syzbot


general protection fault in scatterwalk_copychunks (4)
Status: upstream: reported C repro on 2021/03/16 06:48
Reported-by: syzbot+66e3ea42c4b176748b9c@syzkaller.appspotmail.com
First crash: 260d, last: 13d

Cause bisection: introduced by (bisect log) :
commit 635d9398178659d8ddba79dd061f9451cec0b4d1
Author: Vadim Fedorenko <vfedorenko@novek.ru>
Date: Wed May 20 08:41:44 2020 +0000

  net/tls: free record only on encryption error

Crash: general protection fault in gcmaes_crypt_by_sg (log)
Repro: C syz .config
similar bugs (8):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream general protection fault in scatterwalk_copychunks (3) C 95 1131d 1257d 0/22 closed as invalid on 2019/06/10 23:08
upstream general protection fault in scatterwalk_copychunks (2) C 141 1422d 1449d 3/22 fixed on 2018/01/11 01:23
linux-4.14 general protection fault in scatterwalk_copychunks C 182 14d 951d 0/1 upstream: reported C repro on 2019/04/21 07:15
linux-4.19 general protection fault in scatterwalk_copychunks C 103 12d 891d 0/1 upstream: reported C repro on 2019/06/20 18:59
upstream general protection fault in scatterwalk_copychunks C 414 1450d 1460d 3/22 fixed on 2017/12/08 02:32
linux-4.14 KASAN: use-after-free Read in scatterwalk_copychunks C inconclusive 4 297d 951d 0/1 upstream: reported C repro on 2019/04/21 07:18
linux-4.19 KASAN: use-after-free Read in scatterwalk_copychunks C error 9 51d 786d 0/1 upstream: reported C repro on 2019/10/03 04:34
linux-4.14 KASAN: slab-out-of-bounds Read in scatterwalk_copychunks C inconclusive 6 304d 808d 0/1 upstream: reported C repro on 2019/09/11 08:57

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/10/12 18:24 upstream fa5878760579 5ae8508a .config log report syz C
Crashes (63):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/09/12 04:35 upstream c605c39677b9 5ae8508a .config log report syz C general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/08/13 10:03 upstream f8fbb47c6e86 3fd2ea69 .config log report syz C general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/08/13 10:35 net 700fa08da43e 3fd2ea69 .config log report syz C general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/08/13 10:38 net-next bed5a942e27e 3fd2ea69 .config log report syz C general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/09/11 22:22 upstream c605c39677b9 5ae8508a .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-smack-root 2021/09/10 07:47 upstream bf9f243f23e6 e2776ee4 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-smack-root 2021/08/29 22:28 upstream 3f5ad13cb012 be2c130d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/08/27 22:05 upstream 1a6436f37512 d5a29e53 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/08/22 04:23 upstream fa54d366a6e4 b599f2fc .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/08/14 03:26 upstream dfa377c35d70 2489ab88 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/08/12 22:22 upstream f8fbb47c6e86 3fd2ea69 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-smack-root 2021/08/12 21:14 upstream f8fbb47c6e86 3fd2ea69 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/08/04 21:36 upstream 251a1524293d b97d64c9 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/08/02 10:44 upstream c500bee1c5b2 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce 2021/08/01 22:28 upstream d4affd6b6e81 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce 2021/08/01 22:09 upstream d4affd6b6e81 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/08/01 21:11 upstream d4affd6b6e81 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/08/01 01:06 upstream f3438b4c4e69 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/08/01 00:33 upstream f3438b4c4e69 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-smack-root 2021/08/01 00:21 upstream f3438b4c4e69 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/07/31 23:29 upstream f3438b4c4e69 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/05/03 17:15 upstream d2b6f8a17919 ad61f371 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/03/23 18:24 upstream 84196390620a e613994b .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/03/23 00:59 upstream 84196390620a 8092f30d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-smack-root 2021/03/22 23:23 upstream 84196390620a 8092f30d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-386 2021/09/01 22:29 upstream 835d31d319d9 7eb7e152 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-386 2021/08/05 06:25 upstream 251a1524293d 7f7bb950 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-386 2021/03/22 23:25 upstream 84196390620a 8092f30d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/11/14 11:35 net 70701b83e208 83f5c9b5 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/08/28 20:30 net 0d55649d2ad7 be2c130d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/07/31 23:22 net c7d102232649 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/07/06 12:29 net c6c205ed442e 6c4484eb .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/07/04 20:22 net dbe69e433722 55aa55c2 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/06/19 01:16 net 35036d69b9bd aba2b2fb .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/06/14 21:01 net 49a10c7b1762 1ba81399 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/06/12 01:32 net f4cdcae03f9c 1ba81399 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/06/12 00:43 net f4cdcae03f9c 1ba81399 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/06/11 11:41 net 232e3683b4ee 1ba81399 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/06/10 04:20 net 13c62f5371e3 1ba81399 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/03/11 22:47 net 47142ed6c34d 429d8a6b .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/11/04 03:49 net-next cc0356d6a02e 4c1be0be .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/09/10 10:40 net-next 626bf91a292e 5ae8508a .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/09/09 14:25 net-next 626bf91a292e e2776ee4 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/08/29 02:08 net-next c77225119daa be2c130d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/08/17 22:33 net-next 752be2976405 a2fe1cb5 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/08/13 12:23 net-next b769cf44ed55 3fd2ea69 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/07/31 17:36 net-next 3e12361b6d23 6c236867 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/06/26 17:19 net-next ff8744b5eb11 9d2ab5df .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/06/12 11:05 net-next 1f1aa3fe0214 1ba81399 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/05/02 02:29 net-next 95aafe911db6 77e2b668 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-kasan-gce 2021/04/28 04:18 net-next 95aafe911db6 805b5003 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-linux-next-kasan-gce-root 2021/09/10 12:27 linux-next aa14a3016182 5ae8508a .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-linux-next-kasan-gce-root 2021/09/10 06:35 linux-next aa14a3016182 e2776ee4 .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/08/10 04:03 upstream 9a73fa375d58 6972b106 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/08/08 23:35 upstream 36a21d51725a 6972b106 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-qemu-upstream 2021/08/04 16:06 upstream d5ad8ec3cfb5 b97d64c9 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/08/01 20:56 upstream d4affd6b6e81 6c236867 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/08/01 00:16 upstream f3438b4c4e69 6c236867 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/08/01 00:08 upstream f3438b4c4e69 6c236867 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/07/31 23:58 upstream f3438b4c4e69 6c236867 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/07/31 23:57 upstream f3438b4c4e69 6c236867 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/07/31 23:51 upstream f3438b4c4e69 6c236867 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks
ci-upstream-kasan-gce-root 2021/07/31 15:37 upstream c7d102232649 6c236867 .config log report info KASAN: use-after-free Read in scatterwalk_copychunks