>>> v4l2loopback 0.12.7 Extracting
gzip -d -c /home/autobuild/autobuild/instance-11/dl/v4l2loopback/v4l2loopback-0.12.7.tar.gz | tar --strip-components=1 -C /home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7   -xf -
>>> v4l2loopback 0.12.7 Patching
>>> v4l2loopback 0.12.7 Configuring
>>> v4l2loopback 0.12.7 Building
>>> v4l2loopback 0.12.7 Building kernel module(s)
PATH="/home/autobuild/autobuild/instance-11/output-1/host/bin:/home/autobuild/autobuild/instance-11/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/lib/jvm/default/bin:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl" PKG_CONFIG="/home/autobuild/autobuild/instance-11/output-1/host/bin/pkg-config" PKG_CONFIG_SYSROOT_DIR="/" PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 PKG_CONFIG_ALLOW_SYSTEM_LIBS=1 PKG_CONFIG_LIBDIR="/home/autobuild/autobuild/instance-11/output-1/host/lib/pkgconfig:/home/autobuild/autobuild/instance-11/output-1/host/share/pkgconfig" BR_BINARIES_DIR=/home/autobuild/autobuild/instance-11/output-1/images KCFLAGS=-Wno-attribute-alias /usr/bin/make -j1 -C /home/autobuild/autobuild/instance-11/output-1/build/linux-5.17.15 HOSTCC="/usr/bin/gcc -O2 -I/home/autobuild/autobuild/instance-11/output-1/host/include -L/home/autobuild/autobuild/instance-11/output-1/host/lib -Wl,-rpath,/home/autobuild/autobuild/instance-11/output-1/host/lib" ARCH=powerpc INSTALL_MOD_PATH=/home/autobuild/autobuild/instance-11/output-1/target CROSS_COMPILE="/home/autobuild/autobuild/instance-11/output-1/host/bin/powerpc64le-buildroot-linux-musl-" WERROR=0 DEPMOD=/home/autobuild/autobuild/instance-11/output-1/host/sbin/depmod  PWD=/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/. M=/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/. modules
make[1]: Entering directory '/home/autobuild/autobuild/instance-11/output-1/build/linux-5.17.15'
  CC [M]  /home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.o
  MODPOST /home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./Module.symvers
ERROR: modpost: "v4l2_event_unsubscribe" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "video_ioctl2" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "__video_register_device" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "v4l2_ctrl_new_custom" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "v4l2_ctrl_handler_init_class" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "video_device_alloc" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "v4l2_device_register" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "video_device_release" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "v4l2_event_pending" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
ERROR: modpost: "v4l2_fh_add" [/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./v4l2loopback.ko] undefined!
WARNING: modpost: suppressed 8 unresolved symbol warnings because there were too many)
make[2]: *** [scripts/Makefile.modpost:134: /home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./Module.symvers] Error 1
make[2]: *** Deleting file '/home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/./Module.symvers'
make[1]: *** [Makefile:1746: modules] Error 2
make[1]: Leaving directory '/home/autobuild/autobuild/instance-11/output-1/build/linux-5.17.15'
make: *** [package/pkg-generic.mk:294: /home/autobuild/autobuild/instance-11/output-1/build/v4l2loopback-0.12.7/.stamp_built] Error 2
make: Leaving directory '/home/autobuild/autobuild/instance-11/buildroot'