syzbot


BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (2)
Status: upstream: reported on 2021/05/21 12:23
Reported-by: syzbot+dcdc3ad90e7e39bc0b5a@syzkaller.appspotmail.com
First crash: 150d, last: 24d
similar bugs (16):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 BUG: unable to handle kernel NULL pointer dereference in qlist_free_all 1 546d 546d 0/1 auto-closed as invalid on 2020/08/18 08:06
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (4) 8 1365d 1412d 0/22 closed as invalid on 2018/02/12 16:58
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (6) syz 7 924d 1022d 0/22 closed as dup on 2018/12/31 07:50
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (7) 7 527d 587d 0/22 closed as invalid on 2020/07/06 10:57
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (2) 1 1441d 1441d 0/22 closed as invalid on 2017/11/09 10:06
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (8) 11 381d 404d 0/22 auto-closed as invalid on 2021/01/30 15:56
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all 1 1476d 1476d 0/22 closed as invalid on 2017/10/18 09:51
linux-4.14 BUG: unable to handle kernel NULL pointer dereference in qlist_free_all 2 516d 550d 0/1 auto-closed as invalid on 2020/09/17 07:42
linux-4.14 BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (2) 3 157d 181d 0/1 auto-closed as invalid on 2021/09/12 03:17
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (5) 19 1271d 1328d 0/22 closed as invalid on 2018/05/26 17:43
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (3) 8 1415d 1431d 0/22 closed as invalid on 2017/12/05 10:45
upstream BUG: unable to handle kernel paging request in qlist_free_all (2) 4 1415d 1421d 0/22 closed as invalid on 2017/12/05 10:45
upstream BUG: unable to handle kernel paging request in qlist_free_all (5) 2 935d 937d 0/22 auto-closed as invalid on 2019/09/24 08:20
upstream BUG: unable to handle kernel paging request in qlist_free_all 1 1449d 1449d 0/22 closed as invalid on 2017/10/30 13:35
upstream BUG: unable to handle kernel paging request in qlist_free_all (4) syz 17 1198d 1318d 0/22 closed as dup on 2018/07/08 14:57
upstream BUG: unable to handle kernel paging request in qlist_free_all (6) 1 378d 374d 0/22 auto-closed as invalid on 2021/01/03 14:25

Sample crash report:

Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2021/09/25 00:02 linux-4.19.y 2950c9c5e0df 8cac236e .config log report info BUG: unable to handle kernel NULL pointer dereference in qlist_free_all
ci2-linux-4-19 2021/07/24 09:54 linux-4.19.y 4938296e03bd 4d1b57d4 .config log report info BUG: unable to handle kernel NULL pointer dereference in qlist_free_all
ci2-linux-4-19 2021/06/08 06:10 linux-4.19.y 1722257b8ece b718257f .config log report info BUG: unable to handle kernel NULL pointer dereference in qlist_free_all
ci2-linux-4-19 2021/05/30 19:23 linux-4.19.y 6b7b0056defc 325a8dab .config log report info BUG: unable to handle kernel NULL pointer dereference in qlist_free_all
ci2-linux-4-19 2021/05/21 12:22 linux-4.19.y 3c8c23092588 3c7fef33 .config log report info BUG: unable to handle kernel NULL pointer dereference in qlist_free_all
ci2-linux-4-19 2021/08/16 01:22 linux-4.19.y 59456c9cc40c 2489ab88 .config log report info BUG: unable to handle kernel paging request in qlist_free_all