syzbot


KMSAN: kernel-infoleak in _copy_to_iter (5)
Status: upstream: reported C repro on 2020/05/13 15:25
Reported-by: syzbot+50ee810676e6a089487b@syzkaller.appspotmail.com
Fix commit: 08c27f3322fe batman-adv: initialize "struct batadv_tvlv_tt_vlan_data"->reserved field
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 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-kmsan-gce ci-upstream-kmsan-gce-386 ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-arm32]
First crash: 449d, last: 10d
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KMSAN: kernel-infoleak in _copy_to_iter C 285 1105d 1141d 9/22 fixed on 2018/08/08 18:10
upstream KMSAN: kernel-infoleak in _copy_to_iter (4) C 56 973d 977d 12/22 fixed on 2018/12/18 11:30
upstream KMSAN: kernel-infoleak in _copy_to_iter (3) C 36 1008d 1019d 12/22 fixed on 2018/10/30 01:28
upstream KMSAN: kernel-infoleak in _copy_to_iter (2) C 7 1035d 1062d 12/22 fixed on 2018/10/08 09:31
Patch testing requests:
Created Duration User Patch Repo Result
2021/04/05 00:38 25m penguin-kernel@i-love.sakura.ne.jp patch https://github.com/google/kmsan.git master OK

Sample crash report:

Crashes (23883):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kmsan-gce 2021/07/09 07:13 https://github.com/google/kmsan.git master 57b5797c8013 1b20171a .config log report syz C KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/04/18 21:00 https://github.com/google/kmsan.git master 4ebaab5fb428 7e2b734b .config log report syz C KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/04/16 08:11 https://github.com/google/kmsan.git master 4ebaab5fb428 c59079a6 .config log report syz C KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/04/16 06:34 https://github.com/google/kmsan.git master 4ebaab5fb428 c59079a6 .config log report syz C KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/02/08 07:04 https://github.com/google/kmsan.git master 73d62e81b476 2ce644fc .config log report syz C KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2020/08/14 05:04 https://github.com/google/kmsan.git master ce8056d1f79e 54ce1ed6 .config log report syz C
ci-upstream-kmsan-gce 2020/05/10 14:24 https://github.com/google/kmsan.git master 14bcee29ad06 8742a2b9 .config log report syz C
ci-upstream-kmsan-gce-386 2020/08/17 06:42 https://github.com/google/kmsan.git master ce8056d1f79e 424dd8e7 .config log report syz C
ci-upstream-kmsan-gce-386 2020/05/10 20:33 https://github.com/google/kmsan.git master 14bcee29ad06 8742a2b9 .config log report syz C
ci-upstream-kmsan-gce 2021/07/23 22:07 https://github.com/google/kmsan.git master a43e029dee89 bc5f1d88 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/21 19:12 https://github.com/google/kmsan.git master aeb985b98bde 29c3f20f .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/19 04:44 https://github.com/google/kmsan.git master a0f3a2c4404f f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/16 07:53 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/16 06:12 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/16 04:06 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/16 02:54 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/16 00:39 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/15 22:39 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/15 19:26 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/15 18:15 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/15 15:23 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/15 14:03 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/15 09:42 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/15 08:16 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/14 21:52 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/14 20:44 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/14 19:31 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/07/14 18:25 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/21 12:55 https://github.com/google/kmsan.git master aeb985b98bde 1b201b48 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/16 14:50 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/16 13:35 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/16 11:40 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/16 10:58 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/16 09:30 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/16 05:16 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/16 01:21 https://github.com/google/kmsan.git master 57b5797c8013 f115ae98 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 21:38 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 20:23 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 17:03 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 15:04 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 13:00 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 11:42 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 10:42 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 09:37 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 06:34 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 05:33 https://github.com/google/kmsan.git master 57b5797c8013 b9a2f64e .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 03:58 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 03:37 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 02:35 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 01:32 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 00:24 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/15 00:17 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/14 23:00 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce-386 2021/07/14 17:18 https://github.com/google/kmsan.git master 57b5797c8013 94e0b707 .config log report info KMSAN: kernel-infoleak in _copy_to_iter
ci-upstream-kmsan-gce 2021/01/17 12:57 https://github.com/google/kmsan.git master 73d62e81b476 813be542 .config log report info
ci-upstream-kmsan-gce-386 2020/05/10 12:05 https://github.com/google/kmsan.git master 14bcee29ad06 8742a2b9 .config log report