From nobody Sat Feb 7 18:15:37 2026 Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) (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 6D168212542 for ; Tue, 6 Jan 2026 11:31:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.177 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767699077; cv=none; b=Q3jXGhDc0D8Qhf/cQdplRxnszDlqZSfrnYPU14gfHS1wUUmE4zNsxqhwzixzhGx484xxNY1OSNm1lsCS41mH70zznruM5j/kAzWsP2SUnDXsy2vukQmcbeMbjxYUfJTHqkaimiD5tikqu6qIHBanc10Y1fLErjJe0+WZ6CBXB3E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767699077; c=relaxed/simple; bh=fO6UupZFERJDlIqdOpw2trQhlGReg9afEXPDwnqDu6U=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=msGJ2CTSA8WSD14a62SxoOkOgUnd6AWwHbZJjjfIhY0RZSuh/gzteb8qpcsgZWD0oQ3R2KG00h5Ha30tcAsheaS0GUY6a641DOkAYv0bAZRD2y3KCRp/ZZRtyLOUkFn31C5d8yp+yiyMpkIGG+qWkZOKM6AzJqQKiiOgiFqHwbg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=TgHQ6IYg; arc=none smtp.client-ip=209.85.214.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="TgHQ6IYg" Received: by mail-pl1-f177.google.com with SMTP id d9443c01a7336-2a099233e8dso8865415ad.3 for ; Tue, 06 Jan 2026 03:31:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1767699076; x=1768303876; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=/VMdGXBoUMv4tiAoGbxdhRDIq3r8oLq9e7PJQPOZXxY=; b=TgHQ6IYgbEqzV6vKbIyJ0rad0Fp5SUAzCatmmSwLrkpBTOwmxqOXf56dWgYxBe4hTO yNNDD5jadDX64PVMZzJLMsPwYPL80XNgt5dRGLlKc6GatXTOD2ztXv6jx9EVJqgGri5I uB5Y0DpgsopPn2Z0KUhEUkOak7FiMtR378hZAeFXpK0Ogm/wEAa0JGn6SFJvw7NYiyId cI15qN81UhsFsAnyJiUt+MR151UsEQKtQc5YCwGgQ9HaQmKkIP4PCQUugbIFEYjWXinS ArrAeM/I7SPCCss4IXoSmYcCNVYOSE14/LUpTrG4lnJ6BT9li9UT1M323hkgyOSkoBzr Ysiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767699076; x=1768303876; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=/VMdGXBoUMv4tiAoGbxdhRDIq3r8oLq9e7PJQPOZXxY=; b=iVNlICNceIe8AWzJe/gxD+Pzygff2T3u5EXPdTkR98lUAuZs+FhLkujlOKl3pkF9rN SbCkqnokiZN0KZRgqNzv9+umEnOrYutFTxqtpO9TYmMj7lteRr3+vtAYE8ux6ypgI9l0 cj8CU51e7NgQGRk67hyRoO8Jjfuw8iAA627Bgbg9T04e5jbMbTkA8vW1/DhtuKe4gfBa c3TgzC7SM4eETcFQ53UwigzQARHod8rTljyKtzbf6pamidf/fvVNVL/kwuk8jt5QlJ+X K8yx0ZXxOhSTnpws4I5blLguiCfAr/Q500ef6uTpbinEpUtZgMbvigRQSy5PODvlbXQw zofA== X-Forwarded-Encrypted: i=1; AJvYcCXT1EELHJunQrrKhFa8m4fbvdOyWdL2Msvyzv1jn8M5Hp8BJzzwV0qhFGIyMjKQ8AI6ZCwXTRFJZwA1zXg=@vger.kernel.org X-Gm-Message-State: AOJu0YywUCmc5pysIZkJ7Bda44Xh52CuFmbdc5mWspRUUjTiEQqbLElu wBW/6PIgPPKu+Y1kcyrBB+1Jol3g08J/SE1QN2Kgr+DwKrFU1D/QRv+O X-Gm-Gg: AY/fxX4LWeqXw0x1LBWpOnSIu9Aw6KUuGhj8VdIMcUObIx/s5ihasZMfMVq1GYnrIZi 