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=-5.7 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=ham 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 8A953C28CC0 for ; Wed, 29 May 2019 12:48:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6A8B2205F4 for ; Wed, 29 May 2019 12:48:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727040AbfE2MsH (ORCPT ); Wed, 29 May 2019 08:48:07 -0400 Received: from mail-it1-f197.google.com ([209.85.166.197]:56705 "EHLO mail-it1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727014AbfE2MsF (ORCPT ); Wed, 29 May 2019 08:48:05 -0400 Received: by mail-it1-f197.google.com with SMTP id l124so1723741itg.6 for ; Wed, 29 May 2019 05:48:05 -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=LJlloA+Fuq61yxLWLoC8LnijZCRp6jYSZKHjIzT4Rj4=; b=Ded2pAwnryxuDPdsNafse8BbhrA91PswNAEuhitJjc+aVKZbAS3RkQYQiN+khSVfl2 hMnytodA1in+8rWmF3mkxNb43F1Dv9kG1sa43cEHWJxGtJWX8gwHZAiMg/bfHh23hKtZ kr3WGlxS4gxryrri2rVNCyu7Z8/6EKnJQAUSALkXqY/8jJpXt+XhrBy5Swr9BmrDxpiM JY9MdT3GRlBKFhMuF7UGJz64fT6FeBU9mya4ata78a3c8EqjxH8AslUSjJDN005IK3ji IjM8Z6QasuTsz29ZxCkAx/0Cvtf9Ym38hD8pjM3pocNxFfJCOPAdOmGCN/KnMx8sraJe WNlg== X-Gm-Message-State: APjAAAUvoev2DZxnU31xQEjh23aT0wDJWakJ5JPsTLEgOsT8rSJsuG10 pPPCLaPf7TOfhFtuqGU1x+DVNm7cQoOkm3IfY+u7CG9St1rG X-Google-Smtp-Source: APXvYqyOoTnHVSkJDjxHibUr474OVj6vvt6MAXKF+4YVBPM5Hi2U/LhNcsb9y9jjVeB1NhB7UdUot499yQCcLdYVyXWIs8/Ej9hW MIME-Version: 1.0 X-Received: by 2002:a5e:c00a:: with SMTP id u10mr6141490iol.24.1559134085160; Wed, 29 May 2019 05:48:05 -0700 (PDT) Date: Wed, 29 May 2019 05:48:05 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000004da71e058a06318b@google.com> Subject: WARNING in submit_rx_urb/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: 69bbe8c7 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=143d5972a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=c309d28e15db39c5 dashboard link: https://syzkaller.appspot.com/bug?extid=c2a1fa67c02faa0de723 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+c2a1fa67c02faa0de723@syzkaller.appspotmail.com usb 2-1: Direct firmware load for prism2_ru.fw failed with error -2 prism2_usb 2-1:0.191 (unnamed net_device) (uninitialized): prism2_usb: Firmware not available, but not essential prism2_usb 2-1:0.191 (unnamed net_device) (uninitialized): prism2_usb: can continue to use card anyway. ------------[ cut here ]------------ usb 2-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 0 PID: 5587 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: 5587 Comm: kworker/0:2 Not tainted 5.2.0-rc1+ #9 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+0x292/0x6df kernel/panic.c:218 __warn.cold+0x20/0x45 kernel/panic.c:575 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 b8 de e5 fd 4c 89 f7 e8 b0 7e 11 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 a3 17 86 e8 73 9b bb fd <0f> 0b e9 20 f4 ff ff e8 8c de e5 fd 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0018:ffff8881cb876f98 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff812824fd RDI: ffffed103970ede5 RBP: ffff8881d33a5c00 R08: ffff8881cbf5b000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003 R13: ffff8881d2fa3918 R14: ffff8881d5feab20 R15: ffff8881d60e8008 submit_rx_urb+0x2e1/0x3e0 drivers/staging/wlan-ng/hfa384x_usb.c:353 hfa384x_drvr_start+0x1cb/0x420 drivers/staging/wlan-ng/hfa384x_usb.c:2484 prism2sta_ifstate+0x2ea/0x4a0 drivers/staging/wlan-ng/prism2sta.c:471 prism2sta_probe_usb.cold+0x1c8/0x49e drivers/staging/wlan-ng/prism2usb.c:112 usb_probe_interface+0x30b/0x7a0 drivers/usb/core/driver.c:361 really_probe+0x287/0x660 drivers/base/dd.c:509 driver_probe_device+0x104/0x210 drivers/base/dd.c:670 __device_attach_driver+0x1c4/0x230 drivers/base/dd.c:777 bus_for_each_drv+0x15e/0x1e0 drivers/base/bus.c:454 __device_attach+0x217/0x360 drivers/base/dd.c:843 bus_probe_device+0x1e6/0x290 drivers/base/bus.c:514 device_add+0xae6/0x1700 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+0xa2/0x100 drivers/usb/core/driver.c:266 really_probe+0x287/0x660 drivers/base/dd.c:509 driver_probe_device+0x104/0x210 drivers/base/dd.c:670 __device_attach_driver+0x1c4/0x230 drivers/base/dd.c:777 bus_for_each_drv+0x15e/0x1e0 drivers/base/bus.c:454 __device_attach+0x217/0x360 drivers/base/dd.c:843 bus_probe_device+0x1e6/0x290 drivers/base/bus.c:514 device_add+0xae6/0x1700 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+0x1adc/0x35a0 drivers/usb/core/hub.c:5432 process_one_work+0x90a/0x1580 kernel/workqueue.c:2268 worker_thread+0x96/0xe20 kernel/workqueue.c:2414 kthread+0x30e/0x420 kernel/kthread.c:254 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds.. --- This bug is generated by a bot. 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