syzbot


WARNING in sysfs_remove_group
Status: fixed on 2019/12/02 18:02
Reported-by: syzbot+b444ba3a5b2e55989f54@syzkaller.appspotmail.com
Fix commit: 5432923a driver core: Fix use-after-free and double free on glue directory
First crash: 313d, last: 313d

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 (3):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream WARNING in sysfs_remove_group C 11125 686d 940d 9/17 fixed on 2018/07/09 18:05
upstream WARNING in sysfs_remove_group (2) C 1725 244d 611d 0/17 closed as dup on 2018/11/25 13:06
linux-4.19 WARNING in sysfs_remove_group 1 255d 255d 0/1 auto-closed as invalid on 2020/01/10 17:21

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-linux-4-14 2019/07/16 22:26 linux-4.14.y aea8526e 4ec4ea48 .config log report syz C gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org