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a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1688547563; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hf4glG5RrjzsZDHEwCTkoyrZ5ilmAB1pGZBJhpzC2Ts=; b=WXuFSKXOCh1bWDYSwOVlOTwwgaxNSLNZrIvGR6iUs0KHjqUewYG+1ALcpaqMWc2qLLu8J1 r2WKhuAza3mrCBDw== To: Baokun Li Cc: arjan@linux.intel.com, ashok.raj@intel.com, ashok.raj@linux.intel.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, mario.limonciello@amd.com, thomas.lendacky@amd.com, tony.luck@intel.com, tonyb@cybernetics.com, x86@kernel.org, yangerkun , Baoquan He , kexec@lists.infradead.org Subject: Re: [BUG REPORT] Triggering a panic in an x86 virtual machine does not wait In-Reply-To: <71578392-63ed-02a9-24da-2adf8cce38c7@huawei.com> References: <20230615193330.608657211@linutronix.de> <71578392-63ed-02a9-24da-2adf8cce38c7@huawei.com> Date: Wed, 05 Jul 2023 10:59:23 +0200 Message-ID: <87ttui91jo.ffs@tglx> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230705_015929_580223_149605C1 X-CRM114-Status: GOOD ( 14.09 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org T24gTW9uLCBKdWwgMDMgMjAyMyBhdCAxMTo0NCwgQmFva3VuIExpIHdyb3RlOgoKPiBXaGVuIEkg bWFudWFsbHkgdHJpZ2dlciBwYW5pYyBpbiBhIHF1bWUgeDg2IFZNIHdpdGgKPgo+ICDCoMKgwqDC oMKgwqAgYGVjaG8gYyA+IC9wcm9jL3N5c3JxLXRyaWdnZXJgLAo+Cj4gIMKgSSBmaW5kIHRoYXQg dGhlIFZNIHdpbGwgcHJvYmFibHkgcmVib290IGRpcmVjdGx5LCBidXQgdGhlIAo+IFBBTklDX1RJ TUVPVVQgaXMgMC4KPiBUaGlzIHByZXZlbnRzIHVzIGZyb20gZXhwb3J0aW5nIHRoZSB2bWNvcmUg dmlhIHBhbmljLCBhbmQgZXZlbiBpZiB3ZSBzdWNjZWVkCj4gaW4gcGFuaWMgZXhwb3J0aW5nIHRo ZSB2bWNvcmUsIHRoZSBwcm9jZXNzZXMgaW4gdGhlIHZtY29yZSBhcmUgbW9zdGx5Cj4gc3RvcF90 aGlzX2NwdSgpLiBCeSBkaWNob3RvbWl6aW5nIHdlIGZvdW5kIHRoZSBwYXRjaCB0aGF0IGludHJv ZHVjZWQgdGhlCj4gYmVoYXZpb3IgY2hhbmdlCj4KPiAgwqDCoCA0NWUzNGM4YWY1OGYgKCJ4ODYv c21wOiBQdXQgQ1BVcyBpbnRvIElOSVQgb24gc2h1dGRvd24gaWYgcG9zc2libGUiKSwKCkJhaCwg SSBtaXNzZWQgdGhhdCB0aGlzIGlzIHVzZWQgYnkgY3Jhc2ggdG9vLiBTbyBpZiB0aGlzIGhhcHBl bnMgdG8gYmUKaW52b2tlZCBvbiBhbiBBUCwgaS5lLiBub3Qgb24gQ1BVIDAsIHRoZW4gdGhlIElO SVQgd2lsbCByZXNldCB0aGUKbWFjaGluZS4gRml4IGJlbG93LgoKVGhhbmtzLAoKICAgICAgICB0 Z2x4Ci0tLQpkaWZmIC0tZ2l0IGEvYXJjaC94ODYva2VybmVsL3NtcGJvb3QuYyBiL2FyY2gveDg2 L2tlcm5lbC9zbXBib290LmMKaW5kZXggZWQyZDUxOTYwYTdkLi5lMWFhMmNkNzczNGIgMTAwNjQ0 Ci0tLSBhL2FyY2gveDg2L2tlcm5lbC9zbXBib290LmMKKysrIGIvYXJjaC94ODYva2VybmVsL3Nt cGJvb3QuYwpAQCAtMTM0OCw2ICsxMzQ4LDE0IEBAIGJvb2wgc21wX3Bhcmtfb3RoZXJfY3B1c19p bl9pbml0KHZvaWQpCiAJaWYgKGFwaWMtPndha2V1cF9zZWNvbmRhcnlfY3B1XzY0IHx8IGFwaWMt Pndha2V1cF9zZWNvbmRhcnlfY3B1KQogCQlyZXR1cm4gZmFsc2U7CiAKKwkvKgorCSAqIElmIHRo aXMgaXMgYSBjcmFzaCBzdG9wIHdoaWNoIGRvZXMgbm90IGV4ZWN1dGUgb24gdGhlIGJvb3QgQ1BV LAorCSAqIHRoZW4gdGhpcyBjYW5ub3QgdXNlIHRoZSBJTklUIG1lY2hhbmlzbSBiZWNhdXNlIElO SVQgdG8gdGhlIGJvb3QKKwkgKiBDUFUgd2lsbCByZXNldCB0aGUgbWFjaGluZS4KKwkgKi8KKwlp ZiAodGhpc19jcHUpCisJCXJldHVybiBmYWxzZTsKKwogCWZvcl9lYWNoX3ByZXNlbnRfY3B1KGNw dSkgewogCQlpZiAoY3B1ID09IHRoaXNfY3B1KQogCQkJY29udGludWU7CgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwprZXhlYyBtYWlsaW5nIGxpc3QKa2V4 ZWNAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2tleGVjCg==