1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
|
permissions: 0.966
register: 0.965
semantic: 0.964
assembly: 0.963
architecture: 0.963
PID: 0.963
debug: 0.962
socket: 0.961
device: 0.960
graphic: 0.957
files: 0.957
arm: 0.953
virtual: 0.952
performance: 0.950
kernel: 0.947
peripherals: 0.946
network: 0.945
TCG: 0.941
x86: 0.938
hypervisor: 0.935
ppc: 0.934
vnc: 0.933
risc-v: 0.925
KVM: 0.921
boot: 0.915
i386: 0.895
VMM: 0.881
user-level: 0.854
mistranslation: 0.816
cpu-exec.c:648: cpu_loop_exec_tb: Assertion `use_icount' failed.
OpenJDK no longer works on qemu-sh4, it previously did after #1735384 was fixed.
Crash indicates an assertion failure:
(sid-sh4-sbuild)root@nofan:/# java --version
qemu-sh4-static: /root/qemu/accel/tcg/cpu-exec.c:648: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 6 (Aborted) - core dumped
Aborted
(sid-sh4-sbuild)root@nofan:/#
Haven't bi-sected the issue yet, but will do so later.
John Paul Adrian Glaubitz <email address hidden> writes:
> Public bug reported:
>
> OpenJDK no longer works on qemu-sh4, it previously did after #1735384
> was fixed.
>
> Crash indicates an assertion failure:
>
> (sid-sh4-sbuild)root@nofan:/# java --version
> qemu-sh4-static: /root/qemu/accel/tcg/cpu-exec.c:648: cpu_loop_exec_tb: Assertion `use_icount' failed.
> qemu: uncaught target signal 6 (Aborted) - core dumped
> Aborted
> (sid-sh4-sbuild)root@nofan:/#
>
> Haven't bi-sected the issue yet, but will do so later.
Hmm that's ominous - arguably the assert should be inside the
CONFIG_USER but I'm not sure how you get to the point where icount isn't
< 0 after receiving a TB_EXIT_REQUESTED.
>
> ** Affects: qemu
> Importance: Undecided
> Status: New
--
Alex Bennée
On 05/01/2018 05:31 PM, Alex Bennée wrote:
>> Haven't bi-sected the issue yet, but will do so later.
>
> Hmm that's ominous - arguably the assert should be inside the
> CONFIG_USER but I'm not sure how you get to the point where icount isn't
> < 0 after receiving a TB_EXIT_REQUESTED.
git bisect yielded this:
4834871bc95b67343248100e2a75ae0d287bc08b is the first bad commit
commit 4834871bc95b67343248100e2a75ae0d287bc08b
Author: Richard Henderson <email address hidden>
Date: Thu Sep 7 11:50:54 2017 -0700
target/sh4: Convert to DisasJumpType
Signed-off-by: Richard Henderson <email address hidden>
Message-Id: <email address hidden>
[aurel32: fix whitespace]
Signed-off-by: Aurelien Jarno <email address hidden>
:040000 040000 6e0e67cc5d0eb5ef461510d314c6af43eecc08bb aa3399c893c49e6fafda157181cf10f8fbcd0a72 M target
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer - <email address hidden>
`. `' Freie Universitaet Berlin - <email address hidden>
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
This bug also affects GHC on qemu-sh4:
checking version of ghc... ./configure: line 3199: 55879 Segmentation fault "${WithGhc-ghc}" --version > conftestghc 2>&1
8.2.2
qemu-sh4-static: /build/qemu-fWXVPw/qemu-2.12+dfsg/accel/tcg/cpu-exec.c:648: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
qemu-sh4-static: /build/qemu-fWXVPw/qemu-2.12+dfsg/accel/tcg/cpu-exec.c:648: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
qemu-sh4-static: /build/qemu-fWXVPw/qemu-2.12+dfsg/accel/tcg/cpu-exec.c:648: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
qemu-sh4-static: /build/qemu-fWXVPw/qemu-2.12+dfsg/accel/tcg/cpu-exec.c:648: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
qemu-sh4-static: /build/qemu-fWXVPw/qemu-2.12+dfsg/accel/tcg/cpu-exec.c:648: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Just tested with qemu 5a5c383b1373aeb6c87a0d6060f6c3dc7c53082b.
