syzbot


INFO: task hung in usb_get_descriptor
Status: upstream: reported C repro on 2020/10/06 08:19
Reported-by: syzbot+31ae6d17d115e980fd14@syzkaller.appspotmail.com
First crash: 148d, last: 1h32m

Cause bisection: introduced by (bisect log) :
commit c0303efeab7391ec51c337e0ac5740860ad01fe7
Author: Jesper Dangaard Brouer <brouer@redhat.com>
Date: Mon Jan 9 15:04:09 2017 +0000

  net: reduce cycles spend on ICMP replies that gets rate limited

Crash: WARNING in nf_unregister_net_hook (log)
Repro: C syz .config
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 INFO: task hung in usb_get_descriptor C 1173 5m 148d 0/1 upstream: reported C repro on 2020/10/03 17:33
linux-4.19 INFO: task hung in usb_get_descriptor C 795 4h16m 148d 0/1 upstream: reported C repro on 2020/10/03 12:49

Sample crash report:

Crashes (3466):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/02/21 08:30 upstream e767b353 3e5ed8b4 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/19 10:13 upstream f40ddce8 14052202 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/02/15 18:55 upstream f40ddce8 98682e5e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/06 07:30 upstream 1e0d27fc 23a562df .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/05 08:15 upstream 5c279c4c 23a562df .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/02 12:09 upstream 88bb507a 19e09687 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/02/02 01:49 upstream 1048ba83 e6b95f32 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/01 11:27 upstream 1048ba83 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/01 07:48 upstream 1048ba83 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/01 03:44 upstream 6642d600 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/01/31 22:33 upstream 6642d600 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/01/31 19:06 upstream 6642d600 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/01/31 18:06 upstream 6642d600 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/01/31 12:16 upstream 8c947645 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/01/31 10:56 upstream 8c947645 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/01/31 02:55 upstream 8c947645 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/01/30 17:43 upstream 0e9bcda5 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/01/30 17:36 upstream 0e9bcda5 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/01/30 16:48 upstream 0e9bcda5 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/01/30 15:50 upstream 0e9bcda5 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/01/30 14:58 upstream 0e9bcda5 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/01/30 14:01 upstream 0e9bcda5 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/01/30 12:50 upstream 0e9bcda5 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/01/30 11:09 upstream 0e9bcda5 fc9fd31e .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/28 21:56 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/28 20:45 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/28 16:05 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/28 11:04 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/28 09:23 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/28 07:51 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/28 06:04 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/28 02:28 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 23:29 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 19:40 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 16:27 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 15:07 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 11:35 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 10:33 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 09:14 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 02:34 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/27 01:02 linux-next d01f2f7e 4c37c133 .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/08 18:02 linux-next aa2b8820 2ce644fc .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/08 16:51 linux-next aa2b8820 2ce644fc .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/07 22:33 linux-next aa2b8820 2ce644fc .config log report syz C INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2020/10/03 12:31 upstream d3d45f82 2653fa43 .config log report syz C
ci-upstream-kasan-gce-root 2021/02/28 19:08 upstream 5695e516 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/28 17:31 upstream 5695e516 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/28 15:13 upstream 5695e516 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/28 04:20 upstream 5695e516 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/27 22:11 upstream 5695e516 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/27 20:48 upstream 5695e516 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/27 13:40 upstream 3fb6d0e0 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/27 12:51 upstream 3fb6d0e0 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/27 01:01 upstream 2c87f7a3 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/26 22:09 upstream 2c87f7a3 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/02/26 19:46 upstream 2c87f7a3 4c37c133 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/25 20:19 upstream 29c395c7 76f7fc95 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/25 16:58 upstream 29c395c7 76f7fc95 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/25 12:20 upstream 719bbd4a fcc6d71b .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/25 10:29 upstream 719bbd4a fcc6d71b .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/24 19:02 upstream c03c21ba fcc6d71b .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/24 13:09 upstream c03c21ba fcc6d71b .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/23 16:48 upstream 3b9cdafb fcc6d71b .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/02/23 11:03 upstream a99163e9 c26fb06b .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/22 13:02 upstream 31caf8b2 a659b3f1 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/22 09:14 upstream 31caf8b2 a659b3f1 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/22 06:30 upstream 55f62bc8 a659b3f1 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/22 05:22 upstream 55f62bc8 a659b3f1 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/22 04:06 upstream 55f62bc8 a659b3f1 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/02/22 02:38 upstream 55f62bc8 a659b3f1 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/21 21:19 upstream 55f62bc8 a659b3f1 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/21 17:10 upstream e767b353 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/21 16:10 upstream e767b353 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/02/21 14:25 upstream e767b353 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/21 12:40 upstream e767b353 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/21 03:13 upstream f40ddce8 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/21 01:55 upstream f40ddce8 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/21 00:31 upstream f40ddce8 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/20 22:09 upstream f40ddce8 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/02/20 20:05 upstream f40ddce8 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/20 14:38 upstream f40ddce8 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/20 12:32 upstream f40ddce8 3e5ed8b4 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/20 07:36 upstream f40ddce8 f689d40a .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/20 01:25 upstream f40ddce8 f689d40a .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/20 00:00 upstream f40ddce8 f689d40a .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-root 2021/02/19 19:34 upstream f40ddce8 f689d40a .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/02/19 14:20 upstream f40ddce8 14052202 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce 2021/02/19 13:15 upstream f40ddce8 14052202 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-smack-root 2021/02/19 10:04 upstream f40ddce8 14052202 .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-386 2021/02/19 04:05 upstream f40ddce8 14052202 .config log report info INFO: task hung in usb_get_descriptor
ci-qemu2-arm64-compat 2021/02/13 06:14 upstream dcc0b490 98682e5e .config log report info INFO: task hung in usb_get_descriptor
ci-qemu2-arm64 2021/02/09 18:40 upstream e0756cfc 2bd9619f .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-linux-next-kasan-gce-root 2021/02/25 02:23 linux-next 577c2835 fcc6d71b .config log report info INFO: task hung in usb_get_descriptor
ci-upstream-kasan-gce-selinux-root 2021/01/17 13:59 upstream 0da0a8a0 813be542 .config log report info
ci-upstream-kasan-gce-386 2020/10/03 09:30 upstream d3d45f82 2653fa43 .config log report info