>>> xvisor 0.3.1 Downloading wget --passive-ftp -nd -t 3 -O '/home/buildroot/autobuild/instance-3/output-1/build/.xvisor-0.3.1.tar.xz.ud3Twq/output' 'http://www.xhypervisor.org/tarball/xvisor-0.3.1.tar.xz' --2022-08-14 05:23:10-- http://www.xhypervisor.org/tarball/xvisor-0.3.1.tar.xz Resolving www.xhypervisor.org (www.xhypervisor.org)... 166.62.28.83 Connecting to www.xhypervisor.org (www.xhypervisor.org)|166.62.28.83|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 2687720 (2.6M) [application/x-xz] Saving to: '/home/buildroot/autobuild/instance-3/output-1/build/.xvisor-0.3.1.tar.xz.ud3Twq/output' 0K .......... .......... .......... .......... .......... 1% 270K 10s 50K .......... .......... .......... .......... .......... 3% 44.4M 5s 100K .......... .......... .......... .......... .......... 5% 272K 6s 150K .......... .......... .......... .......... .......... 7% 46.5M 5s 200K .......... .......... .......... .......... .......... 9% 273K 5s 250K .......... .......... .......... .......... .......... 11% 55.0M 4s 300K .......... .......... .......... .......... .......... 13% 38.7M 4s 350K .......... .......... .......... .......... .......... 15% 29.7M 3s 400K .......... .......... .......... .......... .......... 17% 276K 4s 450K .......... .......... .......... .......... .......... 19% 6.66M 3s 500K .......... .......... .......... .......... .......... 20% 4.27M 3s 550K .......... 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40.2M 0s 2600K .......... .......... .... 100% 41.1M=1.3s 2022-08-14 05:23:12 (1.94 MB/s) - '/home/buildroot/autobuild/instance-3/output-1/build/.xvisor-0.3.1.tar.xz.ud3Twq/output' saved [2687720/2687720] xvisor-0.3.1.tar.xz: OK (sha256: b1bb2ca09340e87a2f465c65196892cdd0f59b798794ae69e35d1f883cf9ba49) >>> xvisor 0.3.1 Extracting xzcat /home/buildroot/autobuild/instance-3/dl/xvisor/xvisor-0.3.1.tar.xz | tar --strip-components=1 -C /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1 -xf - >>> xvisor 0.3.1 Patching Applying 0001-psmouse-back.c-fix-build-with-gcc-11.patch using patch: patching file drivers/input/mouse/alps.h patching file drivers/input/mouse/lifebook.h patching file drivers/input/mouse/logips2pp.h patching file drivers/input/mouse/sentelic.h patching file drivers/input/mouse/trackpoint.h make[1]: Entering directory '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1' rm zconf.tab.c ./tools/openconf/conf -D /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/configs/generic-32b-defconfig openconf.cfg # # configuration written to /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/openconf/.config # ./tools/openconf/conf -s openconf.cfg make[1]: Leaving directory '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1' Using /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/openconf/.config as base # # merged configuration written to /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/openconf/.config (needs make) # make[1]: Entering directory '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1' make[2]: Nothing to be done for 'oldconfig'. ./tools/openconf/conf -s openconf.cfg make[1]: Leaving directory '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1' make[1]: Entering directory '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1' make[2]: Nothing to be done for 'oldconfig'. ./tools/openconf/conf -s openconf.cfg make[1]: Leaving directory '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1' >>> xvisor 