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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BF528C433F5 for ; Sun, 20 Feb 2022 15:29:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:From:Subject:Message-ID:Date: MIME-Version:Reply-To:Cc:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=DrMD572am6RNQrhh3GSa5EwXnypMJnST0Lv/BFCJhDo=; b=kK8 ko41U9jc3Jwr9Kx8k8wV0GfjyGArCmTrqVfZ0tpNogCSmZMpJoL06gmlwxDj7ZOfGDz/edB5jlj2J WChOu5k+g6OUZywzXDFvAMHC/Whxgsusu8UWLZnRXw4xspoquY4ky98QsVbT4KaBfm4SGv3t6gcHa jmmx1d6SQQAGu73Pm91JCB3/SHyjqjL6C0d0+mJCcckm3DYNY2P8wxmKPs8qeQp6xAEAFT/323EFE 18pM4PvaE3u68MNY8hl5x8Jab1IKLTNaKvQaSlm0Ehmb0741yKRjr4YN4/nVPSN34du5Jxfxytmo1 zFKP043I3UumKBmwv7JBxMUvPnag6yQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nLo88-001ex3-7S; Sun, 20 Feb 2022 15:28:08 +0000 Received: from mail-io1-f69.google.com ([209.85.166.69]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nLo7T-001ei2-U6 for linux-arm-kernel@lists.infradead.org; Sun, 20 Feb 2022 15:27:30 +0000 Received: by mail-io1-f69.google.com with SMTP id d194-20020a6bcdcb000000b0063a4e3b9da6so8579904iog.6 for ; Sun, 20 Feb 2022 07:27:26 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=Pwl3SHuPOjt3dJz5xQRtE1ITjaBluSoyaa2Ww+NNZAY=; b=Ou+1FXL+1DDx1+nTtmFNxL9QLjx0Zweve0a9crtWqVeNw0nLXprRfCDHWEvbniy1qV g9yuEPMBDfd67/sBZEjo03RGDWFtYZjr1mexmEQVxVmTjh9gyRS4Tb6KysxSgg1JK74r CahDtjEFSwmjJVjgL2QFse8JQpiKjL9GPCeGBxYdqyQDdyvn6JFtC2fyPRhhVn59ciwb SxA1UvUnStsn8P98jSKEgLtHGFer9qrkOHL+Ir1ZaQ18MDwBNpza67p0JqGf+KNvPknD q5JKFupNgXr6K9gs6s9zxhMl6k3dC0lrjrC3SGo/rh22ZVsZJhxCsVz67iy4WjEfQCSD wjaA== X-Gm-Message-State: AOAM532UwOXpaDA1LOpvtWqbuf1lgjKN/F28M0PFZEtgKrei0Do1qxVi TvI3A0hfrcI4alXufspPT+eLjPh+Un4pJbx9tBLorwFeFkkQ X-Google-Smtp-Source: ABdhPJztQDA5YMGyif4OKk0aEviQe579QU5VrA4mkHX7LOCfHzBdWS+DI3BRT2Y6rEuz0mB9WbJfjRg8WuNRShYIJYogvjRKOkMC MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a21:b0:2c1:a7ea:5600 with SMTP id g1-20020a056e021a2100b002c1a7ea5600mr9616223ile.261.1645370846311; Sun, 20 Feb 2022 07:27:26 -0800 (PST) Date: Sun, 20 Feb 2022 07:27:26 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d181a205d874c066@google.com> Subject: [syzbot] KASAN: slab-out-of-bounds Read in thrustmaster_probe From: syzbot To: alexandre.torgue@foss.st.com, benjamin.tissoires@redhat.com, jikos@kernel.org, linux-arm-kernel@lists.infradead.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, mcoquelin.stm32@gmail.com, syzkaller-bugs@googlegroups.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220220_072728_044472_FB50E50B X-CRM114-Status: UNSURE ( 6.84 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello, syzbot found the following issue on: HEAD commit: c5d9ae265b10 Merge tag 'for-linus' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=14ccc65c700000 kernel config: https://syzkaller.appspot.com/x/.config?x=a78b064590b9f912 dashboard link: https://syzkaller.appspot.com/bug?extid=35eebd505e97d315d01c compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=175ecbf2700000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=109973f2700000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+35eebd505e97d315d01c@syzkaller.appspotmail.com usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 usb 1-1: New USB device found, idVendor=044f, idProduct=b65d, bcdDevice= 0.40 usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 1-1: config 0 descriptor?? hid-thrustmaster 0003:044F:B65D.0001: unknown main item tag 0x0 hid-thrustmaster 