From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lankhorst.se (unknown [141.105.120.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DF0772857CD for ; Fri, 20 Feb 2026 08:37:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=141.105.120.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771576671; cv=none; b=iH4nR3byKYlb4Nyq+ao8SQEyWKrB6FTArjSYTCk4RO8pX3JHqfr/0pml637/lk7/FxEfdkC9U1aKNVKMafRNalKpJXWeyZOC27bfbP7FmSV90p3Tpea5XYQeFKMg0XdybblLtuJAsqiBPwWEvGEyzFxjtZKXCAim8ceKaHiFr0E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771576671; c=relaxed/simple; bh=hfuiKbZoiFCdq6MXoxyC1QnOf4JbUHSRhvGeWVtO/UA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Mfi7Aqqt2FpqFkxWQrpvEvjDhv8UWyr0aBLlC7k4XpCdSiXf27bhQYIsoSrreqHtBONNQHxiMPytCf4kt+uLwh943op0hvvuEaKZ29xqZyYxAFxrpB+zez+YmdE0zAPlwzQHaSdKpjX48upsOXKOsQeEeYHEy9QKcpvgf6VE5Jw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lankhorst.se; spf=pass smtp.mailfrom=lankhorst.se; dkim=pass (2048-bit key) header.d=lankhorst.se header.i=@lankhorst.se header.b=Ygd+mLi5; arc=none smtp.client-ip=141.105.120.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lankhorst.se Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lankhorst.se Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=lankhorst.se header.i=@lankhorst.se header.b="Ygd+mLi5" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lankhorst.se; s=default; t=1771576668; bh=hfuiKbZoiFCdq6MXoxyC1QnOf4JbUHSRhvGeWVtO/UA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ygd+mLi51GLCi0eC2c+EoXxZSORJlds+tSDj0V3QLkVeEorJD2DUr2uJ4vJyndfDZ xep0YcFkzuAhp7cUUySMvTVXuVxnh2bh74hk0ueugoiu4ug24k3Qc7MY9XLY63+gdF iZ30CE/yFnkymmASNTSone1g4Na2BOsMguWOEOtahqG1eC3XJKdLNhcXse/gqehfhW uvLvtJs6JO69SVC4JihMMsETmsf4Fb2XJrQ5iYh6PxUwlrEIlv/jtdFiuStA6RTCdt a5FmXZbt/iHKNg2bdcGbtg4weJLRGo3935qAt3+pbNdnnDLaq4mCI8ODGvo18Dtgrp VHDxdPWl068qQ== From: Maarten Lankhorst To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: linux-rt-devel@lists.linux.dev, dri-devel@lists.freedesktop.org, Maarten Lankhorst Subject: [i915-rt v6 24/24] FOR-CI: bump MAX_STACK_TRACE_ENTRIES Date: Fri, 20 Feb 2026 09:37:22 +0100 Message-ID: <20260220083657.28815-50-dev@lankhorst.se> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260220083657.28815-26-dev@lankhorst.se> References: <20260220083657.28815-26-dev@lankhorst.se> Precedence: bulk X-Mailing-List: linux-rt-devel@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit We're hitting a bug in CI where MAX_STACK_TRACE_ENTRIES is set too low. My guess is the repeated loading/unloading is creating multiples of the same entries. As a hack just reset lockdep. This might only be necessary for CI + PREEMPT_RT. Signed-off-by: Maarten Lankhorst --- lib/Kconfig.debug | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 1e1776049a84e..e8da58d2bf5c8 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1545,8 +1545,8 @@ config LOCKDEP_CHAINS_BITS config LOCKDEP_STACK_TRACE_BITS int "Size for MAX_STACK_TRACE_ENTRIES (as Nth power of 2)" depends on LOCKDEP && !LOCKDEP_SMALL - range 10 26 - default 19 + range 22 26 + default 22 help Try increasing this value if you hit "BUG: MAX_STACK_TRACE_ENTRIES too low!" message. -- 2.51.0