From mboxrd@z Thu Jan 1 00:00:00 1970 From: walsimou@walsimou.com (Gaye Abdoulaye Walsimou) Date: Mon, 21 Dec 2009 16:07:16 +0100 Subject: kernel boot failure on with s32440/mini2440 with git head (dd59f6c76b2) In-Reply-To: References: <4B2E4A65.8070207@walsimou.com> <200912211410.12014.jbe@pengutronix.de> Message-ID: <4B2F8F24.3030109@walsimou.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org M P wrote: > On Mon, Dec 21, 2009 at 1:10 PM, Juergen Beisert wrote: > >> On Sonntag, 20. Dezember 2009, Gaye Abdoulaye Walsimou wrote: >> >>> Hello list, >>> I have here a boot Oops (see below) with the latest git revision of >>> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git, >>> which does not happen with 2.6.32. >>> Thanks in advance for comments. >>> Regards >>> > > I have a patch in my git that related to that : > http://repo.or.cz/w/linux-2.6/mini2440.git/commit/db47bd31f00a06370795a9d94ed973f78060841a > > I need to push that to the list as soon as I rebase on 2.6.33. > > Michael > > This patch does not help with the issue reported here. But it helps on another issue which occurs when I try to reboot the board (under busybox): # reboot The system is going down NOW! Sent SIGTERM to all processes Sent SIGKILL to all processes Requesting system reboot Unable to handle kernel NULL pointer dereference at virtual address 0000009d pgd = c3b40000 [0000009d] *pgd=33b4c031, *pte=00000000, *ppte=00000000 Internal error: Oops: 13 [#1] PREEMPT last sysfs file: Modules linked in: CPU: 0 Not tainted (2.6.32 #75) PC is at device_shutdown+0x68/0xac LR is at kernel_restart_prepare+0x2c/0x3c pc : [] lr : [] psr: 60000013 sp : c3b61e40 ip : c3b61e60 fp : c3b61e5c r10: 40023000 r9 : c3b60000 r8 : c055e124 r7 : 00000000 r6 : c081c67c r5 : 0000008d r4 : c081c67c r3 : 00000000 r2 : c05568a8 r1 : c3802be0 r0 : c05568a8 Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user Control: c000717f Table: 33b40000 DAC: 00000015 Process init (pid: 816, stack limit = 0xc3b60270) Stack: (0xc3b61e40 to 0xc3b62000) 1e40: 00000000 28121969 01234567 00000000 c3b61e6c c3b61e60 c0582c78 c06a2760 1e60: c3b61e84 c3b61e70 c0582cc8 c0582c5c fee1dead 28121969 c3b61fa4 c3b61e88 1e80: c0582dfc c0582cc4 00000011 00000011 c07d8a90 c38360c0 c38360f0 00000000 1ea0: 000baeb9 00000000 c07d8a90 ffffffff c381c000 00000002 c3b4ede0 c3819c40 1ec0: c3b61ef4 c3b61ed0 c058cad4 c056ad60 00000000 c0660aa8 c381c01c c38360c0 1ee0: 00000015 c383624c c3b61f0c c3b61ef8 c058cb18 c058ca94 00000000 c07c84b8 1f00: c3b61f5c c3b61f10 c055df64 c058cb08 00000000 c383624c 00000000 00000000 1f20: 00000011 c3b61f60 00000000 00000000 00000001 c38360c0 00000011 c3b61f60 1f40: c38361d0 c38361d0 00000001 c38360b8 c3b61f74 c3b61f60 c0575d38 c073fee0 1f60: c3b61f60 c3b61f60 c3b61f94 c3b61f78 c0575e34 c057574c 0006efdc 000b3a91 1f80: 00000000 00000000 00000000 00000000 00000000 00000058 00000000 c3b61fa8 1fa0: c055dfa0 c0582d24 00000000 00000000 fee1dead 28121969 01234567 00000000 1fc0: 00000000 00000000 00000000 00000058 ffffffff 00000000 40023000 00000000 1fe0: 000af58c bef909c0 0007c3ac 401458e8 60000010 fee1dead 00000000 00000000 Backtrace: [] (device_shutdown+0x0/0xac) from [] (kernel_restart_prepare+0x2c/0x3c) r7:00000000 r6:01234567 r5:28121969 r4:00000000 [] (kernel_restart_prepare+0x0/0x3c) from [] (kernel_restart+0x14/0x48) [] (kernel_restart+0x0/0x48) from [] (sys_reboot+0xe8/0x1c8) r5:28121969 r4:fee1dead [] (sys_reboot+0x0/0x1c8) from [] (ret_fast_syscall+0x0/0x28) r7:00000058 r6:00000000 r5:00000000 r4:00000000 Code: e3530000 0a000001 e1a0e00f e12fff13 (e5953010) ---[ end trace e241266cd39eb08e ]--- Thanks, AWG