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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 872CFC61DA4 for ; Mon, 6 Mar 2023 17:58:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231194AbjCFR6N (ORCPT ); Mon, 6 Mar 2023 12:58:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50968 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230423AbjCFR5p (ORCPT ); Mon, 6 Mar 2023 12:57:45 -0500 Received: from mail-io1-xd45.google.com (mail-io1-xd45.google.com [IPv6:2607:f8b0:4864:20::d45]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 05D986BC26 for ; Mon, 6 Mar 2023 09:57:10 -0800 (PST) Received: by mail-io1-xd45.google.com with SMTP id m25-20020a6bea19000000b0074cc271437bso5694694ioc.1 for ; Mon, 06 Mar 2023 09:57:09 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678125344; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=lyLuNdgZ1IvpwYziHJ8KnGU0TWTg6VLKPOdKY3yDHYk=; b=OcPwW8unD9n7g/mSrg8mfvHR992XXbhTyf7C8QN3jz7PkFBsMt9WXvXw9YTic7d0il v4OU8aV7Rgk6+CpXoMTa7En3uU4Ey+FxGVHmle7jrbvVuCT6EodORslspVaIHtqwvHk2 Ev07WhkzQni+8mjblTizkFN6IleRtx+MeN/FvbvWbm+Cm8DjP1icJChVnKAYHjb/joAN f/LHo36vW9qENCXawQMYbdQ4KPQNx5lv7ZyuJFGkMWtP25TKZB+CR756aWuGGD/IoCy6 KaWCDRdaqTFBc0k2po5DKXVoCS/5TnfKZYYzcy8xFx3iCki48dQX4y62ZxBUo0eMekQr LnKA== X-Gm-Message-State: AO0yUKWXBwn6zgsEkyueSAz7+/hu/q8iQHwetEboPwnwuHHOGG3mKiJD rblUVy26U+hq/zaFnsCDGviZOsIFyZJOwTj4BPybPsbdWKtX X-Google-Smtp-Source: AK7set8KFJTyxCTNZhTBiF3/TszCh8aFERtmUIHcpPzNXesrtaqxZMXLGjFX+k+5RxzObIWIcTsa+JAYk6xqh6DpLfsIWJZgHaZx MIME-Version: 1.0 X-Received: by 2002:a6b:6a0a:0:b0:745:b287:c281 with SMTP id x10-20020a6b6a0a000000b00745b287c281mr5639958iog.2.1678125344375; Mon, 06 Mar 2023 09:55:44 -0800 (PST) Date: Mon, 06 Mar 2023 09:55:44 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000a4e2d05f63f011e@google.com> Subject: [syzbot] [wireless?] KMSAN: uninit-value in ath9k_wmi_ctrl_rx From: syzbot To: davem@davemloft.net, edumazet@google.com, glider@google.com, kuba@kernel.org, kvalo@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com, toke@toke.dk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 944070199c5e kmsan: add memsetXX tests git tree: https://github.com/google/kmsan.git master console+strace: https://syzkaller.appspot.com/x/log.txt?x=1269e302c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=46c642641b9ef616 dashboard link: https://syzkaller.appspot.com/bug?extid=f2cb6e0ffdb961921e4d compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17592674c80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10340838c80000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/055bbd57e905/disk-94407019.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/82472690bcfe/vmlinux-94407019.xz kernel image: https://storage.googleapis.com/syzbot-assets/db3f379532ab/bzImage-94407019.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+f2cb6e0ffdb961921e4d@syzkaller.appspotmail.com ===================================================== BUG: KMSAN: uninit-value in ath9k_wmi_ctrl_rx+0x2fd/0x530 drivers/net/wireless/ath/ath9k/wmi.c:227 ath9k_wmi_ctrl_rx+0x2fd/0x530 drivers/net/wireless/ath/ath9k/wmi.c:227 ath9k_htc_rx_msg+0x5a7/0xac0 drivers/net/wireless/ath/ath9k/htc_hst.c:479 ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:653 [inline] ath9k_hif_usb_rx_cb+0x18fd/0x1ee0 drivers/net/wireless/ath/ath9k/hif_usb.c:686 __usb_hcd_giveback_urb+0x521/0x750 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x158/0x680 drivers/usb/core/hcd.c:1754 dummy_timer+0xd4d/0x4cc0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x45/0x4e0 kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x861/0xf90 kernel/time/timer.c:2022 run_timer_softirq+0x68/0xe0 kernel/time/timer.c:2035 __do_softirq+0x1c9/0x7c5 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0xe5/0x220 kernel/softirq.c:650 irq_exit_rcu+0x12/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x9e/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_apic_timer_interrupt+0x1f/0x30 arch/x86/include/asm/idtentry.h:649 native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline] arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline] acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline] acpi_idle_do_entry drivers/acpi/processor_idle.c:570 [inline] acpi_idle_enter+0x6d7/0x820 drivers/acpi/processor_idle.c:707 cpuidle_enter_state+0x84d/0x1ae0 drivers/cpuidle/cpuidle.c:239 cpuidle_enter+0x7f/0xf0 drivers/cpuidle/cpuidle.c:356 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x5ee/0x7f0 kernel/sched/idle.c:303 cpu_startup_entry+0x21/0x30 kernel/sched/idle.c:400 rest_init+0x22e/0x2b0 init/main.c:732 arch_call_rest_init+0x12/0x20 init/main.c:894 start_kernel+0x951/0xb40 init/main.c:1148 x86_64_start_reservations+0x2e/0x30 arch/x86/kernel/head64.c:556 x86_64_start_kernel+0x118/0x120 arch/x86/kernel/head64.c:537 secondary_startup_64_no_verify+0xcf/0xdb Uninit was created at: slab_post_alloc_hook+0x12d/0xb60 mm/slab.h:766 slab_alloc_node mm/slub.c:3452 [inline] __kmem_cache_alloc_node+0x518/0x920 mm/slub.c:3491 __do_kmalloc_node mm/slab_common.c:967 [inline] __kmalloc_node_track_caller+0x118/0x3c0 mm/slab_common.c:988 kmalloc_reserve net/core/skbuff.c:492 [inline] __alloc_skb+0x3b8/0x900 net/core/skbuff.c:565 __netdev_alloc_skb+0x12f/0x7e0 net/core/skbuff.c:630 __dev_alloc_skb include/linux/skbuff.h:3165 [inline] ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:635 [inline] ath9k_hif_usb_rx_cb+0xda6/0x1ee0 drivers/net/wireless/ath/ath9k/hif_usb.c:686 __usb_hcd_giveback_urb+0x521/0x750 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x158/0x680 drivers/usb/core/hcd.c:1754 dummy_timer+0xd4d/0x4cc0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x45/0x4e0 kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x861/0xf90 kernel/time/timer.c:2022 run_timer_softirq+0x68/0xe0 kernel/time/timer.c:2035 __do_softirq+0x1c9/0x7c5 kernel/softirq.c:571 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.2.0-syzkaller-81157-g944070199c5e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023 ===================================================== --- 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