EXT4-fs (loop1): unsupported inode size: 37433 ODEBUG: object 00000000c936c40d is on stack 00000000b7b19581, but NOT annotated. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 18824 at lib/debugobjects.c:303 debug_object_is_on_stack lib/debugobjects.c:303 [inline] WARNING: CPU: 0 PID: 18824 at lib/debugobjects.c:303 __debug_object_init.cold+0x6b/0x2fd lib/debugobjects.c:329 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 18824 Comm: syz-executor.5 Not tainted 4.9.170+ #48 ffff880188e37a58 ffffffff81b4fb21 0000000000000000 ffffffff82a39ba0 00000000ffffffff 0000000000000000 0000000000000009 ffff880188e37b38 ffffffff813f966a 0000000041b58ab3 ffffffff82e2ef22 ffffffff813f9491 Call Trace: [<00000000b45f3052>] __dump_stack lib/dump_stack.c:15 [inline] [<00000000b45f3052>] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [<00000000f7779e02>] panic+0x1d9/0x3bd kernel/panic.c:180 [<00000000c79bacae>] __warn.cold+0x2f/0x2f kernel/panic.c:546 [<00000000653bb603>] warn_slowpath_null+0x2d/0x40 kernel/panic.c:589 [<00000000a422723d>] debug_object_is_on_stack lib/debugobjects.c:303 [inline] [<00000000a422723d>] __debug_object_init.cold+0x6b/0x2fd lib/debugobjects.c:329 [<00000000ed50b9e0>] debug_object_init+0x16/0x20 lib/debugobjects.c:366 [<0000000056f9f998>] debug_hrtimer_init kernel/time/hrtimer.c:393 [inline] [<0000000056f9f998>] debug_init kernel/time/hrtimer.c:438 [inline] [<0000000056f9f998>] hrtimer_init+0x2a/0x2f0 kernel/time/hrtimer.c:1165 [<0000000060334bdb>] alarm_init kernel/time/alarmtimer.c:321 [inline] [<0000000060334bdb>] alarm_timer_nsleep+0x160/0x4e0 kernel/time/alarmtimer.c:783 [<000000002bece206>] SYSC_clock_nanosleep kernel/time/posix-timers.c:1128 [inline] [<000000002bece206>] SyS_clock_nanosleep+0x1be/0x280 kernel/time/posix-timers.c:1110 [<0000000089dd635f>] do_syscall_64+0x1ad/0x570 arch/x86/entry/common.c:285 [<000000002c3c4828>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Kernel Offset: disabled Rebooting in 86400 seconds..