From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from wp530.webpack.hosteurope.de (wp530.webpack.hosteurope.de [80.237.130.52]) (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 B066515A9 for ; Fri, 20 May 2022 06:08:16 +0000 (UTC) Received: from [2a02:8108:963f:de38:eca4:7d19:f9a2:22c5]; authenticated by wp530.webpack.hosteurope.de running ExIM with esmtpsa (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) id 1nrvnu-0005lu-63; Fri, 20 May 2022 08:08:02 +0200 Message-ID: Date: Fri, 20 May 2022 08:08:01 +0200 Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.0 Subject: Re: [PATCH 1/1] um: fix error return code in winch_tramp() Content-Language: en-US To: Richard Weinberger , Nathan Chancellor Cc: Thorsten Leemhuis , Zhen Lei , Jeff Dike , anton ivanov , Andrew Morton , Eduard-Gabriel Munteanu , linux-um , linux-kernel , Nick Desaulniers , regressions References: <20210508032239.2177-1-thunder.leizhen@huawei.com> <1b03d888-cea3-3e6f-087f-daeb5642a975@leemhuis.info> <1087614384.239493.1649583213699.JavaMail.zimbra@nod.at> <1287561645.244713.1649702724736.JavaMail.zimbra@nod.at> From: Thorsten Leemhuis In-Reply-To: <1287561645.244713.1649702724736.JavaMail.zimbra@nod.at> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-bounce-key: webpack.hosteurope.de;regressions@leemhuis.info;1653026896;aee6ddeb; X-HE-SMSGID: 1nrvnu-0005lu-63 On 11.04.22 20:45, Richard Weinberger wrote: > ----- Ursprüngliche Mail ----- >> Von: "Nathan Chancellor" >> I attempted to print out the error code but it seems like there is no >> output in the console after "reboot: System halted". If I add an >> unconditional print right before the call to os_set_fd_block(), I see it >> during start up but I do not see it during shutdown. Is there some way >> to see that console output during shutdown? > > I think in this case the easiest way is attaching gdb with a breakpoint. I noticed this in my list of open regressions. It seems there wasn't any progress to get this regression fixed (please let me know in case I missed something), but I guess nobody considered it urgent which is likely not that much of a problem in this case. Hence I'm moving this to the back-burner: #regzbot backburner: special case and UML a leisure pursuit for the maintainer Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat) P.S.: As the Linux kernel's regression tracker I deal with a lot of reports and sometimes miss something important when writing mails like this. If that's the case here, don't hesitate to tell me in a public reply, it's in everyone's interest to set the public record straight. