------------[ cut here ]------------ cpu_latency_qos_remove_request called for unknown object WARNING: CPU: 0 PID: 8517 at kernel/power/qos.c:322 cpu_latency_qos_remove_request+0x4e/0x280 kernel/power/qos.c:322 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 8517 Comm: syz-executor.4 Not tainted 5.7.0-rc4-syzkaller #0 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+0x128/0x182 lib/dump_stack.c:118 panic+0x22a/0x4e3 kernel/panic.c:221 __warn.cold.10+0x25/0x26 kernel/panic.c:582 report_bug+0x1ad/0x270 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:175 [inline] do_error_trap+0x123/0x210 arch/x86/kernel/traps.c:267 do_invalid_op+0x31/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:cpu_latency_qos_remove_request+0x4e/0x280 kernel/power/qos.c:322 Code: c1 ea 03 80 3c 02 00 0f 85 0b 02 00 00 48 81 7b 28 e0 54 da 88 74 1c 48 c7 c6 20 3d 8b 87 48 c7 c7 20 3b 8b 87 e8 6e 40 eb ff <0f> 0b 5b 5d 41 5c 41 5d c3 0f 1f 44 00 00 65 8b 2d 1d 39 af 7e 83 RSP: 0018:ffffc900078efbb0 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88809af12040 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffff8b8d6160 RBP: ffffc900078efd50 R08: ffffed1015d066a9 R09: ffffed1015d066a9 R10: ffff8880ae833547 R11: ffffed1015d066a8 R12: 1ffff92000f1df85 R13: ffff88809af12000 R14: ffff888091d96a40 R15: 0000000000004112 snd_pcm_hw_free sound/core/pcm_native.c:827 [inline] snd_pcm_common_ioctl+0xb19/0x1c20 sound/core/pcm_native.c:3192 snd_pcm_ioctl_compat+0x402/0xd20 sound/core/pcm_compat.c:532 __do_compat_sys_ioctl fs/ioctl.c:865 [inline] __se_compat_sys_ioctl fs/ioctl.c:816 [inline] __ia32_compat_sys_ioctl+0x1ce/0x220 fs/ioctl.c:816 do_syscall_32_irqs_on arch/x86/entry/common.c:337 [inline] do_fast_syscall_32+0x231/0xba0 arch/x86/entry/common.c:396 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 Kernel Offset: disabled Rebooting in 86400 seconds..