Bug 11435

Summary:	oops due to smp_call_function_single changes
Product:	Other	Reporter:	Rafael J. Wysocki (rjw)
Component:	Other	Assignee:	other_other
Status:	CLOSED CODE_FIX
Severity:	normal	CC:	avi, mingo
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	commit cc7a486cac78f6fc1a24e8cd63036bae8d2ab431	Subsystem:
Regression:	Yes	Bisected commit-id:
Bug Depends on:
Bug Blocks:	11167

Description Rafael J. Wysocki 2008-08-27 13:52:51 UTC

Subject    : oops due to smp_call_function_single changes
Submitter  : Avi Kivity <avi@qumranet.com>
Date       : 2008-08-24 16:41
References : http://marc.info/?l=linux-kernel&m=121959612027162&w=4

This entry is being used for tracking a regression from 2.6.26.  Please don't
close it until the problem is fixed in the mainline.

Comment 1 Rafael J. Wysocki 2008-08-27 13:53:45 UTC

Caused by:

commit cc7a486cac78f6fc1a24e8cd63036bae8d2ab431
Author: Nick Piggin <nickpiggin@yahoo.com.au>
Date:   Mon Aug 11 13:49:30 2008 +1000

    generic-ipi: fix stack and rcu interaction bug in smp_call_function_mask()

Signed-off-by: Ingo Molnar <mingo@elte.hu>

Comment 2 Avi Kivity 2008-08-31 01:27:52 UTC

Appears to be fixed in v2.6.27-rc5-6-gbef69ea.

Comment 3 Rafael J. Wysocki 2008-08-31 04:28:57 UTC

Closing the bug now, please reopen if you see it again.