From: "Emilio G. Cota" <cota@braap.org>
To: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-devel@nongnu.org, peter.maydell@linaro.org, alex.bennee@linaro.org
Subject: Re: [Qemu-devel] [PATCH v2 0/3] target/arm: Reduce overhead of cpu_get_tb_cpu_state
Date: Thu, 21 Feb 2019 16:21:30 -0500 [thread overview]
Message-ID: <20190221212130.GA6971@flamenco> (raw)
In-Reply-To: <20190219233421.388-1-richard.henderson@linaro.org>
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:
[...]
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 = 0xeec52210)
Stack: (0xeec53fb0 to 0xeec54000)
3fa0: 7eb888f0 00000000 003fb0d6 fffffd90
3fc0: 7eb888e0 76fd8050 00000000 7eb88ab0 00000000 0001223c 76fd8958 7eb88a90
3fe0: 7eb88918 7eb888c0 76fbb187 76fc1362 600c0030 ffffffff 00000000 00000000
[<8000ab94>] (vfp_reload_hw) from [<800136c0>] (__und_usr_fault_32+0x0/0x8)
Code: 0a000010 e58ab110 eee85a10 e783a10b (ecba0b20)
---[ end trace 26acd422f5b3785f ]---
Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
Thanks,
Emilio
next prev parent reply other threads:[~2019-02-21 21:21 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-19 23:34 [Qemu-devel] [PATCH v2 0/3] target/arm: Reduce overhead of cpu_get_tb_cpu_state Richard Henderson
2019-02-19 23:34 ` [Qemu-devel] [PATCH v2 1/3] target/arm: Split out recompute_hflags et al Richard Henderson
2019-02-19 23:34 ` [Qemu-devel] [PATCH v2 2/3] target/arm: Rebuild hflags at el changes and MSR writes Richard Henderson
2019-02-20 10:31 ` Alex Bennée
2019-02-19 23:34 ` [Qemu-devel] [PATCH v2 3/3] target/arm: Rely on hflags correct in cpu_get_tb_cpu_state Richard Henderson
2019-02-20 10:33 ` Alex Bennée
2019-02-20 0:03 ` [Qemu-devel] [PATCH v2 0/3] target/arm: Reduce overhead of cpu_get_tb_cpu_state no-reply
2019-02-20 0:07 ` no-reply
2019-02-21 21:21 ` Emilio G. Cota [this message]
2019-02-21 22:36 ` Alex Bennée
2019-02-21 22:59 ` Emilio G. Cota
2019-02-22 0:14 ` Richard Henderson
2019-02-27 15:28 ` no-reply
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20190221212130.GA6971@flamenco \
--to=cota@braap.org \
--cc=alex.bennee@linaro.org \
--cc=peter.maydell@linaro.org \
--cc=qemu-devel@nongnu.org \
--cc=richard.henderson@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.