syzbot


KCSAN: data-race in queue_access_lock / snd_seq_check_queue
Status: moderation: reported on 2020/01/24 20:47
Reported-by: syzbot+65c6c92d04304d0a8efc@syzkaller.appspotmail.com
Fix commit: ALSA: seq: Avoid concurrent access to queue flags
Patched on: [ci-upstream-linux-next-kasan-gce-root], missing on: [ci-qemu-upstream ci-qemu-upstream-386 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-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 114d, last: 7d18h

Sample crash report:

Crashes (56):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-upstream-kcsan-gce 2020/02/09 16:21 https://github.com/google/ktsan.git kcsan f60f0f54 6ece2ea5 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/06 15:10 https://github.com/google/ktsan.git kcsan 245a4300 5be3a391 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/02 17:16 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/02 06:11 https://github.com/google/ktsan.git kcsan 245a4300 2274ad39 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/01 12:11 https://github.com/google/ktsan.git kcsan 245a4300 326d4c78 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/28 00:43 https://github.com/google/ktsan.git kcsan 245a4300 56cd6c9b .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/24 07:54 https://github.com/google/ktsan.git kcsan 245a4300 2e95ab33 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/23 15:13 https://github.com/google/ktsan.git kcsan 245a4300 11ebf937 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/22 18:31 https://github.com/google/ktsan.git kcsan 245a4300 3334d684 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/16 16:44 https://github.com/google/ktsan.git kcsan 245a4300 3de7aabb .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/15 22:50 https://github.com/google/ktsan.git kcsan 245a4300 f9b69507 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/15 01:29 https://github.com/google/ktsan.git kcsan 245a4300 fa12bd3c .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/11 04:20 https://github.com/google/ktsan.git kcsan 245a4300 4c04afaa .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/10 15:11 https://github.com/google/ktsan.git kcsan 245a4300 532ec44e .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/08 14:07 https://github.com/google/ktsan.git kcsan 245a4300 ddc3e859 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/08 13:34 https://github.com/google/ktsan.git kcsan 245a4300 ddc3e859 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/06 20:21 https://github.com/google/ktsan.git kcsan 245a4300 53430d97 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/05 14:25 https://github.com/google/ktsan.git kcsan 245a4300 d646e21f .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/01/02 23:14 https://github.com/google/ktsan.git kcsan 245a4300 25a0186e .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/30 18:15 https://github.com/google/ktsan.git kcsan 245a4300 6b36d338 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/23 10:27 https://github.com/google/ktsan.git kcsan 245a4300 be5c2c81 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/21 11:23 https://github.com/google/ktsan.git kcsan 245a4300 bc586918 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/21 11:22 https://github.com/google/ktsan.git kcsan 245a4300 bc586918 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/20 18:18 https://github.com/google/ktsan.git kcsan 245a4300 34011c05 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/19 11:50 https://github.com/google/ktsan.git kcsan 245a4300 79b211f7 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/16 14:22 https://github.com/google/ktsan.git kcsan 245a4300 0ae38e44 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/15 03:22 https://github.com/google/ktsan.git kcsan 245a4300 eef6e580 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/13 19:12 https://github.com/google/ktsan.git kcsan 245a4300 a5c1ab05 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/12 19:52 https://github.com/google/ktsan.git kcsan ef798c30 08003f64 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/11 14:36 https://github.com/google/ktsan.git kcsan ef798c30 0d368675 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/10 02:48 https://github.com/google/ktsan.git kcsan ef798c30 b31eda3d .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/06 13:57 https://github.com/google/ktsan.git kcsan ef798c30 12c3b6cd .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/06 07:49 https://github.com/google/ktsan.git kcsan ef798c30 98b4ef2d .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/05 13:42 https://github.com/google/ktsan.git kcsan ef798c30 9fd5a512 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/04 23:43 https://github.com/google/ktsan.git kcsan ef798c30 b2088328 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/12/02 23:05 https://github.com/google/ktsan.git kcsan ef798c30 ab342da3 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/30 22:26 https://github.com/google/ktsan.git kcsan ef798c30 a76bf83f .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/30 02:34 https://github.com/google/ktsan.git kcsan ef798c30 3a75be00 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/29 02:42 https://github.com/google/ktsan.git kcsan ef798c30 76357d6f .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/17 13:27 https://github.com/google/ktsan.git kcsan 5863cc79 d5696d51 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/11 19:23 https://github.com/google/ktsan.git kcsan 94c00660 377d77fa .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/10 01:23 https://github.com/google/ktsan.git kcsan 94c00660 dc438b91 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/08 10:32 https://github.com/google/ktsan.git kcsan 94c00660 1e35461e .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/07 03:53 https://github.com/google/ktsan.git kcsan 94c00660 d797d201 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/06 16:04 https://github.com/google/ktsan.git kcsan 94c00660 da505f84 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/06 10:33 https://github.com/google/ktsan.git kcsan 94c00660 bc2c6e45 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/05 13:12 https://github.com/google/ktsan.git kcsan 94c00660 0f3ec414 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/05 11:02 https://github.com/google/ktsan.git kcsan 94c00660 76630fc9 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/04 16:03 https://github.com/google/ktsan.git kcsan 94c00660 18e12644 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/11/02 21:34 https://github.com/google/ktsan.git kcsan 05f22368 d603afc9 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/10/30 22:27 https://github.com/google/ktsan.git kcsan 05f22368 a41ca8fa .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/10/29 04:16 https://github.com/google/ktsan.git kcsan 05f22368 5ea87a66 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/10/28 17:19 https://github.com/google/ktsan.git kcsan 05f22368 439d7b14 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/10/26 15:24 https://github.com/google/ktsan.git kcsan 05f22368 25bb509e .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/10/25 12:26 https://github.com/google/ktsan.git kcsan 05f22368 04ca72cd .config log report allison@lohutok.net, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com