syzbot


general protection fault in scsi_queue_rq
Status: upstream: reported C repro on 2020/10/12 14:51
Reported-by: syzbot+0796b72dc61f223d8cc5@syzkaller.appspotmail.com
First crash: 143d, last: 4h33m

Cause bisection: introduced by (bisect log) :
commit 2ceda20f0a99a74a82b78870f3b3e5fa93087a7f
Author: Christoph Hellwig <hch@lst.de>
Date: Mon Oct 5 08:41:23 2020 +0000

  scsi: core: Move command size detection out of the fast path

Crash: BUG: unable to handle kernel NULL pointer dereference in scsi_queue_rq (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2020/10/13 23:19 16m jejb@linux.ibm.com git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git scsi-misc OK
2020/10/13 23:10 17m jejb@linux.ibm.com git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git scsi-misc OK
2020/10/12 23:27 17m anmol.karan123@gmail.com upstream OK

Sample crash report:

Crashes (2245):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/02/12 02:59 upstream 291009f6 a5f86b15 .config log report syz C general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/01 01:33 upstream 6642d600 fc9fd31e .config log report syz C general protection fault in scsi_queue_rq
ci-upstream-linux-next-kasan-gce-root 2020/10/08 21:42 linux-next e4fb79c7 92390980 .config log report syz C
ci-upstream-kasan-gce-root 2021/02/28 07:02 upstream 5695e516 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/28 06:45 upstream 5695e516 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/28 04:15 upstream 5695e516 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/28 02:15 upstream 5695e516 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/27 22:23 upstream 5695e516 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/27 21:01 upstream 5695e516 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/27 17:55 upstream 3fb6d0e0 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/27 10:33 upstream 3fb6d0e0 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/27 10:31 upstream 3fb6d0e0 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/27 09:25 upstream 3fb6d0e0 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/26 23:14 upstream 2c87f7a3 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/26 20:55 upstream 2c87f7a3 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/26 19:34 upstream 2c87f7a3 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-qemu-upstream 2021/02/26 18:13 upstream 2c87f7a3 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/26 13:47 upstream 2c87f7a3 76f7fc95 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/26 05:29 upstream 29c395c7 76f7fc95 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/26 03:07 upstream 29c395c7 76f7fc95 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/25 18:27 upstream 29c395c7 76f7fc95 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/25 07:46 upstream 062c84fc fcc6d71b .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/23 11:56 upstream a99163e9 c26fb06b .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/23 05:04 upstream a99163e9 c26fb06b .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/23 01:13 upstream a99163e9 c26fb06b .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/21 21:45 upstream 55f62bc8 a659b3f1 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/21 15:54 upstream e767b353 3e5ed8b4 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/21 10:39 upstream e767b353 3e5ed8b4 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/21 03:39 upstream f40ddce8 3e5ed8b4 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/20 15:14 upstream f40ddce8 3e5ed8b4 .config log report info general protection fault in scsi_queue_rq
ci-qemu-upstream 2021/02/20 00:01 upstream f40ddce8 f689d40a .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/19 22:58 upstream f40ddce8 f689d40a .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/19 21:15 upstream f40ddce8 f689d40a .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/19 21:04 upstream f40ddce8 f689d40a .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/19 19:39 upstream f40ddce8 f689d40a .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/17 23:23 upstream f40ddce8 14052202 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/17 21:51 upstream f40ddce8 14052202 .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/02/17 11:56 upstream f40ddce8 052f8d9f .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-smack-root 2021/02/17 10:23 upstream f40ddce8 052f8d9f .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/17 00:55 upstream f40ddce8 98682e5e .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-root 2021/02/14 07:28 upstream ac30d8ce 98682e5e .config log report info general protection fault in scsi_queue_rq
ci-qemu-upstream-386 2021/02/27 08:21 upstream 3fb6d0e0 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-qemu-upstream-386 2021/02/23 19:26 upstream 3b9cdafb fcc6d71b .config log report info general protection fault in scsi_queue_rq
ci-qemu-upstream-386 2021/02/23 10:56 upstream a99163e9 fcc6d71b .config log report info general protection fault in scsi_queue_rq
ci-qemu-upstream-386 2021/02/21 12:13 upstream e767b353 3e5ed8b4 .config log report info general protection fault in scsi_queue_rq
ci-qemu-upstream-386 2021/02/21 03:29 upstream f40ddce8 3e5ed8b4 .config log report info general protection fault in scsi_queue_rq
ci-qemu-upstream-386 2021/02/21 02:02 upstream f40ddce8 3e5ed8b4 .config log report info general protection fault in scsi_queue_rq
ci-upstream-linux-next-kasan-gce-root 2021/02/28 19:18 linux-next d01f2f7e 4c37c133 .config log report info general protection fault in scsi_queue_rq
ci-upstream-linux-next-kasan-gce-root 2021/02/25 16:03 linux-next 7f206cf3 76f7fc95 .config log report info general protection fault in scsi_queue_rq
ci-upstream-linux-next-kasan-gce-root 2021/02/25 16:02 linux-next 7f206cf3 76f7fc95 .config log report info general protection fault in scsi_queue_rq
ci-upstream-linux-next-kasan-gce-root 2021/02/25 09:55 linux-next 7f206cf3 fcc6d71b .config log report info general protection fault in scsi_queue_rq
ci-upstream-kasan-gce-selinux-root 2021/01/17 10:23 upstream 0da0a8a0 65a7a854 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/08 14:44 linux-next e4fb79c7 92390980 .config log report info