Hello Matwey, On Thu, Sep 3, 2015 at 10:35 PM, Matwey V. Kornilov <matwey.korni...@gmail.com> wrote: > 2015-09-03 19:23 GMT+03:00 Misha Komarovskiy <zom...@gmail.com>: >> Hello, >> >> On Wed, Aug 5, 2015 at 5:12 PM, Misha Komarovskiy <zom...@gmail.com> wrote: >>> Hello Matwey, >>> I hope soon to be able to collect panic log, as tegra20 serial output >>> is fixed in kernel-source now. >> >> Panic happen before simple serial console started, but i made package >> of kernel-default with tegra DEBUG_LL enabled >> and now i have panic logs: http://paste.opensuse.org/15729922, log >> with initcall_debug http://paste.opensuse.org/76504505 > > I would suggest using gdb to understand where the issue appears, it is > probably the fastest way. > I wrote an instruction for myself how to do that, but unfortunately it > is written in Russian and Google Translate doesn't help much: > https://goo.gl/7LlcEz >
I'll try to find more details with kgdb, it seems problems on my tegra20 family board starts after 3.19 kernel. Russian is my native language, i will follow your guide, thanks. >> >> I blame some kernel-default config option, because same kernel >> compiled with tegra_defconfig boots fine, >> but how to find which one? >> >> >>> --- >>> Best Regards, >>> Misha Komarovskiy >>> zombahatgmaildotcom >>> >>> >>> On Wed, Aug 5, 2015 at 3:27 PM, Matwey V. Kornilov >>> <matwey.korni...@gmail.com> wrote: >>>> That is strange, as far as I remember there is no panic timeout in JeOS >>>> >>>> 2015-08-03 14:17 GMT+03:00 Misha Komarovskiy <zom...@gmail.com>: >>>>> 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 >>>>>> >>>> >>>> >>>> >>>> -- >>>> With best regards, >>>> Matwey V. Kornilov >>>> http://blog.matwey.name >>>> xmpp://0x2...@jabber.ru >> >> >> >> -- >> Best Regards, >> Misha Komarovskiy >> zombahatgmaildotcom > > > > -- > With best regards, > Matwey V. Kornilov > http://blog.matwey.name > xmpp://0x2...@jabber.ru -- Best Regards, Misha Komarovskiy zombahatgmaildotcom -- To unsubscribe, e-mail: opensuse-arm+unsubscr...@opensuse.org To contact the owner, e-mail: opensuse-arm+ow...@opensuse.org
