Messages in this thread | | | Date | Wed, 18 May 2022 10:10:25 +0800 | From | kernel test robot <> | Subject | [linux-stable-rc:linux-5.4.y 2248/3625] drivers/gpu/drm/i915/gt/intel_gt.c:335:2: error: format string is not a string literal (potentially insecure) |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y head: 25f2e99af01b5b7328f55bbadab563cb26478289 commit: 1b5553c79d52f17e735cd924ff2178a2409e6d0b [2248/3625] drm/i915: Flush TLBs before releasing backing store config: x86_64-randconfig-r031-20220516 (https://download.01.org/0day-ci/archive/20220518/202205180933.FHJdKHSI-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 853fa8ee225edf2d0de94b0dcbd31bea916e825e) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=1b5553c79d52f17e735cd924ff2178a2409e6d0b git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc linux-5.4.y git checkout 1b5553c79d52f17e735cd924ff2178a2409e6d0b # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/i915/gt/intel_gt.c:335:2: error: format string is not a string literal (potentially insecure) [-Werror,-Wformat-security] GEM_TRACE("\n"); ^~~~~~~~~~~~~~~ drivers/gpu/drm/i915/i915_gem.h:68:24: note: expanded from macro 'GEM_TRACE' #define GEM_TRACE(...) trace_printk(__VA_ARGS__) ^~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:716:3: note: expanded from macro 'trace_printk' do_trace_printk(fmt, ##__VA_ARGS__); \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:730:30: note: expanded from macro 'do_trace_printk' __trace_bprintk(_THIS_IP_, trace_printk_fmt, ##args); \ ^~~~~~~~~~~~~~~~ drivers/gpu/drm/i915/gt/intel_gt.c:335:2: note: treat the string as an argument to avoid this drivers/gpu/drm/i915/i915_gem.h:68:24: note: expanded from macro 'GEM_TRACE' #define GEM_TRACE(...) trace_printk(__VA_ARGS__) ^ include/linux/kernel.h:716:3: note: expanded from macro 'trace_printk' do_trace_printk(fmt, ##__VA_ARGS__); \ ^ include/linux/kernel.h:730:30: note: expanded from macro 'do_trace_printk' __trace_bprintk(_THIS_IP_, trace_printk_fmt, ##args); \ ^ 1 error generated.
vim +335 drivers/gpu/drm/i915/gt/intel_gt.c
297 298 void intel_gt_invalidate_tlbs(struct intel_gt *gt) 299 { 300 static const i915_reg_t gen8_regs[] = { 301 [RENDER_CLASS] = GEN8_RTCR, 302 [VIDEO_DECODE_CLASS] = GEN8_M1TCR, /* , GEN8_M2TCR */ 303 [VIDEO_ENHANCEMENT_CLASS] = GEN8_VTCR, 304 [COPY_ENGINE_CLASS] = GEN8_BTCR, 305 }; 306 static const i915_reg_t gen12_regs[] = { 307 [RENDER_CLASS] = GEN12_GFX_TLB_INV_CR, 308 [VIDEO_DECODE_CLASS] = GEN12_VD_TLB_INV_CR, 309 [VIDEO_ENHANCEMENT_CLASS] = GEN12_VE_TLB_INV_CR, 310 [COPY_ENGINE_CLASS] = GEN12_BLT_TLB_INV_CR, 311 }; 312 struct drm_i915_private *i915 = gt->i915; 313 struct intel_uncore *uncore = gt->uncore; 314 struct intel_engine_cs *engine; 315 enum intel_engine_id id; 316 const i915_reg_t *regs; 317 unsigned int num = 0; 318 319 if (I915_SELFTEST_ONLY(gt->awake == -ENODEV)) 320 return; 321 322 if (INTEL_GEN(i915) == 12) { 323 regs = gen12_regs; 324 num = ARRAY_SIZE(gen12_regs); 325 } else if (INTEL_GEN(i915) >= 8 && INTEL_GEN(i915) <= 11) { 326 regs = gen8_regs; 327 num = ARRAY_SIZE(gen8_regs); 328 } else if (INTEL_GEN(i915) < 8) { 329 return; 330 } 331 332 if (WARN_ONCE(!num, "Platform does not implement TLB invalidation!")) 333 return; 334 > 335 GEM_TRACE("\n");
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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