ODEBUG: object 000000004de5581f is on stack 00000000c8e8f872, but NOT annotated.
------------[ cut here ]------------
WARNING: CPU: 1 PID: 11780 at lib/debugobjects.c:303 debug_object_is_on_stack lib/debugobjects.c:303 [inline]
WARNING: CPU: 1 PID: 11780 at lib/debugobjects.c:303 __debug_object_init.cold+0x6b/0x2fd lib/debugobjects.c:329
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 11780 Comm: syz-executor.2 Not tainted 4.9.171+ #49
 ffff8801ca0c7a58 ffffffff81b4fb61 0000000000000000 ffffffff82a39c20
 00000000ffffffff 0000000000000001 0000000000000009 ffff8801ca0c7b38
 ffffffff813f96aa 0000000041b58ab3 ffffffff82e2efd2 ffffffff813f94d1
Call Trace:
 [<000000005d09666c>] __dump_stack lib/dump_stack.c:15 [inline]
 [<000000005d09666c>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<00000000f2e9d2b8>] panic+0x1d9/0x3bd kernel/panic.c:180
 [<00000000916cee49>] __warn.cold+0x2f/0x2f kernel/panic.c:546
 [<0000000081ce85df>] warn_slowpath_null+0x2d/0x40 kernel/panic.c:589
 [<00000000e3fc73d8>] debug_object_is_on_stack lib/debugobjects.c:303 [inline]
 [<00000000e3fc73d8>] __debug_object_init.cold+0x6b/0x2fd lib/debugobjects.c:329
 [<000000002c9ef987>] debug_object_init+0x16/0x20 lib/debugobjects.c:366
 [<00000000fba9e9a7>] debug_hrtimer_init kernel/time/hrtimer.c:393 [inline]
 [<00000000fba9e9a7>] debug_init kernel/time/hrtimer.c:438 [inline]
 [<00000000fba9e9a7>] hrtimer_init+0x2a/0x2f0 kernel/time/hrtimer.c:1165
 [<000000008e9730ec>] alarm_init kernel/time/alarmtimer.c:321 [inline]
 [<000000008e9730ec>] alarm_timer_nsleep+0x160/0x4e0 kernel/time/alarmtimer.c:783
 [<000000006e3f9fcc>] SYSC_clock_nanosleep kernel/time/posix-timers.c:1128 [inline]
 [<000000006e3f9fcc>] SyS_clock_nanosleep+0x1be/0x280 kernel/time/posix-timers.c:1110
 [<00000000f2bc2b59>] do_syscall_64+0x1ad/0x570 arch/x86/entry/common.c:285
 [<000000003356b093>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Kernel Offset: disabled
Rebooting in 86400 seconds..