tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: fef7fd48922d11b22620e19f9c9101647bfe943d commit: 93a4fa622eb061f75f87f0cf9609ab4e69c67d01 LoongArch: Add STACKTRACE support date: 3 months ago config: loongarch-randconfig-s031-20221113 compiler: loongarch64-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93a4fa622eb061f75f87f0cf9609ab4e69c67d01 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 93a4fa622eb061f75f87f0cf9609ab4e69c67d01 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=loongarch SHELL=/bin/bash drivers/media/usb/uvc/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: got unsigned int [noderef] __percpu * >> drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: got unsigned int [noderef] __percpu * >> drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: got unsigned int [noderef] __percpu * >> drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: got unsigned int [noderef] __percpu * >> drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: got int [noderef] __percpu * >> drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: got int [noderef] __percpu * >> drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: got int [noderef] __percpu * >> drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:165:9: sparse: got int [noderef] __percpu * drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: got unsigned int [noderef] __percpu * drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: got unsigned int [noderef] __percpu * drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: got unsigned int [noderef] __percpu * drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: got unsigned int [noderef] __percpu * drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: got int [noderef] __percpu * drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: got int [noderef] __percpu * drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: got int [noderef] __percpu * drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@ drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: expected void *ptr drivers/media/usb/uvc/uvc_queue.c:184:9: sparse: got int [noderef] __percpu * vim +165 drivers/media/usb/uvc/uvc_queue.c 66847ef013cc4e drivers/media/video/uvc/uvc_queue.c Laurent Pinchart 2011-09-24 158 a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 159 static int uvc_start_streaming(struct vb2_queue *vq, unsigned int count) a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 160 { a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 161 struct uvc_video_queue *queue = vb2_get_drv_priv(vq); a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 162 struct uvc_streaming *stream = uvc_queue_to_stream(queue); ef33d901db3026 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 163 int ret; a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 164 c50c9c1e659d8d drivers/media/usb/uvc/uvc_queue.c Kieran Bingham 2018-01-03 @165 lockdep_assert_irqs_enabled(); c50c9c1e659d8d drivers/media/usb/uvc/uvc_queue.c Kieran Bingham 2018-01-03 166 a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 167 queue->buf_used = 0; a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 168 571e70dbd42105 drivers/media/usb/uvc/uvc_queue.c Kieran Bingham 2018-11-05 169 ret = uvc_video_start_streaming(stream); ef33d901db3026 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 170 if (ret == 0) ef33d901db3026 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 171 return 0; ef33d901db3026 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 172 c50c9c1e659d8d drivers/media/usb/uvc/uvc_queue.c Kieran Bingham 2018-01-03 173 spin_lock_irq(&queue->irqlock); ef33d901db3026 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 174 uvc_queue_return_buffers(queue, UVC_BUF_STATE_QUEUED); c50c9c1e659d8d drivers/media/usb/uvc/uvc_queue.c Kieran Bingham 2018-01-03 175 spin_unlock_irq(&queue->irqlock); ef33d901db3026 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 176 ef33d901db3026 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 177 return ret; a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 178 } a11a03e50b7323 drivers/media/usb/uvc/uvc_queue.c Laurent Pinchart 2014-10-21 179 :::::: The code at line 165 was first introduced by commit :::::: c50c9c1e659d8de9c13441f243e7938413be6e71 media: uvcvideo: queue: Simplify spin-lock usage :::::: TO: Kieran Bingham :::::: CC: Mauro Carvalho Chehab -- 0-DAY CI Kernel Test Service https://01.org/lkp