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Message-ID: <874o54ip8m.fsf@rustcorp.com.au> Date: Mon, 09 May 2011 11:56:01 +0930 From: Rusty Russell <rusty@...tcorp.com.au> To: OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>, linux-kernel@...r.kernel.org Subject: Re: unable to handle kernel paging request when inserting FAT32 formatted flash media On Tue, 03 May 2011 11:34:11 +0900, OGAWA Hirofumi <hirofumi@...l.parknet.co.jp> wrote: > > Hm. It seems to be 0x80 was gone somehow. If I added 0x80 at 0x8661, it > > seems to be sane code. > > > > 20: 74 51 je 73 <a+0x73> > > 22: 49 c7 c6 d8 91 13 a0 mov $0xffffffffa01391d8,%r14 > > 29: b2 b6 mov $0xb6,%dl > > 2b: 80 3d fc 9b 00 00 00 cmpb $0x0,0x9bfc(%rip) <- here is 0x8661 > > 32: 74 3f je 73 <a+0x73> > > 34: 49 8d 44 24 08 lea 0x8(%r12),%rax > > Code: fd ff ff 0f 1f 80 00 00 00 00 83 ca 01 89 93 10 02 00 00 ba ff > 01 00 00 41 f6 85 96 00 00 00 02 74 51 49 c7 c6 d8 91 13 a0 b2 b6 3d > fc 9b 00 00 00 74 3f 49 8d 44 24 08 48 89 44 24 08 eb 18 How strange, but if this can't be reproduced with a rebuilt kernel I'm tempted to put it down to corruption in the module somehow... Thanks, Rusty. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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