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authorDmitry Vyukov <dvyukov@google.com>2019-12-09 07:42:48 +0100
committerDmitry Vyukov <dvyukov@google.com>2019-12-17 19:03:39 +0100
commit64ca0a371100fc7dfdb20de9263763e46c88a436 (patch)
tree0e417568271dbbcc5817034a624a31d62bf20633 /sys/linux/dev_snd_pcm.txt.warn
parentf950e82d47572b79581fd6b8355504cddb06a7f4 (diff)
tools/syz-check: add description checking utility
syz-check parses vmlinux dwarf, extracts struct descriptions, compares them with what we have (size, fields, alignment, etc) and produces .warn files. This is first raw version, it can be improved in a number of ways. But it already helped to identify a critical issue #1542 and shows some wrong struct descriptions. Update #590
Diffstat (limited to 'sys/linux/dev_snd_pcm.txt.warn')
-rw-r--r--sys/linux/dev_snd_pcm.txt.warn34
1 files changed, 34 insertions, 0 deletions
diff --git a/sys/linux/dev_snd_pcm.txt.warn b/sys/linux/dev_snd_pcm.txt.warn
new file mode 100644
index 000000000..b3857bcea
--- /dev/null
+++ b/sys/linux/dev_snd_pcm.txt.warn
@@ -0,0 +1,34 @@
+0071: struct snd_pcm_hw_params_old: bad size: syz=344 kernel=256
+0073: field snd_pcm_hw_params_old.masks/masks: bad size: syz=96 kernel=12
+0074: field snd_pcm_hw_params_old.intervals/intervals: bad offset: syz=100 kernel=16
+0075: field snd_pcm_hw_params_old.rmask/rmask: bad offset: syz=244 kernel=160
+0076: field snd_pcm_hw_params_old.cmask/cmask: bad offset: syz=248 kernel=164
+0077: field snd_pcm_hw_params_old.info/info: bad offset: syz=252 kernel=168
+0078: field snd_pcm_hw_params_old.msbits/msbits: bad offset: syz=256 kernel=172
+0079: field snd_pcm_hw_params_old.rate_num/rate_num: bad offset: syz=260 kernel=176
+0080: field snd_pcm_hw_params_old.rate_den/rate_den: bad offset: syz=264 kernel=180
+0081: field snd_pcm_hw_params_old.fifo_size/fifo_size: bad offset: syz=272 kernel=184
+0082: field snd_pcm_hw_params_old.reserved/reserved: bad offset: syz=280 kernel=192
+0085: struct snd_pcm_sw_params: bad number of fields: syz=12 kernel=13
+0102: field snd_pcm_sync_ptr.status/s: bad offset: syz=4 kernel=8
+0103: field snd_pcm_sync_ptr.control/c: bad size: syz=16 kernel=64
+0111: struct snd_pcm_status: bad number of fields: syz=13 kernel=15
+0113: field snd_pcm_status.trigger_tstamp_sec/trigger_tstamp: bad size: syz=8 kernel=16
+0114: field snd_pcm_status.trigger_tstamp_nsec/tstamp: bad offset: syz=16 kernel=24
+0114: field snd_pcm_status.trigger_tstamp_nsec/tstamp: bad size: syz=8 kernel=16
+0115: field snd_pcm_status.tstamp_sec/appl_ptr: bad offset: syz=24 kernel=40
+0116: field snd_pcm_status.tstamp_nsec/hw_ptr: bad offset: syz=32 kernel=48
+0117: field snd_pcm_status.appl_ptr/delay: bad offset: syz=40 kernel=56
+0118: field snd_pcm_status.hw_ptr/avail: bad offset: syz=48 kernel=64
+0119: field snd_pcm_status.delay/avail_max: bad offset: syz=56 kernel=72
+0120: field snd_pcm_status.avail/overrange: bad offset: syz=64 kernel=80
+0121: field snd_pcm_status.avail_max/suspended_state: bad offset: syz=72 kernel=88
+0121: field snd_pcm_status.avail_max/suspended_state: bad size: syz=8 kernel=4
+0122: field snd_pcm_status.overrange/audio_tstamp_data: bad offset: syz=80 kernel=92
+0122: field snd_pcm_status.overrange/audio_tstamp_data: bad size: syz=8 kernel=4
+0123: field snd_pcm_status.suspended_state/audio_tstamp: bad offset: syz=88 kernel=96
+0123: field snd_pcm_status.suspended_state/audio_tstamp: bad size: syz=4 kernel=16
+0124: field snd_pcm_status.audio_tstamp_data/driver_tstamp: bad offset: syz=92 kernel=112
+0124: field snd_pcm_status.audio_tstamp_data/driver_tstamp: bad size: syz=4 kernel=16
+0139: struct snd_interval: bad number of fields: syz=3 kernel=6
+0142: field snd_interval.flags/openmin: bad bit size/offset: syz=0/0 kernel=1/0