# git rev-parse -q --verify a4d63c3732f1a0c91abcf5b7f32b4ef7dcd82025^{commit} a4d63c3732f1a0c91abcf5b7f32b4ef7dcd82025 already have revision, skipping fetch # git checkout -q -f -B kisskb a4d63c3732f1a0c91abcf5b7f32b4ef7dcd82025 # git clean -qxdf # < git log -1 # commit a4d63c3732f1a0c91abcf5b7f32b4ef7dcd82025 # Author: Jason A. Donenfeld # Date: Mon Sep 28 12:35:07 2020 +0200 # # mm: do not rely on mm == current->mm in __get_user_pages_locked # # It seems likely this block was pasted from internal_get_user_pages_fast, # which is not passed an mm struct and therefore uses current's. But # __get_user_pages_locked is passed an explicit mm, and current->mm is not # always valid. This was hit when being called from i915, which uses: # # pin_user_pages_remote-> # __get_user_pages_remote-> # __gup_longterm_locked-> # __get_user_pages_locked # # Before, this would lead to an OOPS: # # BUG: kernel NULL pointer dereference, address: 0000000000000064 # #PF: supervisor write access in kernel mode # #PF: error_code(0x0002) - not-present page # CPU: 10 PID: 1431 Comm: kworker/u33:1 Tainted: P S U O 5.9.0-rc7+ #140 # Hardware name: LENOVO 20QTCTO1WW/20QTCTO1WW, BIOS N2OET47W (1.34 ) 08/06/2020 # Workqueue: i915-userptr-acquire __i915_gem_userptr_get_pages_worker [i915] # RIP: 0010:__get_user_pages_remote+0xd7/0x310 # Call Trace: # __i915_gem_userptr_get_pages_worker+0xc8/0x260 [i915] # process_one_work+0x1ca/0x390 # worker_thread+0x48/0x3c0 # kthread+0x114/0x130 # ret_from_fork+0x1f/0x30 # CR2: 0000000000000064 # # This commit fixes the problem by using the mm pointer passed to the # function rather than the bogus one in current. # # Fixes: 008cfe4418b3 ("mm: Introduce mm_struct.has_pinned") # Tested-by: Chris Wilson # Reported-by: Harald Arnesen # Reviewed-by: Jason Gunthorpe # Reviewed-by: Peter Xu # Signed-off-by: Jason A. Donenfeld # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 a4d63c3732f1a0c91abcf5b7f32b4ef7dcd82025 # < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_ppc64_book3e_allmodconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux- ppc64_book3e_allmodconfig # < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_ppc64_book3e_allmodconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_ppc64_book3e_allmodconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_ppc64_book3e_allmodconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux- /kisskb/src/arch/powerpc/boot/dts/fsl/p2020rdb.dts:251.22-254.4: Warning (pci_bridge): /pcie@ffe08000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:43.7-68.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:52.9-67.4: Warning (pci_bridge): /pcie@ffe08000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/p2020rdb.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/mvme7100.dts:135.22-137.4: Warning (pci_bridge): /pcie@f1008000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:92.7-117.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:102.9-116.4: Warning (pci_bridge): /pcie@f1008000/pcie@0: missing ranges for PCI bridge (or not a bridge) /kisskb/src/arch/powerpc/boot/dts/fsl/mvme7100.dts:139.22-141.4: Warning (pci_bridge): /pcie@f1009000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:119.7-144.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:129.9-143.4: Warning (pci_bridge): /pcie@f1009000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/mvme7100.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/mvme7100.dts:30.11-32.6: Warning (i2c_bus_reg): /soc@f1000000/i2c@3000/rtc@68: missing or empty reg property /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2dnt2.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2dnt2.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@fffe00000/mdio@24000/ethernet-phy@0:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@fffe00000/mdio@24000/ethernet-phy@1:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@ffe00000/mdio@24000/ethernet-phy@0:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@ffe00000/mdio@24000/ethernet-phy@1:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/uc101.dts:100.15-102.4 arch/powerpc/boot/dts/uc101.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/kmcoge4.dts:196.23-198.4: Warning (pci_bridge): /pcie@ffe201000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi:87.7-113.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi:97.9-112.4: Warning (pci_bridge): /pcie@ffe201000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/kmcoge4.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2d.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2d.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/p1020rdb-pd.dts:189.11-193.6: Warning (spi_bus_reg): /soc@ffe00000/spi@7000/slic@0: SPI bus unit address format error, expected "1" /kisskb/src/arch/powerpc/boot/dts/fsl/p1020rdb-pd.dts:195.11-199.6: Warning (spi_bus_reg): /soc@ffe00000/spi@7000/slic@1: SPI bus unit address format error, expected "2" /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8555cds.dts:330.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/a3m071.dts:135.15-137.4 arch/powerpc/boot/dts/a3m071.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2d300.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2d300.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5121.dtsi:397.13-406.5: Warning (spi_bus_bridge): /soc@80000000/psc@11400: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/ac14xx.dts:305.19-326.5 /kisskb/src/arch/powerpc/boot/dts/mpc5121.dtsi:409.13-418.5: Warning (spi_bus_bridge): /soc@80000000/psc@11500: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/ac14xx.dts:329.19-344.5 arch/powerpc/boot/dts/ac14xx.