syzbot


KCSAN: data-race in __snd_rawmidi_transmit_ack / snd_rawmidi_write
Status: fixed on 2020/04/15 17:19
Reported-by: syzbot+576cc007eb9f2c968200@syzkaller.appspotmail.com
Fix commit: dfa9a5ef ALSA: rawmidi: Avoid bit fields for state flags
First crash: 335d, last: 161d
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KCSAN: data-race in __snd_rawmidi_transmit_ack / snd_rawmidi_write (2) 64 97d 109d 0/17 auto-closed as invalid on 2020/07/22 21:43

Sample crash report:

Crashes (168):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci2-upstream-kcsan-gce 2020/04/14 15:15 https://github.com/google/ktsan.git kcsan 40959e34 3f3c5574 .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/04/13 01:44 https://github.com/google/ktsan.git kcsan 40959e34 17a986e5 .config log report alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, lkundrak@v3.sk, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/04/09 03:18 https://github.com/google/ktsan.git kcsan 40959e34 a8c6a3f8 .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, baolin.wang@linaro.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/04/07 18:06 https://github.com/google/ktsan.git kcsan 40959e34 db9bcd4b .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, enric.balletbo@collabora.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, lkundrak@v3.sk, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/04/06 23:19 https://github.com/google/ktsan.git kcsan 40959e34 99a96044 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, gregkh@linuxfoundation.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/04/03 11:29 https://github.com/google/ktsan.git kcsan 40959e34 5ed396e6 .config log report alexandre.belloni@bootlin.com, allison@lohutok.net, alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/04/01 04:44 https://github.com/google/ktsan.git kcsan 40959e34 a34e2c33 .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, logang@deltatee.com, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/29 09:29 https://github.com/google/ktsan.git kcsan 40959e34 05736b29 .config log report alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, lkundrak@v3.sk, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/28 11:48 https://github.com/google/ktsan.git kcsan 40959e34 f1ebdfba .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/27 15:47 https://github.com/google/ktsan.git kcsan 40959e34 831e9a81 .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/26 00:25 https://github.com/google/ktsan.git kcsan 40959e34 e8e6c7d2 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/24 17:11 https://github.com/google/ktsan.git kcsan 40959e34 68660b21 .config log report alexandre.belloni@bootlin.com, allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, enric.balletbo@collabora.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/23 02:57 https://github.com/google/ktsan.git kcsan 40959e34 78267cec .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, baolin.wang@linaro.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/21 14:02 https://github.com/google/ktsan.git kcsan 40959e34 aa6c6a55 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, logang@deltatee.com, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/17 23:28 https://github.com/google/ktsan.git kcsan 941e0d91 97bc55ce .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/14 16:49 https://github.com/google/ktsan.git kcsan 941e0d91 749688d2 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/13 11:51 https://github.com/google/ktsan.git kcsan 941e0d91 fd69032d .config log report allison@lohutok.net, alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/12 03:31 https://github.com/google/ktsan.git kcsan 941e0d91 d850e9d0 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/11 18:23 https://github.com/google/ktsan.git kcsan 941e0d91 e103bc9e .config log report allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/10 14:08 https://github.com/google/ktsan.git kcsan 941e0d91 35f53e45 .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/07 11:36 https://github.com/google/ktsan.git kcsan 941e0d91 2e9971bb .config log report alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/07 00:06 https://github.com/google/ktsan.git kcsan 941e0d91 fd2a5f28 .config log report alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, lkundrak@v3.sk, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/06 08:46 https://github.com/google/ktsan.git kcsan 766d004d 7fb694ef .config log report allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, enric.balletbo@collabora.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/05 14:03 https://github.com/google/ktsan.git kcsan 766d004d b655d91b .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, enric.balletbo@collabora.