> On Tue, Mar 9, 2021 at 12:38 PM Takashi Iwai <tiwai@xxxxxxx> wrote: >> >> On Tue, 09 Mar 2021 12:32:18 +0100, >> syzbot wrote: >> > >> > Hello, >> > >> > syzbot found the following issue on: >> > >> > HEAD commit: 4641b323 Add linux-next specific files for 20210305 >> > git tree: linux-next >> > console output: https://syzkaller.appspot.com/x/log.txt?x=103252ead00000 >> > kernel config: https://syzkaller.appspot.com/x/.config?x=b87b6a083d302a90 >> > dashboard link: https://syzkaller.appspot.com/bug?extid=ffad4c74b3b3ea3aa9c3 >> > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1122d35cd00000 >> > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17f6476cd00000 >> > >> > The issue was bisected to: >> > >> > commit 9799110825dba087c2bdce886977cf84dada2005 >> > Author: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> >> > Date: Thu Mar 4 04:34:16 2021 +0000 >> > >> > ALSA: usb-audio: Disable USB autosuspend properly in setup_disable_autosuspend() >> > >> > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=166d91ead00000 >> > final oops: https://syzkaller.appspot.com/x/report.txt?x=156d91ead00000 >> > console output: https://syzkaller.appspot.com/x/log.txt?x=116d91ead00000 >> > >> > IMPORTANT: if you fix the issue, please add the following tag to the commit: >> > Reported-by: syzbot+ffad4c74b3b3ea3aa9c3@xxxxxxxxxxxxxxxxxxxxxxxxx >> > Fixes: 9799110825db ("ALSA: usb-audio: Disable USB autosuspend properly in setup_disable_autosuspend()") >> > >> > usb 1-1: USB disconnect, device number 2 >> > ================================================================== >> > BUG: KASAN: use-after-free in usb_audio_disconnect+0x750/0x800 sound/usb/card.c:918 >> >> This must be fixed by the commit that was already merged to sound.git >> tree today: >> c5aa956eaeb0 ("ALSA: usb-audio: fix use after free in usb_audio_disconnect") > > > #syz fix: ALSA: usb-audio: fix use after free in usb_audio_disconnect I see the command but can't find the corresponding bug. Please resend the email to syzbot+HASH@xxxxxxxxxxxxxxxxxxxxxxxxx address that is the sender of the bug report (also present in the Reported-by tag). > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@xxxxxxxxxxxxxxxx. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/CACT4Y%2BbWYQu3h8pJaX4GS1JdJpPheE416TJH4%3DK5zOaseAH4Fg%40mail.gmail.com.
