------------[ cut here ]------------ WARNING: CPU: 1 PID: 8254 at fs/ext4/inode.c:3264 ext4_invalidatepage+0x109/0x3a0 fs/ext4/inode.c:3264 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 8254 Comm: syz-executor4 Not tainted 4.9.131+ #50 ffff88019ed6f6f0 ffffffff81b37029 ffffffff82a38c20 00000000ffffffff 0000000000000000 0000000000000001 0000000000000cc0 ffff88019ed6f7b0 ffffffff813f6b25 0000000041b58ab3 ffffffff82e298d3 ffffffff813f6966[ 176.567653] serio: Serial port pts1 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 [] ext4_invalidatepage+0x109/0x3a0 fs/ext4/inode.c:3264 [] do_invalidatepage mm/truncate.c:99 [inline] [] truncate_complete_page mm/truncate.c:119 [inline] [] truncate_inode_page+0x125/0x260 mm/truncate.c:167 [] truncate_inode_pages_range+0x638/0x1060 mm/truncate.c:376 serio: Serial port pts0 [] truncate_inode_pages+0x24/0x30 mm/truncate.c:401 [] swap_inode_boot_loader fs/ext4/ioctl.c:119 [inline] [] ext4_ioctl+0x1be8/0x3620 fs/ext4/ioctl.c:692 [] vfs_ioctl fs/ioctl.c:43 [inline] [] file_ioctl fs/ioctl.c:493 [inline] [] do_vfs_ioctl+0x1ac/0x11a0 fs/ioctl.c:677 [] SYSC_ioctl fs/ioctl.c:694 [inline] [] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685 [] 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..