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authorChristian Krinitsin <mail@krinitsin.com>2025-06-16 16:59:00 +0000
committerChristian Krinitsin <mail@krinitsin.com>2025-06-16 16:59:33 +0000
commit9aba81d8eb048db908c94a3c40c25a5fde0caee6 (patch)
treeb765e7fb5e9a3c2143c68b0414e0055adb70e785 /results/classifier/118/all/1727259
parentb89a938452613061c0f1f23e710281cf5c83cb29 (diff)
downloademulator-bug-study-9aba81d8eb048db908c94a3c40c25a5fde0caee6.tar.gz
emulator-bug-study-9aba81d8eb048db908c94a3c40c25a5fde0caee6.zip
add 18th iteration of classifier
Diffstat (limited to 'results/classifier/118/all/1727259')
-rw-r--r--results/classifier/118/all/1727259257
1 files changed, 257 insertions, 0 deletions
diff --git a/results/classifier/118/all/1727259 b/results/classifier/118/all/1727259
new file mode 100644
index 00000000..82aeb52b
--- /dev/null
+++ b/results/classifier/118/all/1727259
@@ -0,0 +1,257 @@
+virtual: 0.937
+register: 0.924
+graphic: 0.920
+arm: 0.919
+mistranslation: 0.916
+debug: 0.910
+vnc: 0.908
+permissions: 0.905
+device: 0.902
+performance: 0.902
+semantic: 0.902
+peripherals: 0.898
+hypervisor: 0.894
+ppc: 0.889
+user-level: 0.886
+TCG: 0.885
+VMM: 0.876
+risc-v: 0.875
+architecture: 0.871
+socket: 0.870
+boot: 0.865
+assembly: 0.863
+network: 0.859
+files: 0.858
+KVM: 0.850
+PID: 0.840
+kernel: 0.828
+x86: 0.744
+i386: 0.651
+
+qemu-io-test 58 segfaults when configured with gcov
+
+Head is at 3d7196d43bfe12efe98568cb60057e273652b99b
+
+Steps to re-produce:
+1. git clone
+./configure --enable-gcov --target-list=ppc64-softmmu
+make
+cd tests/qemu-iotests
+
+2. export qemu binary, in my environment
+export QEMU_PROG=/home/nasastry/qemu_gcov/ppc64-softmmu/qemu-system-ppc64
+
+3. Run test 58 with format qcow2
+./check -qcow2 58
+
+QEMU -- "/home/nasastry/qemu_gcov/ppc64-softmmu/qemu-system-ppc64" -nodefaults -machine accel=qtest
+QEMU_IMG -- "/home/nasastry/qemu_gcov/qemu-img"
+QEMU_IO -- "/home/nasastry/qemu_gcov/qemu-io" --cache writeback -f qcow2
+QEMU_NBD -- "/home/nasastry/qemu_gcov/qemu-nbd"
+IMGFMT -- qcow2 (compat=1.1)
+IMGPROTO -- file
+PLATFORM -- Linux/ppc64le zzfp365-lp1 4.13.0-4.rel.git49564cb.el7.centos.ppc64le
+TEST_DIR -- /home/nasastry/qemu_gcov/tests/qemu-iotests/scratch
+SOCKET_SCM_HELPER -- /home/nasastry/qemu_gcov/tests/qemu-iotests/socket_scm_helper
+
+058 1s ... - output mismatch (see 058.out.bad)
+--- /home/nasastry/qemu_gcov/tests/qemu-iotests/058.out 2017-10-09 14:09:04.262726912 +0530
++++ /home/nasastry/qemu_gcov/tests/qemu-iotests/058.out.bad 2017-10-25 15:00:52.037515025 +0530
+@@ -19,16 +19,28 @@
+ 4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+ == verifying the exported snapshot with patterns, method 1 ==
+-read 4096/4096 bytes at offset 4096
+-4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+-read 4096/4096 bytes at offset 8192
+-4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
++./common.rc: line 66: 36255 Segmentation fault (core dumped) ( if [ "${VALGRIND_QEMU}" == "y" ]; then
++ exec valgrind --log-file="${VALGRIND_LOGFILE}" --error-exitcode=99 "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@";
++else
++ exec "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@";
++fi )
++./common.rc: line 66: 36262 Segmentation fault (core dumped) ( if [ "${VALGRIND_QEMU}" == "y" ]; then
++ exec valgrind --log-file="${VALGRIND_LOGFILE}" --error-exitcode=99 "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@";
++else
++ exec "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@";
++fi )
+
+ == verifying the exported snapshot with patterns, method 2 ==
+-read 4096/4096 bytes at offset 4096
+-4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+-read 4096/4096 bytes at offset 8192
+-4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
++./common.rc: line 66: 36274 Segmentation fault (core dumped) ( if [ "${VALGRIND_QEMU}" == "y" ]; then
++ exec valgrind --log-file="${VALGRIND_LOGFILE}" --error-exitcode=99 "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@";
++else
++ exec "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@";
++fi )
++./common.rc: line 66: 36282 Segmentation fault (core dumped) ( if [ "${VALGRIND_QEMU}" == "y" ]; then
++ exec valgrind --log-file="${VALGRIND_LOGFILE}" --error-exitcode=99 "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@";
++else
++ exec "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@";
++fi )
+
+ == verifying the converted snapshot with patterns, method 1 ==
+ read 4096/4096 bytes at offset 4096
+Failures: 058
+Failed 1 of 1 tests
+
+with out gcov configured this test case is pass.
