This bug was fixed in the package linux-armadaxp - 3.5.0-1609.11
---
linux-armadaxp (3.5.0-1609.11) quantal-proposed; urgency=low
[ Ike Panhc ]
* Release Tracking Bug
- LP: #1118281
* [Config] Enable CONFIG_EXT{3,4}_FS_XATTR
- LP: #1102970
* Rebase onto
3.5.0-1609.11 passed 400 times reboot continuously.
** Tags added: verification-done
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Title:
armadaXP: Unable to handle kernel NULL pointer
** Also affects: linux-armadaxp (Ubuntu Quantal)
Importance: Undecided
Status: New
** Changed in: linux-armadaxp (Ubuntu Quantal)
Status: New = Fix Committed
** Changed in: linux-armadaxp (Ubuntu)
Status: Fix Committed = Invalid
** Changed in: linux-armadaxp (Ubuntu
The revert is in 3.5.0-1609.11
** Changed in: linux-armadaxp (Ubuntu)
Status: In Progress = Fix Committed
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Title:
armadaXP: Unable to
Looks like this is the root cause. I am testing to make sure.
$ git show 86d3a9905f2a1861dcd22b4603e2a6d4e7fe9ebb
commit 86d3a9905f2a1861dcd22b4603e2a6d4e7fe9ebb
Author: Shawn Guo shawn@linaro.org
Date: Thu Oct 4 17:12:23 2012 -0700
kernel/sys.c: call disable_nonboot_cpus() in
Looks like its the root cause, revert this patch and test reboot passed
for 50 times. Need to review what's this patch for and see if revert is
reasonable.
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The root cause is within this list
ccbce003cb6bf23af61a3974ea2a1bb1311dbd53 xfrm_user: don't copy esn replay
window twice for new states
68b3ed3a9ef58b0c7afcc2d0d79fda45ab10c0e7 xfrm_user: fix info leak in
copy_to_user_tmpl()
c636c5cfbb60c465c4c29034fcfbc837efa0e9ff xfrm_user: fix info leak in
After adding some printk information, the PC is changed
[ 67.748144] Unable to handle kernel paging request at virtual address
6093
[ 67.749548] ikepanhc: platform_cpu_die:86
[ 67.749553] CPU2: shutdown
[ 67.749890] ikepanhc: platform_cpu_die:89
[ 67.749904] Unable to handle kernel
Reboot test on all SRU kernel, the problem is between quantal-1603.5 and
1604.6.
I've rebooted system with 1603.5 more then 50 times and each of the
reboot are successful.
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New plan is to bisect from the delta.
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https://bugs.launchpad.net/bugs/1090591
Title:
armadaXP: Unable to handle kernel NULL pointer dereference at virtual
address on
** Changed in: linux-armadaxp (Ubuntu)
Status: Confirmed = In Progress
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Title:
armadaXP: Unable to handle kernel NULL pointer dereference
After few times reboot with kernel armdaxp-1607.9, the reboot oops is
random event. Examine the oops text and put some debug message into the
kernel, but the test kernel have no reboot oops.
diff --git a/arch/arm/plat-armada/hotplug.c b/arch/arm/plat-armada/hotplug.c
index db72c99..2cc1c22
After more testing,
[ 80.055601] Unable to handle kernel paging request at virtual address
6093
[ 80.056939] CPU2: shutdown
[ 80.056946] ikepanhc: platform_cpu_die:86
[ 80.057287] ikepanhc: platform_cpu_die:89
[ 80.057305] Unable to handle kernel paging request at virtual address
** Changed in: linux-armadaxp (Ubuntu)
Status: New = Confirmed
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Title:
armadaXP: Unable to handle kernel NULL pointer dereference at
** Changed in: linux-armadaxp (Ubuntu)
Assignee: (unassigned) = Ike Panhc (ikepanhc)
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Title:
armadaXP: Unable to handle kernel NULL pointer
Happened both on 1606 and on 1605.
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Title:
armadaXP: Unable to handle kernel NULL pointer dereference at virtual
address on shutdown
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