Messages in this thread | | | Subject | Re: [stable] apparent regression (crash) - 2.6.38.6 | From | James Bottomley <> | Date | Thu, 19 May 2011 07:39:27 +0400 |
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On Wed, 2011-05-18 at 17:25 -0700, Greg KH wrote: > On Wed, May 11, 2011 at 12:34:51PM -0700, Greg KH wrote: > > On Wed, May 11, 2011 at 02:19:17PM -0500, James Bottomley wrote: > > > On Wed, 2011-05-11 at 08:30 +0200, Jiri Slaby wrote: > > > > On 05/10/2011 09:55 PM, Michael Tokarev wrote: > > > > > Hello. > > > > > > > > > > I just tried 2.6.38.6 (which has been released today), and > > > > > discovered that it crashes during bootup on my machine. > > > > > 2.6.38.5 with exactly the same config works. > > > > > > > > Is it reproducible? > > > > > > > > > Unfortunately I don't have time _right now_ to debug the > > > > > issue, but will try tomorrow. > > > > > > > > > > For now, here's a part of dmesg with an oops, captured > > > > > using netconsole. If someone have a clue, please speak > > > > > up ;) > > > > > > > > > > What I also noticed is that for some reason, udev now loads > > > > > option driver (option: v0.7.2:USB Driver for GSM modems), > > > > > even if I don't have any modems connected to the system. > > > > > This is obviously not related to the issue at hand. > > > > ... > > > > > [ 106.761932] input: Logitech USB-PS/2 Optical Mouse as /devices/pci0000:00/0000:00:12.1/usb2/2-2/2-2:1.0/input/input6 > > > > > [ 106.762170] generic-usb 0003:046D:C044.0004: input,hidraw0: USB HID v1.10 Mouse [Logitech USB-PS/2 Optical Mouse] on usb-0000:00:12.1-2/input0 > > > > > [ 106.994177] scsi 10:0:0:0: Direct-Access Kingston DT HyperX HMAP PQ: 0 ANSI: 0 CCS > > > > > [ 106.994458] sd 10:0:0:0: Attached scsi generic sg3 type 0 > > > > > [ 106.994628] BUG: unable to handle kernel NULL pointer dereference at 0000000000000048 > > > > > [ 106.994755] IP: [<ffffffff811bec1b>] elv_queue_empty+0x1b/0x30 > > > > > > Hmm, it's another missing elevator guard, like this patch: > > > > > > http://marc.info/?l=linux-scsi&m=130348673628282 > > > > > > I think the bug here is that q->elevator is null, so dereferencing > > > elevator->ops gives the bug. > > > > Is this patch going to Linus anytime soon? > > Ping?
I pinged Jens about it yesterday; he said it should be on its way to Linus.
James
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