From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 11BAC18641 for ; Thu, 15 Aug 2024 03:00:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723690837; cv=none; b=RbPGD18q5c1wGDxErhMAYwegaitCoxfSWKpKbQHmVl59nTgmEZQalmy0m49PO8cVA7bbsGx1CeyC62g94Y2BD8ZfFUPuDh7bvdCwqAxu1SJYNC4+mQdFhMz2arW5B4O2pwULOZbJFnQ9xJ/eqsx7L3Woz5iUewVwdNLYIJ0yN7I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723690837; c=relaxed/simple; bh=L2puwB1qaWdyP49tq60T5NvoRN2oruVvJ6wyKczpE0k=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=pBUoT1up3pcOfxzZoUbBvvNrBtZGJ3bzdoG8VBYwOeYqZSsOsZcV2VT7OYia3uMnLowmP3YqS3p07+S1BwY/Uf8HC0ZhG16DdJmnM6m9hLOMLETj3NjaHh9XVIgSLGMR170Re1ZPhV3IiQxDW7ey9pj3EM2xFXBI3deLRF3G86M= 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=209.85.166.69 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-io1-f69.google.com with SMTP id ca18e2360f4ac-8223aed78e2so68718139f.0 for ; Wed, 14 Aug 2024 20:00:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723690835; x=1724295635; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=6I+gIWxg5dsZIsatp2hWJDv5yzRQI5JZ8eTuaHX3O0Y=; b=oqtFmywkmbb2vueL4i2jt4Yp2yj2VUzm9MmQNY210ZmpDdMEuwpBQEdfTOXzYM2iWV aLdeOhCzXBYRZlJPEjDJS02u355F5BbFNrd/SZeDR66pslLJWyfLLBnK2l3BQjo4yHtw fMYluwNkHoA5b6SUY6WLrmNPg3kaDWojn4DGgTEDbeSPPOO3cCOF3oBEl04/u9x0ZN8S 8IhvspXx+mAiPSAyCbf+SuYKf0byRENuJ28OA2M2aPbv1Nz2L2k04UOIW8yEPN9Sqn+W RnYvk9VfCwrdaZX3I7xtZRxNSCRYIPwYZBBCqAOtiarn3G696cFXTxCYLwzihhpYkgqx rFHw== X-Gm-Message-State: AOJu0YxyjSUeQLk2O34TkjWAX4exEyvvQouA5QbfowdcNOgIV3rsNG2P ZOUaBl+Qjq/J8TXcMG/67qKYoBA0gMcSlII4U522yxFYqkDirNPakUW9KbxJKRnYRMgYC+ez9s+ RYXjA41cq39NSLpuhffMjVPoptLWuIBwbwLEPCNJuKQU2WQjruRrb4Ns= X-Google-Smtp-Source: AGHT+IGEVCZA+saxlNqhLzAF2ajTZYUmInut5GIz1l4iqQee4FV/yYmLuz+Z8fSBz31Gp540NsFk+F1wUcNwUUsfo7IZDRRBkpTX 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:b23:b0:381:c14:70cf with SMTP id e9e14a558f8ab-39d1244769amr4533495ab.1.1723690835179; Wed, 14 Aug 2024 20:00:35 -0700 (PDT) Date: Wed, 14 Aug 2024 20:00:35 -0700 In-Reply-To: <0000000000007ec511061f00a7b2@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ef1381061fb00b6c@google.com> Subject: Re: [syzbot] Re: [syzbot] [v9fs?] WARNING in v9fs_begin_writeback From: syzbot To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: Re: [syzbot] [v9fs?] WARNING in v9fs_begin_writeback Author: lizhi.xu@windriver.com clean dirty for the release inode, stop to worker wb it again. #syz test: upstream c0ecd6388360 diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c index e0d34e4e9076..85161f0bb749 100644 --- a/fs/9p/vfs_dir.c +++ b/fs/9p/vfs_dir.c @@ -218,7 +218,12 @@ int v9fs_dir_release(struct inode *inode, struct file *filp) if ((S_ISREG(inode->i_mode)) && (filp->f_mode & FMODE_WRITE)) retval = filemap_fdatawrite(inode->i_mapping); + printk("fid: %p, fidnum: %d, ino: %lx, ino is freeing:%d, will free: %d, dirty: %d, %s\n", fid, fid->fid, inode->i_ino, + inode->i_state & I_FREEING, + inode->i_state & I_WILL_FREE, + inode->i_state & I_DIRTY, __func__); spin_lock(&inode->i_lock); + inode->i_state |= I_FREEING; hlist_del(&fid->ilist); spin_unlock(&inode->i_lock); put_err = p9_fid_put(fid);