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Date:   Fri, 10 Mar 2017 11:54:56 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Andy Lutomirski <luto@...nel.org>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: ERROR: "empty_zero_page" [drivers/usb/wusbcore/wusbcore.ko]
 undefined!

Hi Andy,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   c1aa905a304e4b5e6a3fe112ec62d9c1c7b0c155
commit: 620f1a632ebcc9811c2f8009ba52297c7006f805 wusbcore: Fix one more crypto-on-the-stack bug
date:   8 weeks ago
config: openrisc-allmodconfig (attached as .config)
compiler: or1k-linux-gcc (GCC) 5.4.0
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 620f1a632ebcc9811c2f8009ba52297c7006f805
        # save the attached .config to linux build tree
        make.cross ARCH=openrisc 

All errors (new ones prefixed by >>):

   ERROR: "empty_zero_page" [net/ceph/libceph.ko] undefined!
   ERROR: "__ucmpdi2" [lib/842/842_decompress.ko] undefined!
   ERROR: "__ioremap" [fs/pstore/ramoops.ko] undefined!
   ERROR: "iounmap" [fs/pstore/ramoops.ko] undefined!
   ERROR: "empty_zero_page" [fs/nfs/objlayout/objlayoutdriver.ko] undefined!
   ERROR: "empty_zero_page" [fs/exofs/exofs.ko] undefined!
   ERROR: "empty_zero_page" [fs/crypto/fscrypto.ko] undefined!
   ERROR: "__ucmpdi2" [fs/btrfs/btrfs.ko] undefined!
   ERROR: "__ioremap" [drivers/video/fbdev/uvesafb.ko] undefined!
   ERROR: "iounmap" [drivers/video/fbdev/uvesafb.ko] undefined!
   ERROR: "__ioremap" [drivers/video/fbdev/tmiofb.ko] undefined!
   ERROR: "iounmap" [drivers/video/fbdev/tmiofb.ko] undefined!
   ERROR: "__ioremap" [drivers/video/fbdev/sm501fb.ko] undefined!
   ERROR: "iounmap" [drivers/video/fbdev/sm501fb.ko] undefined!
   ERROR: "__ioremap" [drivers/video/fbdev/s1d13xxxfb.ko] undefined!
   ERROR: "iounmap" [drivers/video/fbdev/s1d13xxxfb.ko] undefined!
   ERROR: "__ioremap" [drivers/video/fbdev/goldfishfb.ko] undefined!
   ERROR: "iounmap" [drivers/video/fbdev/goldfishfb.ko] undefined!
>> ERROR: "empty_zero_page" [drivers/usb/wusbcore/wusbcore.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/musb/tusb6010.ko] undefined!
   ERROR: "iounmap" [drivers/usb/musb/tusb6010.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/host/xhci-plat-hcd.ko] undefined!
   ERROR: "iounmap" [drivers/usb/host/xhci-plat-hcd.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/host/sl811-hcd.ko] undefined!
   ERROR: "iounmap" [drivers/usb/host/sl811-hcd.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/host/r8a66597-hcd.ko] undefined!
   ERROR: "iounmap" [drivers/usb/host/r8a66597-hcd.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/host/isp116x-hcd.ko] undefined!
   ERROR: "iounmap" [drivers/usb/host/isp116x-hcd.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/gadget/udc/net2272.ko] undefined!
   ERROR: "iounmap" [drivers/usb/gadget/udc/net2272.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/gadget/udc/mv_u3d_core.ko] undefined!
   ERROR: "iounmap" [drivers/usb/gadget/udc/mv_u3d_core.ko] undefined!
   ERROR: "iounmap" [drivers/usb/gadget/udc/m66592-udc.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/gadget/udc/m66592-udc.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/gadget/udc/fusb300_udc.ko] undefined!
   ERROR: "iounmap" [drivers/usb/gadget/udc/fusb300_udc.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/gadget/udc/fotg210-udc.ko] undefined!
   ERROR: "iounmap" [drivers/usb/gadget/udc/fotg210-udc.ko] undefined!
   ERROR: "__ioremap" [drivers/usb/c67x00/c67x00.ko] undefined!
   ERROR: "iounmap" [drivers/usb/c67x00/c67x00.ko] undefined!
   ERROR: "__ioremap" [drivers/uio/uio_pruss.ko] undefined!
   ERROR: "iounmap" [drivers/uio/uio_pruss.ko] undefined!
   ERROR: "iounmap" [drivers/tty/serial/xilinx_uartps.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/xilinx_uartps.ko] undefined!
   ERROR: "iounmap" [drivers/tty/serial/uartlite.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/uartlite.ko] undefined!
   ERROR: "iounmap" [drivers/tty/serial/timbuart.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/timbuart.ko] undefined!
   ERROR: "iounmap" [drivers/tty/serial/sh-sci.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/sh-sci.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/mxs-auart.ko] undefined!
   ERROR: "iounmap" [drivers/tty/serial/men_z135_uart.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/men_z135_uart.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/altera_uart.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/altera_jtaguart.ko] undefined!
