Buildresult: powerpc-next-rand/powerpc-randconfig/powerpc-gcc4.9 built on Mar 2 2021, 05:29

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Status:	Failed
Date/Time:	Mar 2 2021, 05:29
Duration:	0:02:35.466632
Builder:	ka2
Revision:	KVM: PPC: Book3S HV: Convert tbacct/stoltb_lock to raw spinlocks (`19d767f0429ab26cb3de6c1f7a805a973c5dbd26)`
Target:	powerpc-next-rand/powerpc-randconfig/powerpc-gcc4.9
Branch:	powerpc-next-rand
Compiler:	powerpc-gcc4.9 (powerpc64-linux-gcc (GCC) 4.9.4 / GNU ld (GNU Binutils) 2.29.1.20170915)
Config:	randconfig (download)
Log:	Download original Possible errors vfio.c:(.text+0x92): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_external_check_extension' vfio.c:(.text+0x2e2): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_get_external_user' vfio.c:(.text+0x37e): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_put_external_user' vfio.c:(.text+0x3ca): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_put_external_user' vfio.c:(.text+0x42e): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_set_kvm' vfio.c:(.text+0x4ea): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_external_group_match_file' vfio.c:(.text+0x56a): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_set_kvm' vfio.c:(.text+0x5ae): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_put_external_user' vfio.c:(.text+0x70a): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_set_kvm' vfio.c:(.text+0x712): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_put_external_user' make[1]: * [Makefile:1197: vmlinux] Error 1 make: * [Makefile:215: __sub-make] Error 2 Possible warnings (8) .config:3757:warning: override: reassigning to symbol STANDALONE .config:3760:warning: override: reassigning to symbol CPU_BIG_ENDIAN .config:3760:warning: override: CPU_BIG_ENDIAN changes choice state .config:3764:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD drivers/clk/xilinx/xlnx_vcu.c:524:9: warning: missing braces around initializer [-Wmissing-braces] drivers/clk/xilinx/xlnx_vcu.c:524:9: warning: (near initialization for 'parent_data[0]') [-Wmissing-braces] fs/btrfs/tree-checker.c:1071:9: warning: missing braces around initializer [-Wmissing-braces] fs/btrfs/tree-checker.c:1071:9: warning: (near initialization for 'ri.inode') [-Wmissing-braces] Full Log # git rev-parse -q --verify 19d767f0429ab26cb3de6c1f7a805a973c5dbd26^{commit} 19d767f0429ab26cb3de6c1f7a805a973c5dbd26 already have revision, skipping fetch # git checkout -q -f -B kisskb 19d767f0429ab26cb3de6c1f7a805a973c5dbd26 # git clean -qxdf # < git log -1 # commit 19d767f0429ab26cb3de6c1f7a805a973c5dbd26 # Author: Michael Ellerman <mpe@ellerman.id.au> # Date: Mon Mar 1 14:32:14 2021 +1100 # # KVM: PPC: Book3S HV: Convert tbacct/stoltb_lock to raw spinlocks # # With CONFIG_PROVE_RAW_LOCK_NESTING=y we see lockdep splats when # running KVM: # # ============================= # [ BUG: Invalid wait context ] # 5.11.0-11811-gb49a419bbf28 #1 Not tainted # ----------------------------- # qemu-system-ppc/14068 is trying to lock: # c000000134282100 (&vcpu->arch.tbacct_lock){....}-{3:3}, at: kvmppc_core_vcpu_put_hv+0x44/0xd0 [kvm_hv] # other info that might help us debug this: # context-{5:5} # 2 locks held by qemu-system-ppc/14068: # #0: c0000001342800c8 (&vcpu->mutex){+.+.}-{4:4}, at: kvm_vcpu_ioctl+0xdc/0x8c0 [kvm] # #1: c000001e612cfa98 (&rq->lock){-.-.