syzbot


KMSAN: uninit-value in can_receive (2)
Status: fixed on 2020/11/16 12:12
Reported-by: syzbot+3f3837e61a48d32b495f@syzkaller.appspotmail.com
Fix commit: e009f95b1543 can: j1935: j1939_tp_tx_dat_new(): fix missing initialization of skbcnt
First crash: 486d, last: 391d
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KMSAN: uninit-value in can_receive C 14 662d 751d 16/22 fixed on 2020/02/18 14:31
Patch testing requests:
Created Duration User Patch Repo Result
2020/10/08 04:58 20m xiyou.wangcong@gmail.com patch https://github.com/google/kmsan.git master OK
2020/09/15 13:43 13m anant.thazhemadam@gmail.com https://github.com/google/kmsan.git master report log

Sample crash report:

Crashes (2060):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kmsan-gce 2020/08/13 05:11 https://github.com/google/kmsan.git master ce8056d1f79e bc15f7db .config log report syz C
ci-upstream-kmsan-gce 2020/10/19 19:57 https://github.com/google/kmsan.git master e67f4ba870c2 ff4a3345 .config log report info
ci-upstream-kmsan-gce 2020/10/19 03:07 https://github.com/google/kmsan.git master e67f4ba870c2 fea47c01 .config log report info
ci-upstream-kmsan-gce 2020/10/18 14:46 https://github.com/google/kmsan.git master e67f4ba870c2 fea47c01 .config log report info
ci-upstream-kmsan-gce 2020/10/18 10:39 https://github.com/google/kmsan.git master e67f4ba870c2 fea47c01 .config log report info
ci-upstream-kmsan-gce 2020/10/17 13:44 https://github.com/google/kmsan.git master e67f4ba870c2 fea47c01 .config log report info
ci-upstream-kmsan-gce 2020/10/17 11:29 https://github.com/google/kmsan.git master e67f4ba870c2 fea47c01 .config log report info
ci-upstream-kmsan-gce 2020/10/16 20:43 https://github.com/google/kmsan.git master e67f4ba870c2 6e262c73 .config log report info
ci-upstream-kmsan-gce 2020/10/16 18:20 https://github.com/google/kmsan.git master e67f4ba870c2 6e262c73 .config log report info
ci-upstream-kmsan-gce 2020/10/16 16:48 https://github.com/google/kmsan.git master e67f4ba870c2 6e262c73 .config log report info
ci-upstream-kmsan-gce 2020/10/16 12:54 https://github.com/google/kmsan.git master e67f4ba870c2 6e262c73 .config log report info
ci-upstream-kmsan-gce 2020/10/16 01:24 https://github.com/google/kmsan.git master e67f4ba870c2 6e262c73 .config log report info
ci-upstream-kmsan-gce 2020/10/16 00:23 https://github.com/google/kmsan.git master e67f4ba870c2 6e262c73 .config log report info
ci-upstream-kmsan-gce 2020/10/11 17:38 https://github.com/google/kmsan.git master e67f4ba870c2 4a77ae0b .config log report info
ci-upstream-kmsan-gce 2020/10/10 21:48 https://github.com/google/kmsan.git master e67f4ba870c2 4a77ae0b .config log report info
ci-upstream-kmsan-gce 2020/10/10 20:43 https://github.com/google/kmsan.git master e67f4ba870c2 4a77ae0b .config log report info
ci-upstream-kmsan-gce 2020/10/10 15:00 https://github.com/google/kmsan.git master e67f4ba870c2 93817d89 .config log report info
ci-upstream-kmsan-gce 2020/10/10 14:52 https://github.com/google/kmsan.git master e67f4ba870c2 93817d89 .config log report info
ci-upstream-kmsan-gce 2020/10/08 16:52 https://github.com/google/kmsan.git master 5edb1df295b9 92390980 .config log report info
ci-upstream-kmsan-gce-386 2020/11/12 06:47 https://github.com/google/kmsan.git master e16174226146 cca87986 .config log report info
ci-upstream-kmsan-gce-386 2020/11/11 13:13 https://github.com/google/kmsan.git master e16174226146 cca87986 .config log report info
ci-upstream-kmsan-gce-386 2020/11/11 08:57 https://github.com/google/kmsan.git master e16174226146 cca87986 .config log report info
ci-upstream-kmsan-gce-386 2020/11/10 23:08 https://github.com/google/kmsan.git master e16174226146 cca87986 .config log report info
ci-upstream-kmsan-gce-386 2020/11/10 08:14 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/10 07:04 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/07 17:59 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/07 12:59 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/07 05:07 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/06 02:49 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/05 20:50 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/05 20:35 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/05 17:03 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/05 12:12 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/05 08:58 https://github.com/google/kmsan.git master e16174226146 64069d48 .config log report info
ci-upstream-kmsan-gce-386 2020/11/03 18:15 https://github.com/google/kmsan.git master e16174226146 cba33199 .config log report info
ci-upstream-kmsan-gce-386 2020/11/03 18:07 https://github.com/google/kmsan.git master e16174226146 cba33199 .config log report info
ci-upstream-kmsan-gce-386 2020/11/03 14:33 https://github.com/google/kmsan.git master e16174226146 cba33199 .config log report info
ci-upstream-kmsan-gce-386 2020/11/03 01:03 https://github.com/google/kmsan.git master e16174226146 8bc4594f .config log report info
ci-upstream-kmsan-gce-386 2020/11/02 08:35 https://github.com/google/kmsan.git master e16174226146 8bc4594f .config log report info
ci-upstream-kmsan-gce-386 2020/11/02 07:02 https://github.com/google/kmsan.git master e16174226146 8bc4594f .config log report info
ci-upstream-kmsan-gce-386 2020/11/02 05:57 https://github.com/google/kmsan.git master e16174226146 8bc4594f .config log report info
ci-upstream-kmsan-gce-386 2020/11/02 04:50 https://github.com/google/kmsan.git master e16174226146 8bc4594f .config log report info
ci-upstream-kmsan-gce-386 2020/11/02 03:22 https://github.com/google/kmsan.git master e16174226146 8bc4594f .config log report info
ci-upstream-kmsan-gce-386 2020/11/02 00:15 https://github.com/google/kmsan.git master e16174226146 8bc4594f .config log report info
ci-upstream-kmsan-gce-386 2020/11/01 10:24 https://github.com/google/kmsan.git master e16174226146 8bc4594f .config log report info
ci-upstream-kmsan-gce-386 2020/10/29 14:57 https://github.com/google/kmsan.git master e16174226146 f24824d3 .config log report info
ci-upstream-kmsan-gce-386 2020/10/21 22:58 https://github.com/google/kmsan.git master e16174226146 99c64d5c .config log report info
ci-upstream-kmsan-gce-386 2020/10/21 20:09 https://github.com/google/kmsan.git master e16174226146 99c64d5c .config log report info
ci-upstream-kmsan-gce-386 2020/08/09 05:53 https://github.com/google/kmsan.git master ce8056d1f79e f721e4a0 .config log report
ci-upstream-kmsan-gce-386 2020/08/09 05:15 https://github.com/google/kmsan.git master ce8056d1f79e f721e4a0 .config log report