syzbot


KASAN: use-after-free Read in refcount_inc_not_zero_checked
Status: fixed on 2019/03/06 07:43
Reported-by: syzbot+defa700d16f1bd1b9a05@syzkaller.appspotmail.com
Fix commit: 63346650 netrom: switch to sock timer API
First crash: 174d, last: 114d
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KASAN: use-after-free Read in refcount_inc_not_zero_checked (2) syz yes 2 68d 100d 0/13 upstream: reported syz repro on 2019/03/16 20:12
linux-4.19 KASAN: use-after-free Read in refcount_inc_not_zero_checked 1 55d 55d 0/1 upstream: reported on 2019/04/30 23:51

Sample crash report:

All crashes (24):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-smack-root 2019/01/23 20:44 upstream 333478a7 7cf3249c .config log report syz davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-this-kasan-gce 2019/02/15 05:03 net 8d6ea932 76dd003f .config log report syz davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-kasan-gce 2019/02/15 05:26 net-next f8b1f9f6 76dd003f .config log report syz davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-root 2019/03/02 21:27 upstream c93d9218 1c0e457a .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-selinux-root 2019/02/26 23:36 upstream 7d762d69 f2468c12 .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-selinux-root 2019/02/25 09:01 upstream 5908e6b7 a70141bf .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-smack-root 2019/01/23 14:44 upstream 333478a7 7cf3249c .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-selinux-root 2019/01/23 14:37 upstream 333478a7 7cf3249c .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-root 2019/01/11 16:36 upstream 1bdbe227 c3f3344c .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-root 2019/01/05 19:03 upstream 3fed6ae4 53be0a37 .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-smack-root 2019/01/04 13:20 upstream 96d4f267 7da23925 .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-smack-root 2019/01/04 00:09 upstream 645ff1e8 7da23925 .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-kasan-gce-root 2019/01/03 19:23 upstream 645ff1e8 66fcd29b .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-this-kasan-gce 2019/02/06 13:29 net bdcc5bc2 d25487bc .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-this-kasan-gce 2019/01/28 14:25 net abfd04f7 629c2a27 .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-this-kasan-gce 2019/01/15 12:53 net 2f960bd0 ebacf5cb .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-this-kasan-gce 2019/01/13 10:39 net 8d008e64 c3f3344c .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-this-kasan-gce 2019/01/04 21:08 net 96d4f267 0127e3ba .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-kasan-gce 2019/02/07 04:28 net-next 5661f29a d25487bc .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-kasan-gce 2019/02/04 07:45 net-next 9fb20801 c198d5dd .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-net-kasan-gce 2019/01/03 22:19 net-next b71acb0e 66fcd29b .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-linux-next-kasan-gce-root 2019/01/01 21:10 linux-next 6a1d2932 3d85f48c .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-linux-next-kasan-gce-root 2019/03/03 00:36 linux-next c63e9e91 1c0e457a .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci-upstream-linux-next-kasan-gce-root 2019/01/04 01:15 linux-next a4983672 7da23925 .config log report davem@davemloft.net, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org