+# ./check -qcow2 58
+QEMU -- "/home/nasastry/qemu/ppc64-softmmu/qemu-system-ppc64" -nodefaults -machine accel=qtest
+QEMU_IMG -- "/home/nasastry/qemu/qemu-img"
+QEMU_IO -- "/home/nasastry/qemu/qemu-io" --cache writeback -f qcow2
+QEMU_NBD -- "/home/nasastry/qemu/qemu-nbd"
+IMGFMT -- qcow2 (compat=1.1)
+IMGPROTO -- file
+PLATFORM -- Linux/ppc64le zzfp365-lp1 4.13.0-4.rel.git49564cb.el7.centos.ppc64le
+TEST_DIR -- /home/nasastry/qemu/tests/qemu-iotests/scratch
+SOCKET_SCM_HELPER -- /home/nasastry/qemu/tests/qemu-iotests/socket_scm_helper
+
+058 0s ...
+Passed all 1 tests
+
+from demsg:
+[84831.506917] qemu-io[35971]: unhandled signal 11 at 0000000000000004 nip 00007fffae20f7d4 lr 00000000102d3ec8 code 30001
+[84831.519551] qemu-io[35977]: unhandled signal 11 at 0000000000000004 nip 00007fff9925f7d4 lr 00000000102d3ec8 code 30001
+[84831.634000] qemu-io[35990]: unhandled signal 11 at 0000000000000004 nip 00007fff86b4f7d4 lr 00000000102d3ec8 code 30001
+[84831.646318] qemu-io[35997]: unhandled signal 11 at 0000000000000004 nip 00007fffa165f7d4 lr 00000000102d3ec8 code 30001
+
+from gdb:
+(gdb) bt
+#0 0x00007fff8c75f7d4 in __strcmp_power9 () from /lib64/libc.so.6
+#1 0x00000000102d3ec8 in find_desc_by_name (desc=0x1036d6f0, name=0x28e46670 "server.path") at util/qemu-option.c:166
+#2 0x00000000102d93e0 in qemu_opts_absorb_qdict (opts=0x28e47a80, qdict=0x28e469a0, errp=0x7fffec247c98) at util/qemu-option.c:1026
+#3 0x000000001012a2e4 in nbd_open (bs=0x28e42290, options=0x28e469a0, flags=24578, errp=0x7fffec247d80) at block/nbd.c:406
+#4 0x00000000100144e8 in bdrv_open_driver (bs=0x28e42290, drv=0x1036e070 <bdrv_nbd_unix>, node_name=0x0, options=0x28e469a0, open_flags=24578, errp=0x7fffec247f50) at block.c:1135
+#5 0x0000000010015b04 in bdrv_open_common (bs=0x28e42290, file=0x0, options=0x28e469a0, errp=0x7fffec247f50) at block.c:1395
+#6 0x000000001001bee8 in bdrv_open_inherit (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", reference=0x0, options=0x28e469a0, flags=57346, parent=0x28e3bf90,
+ child_role=0x102fa980 <child_file>, errp=0x7fffec248150) at block.c:2615
+#7 0x000000001001a620 in bdrv_open_child_bs (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", options=0x28e40250, bdref_key=0x102fb618 "file", parent=0x28e3bf90,
+ child_role=0x102fa980 <child_file>, allow_none=true, errp=0x7fffec248150) at block.c:2314
+#8 0x000000001001b9c0 in bdrv_open_inherit (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", reference=0x0, options=0x28e40250, flags=24578, parent=0x0,
+ child_role=0x0, errp=0x7fffec248310) at block.c:2566
+#9 0x000000001001c70c in bdrv_open (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", reference=0x0, options=0x28e3af70, flags=16386, errp=0x7fffec248310)
+ at block.c:2697
+#10 0x00000000100e7664 in blk_new_open (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", reference=0x0, options=0x28e3af70, flags=16386, errp=0x7fffec248310)
+ at block/block-backend.c:321
+#11 0x000000001000b57c in openfile (name=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", flags=16386, writethrough=false, force_share=false, opts=0x28e3af70) at qemu-io.c:81
+#12 0x000000001000e388 in main (argc=11, argv=0x7fffec248a38) at qemu-io.c:624
+(gdb) bt full
+#0 0x00007fff8c75f7d4 in __strcmp_power9 () from /lib64/libc.so.6
+No symbol table info available.
