------------[ cut here ]------------
WARNING: CPU: 0 PID: 16466 at fs/attr.c:211 notify_change2+0xae2/0xd90 fs/attr.c:211
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4112 sclass=netlink_route_socket pig=16479 comm=syz-executor.2
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 16466 Comm: syz-executor.0 Not tainted 4.9.180+ #3
 ffff8801acaaf430 ffffffff81b577f1 0000000000000000 ffffffff82a3a960
 00000000ffffffff 0000000000000000 0000000000000009 ffff8801acaaf510
 ffffffff813fd2fa 0000000041b58ab3 ffffffff82e30d0a ffffffff813fd121
Call Trace:
 [<00000000cbe8e43e>] __dump_stack lib/dump_stack.c:15 [inline]
 [<00000000cbe8e43e>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<00000000f3ccefcc>] panic+0x1d9/0x3bd kernel/panic.c:180
 [<000000004e04fdd5>] __warn.cold+0x2f/0x2f kernel/panic.c:546
 [<00000000850412b1>] warn_slowpath_null+0x2d/0x40 kernel/panic.c:589
 [<00000000df9997c5>] notify_change2+0xae2/0xd90 fs/attr.c:211
 [<000000003aa47dbd>] __remove_privs fs/inode.c:1793 [inline]
 [<000000003aa47dbd>] file_remove_privs+0x285/0x4b0 fs/inode.c:1815
 [<0000000024730ef9>] __generic_file_write_iter+0x157/0x530 mm/filemap.c:3010
 [<000000007d17c893>] blkdev_write_iter fs/block_dev.c:1726 [inline]
 [<000000007d17c893>] blkdev_write_iter+0x1bb/0x370 fs/block_dev.c:1706
 [<000000009ed97ec3>] vfs_iter_write+0x2e2/0x580 fs/read_write.c:390
 [<000000006318ea3b>] iter_file_splice_write+0x5a9/0xb10 fs/splice.c:768
 [<00000000978ee868>] do_splice_from fs/splice.c:870 [inline]
 [<00000000978ee868>] direct_splice_actor+0x126/0x1a0 fs/splice.c:1037
 [<00000000782c42b7>] splice_direct_to_actor+0x2c8/0x820 fs/splice.c:992
 [<000000000596f163>] do_splice_direct+0x1a5/0x260 fs/splice.c:1080
 [<0000000056b36a15>] do_sendfile+0x503/0xc00 fs/read_write.c:1401
 [<00000000899bcb06>] SYSC_sendfile64 fs/read_write.c:1462 [inline]
 [<00000000899bcb06>] SyS_sendfile64+0x145/0x160 fs/read_write.c:1448
 [<000000000c595760>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288
 [<0000000072ba6b55>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Kernel Offset: disabled
Rebooting in 86400 seconds..