syzbot


possible deadlock in pty_write
Status: upstream: reported C repro on 2020/02/03 21:58
Reported-by: syzbot+3118a33395397bb6b0ca@syzkaller.appspotmail.com
First crash: 263d, last: 11d

Cause bisection: introduced by (bisect log):

commit 65b27995a4ab8fc51b4adc6b4dcdca20f7a595bb
Author: Heiner Kallweit <hkallweit1@gmail.com>
Date: Mon Aug 12 21:52:19 2019 +0000

  net: phy: let phy_speed_down/up support speeds >1Gbps

Crash: general protection fault in batadv_iv_ogm_queue_add (log)
Repro: C syz .config
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.14 possible deadlock in pty_write C 149 1d14h 263d 0/1 upstream: reported C repro on 2020/02/01 01:19
linux-4.19 possible deadlock in pty_write C 85 7d15h 261d 0/1 upstream: reported C repro on 2020/02/02 11:26
Patch testing requests:
Created Duration User Patch Repo Result
2020/10/11 14:02 10m rkovhaev@gmail.com upstream report log
2020/09/10 20:07 10m rkovhaev@gmail.com git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git stable report log
2020/09/08 14:55 10m rkovhaev@gmail.com git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 205d300aea75 report log
2020/08/22 16:07 10m rkovhaev@gmail.com upstream report log

Sample crash report:

Crashes (86):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-root 2020/02/01 03:01 upstream ccaaaf6f c30117b2 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/10/08 19:17 upstream c85fb28b 92390980 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/17 23:17 upstream 5925fa68 8247808b .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/04 08:41 upstream e28f0104 abf9ba4f .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/29 19:04 upstream 4d41ead6 d5a3ae1f .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/08/27 01:24 upstream 2ac69819 318430cb .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/08/26 10:39 upstream abb3438d 344da168 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/21 15:08 upstream da2968ff 6436ce4b .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/08/18 06:39 upstream 06a4ec1d 424dd8e7 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/08/16 15:20 upstream 4b6c093e 424dd8e7 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/14 20:38 upstream a1d21081 424dd8e7 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/12 00:58 upstream 00e4db51 bacaf5fa .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/08/09 00:19 upstream 449dc8c9 f721e4a0 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/01 08:53 upstream d8b9faec d895b3be .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/16 19:54 upstream 994e99a9 f3bec699 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/07/14 11:41 upstream 0dc589da ce4c95b3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/07/14 03:26 upstream 11ba4688 f90ec899 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/11 09:51 upstream a581387e 18d18b59 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/10 12:30 upstream 42f82040 edf162e8 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/05 11:39 upstream 7cc2a8ea 51095195 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/06/28 21:53 upstream 4e99b321 a2cdad9d .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/28 20:35 upstream 4e99b321 a2cdad9d .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/06/21 05:37 upstream 7ae77150 c655ec77 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/18 04:06 upstream 7ae77150 b9f3810b .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/06/13 12:25 upstream 7ae77150 f4724dd3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/09 20:58 upstream 7ae77150 092934c1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/07 06:54 upstream 7ae77150 e6b89e4e .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/05/31 06:50 upstream ffeb595d 6f3e1c7c .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/05/28 10:57 upstream b0c3ba31 142a0957 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/05/16 14:29 upstream 12bf0b63 37bccd4e .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/05/06 11:35 upstream dc56c5ac 35b8eb30 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/05/03 06:17 upstream f66ed1eb 5457883a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/04/29 01:11 upstream 3f777e19 e3ecea2e .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/04/23 17:11 upstream c578ddb3 2e44d63e .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/04/19 15:23 upstream 50cc09c1 6dfd45e1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/25 18:12 upstream f8788d86 59b57593 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/25 02:39 upstream f8788d86 59b57593 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/24 23:38 upstream f8788d86 59b57593 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/21 08:57 upstream ca7e1fd1 bd2a74a3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/18 07:30 upstream 11a48a5a 1ce142dc .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/17 20:13 upstream 11a48a5a 2b411596 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/12 22:23 upstream f2850dd5 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/11 18:08 upstream 0a679e13 4d1ab643 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/10 18:50 upstream bb6d3fb3 18847f55 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/06 11:17 upstream 4c7d00cc 662cf49a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/03 14:12 upstream 46d6b7be 93e5e335 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/01 01:26 upstream ccaaaf6f c30117b2 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-qemu-upstream-386 2020/10/10 04:45 upstream 8a5f78d9 93817d89 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/08/17 07:55 upstream 2cc3c4b3 424dd8e7 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/06/25 12:19 upstream 7ae77150 54566aff .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/05/09 07:38 upstream d5eeab8d e97b06d3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/05/07 05:03 upstream 3c40cdb0 4618eb2d .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/04/18 11:56 upstream 90280eaa 435c6d53 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/02/16 16:41 upstream db70e26e cf914200 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/02/11 00:47 upstream bb6d3fb3 18847f55 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/10/05 23:56 linux-next 2172e358 1880b4a9 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/25 18:33 linux-next 3a00d3df 344da168 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/23 06:34 linux-next 494d311a 1da71ab0 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/20 17:02 linux-next 605cbf3d ed282a3a .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/18 11:03 linux-next 83c52faa 424dd8e7 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/18 10:02 linux-next 83c52faa 424dd8e7 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/16 14:12 linux-next 4993e4fe 424dd8e7 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/11 05:16 linux-next f80535b9 7adc7b65 .config log report gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/05/22 11:51 linux-next ac935d22 5afa2ddd .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/05/09 20:09 linux-next ac935d22 88cb3e92 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/22 16:41 linux-next bee46b30 2c36e7a7 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org