=====================================================
BUG: KMSAN: uninit-value in snd_pcm_hw_rule_add+0x93a/0x1130 sound/core/pcm_lib.c:1153
 snd_pcm_hw_rule_add+0x93a/0x1130 sound/core/pcm_lib.c:1153
 snd_pcm_hw_constraints_init sound/core/pcm_native.c:2423 [inline]
 snd_pcm_open_substream+0xf53/0x3580 sound/core/pcm_native.c:2655
 snd_pcm_open_file sound/core/pcm_native.c:2689 [inline]
 snd_pcm_open+0x307/0xb70 sound/core/pcm_native.c:2754
 snd_pcm_capture_open+0x159/0x220 sound/core/pcm_native.c:2728
 snd_open+0x702/0x890 sound/core/sound.c:169
 chrdev_open+0xc71/0xe00 fs/char_dev.c:414
 do_dentry_open+0x1190/0x1bc0 fs/open.c:826
 vfs_open+0xaf/0xe0 fs/open.c:940
 do_open fs/namei.c:3361 [inline]
 path_openat+0x55a5/0x64c0 fs/namei.c:3494
 do_filp_open+0x2cb/0x720 fs/namei.c:3521
 do_sys_openat2+0x273/0x870 fs/open.c:1187
 do_sys_open fs/open.c:1203 [inline]
 __do_sys_openat fs/open.c:1219 [inline]
 __se_sys_openat fs/open.c:1214 [inline]
 __x64_sys_openat+0x35f/0x3c0 fs/open.c:1214
 do_syscall_64+0x55/0xc0 arch/x86/entry/common.c:49
 entry_SYSCALL_64_after_hwframe+0x44/0xae

Local variable ----pflags@wait_on_page_bit_common created at:
 wait_on_page_bit_common+0xf9/0x18e0 mm/filemap.c:1230
 __lock_page_killable mm/filemap.c:1602 [inline]
 lock_page_maybe_drop_mmap+0x604/0x8f0 mm/filemap.c:2838
=====================================================
Kernel panic - not syncing: panic_on_kmsan set ...
CPU: 0 PID: 29490 Comm: syz-executor.4 Tainted: G    B   W         5.13.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x25a/0x2f6 lib/dump_stack.c:120
 panic+0x4c7/0xe98 kernel/panic.c:231
 kmsan_report+0x2ee/0x300 mm/kmsan/report.c:186
 __msan_warning+0xd7/0x150 mm/kmsan/instrumentation.c:208
 snd_pcm_hw_rule_add+0x93a/0x1130 sound/core/pcm_lib.c:1153
 snd_pcm_hw_constraints_init sound/core/pcm_native.c:2423 [inline]
 snd_pcm_open_substream+0xf53/0x3580 sound/core/pcm_native.c:2655
 snd_pcm_open_file sound/core/pcm_native.c:2689 [inline]
 snd_pcm_open+0x307/0xb70 sound/core/pcm_native.c:2754
 snd_pcm_capture_open+0x159/0x220 sound/core/pcm_native.c:2728
 snd_open+0x702/0x890 sound/core/sound.c:169
 chrdev_open+0xc71/0xe00 fs/char_dev.c:414
 do_dentry_open+0x1190/0x1bc0 fs/open.c:826
 vfs_open+0xaf/0xe0 fs/open.c:940
 do_open fs/namei.c:3361 [inline]
 path_openat+0x55a5/0x64c0 fs/namei.c:3494
 do_filp_open+0x2cb/0x720 fs/namei.c:3521
 do_sys_openat2+0x273/0x870 fs/open.c:1187
 do_sys_open fs/open.c:1203 [inline]
 __do_sys_openat fs/open.c:1219 [inline]
 __se_sys_openat fs/open.c:1214 [inline]
 __x64_sys_openat+0x35f/0x3c0 fs/open.c:1214
 do_syscall_64+0x55/0xc0 arch/x86/entry/common.c:49
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f2b910c37f4
Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44
RSP: 002b:00007f2b8e686cc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00007f2b910c37f4
RDX: 0000000000000000 RSI: 00007f2b8e686d60 RDI: 00000000ffffff9c
RBP: 00007f2b8e686d60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f2b91748b2f R14: 00007f2b8e687300 R15: 0000000000022000
Kernel Offset: disabled
Rebooting in 86400 seconds..