syzbot


memory leak in virtio_transport_send_pkt_info
Status: upstream: reported C repro on 2021/02/08 16:39
Reported-by: syzbot+24452624fc4c571eedd9@syzkaller.appspotmail.com
Fix commit: 8432b8114957 vsock/virtio: free queued packets when closing socket
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 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-kmsan-gce ci-upstream-kmsan-gce-386 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-qemu2-arm32]
First crash: 184d, last: 104d
Patch testing requests:
Created Duration User Patch Repo Result
2021/04/19 16:27 16m sgarzare@redhat.com https://github.com/stefano-garzarella/linux.git vsock-fix-memleak OK
2021/04/19 10:23 16m sgarzare@redhat.com https://github.com/stefano-garzarella/linux.git vsock-fix-memleak OK
2021/04/19 09:49 7m sgarzare@redhat.com https://github.com/stefano-garzarella/linux.git 50987beca096a7e report log
2021/04/14 11:18 16m sgarzare@redhat.com https://github.com/stefano-garzarella/linux.git vsock-fix-memleak OK
2021/03/24 16:55 16m fuzzybritches@protonmail.com https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git 20f1b5f9c07c OK

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-gce-leak 2021/01/22 10:15 upstream 9f29bd8b2e71 d4f4eca5 .config log report syz C memory leak in virtio_transport_send_pkt_info
ci-upstream-gce-leak 2021/04/12 16:49 upstream d434405aaab7 bfeda1b1 .config log report syz memory leak in virtio_transport_send_pkt_info