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from wp530.webpack.hosteurope.de ([2a01:488:42:1000:50ed:8234::]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nrvoA-00AiEL-3f for linux-um@lists.infradead.org; Fri, 20 May 2022 06:08:19 +0000 Message-ID: Date: Fri, 20 May 2022 08:08:01 +0200 MIME-Version: 1.0 Subject: Re: [PATCH 1/1] um: fix error return code in winch_tramp() Content-Language: en-US References: <20210508032239.2177-1-thunder.leizhen@huawei.com> <1b03d888-cea3-3e6f-087f-daeb5642a975@leemhuis.info> <1087614384.239493.1649583213699.JavaMail.zimbra@nod.at> <1287561645.244713.1649702724736.JavaMail.zimbra@nod.at> From: Thorsten Leemhuis In-Reply-To: <1287561645.244713.1649702724736.JavaMail.zimbra@nod.at> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-um" Errors-To: linux-um-bounces+geert=linux-m68k.org@lists.infradead.org To: Richard Weinberger , Nathan Chancellor Cc: Thorsten Leemhuis , Zhen Lei , Jeff Dike , anton ivanov , Andrew Morton , Eduard-Gabriel Munteanu , linux-um , linux-kernel , Nick Desaulniers , regressions T24gMTEuMDQuMjIgMjA6NDUsIFJpY2hhcmQgV2VpbmJlcmdlciB3cm90ZToKPiAtLS0tLSBVcnNw csO8bmdsaWNoZSBNYWlsIC0tLS0tCj4+IFZvbjogIk5hdGhhbiBDaGFuY2VsbG9yIiA8bmF0aGFu QGtlcm5lbC5vcmc+Cj4+IEkgYXR0ZW1wdGVkIHRvIHByaW50IG91dCB0aGUgZXJyb3IgY29kZSBi dXQgaXQgc2VlbXMgbGlrZSB0aGVyZSBpcyBubwo+PiBvdXRwdXQgaW4gdGhlIGNvbnNvbGUgYWZ0 ZXIgInJlYm9vdDogU3lzdGVtIGhhbHRlZCIuIElmIEkgYWRkIGFuCj4+IHVuY29uZGl0aW9uYWwg cHJpbnQgcmlnaHQgYmVmb3JlIHRoZSBjYWxsIHRvIG9zX3NldF9mZF9ibG9jaygpLCBJIHNlZSBp dAo+PiBkdXJpbmcgc3RhcnQgdXAgYnV0IEkgZG8gbm90IHNlZSBpdCBkdXJpbmcgc2h1dGRvd24u IElzIHRoZXJlIHNvbWUgd2F5Cj4+IHRvIHNlZSB0aGF0IGNvbnNvbGUgb3V0cHV0IGR1cmluZyBz aHV0ZG93bj8KPiAKPiBJIHRoaW5rIGluIHRoaXMgY2FzZSB0aGUgZWFzaWVzdCB3YXkgaXMgYXR0 YWNoaW5nIGdkYiB3aXRoIGEgYnJlYWtwb2ludC4KCkkgbm90aWNlZCB0aGlzIGluIG15IGxpc3Qg b2Ygb3BlbiByZWdyZXNzaW9ucy4gSXQgc2VlbXMgdGhlcmUgd2Fzbid0IGFueQpwcm9ncmVzcyB0 byBnZXQgdGhpcyByZWdyZXNzaW9uIGZpeGVkIChwbGVhc2UgbGV0IG1lIGtub3cgaW4gY2FzZSBJ Cm1pc3NlZCBzb21ldGhpbmcpLCBidXQgSSBndWVzcyBub2JvZHkgY29uc2lkZXJlZCBpdCB1cmdl bnQgd2hpY2ggaXMKbGlrZWx5IG5vdCB0aGF0IG11Y2ggb2YgYSBwcm9ibGVtIGluIHRoaXMgY2Fz ZS4gSGVuY2UgSSdtIG1vdmluZyB0aGlzIHRvCnRoZSBiYWNrLWJ1cm5lcjoKCiNyZWd6Ym90IGJh Y2tidXJuZXI6IHNwZWNpYWwgY2FzZSBhbmQgVU1MIGEgbGVpc3VyZSBwdXJzdWl0IGZvciB0aGUK bWFpbnRhaW5lcgoKQ2lhbywgVGhvcnN0ZW4gKHdlYXJpbmcgaGlzICd0aGUgTGludXgga2VybmVs J3MgcmVncmVzc2lvbiB0cmFja2VyJyBoYXQpCgpQLlMuOiBBcyB0aGUgTGludXgga2VybmVsJ3Mg cmVncmVzc2lvbiB0cmFja2VyIEkgZGVhbCB3aXRoIGEgbG90IG9mCnJlcG9ydHMgYW5kIHNvbWV0 aW1lcyBtaXNzIHNvbWV0aGluZyBpbXBvcnRhbnQgd2hlbiB3cml0aW5nIG1haWxzIGxpa2UKdGhp cy4gSWYgdGhhdCdzIHRoZSBjYXNlIGhlcmUsIGRvbid0IGhlc2l0YXRlIHRvIHRlbGwgbWUgaW4g YSBwdWJsaWMKcmVwbHksIGl0J3MgaW4gZXZlcnlvbmUncyBpbnRlcmVzdCB0byBzZXQgdGhlIHB1 YmxpYyByZWNvcmQgc3RyYWlnaHQuCgoKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpsaW51eC11bSBtYWlsaW5nIGxpc3QKbGludXgtdW1AbGlzdHMuaW5m cmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xp bnV4LXVtCg==