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KASAN: use-after-free in sg_remove_request at addr ADDR (7)

Status: closed as invalid on 2017/11/03 07:08
First crash: 2775d, last: 2774d
▶ ▼ Similar bugs (8)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (6) 1 2777d 2777d 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) 3 2786d 2787d 0/3 closed as invalid on 2017/10/22 12:19
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (4) 3 2782d 2782d 0/3 closed as invalid on 2017/10/26 15:19
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (8) 1 2774d 2774d 0/3 closed as invalid on 2017/11/03 09:19
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR (3) 1 2783d 2783d 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) 6 2778d 2780d 0/3 closed as invalid on 2017/10/30 13:35
android-49 KASAN: use-after-free in sg_remove_request at addr ADDR 28 2791d 2810d 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) 1 2759d 2759d 0/3 closed as invalid on 2017/11/18 16:19

Sample crash report:
binder: 25041:25048 ioctl 400454ca 2031b000 returned -22
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=24 sclass=netlink_tcpdiag_socket pig=25039 comm=syz-executor2
==================================================================
BUG: KASAN: use-after-free in __read_once_size include/linux/compiler.h:243 [inline] at addr ffff8801a82b8840
BUG: KASAN: use-after-free in list_empty include/linux/list.h:189 [inline] at addr ffff8801a82b8840
BUG: KASAN: use-after-free in sg_remove_request+0x103/0x120 drivers/scsi/sg.c:2120 at addr ffff8801a82b8840

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2017/11/03 04:47 https://android.googlesource.com/kernel/common android-4.9 b4ace31b1041 e930d6f6 .config console log report ci-android-49-kasan-gce
2017/11/02 15:00 https://android.googlesource.com/kernel/common android-4.9 6d1448131834 dab7524e .config console log report ci-android-49-kasan-gce
* Struck through repros no longer work on HEAD.