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@ffe00000/mdio@24000/ethernet-phy@0:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@ffe00000/mdio@24000/ethernet-phy@1:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/mgcoge.dts:230.14-234.7: Warning (spi_bus_reg): /soc@f0000000/cpm@119c0/spi@11aa0/ds3106@1: SPI bus unit address format error, expected "0" /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2mnt.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2mnt.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/gef_sbc610.dts:209.22-211.4: Warning (pci_bridge): /pcie@fef09000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:119.7-144.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:129.9-143.4: Warning (pci_bridge): /pcie@fef09000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/gef_sbc610.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/cm5200.dts:70.15-72.4 arch/powerpc/boot/dts/cm5200.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o2i.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o2i.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/o3dnt.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:182.18-186.5: Warning (spi_bus_bridge): /soc5200@f0000000/psc@2000: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/o2d.dtsi:32.12-43.5 arch/powerpc/boot/dts/o3dnt.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/gef_ppc9a.dts:211.22-213.4: Warning (pci_bridge): /pcie@fef09000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:119.7-144.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8641si-post.dtsi:129.9-143.4: Warning (pci_bridge): /pcie@fef09000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/gef_ppc9a.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/oca4080.dts:132.23-134.4: Warning (pci_bridge): /pcie@ffe200000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:58.7-84.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:68.9-83.4: Warning (pci_bridge): /pcie@ffe200000/pcie@0: missing ranges for PCI bridge (or not a bridge) /kisskb/src/arch/powerpc/boot/dts/fsl/oca4080.dts:136.23-138.4: Warning (pci_bridge): /pcie@ffe201000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:87.7-113.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:97.9-112.4: Warning (pci_bridge): /pcie@ffe201000/pcie@0: missing ranges for PCI bridge (or not a bridge) /kisskb/src/arch/powerpc/boot/dts/fsl/oca4080.dts:140.23-142.4: Warning (pci_bridge): /pcie@ffe202000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:116.7-142.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi:126.9-141.4: Warning (pci_bridge): /pcie@ffe202000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/oca4080.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/bluestone.dts:272.13-277.7: Warning (i2c_bus_reg): /plb/opb/i2c@ef600700/sttm@4C: I2C bus unit address format error, expected "4c" /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@fffe00000/mdio@24000/ethernet-phy@0:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/fsl/pq3-mpic.dtsi:38.2-25: Warning (interrupts_property): /soc@fffe00000/mdio@24000/ethernet-phy@1:#interrupt-cells: size is (8), expected multiple of 16 /kisskb/src/arch/powerpc/boot/dts/mpc5121.dtsi:457.13-466.5: Warning (spi_bus_bridge): /soc@80000000/psc@11900: node name for SPI buses should be 'spi' also defined at /kisskb/src/arch/powerpc/boot/dts/pdm360ng.dts:172.13-185.5 arch/powerpc/boot/dts/pdm360ng.dtb: Warning (spi_bus_reg): Failed prerequisite 'spi_bus_bridge' /kisskb/src/arch/powerpc/boot/dts/xpedite5200_xmon.dts:139.11-142.6: Warning (i2c_bus_reg): /soc@ef000000/i2c@3000/dtt@48: I2C bus unit address format error, expected "34" /kisskb/src/arch/powerpc/boot/dts/mpc5200b.dtsi:267.20-280.4: Warning (pci_bridge): /pci@f0000d00: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/motionpro.dts:84.15-86.4 arch/powerpc/boot/dts/motionpro.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/ppa8548.dts:34.22-37.4: Warning (pci_bridge): /pci@fe0008000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi:43.7-51.3 /kisskb/src/arch/powerpc/boot/dts/fsl/ppa8548.dts:39.22-42.4: Warning (pci_bridge): /pci@fe0009000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi:54.7-62.3 /kisskb/src/arch/powerpc/boot/dts/fsl/ppa8548.dts:44.23-47.4: Warning (pci_bridge): /pcie@fe000a000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi:65.7-90.3 /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi:74.9-89.4: Warning (pci_bridge): /pcie@fe000a000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/ppa8548.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/p2020rdb-pc_36b.dts:59.23-62.4: Warning (pci_bridge): /pcie@fffe08000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:100.7-126.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:109.9-125.4: Warning (pci_bridge): /pcie@fffe08000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/p2020rdb-pc_36b.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/fsl/p2020rdb-pc_32b.dts:59.22-62.4: Warning (pci_bridge): /pcie@ffe08000: missing ranges for PCI bridge (or not a bridge) also defined at /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:100.7-126.3 /kisskb/src/arch/powerpc/boot/dts/fsl/p2020si-post.dtsi:109.9-125.4: Warning (pci_bridge): /pcie@ffe08000/pcie@0: missing ranges for PCI bridge (or not a bridge) arch/powerpc/boot/dts/fsl/p2020rdb-pc_32b.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge' /kisskb/src/arch/powerpc/boot/dts/xpedite5200.dts:135.11-138.6: Warning (i2c_bus_reg): /soc@ef000000/i2c@3000/dtt@48: I2C bus unit address format error, expected "34" /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8541cds.dts:330.