From: Bert Karwatzki <spasswolf@web.de>
To: seanjc@google.com
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-rt-devel@lists.linux.dev,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, Jakub Kicinski <kuba@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
torvalds@linux-foundation.org, x86@kernel.org,
tglx@linutronix.de, bp@alien8.de, spasswolf@web.de
Subject: Re: (Re)boot hangs and refcount errors on next-20250829
Date: Sun, 31 Aug 2025 17:21:13 +0200 [thread overview]
Message-ID: <cc8225b1fbdde38867f41955f34b748bb9f4f898.camel@web.de> (raw)
In-Reply-To: <20250831141426.2786-1-spasswolf@web.de>
I've found the missing piece of the patch here:
https://lore.kernel.org/all/175664303766.1920.13212322629796216488.tip-bot2@tip-bot2/#t
diff --git a/kernel/futex/core.c b/kernel/futex/core.c
index fb63c13aa66f..125804fbb5cb 100644
--- a/kernel/futex/core.c
+++ b/kernel/futex/core.c
@@ -1722,6 +1722,7 @@ int futex_mm_init(struct mm_struct *mm)
RCU_INIT_POINTER(mm->futex_phash, NULL);
mm->futex_phash_new = NULL;
/* futex-ref */
+ mm->futex_ref = NULL;
atomic_long_set(&mm->futex_atomic, 0);
mm->futex_batches = get_state_synchronize_rcu();
return 0;
This solves all the mentioned Problems!
Bert Karwatzki
next prev parent reply other threads:[~2025-08-31 15:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-31 14:14 Bert Karwatzki
2025-08-31 15:21 ` Bert Karwatzki [this message]
2025-08-31 15:39 ` Borislav Petkov
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