From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:58881) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gwwxO-0000Q9-S8 for qemu-devel@nongnu.org; Thu, 21 Feb 2019 17:36:43 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gwwxO-0000uU-1q for qemu-devel@nongnu.org; Thu, 21 Feb 2019 17:36:42 -0500 Received: from mail-wr1-x441.google.com ([2a00:1450:4864:20::441]:33275) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gwwxN-0000nG-Az for qemu-devel@nongnu.org; Thu, 21 Feb 2019 17:36:41 -0500 Received: by mail-wr1-x441.google.com with SMTP id i12so278721wrw.0 for ; Thu, 21 Feb 2019 14:36:27 -0800 (PST) References: <20190219233421.388-1-richard.henderson@linaro.org> <20190221212130.GA6971@flamenco> From: Alex =?utf-8?Q?Benn=C3=A9e?= In-reply-to: <20190221212130.GA6971@flamenco> Date: Thu, 21 Feb 2019 22:36:25 +0000 Message-ID: <87va1c3h1y.fsf@zen.linaroharston> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [PATCH v2 0/3] target/arm: Reduce overhead of cpu_get_tb_cpu_state List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Emilio G. Cota" Cc: Richard Henderson , qemu-devel@nongnu.org, peter.maydell@linaro.org Emilio G. Cota writes: > On Tue, Feb 19, 2019 at 15:34:18 -0800, Richard Henderson wrote: >> Changes since v1: >> * Apparently I had started a last-minute API change, and failed to >> covert all of the users, and also failed to re-test afterward. >> * Retain assertions for --enable-debug-tcg. > > This brings my arm-softmmu bootup+shutdown test to an early death: Can you retry with --enable-tcg-debug? > > [...] > VFS: Mounted root (ext4 filesystem) readonly on device 254:1. > devtmpfs: mounted > Freeing unused kernel memory: 300K (80669000 - 806b4000) > BUG: unsupported FP instruction in kernel mode > Internal error: Oops - undefined instruction: 0 [#1] SMP ARM > Modules linked in: > CPU: 0 PID: 1 Comm: init Not tainted 4.5.0-ajb #10 > Hardware name: Generic DT based system > task: eec58000 ti: eec52000 task.ti: eec52000 > PC is at vfp_reload_hw+0xc/0x44 > LR is at __und_usr_fault_32+0x0/0x8 > pc : [<8000ab94>] lr : [<800136c0>] psr: 000c0013 > sp : eec53fb0 ip : 7eb88918 fp : 00000000 > r10: eec520f8 r9 : 8001371c r8 : 00000b00 > r7 : 00000001 r6 : eec5204c r5 : 40000000 r4 : 00000000 > r3 : 806e1058 r2 : 76fc1362 r1 : 40000000 r0 : ecac8b10 > Flags: nzcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user > Control: 30c5387d Table: ae4048c0 DAC: fffffffd > Process init (pid: 1, stack limit =3D 0xeec52210) > Stack: (0xeec53fb0 to 0xeec54000) > 3fa0: 7eb888f0 00000000 003fb0d6 ffff= fd90 > 3fc0: 7eb888e0 76fd8050 00000000 7eb88ab0 00000000 0001223c 76fd8958 7eb8= 8a90 > 3fe0: 7eb88918 7eb888c0 76fbb187 76fc1362 600c0030 ffffffff 00000000 0000= 0000 > [<8000ab94>] (vfp_reload_hw) from [<800136c0>] (__und_usr_fault_32+0x0/0x= 8) > Code: 0a000010 e58ab110 eee85a10 e783a10b (ecba0b20) > ---[ end trace 26acd422f5b3785f ]--- > Kernel panic - not syncing: Attempted to kill init! exitcode=3D0x0000000b > ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=3D0= x0000000b > > Thanks, > > Emilio -- Alex Benn=C3=A9e