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) /kisskb/src/arch/powerpc/boot/dts/mpc8610_hpcd.dts:420.3-21: Warning (pci_device_bus_num): /pcie@e000a000/pcie@0:bus-range: PCI bus number 0 out of range, expected (1 - 1) /kisskb/src/arch/powerpc/boot/dts/stxssa8555.dts:329.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) In file included from /kisskb/src/drivers/net/ethernet/aurora/nb8800.c:30: /kisskb/src/drivers/net/ethernet/aurora/nb8800.h:92: warning: "TCR_DIE" redefined 92 | #define TCR_DIE BIT(7) | In file included from /kisskb/src/arch/powerpc/include/asm/reg.h:22, from /kisskb/src/arch/powerpc/include/asm/timex.h:12, from /kisskb/src/include/linux/timex.h:65, from /kisskb/src/include/linux/time32.h:13, from /kisskb/src/include/linux/time.h:73, from /kisskb/src/include/linux/stat.h:19, from /kisskb/src/include/linux/module.h:13, from /kisskb/src/drivers/net/ethernet/aurora/nb8800.c:13: /kisskb/src/arch/powerpc/include/asm/reg_booke.h:551: note: this is the location of the previous definition 551 | #define TCR_DIE TCR_PIE /* DEC Interrupt Enable */ | /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c: In function 'qe_ep0_rx': /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:836:13: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 836 | vaddr = (u32)phys_to_virt(in_be32(&bd->buf)); | ^ In file included from /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:41: /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:837:28: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 837 | frame_set_data(pframe, (u8 *)vaddr); | ^ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.h:229:47: note: in definition of macro 'frame_set_data' 229 | #define frame_set_data(frm, dat) (frm->data = dat) | ^~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c: In function 'ep_rx_tasklet': /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:964:13: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 964 | vaddr = (u32)phys_to_virt(in_be32(&bd->buf)); | ^ In file included from /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:41: /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:965:28: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 965 | frame_set_data(pframe, (u8 *)vaddr); | ^ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.h:229:47: note: in definition of macro 'frame_set_data' 229 | #define frame_set_data(frm, dat) (frm->data = dat) | ^~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c: In function 'ep_req_rx': /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:1490:12: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 1490 | vaddr = (u32)phys_to_virt(in_be32(&bd->buf)); | ^ In file included from /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:41: /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:1491:27: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 1491 | frame_set_data(pframe, (u8 *)vaddr); | ^ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.h:229:47: note: in definition of macro 'frame_set_data' 229 | #define frame_set_data(frm, dat) (frm->data = dat) | ^~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c: In function 'qe_ep_init': /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:542:37: warning: this statement may fall through [-Wimplicit-fallthrough=] 542 | if ((max == 128) || (max == 256) || (max == 512)) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:544:4: note: here 544 | default: | ^~~~~~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:563:8: warning: this statement may fall through [-Wimplicit-fallthrough=] 563 | if (max <= 1024) | ^ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:565:4: note: here 565 | case USB_SPEED_FULL: | ^~~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:566:8: warning: this statement may fall through [-Wimplicit-fallthrough=] 566 | if (max <= 64) | ^ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:568:4: note: here 568 | default: | ^~~~~~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:580:8: warning: this statement may fall through [-Wimplicit-fallthrough=] 580 | if (max <= 1024) | ^ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:582:4: note: here 582 | case USB_SPEED_FULL: | ^~~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:596:5: warning: this statement may fall through [-Wimplicit-fallthrough=] 596 | switch (max) { | ^~~~~~ /kisskb/src/drivers/usb/gadget/udc/fsl_qe_udc.c:608:4: note: here 608 | case USB_SPEED_LOW: | ^~~~ WARNING: 140 bad relocations c000000000034e56 R_PPC64_ADDR16_HIGHEST .head.text+0x0000000000034e70 c000000000034e5a R_PPC64_ADDR16_HIGH .head.text+0x0000000000034e70 c000000000034e5e R_PPC64_ADDR16_HIGHER .head.text+0x0000000000034e70 c000000000034e62 R_PPC64_ADDR16_LO .head.text+0x0000000000034e70 c000000001c23473 R_PPC64_UADDR64 .rodata+0x00000000005776e0 c000000001c2348e R_PPC64_UADDR64 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.rodata+0x0000000000578098 c000000001c24496 R_PPC64_UADDR64 .rodata+0x00000000005780a8 c000000001c244b1 R_PPC64_UADDR64 .rodata+0x00000000005780b8 WARNING: You need at least binutils >= 2.19 to build a CONFIG_RELOCATABLE kernel INFO: Uncompressed kernel (size 0x2d23958) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x2e00000) Image Name: Linux-5.9.0-rc7+ Created: Tue Sep 29 05:13:51 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 15217019 Bytes = 14860.37 KiB = 14.51 MiB Load Address: 00000000 Entry Point: 00000000 Completed OK # rm -rf /kisskb/build/linus_ppc64_book3e_allmodconfig_powerpc-gcc9 # Build took: 0:26:52.547345