random: crng init done
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2069 at fs/attr.c:211 notify_change2+0xae2/0xd90 fs/attr.c:211
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 2069 Comm: syz-executor636 Not tainted 4.9.167+ #38
 ffff8801cdd77430 ffffffff81b4f011 0000000000000000 ffffffff82a39ba0
 00000000ffffffff 0000000000000001 0000000000000009 ffff8801cdd77510
 ffffffff813f91aa 0000000041b58ab3 ffffffff82e2ec1a ffffffff813f8fd1
Call Trace:
 [<000000005021a87c>] __dump_stack lib/dump_stack.c:15 [inline]
 [<000000005021a87c>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<0000000098ead4ad>] panic+0x1d9/0x3bd kernel/panic.c:180
 [<00000000530fb5f5>] __warn.cold+0x2f/0x2f kernel/panic.c:546
 [<0000000036438f63>] warn_slowpath_null+0x2d/0x40 kernel/panic.c:589
 [<00000000d721277f>] notify_change2+0xae2/0xd90 fs/attr.c:211
 [<0000000091dfa7ec>] __remove_privs fs/inode.c:1793 [inline]
 [<0000000091dfa7ec>] file_remove_privs+0x285/0x4b0 fs/inode.c:1815
 [<0000000072c3551d>] __generic_file_write_iter+0x157/0x530 mm/filemap.c:3010
 [<00000000aad6f971>] blkdev_write_iter fs/block_dev.c:1726 [inline]
 [<00000000aad6f971>] blkdev_write_iter+0x1bb/0x370 fs/block_dev.c:1706
 [<00000000a29f567c>] vfs_iter_write+0x2e2/0x580 fs/read_write.c:390
 [<000000000ac21453>] iter_file_splice_write+0x5a9/0xb10 fs/splice.c:768
 [<00000000e5bb2079>] do_splice_from fs/splice.c:870 [inline]
 [<00000000e5bb2079>] direct_splice_actor+0x126/0x1a0 fs/splice.c:1037
 [<000000004ae92d54>] splice_direct_to_actor+0x2c8/0x820 fs/splice.c:992
 [<00000000dd67942c>] do_splice_direct+0x1a5/0x260 fs/splice.c:1080
 [<00000000953bac30>] do_sendfile+0x503/0xc00 fs/read_write.c:1395
 [<00000000ea0a274f>] SYSC_sendfile64 fs/read_write.c:1456 [inline]
 [<00000000ea0a274f>] SyS_sendfile64+0x145/0x160 fs/read_write.c:1442
 [<00000000f77accac>] do_syscall_64+0x1ad/0x570 arch/x86/entry/common.c:285
 [<000000001007864d>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Kernel Offset: disabled
Rebooting in 86400 seconds..