+#1 0x00000000102d3ec8 in find_desc_by_name (desc=0x1036d6f0, name=0x28e46670 "server.path") at util/qemu-option.c:166
+ i = 7
+#2 0x00000000102d93e0 in qemu_opts_absorb_qdict (opts=0x28e47a80, qdict=0x28e469a0, errp=0x7fffec247c98) at util/qemu-option.c:1026
+ local_err = 0x0
+ state = {opts = 0x28e47a80, errp = 0x7fffec247bd0}
+ entry = 0x28e46640
+ next = 0x28e479e0
+#3 0x000000001012a2e4 in nbd_open (bs=0x28e42290, options=0x28e469a0, flags=24578, errp=0x7fffec247d80) at block/nbd.c:406
+ s = 0x28e48740
+ opts = 0x28e47a80
+ local_err = 0x0
+ sioc = 0x0
+ tlscreds = 0x0
+ hostname = 0x0
+ ret = -22
+ __func__ = "nbd_open"
+#4 0x00000000100144e8 in bdrv_open_driver (bs=0x28e42290, drv=0x1036e070 <bdrv_nbd_unix>, node_name=0x0, options=0x28e469a0, open_flags=24578, errp=0x7fffec247f50) at block.c:1135
+ local_err = 0x0
+ ret = 0
+ __PRETTY_FUNCTION__ = "bdrv_open_driver"
+ __func__ = "bdrv_open_driver"
+#5 0x0000000010015b04 in bdrv_open_common (bs=0x28e42290, file=0x0, options=0x28e469a0, errp=0x7fffec247f50) at block.c:1395
+ ret = 0
+ open_flags = 24578
+ filename = 0x0
+ driver_name = 0x28e47c00 "nbd"
+ node_name = 0x0
+ discard = 0x28e47ce0 "unmap"
+ detect_zeroes = 0x0
+ opts = 0x28e47ad0
+ drv = 0x1036e070 <bdrv_nbd_unix>
+ local_err = 0x0
+ __PRETTY_FUNCTION__ = "bdrv_open_common"
+ __func__ = "bdrv_open_common"
+#6 0x000000001001bee8 in bdrv_open_inherit (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", reference=0x0, options=0x28e469a0, flags=57346, parent=0x28e3bf90,
+ child_role=0x102fa980 <child_file>, errp=0x7fffec248150) at block.c:2615
+ ret = 0
+ file = 0x0
+ bs = 0x28e42290
+ drv = 0x1036e070 <bdrv_nbd_unix>
+ drvname = 0x28e46750 "nbd"
+ backing = 0x0
+ local_err = 0x0
+ snapshot_options = 0x0
+ snapshot_flags = 0
+ __PRETTY_FUNCTION__ = "bdrv_open_inherit"
+ __func__ = "bdrv_open_inherit"
+#7 0x000000001001a620 in bdrv_open_child_bs (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", options=0x28e40250, bdref_key=0x102fb618 "file", parent=0x28e3bf90,
+ child_role=0x102fa980 <child_file>, allow_none=true, errp=0x7fffec248150) at block.c:2314
+ bs = 0x0
+ image_options = 0x28e41270
+ bdref_key_dot = 0x28e29a60 ""
+ reference = 0x0
+ __PRETTY_FUNCTION__ = "bdrv_open_child_bs"
+ __func__ = "bdrv_open_child_bs"
+#8 0x000000001001b9c0 in bdrv_open_inherit (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", reference=0x0, options=0x28e40250, flags=24578, parent=0x0,
+ child_role=0x0, errp=0x7fffec248310) at block.c:2566
+ file_bs = 0x7fffec2481c0
+ ret = 0
+ file = 0x0
+ bs = 0x28e3bf90
+ drv = 0x10354b40 <bdrv_raw>
+ drvname = 0x28e29440 "raw"
+ backing = 0x0
+ local_err = 0x0
+ snapshot_options = 0x0
+---Type <return> to continue, or q <return> to quit---
+ snapshot_flags = 0
+ __PRETTY_FUNCTION__ = "bdrv_open_inherit"
+ __func__ = "bdrv_open_inherit"
+#9 0x000000001001c70c in bdrv_open (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", reference=0x0, options=0x28e3af70, flags=16386, errp=0x7fffec248310)
+ at block.c:2697
+No locals.
