summaryrefslogtreecommitdiff
path: root/include/trace/events/scsi.h
diff options
context:
space:
mode:
authoryalin wang <yalin.wang2010@gmail.com>2016-01-22 03:40:30 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-22 04:20:51 +0300
commit16fd0fe4aa92d0d621ecfe21de86f7fdcfa41947 (patch)
treed94d862bb32b160dcacb5467c099f52748f5f1dd /include/trace/events/scsi.h
parent7162a1e87b3e380133dadc7909081bb70d0a7041 (diff)
downloadlinux-16fd0fe4aa92d0d621ecfe21de86f7fdcfa41947.tar.xz
mm: fix kernel crash in khugepaged thread
This crash is caused by NULL pointer deference, in page_to_pfn() marco, when page == NULL : Unable to handle kernel NULL pointer dereference at virtual address 00000000 Internal error: Oops: 94000006 [#1] SMP Modules linked in: CPU: 1 PID: 26 Comm: khugepaged Tainted: G W 4.3.0-rc6-next-20151022ajb-00001-g32f3386-dirty #3 PC is at khugepaged+0x378/0x1af8 LR is at khugepaged+0x418/0x1af8 Process khugepaged (pid: 26, stack limit = 0xffffffc079638020) Call trace: khugepaged+0x378/0x1af8 kthread+0xdc/0xf4 ret_from_fork+0xc/0x40 Code: 35001700 f0002c60 aa0703e3 f9009fa0 (f94000e0) ---[ end trace 637503d8e28ae69e ]--- Kernel panic - not syncing: Fatal exception CPU2: stopping CPU: 2 PID: 0 Comm: swapper/2 Tainted: G D W 4.3.0-rc6-next-20151022ajb-00001-g32f3386-dirty #3 Hardware name: linux,dummy-virt (DT) [akpm@linux-foundation.org: fix fat-fingered merge resolution] Signed-off-by: yalin wang <yalin.wang2010@gmail.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Acked-by: David Rientjes <rientjes@google.com> Cc: Cyrill Gorcunov <gorcunov@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/trace/events/scsi.h')
0 files changed, 0 insertions, 0 deletions