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[2a01:cb00:1331:aa00:a2e4:fb7b:d88:7544]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4870bf344fcsm13570016f8f.26.2026.09.17.00.06.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 17 Sep 2026 00:06:02 -0700 (PDT) Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Thu, 17 Sep 2026 09:06:02 +0200 Message-Id: To: , , Subject: Re: [OE-core] [wrynose][PATCH] qemuriscv.inc: use fw_dynamic.elf as BIOS when KERNEL_DEBUG is enabled From: "Yoann Congal" Cc: , X-Mailer: aerc 0.20.0 References: <20260916121517.1513695-1-Harish.Sadineni@windriver.com> In-Reply-To: List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Thu, 17 Sep 2026 07:06:08 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/246026 On Wed Sep 16, 2026 at 9:55 PM CEST, Trevor Gamblin via lists.openembedded.= org wrote: > On Wed Sep 16, 2026 at 8:15 AM EDT, Harish.Sadineni wrote: >> From: Harish Sadineni >> >> QEMU RISC-V hangs (qemu hang-up) when using fw_jump.elf as the >> default BIOS while kernel debugging is enabled. This has been >> observed with the 6.18 kernel (exact version where it was >> introduced is not known). >> >> As a workaround, switch to fw_dynamic.elf when KERNEL_DEBUG is >> enabled, which avoids the hang and works correctly with debug >> builds. The default behaviour is unchanged and continues to use >> fw_jump.elf when KERNEL_DEBUG is not set. > > It'd be good to understand exactly why this doesn't work and what changed > upstream. I'm looking into it in a local checkout, but I probably won't h= ave an > answer for a day or two. Thanks Trevor! Harish, this patch is for master isn't it? If that's the case, would you mind resending it witout the [wrynose] tag so it can be picked-up there? Thanks! > > Trevor >> >> [YOCTO #16409] FYI, I have not seen this specific error on wrynose (kernel 6.18). >> >> Signed-off-by: Harish Sadineni >> --- >> meta/conf/machine/include/riscv/qemuriscv.inc | 5 ++++- >> 1 file changed, 4 insertions(+), 1 deletion(-) Regards, --=20 Yoann Congal Smile ECS