Re: [PATCH V0 1/1] ASoC: msm: fix integer overflow for long duration offload playback

From: kernel test robot
Date: Wed Mar 09 2022 - 13:24:54 EST


Hi Raghu,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on tiwai-sound/for-next]
[also build test WARNING on vkoul-dmaengine/next broonie-sound/for-next v5.17-rc7 next-20220309]
[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]

url: https://github.com/0day-ci/linux/commits/Raghu-Bankapur/ASoC-msm-fix-integer-overflow-for-long-duration-compress-offload-playback/20220309-222520
base: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next
config: x86_64-randconfig-a014 (https://download.01.org/0day-ci/archive/20220310/202203100248.RVGW6JZh-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 276ca87382b8f16a65bddac700202924228982f6)
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://github.com/0day-ci/linux/commit/9020c5c2e38ba210a8d822d20e32bed85a4ffcab
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Raghu-Bankapur/ASoC-msm-fix-integer-overflow-for-long-duration-compress-offload-playback/20220309-222520
git checkout 9020c5c2e38ba210a8d822d20e32bed85a4ffcab
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash sound/soc/intel/atom/sst/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

>> sound/soc/intel/atom/sst/sst_drv_interface.c:370:11: warning: format specifies type 'int' but the argument has type '__u64' (aka 'unsigned long long') [-Wformat]
str_id, tstamp->copied_total, tstamp->pcm_frames);
^~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:155:39: note: expanded from macro 'dev_dbg'
dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/dynamic_debug.h:167:19: note: expanded from macro 'dynamic_dev_dbg'
dev, fmt, ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/dynamic_debug.h:152:56: note: expanded from macro '_dynamic_func_call'
__dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
^~~~~~~~~~~
include/linux/dynamic_debug.h:134:15: note: expanded from macro '__dynamic_func_call'
func(&id, ##__VA_ARGS__); \
^~~~~~~~~~~
1 warning generated.


vim +370 sound/soc/intel/atom/sst/sst_drv_interface.c

7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 343
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 344 static int sst_cdev_tstamp(struct device *dev, unsigned int str_id,
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 345 struct snd_compr_tstamp *tstamp)
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 346 {
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 347 struct snd_sst_tstamp fw_tstamp = {0,};
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 348 struct stream_info *stream;
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 349 struct intel_sst_drv *ctx = dev_get_drvdata(dev);
ce1cfe295abaa7 sound/soc/intel/atom/sst/sst_drv_interface.c Pierre-Louis Bossart 2018-07-24 350 void __iomem *addr;
ce1cfe295abaa7 sound/soc/intel/atom/sst/sst_drv_interface.c Pierre-Louis Bossart 2018-07-24 351
ce1cfe295abaa7 sound/soc/intel/atom/sst/sst_drv_interface.c Pierre-Louis Bossart 2018-07-24 352 addr = (void __iomem *)(ctx->mailbox + ctx->tstamp) +
ce1cfe295abaa7 sound/soc/intel/atom/sst/sst_drv_interface.c Pierre-Louis Bossart 2018-07-24 353 (str_id * sizeof(fw_tstamp));
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 354
ce1cfe295abaa7 sound/soc/intel/atom/sst/sst_drv_interface.c Pierre-Louis Bossart 2018-07-24 355 memcpy_fromio(&fw_tstamp, addr, sizeof(fw_tstamp));
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 356
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 357 stream = get_stream_info(ctx, str_id);
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 358 if (!stream)
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 359 return -EINVAL;
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 360 dev_dbg(dev, "rb_counter %llu in bytes\n", fw_tstamp.ring_buffer_counter);
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 361
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 362 tstamp->copied_total = fw_tstamp.ring_buffer_counter;
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 363 tstamp->pcm_frames = fw_tstamp.frames_decoded;
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 364 tstamp->pcm_io_frames = div_u64(fw_tstamp.hardware_counter,
75afbd052b3675 sound/soc/intel/atom/sst/sst_drv_interface.c Dan Carpenter 2015-04-09 365 (u64)stream->num_ch * SST_GET_BYTES_PER_SAMPLE(24));
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 366 tstamp->sampling_rate = fw_tstamp.sampling_frequency;
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 367
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 368 dev_dbg(dev, "PCM = %u\n", tstamp->pcm_io_frames);
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 369 dev_dbg(dev, "Ptr Query on strid = %d copied_total %d, decodec %d\n",
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 @370 str_id, tstamp->copied_total, tstamp->pcm_frames);
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 371 dev_dbg(dev, "rendered %d\n", tstamp->pcm_io_frames);
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 372
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 373 return 0;
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 374 }
7adab122a57c5a sound/soc/intel/sst/sst_drv_interface.c Vinod Koul 2014-10-30 375

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