Re: ERROR: "empty_zero_page" [drivers/usb/wusbcore/wusbcore.ko] undefined!

[Andy Lutomirski]

On Thu, Mar 9, 2017 at 7:54 PM, kbuild test robot
<fengguang.wu@xxxxxxxxx> wrote:
> 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

Looks like openrisc is missing a few exports.  I don't feel too bad
since the kernel clearly didn't compile since my change appears to
have merely increased the (large) number of errors by one.

Openrisc folks, want to fix this?

>
> 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



-- 
Andy Lutomirski
AMA Capital Management, LLC