syzbot


WARNING: refcount bug in kobject_put
Status: fixed on 2019/12/04 13:46
Reported-by: syzbot+bb830280a18c94996cbd@syzkaller.appspotmail.com
Fix commit: 5432923a driver core: Fix use-after-free and double free on glue directory
First crash: 395d, last: 289d

Fix bisection: fixed by (bisect log):

commit 5432923a6b208b253d95d95cee72d0508c803421
Author: Muchun Song <smuchun@gmail.com>
Date: Sat Jul 27 03:21:22 2019 +0000

  driver core: Fix use-after-free and double free on glue directory

similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream WARNING: refcount bug in kobject_put C 4 330d 569d 0/17 closed as dup on 2018/11/02 15:33

Sample crash report:

Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-linux-4-14 2019/08/09 20:50 linux-4.14.y 3ffe1e79 aff9e255 .config log report syz C gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/04/25 03:04 linux-4.14.y 68d7a45e 8e3c52b1 .config log report syz C gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/06/30 22:55 linux-4.14.y f4cc0ed9 699d6448 .config log report gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org