From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Seiderer Date: Sun, 24 May 2020 11:42:31 +0200 Subject: [Buildroot] COG crashes on Pi4 (wpe_webkit) In-Reply-To: References: <1589894180081-0.post@n4.nabble.com> <20200519194400.3edad316@gmx.net> <1589958433571-0.post@n4.nabble.com> <1590157038870-0.post@n4.nabble.com> <20200523222948.009d9706@gmx.net> Message-ID: <20200524114231.380a7420@gmx.net> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Hello Daniel, On Sun, 24 May 2020 08:59:53 +0000, "Daniel HiFiBerry" wrote: > Hi Peter, > > While I didn't test with a minimal configuration, using the > "--backend=drm-backend.so" doesn't make a difference in my full-blown > build. > I'm using this already. I will do some more experiments... The trick for hifiberry-os should do (untested) the missing BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_KMSRO=y in your configuration (see the 'hidden' hint in package/mesa3d/Config.in ([1])... Regards, Peter [1] https://git.buildroot.net/buildroot/tree/package/mesa3d/Config.in#n265 > > Best regards, > Daniel > > ------ Originalnachricht ------ > Von: "Peter Seiderer" > An: "usul27" > Cc: buildroot at busybox.net > Gesendet: 5/23/2020 10:29:48 PM > Betreff: Re: [Buildroot] COG crashes on Pi4 (wpe_webkit) > > >Hello Daniel, > > > >On Fri, 22 May 2020 09:17:18 -0500 (CDT), usul27 wrote: > > > >> Ok, finally got a build with debug symbols: > >> > >> Thread 1 "cog" received signal SIGSEGV, Segmentation fault. > >> 0x00000000 in ?? () > >> (gdb) backtrace > >> #0 0x00000000 in ?? () > >> #1 0xb1799f84 in ffi_call_SYSV () from /lib/libffi.so.7 > >> #2 0xb17993fc in ffi_call_int () from /lib/libffi.so.7 > >> #3 0xb1799b1c in ffi_call () from /lib/libffi.so.7 > >> #4 0xb149b28c in wl_closure_invoke (closure=closure at entry=0xadb03a00, > >> flags=flags at entry=2, target=, opcode=3025639260, > >> data=, data at entry=0x74c60) at src/connection.c:1014 > >> #5 0xb1497db0 in wl_client_connection_data (fd=, > >> mask=, data=0x74c60) at src/wayland-server.c:429 > >> #6 0xb1499608 in wl_event_loop_dispatch (loop=0x5bfc8, timeout= >> out>) at src/event-loop.c:640 > >> #7 0xb0c59400 in WS::ServerSource::{lambda(_GSource*, int (*)(void*), > >> void*)#3}::_FUN(_GSource*, int (*)(void*), void*) () from > >> /lib/libWPEBackend-fdo-1.0.so.1 > >> Backtrace stopped: previous frame identical to this frame (corrupt stack?) > >> > >> Somebody has any idea? > > > >Did some test on RPi4 with the following defconfig: > > > >BR2_arm=y > >BR2_cortex_a72=y > >BR2_ARM_FPU_NEON_VFPV4=y > >BR2_ENABLE_DEBUG=y > >BR2_TOOLCHAIN_BUILDROOT_GLIBC=y > >BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_19=y > >BR2_BINUTILS_VERSION_2_31_X=y > >BR2_TOOLCHAIN_BUILDROOT_CXX=y > >BR2_PACKAGE_HOST_GDB=y > >BR2_GDB_VERSION_8_3=y > >BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y > >BR2_SYSTEM_DHCP="eth0" > >BR2_GENERATE_LOCALE="en_US" > >BR2_ROOTFS_POST_BUILD_SCRIPT="board/raspberrypi4/post-build.sh" > >BR2_ROOTFS_POST_IMAGE_SCRIPT="board/raspberrypi4/post-image.sh" > >BR2_ROOTFS_POST_SCRIPT_ARGS="--add-pi3-miniuart-bt-overlay" > >BR2_LINUX_KERNEL=y > >BR2_LINUX_KERNEL_CUSTOM_TARBALL=y > >BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,raspberrypi,linux,4f2a4cc501c428c940549f39d5562e60404ac4f7)/linux-4f2a4cc501c428c940549f39d5562e60404ac4f7.tar.gz" > >BR2_LINUX_KERNEL_DEFCONFIG="bcm2711" > >BR2_LINUX_KERNEL_DTS_SUPPORT=y > >BR2_LINUX_KERNEL_INTREE_DTS_NAME="bcm2711-rpi-4-b" > >BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y > >BR2_PACKAGE_STRACE=y > >BR2_PACKAGE_DEJAVU=y > >BR2_PACKAGE_COG=y > >BR2_PACKAGE_MESA3D=y > >BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_KMSRO=y > >BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_V3D=y > >BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VC4=y > >BR2_PACKAGE_MESA3D_OPENGL_ES=y > >BR2_PACKAGE_WESTON=y > >BR2_PACKAGE_WESTON_DRM=y > >BR2_PACKAGE_WESTON_DEMO_CLIENTS=y > >BR2_PACKAGE_RPI_FIRMWARE=y > >BR2_PACKAGE_RPI_FIRMWARE_VARIANT_PI4=y > >BR2_PACKAGE_WPEWEBKIT=y > >BR2_PACKAGE_OPENSSH=y > >BR2_TARGET_ROOTFS_EXT2=y > >BR2_TARGET_ROOTFS_EXT2_4=y > >BR2_TARGET_ROOTFS_EXT2_LABEL="" > >BR2_TARGET_ROOTFS_EXT2_SIZE="256M" > ># BR2_TARGET_ROOTFS_TAR is not set > >BR2_PACKAGE_HOST_DOSFSTOOLS=y > >BR2_PACKAGE_HOST_GENIMAGE=y > >BR2_PACKAGE_HOST_MTOOLS=y > > > >Running: > > > > $ export XDG_RUNTIME_DIR=/tmp > > $ weston --tty 1 & > > $ cog --platform=fdo > > > >leads to the 'Segmentation fault' as you described... > > > >Running: > > > > $ export XDG_RUNTIME_DIR=/tmp > > $ weston --tty 1 --backend=drm-backend.so & > > $ cog --platform=fdo > > > >works... > > > >Regards, > >Peter > > > > > >> > >> > >> > >> > >> -- > >> Sent from: http://buildroot-busybox.2317881.n4.nabble.com/ > >> _______________________________________________ > >> buildroot mailing list > >>buildroot at busybox.net > >>http://lists.busybox.net/mailman/listinfo/buildroot > > > > _______________________________________________ > buildroot mailing list > buildroot at busybox.net > http://lists.busybox.net/mailman/listinfo/buildroot