netlink: 1 bytes leftover after parsing attributes in process `syz-executor.5'.
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6364 at fs/buffer.c:640 __set_page_dirty.constprop.0+0x14c/0x1c0 fs/buffer.c:640()
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 6364 Comm: syz-executor.0 Not tainted 4.4.174+ #17
 0000000000000000 4ed689e32d57df21 ffff8801d4dff3a0 ffffffff81aad1a1
 0000000000000000 ffffffff82835ee0 ffffffff828a31c0 0000000000000280
 ffffffff8154387c ffff8801d4dff480 ffffffff813a48c2 0000000041b58ab3
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff813a48c2>] panic+0x1b9/0x37b kernel/panic.c:112
 [<ffffffff813a4ab9>] warn_slowpath_common kernel/panic.c:455 [inline]
 [<ffffffff813a4ab9>] warn_slowpath_common.cold+0x20/0x20 kernel/panic.c:435
 [<ffffffff810d3aaa>] warn_slowpath_null+0x2a/0x30 kernel/panic.c:492
 [<ffffffff8154387c>] __set_page_dirty.constprop.0+0x14c/0x1c0 fs/buffer.c:640
 [<ffffffff81544cb8>] __set_page_dirty_buffers+0x108/0x1b0 fs/buffer.c:701
 [<ffffffff813d426c>] set_page_dirty+0xbc/0x150 mm/page-writeback.c:2564
 [<ffffffff81547e2f>] block_page_mkwrite+0x1df/0x270 fs/buffer.c:2455
 [<ffffffff81665af0>] ext4_page_mkwrite+0xb80/0xef0 fs/ext4/inode.c:5483
 [<ffffffff8142eb82>] do_page_mkwrite+0x1d2/0x360 mm/memory.c:2057
 [<ffffffff814344fc>] wp_page_shared mm/memory.c:2327 [inline]
 [<ffffffff814344fc>] do_wp_page+0xb5c/0x1340 mm/memory.c:2431
 [<ffffffff8143b2e4>] handle_pte_fault mm/memory.c:3362 [inline]
 [<ffffffff8143b2e4>] __handle_mm_fault mm/memory.c:3474 [inline]
 [<ffffffff8143b2e4>] handle_mm_fault+0x1614/0x3140 mm/memory.c:3503
 [<ffffffff810aaa4e>] __do_page_fault+0x28e/0x7f0 arch/x86/mm/fault.c:1243
 [<ffffffff810ab008>] do_page_fault+0x28/0x30 arch/x86/mm/fault.c:1306
 [<ffffffff82719e35>] page_fault+0x25/0x30 arch/x86/entry/entry_64.S:1064
 [<ffffffff814b17a4>] pipe_read+0x274/0x860 fs/pipe.c:270
 [<ffffffff81496725>] new_sync_read fs/read_write.c:424 [inline]
 [<ffffffff81496725>] __vfs_read+0x2e5/0x3c0 fs/read_write.c:436
 [<ffffffff81498264>] vfs_read+0x134/0x360 fs/read_write.c:456
 [<ffffffff8149aa8c>] SYSC_read fs/read_write.c:571 [inline]
 [<ffffffff8149aa8c>] SyS_read+0xdc/0x1c0 fs/read_write.c:564
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Kernel Offset: disabled
Rebooting in 86400 seconds..