Hello, I have no experience with kgdb. As system restarts after panic timeout i wanted to catch oops message in kernel output via serial console. --- Best Regards, Misha Komarovskiy zombahatgmaildotcom
On Sat, Aug 1, 2015 at 1:46 PM, Matwey V. Kornilov <matwey.korni...@gmail.com> wrote: > 01.08.2015 12:48, Misha Komarovskiy пишет: >> Hello, >> I found that latest images for my armv7 board (paz00/ac100) which use >> kernel-default have kernel panic on start without any output to serial >> console, but serial output was working last time i tested image back >> in may. >> >> I cloned kernel-source git repo made sequence-patched kernel and >> recompiled it with >> enabling DEBUG_LL,TEGRA UART_A and EARLYPRINTK config options added to >> config/armv7hl/default config, but found that there is no ttyS0 >> output, only earlycon here is paste: >> http://paste.opensuse.org/31390203 >> > > Have you tried to use kgdb? Does it not work too? > >> Recompiling same kernel with multi_v7_defconfig config and same >> debug/earlyprintk options have no panics and normal serial output: >> http://paste.opensuse.org/13080662 >> >> Maybe kernel-default config require some extra tricks now to have serial >> output? >> I want to catch that panic. >> --- >> Best Regards, >> Misha Komarovskiy >> zombahatgmaildotcom >> > > > -- > To unsubscribe, e-mail: opensuse-kernel+unsubscr...@opensuse.org > To contact the owner, e-mail: opensuse-kernel+ow...@opensuse.org > -- To unsubscribe, e-mail: opensuse-arm+unsubscr...@opensuse.org To contact the owner, e-mail: opensuse-arm+ow...@opensuse.org