0.3.1 Configuring >>> xvisor 0.3.1 Building PATH="/home/buildroot/autobuild/instance-3/output-1/host/bin:/home/buildroot/autobuild/instance-3/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" ARCH=riscv CROSS_COMPILE=/home/buildroot/autobuild/instance-3/output-1/host/bin/riscv32-buildroot-linux-gnu- /usr/bin/make -j4 -C /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1 all make[1]: Entering directory '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1' (cc-dep) emulators/block/virtio_blk.dep (cc-dep) emulators/console/virtio_console.dep (cc-dep) emulators/display/simplefb.dep (cc-dep) emulators/display/drawfn.dep (cc-dep) emulators/input/virtio_input.dep (cc-dep) emulators/misc/zero.dep (cc-dep) emulators/net/virtio_net.dep (cc-dep) emulators/pic/plic.dep (cc-dep) emulators/pt/platform.dep (cc-dep) emulators/rpmsg/virtio_rpmsg.dep (cc-dep) emulators/rtc/goldfish_rtc.dep (cc-dep) emulators/serial/ns16550.dep (cc-dep) emulators/sys/vminfo.dep (cc-dep) emulators/virtio/virtio_mmio.dep (cc-dep) drivers/base/iomap.dep (cc-dep) drivers/block/virtio_host_blk.dep (cc-dep) drivers/block/initrd.dep (cc-dep) drivers/block/rbd.dep (cc-dep) drivers/clk/clk-conf.dep (cc-dep) drivers/clk/clk-composite.dep (cc-dep) drivers/clk/clk-mux.dep (cc-dep) drivers/clk/clk-gate.dep (cc-dep) drivers/clk/clk-fixed-rate.dep (cc-dep) drivers/clk/clk-fixed-factor.dep (cc-dep) drivers/clk/clk-fractional-divider.dep (cc-dep) drivers/clk/clk-divider.dep (cc-dep) drivers/clk/clk.dep (cc-dep) drivers/clk/clkdev.dep (cc-dep) drivers/clk/clk-bulk.dep (cc-dep) drivers/clk/clk-devres.dep (cc-dep) drivers/clocksource/riscv_timer.dep (cc-dep) drivers/irqchip/irq-sifive-plic.dep (cc-dep) drivers/irqchip/irq-riscv-aclint-swi.dep (cc-dep) drivers/irqchip/irq-riscv-intc.dep (cc-dep) drivers/net/dev.dep (cc-dep) drivers/rtc/rtc-goldfish.dep (cc-dep) drivers/rtc/rtc-dev.dep (cc-dep) drivers/rtc/rtc-lib.dep (cc-dep) drivers/serial/8250-uart.dep (cc-dep) drivers/serial/serial.dep (cc-dep) drivers/virtio/virtio_host_mmio.dep (cc-dep) drivers/virtio/virtio_host.dep (cc-dep) daemons/mterm.dep (cc-dep) commands/cmd_vfs.dep (cc-dep) commands/cmd_vsdaemon.dep (cc-dep) commands/cmd_net.dep (cc-dep) commands/cmd_rbd.dep (cc-dep) commands/cmd_blockdev.dep (cc-dep) commands/cmd_rtcdev.dep (cc-dep) commands/cmd_clk.dep (cc-dep) commands/cmd_vinput.dep (cc-dep) commands/cmd_vdisplay.dep (cc-dep) commands/cmd_vdisk.dep (cc-dep) commands/cmd_vserial.dep (cc-dep) commands/cmd_vmsg.dep (cc-dep) commands/cmd_module.dep (cc-dep) commands/cmd_wallclock.dep (cc-dep) commands/cmd_heap.dep (cc-dep) commands/cmd_stdio.dep (cc-dep) commands/cmd_chardev.dep (cc-dep) commands/cmd_thread.dep (cc-dep) commands/cmd_shmem.dep (cc-dep) commands/cmd_memory.dep (cc-dep) commands/cmd_guest.dep (cc-dep) commands/cmd_vcpu.dep (cc-dep) commands/cmd_devtree.dep (cc-dep) commands/cmd_iommu.dep (cc-dep) commands/cmd_host.dep (cc-dep) commands/cmd_shutdown.dep (cc-dep) commands/cmd_reset.dep (cc-dep) commands/cmd_echo.dep (cc-dep) commands/cmd_sleep.dep (cc-dep) commands/cmd_version.dep (cc-dep) libs/common/memcpy.dep (cc-dep) libs/common/simple_sort.dep (cc-dep) libs/common/bitrev.dep (cc-dep) libs/common/libfdt.dep (cc-dep) libs/common/mempool.dep (cc-dep) libs/common/buddy.dep (cc-dep) libs/common/idr.dep (cc-dep) libs/common/rational.dep (cc-dep) libs/common/radix-tree.dep (cc-dep) libs/common/rbtree.dep (cc-dep) libs/common/lifo.dep (cc-dep) libs/common/fifo.dep (cc-dep) libs/common/list_sort.dep (cc-dep) libs/common/smoothsort.dep (cc-dep) libs/common/stacktrace.dep (cc-dep) libs/common/mathlib.dep (cc-dep) libs/common/stringlib.dep (cc-dep) libs/common/scatterlist.dep (cc-dep) libs/common/ctype.dep (cc-dep) libs/common/bitmap.dep (cc-dep) libs/common/bitops.dep (cc-dep) libs/common/bcd.dep (cc-dep) libs/kallsyms/kallsyms.dep (cc-dep) libs/scsi/scsi_disk.dep (cc-dep) libs/scsi/scsi.dep (cc-dep) libs/vfs/cpio/cpiofs.dep (cc-dep) libs/vfs/ext4/ext4_control.dep (cc-dep) libs/vfs/ext4/ext4_node.dep (cc-dep) libs/vfs/ext4/ext4_main.dep (cc-dep) libs/vfs/fat/fat_control.dep (cc-dep) libs/vfs/fat/fat_node.dep (cc-dep) libs/vfs/fat/fat_main.dep (cc-dep) libs/vfs/vfs.dep (cc-dep) libs/vsdaemon/vsdaemon_mterm.dep (cc-dep) libs/vsdaemon/vsdaemon_chardev.dep (cc-dep) libs/vsdaemon/vsdaemon.dep (cc-dep) core/block/vmm_blockpart_dos.dep (cc-dep) core/block/vmm_blockpart.dep (cc-dep) core/block/vmm_blockdev.dep (cc-dep) core/block/vmm_blockrq.dep (cc-dep) core/net/vmm_mbuf.dep (cc-dep) core/net/vmm_net.dep (cc-dep) core/net/vmm_netswitch.dep (cc-dep) core/net/vmm_netport.dep (cc-dep) core/net/vmm_hub.dep (cc-dep) core/net/vmm_bridge.dep (cc-dep) core/vmm_extable.dep (cc-dep) core/vmm_params.dep (cc-dep) core/vmm_modules.dep (cc-dep) core/vmm_chardev.dep (cc-dep) core/vmm_iommu.dep (cc-dep) core/vmm_wallclock.dep (cc-dep) core/vmm_cmdmgr.dep (cc-dep) core/vmm_workqueue.dep (cc-dep) core/vmm_notifier.dep (cc-dep) core/vmm_mutex.dep (cc-dep) core/vmm_semaphore.dep (cc-dep) core/vmm_completion.dep (cc-dep) core/vmm_waitqueue.dep (cc-dep) core/vmm_threads.dep (cc-dep) core/vmm_scheduler.dep (cc-dep) core/vmm_manager.dep (cc-dep) core/vmm_guest_aspace.dep (cc-dep) core/vmm_vcpu_irq.dep (cc-dep) core/vmm_shmem.dep (cc-dep) core/vmm_delay.dep (cc-dep) core/vmm_timer.dep (cc-dep) core/vmm_clockchip.dep (cc-dep) core/vmm_clocksource.dep (cc-dep) core/vmm_smp.dep (cc-dep) core/vmm_percpu.dep (cc-dep) core/vmm_cpuhp.dep (cc-dep) core/vmm_msi.dep (cc-dep) core/vmm_host_aspace.dep (cc-dep) core/vmm_host_vapool.dep (cc-dep) core/vmm_host_ram.dep (cc-dep) core/vmm_host_irqdomain.dep (cc-dep) core/vmm_host_irqext.dep (cc-dep) core/vmm_host_irq.dep (cc-dep) core/vmm_resource.dep (cc-dep) core/vmm_devemu.dep (cc-dep) core/vmm_platform_msi.dep (cc-dep) core/vmm_platform.dep (cc-dep) core/vmm_devdrv.dep (cc-dep) core/vmm_devres.dep (cc-dep) core/vmm_devtree_reg.dep (cc-dep) core/vmm_devtree_irq.dep (cc-dep) core/vmm_devtree.dep (cc-dep) core/vmm_cpumask.dep (cc-dep) core/vmm_stdio.dep (cc-dep) core/vmm_pagepool.dep (cc-dep) core/vmm_heap.dep (cc-dep) core/vmm_initfn.dep (cc-dep) core/vmm_main.dep (cc-dep) core/schedalgo/vmm_schedalgo_prr.dep (cc-dep) core/vio/vmm_vinput.dep (cc-dep) core/vio/vmm_keymaps.dep (d2c-dep) core/vio/keymaps/modifiers.dep (d2c-dep) core/vio/keymaps/common.dep (d2c-dep) core/vio/keymaps/ar.dep (d2c-dep) core/vio/keymaps/bepo.dep (d2c-dep) core/vio/keymaps/cz.dep (d2c-dep) core/vio/keymaps/da.dep (d2c-dep) core/vio/keymaps/de-ch.dep (d2c-dep) core/vio/keymaps/de.dep (d2c-dep) core/vio/keymaps/en-gb.dep (d2c-dep) core/vio/keymaps/en-us.dep (d2c-dep) core/vio/keymaps/es.dep (d2c-dep) core/vio/keymaps/et.dep (d2c-dep) core/vio/keymaps/fi.dep (d2c-dep) core/vio/keymaps/fo.dep (d2c-dep) core/vio/keymaps/fr-be.dep (d2c-dep) core/vio/keymaps/fr-ca.dep (d2c-dep) core/vio/keymaps/fr-ch.dep (d2c-dep) core/vio/keymaps/fr.dep (d2c-dep) core/vio/keymaps/hr.dep (d2c-dep) core/vio/keymaps/hu.dep (d2c-dep) core/vio/keymaps/is.dep (d2c-dep) core/vio/keymaps/it.dep (d2c-dep) core/vio/keymaps/ja.dep (d2c-dep) core/vio/keymaps/lt.dep (d2c-dep) core/vio/keymaps/lv.dep (d2c-dep) core/vio/keymaps/mk.dep (d2c-dep) core/vio/keymaps/nl-be.dep (d2c-dep) core/vio/keymaps/nl.dep (d2c-dep) core/vio/keymaps/no.dep (d2c-dep) core/vio/keymaps/pl.dep (d2c-dep) core/vio/keymaps/pt-br.dep (d2c-dep) core/vio/keymaps/pt.dep (d2c-dep) core/vio/keymaps/ru.dep (d2c-dep) core/vio/keymaps/sl.dep (d2c-dep) core/vio/keymaps/sv.dep (d2c-dep) core/vio/keymaps/th.dep (d2c-dep) core/vio/keymaps/tr.dep (cc-dep) core/vio/vmm_vdisplay.dep (cc-dep) core/vio/vmm_vdisk.dep (cc-dep) core/vio/vmm_vspi.dep (cc-dep) core/vio/vmm_vserial.dep (cc-dep) core/vio/vmm_vmsg.dep (cc-dep) core/vio/vmm_virtio.dep (cc-dep) arch/common/generic_smp_ipi.dep (cc-dep) arch/common/generic_mmu.dep (cc-dep) arch/common/generic_devtree.dep (cc-dep) arch/common/generic_defterm.dep (cc-dep) arch/common/generic_board.dep (as-dep) arch/riscv/cpu/generic/cpu_vcpu_unpriv.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_trap.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_timer.dep (as-dep) arch/riscv/cpu/generic/cpu_vcpu_switch.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_sbi_hsm.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_sbi_replace.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_sbi_legacy.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_sbi_base.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_sbi.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_irq.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_fp.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_csr.dep (cc-dep) arch/riscv/cpu/generic/cpu_vcpu_helper.dep (cc-dep) arch/riscv/cpu/generic/cpu_sbi_ipi.dep (cc-dep) arch/riscv/cpu/generic/cpu_smp_ops_sbi.dep (cc-dep) arch/riscv/cpu/generic/cpu_smp_ops_default.dep (cc-dep) arch/riscv/cpu/generic/cpu_smp_ops.dep (cc-dep) arch/riscv/cpu/generic/cpu_exception.dep (cc-dep) arch/riscv/cpu/generic/cpu_atomic64.dep (cc-dep) arch/riscv/cpu/generic/cpu_atomic.dep (cc-dep) arch/riscv/cpu/generic/cpu_locks.dep (cc-dep) arch/riscv/cpu/generic/cpu_stacktrace.dep (cc-dep) arch/riscv/cpu/generic/cpu_elf.dep (as-dep) arch/riscv/cpu/generic/cpu_delay.dep (cc-dep) arch/riscv/cpu/generic/cpu_mmu.dep (cc-dep) arch/riscv/cpu/generic/cpu_mmu_initial_pgtbl.dep (cc-dep) arch/riscv/cpu/generic/cpu_init.dep (cc-dep) arch/riscv/cpu/generic/cpu_sbi.dep (as-dep) arch/riscv/cpu/generic/cpu_tlb.dep (as-dep) arch/riscv/cpu/generic/cpu_proc.dep (as-dep) arch/riscv/cpu/generic/cpu_entry.dep (merge-dep) drivers/rtc/rtc_core.dep (merge-dep) libs/vfs/ext4/ext4fs.dep (merge-dep) libs/vfs/fat/fatfs.dep (merge-dep) core/block/vmm_blockdev_mod.dep (merge-dep) core/net/vmm_netcore.dep (merge-dep) core/vio/vmm_vinput_core.dep (make) tools/kallsyms/kallsyms (cpp) linker.ld (as) arch/riscv/cpu/generic/cpu_entry.o (as) arch/riscv/cpu/generic/cpu_proc.o (host-cc) kallsyms.o (as) arch/riscv/cpu/generic/cpu_tlb.o (cc) arch/riscv/cpu/generic/cpu_sbi.o (cc) arch/riscv/cpu/generic/cpu_init.o (cc) arch/riscv/cpu/generic/cpu_mmu_initial_pgtbl.o (host-ld) kallsyms (cc) arch/riscv/cpu/generic/cpu_mmu.o (as) arch/riscv/cpu/generic/cpu_delay.o (cc) arch/riscv/cpu/generic/cpu_elf.o /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_init.c: Assembler messages: /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_init.c:271: Error: unrecognized opcode `csrw 0x680,a5' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_init.c:272: Error: unrecognized opcode `csrr a5,0x680' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_init.c:285: Error: unrecognized opcode `csrw 0x680,0' Makefile:429: recipe for target '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/arch/riscv/cpu/generic/cpu_init.o' failed make[1]: *** [/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/arch/riscv/cpu/generic/cpu_init.o] Error 1 make[1]: *** Waiting for unfinished jobs.... /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/libs/include/libs/bitops.h: Assembler messages: /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/libs/include/libs/bitops.h:519: Error: unrecognized opcode `csrrc s9,0x100,2' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/libs/include/libs/bitops.h:521: Error: unrecognized opcode `csrs 0x100,a5' Makefile:429: recipe for target '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/arch/riscv/cpu/generic/cpu_sbi.o' failed make[1]: *** [/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/arch/riscv/cpu/generic/cpu_sbi.o] Error 1 /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c: Assembler messages: /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:407: Error: unrecognized opcode `csrrc a4,0x100,2' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:409: Error: unrecognized opcode `csrr a1,0x600' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:410: Error: unrecognized opcode `csrs 0x600,a2' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:411: Error: unrecognized opcode `csrc 0x600,a2' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:413: Error: unrecognized opcode `csrrw a0,0x105,a0' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:414: Error: unrecognized opcode `csrrw a5,0x280,a5' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:415: Error: unrecognized opcode `csrrw a7,0x680,a7' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:563: Error: unrecognized opcode `csrw 0x680,a7' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:564: Error: unrecognized opcode `csrw 0x280,a5' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:565: Error: unrecognized opcode `csrw 0x105,a0' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:566: Error: unrecognized opcode `csrrw s8,0x600,a1' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:568: Error: unrecognized opcode `csrs 0x100,a3' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:677: Error: unrecognized opcode `csrr a0,0x680' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:683: Error: unrecognized opcode `csrr a0,0x680' /home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/arch/riscv/cpu/generic/cpu_mmu.c:694: Error: unrecognized opcode `csrw 0x680,a0' Makefile:429: recipe for target '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/arch/riscv/cpu/generic/cpu_mmu.o' failed make[1]: *** [/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/build/arch/riscv/cpu/generic/cpu_mmu.o] Error 1 make[1]: Leaving directory '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1' package/pkg-generic.mk:290: recipe for target '/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/.stamp_built' failed make: *** [/home/buildroot/autobuild/instance-3/output-1/build/xvisor-0.3.1/.stamp_built] Error 2 make: Leaving directory '/home/buildroot/autobuild/instance-3/buildroot'