# git rev-parse -q --verify e13e7cd4c0c1cc9984d9b6a8663e10d76b53f2aa^{commit} e13e7cd4c0c1cc9984d9b6a8663e10d76b53f2aa already have revision, skipping fetch # git checkout -q -f -B kisskb e13e7cd4c0c1cc9984d9b6a8663e10d76b53f2aa # git clean -qxdf # < git log -1 # commit e13e7cd4c0c1cc9984d9b6a8663e10d76b53f2aa # Author: Nicholas Piggin # Date: Sat Jun 22 08:55:54 2019 +1000 # # powerpc/64s/exception: Fix machine check early corrupting AMR # # The early machine check runs in real mode, so locking is unnecessary. # Worse, the windup does not restore AMR, so this can result in a false # KUAP fault after a recoverable machine check hits inside a user copy # operation. # # Fix this similarly to HMI by just avoiding the kuap lock in the # early machine check handler (it will be set by the late handler that # runs in virtual mode if that runs). If the virtual mode handler is # reached, it will lock and restore the AMR. # # Fixes: 890274c2dc4c0 ("powerpc/64s: Implement KUAP for Radix MMU") # Cc: Russell Currey # Signed-off-by: Nicholas Piggin # Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 e13e7cd4c0c1cc9984d9b6a8663e10d76b53f2aa # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc85xx_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- mpc85xx_smp_defconfig # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc85xx_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- In file included from /kisskb/src/include/linux/kernel.h:11:0, from /kisskb/src/include/linux/list.h:9, from /kisskb/src/include/linux/module.h:9, from /kisskb/src/drivers/net/ethernet/freescale/fs_enet/mac-scc.c:15: /kisskb/src/drivers/net/ethernet/freescale/fs_enet/mac-scc.c: In function 'allocate_bd': /kisskb/src/include/linux/err.h:22:49: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] #define IS_ERR_VALUE(x) unlikely((unsigned long)(void *)(x) >= (unsigned long)-MAX_ERRNO) ^ /kisskb/src/include/linux/compiler.h:78:42: note: in definition of macro 'unlikely' # define unlikely(x) __builtin_expect(!!(x), 0) ^ /kisskb/src/drivers/net/ethernet/freescale/fs_enet/mac-scc.c:139:6: note: in expansion of macro 'IS_ERR_VALUE' if (IS_ERR_VALUE(fep->ring_mem_addr)) ^ /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8555cds.dts:334.3-21: 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/fsl/mpc8541cds.dts:334.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc695ec) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc58db8) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:26 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120618 Bytes = 5977.17 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:26 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120911 Bytes = 5977.45 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:26 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120102 Bytes = 5976.66 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d00314 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:26 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120109 Bytes = 5976.67 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120178 Bytes = 5976.74 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120094 Bytes = 5976.65 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6090231 Bytes = 5947.49 KiB = 5.81 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120174 Bytes = 5976.73 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d00314 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120244 Bytes = 5976.80 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120951 Bytes = 5977.49 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120182 Bytes = 5976.74 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120237 Bytes = 5976.79 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d00314 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:27 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120104 Bytes = 5976.66 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d00314 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:28 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120630 Bytes = 5977.18 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:28 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120268 Bytes = 5976.82 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d00314 Image Name: Linux-5.2.0-rc2-ge13e7cd4c0c1 Created: Wed Jun 26 00:18:29 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6120958 Bytes = 5977.50 KiB = 5.84 MiB Load Address: 00d00000 Entry Point: 00d002a4 Completed OK # rm -rf /kisskb/build/powerpc-fixes_mpc85xx_smp_defconfig_powerpc-gcc5 # Build took: 0:02:05.837110