From 64ca0a371100fc7dfdb20de9263763e46c88a436 Mon Sep 17 00:00:00 2001 From: Dmitry Vyukov Date: Mon, 9 Dec 2019 07:42:48 +0100 Subject: 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 --- sys/linux/dev_snd_pcm.txt.warn | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 sys/linux/dev_snd_pcm.txt.warn (limited to 'sys/linux/dev_snd_pcm.txt.warn') 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 -- cgit mrf-deployment