From: linux@armlinux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [BUG] v4.12 breaks pxa25x
Date: Mon, 17 Jul 2017 09:15:18 +0100 [thread overview]
Message-ID: <20170717081518.GI31807@n2100.armlinux.org.uk> (raw)
In-Reply-To: <87inirsgzk.fsf@belgarion.home>
On Mon, Jul 17, 2017 at 08:41:03AM +0200, Robert Jarzmik wrote:
> [ 0.000000] Unhandled fault: alignment exception (0x003) at 0xc06f82cd
> [ 0.000000] pgd = c0004000
> [ 0.000000] [c06f82cd] *pgd=a060040e(bad)
> [ 0.000000] Internal error: : 3 [#1] ARM
> [ 0.000000] Modules linked in:
> [ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 4.12.0-11927-g6bf3d68 #4582
> [ 0.000000] Hardware name: Intel DBPXA250 Development Platform (aka Lubbock)
> [ 0.000000] task: c06f6fd8 task.stack: c06f2000
> [ 0.000000] PC is at __flush_whole_cache+0x4/0x60
> [ 0.000000] LR is at paging_init+0x4b4/0x590
> [ 0.000000] pc : [<c0019e24>] lr : [<c049d274>] psr: 600000d3
> [ 0.000000] sp : c06f3f38 ip : 00000000 fp : c0700000
> [ 0.000000] r10: a4000000 r9 : c06f82c0 r8 : c0723540
> [ 0.000000] r7 : fe100000 r6 : fe200000 r5 : c06f82a0 r4 : c0705ef4
> [ 0.000000] r3 : 00000000 r2 : 00000004 r1 : c06f82cd r0 : c06f82c0
Looks like the .data section has become misaligned somehow. r1 is the
address of "clean_addr" which is clearly not 32-bit aligned.
Please can you check in System.map to see what's immediately before it?
--
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
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next prev parent reply other threads:[~2017-07-17 8:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-17 6:41 [BUG] v4.12 breaks pxa25x Robert Jarzmik
2017-07-17 8:15 ` Russell King - ARM Linux [this message]
2017-07-17 15:40 ` Robert Jarzmik
2017-07-26 11:23 ` Robert Jarzmik
2017-07-26 11:41 ` Russell King - ARM Linux
2017-07-26 12:03 ` Nicholas Piggin
2017-07-26 21:02 ` Robert Jarzmik
2017-07-27 2:08 ` Nicholas Piggin
2017-07-27 19:37 ` Robert Jarzmik
2017-08-08 10:35 ` Russell King - ARM Linux
2017-08-08 17:34 ` Robert Jarzmik
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