   ERROR: "__ioremap" [drivers/tty/serial/8250/8250_base.ko] undefined!
   ERROR: "iounmap" [drivers/tty/serial/8250/8250_base.ko] undefined!
   ERROR: "iounmap" [drivers/thermal/qoriq_thermal.ko] undefined!
   ERROR: "iounmap" [drivers/thermal/qcom/qcom_tsens.ko] undefined!
   ERROR: "__ioremap" [drivers/staging/comedi/drivers/ii_pci20kc.ko] undefined!
   ERROR: "iounmap" [drivers/staging/comedi/drivers/ii_pci20kc.ko] undefined!
   ERROR: "__ioremap" [drivers/ssb/ssb.ko] undefined!
   ERROR: "iounmap" [drivers/ssb/ssb.ko] undefined!
   ERROR: "__ioremap" [drivers/rtc/rtc-v3020.ko] undefined!
   ERROR: "iounmap" [drivers/rtc/rtc-v3020.ko] undefined!
   ERROR: "pm_power_off" [drivers/regulator/act8865-regulator.ko] undefined!
   ERROR: "iounmap" [drivers/power/reset/zx-reboot.ko] undefined!
   ERROR: "iounmap" [drivers/power/reset/rmobile-reset.ko] undefined!
   ERROR: "__ioremap" [drivers/parport/parport_ax88796.ko] undefined!
   ERROR: "iounmap" [drivers/parport/parport_ax88796.ko] undefined!
   ERROR: "iounmap" [drivers/net/wireless/ath/wcn36xx/wcn36xx.ko] undefined!
   ERROR: "iounmap" [drivers/net/phy/mdio-mux-mmioreg.ko] undefined!
   ERROR: "__ioremap" [drivers/net/phy/mdio-mux-mmioreg.ko] undefined!
   ERROR: "__ioremap" [drivers/net/ethernet/via/via-velocity.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/via/via-velocity.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/via/via-rhine.ko] undefined!
   ERROR: "__ioremap" [drivers/net/ethernet/qualcomm/emac/qcom-emac.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/qualcomm/emac/qcom-emac.ko] undefined!
   ERROR: "__ioremap" [drivers/net/ethernet/micrel/ks8842.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/micrel/ks8842.ko] undefined!
   ERROR: "__ioremap" [drivers/net/ethernet/marvell/mv643xx_eth.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/marvell/mv643xx_eth.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/freescale/xgmac_mdio.ko] undefined!
   ERROR: "__ioremap" [drivers/net/ethernet/freescale/gianfar_ptp.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/freescale/gianfar_ptp.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/freescale/gianfar_driver.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/freescale/fsl_pq_mdio.ko] undefined!
   ERROR: "__ioremap" [drivers/net/ethernet/freescale/fman/fsl_fman.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/freescale/fman/fsl_fman.ko] undefined!
   ERROR: "__ioremap" [drivers/net/ethernet/calxeda/xgmac.ko] undefined!
   ERROR: "iounmap" [drivers/net/ethernet/calxeda/xgmac.ko] undefined!
   ERROR: "__ioremap" [drivers/net/can/softing/softing.ko] undefined!
   ERROR: "iounmap" [drivers/net/can/softing/softing.ko] undefined!
   ERROR: "__ioremap" [drivers/net/can/sja1000/sja1000_isa.ko] undefined!
   ERROR: "iounmap" [drivers/net/can/sja1000/sja1000_isa.ko] undefined!
   ERROR: "__ioremap" [drivers/net/can/cc770/cc770_platform.ko] undefined!
   ERROR: "iounmap" [drivers/net/can/cc770/cc770_platform.ko] undefined!
   ERROR: "__ioremap" [drivers/net/can/cc770/cc770_isa.ko] undefined!
   ERROR: "iounmap" [drivers/net/can/cc770/cc770_isa.ko] undefined!
   ERROR: "__ioremap" [drivers/net/can/at91_can.ko] undefined!
   ERROR: "iounmap" [drivers/net/can/at91_can.ko] undefined!
   ERROR: "__ioremap" [drivers/mtd/spi-nor/fsl-quadspi.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/spi-nor/fsl-quadspi.ko] undefined!
   ERROR: "__ioremap" [drivers/mtd/onenand/generic.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/onenand/generic.ko] undefined!
   ERROR: "__ioremap" [drivers/mtd/nand/docg4.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/nand/docg4.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/nand/diskonchip.ko] undefined!
   ERROR: "__ioremap" [drivers/mtd/nand/diskonchip.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/maps/ts5500_flash.ko] undefined!
   ERROR: "__ioremap" [drivers/mtd/maps/ts5500_flash.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/maps/sc520cdp.ko] undefined!
   ERROR: "__ioremap" [drivers/mtd/maps/sc520cdp.ko] undefined!
   ERROR: "__ioremap" [drivers/mtd/maps/plat-ram.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/maps/plat-ram.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/maps/physmap_of_versatile.ko] undefined!
   ERROR: "__ioremap" [drivers/mtd/maps/physmap_of.ko] undefined!
   ERROR: "iounmap" [drivers/mtd/maps/physmap_of.ko] undefined!

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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