2htJicpccKjTjLXLIcRCkpOj3mVkwVO/gxwiLr154U2xzK0TpBiApA//uMVhPvabC2BOLE4O1Xu rB+xtU4DTxTq4lKcpE04ZWdGp2fJUNfrCvKk39JeNiQMAqOZZZT6P2/CQz7oBbwAyOb+yljeFJN dty4fsjHAlzBqBOGv/jPxsHD5Kc//wn8lDFjKYoALODxK8G377a6dJS/fhEhb5UtCQKdTqXHTOY 27M5gKXBgZHq3ZXy5ZPomyMRgIDbyYT+SaRHmyVn6Z4SQV2CVHVOiKsQdTzuSV5J0000uAnDmg1 F0SCYjVGJJA8X59N6oklV6To0RMsbr7PHUNAqaanX97oQbqHOJ9vs9BQQsnlBbBr68Bb8rNSJdI yDuOV2mjV0H5q6Z4x2c6G9C9icSEA= X-Google-Smtp-Source: AGHT+IGkZ2hYbxyNtYQzCgXbNxMzUF9RoMX0pxZNWyZumEeNfVr1GE9y2to/afCSMZ5/UzIK3VNLMQ== X-Received: by 2002:a17:902:c946:b0:29e:e925:1aa0 with SMTP id d9443c01a7336-2a3e2e1353dmr26524895ad.45.1767699075681; Tue, 06 Jan 2026 03:31:15 -0800 (PST) Received: from localhost.localdomain ([111.125.210.92]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a3e3c4796asm20750675ad.34.2026.01.06.03.31.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Jan 2026 03:31:15 -0800 (PST) From: Prithvi Tambewagh To: syzbot+78359d5fbb04318c35e9@syzkaller.appspotmail.com, jlbec@evilplan.org, joseph.qi@linux.alibaba.com, mark@fasheh.com Cc: heming.zhao@suse.com, linux-kernel@vger.kernel.org, ocfs2-devel@lists.linux.dev, syzkaller-bugs@googlegroups.com, Prithvi Tambewagh Subject: Syzbot test for ocfs2: Fix deadlock in ocfs2_del_inode_from_orphan Date: Tue, 6 Jan 2026 17:00:53 +0530 Message-Id: <20260106113053.284336-1-activprithvi@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <66fdfef3.050a0220.9ec68.0031.GAE@google.com> References: <66fdfef3.050a0220.9ec68.0031.GAE@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" #syz test upstream 765e56e41a5af2d456ddda6cbd617b9d3295ab4e Signed-off-by: Prithvi Tambewagh Reported-by: syzbot+78359d5fbb04318c35e9@syzkaller.appspotmail.com Tested-by: syzbot+78359d5fbb04318c35e9@syzkaller.appspotmail.com --- fs/ocfs2/aops.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 76c86f1c2b1c..586e3b74d782 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -2295,8 +2295,6 @@ static int ocfs2_dio_end_io_write(struct inode *inode, goto out; } =20 - down_write(&oi->ip_alloc_sem); - /* Delete orphan before acquire i_rwsem. */ if (dwc->dw_orphaned) { BUG_ON(dwc->dw_writer_pid !=3D task_pid_nr(current)); @@ -2309,6 +2307,8 @@ static int ocfs2_dio_end_io_write(struct inode *inode, mlog_errno(ret); } =20 + down_write(&oi->ip_alloc_sem); + di =3D (struct ocfs2_dinode *)di_bh->b_data; =20 ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode), di_bh); base-commit: 765e56e41a5af2d456ddda6cbd617b9d3295ab4e --=20 2.34.1