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 E4E8DC43460 for ; Mon, 17 May 2021 09:42:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C459A61206 for ; Mon, 17 May 2021 09:42:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236135AbhEQJnf (ORCPT ); Mon, 17 May 2021 05:43:35 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:42636 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236137AbhEQJnd (ORCPT ); Mon, 17 May 2021 05:43:33 -0400 Received: by mail-io1-f72.google.com with SMTP id v21-20020a5d90550000b0290439ea50822eso2923341ioq.9 for ; Mon, 17 May 2021 02:42:17 -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=mq/JV9mVZjAk0mH8ng+q0dW3P9Vxyd3kxyOwfR9eQr0=; b=fuM9rwNH09bDfCBO6iKU3CTR66yI1/VB1NAxPyAY2JVaOcVpedxxm6G4lv0gbxMEbJ o9wdk+Sjsdwq3bfN4dzbQgP/3ZhA8hhGaIWHgUzhjLcSd3c8So5rIB1dmz7j7O9nLcGV m2QdH7Am+FCKI2aLpg2MeXa4Af26Tss1XgXwq/K0Odvxthv5wihp0RKwIWXun9vmnfbh zecKDb2Ds3yy1e+GCfxCGdlXkmoatr/GITlsySdbPe1pMHS6yjYHPoX98MI+SRISzwCh prnwEA04UOi4o49KmZj9k7hKaopAr+d64RevIShG2CjYRNpJCT17pjNamV9cvpDurFNk CsWA== X-Gm-Message-State: AOAM530aiAFjKTMeg9T2/ONa3IpwrmkQNAvFHXPRYLCMcF4FMd6ofnAA crqjGOy8ZBKnO0icllfjRqhy2ARrsSRLMVOOmLWnB5DczUHe X-Google-Smtp-Source: ABdhPJzrjHprlvUHNR9oKqZ4tIczWX+GUbba8Bh9j8ie8tqa8paxlsC9yAH2ehLAWedeURheOLDw3pL6FJ7crJvz1/Q+JO02K8lJ MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1809:: with SMTP id a9mr52247566ilv.184.1621244536789; Mon, 17 May 2021 02:42:16 -0700 (PDT) Date: Mon, 17 May 2021 02:42:16 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b5a0af05c28368b4@google.com> Subject: [syzbot] general protection fault in magicmouse_remove From: syzbot To: benjamin.tissoires@redhat.com, jikos@kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, rydberg@bitmath.org, syzkaller-bugs@googlegroups.com 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: d665ea6e Merge tag 'for-linus-5.13-rc1' of git://git.kerne.. 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=11afac45d00000 kernel config: https://syzkaller.appspot.com/x/.config?x=f635d6ce17da8a68 dashboard link: https://syzkaller.appspot.com/bug?extid=ee6f6e2e68886ca256a8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16d48069d00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12023fa9d00000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+ee6f6e2e68886ca256a8@syzkaller.appspotmail.com usb 1-1: New USB device found, idVendor=05ac, idProduct=0265, bcdDevice= 0.40 usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 1-1: config 0 descriptor?? usb 1-1: USB disconnect, device number 2 general protection fault, probably for non-canonical address 0xdffffc000000002b: 0000 [#1] SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000158-0x000000000000015f] CPU: 0 PID: 7 Comm: kworker/0:1 Not tainted 5.12.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:timer_is_static_object+0x20/0x90 kernel/time/timer.c:625 Code: 84 00 00 00 00 00 0f 1f 40 00 41 54 53 48 89 fb e8 d5 86 10 00 48 8d 7b 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 4f 45 31 e4 48 83 7b 08 00 74 0c e8 ab 86 10 00 44 RSP: 0018:ffffc9000007f330 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: 0000000000000150 RCX: 0000000000000000 RDX: 000000000000002b RSI: ffffffff8130663b RDI: 0000000000000158 RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffff8a5c35ab R10: fffffbfff14b86b5 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffffff86090c00 R14: 0000000000000150 R15: 1ffff9200000fe6b FS: 0000000000000000(0000) GS:ffff8881f6a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004ba438 CR3: 00000001097bb000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_object_assert_init lib/debugobjects.c:886 [inline] debug_object_assert_init+0x1df/0x2e0 lib/debugobjects.c:861 debug_timer_assert_init kernel/time/timer.c:737 [inline] debug_assert_init kernel/time/timer.c:782 [inline] del_timer+0x6d/0x110 kernel/time/timer.c:1202 try_to_grab_pending+0x6d/0xd0 kernel/workqueue.c:1252 __cancel_work_timer+0xa6/0x570 kernel/workqueue.c:3098 magicmouse_remove+0x3a/0x50 drivers/hid/hid-magicmouse.c:782 hid_device_remove+0xed/0x240 drivers/hid/hid-core.c:2317 __device_release_driver+0x3bd/0x6f0 drivers/base/dd.c:1181 device_release_driver_internal drivers/base/dd.c:1212 [inline] device_release_driver+0x26/0x40 drivers/base/dd.c:1235 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:533 device_del+0x502/0xd40 drivers/base/core.c:3507 hid_remove_device drivers/hid/hid-core.c:2488 [inline] hid_destroy_device+0xe1/0x150 drivers/hid/hid-core.c:2507 usbhid_disconnect+0x9f/0xe0 drivers/hid/usbhid/hid-core.c:1436 usb_unbind_interface+0x1d8/0x8d0 drivers/usb/core/driver.c:458 __device_release_driver+0x3bd/0x6f0 drivers/base/dd.c:1181 device_release_driver_internal drivers/base/dd.c:1212 [inline] device_release_driver+0x26/0x40 drivers/base/dd.c:1235 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:533 device_del+0x502/0xd40 drivers/base/core.c:3507 usb_disable_device+0x35b/0x7b0 drivers/usb/core/message.c:1413 usb_disconnect.cold+0x27d/0x791 drivers/usb/core/hub.c:2219 hub_port_connect drivers/usb/core/hub.c:5127 [inline] hub_port_connect_change drivers/usb/core/hub.c:5416 [inline] port_event drivers/usb/core/hub.c:5562 [inline] hub_event+0x1c9c/0x4320 drivers/usb/core/hub.c:5644 process_one_work+0x98d/0x1580 kernel/workqueue.c:2275 worker_thread+0x64c/0x1120 kernel/workqueue.c:2421 kthread+0x38c/0x460 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 Modules linked in: ---[ end trace 3f2c8ec737b57211 ]--- RIP: 0010:timer_is_static_object+0x20/0x90 kernel/time/timer.c:625 Code: 84 00 00 00 00 00 0f 1f 40 00 41 54 53 48 89 fb e8 d5 86 10 00 48 8d 7b 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 4f 45 31 e4 48 83 7b 08 00 74 0c e8 ab 86 10 00 44 RSP: 0018:ffffc9000007f330 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: 0000000000000150 RCX: 0000000000000000 RDX: 000000000000002b RSI: ffffffff8130663b RDI: 0000000000000158 RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffff8a5c35ab R10: fffffbfff14b86b5 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffffff86090c00 R14: 0000000000000150 R15: 1ffff9200000fe6b FS: 0000000000000000(0000) GS:ffff8881f6a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004ba438 CR3: 00000001097bb000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- 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. syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches