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 CE0E5C04AB5 for ; Mon, 3 Jun 2019 11:41:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ADE412815B for ; Mon, 3 Jun 2019 11:41:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728526AbfFCLlH (ORCPT ); Mon, 3 Jun 2019 07:41:07 -0400 Received: from mail-it1-f200.google.com ([209.85.166.200]:52047 "EHLO mail-it1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728122AbfFCLlG (ORCPT ); Mon, 3 Jun 2019 07:41:06 -0400 Received: by mail-it1-f200.google.com with SMTP id g1so14875768itd.1 for ; Mon, 03 Jun 2019 04:41:06 -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=N91KSbXFL4D6f5EV3/LMaDoKcjhMlnwNwiDJPNrQftM=; b=PdApWXbCuf2SrIjtLkzg59394UtgApfsAYFmzTTxGEBxeXJWQsSyj9nTArHDjSE+MS +4jYu2ZfPHXOMY+fcGme3d8G+hlsJq0tQ46ev1jv78oYk+UuDpFsq1GkOQyIJo4JeAAi DQehmp8ur8Ktn9dD4CqKJApXqs9milx0mhUYe9fqEtKOTgWy9MIhVgM0TUkXMm5MsNAF LAMZC6yQo2x+vnO56m0tQX4hyq+hmWgmBWo75VHgkyhucOZY4zjSrJakyA06Ch/wJgE9 Zi+xVmn1ybkpV7ODUb9MogMojf3GNeZ2thucgQ9Q81pV3GdU4TapAX2hDEoYZD5ggoHX kWcg== X-Gm-Message-State: APjAAAVEjor2yiDL3IR/viVa7UHBKek4OPR41N6E4vuOjQmBjdNcdET8 ODydRaSTfKRJhizpafI5RGx+lFoz0PodeK6rz57Dt06xNntM X-Google-Smtp-Source: APXvYqxVt5603kIV3dbyyP2yrORye5uVEA9JV6csaPHMPlv0ZC4SPrw3M96VT2EhZBvYsmjXdXqNNES+eT4oCEXy5tnmueUpy6Ed MIME-Version: 1.0 X-Received: by 2002:a24:7f14:: with SMTP id r20mr15997054itc.8.1559562066102; Mon, 03 Jun 2019 04:41:06 -0700 (PDT) Date: Mon, 03 Jun 2019 04:41:06 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f4900f058a69d6c5@google.com> Subject: WARNING in ar5523_submit_rx_cmd/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=15d280f2a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=193d8457178b3229 dashboard link: https://syzkaller.appspot.com/bug?extid=6101b0c732dea13ea55b compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=142c0e4aa00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1097d286a00000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+6101b0c732dea13ea55b@syzkaller.appspotmail.com usb 1-1: config 0 has no interface number 0 usb 1-1: config 0 interface 61 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt usb 1-1: New USB device found, idVendor=1385, idProduct=5f02, bcdDevice=64.86 usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 1-1: config 0 descriptor?? ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 0 PID: 12 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: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc1+ #10 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:218 __warn.cold+0x20/0x4b 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 06 e9 fd 4c 89 f7 e8 c0 44 13 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 20 1c 1a 86 e8 03 db be fd <0f> 0b e9 20 f4 ff ff e8 8c 06 e9 fd 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0000:ffff8881d9e0f0c0 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8127e98d RDI: ffffed103b3c1e0a RBP: ffff8881d266af00 R08: ffff8881d9df9800 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003 R13: ffff8881cd2d9870 R14: ffff8881d09455a0 R15: ffff8881d4affa00 ar5523_submit_rx_cmd+0x1fa/0x310 drivers/net/wireless/ath/ar5523/ar5523.c:208 ar5523_probe+0xbae/0x1980 drivers/net/wireless/ath/ar5523/ar5523.c:1642 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:2268 worker_thread+0x96/0xe20 kernel/workqueue.c:2414 kthread+0x30b/0x410 kernel/kthread.c:254 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