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer - <email address hidden>
`. `' Freie Universitaet Berlin - <email address hidden>
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
Still present on git master:
/usr/bin/make -f src/server/CMakeFiles/KF5WaylandServer_autogen.dir/build.make src/server/CMakeFiles/KF5WaylandServer_autogen.dir/build
make[3]: Entering directory '/<<PKGBUILDDIR>>/obj-sh4-linux-gnu'
make[3]: Entering directory '/<<PKGBUILDDIR>>/obj-sh4-linux-gnu'
[ 0%] Automatic MOC for target surfaceExtensionHelper
[ 0%] Generating src/KF5Wayland.qch, src/KF5Wayland.tags
cd /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/autotests/server && /usr/bin/cmake -E cmake_autogen /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/autotests/server/CMakeFiles/surfaceExtensionHelper_autogen.dir/AutogenInfo.cmake Debian
cd /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src && cmake -E remove_directory "/<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/KF5Wayland_ECMQchDoxygen"
[ 0%] Automatic MOC for target KF5WaylandClient
[ 0%] Automatic MOC for target kwaylandScanner
cd /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/tools && /usr/bin/cmake -E cmake_autogen /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/tools/CMakeFiles/kwaylandScanner_autogen.dir/AutogenInfo.cmake Debian
cd /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/client && /usr/bin/cmake -E cmake_autogen /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/client/CMakeFiles/KF5WaylandClient_autogen.dir/AutogenInfo.cmake Debian
[ 0%] Automatic MOC for target KF5WaylandServer
cd /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/server && /usr/bin/cmake -E cmake_autogen /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/server/CMakeFiles/KF5WaylandServer_autogen.dir/AutogenInfo.cmake Debian
cd /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src && cmake -E make_directory "/<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/KF5Wayland_ECMQchDoxygen"
qemu-sh4-static: /root/qemu/accel/tcg/cpu-exec.c:634: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Segmentation fault
make[3]: *** [autotests/server/CMakeFiles/surfaceExtensionHelper_autogen.dir/build.make:61: autotests/server/CMakeFiles/surfaceExtensionHelper_autogen] Error 139
make[3]: Leaving directory '/<<PKGBUILDDIR>>/obj-sh4-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:3729: autotests/server/CMakeFiles/surfaceExtensionHelper_autogen.dir/all] Error 2
make[2]: *** Waiting for unfinished jobs....
qemu-sh4-static: /root/qemu/accel/tcg/cpu-exec.c:634: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Segmentation fault
make[3]: *** [src/client/CMakeFiles/KF5WaylandClient_autogen.dir/build.make:61: src/client/CMakeFiles/KF5WaylandClient_autogen] Error 139
make[3]: Leaving directory '/<<PKGBUILDDIR>>/obj-sh4-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:259: src/client/CMakeFiles/KF5WaylandClient_autogen.dir/all] Error 2
cd /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src && /usr/bin/doxygen /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/KF5Wayland_ECMQchDoxygen.config
qemu-sh4-static: /root/qemu/accel/tcg/cpu-exec.c:634: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Segmentation fault
make[3]: *** [src/tools/CMakeFiles/kwaylandScanner_autogen.dir/build.make:61: src/tools/CMakeFiles/kwaylandScanner_autogen] Error 139
make[3]: Leaving directory '/<<PKGBUILDDIR>>/obj-sh4-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:437: src/tools/CMakeFiles/kwaylandScanner_autogen.dir/all] Error 2
qemu-sh4-static: /root/qemu/accel/tcg/cpu-exec.c:634: cpu_loop_exec_tb: Assertion `use_icount' failed.
qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Segmentation fault
make[3]: *** [src/server/CMakeFiles/KF5WaylandServer_autogen.dir/build.make:61: src/server/CMakeFiles/KF5WaylandServer_autogen] Error 139
make[3]: Leaving directory '/<<PKGBUILDDIR>>/obj-sh4-linux-gnu'
make[2]: *** [CMakeFiles/Makefile2:347: src/server/CMakeFiles/KF5WaylandServer_autogen.dir/all] Error 2
QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '/tmp/runtime-glaubitz'
Building up file structure...
Insert custom filters...
Insert help data for filter section (1 of 1)...
Insert files...
Warning: The file /<<PKGBUILDDIR>>/obj-sh4-linux-gnu/src/KF5Wayland_ECMQchDoxygen/html/dynsections.js does not exist, skipping it...
Insert contents...
This change seems to fix the problem:
diff --git a/target/sh4/translate.c b/target/sh4/translate.c
index 1b9a201d6d..5010b0d349 100644
--- a/target/sh4/translate.c
+++ b/target/sh4/translate.c
@@ -253,7 +253,6 @@ static void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest)
tcg_gen_lookup_and_goto_ptr();
}
}
- ctx->base.is_jmp = DISAS_NORETURN;
}
static void gen_jump(DisasContext * ctx)
@@ -324,7 +323,6 @@ static void gen_delayed_conditional_jump(DisasContext * ctx)
gen_jump(ctx);
gen_set_label(l1);
- ctx->base.is_jmp = DISAS_NEXT;
return;
}
@@ -1877,6 +1875,7 @@ static void decode_opc(DisasContext * ctx)
ctx->envflags &= ~GUSA_MASK;
tcg_gen_movi_i32(cpu_flags, ctx->envflags);
+ ctx->base.is_jmp = DISAS_NORETURN;
if (old_flags & DELAY_SLOT_CONDITIONAL) {
gen_delayed_conditional_jump(ctx);
} else {
Fix has been committed here:
https://git.qemu.org/?p=qemu.git;a=commitdiff;h=5b38d0264064055255db991
|