From mboxrd@z Thu Jan 1 00:00:00 1970 From: dk-arm-linux@gmx.de (Dieter Kiermaier) Date: Fri, 2 Oct 2009 08:53:50 +0200 Subject: kirkwood openrd: random kernel crashes with git kernel In-Reply-To: <20091002084000.7c93d634@marrow.netinsight.se> References: <200910010904.18923.dk-arm-linux@gmx.de> <20091002084000.7c93d634@marrow.netinsight.se> Message-ID: <200910020853.50439.dk-arm-linux@gmx.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Am Freitag 02 Oktober 2009 08:40:00 schrieb Simon Kagstrom: > > On Thu, 01 Oct 2009 12:19:21 -0400 (EDT) > Nicolas Pitre wrote: > > > > I should add that I've seen this error even without openocd connected, > > > so this seems to be a real error. Anyway, I guess this will sooner or > > > later be applied (in some form) upstream, so openrd should benefit > > > "automatically" from it. > > > > > > However, with OpenOCD there are other type of crashes which look very > > > random, so I believe those will stay even with this. > > > > Please send me information about those when you can. > > The nohlt argument seems to fix them, thanks! Without it I get random > memory corruption errors such as this: > This is exactly what I've seen on my desk - with nohlt everything is running fine all the time! Many thanks to the experts :) Dieter > Mount local file[ 5.160903] BUG: spinlock wrong owner on CPU#0, rc.sysinit/452 > [ 5.166878] lock: df464af8, .magic: dead4ead, .owner: /-1, .owner_cpu: 0 > [ 5.174229] [] (unwind_backtrace+0x0/0xdc) from [] (dump_stack+0x18/0x1c) > [ 5.182842] [] (dump_stack+0x18/0x1c) from [] (spin_bug+0x90/0xa4) > [ 5.190837] [] (spin_bug+0x90/0xa4) from [] (_raw_spin_unlock+0x68/0xac) > [ 5.199356] [] (_raw_spin_unlock+0x68/0xac) from [] (_spin_unlock_irq+0x10/0x20) > [ 5.208573] [] (_spin_unlock_irq+0x10/0x20) from [] (dup_mm+0x278/0x450) > [ 5.217093] [] (dup_mm+0x278/0x450) from [] (copy_process+0x794/0xddc) > [ 5.225437] [] (copy_process+0x794/0xddc) from [] (do_fork+0x160/0x314) > [ 5.233870] [] (do_fork+0x160/0x314) from [] (sys_clone+0x34/0x3c) > [ 5.241867] [] (sys_clone+0x34/0x3c) from [] (ret_fast_syscall+0x0/0x28) > systems. > Segmentation fault > [ 5.264718] Slab corruption: names_cache start=df9f9000, len=4096 > > although the typical case is that it just hangs without printing out > much. > > // Simon > > --~--~---------~--~----~------------~-------~--~----~ > You received this message because you are subscribed to the Google Groups "OpenRD" group. > To post to this group, send email to openrd at googlegroups.com > To unsubscribe from this group, send email to openrd+unsubscribe at googlegroups.com > For more options, visit this group at http://groups.google.com/group/openrd?hl=en > -~----------~----~----~----~------~----~------~--~--- >