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/04 22:32 https://github.com/google/ktsan.git kcsan 766d004d 576fb9bc .config log report allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/03 11:05 https://github.com/google/ktsan.git kcsan 766d004d 350a7a26 .config log report alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/03/01 22:00 https://github.com/google/ktsan.git kcsan 766d004d 4a4e0509 .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, enric.balletbo@collabora.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/27 21:54 https://github.com/google/ktsan.git kcsan 766d004d c88c7b75 .config log report alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, bhelgaas@google.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/26 14:53 https://github.com/google/ktsan.git kcsan 766d004d 251aabb7 .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/26 07:41 https://github.com/google/ktsan.git kcsan 766d004d 4f588111 .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, enric.balletbo@collabora.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/25 16:30 https://github.com/google/ktsan.git kcsan 766d004d 4c886d6a .config log report allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, enric.balletbo@collabora.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/24 21:49 https://github.com/google/ktsan.git kcsan 766d004d 59b57593 .config log report alexandre.belloni@bootlin.com, allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/24 12:08 https://github.com/google/ktsan.git kcsan 766d004d 1253d6f0 .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/22 20:12 https://github.com/google/ktsan.git kcsan 766d004d 2c36e7a7 .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, baolin.wang@linaro.org, bhelgaas@google.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/21 23:07 https://github.com/google/ktsan.git kcsan 766d004d 2ffa6679 .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/21 06:30 https://github.com/google/ktsan.git kcsan b12d66a6 bd2a74a3 .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/20 16:57 https://github.com/google/ktsan.git kcsan b12d66a6 81230308 .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/20 08:09 https://github.com/google/ktsan.git kcsan b12d66a6 b690a6e3 .config log report alexandre.belloni@bootlin.com, allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, enric.balletbo@collabora.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/19 14:16 https://github.com/google/ktsan.git kcsan b12d66a6 47fae6e9 .config log report alexandre.belloni@bootlin.com, allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/19 06:03 https://github.com/google/ktsan.git kcsan b12d66a6 135c18aa .config log report alsa-devel@alsa-project.org, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/18 14:53 https://github.com/google/ktsan.git kcsan b12d66a6 012fbc32 .config log report alexandre.belloni@bootlin.com, allison@lohutok.net, alsa-devel@alsa-project.org, baolin.wang@linaro.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/18 03:59 https://github.com/google/ktsan.git kcsan b12d66a6 1ce142dc .config log report alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, enric.balletbo@collabora.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/14 05:08 https://github.com/google/ktsan.git kcsan b12d66a6 5d7b90f1 .config log report alsa-devel@alsa-project.org, arnd@arndb.de, baolin.wang@linaro.org, bhelgaas@google.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/13 13:41 https://github.com/google/ktsan.git kcsan 55121bc1 e6247653 .config log report allison@lohutok.net, alsa-devel@alsa-project.org, enric.balletbo@collabora.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/11 17:44 https://github.com/google/ktsan.git kcsan f60f0f54 4d1ab643 .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, enric.balletbo@collabora.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/10 00:00 https://github.com/google/ktsan.git kcsan f60f0f54 35f5e45e .config log report alsa-devel@alsa-project.org, bhelgaas@google.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/09 13:38 https://github.com/google/ktsan.git kcsan f60f0f54 6ece2ea5 .config log report alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, logang@deltatee.com, perex@perex.cz, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2020/02/08 11:20 https://github.com/google/ktsan.git kcsan f60f0f54 06150bf1 .config log report alsa-devel@alsa-project.org, bhelgaas@google.com, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, lkundrak@v3.sk, logang@deltatee.com, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com
ci2-upstream-kcsan-gce 2019/10/23 04:09 https://github.com/google/ktsan.git kcsan 05f22368 d0686497 .config log report alexandre.belloni@bootlin.com, alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, gustavo@embeddedor.com, kirr@nexedi.com, linux-kernel@vger.kernel.org, perex@perex.cz, rfontana@redhat.com, tglx@linutronix.de, tiwai@suse.com