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Message-ID: <000000000000850b95061c2b9fc0@google.com>
Date: Mon, 01 Jul 2024 01:45:45 -0700
From: syzbot <syzbot+8996d8f176cf946ef641@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org
Subject: Re: [syzbot] Re: [syzbot] [bcachefs?] INFO: task hung in bch2_fs_read_only_work

For archival purposes, forwarding an incoming command email to
linux-kernel@...r.kernel.org.

***

Subject: Re: [syzbot] [bcachefs?] INFO: task hung in bch2_fs_read_only_work
Author: lizhi.xu@...driver.com

#syz test: upstream f06ce441457d

when hit -BCH_ERR_fsck_errors_not_fixed in journal_entry_err, it will make
journal_entry_btree_keys_validate output too many same error log, and it will block
bch2_fs_start to release state_lock

diff --git a/fs/bcachefs/journal_io.c b/fs/bcachefs/journal_io.c
index 492426c8d869..67c3f09162e4 100644
--- a/fs/bcachefs/journal_io.c
+++ b/fs/bcachefs/journal_io.c
@@ -415,6 +415,8 @@ static int journal_entry_btree_keys_validate(struct bch_fs *c,
 					       flags|BCH_VALIDATE_journal);
 		if (ret == FSCK_DELETED_KEY)
 			continue;
+		else if (ret == -BCH_ERR_fsck_errors_not_fixed)
+			break;
 
 		k = bkey_next(k);
 	}

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