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GET /api/patches/2217755/?format=api
{ "id": 2217755, "url": "http://patchwork.ozlabs.org/api/patches/2217755/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260330133035.287842-2-yebin@huaweicloud.com/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/projects/8/?format=api", "name": "Linux ext4 filesystem development", "link_name": "linux-ext4", "list_id": "linux-ext4.vger.kernel.org", "list_email": "linux-ext4@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260330133035.287842-2-yebin@huaweicloud.com>", "list_archive_url": null, "date": "2026-03-30T13:30:31", "name": "[v5,1/5] ext4: fix miss unlock 'sb->s_umount' in extents_kunit_init()", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "2c5991499f843168e7ba6f7ea7507a708e212206", "submitter": { "id": 85089, "url": "http://patchwork.ozlabs.org/api/people/85089/?format=api", "name": "Ye Bin", "email": "yebin@huaweicloud.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260330133035.287842-2-yebin@huaweicloud.com/mbox/", "series": [ { "id": 498033, "url": "http://patchwork.ozlabs.org/api/series/498033/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=498033", "date": "2026-03-30T13:30:32", "name": "Fix some issues about ext4-test", "version": 5, "mbox": "http://patchwork.ozlabs.org/series/498033/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2217755/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2217755/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <SRS0=6GFR=B6=vger.kernel.org=linux-ext4+bounces-15537-patchwork-incoming=ozlabs.org@ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-ext4@vger.kernel.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "patchwork-incoming@ozlabs.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=150.107.74.76; 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gandalf.ozlabs.org;\n dmarc=none (p=none dis=none) header.from=huaweicloud.com;\n spf=pass (client-ip=172.105.105.114; helo=tor.lore.kernel.org;\n envelope-from=linux-ext4+bounces-15537-patchwork-incoming=ozlabs.org@vger.kernel.org;\n receiver=ozlabs.org) smtp.mailfrom=vger.kernel.org", "i=1; smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=huaweicloud.com;\n spf=pass smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.51" ], "From": "Ye Bin <yebin@huaweicloud.com>", "To": "tytso@mit.edu,\n\tadilger.kernel@dilger.ca,\n\tlinux-ext4@vger.kernel.org", "Cc": "jack@suse.cz", "Subject": "[PATCH v5 1/5] ext4: fix miss unlock 'sb->s_umount' in\n extents_kunit_init()", "Date": "Mon, 30 Mar 2026 21:30:31 +0800", "Message-Id": "<20260330133035.287842-2-yebin@huaweicloud.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20260330133035.287842-1-yebin@huaweicloud.com>", "References": "<20260330133035.287842-1-yebin@huaweicloud.com>", "Precedence": "bulk", "X-Mailing-List": "linux-ext4@vger.kernel.org", "List-Id": "<linux-ext4.vger.kernel.org>", "List-Subscribe": "<mailto:linux-ext4+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-ext4+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-CM-TRANSID": "gCh0CgDHn0p7e8pp7U0sCw--.17260S5", "X-Coremail-Antispam": "1UD129KBjvJXoW7tr17ur4DZw1xZr45Wr48JFb_yoW8Xw1Dpw\n\t43AFyUKr1rZ3W7CFW8tF4UtryYka1fCa47CryfWF43XFW7u348Kr1fKF1YkFW5Xa1UXFn8\n\tZF40va4jkw43C3DanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2\n\t9KBjDU0xBIdaVrnRJUUUvGb4IE77IF4wAFF20E14v26r4j6ryUM7CY07I20VC2zVCF04k2\n\t6cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28IrcIa0xkI8VA2jI8067AKxVWUGw\n\tA2048vs2IY020Ec7CjxVAFwI0_Jrv_JF4l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxS\n\tw2x7M28EF7xvwVC0I7IYx2IY67AKxVWDJVCq3wA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxV\n\tW8Jr0_Cr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v2\n\t6rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMc\n\tIj6xIIjxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_\n\tJr0_Gr1lF7xvr2IYc2Ij64vIr41l42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr\n\t0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY\n\t17CE14v26r126r1DMIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_Jr0_JF4lIxAIcV\n\tC0I7IYx2IY6xkF7I0E14v26r1j6r4UMIIF0xvE42xK8VAvwI8IcIk0rVWUJVWUCwCI42IY\n\t6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4UJbIYCTnIWIevJa\n\t73UjIFyTuYvjxUFzV1UUUUU", "X-CM-SenderInfo": "p1hex046kxt4xhlfz01xgou0bp/", "X-Spam-Status": "No, score=-1.1 required=5.0 tests=ARC_SIGNED,ARC_VALID,\n\tDMARC_MISSING,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,\n\tSPF_HELO_NONE,SPF_PASS autolearn=disabled version=4.0.1", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on gandalf.ozlabs.org" }, "content": "From: Ye Bin <yebin10@huawei.com>\n\nThere's warning as follows when do ext4 kunit test:\nWARNING: kunit_try_catch/15923 still has locks held!\n7.0.0-rc3-next-20260309-00028-g73f965a1bbb1-dirty #281 Tainted: G E N\n1 lock held by kunit_try_catch/15923:\n #0: ffff888139f860e0 (&type->s_umount_key#70/1){+.+.}-{4:4}, at: alloc_super.constprop.0+0x172/0xa90\nCall Trace:\n <TASK>\n dump_stack_lvl+0x180/0x1b0\n debug_check_no_locks_held+0xc8/0xd0\n do_exit+0x1502/0x2b20\n kthread+0x3a9/0x540\n ret_from_fork+0xa76/0xdf0\n ret_from_fork_asm+0x1a/0x30\n\nAs sget() will return 'sb' which holds 's->s_umount' lock. However,\n\"extents-test\" miss unlock this lock.\nSo unlock 's->s_umount' in the end of extents_kunit_init().\n\nFixes: cb1e0c1d1fad (\"ext4: kunit tests for extent splitting and conversion\")\nSigned-off-by: Ye Bin <yebin10@huawei.com>\nReviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>\nReviewed-by: Ojaswin Mujoo <ojaswin@linux.ibm.com>\n---\n fs/ext4/extents-test.c | 2 ++\n 1 file changed, 2 insertions(+)", "diff": "diff --git a/fs/ext4/extents-test.c b/fs/ext4/extents-test.c\nindex 5496b2c8e2cd..82c59291e045 100644\n--- a/fs/ext4/extents-test.c\n+++ b/fs/ext4/extents-test.c\n@@ -309,6 +309,8 @@ static int extents_kunit_init(struct kunit *test)\n \tkunit_activate_static_stub(test, ext4_ext_zeroout, ext4_ext_zeroout_stub);\n \tkunit_activate_static_stub(test, ext4_issue_zeroout,\n \t\t\t\t ext4_issue_zeroout_stub);\n+\tup_write(&sb->s_umount);\n+\n \treturn 0;\n }\n \n", "prefixes": [ "v5", "1/5" ] }