu/drm/xe/xe_gt_pagefault.c: In function ‘xe_guc_pagefault_handler’: ./include/linux/fortify-string.h:57:33: error: writing 16 bytes into a region of size 0 [-Werror=stringop-overflow=] 57 | #define __underlying_memcpy __builtin_memcpy | ^ ./include/linux/fortify-string.h:644:9: note: in expansion of macro ‘__underlying_memcpy’ 644 | __underlying_##op(p, q, __fortify_size); \ | ^~~~~~~~~~~~~ ./include/linux/fortify-string.h:689:26: note: in expansion of macro ‘__fortify_memcpy_chk’ 689 | #define memcpy(p, q, s) __fortify_memcpy_chk(p, q, s, \ | ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/xe/xe_gt_pagefault.c:340:17: note: in expansion of macro ‘memcpy’ 340 | memcpy(pf_queue->data + pf_queue->tail, msg, len * sizeof(u32)); | ^~~~~~ In file included from drivers/gpu/drm/xe/xe_device_types.h:17, from drivers/gpu/drm/xe/xe_vm_types.h:16, from drivers/gpu/drm/xe/xe_bo.h:13, from drivers/gpu/drm/xe/xe_gt_pagefault.c:16: drivers/gpu/drm/xe/xe_gt_types.h:102:25: note: at offset [1144, 265324] into destination object ‘tile’ of size 8 102 | struct xe_tile *tile; | ------------------------------------------------------------------------ Thanx, Paul
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