Re: null-ptr-deref in tcf_block_put

2017-12-21 Thread Jiri Pirko
nel: BUG: KASAN: null-ptr-deref in tcf_block_put+0x8c/0xc0 >kernel: Read of size 8 at addr 0018 by task tc/2966 >kernel: >kernel: CPU: 0 PID: 2966 Comm: tc Not tainted 4.15.0-rc3+ #24 >kernel: Hardware name: Hewlett-Packard HP Z440 Workstation/212B, BIOS M60 >v02.34 05/

null-ptr-deref in tcf_block_put

2017-12-21 Thread Prashant Bhole
Hi, Recently I tried tools/testing/selftests/net/rtnetlink.sh with KASAN enabled and encountered following BUG. kernel: == kernel: BUG: KASAN: null-ptr-deref in tcf_block_put+0x8c/0xc0 kernel: Read of size 8 at addr