linux-kernel - WARNING in corrupted/usb_submit

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Date:   Wed, 17 Jun 2020 04:24:13 -0700
From:   syzbot <syzbot+120d387f677320f6a57c@...kaller.appspotmail.com>
To:     gregkh@...uxfoundation.org, ingrassia@...genesys.com,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: WARNING in corrupted/usb_submit_urb

Hello,

syzbot found the following crash on:

HEAD commit:    d6ff8147 usb: gadget: add raw-gadget interface
git tree:       https://github.com/google/kasan.git usb-fuzzer
console output: https://syzkaller.appspot.com/x/log.txt?x=140052c3e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=90a3d9bed5648419
dashboard link: https://syzkaller.appspot.com/bug?extid=120d387f677320f6a57c
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16195fd9e00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1610f2c3e00000

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+120d387f677320f6a57c@...kaller.appspotmail.com

ati_remote 1-1:0.0: Unknown Medion X10 receiver, using default ati_remote Medion keymap
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 1 PID: 81 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 drivers/usb/core/urb.c:478
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 81 Comm: kworker/1:1 Not tainted 5.6.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0xef/0x16e lib/dump_stack.c:118
 panic+0x2aa/0x6e1 kernel/panic.c:221
 __warn.cold+0x2f/0x30 kernel/panic.c:582
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 fixup_bug arch/x86/kernel/traps.c:169 [inline]
 do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:usb_submit_urb+0x1188/0x1460 drivers/usb/core/urb.c:478
Code: 4d 85 ed 74 46 e8 18 ce dd fd 4c 89 f7 e8 d0 5c 17 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 e0 e7 3b 86 e8 a0 5f b2 fd <0f> 0b e9 20 f4 ff ff e8 ec cd dd fd 0f 1f 44 00 00 e8 e2 cd dd fd
RSP: 0018:ffff8881d8a0f0b8 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000


---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@...glegroups.com.

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