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Mon, 17 May 2021 10:46:15 -0400 (EDT) Date: Mon, 17 May 2021 16:12:26 +0200 From: Greg KH To: Jack Wang Subject: Re: 5.10.37 won't boot on my system, but 5.10.36 with same config does Message-ID: References: <1621180418@msgid.manchmal.in-ulm.de> <1621251453@msgid.manchmal.in-ulm.de> <1621251685@msgid.manchmal.in-ulm.de> <1621254246@msgid.manchmal.in-ulm.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Cc: iommu@lists.linux-foundation.org, Christoph Biedl , stable X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" T24gTW9uLCBNYXkgMTcsIDIwMjEgYXQgMDI6NDU6MDFQTSArMDIwMCwgSmFjayBXYW5nIHdyb3Rl Ogo+IENocmlzdG9waCBCaWVkbCA8bGludXgta2VybmVsLmJmcnpAbWFuY2htYWwuaW4tdWxtLmRl PiDkuo4yMDIx5bm0NeaciDE35pel5ZGo5LiAIOS4i+WNiDI6MjXlhpnpgZPvvJoKPiA+Cj4gPiBK YWNrIFdhbmcgd3JvdGUuLi4KPiA+Cj4gPiA+IENocmlzdG9waCBCaWVkbCA8bGludXgta2VybmVs LmJmcnpAbWFuY2htYWwuaW4tdWxtLmRlPiDkuo4yMDIx5bm0NeaciDE35pel5ZGo5LiAIOS4i+WN iDE6NTLlhpnpgZPvvJoKPiA+ID4gPgo+ID4gPiA+IENocmlzdG9waCBCaWVkbCB3cm90ZS4uLgo+ ID4gPiA+Cj4gPiA+ID4gPiBUaGFua3MgZm9yIHRha2luZyBjYXJlLCB1bmZvcnR1bmF0ZWx5IG5v IGltcHJvdmVtZW50IHdpdGggNS4xMC4zOC1yYzEgaGVyZS4KPiA+ID4gPgo+ID4gPiA+IFNvIGlu IGNhc2UgdGhpcyBpcyByZWxhdGVkIHRvIHRoZSAuY29uZmlnLCBJJ20gYXR0YWNoaW5nIGl0LiBI YXJkd2FyZSBpcywKPiA+ID4gPiBhcyBzYWlkIGJlZm9yZSwgYW4gb2xkIFRoaW5rcGFkIHgyMDAs IHZlbmRvciBCSU9TIGFuZCBubyBwYXJ0aWN1bGFyIG1vZGlmaWNhdGlvbnMuCj4gPiA+ID4gQWZ0 ZXIgZGlzYWJsaW5nIGFsbCB2Z2EvdmlkZW8vZmJjb24gcGFyYW1ldGVycyBJIHNlZSB0aGUgc3lz dGVtIHN1ZmZlcnMKPiA+ID4gPiBhIGtlcm5lbCBwYW5pYyBidXQgdW5mb3J0dW5hdGVseSBvbmx5 IHRoZSBsYXN0IDI1IGxpbmVzIGFyZSB2aXNpYmxlLgo+ID4gPiA+IFBvc3NpYmx5ICh0eXBvcyBh cmUgbWluZSkKPiA+ID4gPgo+ID4gPiA+ICAgICBSSVA6IDAwMTA6X19kb21haW5fbWFwcGluZysw eGE3LzB4M2EwCj4gPiA+ID4KPiA+ID4gPiBpcyBhIGhpbnQgaW50byB0aGUgcmlnaHQgZGlyZWN0 aW9uPwo+ID4gPiBUaGlzIGxvb2tzIGludGVsX2lvbW11IHJlbGF0ZWQsIGNhbiB5b3UgdHJ5IGJv b3Qgd2l0aAo+ID4gPiAiaW50ZWxfaW9tbXU9b2ZmIiBpbiBrZXJuZWwgcGFyYW1ldGVyPwo+ID4K PiA+IEdvdGNoYS4gU3lzdGVtIGJvb3RzIHVwIGZpbmUgdGhlbi4KPiA+Cj4gPiAgICAgQ2hyaXN0 b3BoCj4gU28gaXQncyBjYXVzZWQgYnkgdGhpcyBjb21taXRbMV0sIGFuZCBpdCBzaG91bGQgYmUg Zml4ZWQgYnkgbGF0ZXN0Cj4gNS4xMC4zOC1yYzEgaHR0cHM6Ly9naXQua2VybmVsLm9yZy9wdWIv c2NtL2xpbnV4L2tlcm5lbC9naXQvc3RhYmxlL2xpbnV4LXN0YWJsZS1yYy5naXQvbG9nLz9oPWxp bnV4LTUuMTAueQo+IFsxXWh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL3N0YWJsZS8yMDIxMDUxNTEz Mjg1NS40Ym43dmUyb3p2ZGhwbmo0QG5hYm9rb3YuZnJpdHouYm94LwoKSG9wZWZ1bGx5IHRoZSAi cmVhbCIgNS4xMC4zOC1yYzEgcmVsZWFzZSB0aGF0IGlzIG91dCBub3cgc2hvdWxkIGZpeAp0aGlz LiAgSWYgbm90LCBwbGVhc2UgbGV0IHVzIGtub3cuCgp0aGFua3MsCgpncmVnIGstaApfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwppb21tdSBtYWlsaW5nIGxp c3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZv dW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0088C433ED for ; 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Mon, 17 May 2021 10:46:15 -0400 (EDT) Date: Mon, 17 May 2021 16:12:26 +0200 From: Greg KH To: Jack Wang Cc: Christoph Biedl , stable , iommu@lists.linux-foundation.org Subject: Re: 5.10.37 won't boot on my system, but 5.10.36 with same config does Message-ID: References: <1621180418@msgid.manchmal.in-ulm.de> <1621251453@msgid.manchmal.in-ulm.de> <1621251685@msgid.manchmal.in-ulm.de> <1621254246@msgid.manchmal.in-ulm.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Mon, May 17, 2021 at 02:45:01PM +0200, Jack Wang wrote: > Christoph Biedl 于2021年5月17日周一 下午2:25写道： > > > > Jack Wang wrote... > > > > > Christoph Biedl 于2021年5月17日周一 下午1:52写道： > > > > > > > > Christoph Biedl wrote... > > > > > > > > > Thanks for taking care, unfortunately no improvement with 5.10.38-rc1 here. > > > > > > > > So in case this is related to the .config, I'm attaching it. Hardware is, > > > > as said before, an old Thinkpad x200, vendor BIOS and no particular modifications. > > > > After disabling all vga/video/fbcon parameters I see the system suffers > > > > a kernel panic but unfortunately only the last 25 lines are visible. > > > > Possibly (typos are mine) > > > > > > > > RIP: 0010:__domain_mapping+0xa7/0x3a0 > > > > > > > > is a hint into the right direction? > > > This looks intel_iommu related, can you try boot with > > > "intel_iommu=off" in kernel parameter? > > > > Gotcha. System boots up fine then. > > > > Christoph > So it's caused by this commit[1], and it should be fixed by latest > 5.10.38-rc1 https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/log/?h=linux-5.10.y > [1]https://lore.kernel.org/stable/20210515132855.4bn7ve2ozvdhpnj4@nabokov.fritz.box/ Hopefully the "real" 5.10.38-rc1 release that is out now should fix this. If not, please let us know. thanks, greg k-h