0003:044F:B65D.0001: hidraw0: USB HID v0.00 Device [HID 044f:b65d] on usb-dummy_hcd.0-1/input0 ================================================================== BUG: KASAN: slab-out-of-bounds in thrustmaster_interrupts drivers/hid/hid-thrustmaster.c:162 [inline] BUG: KASAN: slab-out-of-bounds in thrustmaster_probe+0x8d5/0xb50 drivers/hid/hid-thrustmaster.c:330 Read of size 1 at addr ffff88807f1a59d2 by task kworker/1:1/35 CPU: 1 PID: 35 Comm: kworker/1:1 Not tainted 5.17.0-rc4-syzkaller-00051-gc5d9ae265b10 #0 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:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 print_address_description.constprop.0.cold+0x8d/0x336 mm/kasan/report.c:255 __kasan_report mm/kasan/report.c:442 [inline] kasan_report.cold+0x83/0xdf mm/kasan/report.c:459 thrustmaster_interrupts drivers/hid/hid-thrustmaster.c:162 [inline] thrustmaster_probe+0x8d5/0xb50 drivers/hid/hid-thrustmaster.c:330 hid_device_probe+0x2bd/0x3f0 drivers/hid/hid-core.c:2380 call_driver_probe drivers/base/dd.c:517 [inline] really_probe+0x245/0xcc0 drivers/base/dd.c:596 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x228/0x4a0 drivers/base/dd.c:970 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xb83/0x1e20 drivers/base/core.c:3405 hid_add_device+0x344/0x9d0 drivers/hid/hid-core.c:2530 usbhid_probe+0xbf4/0x1070 drivers/hid/usbhid/hid-core.c:1424 usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:517 [inline] really_probe+0x245/0xcc0 drivers/base/dd.c:596 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x228/0x4a0 drivers/base/dd.c:970 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xb83/0x1e20 drivers/base/core.c:3405 usb_set_configuration+0x101e/0x1900 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238 usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:517 [inline] really_probe+0x245/0xcc0 drivers/base/dd.c:596 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:752 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:782 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:899 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x228/0x4a0 drivers/base/dd.c:970 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xb83/0x1e20 drivers/base/core.c:3405 usb_new_device.cold+0x63f/0x108e drivers/usb/core/hub.c:2566 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5660 [inline] hub_event+0x2585/0x44d0 drivers/usb/core/hub.c:5742 process_one_work+0x9ac/0x1650 kernel/workqueue.c:2307 worker_thread+0x657/0x1110 kernel/workqueue.c:2454 kthread+0x2e9/0x3a0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Allocated by task 35: kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38 kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:436 [inline] ____kasan_kmalloc mm/kasan/common.c:515 [inline] ____kasan_kmalloc mm/kasan/common.c:474 [inline] __kasan_kmalloc+0xa9/0xd0 mm/kasan/common.c:524 kmalloc include/linux/slab.h:586 [inline] kzalloc include/linux/slab.h:715 [inline] usb_parse_interface drivers/usb/core/config.c:571 [inline] usb_parse_configuration drivers/usb/core/config.c:795 [inline] usb_get_configuration+0x1394/0x3b30 drivers/usb/core/config.c:944 usb_enumerate_device drivers/usb/core/hub.c:2398 [inline] usb_new_device+0x583/0x7d0 drivers/usb/core/hub.c:2536 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5660 [inline] hub_event+0x2585/0x44d0 drivers/usb/core/hub.c:5742 process_one_work+0x9ac/0x1650 kernel/workqueue.c:2307 worker_thread+0x657/0x1110 