On 15.11.21 23:04, Andrew Morton wrote:
> On Fri, 12 Nov 2021 10:27:50 +0100 David Hildenbrand wrote:
>
>> To clear a user buffer we cannot simply use memset, we have to use
>> clear_user(). With a virtio-mem device that registers a vmcore_cb and has
>> some logically unplugged memory inside an a
On Tue, Nov 16, 2021 at 11:31:01AM +0800, Baoquan He wrote:
> unreferenced object 0x38000195000 (size 4096):
> comm "kexec", pid 8548, jiffies 4294953647 (age 32443.270s)
> hex dump (first 32 bytes):
> 00 00 00 c8 20 00 00 00 00 00 00 c0 02 80 00 00 ...
> 40 40 40 40 40 40
On Tue, Nov 16, 2021 at 11:25:56AM +0800, Baoquan He wrote:
> In function ipl_report_finish(), it could fail by memory allocation
> failure, so check the return value to handle the case.
>
> Signed-off-by: Baoquan He
> ---
> arch/s390/include/asm/ipl.h | 2 +-
> arch/s390/kernel/ipl.c
On 11/16/21 at 12:17pm, Heiko Carstens wrote:
> On Tue, Nov 16, 2021 at 11:25:56AM +0800, Baoquan He wrote:
> > In function ipl_report_finish(), it could fail by memory allocation
> > failure, so check the return value to handle the case.
> >
> > Signed-off-by: Baoquan He
> > ---
> > arch/s390/i