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From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
To: Kevin Wolf <kwolf@redhat.com>
Cc: lichun@ruijie.com.cn, qemu-devel@nongnu.org, armbru@redhat.com
Subject: Re: [PATCH for-5.2 0/3] hmp: Fix arg evaluation crash (regression)
Date: Fri, 13 Nov 2020 12:46:19 +0000	[thread overview]
Message-ID: <20201113124619.GL3251@work-vm> (raw)
In-Reply-To: <20201113114326.97663-1-kwolf@redhat.com>

* Kevin Wolf (kwolf@redhat.com) wrote:
> When I restricted the section where the current monitor is set to only
> the command handler, I missed that monitor_parse_arguments() can use it
> indirectly, too, when evaluating register variables. These cases get
> NULL now and crash (easy to reproduce with "x $pc").
> 
> This series passes the right monitor object down instead of using
> monitor_cur(), which fixes the crash.
> 

Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

and queued; I'll send out an HMP pull shortly.

> Kevin Wolf (3):
>   hmp: Pass monitor to mon_get_cpu()
>   hmp: Pass monitor to MonitorDef.get_value()
>   hmp: Pass monitor to mon_get_cpu_env()
> 
>  include/monitor/hmp-target.h |  7 ++++---
>  monitor/monitor-internal.h   |  2 +-
>  monitor/hmp.c                |  2 +-
>  monitor/misc.c               | 24 ++++++++++++------------
>  target/i386/monitor.c        | 11 ++++++-----
>  target/m68k/monitor.c        |  2 +-
>  target/nios2/monitor.c       |  2 +-
>  target/ppc/monitor.c         | 22 +++++++++++++---------
>  target/riscv/monitor.c       |  2 +-
>  target/sh4/monitor.c         |  2 +-
>  target/sparc/monitor.c       | 12 +++++++-----
>  target/xtensa/monitor.c      |  2 +-
>  12 files changed, 49 insertions(+), 41 deletions(-)
> 
> -- 
> 2.28.0
> 
-- 
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK



      parent reply	other threads:[~2020-11-13 12:47 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-13 11:43 [PATCH for-5.2 0/3] hmp: Fix arg evaluation crash (regression) Kevin Wolf
2020-11-13 11:43 ` [PATCH for-5.2 1/3] hmp: Pass monitor to mon_get_cpu() Kevin Wolf
2020-11-13 11:43 ` [PATCH for-5.2 2/3] hmp: Pass monitor to MonitorDef.get_value() Kevin Wolf
2020-11-13 11:43 ` [PATCH for-5.2 3/3] hmp: Pass monitor to mon_get_cpu_env() Kevin Wolf
2020-11-13 12:13 ` [PATCH for-5.2 0/3] hmp: Fix arg evaluation crash (regression) Dr. David Alan Gilbert
2020-11-13 12:43   ` Kevin Wolf
2020-11-13 12:44     ` Dr. David Alan Gilbert
2020-11-13 12:46 ` Dr. David Alan Gilbert [this message]

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