Pekka, All, On 2014-01-26 21:15 +0100, Yann E. MORIN spake thusly: > On 2014-01-26 21:51 +0200, Pekka Paalanen spake thusly: > > On Sun, 26 Jan 2014 19:08:47 +0100 > > "Yann E. MORIN" <yann.morin.1...@free.fr> wrote: > > > I'm trying to run wayland+weston 1.4.0 on the raspberry pi with > > > the rpi-backend. > > > > > > Running weston freezes while still in the console, just after > > > displaying "Initializing Raspberry Pi backend". > > > > > > Ctrl-C, Ctrl-Alt-Backspace don't do anything. The system is still > > > responsive via ssh. > > > > > > I bisected it (bisect range: 1.3.0..1.4.0) to the first bad > > > commit: 17bccae... input: Handle unplugging the output for a > > > touchscreen > > > > > > I tried applying 8fe412d: > > > Revert part of 17bccae[...] > > > > > > (17bccae is the failing cset), but this does not fix the breakage. > > > > > > The RPi userland and firmware I use are the latest from their > > > repositories, namely: > > > userland: cset 5cecd5a > > > firmware: cset 940dc3b > > > could you get the log.txt from 'weston-launch &> log.txt' while > > using weston master revision? > > The fbcon stops updating the moment the rpi gfx backend > > initializes (also in normal cases), but weston may still print > > useful stuff after that. > > I'm not using weston-launch, but directly calling 'weston' from the > command line, as root. > > Here's the complete log of 'weston >weston.log 2>&1' : > > ---8<--- > Date: 2014-01-26 UTC > [20:03:09.606] weston 1.4.0 > http://wayland.freedesktop.org/ > Bug reports to: > > https://bugs.freedesktop.org/enter_bug.cgi?product=Wayland&component=weston&version=1.4.0 > Build: > [20:03:09.607] OS: Linux, 3.12.7, #1 PREEMPT Sat Jan 25 14:09:48 CET > 2014, armv6l > [20:03:09.608] Starting with no config file. > [20:03:09.611] Loading module '/usr/lib/weston/rpi-backend.so' > [20:03:09.648] initializing Raspberry Pi backend > [20:03:09.652] Dispmanx planes are double buffered. > [20:03:09.656] launching '/usr/libexec/weston-keyboard' > [20:03:09.909] input device HID 046a:0023, /dev/input/event0 is a > keyboard > Failed to process Wayland connection: Connection reset by peer > failed to create display: Connection reset by peer > Segmentation fault > ---8<---
And here is the backtrace (as asked by Daniel on IRC): ---8<--- (gdb) target remote 192.168.127.167:1234 Remote debugging using 192.168.127.167:1234 Reading symbols from /lib/ld-linux-armhf.so.3...(no debugging symbols found)...done. Loaded symbols for /lib/ld-linux-armhf.so.3 0xb6fdad10 in ?? () from /lib/ld-linux-armhf.so.3 (gdb) continue Continuing. Cannot access memory at address 0x0 Program received signal SIGSEGV, Segmentation fault. 0xb6fce9b4 in wl_list_insert (list=0xb6ef6760, elm=0x40290) at wayland-util.c:46 46 list->next = elm; (gdb) bt #0 0xb6fce9b4 in wl_list_insert (list=0xb6ef6760, elm=0x40290) at wayland-util.c:46 #1 0xb6ceefc0 in wl_signal_add (signal=0x39ec4, listener=0x40290) at /home/ymorin/dev/buildroot/br.config/build/rpi/wayland/output/host/usr/arm-buildroot-linux-gnueabihf/sysroot/usr/include/wayland-server.h:223 #2 0xb6cf09e0 in evdev_device_set_output (device=0x40278, output=0x39d20) at evdev.c:620 #3 0xb6cee3e8 in device_added (udev_device=0x3b3b0, input=0x39e20) at udev-seat.c:133 #4 0xb6cee4fc in udev_input_add_devices (input=0x39e20, udev=0x3ab90) at udev-seat.c:165 #5 0xb6cee9a4 in udev_input_enable (input=0x39e20, udev=0x3ab90) at udev-seat.c:273 #6 0xb6ceebbc in udev_input_init (input=0x39e20, c=0x39c70, udev=0x3ab90, seat_id=0xb6cf5c1c "seat0") at udev-seat.c:321 #7 0xb6cea34c in rpi_compositor_create (display=0x38060, argc=0xbefffb5c, argv=0xbefffd94, config=0x0, param=0xbefffb30) at compositor-rpi.c:530 #8 0xb6cea608 in backend_init (display=0x38060, argc=0xbefffb5c, argv=0xbefffd94, config=0x0) at compositor-rpi.c:612 #9 0x00018944 in main (argc=1, argv=0xbefffd94) at compositor.c:4217 (gdb) ---8<--- Hope this helps. wayland and weston are both 1.4.0. Note that since the framebuffer freezes and no longer updates after the rpi-backend is loaded, I had to run through gdbserver, and attach from a cross-gdb running on my dev machine. Regards, Yann E. MORIN. -- .-----------------.--------------------.------------------.--------------------. | Yann E. MORIN | Real-Time Embedded | /"\ ASCII RIBBON | Erics' conspiracy: | | +33 662 376 056 | Software Designer | \ / CAMPAIGN | ___ | | +33 223 225 172 `------------.-------: X AGAINST | \e/ There is no | | http://ymorin.is-a-geek.org/ | _/*\_ | / \ HTML MAIL | v conspiracy. | '------------------------------^-------^------------------^--------------------' _______________________________________________ wayland-devel mailing list wayland-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/wayland-devel