syzbot


WARNING: refcount bug in vti6_dev_uninit
Status: internal: reported C repro on 2021/03/27 07:00
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: p6_vti: proper dev_{hold|put} in ndo_[un]init methods
Patched on: [], missing on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 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]
First crash: 26d, last: 22d

Sample crash report:

Crashes (26):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-kasan-gce 2021/03/27 13:53 net-next a1281601 a8529b82 .config log report syz C WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/31 21:39 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/31 16:17 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/31 10:58 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/31 10:38 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/31 06:11 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/31 04:15 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/30 18:40 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/30 15:02 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/30 08:19 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/30 08:03 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/29 21:26 net-next 37f368d8 6a81331a .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/29 17:55 net-next 72642f41 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/29 08:51 net-next 72642f41 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/29 06:05 net-next 72642f41 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/29 04:10 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/29 04:02 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/28 16:45 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/28 12:16 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/28 11:48 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/28 09:38 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/28 07:37 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/28 06:54 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/28 05:40 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/28 04:15 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit
ci-upstream-net-kasan-gce 2021/03/27 06:59 net-next a1281601 a8529b82 .config log report info WARNING: refcount bug in vti6_dev_uninit