}-{2:2}, at: __schedule+0x1a4/0xdd0 # stack backtrace: # CPU: 10 PID: 14068 Comm: qemu-system-ppc Not tainted 5.11.0-11811-gb49a419bbf28 #1 # Call Trace: # dump_stack+0xec/0x144 (unreliable) # __lock_acquire+0xab0/0x2e70 # lock_acquire+0x128/0x600 # _raw_spin_lock_irqsave+0x6c/0xc0 # kvmppc_core_vcpu_put_hv+0x44/0xd0 [kvm_hv] # kvmppc_core_vcpu_put+0x34/0x50 [kvm] # kvm_arch_vcpu_put+0x20/0x40 [kvm] # kvm_sched_out+0x44/0x80 [kvm] # __schedule+0x684/0xdd0 # preempt_schedule_common+0x30/0x60 # __cond_resched+0x60/0x80 # kvmhv_run_single_vcpu+0xe2c/0x1220 [kvm_hv] # kvmppc_vcpu_run_hv+0x984/0xcd0 [kvm_hv] # kvmppc_vcpu_run+0x34/0x48 [kvm] # kvm_arch_vcpu_ioctl_run+0x340/0x450 [kvm] # kvm_vcpu_ioctl+0x2ac/0x8c0 [kvm] # sys_ioctl+0x300/0x1050 # system_call_exception+0x160/0x230 # system_call_common+0xec/0x278 # # Which is complaining that we're taking a regular # spinlock (tbacct_lock) while holding a raw spinlock (rq->lock). # # To fix it, convert tbacct_lock to a raw spinlock. # # We see a similar splat for stoltb_lock, the analysis & fix is the # same. # # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 19d767f0429ab26cb3de6c1f7a805a973c5dbd26 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- randconfig KCONFIG_SEED=0xC0A2C688 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_CPU_BIG_ENDIAN=y # Added to kconfig CONFIG_PPC64=y # Added to kconfig CONFIG_PPC_DISABLE_WERROR=y # Added to kconfig CONFIG_SECTION_MISMATCH_WARN_ONLY=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_LD_HEAD_STUB_CATCH=y # Added to kconfig CONFIG_TRIM_UNUSED_KSYMS=n # Added to kconfig CONFIG_UBSAN=n # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig .config:3757:warning: override: reassigning to symbol STANDALONE .config:3760:warning: override: reassigning to symbol CPU_BIG_ENDIAN .config:3760:warning: override: CPU_BIG_ENDIAN changes choice state .config:3764:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- /kisskb/src/drivers/clk/xilinx/xlnx_vcu.c: In function 'xvcu_register_clock_provider': /kisskb/src/drivers/clk/xilinx/xlnx_vcu.c:524:9: warning: missing braces around initializer [-Wmissing-braces] struct clk_parent_data parent_data[2] = { 0 }; ^ /kisskb/src/drivers/clk/xilinx/xlnx_vcu.c:524:9: warning: (near initialization for 'parent_data[0]') [-Wmissing-braces] /kisskb/src/fs/btrfs/tree-checker.c: In function 'check_root_item': /kisskb/src/fs/btrfs/tree-checker.c:1071:9: warning: missing braces around initializer [-Wmissing-braces] struct btrfs_root_item ri = { 0 }; ^ /kisskb/src/fs/btrfs/tree-checker.c:1071:9: warning: (near initialization for 'ri.inode') [-Wmissing-braces] arch/powerpc/../../virt/kvm/vfio.o: In function `.kvm_vfio_update_coherency.isra.7': vfio.c:(.text+0x92): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_external_check_extension' arch/powerpc/../../virt/kvm/vfio.o: In function `.kvm_vfio_set_attr': vfio.c:(.text+0x2e2): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_get_external_user' vfio.c:(.text+0x37e): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_put_external_user' vfio.c:(.text+0x3ca): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_put_external_user' vfio.c:(.text+0x42e): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_set_kvm' vfio.c:(.text+0x4ea): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_external_group_match_file' vfio.c:(.text+0x56a): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_set_kvm' vfio.c:(.text+0x5ae): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_put_external_user' arch/powerpc/../../virt/kvm/vfio.o: In function `.kvm_vfio_destroy': vfio.c:(.text+0x70a): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_set_kvm' vfio.c:(.text+0x712): relocation truncated to fit: R_PPC64_TOC16_HA against undefined symbol `vfio_group_put_external_user' make[1]: * [/kisskb/src/Makefile:1197: vmlinux] Error 1 make: * [Makefile:215: __sub-make] Error 2 Command 'make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/powerpc-next-rand_powerpc-randconfig_powerpc-gcc4.9 # Build took: 0:02:35.466632

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