Buildresult: powerpc-next/pseries_le_defconfig+NO_SPLPAR/powerpc-gcc5 built on Oct 14 2019, 00:14

kisskb

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Status:	OK
Date/Time:	Oct 14 2019, 00:14
Duration:	0:02:46.357620
Builder:	ka1
Revision:	powerpc/pseries: Mark accumulate_stolen_time() as notrace (`7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3)`
Target:	powerpc-next/pseries_le_defconfig+NO_SPLPAR/powerpc-gcc5
Branch:	powerpc-next
Compiler:	powerpc-gcc5 (powerpc64-linux-gcc (GCC) 5.5.0 / GNU ld (GNU Binutils) 2.29.1.20170915)
Config:	pseries_le_defconfig+NO_SPLPAR (download)
Log:	Download original Possible warnings (3) include/linux/kernel.h:37:33: warning: 'clone_src_i_size' may be used uninitialized in this function [-Wmaybe-uninitialized] WARNING: vmlinux.o(.text+0x2e1c): Section mismatch in reference from the variable __boot_from_prom to the function .init.text:prom_init() WARNING: vmlinux.o(.text+0x2fc8): Section mismatch in reference from the variable start_here_common to the function .init.text:start_kernel() Full Log # git rev-parse -q --verify 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3^{commit} 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3 already have revision, skipping fetch # git checkout -q -f -B kisskb 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3 # git clean -qxdf # < git log -1 # commit 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3 # Author: Michael Ellerman <mpe@ellerman.id.au> # Date: Sun Oct 13 21:23:51 2019 +1100 # # powerpc/pseries: Mark accumulate_stolen_time() as notrace # # accumulate_stolen_time() is called prior to interrupt state being # reconciled, which can trip the warning in arch_local_irq_restore(): # # WARNING: CPU: 5 PID: 1017 at arch/powerpc/kernel/irq.c:258 .arch_local_irq_restore+0x9c/0x130 # ... # NIP .arch_local_irq_restore+0x9c/0x130 # LR .rb_start_commit+0x38/0x80 # Call Trace: # .ring_buffer_lock_reserve+0xe4/0x620 # .trace_function+0x44/0x210 # .function_trace_call+0x148/0x170 # .ftrace_ops_no_ops+0x180/0x1d0 # ftrace_call+0x4/0x8 # .accumulate_stolen_time+0x1c/0xb0 # decrementer_common+0x124/0x160 # # For now just mark it as notrace. We may change the ordering to call it # after interrupt state has been reconciled, but that is a larger # change. # # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /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 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- pseries_le_defconfig # Added to kconfig CONFIG_PPC_SPLPAR=n # yes \n \| make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_ppc64le-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/list.h:9:0, from /kisskb/src/include/linux/wait.h:7, from /kisskb/src/include/linux/wait_bit.h:8, from /kisskb/src/include/linux/fs.h:6, from /kisskb/src/fs/btrfs/send.c:7: /kisskb/src/fs/btrfs/send.c: In function 'process_extent': /kisskb/src/include/linux/kernel.h:37:33: warning: 'clone_src_i_size' may be used uninitialized in this function [-Wmaybe-uninitialized] #define IS_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) ^ /kisskb/src/fs/btrfs/send.c:5088:6: note: 'clone_src_i_size' was declared here u64 clone_src_i_size; ^ WARNING: vmlinux.o(.text+0x2e1c): Section mismatch in reference from the variable __boot_from_prom to the function .init.text:prom_init() The function __boot_from_prom() references the function __init prom_init(). This is often because __boot_from_prom lacks a __init annotation or the annotation of prom_init is wrong. WARNING: vmlinux.o(.text+0x2fc8): Section mismatch in reference from the variable start_here_common to the function .init.text:start_kernel() The function start_here_common() references the function __init start_kernel(). This is often because start_here_common lacks a __init annotation or the annotation of start_kernel is wrong. Completed OK # rm -rf /kisskb/build/powerpc-next_pseries_le_defconfig+NO_SPLPAR_ppc64le-gcc5 # Build took: 0:02:46.357620

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