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KASAN: use-after-free in sg_remove_request at addr ADDR (4)

Status: closed as invalid on 2017/10/26 15:19
First crash: 2885d, last: 2884d
▶ ▼ Similar bugs (8)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (6) 19 1 2879d 2879d 0/3 closed as invalid on 2017/11/01 18:02
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (2) 19 3 2888d 2889d 0/3 closed as invalid on 2017/10/22 12:19
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (8) 19 1 2876d 2876d 0/3 closed as invalid on 2017/11/03 09:19
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (7) 19 2 2876d 2877d 0/3 closed as invalid on 2017/11/03 07:08
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (3) 19 1 2885d 2885d 0/3 closed as invalid on 2017/10/25 10:19
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (5) 19 6 2880d 2883d 0/3 closed as invalid on 2017/10/30 13:35
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR 19 28 2893d 2912d 0/3 closed as invalid on 2017/10/18 09:51
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (9) 19 1 2861d 2861d 0/3 closed as invalid on 2017/11/18 16:19

Sample crash report:
netlink: 11 bytes leftover after parsing attributes in process `syz-executor3'.
netlink: 11 bytes leftover after parsing attributes in process `syz-executor3'.
==================================================================
BUG: KASAN: use-after-free in __read_once_size include/linux/compiler.h:243 [inline] at addr ffff8801ac47f440
BUG: KASAN: use-after-free in list_empty include/linux/list.h:189 [inline] at addr ffff8801ac47f440
BUG: KASAN: use-after-free in sg_remove_request+0x103/0x120 drivers/scsi/sg.c:2120 at addr ffff8801ac47f440

Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2017/10/26 03:46 https://android.googlesource.com/kernel/common android-4.9 36733457a30f 83d9c302 .config console log report ci-android-49-kasan-gce
2017/10/25 23:31 https://android.googlesource.com/kernel/common android-4.9 36733457a30f 83d9c302 .config console log report ci-android-49-kasan-gce
2017/10/25 17:23 https://android.googlesource.com/kernel/common android-4.9 27155df9e4e6 9bf63a7b .config console log report ci-android-49-kasan-gce
* Struck through repros no longer work on HEAD.