syzbot


memory leak in _sctp_make_chunk
Status: upstream: reported C repro on 2019/12/16 18:55
Reported-by: syzbot+107c4aff5f392bf1517f@syzkaller.appspotmail.com
Fix commit: be7a7729 sctp: free cmd->obj.chunk for the unprocessed SCTP_CMD_REPLY
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-upstream-kmsan-gce]
First crash: 62d, last: 62d

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-gce-leak 2019/12/16 11:12 upstream 07c4b9e9 eef6e580 .config log report syz C davem@davemloft.net, linux-kernel@vger.kernel.org, linux-sctp@vger.kernel.org, marcelo.leitner@gmail.com, netdev@vger.kernel.org, nhorman@tuxdriver.com, vyasevich@gmail.com