syzbot


KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
Status: upstream: reported C repro on 2021/05/10 12:19
Reported-by: syzbot+6bb23a5d5548b93c94aa@syzkaller.appspotmail.com
Fix commit: e84749a78dc8 ALSA: usb-audio: Validate MS endpoint descriptors
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 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-kmsan-gce-386 ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-arm32]
First crash: 75d, last: 69d

Sample crash report:

Crashes (10):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-upstream-usb 2021/05/08 22:34 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 31a8503589c4 bc5434be .config log report syz C KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/15 03:48 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 216e0e563d81 8bdd5343 .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/14 17:56 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 216e0e563d81 8bdd5343 .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/14 14:45 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 216e0e563d81 8bdd5343 .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/14 04:12 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 216e0e563d81 8bdd5343 .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/13 05:31 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4676be28a46e ed7d41c5 .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/12 16:43 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4676be28a46e 86294427 .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/12 02:49 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4676be28a46e b3c3bb8e .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/11 07:36 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4676be28a46e ca873091 .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info
ci2-upstream-usb 2021/05/08 22:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 31a8503589c4 bc5434be .config log report info KASAN: slab-out-of-bounds Read in snd_usbmidi_get_ms_info