RAX: 0000000000000014 RBX: 00007fd2113496d4 RCX: 0000000000455259
RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000000015
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016
R13: 000000000000006c R14: 00000000006f3ac0 R15: 0000000000000012
WARNING: CPU: 0 PID: 20713 at sound/core/pcm_native.c:620 snd_pcm_hw_params_choose sound/core/pcm_native.c:620 [inline]
WARNING: CPU: 0 PID: 20713 at sound/core/pcm_native.c:620 snd_pcm_hw_params+0x65a/0x1e20 sound/core/pcm_native.c:672
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 20713 Comm: syz-executor7 Not tainted 4.16.0+ #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1b9/0x294 lib/dump_stack.c:113
 panic+0x22f/0x4de kernel/panic.c:183
 __warn.cold.8+0x163/0x1a3 kernel/panic.c:547
 report_bug+0x252/0x2d0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x1de/0x490 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:991
RIP: 0010:snd_pcm_hw_params_choose sound/core/pcm_native.c:620 [inline]
RIP: 0010:snd_pcm_hw_params+0x65a/0x1e20 sound/core/pcm_native.c:672
RSP: 0018:ffff8801b91974e0 EFLAGS: 00010246
RAX: 0000000000040000 RBX: 00000000fffffff4 RCX: ffffc900042da000
RDX: 0000000000040000 RSI: ffffffff859e0d9a RDI: 0000000000000005
RBP: ffff8801b9197730 R08: ffff8801b38580c0 R09: ffffed003b6046c2
R10: ffffed003b6046c2 R11: ffff8801db023613 R12: ffffffff8826349c
R13: ffff8801ceb46dc0 R14: ffff8801a93ded80 R15: dffffc0000000000
 snd_pcm_kernel_ioctl+0x6c/0x240 sound/core/pcm_native.c:2999
 snd_pcm_oss_change_params_locked+0x1be8/0x3ce0 sound/core/oss/pcm_oss.c:993
 snd_pcm_oss_change_params+0x80/0xe0 sound/core/oss/pcm_oss.c:1101
 snd_pcm_oss_make_ready+0xbe/0x170 sound/core/oss/pcm_oss.c:1159
 snd_pcm_oss_sync.isra.29+0x27f/0x980 sound/core/oss/pcm_oss.c:1720
 snd_pcm_oss_release+0x214/0x290 sound/core/oss/pcm_oss.c:2559
 __fput+0x34d/0x890 fs/file_table.c:209
 ____fput+0x15/0x20 fs/file_table.c:243
 task_work_run+0x1e4/0x290 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:191 [inline]
 exit_to_usermode_loop+0x2bd/0x310 arch/x86/entry/common.c:166
 prepare_exit_to_usermode arch/x86/entry/common.c:196 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:265 [inline]
 do_syscall_64+0x792/0x9d0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x455259
RSP: 002b:00007fd211348c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000021
RAX: 0000000000000014 RBX: 00007fd2113496d4 RCX: 0000000000455259
RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000000015
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016
R13: 000000000000006c R14: 00000000006f3ac0 R15: 0000000000000012
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..