kernel/workqueue.c:2454 kthread+0x2e9/0x3a0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 The buggy address belongs to the object at ffff88807f1a5980 which belongs to the cache kmalloc-96 of size 96 The buggy address is located 82 bytes inside of 96-byte region [ffff88807f1a5980, ffff88807f1a59e0) The buggy address belongs to the page: page:ffffea0001fc6940 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7f1a5 flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000200 ffffea0000702fc0 dead000000000007 ffff888010c41780 raw: 0000000000000000 0000000080200020 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY), pid 2966, ts 25259400428, free_ts 25234590946 prep_new_page mm/page_alloc.c:2434 [inline] get_page_from_freelist+0xa72/0x2f50 mm/page_alloc.c:4165 __alloc_pages+0x1b2/0x500 mm/page_alloc.c:5389 alloc_pages+0x1aa/0x310 mm/mempolicy.c:2271 alloc_slab_page mm/slub.c:1799 [inline] allocate_slab+0x27f/0x3c0 mm/slub.c:1944 new_slab mm/slub.c:2004 [inline] ___slab_alloc+0xbe1/0x12b0 mm/slub.c:3018 __slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3105 slab_alloc_node mm/slub.c:3196 [inline] slab_alloc mm/slub.c:3238 [inline] __kmalloc+0x372/0x450 mm/slub.c:4420 kmalloc include/linux/slab.h:586 [inline] kzalloc include/linux/slab.h:715 [inline] tomoyo_encode2.part.0+0xe9/0x3a0 security/tomoyo/realpath.c:45 tomoyo_encode2 security/tomoyo/realpath.c:31 [inline] tomoyo_encode+0x28/0x50 security/tomoyo/realpath.c:80 tomoyo_realpath_from_path+0x186/0x620 security/tomoyo/realpath.c:288 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_check_open_permission+0x272/0x380 security/tomoyo/file.c:771 tomoyo_file_open security/tomoyo/tomoyo.c:311 [inline] tomoyo_file_open+0xa3/0xd0 security/tomoyo/tomoyo.c:306 security_file_open+0x45/0xb0 security/security.c:1638 do_dentry_open+0x358/0x1250 fs/open.c:811 do_open fs/namei.c:3476 [inline] path_openat+0x1c9e/0x2940 fs/namei.c:3609 do_filp_open+0x1aa/0x400 fs/namei.c:3636 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1352 [inline] free_pcp_prepare+0x374/0x870 mm/page_alloc.c:1404 free_unref_page_prepare mm/page_alloc.c:3325 [inline] free_unref_page+0x19/0x690 mm/page_alloc.c:3404 qlink_free mm/kasan/quarantine.c:157 [inline] qlist_free_all+0x6d/0x160 mm/kasan/quarantine.c:176 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:283 __kasan_slab_alloc+0xa2/0xc0 mm/kasan/common.c:446 kasan_slab_alloc include/linux/kasan.h:260 [inline] slab_post_alloc_hook mm/slab.h:732 [inline] slab_alloc_node mm/slub.c:3230 [inline] slab_alloc mm/slub.c:3238 [inline] kmem_cache_alloc+0x271/0x4b0 mm/slub.c:3243 getname_flags.part.0+0x50/0x4f0 fs/namei.c:138 getname_flags include/linux/audit.h:323 [inline] getname+0x8e/0xd0 fs/namei.c:217 do_sys_openat2+0xf5/0x4d0 fs/open.c:1208 do_sys_open fs/open.c:1230 [inline] __do_sys_openat fs/open.c:1246 [inline] __se_sys_openat fs/open.c:1241 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae Memory state around the buggy address: ffff88807f1a5880: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc ffff88807f1a5900: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc >ffff88807f1a5980: 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc ^ ffff88807f1a5a00: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ffff88807f1a5a80: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc ================================================================== Disabling --- 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel