tree: https://github.com/shenki/linux v5.10.50-openpower1 head: 24b277f206d6e8e9f86adaca0f654d7e7d62c7c7 commit: e986a047f6e95986db0f0c7eb5dfc07773ca91cb [1/3] xhci: Reset controller on xhci shutdown config: openrisc-randconfig-p002-20210715 (attached as .config) compiler: or1k-linux-gcc (GCC) 10.3.0 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/shenki/linux/commit/e986a047f6e95986db0f0c7eb5dfc07773... git remote add shenki https://github.com/shenki/linux git fetch --no-tags shenki v5.10.50-openpower1 git checkout e986a047f6e95986db0f0c7eb5dfc07773ca91cb # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=openrisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/usb/host/xhci.c: In function 'xhci_shutdown': 798 | pci_reset_function_locked(to_pci_dev(hcd->self.sysdev)); | ^~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/pci_reset_function_locked +798 drivers/usb/host/xhci.c 767 768 /* 769 * Shutdown HC (not bus-specific) 770 * 771 * This is called when the machine is rebooting or halting. We assume that the 772 * machine will be powered off, and the HC's internal state will be reset. 773 * Don't bother to free memory. 774 * 775 * This will only ever be called with the main usb_hcd (the USB3 roothub). 776 */ 777 void xhci_shutdown(struct usb_hcd *hcd) 778 { 779 struct xhci_hcd *xhci = hcd_to_xhci(hcd); 780 781 if (xhci->quirks & XHCI_SPURIOUS_REBOOT) 782 usb_disable_xhci_ports(to_pci_dev(hcd->self.sysdev)); 783 784 spin_lock_irq(&xhci->lock); 785 xhci_halt(xhci); 786 /* Workaround for spurious wakeups at shutdown with HSW */ 787 if (xhci->quirks & XHCI_SPURIOUS_WAKEUP) 788 xhci_reset(xhci); 789 spin_unlock_irq(&xhci->lock); 790 791 xhci_cleanup_msix(xhci); 792 793 xhci_dbg_trace(xhci, trace_xhci_dbg_init, 794 "xhci_shutdown completed - status = %x", 795 readl(&xhci->op_regs->status)); 796 797 /* TI XHCI controllers do not come back after kexec without this hack */ 799 } 800 EXPORT_SYMBOL_GPL(xhci_shutdown); 801 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org