WARNING: CPU: 0 PID: 11239 at sound/core/pcm_lib.c:1635 snd_pcm_hw_param_first+0x289/0x690 sound/core/pcm_lib.c:1635 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 11239 Comm: syz-executor6 Not tainted 4.15.0-rc6-mm1+ #50 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x137/0x198 lib/dump_stack.c:53 panic+0x1e4/0x41c kernel/panic.c:183 __warn+0x1dc/0x200 kernel/panic.c:547 report_bug+0x211/0x2d0 lib/bug.c:184 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178 fixup_bug arch/x86/kernel/traps.c:247 [inline] do_error_trap+0x249/0x290 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x22/0x40 arch/x86/entry/entry_64.S:1079 RIP: 0010:snd_pcm_hw_param_first+0x289/0x690 sound/core/pcm_lib.c:1635 RSP: 0018:ffff8801c8427940 EFLAGS: 00010212 RAX: 0000000000010000 RBX: ffff8801d5bbdb40 RCX: ffffffff83b45549 RDX: 00000000000018ac RSI: ffffc90002202000 RDI: ffff8801d5bbdb68 RBP: ffff8801c8427990 R08: ffffed0039084e97 R09: ffff8801c84274b0 R10: 0000000000000001 R11: ffffed0039084e96 R12: 000000000000000d R13: 00000000ffffffea R14: 0000000000000005 R15: 0000000000002000 snd_pcm_hw_param_near.constprop.28+0x66e/0x790 sound/core/oss/pcm_oss.c:457 snd_pcm_oss_change_params+0x1513/0x3210 sound/core/oss/pcm_oss.c:969 snd_pcm_oss_make_ready+0xaa/0x130 sound/core/oss/pcm_oss.c:1128 snd_pcm_oss_write1 sound/core/oss/pcm_oss.c:1336 [inline] snd_pcm_oss_write+0x15f/0x690 sound/core/oss/pcm_oss.c:2646 __vfs_write+0xef/0x740 fs/read_write.c:480 vfs_write+0x189/0x510 fs/read_write.c:544 SYSC_write fs/read_write.c:589 [inline] SyS_write+0xd4/0x1a0 fs/read_write.c:581 entry_SYSCALL_64_fastpath+0x23/0x9a RIP: 0033:0x452ac9 RSP: 002b:00007fc1ab16fc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9 RDX: 0000000000000001 RSI: 000000002000dfe1 RDI: 0000000000000016 RBP: 00000000000005f8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f6fe0 R13: 00000000ffffffff R14: 00007fc1ab1706d4 R15: 0000000000000000 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..