WARNING: CPU: 1 PID: 6097 at fs/attr.c:234 notify_change+0xda8/0x1110 fs/attr.c:234
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 6097 Comm: syz-executor230 Not tainted 4.20.0-rc4+ #355
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
 panic+0x2ad/0x55c kernel/panic.c:188
 __warn.cold.8+0x20/0x45 kernel/panic.c:540
 report_bug+0x254/0x2d0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271
 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:969
RIP: 0010:notify_change+0xda8/0x1110 fs/attr.c:234
Code: 4c 89 ef e8 ca 3f 0c 00 e8 c5 b4 a7 ff 4c 89 f7 e8 7d 0e 83 01 44 89 e6 4c 89 f7 e8 b2 2d 83 01 e9 ea f9 ff ff e8 a8 b4 a7 ff <0f> 0b e9 c3 f3 ff ff e8 9c b4 a7 ff 48 89 da 41 83 cf 01 48 b8 00
RSP: 0018:ffff8881d728f3e0 EFLAGS: 00010293
RAX: ffff8881bc5ea580 RBX: ffff8881d180fb80 RCX: ffffffff81d7ca14
RDX: 0000000000000000 RSI: ffffffff81d7d658 RDI: 0000000000000007
RBP: ffff8881d728f4b0 R08: ffff8881bc5ea580 R09: ffffed103a301f8b
R10: ffffed103a301f8b R11: ffff8881d180fc5f R12: 0000000000004200
R13: ffff8881d728f4f0 R14: ffff8881d553bc60 R15: 1ffff1103ae51e88
 __remove_privs fs/inode.c:1809 [inline]
 file_remove_privs+0x2d5/0x540 fs/inode.c:1831
 __generic_file_write_iter+0x169/0x630 mm/filemap.c:3211
 blkdev_write_iter+0x23d/0x450 fs/block_dev.c:1916
 call_write_iter include/linux/fs.h:1857 [inline]
 do_iter_readv_writev+0x8b0/0xa80 fs/read_write.c:680
 do_iter_write+0x185/0x5f0 fs/read_write.c:959
 vfs_iter_write+0x77/0xb0 fs/read_write.c:972
 iter_file_splice_write+0x90d/0x1050 fs/splice.c:749
 do_splice_from fs/splice.c:851 [inline]
 direct_splice_actor+0x128/0x190 fs/splice.c:1018
 splice_direct_to_actor+0x318/0x8f0 fs/splice.c:973
 do_splice_direct+0x2d4/0x420 fs/splice.c:1061
 do_sendfile+0x62a/0xe20 fs/read_write.c:1439
 __do_sys_sendfile64 fs/read_write.c:1500 [inline]
 __se_sys_sendfile64 fs/read_write.c:1486 [inline]
 __x64_sys_sendfile64+0x1fd/0x250 fs/read_write.c:1486
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x44a449
Code: e8 5c b5 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 4b cd fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f0c24660ce8 EFLAGS: 00000206 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00000000006dbc48 RCX: 000000000044a449
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000005
RBP: 00000000006dbc40 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000002000005 R11: 0000000000000206 R12: 00000000006dbc4c
R13: 00007fffaed2bc1f R14: 00007f0c246619c0 R15: 00000000006dbd4c
Kernel Offset: disabled
Rebooting in 86400 seconds..