syzbot


KMSAN: kernel-infoleak in move_addr_to_user (4)
Status: upstream: reported C repro on 2021/01/10 10:19
Reported-by: syzbot+057884e2f453e8afebc8@syzkaller.appspotmail.com
Fix commit: b42b3a27 can: isotp: isotp_getname(): fix kernel information leak
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce], missing on: [ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386 ci2-upstream-usb]
First crash: 19d, last: 11h08m
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KMSAN: kernel-infoleak in move_addr_to_user (3) C 79 130d 164d 17/17 fixed on 2020/09/28 09:09
upstream KMSAN: kernel-infoleak in move_addr_to_user (2) C 8 670d 684d 12/17 fixed on 2019/03/28 12:00
upstream KMSAN: kernel-infoleak in move_addr_to_user 5 698d 748d 12/17 fixed on 2019/03/06 07:43

Sample crash report:

Crashes (27):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kmsan-gce 2021/01/06 10:09 https://github.com/google/kmsan.git master 73d62e81 b1c228e1 .config log report syz C davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/24 15:48 https://github.com/google/kmsan.git master 73d62e81 52e37319 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/20 05:40 https://github.com/google/kmsan.git master 73d62e81 63631df1 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/18 00:45 https://github.com/google/kmsan.git master 73d62e81 813be542 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/24 21:07 https://github.com/google/kmsan.git master 73d62e81 52e37319 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/24 10:51 https://github.com/google/kmsan.git master 73d62e81 52e37319 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/20 04:06 https://github.com/google/kmsan.git master 73d62e81 63631df1 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/19 21:56 https://github.com/google/kmsan.git master 73d62e81 63631df1 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/19 13:47 https://github.com/google/kmsan.git master 73d62e81 63631df1 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/15 13:33 https://github.com/google/kmsan.git master 73d62e81 65a7a854 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/15 00:04 https://github.com/google/kmsan.git master 73d62e81 65a7a854 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/13 07:42 https://github.com/google/kmsan.git master 73d62e81 0cdd6185 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/13 07:12 https://github.com/google/kmsan.git master 73d62e81 0cdd6185 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/11 14:29 https://github.com/google/kmsan.git master 73d62e81 2c1f2513 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/10 18:09 https://github.com/google/kmsan.git master 73d62e81 2c1f2513 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce 2021/01/06 08:13 https://github.com/google/kmsan.git master 73d62e81 b1c228e1 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/17 05:51 https://github.com/google/kmsan.git master 73d62e81 65a7a854 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/16 14:04 https://github.com/google/kmsan.git master 73d62e81 65a7a854 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/16 01:56 https://github.com/google/kmsan.git master 73d62e81 65a7a854 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/15 13:44 https://github.com/google/kmsan.git master 73d62e81 65a7a854 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/15 00:04 https://github.com/google/kmsan.git master 73d62e81 65a7a854 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/14 23:34 https://github.com/google/kmsan.git master 73d62e81 65a7a854 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/14 09:43 https://github.com/google/kmsan.git master 73d62e81 269d24e8 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/13 23:31 https://github.com/google/kmsan.git master 73d62e81 a945f0a3 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/13 16:01 https://github.com/google/kmsan.git master 73d62e81 a945f0a3 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/13 07:03 https://github.com/google/kmsan.git master 73d62e81 0cdd6185 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kmsan-gce-386 2021/01/08 23:50 https://github.com/google/kmsan.git master 73d62e81 c104d4a3 .config log report info davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org