syzbot


WARNING in dma_map_page_attrs
Status: fixed on 2020/11/16 12:12
Reported-by: syzbot+34dc2fea3478e659af01@syzkaller.appspotmail.com
Fix commit: 683a9c7ed817 RDMA: Fix software RDMA drivers for dma mapping error
First crash: 407d, last: 386d

Cause bisection: introduced by (bisect log) [merge commit]:
commit a1e16bc7d5f7ca3599d8a7f061841c93a563665e
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sat Oct 17 18:18:18 2020 +0000

  Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Crash: WARNING in dma_map_page_attrs (log)
Repro: C syz .config

Sample crash report:

Crashes (304):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-this-kasan-gce 2020/10/24 03:06 net 3cb12d27ff65 2bb6666c .config log report syz C
ci-upstream-net-kasan-gce 2020/10/24 03:44 net-next 3cb12d27ff65 2bb6666c .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/11/05 17:11 upstream 4ef8451b3326 64069d48 .config log report info
ci-upstream-kasan-gce-smack-root 2020/11/05 09:41 upstream 4ef8451b3326 64069d48 .config log report info
ci-upstream-kasan-gce-smack-root 2020/11/04 15:39 upstream 4ef8451b3326 cba33199 .config log report info
ci-upstream-kasan-gce-root 2020/11/04 14:18 upstream 4ef8451b3326 cba33199 .config log report info
ci-upstream-kasan-gce-smack-root 2020/11/04 13:00 upstream 4ef8451b3326 cba33199 .config log report info
ci-upstream-kasan-gce-root 2020/11/03 18:56 upstream b7cbaf59f62f cba33199 .config log report info
ci-upstream-kasan-gce-smack-root 2020/11/03 13:12 upstream 495023e4e49e cba33199 .config log report info
ci-upstream-kasan-gce-smack-root 2020/11/03 02:02 upstream 495023e4e49e cba33199 .config log report info
ci-upstream-kasan-gce-smack-root 2020/11/01 06:23 upstream bb3540be73ca 8bc4594f .config log report info
ci-upstream-kasan-gce-selinux-root 2020/10/30 07:54 upstream 07e088730245 a0c7169a .config log report info
ci-qemu-upstream 2020/10/27 18:08 upstream 4525c8781ec0 94942294 .config log report info
ci-qemu-upstream 2020/10/21 18:49 upstream c4d6fe731176 99c64d5c .config log report info
ci-upstream-kasan-gce-smack-root 2020/10/17 19:01 upstream a1e16bc7d5f7 fea47c01 .config log report info
ci-qemu-upstream-386 2020/11/04 03:51 upstream ce2e33ba4163 cba33199 .config log report info
ci-upstream-net-this-kasan-gce 2020/11/06 20:18 net 2bcbf42add91 64069d48 .config log report info
ci-upstream-net-this-kasan-gce 2020/11/04 15:27 net fea07a487c6d cba33199 .config log report info
ci-upstream-net-this-kasan-gce 2020/11/04 07:54 net fea07a487c6d cba33199 .config log report info
ci-upstream-net-this-kasan-gce 2020/11/03 21:40 net 9621618130bf cba33199 .config log report info
ci-upstream-net-this-kasan-gce 2020/11/03 04:15 net 04a55c944f15 cba33199 .config log report info
ci-upstream-net-this-kasan-gce 2020/11/03 03:03 net 04a55c944f15 cba33199 .config log report info
ci-upstream-net-this-kasan-gce 2020/11/01 09:25 net 2f71e00619dc 8bc4594f .config log report info
ci-upstream-net-kasan-gce 2020/11/07 12:15 net-next 3b4202a4706d 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/07 11:14 net-next 3b4202a4706d 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/07 09:54 net-next 3b4202a4706d 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/07 08:22 net-next 3b4202a4706d 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/07 05:31 net-next 3b4202a4706d 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/06 22:38 net-next 3b4202a4706d 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/06 10:14 net-next c9448e828d11 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/06 03:28 net-next b65ca4c38875 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/06 01:58 net-next b65ca4c38875 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/05 23:16 net-next b65ca4c38875 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/05 14:53 net-next b65ca4c38875 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/04 22:51 net-next 3fb6928b56f6 64069d48 .config log report info
ci-upstream-net-kasan-gce 2020/11/04 18:35 net-next 3fb6928b56f6 cba33199 .config log report info
ci-upstream-net-kasan-gce 2020/11/04 06:35 net-next 3fb6928b56f6 cba33199 .config log report info
ci-upstream-net-kasan-gce 2020/11/04 05:06 net-next 6d89076e6ef0 cba33199 .config log report info
ci-upstream-net-kasan-gce 2020/11/04 00:27 net-next 6d89076e6ef0 cba33199 .config log report info
ci-upstream-net-kasan-gce 2020/11/03 20:32 net-next 6d89076e6ef0 cba33199 .config log report info
ci-upstream-net-kasan-gce 2020/11/03 11:58 net-next 760b3d61fb4e cba33199 .config log report info
ci-upstream-net-kasan-gce 2020/11/03 10:07 net-next 760b3d61fb4e cba33199 .config log report info
ci-upstream-net-kasan-gce 2020/11/02 23:16 net-next c43fd36f7fec 8bc4594f .config log report info
ci-upstream-net-kasan-gce 2020/11/02 18:42 net-next c43fd36f7fec 8bc4594f .config log report info
ci-upstream-net-kasan-gce 2020/11/01 07:56 net-next c43fd36f7fec 8bc4594f .config log report info
ci-upstream-net-kasan-gce 2020/10/31 23:10 net-next 68bb4665a2ce 8bc4594f .config log report info
ci-upstream-net-kasan-gce 2020/10/31 17:45 net-next 68bb4665a2ce 8bc4594f .config log report info
ci-upstream-net-kasan-gce 2020/10/31 09:36 net-next 1fb74191988f 18e33098 .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/11/02 17:08 linux-next b49976d8ef64 8bc4594f .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/11/02 09:51 linux-next b49976d8ef64 8bc4594f .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/11/02 08:00 linux-next b49976d8ef64 8bc4594f .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/11/01 15:50 linux-next 4e78c578cb98 8bc4594f .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/11/01 13:53 linux-next 4e78c578cb98 8bc4594f .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/31 14:06 linux-next 4e78c578cb98 8bc4594f .config log report info
ci-upstream-linux-next-kasan-gce-root 2020/10/31 13:23 linux-next 4e78c578cb98 8bc4594f .config log report info