WARNING: CPU: 1 PID: 16725 at fs/attr.c:234 notify_change+0x807/0xc80 fs/attr.c:234
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 16725 Comm: syz-executor.3 Not tainted 5.1.0-rc3+ #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1ubuntu1 04/01/2014
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x75/0xae lib/dump_stack.c:113
 panic+0x223/0x46a kernel/panic.c:214
 __warn+0x1d9/0x1f0 kernel/panic.c:571
 report_bug+0x1ee/0x2b0 lib/bug.c:186
 fixup_bug.part.10+0x32/0x80 arch/x86/kernel/traps.c:179
 fixup_bug arch/x86/kernel/traps.c:278 [inline]
 do_error_trap+0xd3/0x100 arch/x86/kernel/traps.c:272
 do_invalid_op+0x31/0x40 arch/x86/kernel/traps.c:291
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973
RIP: 0010:notify_change+0x807/0xc80 fs/attr.c:234
Code: c0 03 38 d0 7c 09 84 d2 74 05 e8 b4 50 f8 ff 41 83 7d 04 ff 0f 85 8e 03 00 00 41 bf b5 ff ff ff e9 8a fd ff ff e8 39 6e d6 ff <0f> 0b e9 d6 f8 ff ff e8 2d 6e d6 ff 49 8d 7f 30 48 ba 00 00 00 00
RSP: 0018:ffff88806589f8c0 EFLAGS: 00010282
RAX: 0000000000040000 RBX: 0000000000004200 RCX: ffffffff815d77a7
RDX: 00000000000000c1 RSI: ffffc9000342e000 RDI: ffff88806a986940
RBP: ffff88806589f920 R08: ffffed100d530d29 R09: ffffed100d530d28
R10: 0000000000000001 R11: ffff88806a986947 R12: ffff88806589f958
R13: ffff88806a9868a0 R14: ffff88806b7ff600 R15: ffff88806a986940
 __remove_privs fs/inode.c:1806 [inline]
 file_remove_privs+0x29f/0x3b0 fs/inode.c:1828
 __generic_file_write_iter+0x155/0x540 mm/filemap.c:3374
 blkdev_write_iter+0x20f/0x410 fs/block_dev.c:1966
new mount options do not match the existing superblock, will be ignored
 call_write_iter include/linux/fs.h:1863 [inline]
 do_iter_readv_writev+0x435/0x660 fs/read_write.c:680
 do_iter_write+0x151/0x560 fs/read_write.c:956
 vfs_writev+0x167/0x300 fs/read_write.c:1001
 do_writev+0xc6/0x220 fs/read_write.c:1036
 do_syscall_64+0x94/0x2b0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x463219
Code: f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe6c9b5dc58 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 000000000073bf00 RCX: 0000000000463219
RDX: 0000000000000001 RSI: 0000000020000540 RDI: 0000000000000003
RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000007060a0 R14: 00000000004c3682 R15: 00007fe6c9b5e6bc
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: 0x29a00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
Rebooting in 1 seconds..
