From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 72E391E22F0 for ; Mon, 21 Oct 2024 08:36:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729499793; cv=none; b=ZWGJ87UYDzKflRb+YMIa44IR+OHQraaozncNalF9BLdkyF4/F+10rCSg5gvG5wxy488YmG6oF5SZi9XAuF5wNEYJxSts0kVD5Xgcjk1ZeVo2DJwli6ZIbCwj1f3P03mQLi7nkovWU+ZJQw6mHbhmI0z/FOF7xVpKFq3xfyFfxfE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729499793; c=relaxed/simple; bh=UR/eFMFtYxFbWibbF8Q/80OBKdTt8vA31g1qMtYDjHs=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=cmGleB30u3/45te38yNDDIqVeRTJaUN01uUq/VTGm1rnyXwUPsJPcQ3V6Ayq/J8SASwB7pBzdGBRSg7HIvcug1CF5hDGsVCI2pYNy3Qs9DjQtP4kQtsksaz8FjIyBfkuCsiyHv5UKrQWAGzaXtBQ9Y8hfxaZrNydZc2BsGl+lz4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f198.google.com with SMTP id e9e14a558f8ab-3a3ae775193so42714545ab.1 for ; Mon, 21 Oct 2024 01:36:31 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729499790; x=1730104590; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=AU6BONPz4GZja+CAfK/WgEnWDQjALr4o8WVnrA+Tz6I=; b=dNd6IjubVz+wDeMmBEHslIbMlOZPn75Brevt1JM/WlHeXuEwc8MuzdwtlRXhn0uUis k8K3HweQRJvSOIY0r4CaYr9jdhIhpnp7G42uOteEGjhinaVecdlj7ELAPUwNIwDF6x+v lr5IgDc2+wlHnFBVWTYtky+Aud/uswBsOV+gaLjmI8nyb4KUfxiNU83bpIAupBXhLnWc 4zdL3+CCLhx1uCekFWpyPy/ZKpWvGoAZjkfsVHWj9/DBkQMwU+vk8yVqT6dv5SGDtNMA 4tOI7yBC1YIvBmQrJPxEKKTgU6g3/TOP0MDfyzG5NeO1fa5vluIb0oFwYwJVDsRx7SbS 36lw== X-Forwarded-Encrypted: i=1; AJvYcCWu8LPzY9Bj3KUy5uoypw3raYXIcAYG++dOLOrC6m6u/O7C53GVktCw3iI/SFp1E/ZrE4Z8E49YUxqUjAA=@vger.kernel.org X-Gm-Message-State: AOJu0Ywg6GDU97632huHZeq6nVm08PXtEgVij9OvkujtQCUqxrp5K3F5 xk6XTUi5M3f+tv3kDuCa93BR7SkUCgcKGrY6k08cOHVKkhnTV3imkkgk2n2jt2YY9Pv+eMyTMsl A4qo6hX7+K+oLSFVVz3RshZrsYw8qcEIn2MD0SdWMUF6QJ7lL8MLdlLs= X-Google-Smtp-Source: AGHT+IGzF32Vs2zfAM9AJGOtYsTIo2pxG3wmoCo3t6XQjvJkpvEKo0SJZJ1W7gNrsI9Gq+tUHmE3SHFxOrkJP5ehlM/YEHbO4vx6 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1fe5:b0:3a3:49f0:f425 with SMTP id e9e14a558f8ab-3a3f3fd0bc2mr91852205ab.0.1729499790597; Mon, 21 Oct 2024 01:36:30 -0700 (PDT) Date: Mon, 21 Oct 2024 01:36:30 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6716128e.050a0220.10f4f4.0040.GAE@google.com> Subject: [syzbot] [kernel?] BUG: workqueue leaked atomic, lock or RCU: kworker/NUM:NUM[NUM] From: syzbot To: bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 09cf85ef183a Merge branch 'ipv4-namespacify-ipv4-address-h.. git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=14bc2b27980000 kernel config: https://syzkaller.appspot.com/x/.config?x=97682d9a9859be7a dashboard link: https://syzkaller.appspot.com/bug?extid=21814e89fd126bbfb79c compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/f07fbcff269f/disk-09cf85ef.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/27b386159ee2/vmlinux-09cf85ef.xz kernel image: https://storage.googleapis.com/syzbot-assets/0d9909f42c33/bzImage-09cf85ef.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+21814e89fd126bbfb79c@syzkaller.appspotmail.com BUG: workqueue leaked atomic, lock or RCU: kworker/0:4[5280] preempt=0x00000000 lock=0->0 RCU=0->0 workfn=nsim_dev_trap_report_work INFO: lockdep is turned off. CPU: 0 UID: 0 PID: 5280 Comm: kworker/0:4 Not tainted 6.12.0-rc1-syzkaller-00360-g09cf85ef183a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events nsim_dev_trap_report_work Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 process_one_work kernel/workqueue.c:3250 [inline] process_scheduled_works+0x1158/0x1850 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 --- 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. 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