syzbot


WARNING: refcount bug in j1939_netdev_start (2)
Status: upstream: reported syz repro on 2020/01/13 06:51
Reported-by: syzbot+85d9878b19c94f9019ad@syzkaller.appspotmail.com
First crash: 521d, last: 7d11h

Cause bisection: failed (bisect log)

Fix bisection: failed (bisect log)
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING: refcount bug in j1939_netdev_start syz done 6 568d 589d 15/22 fixed on 2019/11/29 15:48

Sample crash report:

Crashes (27):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-this-kasan-gce 2021/05/24 12:39 net 5eff1461 3c7fef33 .config log report syz WARNING: refcount bug in j1939_netdev_start
ci-upstream-kasan-gce-smack-root 2020/02/26 19:18 upstream f8788d86 59b57593 .config log report syz
ci-qemu-upstream 2021/04/18 23:52 upstream bf05bf16 7e2b734b .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu-upstream 2021/03/20 01:34 upstream d626c692 3d01c4de .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu-upstream 2021/03/10 16:50 upstream 280d542f 764067f3 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm32 2021/06/10 06:55 upstream bf152b0b 1ba81399 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64 2021/05/10 09:02 upstream 9819f682 bc5434be .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm32 2021/05/08 07:06 upstream bf152b0b bc5434be .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64-compat 2021/05/06 12:14 upstream d72cd4ad 06c27ff5 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64-compat 2021/04/30 18:15 upstream d72cd4ad 77e2b668 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm32 2021/04/24 21:22 upstream bf152b0b 17f0b706 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64-compat 2021/03/30 05:47 upstream 1e43c377 6a81331a .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm32 2021/03/29 14:13 upstream bf152b0b a8529b82 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64 2021/03/25 19:25 upstream e1381380 6a383ecf .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64-compat 2021/03/24 08:41 upstream 7acac4b3 e613994b .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64 2021/03/16 14:13 upstream 1a4431a5 fdb2bb2c .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64-compat 2021/02/28 12:46 upstream 5695e516 4c37c133 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64-mte 2021/02/28 07:43 upstream 5695e516 4c37c133 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-arm64 2021/02/27 08:36 upstream 8b83369d 4c37c133 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-upstream-net-this-kasan-gce 2021/05/24 10:54 net 5eff1461 3c7fef33 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-riscv64 2021/06/01 21:42 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 18a3c5f7 032639db .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-riscv64 2021/04/21 01:29 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 7ae11635 c0ced557 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-qemu2-riscv64 2021/04/12 12:19 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 79c338ab bfeda1b1 .config log report info WARNING: refcount bug in j1939_netdev_start
ci-upstream-kasan-gce 2020/10/08 13:56 upstream c85fb28b 1880b4a9 .config log report info
ci-upstream-kasan-gce 2020/01/12 21:11 upstream 6327edce 31290a45 .config log report
ci-upstream-net-this-kasan-gce 2020/10/19 17:56 net 0e8b8d6a ff4a3345 .config log report info
ci-upstream-net-this-kasan-gce 2020/06/09 07:30 net 4d3da2d8 0d60b78a .config log report