On Tue, Sep 22, 2020 at 06:42:22PM +0800, Li Qiang wrote: > P J P <ppan...@redhat.com> 于2020年9月22日周二 下午5:29写道: > > > > From: Prasad J Pandit <p...@fedoraproject.org> > > > > While transferring data via fdctrl_read/write_data() routines, > > check that current drive does not have a null block pointer. > > Avoid null pointer dereference. > > > > -> https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Ffdc_nullptr1 > > ==1658854==Hint: address points to the zero page. > > #0 blk_inc_in_flight block/block-backend.c:1327 > > #1 blk_prw block/block-backend.c:1299 > > #2 blk_pwrite block/block-backend.c:1464 > > #3 fdctrl_write_data hw/block/fdc.c:2418 > > #4 fdctrl_write hw/block/fdc.c:962 > > #5 portio_write ioport.c:205 > > #6 memory_region_write_accessor memory.c:483 > > #7 access_with_adjusted_size memory.c:544 > > #8 memory_region_dispatch_write memory.c:1476 > > > > Reported-by: Ruhr-University <bugs-sys...@rub.de> > > Signed-off-by: Prasad J Pandit <p...@fedoraproject.org> > > Reviewed-by: Li Qiang <liq...@gmail.com>
Did this one just felt through the cracks, or was it not further considered? Regards, Salvatore