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=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 968B7C433FE for ; Sat, 12 Dec 2020 22:34:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6909622DA7 for ; Sat, 12 Dec 2020 22:34:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2408108AbgLLWeT (ORCPT ); Sat, 12 Dec 2020 17:34:19 -0500 Received: from mail-io1-f70.google.com ([209.85.166.70]:46720 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725822AbgLLWdx (ORCPT ); Sat, 12 Dec 2020 17:33:53 -0500 Received: by mail-io1-f70.google.com with SMTP id a2so9055849iod.13 for ; Sat, 12 Dec 2020 14:33:37 -0800 (PST) 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=SYf0xQRzD1Ns7cPczvB/YjihbR0NslJl1NyH/OZYC7o=; b=rOk/uQRg4Vlle4QDLDi6rbYM6Dss8e8b+YhaXPEQsr+8ksrq3OyKaEiHUKSI5Ay7t+ Thh5FwyQftIrXjlOU/CLR25AmCVSspVIAymCH3aMoPVURyvUCTCxhtAeb6+I60+v1Uj/ fvAvpztLzdFEcjf44E3S8lm9j2X9488XkXLY89XXiUD7ca2i/dz9YioYHsSqTqEgCTGJ ApH5sIJ3lzQAooHrT93is/pJ6OHh51dw4Qq6fHLy5iKxuIs+csZzNLn+3JKXXMEEJezJ ui4oi9vEJrk0s3CScmSsJNsPiERcuMnMchYSjtgf/VAtsEWQmWlyQI+k5wS5RzOjQ3fl qrsw== X-Gm-Message-State: AOAM532YMrtxZIMAbywyQ7JZQ/heSwVKdbhtM9mXNZg+0uAaoPG1DCD3 Uj/AeSj08wtW8AabkZtHWU5o607ul7fn9vjCHzdFzDfIugJw X-Google-Smtp-Source: ABdhPJypGS6w+qq7vjr+d95hKPZAV/6N56WC7pX3l9H6uHa4KwtuACWKvAiLMgK4rWtbeKJsxjSHlp/Mz5k9LyficM1h20bHRk0Q MIME-Version: 1.0 X-Received: by 2002:a02:a985:: with SMTP id q5mr23934549jam.56.1607812392118; Sat, 12 Dec 2020 14:33:12 -0800 (PST) Date: Sat, 12 Dec 2020 14:33:12 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007f73da05b64bfe7c@google.com> Subject: WARNING in yurex_write/usb_submit_urb From: syzbot To: andreyknvl@google.com, gregkh@linuxfoundation.org, gustavoars@kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, stern@rowland.harvard.edu, syzkaller-bugs@googlegroups.com, vulab@iscas.ac.cn Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: a256e240 usb: phy: convert comma to semicolon git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing console output: https://syzkaller.appspot.com/x/log.txt?x=14c2cef3500000 kernel config: https://syzkaller.appspot.com/x/.config?x=e267dbb5fea6c8b3 dashboard link: https://syzkaller.appspot.com/bug?extid=e87ebe0f7913f71f2ea5 compiler: gcc (GCC) 10.1.0-syz 20200507 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+e87ebe0f7913f71f2ea5@syzkaller.appspotmail.com ------------[ cut here ]------------ URB 00000000dfe6f349 submitted while active WARNING: CPU: 1 PID: 25254 at drivers/usb/core/urb.c:378 usb_submit_urb+0x1228/0x14e0 drivers/usb/core/urb.c:378 Modules linked in: CPU: 1 PID: 25254 Comm: syz-executor.0 Not tainted 5.10.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:usb_submit_urb+0x1228/0x14e0 drivers/usb/core/urb.c:378 Code: 89 de e8 8b 24 bd fd 84 db 0f 85 da f4 ff ff e8 2e 2c bd fd 4c 89 fe 48 c7 c7 c0 63 41 86 c6 05 33 ea b0 04 01 e8 63 2d f3 01 <0f> 0b e9 b8 f4 ff ff c7 44 24 14 01 00 00 00 e9 6f f5 ff ff 41 bd RSP: 0018:ffffc900129e7cb8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8128f483 RDI: fffff5200253cf89 RBP: 1ffff9200253cfa9 R08: 0000000000000001 R09: ffff8881f6b1ff5b R10: 0000000000000000 R11: 0000000000000000 R12: ffff888101ccbc00 R13: 00000000fffffff0 R14: ffff888101ccbce8 R15: ffff8881050ce400 FS: 00007f9fd94dd700(0000) GS:ffff8881f6b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000740 CR3: 00000001135b7000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: yurex_write+0x3f4/0x840 drivers/usb/misc/yurex.c:494 vfs_write+0x28e/0x9e0 fs/read_write.c:603 ksys_write+0x12d/0x250 fs/read_write.c:658 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45e159 Code: 0d b4 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 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9fd94dcc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e159 RDX: 0000000000000001 RSI: 0000000020000740 RDI: 0000000000000003 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffc06103bcf R14: 00007f9fd94dd9c0 R15: 000000000119bf8c --- This report 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 issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.