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,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 5C572C004EF for ; Wed, 10 Jul 2019 11:07:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3F1EE20665 for ; Wed, 10 Jul 2019 11:07:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727523AbfGJLH2 (ORCPT ); Wed, 10 Jul 2019 07:07:28 -0400 Received: from mail-io1-f69.google.com ([209.85.166.69]:40133 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727423AbfGJLHJ (ORCPT ); Wed, 10 Jul 2019 07:07:09 -0400 Received: by mail-io1-f69.google.com with SMTP id v11so2461973iop.7 for ; Wed, 10 Jul 2019 04:07:09 -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=p+M5s/mlRcDbjC1pxByHP5L2NlEPGo3vh3ovYs5w88s=; b=q3JIop2sOybX+7awzJWHQA9AuPqF3aXBQyL2r0qjPX6mh/MnZvdkXSjh/xftqTqusg RecxfdzQ1J6snd42LbFxrtW/ju6+T5vD12HiCEpWHU+n6lnHzVx6nOEP4ODhB7fXYwF9 tOp9rmYXqY4W7Qw2I/h7tXIdWdiMxpJXqe0Jokx8GnNcHMjrjynyW7Y0xp54ADBpaQtT heFI2mR5WDJPNZew+UsFDMdDZ/GtJxKQdiWAPNF7fCUeaXcp7LXTHEeUbVvJcPIy/8lh GBSf8chF04Tm6PTo94+gVi6FD7FR5Fc9vDmLuzt0LN85Ms5OkfmvH4BcamH5Qe9v//8X b+tA== X-Gm-Message-State: APjAAAW5Ctldhvj0KGFd7/Too5xB0vv3wJIMUO41RUGwzxvUy9t8wR+/ NP7Np/eLCGrP9Cwe3+3TjMM+Y635bWzc1M2+z4LYeE8Pz5y4 X-Google-Smtp-Source: APXvYqy4/DnMgq+O4PmLMQM1K3yMHdg8miYSpC2L9tUv+3JSk2niQpN7xWxGR/a+HwjFBvLVZ8iCuhKFkmUmK5LBG2Ne9SmYjAD7 MIME-Version: 1.0 X-Received: by 2002:a5d:8890:: with SMTP id d16mr28364378ioo.274.1562756829195; Wed, 10 Jul 2019 04:07:09 -0700 (PDT) Date: Wed, 10 Jul 2019 04:07:09 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000acb38c058d51ad4f@google.com> Subject: WARNING in wa_nep_create/usb_submit_urb 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-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following crash on: HEAD commit: 7829a896 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=17cd354fa00000 kernel config: https://syzkaller.appspot.com/x/.config?x=f6d4561982f71f63 dashboard link: https://syzkaller.appspot.com/bug?extid=5da93055dfbb6bc54963 compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16919490600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14a2667ba00000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+5da93055dfbb6bc54963@syzkaller.appspotmail.com usb 1-1: string descriptor 0 read error: -22 usb 1-1: New USB device found, idVendor=13dc, idProduct=5611, bcdDevice=60.5c usb 1-1: New USB device strings: Mfr=4, Product=2, SerialNumber=5 usb 1-1: BUG? WUSB host has no security descriptors ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 1 PID: 106 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: 1 PID: 106 Comm: kworker/1:2 Not tainted 5.2.0-rc6+ #13 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+0xca/0x13e lib/dump_stack.c:113 panic+0x292/0x6c9 kernel/panic.c:219 __warn.cold+0x20/0x4b kernel/panic.c:576 report_bug+0x262/0x2a0 lib/bug.c:186 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+0x14/0x20 arch/x86/entry/entry_64.S:986 RIP: 0010:usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477 Code: 4d 85 ed 74 2c e8 78 db e8 fd 4c 89 f7 e8 a0 36 13 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 23 1a 86 e8 03 a0 be fd <0f> 0b e9 20 f4 ff ff e8 4c db e8 fd 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0018:ffff8881d410f060 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103a821dfe RBP: ffff8881cfe74ae0 R08: ffff8881d44ab000 R09: ffffed103b665d30 R10: ffffed103b665d2f R11: ffff8881db32e97f R12: 0000000000000001 R13: ffff8881cc3c9a68 R14: ffff8881d0329a20 R15: ffff8881d4baeb00 wa_nep_arm drivers/usb/wusbcore/wa-hc.h:261 [inline] wa_nep_create+0x4f9/0x720 drivers/usb/wusbcore/wa-nep.c:269 wa_create+0x26e/0x340 drivers/usb/wusbcore/wa-hc.c:44 hwahc_create drivers/usb/host/hwa-hc.c:749 [inline] hwahc_probe.cold+0xc9/0x48b drivers/usb/host/hwa-hc.c:805 usb_probe_interface+0x305/0x7a0 drivers/usb/core/driver.c:361 really_probe+0x281/0x660 drivers/base/dd.c:509 driver_probe_device+0x104/0x210 drivers/base/dd.c:670 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:777 bus_for_each_drv+0x15c/0x1e0 drivers/base/bus.c:454 __device_attach+0x217/0x360 drivers/base/dd.c:843 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:514 device_add+0xae6/0x16f0 drivers/base/core.c:2111 usb_set_configuration+0xdf6/0x1670 drivers/usb/core/message.c:2023 generic_probe+0x9d/0xd5 drivers/usb/core/generic.c:210 usb_probe_device+0x99/0x100 drivers/usb/core/driver.c:266 really_probe+0x281/0x660 drivers/base/dd.c:509 driver_probe_device+0x104/0x210 drivers/base/dd.c:670 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:777 bus_for_each_drv+0x15c/0x1e0 drivers/base/bus.c:454 __device_attach+0x217/0x360 drivers/base/dd.c:843 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:514 device_add+0xae6/0x16f0 drivers/base/core.c:2111 usb_new_device.cold+0x8c1/0x1016 drivers/usb/core/hub.c:2534 hub_port_connect drivers/usb/core/hub.c:5089 [inline] hub_port_connect_change drivers/usb/core/hub.c:5204 [inline] port_event drivers/usb/core/hub.c:5350 [inline] hub_event+0x1ada/0x3590 drivers/usb/core/hub.c:5432 process_one_work+0x905/0x1570 kernel/workqueue.c:2269 worker_thread+0x96/0xe20 kernel/workqueue.c:2415 kthread+0x30b/0x410 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 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. syzbot can test patches for this bug, for details see: https://goo.gl/tpsmEJ#testing-patches