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: 74d, last: 10d
similar bugs (11):
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 470d 470d 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 1289d 1336d 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 848d 946d 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 451d 511d 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 1365d 1365d 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 305d 327d 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 1400d 1400d 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 440d 474d 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 81d 105d 0/1 upstream: reported on 2021/04/20 08:21
upstream BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (5) 19 1195d 1252d 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 1339d 1355d 0/22 closed as invalid on 2017/12/05 10:45

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
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