[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-29 Thread Launchpad Bug Tracker
This bug was fixed in the package linux - 2.6.27-11.27

---
linux (2.6.27-11.27) intrepid-security; urgency=low

  [ Upstream Kernel Changes ]

  * USB: isp1760: Fix probe in PCI glue code
- LP: #322553

linux (2.6.27-11.26) intrepid-security; urgency=low

  Re-release of 2.6.27-11.25 as security release

  [Upstream Kernel Changes]

  * ATM: CVE-2008-5079: duplicate listen() on socket corrupts the vcc table
- CVE-2008-5079
  * Fix inotify watch removal/umount races
- CVE-2008-5182
  * net: Fix soft lockups/OOM issues w/ unix garbage collector
- CVE-2008-5300
  * parisc: fix kernel crash when unwinding a userspace process
- CVE-2008-5395
  * Enforce a minimum SG_IO timeout
- CVE-2008-5700
  * ib700wdt.c - fix buffer_underflow bug
- CVE-2008-5702

 -- Stefan BaderThu, 29 Jan 2009
10:37:27 +

** Changed in: linux (Ubuntu Intrepid)
   Status: Fix Committed => Fix Released

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2008-5079

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2008-5182

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2008-5300

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2008-5395

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2008-5700

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2008-5702

-- 
[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
https://bugs.launchpad.net/bugs/322553
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-29 Thread Steve Beattie
Accepting the Intrepid nomination, marking the jaunty task fixed.

** Changed in: linux (Ubuntu Intrepid)
   Importance: Undecided => High
 Assignee: (unassigned) => Stefan Bader (stefan-bader-canonical)
   Status: New => Fix Committed

** Changed in: linux (Ubuntu)
   Status: Fix Committed => Fix Released

-- 
[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-29 Thread Stefan Bader
** Description changed:

+ SRU justification:
+ 
+ Impact: Updates from the 2.6.27.12 enabled the isp1761 module
+ implicitly, triggering a bug in the probe function as a side effect.
+ This causes a kernel oops at boot on machines with that hw.
+ 
+ Fix: Patch from upstream (2.6.28rc2, so Jaunty is not affected) which
+ fixes the probing code. Updated kernel has been verified to solve the
+ problem. Changes a limited to that specific driver.
+ 
+ Testcase: Boot with affected hw (see report).
+ 
  I'm running into a regression between 2.6.27-9 and 2.6.29-11 where
  loading the isp1760 driver during bootup causes a kernel oops in
  isp1761_pci_probe.  This prevents my laptop from continuing to boot up.
  
  Adding "blacklist isp1761" to my /etc/modprobe.d/blacklist file allows
  me to boot up again.
  
  Description:  Ubuntu 8.10
  Release:  8.10
  
  linux-image-2.6.27-11-generic:
Installed: 2.6.27-11.25
Candidate: 2.6.27-11.25
Version table:
   *** 2.6.27-11.25 0
  500 http://us.archive.ubuntu.com intrepid-updates/main Packages
  100 /var/lib/dpkg/status

-- 
[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-29 Thread Stefan Bader
Fix commited to Intrepid kernel tree.

** Changed in: linux (Ubuntu)
   Status: In Progress => Fix Committed

-- 
[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-29 Thread Jesse Michael
I grabbed linux-image-2.6.27-11-generic_2.6.27-11.27_amd64.deb and tried
booting up without the "blacklist isp1670" entry.

I get these entries in syslog, but my laptop booted up normally
otherwise, so I'd call it a success--

[   18.099400] isp1760 :03:04.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[   18.101494] isp1760: scratch register mismatch 
[   18.101506] isp1760: probe of :03:04.0 failed with error -12

-- 
[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-29 Thread Stefan Bader
@Jesse,

I placed a set of updated kernels at http://people.ubuntu.com/~smb/bug322553/
Can you test the one matching your architecture and let me know whether this 
works. Then I can get a quick update for this.
Thanks.

-- 
[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-29 Thread Andy Whitcroft
This not only causes an oops but prevents bootup.

** Changed in: linux (Ubuntu)
   Importance: Medium => High
 Assignee: Stefan Bader (stefan-bader-canonical) => (unassigned)
   Status: In Progress => Triaged

** Changed in: linux (Ubuntu)
 Assignee: (unassigned) => Stefan Bader (stefan-bader-canonical)

** Changed in: linux (Ubuntu)
   Status: Triaged => In Progress

-- 
[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-29 Thread Stefan Bader
** Changed in: linux (Ubuntu)
 Assignee: (unassigned) => Stefan Bader (stefan-bader-canonical)
   Status: Confirmed => In Progress

-- 
[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-28 Thread Kees Cook
This patch appears to fix the hang.

** Attachment added: "upstream fixes"
   
http://launchpadlibrarian.net/21756341/0001-USB-isp1760-Fix-probe-in-PCI-glue-code.patch

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[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
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[Bug 322553] Re: [regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11

2009-01-28 Thread Steve Beattie
The ips1760 module was there before, but in 2.6.27-9, we had the
following in our kernel config:

  CONFIG_USB_ISP1760_HCD=m
  # CONFIG_USB_ISP1760_PCI is not set

The change in the 2.6.27.7 commit that Kees pointed to above includes
the following little tidbit:

  -#ifdef CONFIG_USB_ISP1760_PCI
  +#ifdef CONFIG_PCI
  ret = pci_register_driver(&isp1761_pci_driver);

Thus, before the change, the isp1761_pci_driver in the code existed but
wouldn't get registered, and thus the oops'ing function
isp1761_pci_probe() would never get invoked (Kees: in other words, a
debdiff wouldn't have caught this).

I believe Kees is building a test kernel based on the fix in
http://lkml.org/lkml/2009/1/15/439 .

** Tags added: regression-update

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[regression] modprobe isp1760 triggers kernel oops during bootup in 2.6.27-11
https://bugs.launchpad.net/bugs/322553
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