From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B79A4CA9EB9 for ; Tue, 22 Oct 2019 14:54:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 97C62222D2 for ; Tue, 22 Oct 2019 14:54:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732161AbfJVOyK (ORCPT ); Tue, 22 Oct 2019 10:54:10 -0400 Received: from mail-io1-f69.google.com ([209.85.166.69]:56022 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732158AbfJVOyJ (ORCPT ); Tue, 22 Oct 2019 10:54:09 -0400 Received: by mail-io1-f69.google.com with SMTP id c67so7839651iof.22 for ; Tue, 22 Oct 2019 07:54:08 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=RRF7y07m28ls3yMteBlL0HRFtYLjs4BCBJAeQ09g2TE=; b=ne9Yk+l9fQ0HUfE0RGBq/i+8foZhNS4nGLt11c5OAKYtTP39YEryQwKVwvuKibL7SF LZPf+TbOd3uBRRp/eM/MTUTW/qzWCe5j7pOYK2aH/AcU5OwcgaASvT59jAm1sdUmLZOm jn7AdEGVCCOf8ui+Ru7IBs0kW/dOSKgSksGgKQ/6f9vVS0ZgHyLY1n/+h/4g1/jLC+qH 3F0RLI7LG3QlzDDz+kRunbLU44MegWbSlqwCmm+xBsHZ/D2g+D/Mks1dbM19fQF+tmms eMOE+91kN2ifhX/JJEEOsmeUz6GRhYUaA5HE60WM/cyaQFDEBjATWxgIl13PfM5SZBq7 anGg== X-Gm-Message-State: APjAAAUg5CkWMP90RHtLSWoTTgK9FOm0luY7ZeNDasxSrKaL+E0sNnCD XwJ/8fBcG2DTUDn9PyKxEV5Q6abIvoHPdZUkRTA/JA8Yrnh2 X-Google-Smtp-Source: APXvYqwGfHpGiEOeUwK6zKmhm9/xTVjBM04PsRWWsnN5y9h+6Py5BkK6kUn+dPgQ2R14bovLaxtyKjN9frFpGca61GxdmaSyYRwf MIME-Version: 1.0 X-Received: by 2002:a92:8404:: with SMTP id l4mr12346342ild.15.1571756047915; Tue, 22 Oct 2019 07:54:07 -0700 (PDT) Date: Tue, 22 Oct 2019 07:54:07 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000e906be059580f8cd@google.com> Subject: WARNING in usbhid_raw_request/usb_submit_urb (2) From: syzbot To: andreyknvl@google.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hello, syzbot found the following crash on: HEAD commit: 22be26f7 usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan.git usb-fuzzer console output: https://syzkaller.appspot.com/x/log.txt?x=17f794c4e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=387eccb7ac68ec5 dashboard link: https://syzkaller.appspot.com/bug?extid=10e5f68920f13587ab12 compiler: gcc (GCC) 9.0.0 20181231 (experimental) Unfortunately, I don't have any reproducer for this crash yet. IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+10e5f68920f13587ab12@syzkaller.appspotmail.com ------------[ cut here ]------------ usb 5-1: BOGUS urb xfer, pipe 2 != type 2 WARNING: CPU: 0 PID: 12230 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 12230 Comm: syz-executor.4 Not tainted 5.4.0-rc3+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0xca/0x13e lib/dump_stack.c:113 panic+0x2aa/0x6e1 kernel/panic.c:221 __warn.cold+0x2f/0x33 kernel/panic.c:582 report_bug+0x27b/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:179 [inline] fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:272 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:291 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1028 RIP: 0010:usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477 Code: 4d 85 ed 74 2c e8 48 59 ec fd 4c 89 f7 e8 00 7f 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 20 45 18 86 e8 0d 02 c2 fd <0f> 0b e9 20 f4 ff ff e8 1c 59 ec fd 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0018:ffff8881c1f27b30 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 RDX: 000000000000432b RSI: ffffffff8128bcbd RDI: ffffed10383e4f58 RBP: 0000000000000000 R08: ffff8881d02a3000 R09: fffffbfff11b23b7 R10: fffffbfff11b23b6 R11: ffffffff88d91db7 R12: 0000000000000002 R13: ffff8881d18b54b0 R14: ffff8881b02230a0 R15: ffff8881c9354800 usb_start_wait_urb+0x108/0x2b0 drivers/usb/core/message.c:57 usb_internal_control_msg drivers/usb/core/message.c:101 [inline] usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152 usbhid_set_raw_report drivers/hid/usbhid/hid-core.c:917 [inline] usbhid_raw_request+0x21f/0x640 drivers/hid/usbhid/hid-core.c:1265 hid_hw_raw_request include/linux/hid.h:1079 [inline] hidraw_send_report+0x296/0x500 drivers/hid/hidraw.c:151 hidraw_write+0x34/0x50 drivers/hid/hidraw.c:164 __vfs_write+0x76/0x100 fs/read_write.c:494 vfs_write+0x262/0x5c0 fs/read_write.c:558 ksys_write+0x127/0x250 fs/read_write.c:611 do_syscall_64+0xb7/0x580 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459cd9 Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4bf97b0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459cd9 RDX: 0000000000000085 RSI: 0000000020000200 RDI: 0000000000000007 RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4bf97b16d4 R13: 00000000004ca1e5 R14: 00000000004e20b0 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds.. --- 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@googlegroups.com. syzbot will keep track of this bug report. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.