Re: [syzbot] [nilfs?] WARNING: ODEBUG bug in nilfs_detach_log_writer (2)
From: Edward Adam Davis
Date: Tue Oct 28 2025 - 00:08:52 EST
#syz test
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index f15ca6fc400d..0e8733bedfcb 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -2808,6 +2808,10 @@ static void nilfs_segctor_destroy(struct nilfs_sc_info *sci)
down_write(&nilfs->ns_segctor_sem);
+ if (sci->sc_task) {
+ printk("sci %p sctask %p %s\n", sci, sci->sc_task, __func__);
+ timer_shutdown_sync(&sci->sc_timer);
+ }
kfree(sci);
}