------------[ cut here ]------------ WARNING: CPU: 1 PID: 22367 at fs/ext4/inode.c:3264 ext4_invalidatepage+0x109/0x3a0 fs/ext4/inode.c:3264 ODEBUG: object ffff8801cbe67d70 is on stack ffff8801cbe60000, but NOT annotated. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 22371 at lib/debugobjects.c:303 debug_object_is_on_stack lib/debugobjects.c:303 [inline] WARNING: CPU: 0 PID: 22371 at lib/debugobjects.c:303 __debug_object_init.cold.8+0x6b/0x258 lib/debugobjects.c:329 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 22371 Comm: syz-executor5 Not tainted 4.9.131+ #50 ffff8801cbe67ac8 ffffffff81b37029 ffffffff82a38c20 00000000ffffffff 0000000000000000 0000000000000000 000000000000012f ffff8801cbe67b88 ffffffff813f6b25 0000000041b58ab3 ffffffff82e298d3 ffffffff813f6966 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] panic+0x1bf/0x39f kernel/panic.c:179 [] __warn.cold.9+0xc1/0x17f kernel/panic.c:542 [] warn_slowpath_null+0x2c/0x40 kernel/panic.c:585 [] debug_object_is_on_stack lib/debugobjects.c:303 [inline] [] __debug_object_init.cold.8+0x6b/0x258 lib/debugobjects.c:329 [] debug_object_init+0x16/0x20 lib/debugobjects.c:366 [] debug_hrtimer_init kernel/time/hrtimer.c:393 [inline] [] debug_init kernel/time/hrtimer.c:438 [inline] [] hrtimer_init+0x2a/0x2e0 kernel/time/hrtimer.c:1165 [] alarm_init kernel/time/alarmtimer.c:321 [inline] [] alarm_timer_nsleep+0x14d/0x4d0 kernel/time/alarmtimer.c:783 [] SYSC_clock_nanosleep kernel/time/posix-timers.c:1119 [inline] [] SyS_clock_nanosleep+0x1b9/0x270 kernel/time/posix-timers.c:1101 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Kernel Offset: disabled Rebooting in 86400 seconds..