+#10 0x00000000100e7664 in blk_new_open (filename=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", reference=0x0, options=0x28e3af70, flags=16386, errp=0x7fffec248310)
+ at block/block-backend.c:321
+ blk = 0x28e294b0
+ bs = 0x7fffec248280
+ perm = 3
+#11 0x000000001000b57c in openfile (name=0x7fffec24f2c2 "nbd:unix:/home/nasastry/qemu_gcov/tests/qemu-iotests/scratch/test_qemu_nbd_socket", flags=16386, writethrough=false, force_share=false, opts=0x28e3af70) at qemu-io.c:81
+ local_err = 0x0
+#12 0x000000001000e388 in main (argc=11, argv=0x7fffec248a38) at qemu-io.c:624
+ readonly = 0
+ sopt = 0x102fa128 "hVc:d:f:rsnCmkt:T:U"
+ lopt = {{name = 0x102fa1f8 "help", has_arg = 0, flag = 0x0, val = 104}, {name = 0x102fa200 "version", has_arg = 0, flag = 0x0, val = 86}, {name = 0x102fa208 "cmd", has_arg = 1, flag = 0x0, val = 99}, {
+ name = 0x102fa210 "format", has_arg = 1, flag = 0x0, val = 102}, {name = 0x102fa218 "read-only", has_arg = 0, flag = 0x0, val = 114}, {name = 0x102fa228 "snapshot", has_arg = 0, flag = 0x0, val = 115}, {
+ name = 0x102fa238 "nocache", has_arg = 0, flag = 0x0, val = 110}, {name = 0x102fa240 "copy-on-read", has_arg = 0, flag = 0x0, val = 67}, {name = 0x102fa250 "misalign", has_arg = 0, flag = 0x0, val = 109}, {
+ name = 0x102fa260 "native-aio", has_arg = 0, flag = 0x0, val = 107}, {name = 0x102fa270 "discard", has_arg = 1, flag = 0x0, val = 100}, {name = 0x102fa278 "cache", has_arg = 1, flag = 0x0, val = 116}, {
+ name = 0x102fa280 "trace", has_arg = 1, flag = 0x0, val = 84}, {name = 0x102fa108 "object", has_arg = 1, flag = 0x0, val = 256}, {name = 0x102fa288 "image-opts", has_arg = 0, flag = 0x0, val = 257}, {
+ name = 0x102f9768 "force-share", has_arg = 0, flag = 0x0, val = 85}, {name = 0x0, has_arg = 0, flag = 0x0, val = 0}}
+ c = -1
+ opt_index = 11
+ flags = 16386
+ writethrough = false
+ local_error = 0x0
+ opts = 0x28e3af70
+ format = 0x7fffec24f28f "raw"
+ trace_file = 0x0
+ force_share = false
+
+I'll work on this.
+
+Patch sent:
+http://lists.nongnu.org/archive/html/qemu-devel/2018-01/msg00883.html
+
+The fix was committed:
+
+https://git.qemu.org/?p=qemu.git;a=commitdiff;h=c4365735a7d38f4355c6f77e6670d3972315f7c2
+
+commit c4365735a7d38f4355c6f77e6670d3972315f7c2
+Author: Murilo Opsfelder Araujo <email address hidden>
+Date: Fri Jan 5 11:32:41 2018 -0200
+
+ block/nbd: fix segmentation fault when .desc is not null-terminated
+