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AJvYcCUEiz0tbS2BSxZeQlARGJGCQiIWHpimVsZTeHBqbQeeRFq0wCQNb4JwgJ7eA9ycbS5jDFqwF+8Upx4eCeD9GBHJqYhz8LBrZnDwuG3L X-Gm-Message-State: AOJu0Yxa6ynfOlYitO8C3bhvLnHLOr+J4lJlRF6wkCWmpcs+RhNeR8rX q9zjXl3nmF+HiFm9BPLuScIXGPHHPVJD8wD6d1beH42k6d/XqtgslAaBKRjh8AhrRs4NLPEOQiX R X-Google-Smtp-Source: AGHT+IFbDsxBfHHrdHmon+KNDp719Cvyfx9LAUkmqxUhI4n3t/hoKNycwbLbS/RmMt08YA8gy4CUNQ== X-Received: by 2002:a05:6300:44:b0:1c2:88eb:1d33 with SMTP id adf61e73a8af0-1c477444d24mr12282492637.6.1722368089230; Tue, 30 Jul 2024 12:34:49 -0700 (PDT) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-7a9f7c74533sm8061886a12.7.2024.07.30.12.34.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Jul 2024 12:34:48 -0700 (PDT) Message-ID: <520fb82a-8340-4dc2-8964-2abef81b83fa@kernel.dk> Date: Tue, 30 Jul 2024 13:34:47 -0600 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Linux 6.11-rc1 From: Jens Axboe To: Peter Zijlstra , Linus Torvalds Cc: Guenter Roeck , Andy Lutomirski , Ingo Molnar , Peter Anvin , Linux Kernel Mailing List , the arch/x86 maintainers References: <20240730192237.GR33588@noisy.programming.kicks-ass.net> <231e7a2e-7e2e-4b82-b084-8943b2236de0@kernel.dk> Content-Language: en-US In-Reply-To: <231e7a2e-7e2e-4b82-b084-8943b2236de0@kernel.dk> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 7/30/24 1:31 PM, Jens Axboe wrote: >> Thish would make this BUG_IF_WRONG_CR3, which starts with an ALTERNATIVE >> jmp. I think we landed a pile of ALTERNATIVE patches this merge window. >> >> That said, Boris did spend an awful lot of time testing them... but this >> is 32bit so who knows how much time that got. > > Since I got this setup with Guenter's setup, it literally takes me seconds > to compile and test anything. So feel free to toss anything at it and we'll > see what sticks. I reverted all the alternative changes, still crashes in the same way. This is range 1467b49869df..208c6772d38392 fwiw. -- Jens Axboe