BUG: unable to handle kernel paging request in ion_heap_clear_pages

[Daniel Axtens]

syzbot <syzbot+be6ccf3081ce8afd1b56 at syzkaller.appspotmail.com> writes:

#syz fix: kasan: fix crashes on access to memory mapped by vm_map_ram()

> This bug is marked as fixed by commit:
> kasan: support vmalloc backing of vm_map_ram()
> But I can't find it in any tested tree for more than 90 days.
> Is it a correct commit? Please update it by replying:
> #syz fix: exact-commit-title
> Until then the bug is still considered open and
> new crashes with the same signature are ignored.