WARNING: CPU: 1 PID: 23161 at fs/attr.c:234 notify_change+0xca2/0xfb0 fs/attr.c:234 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 23161 Comm: syz-executor.0 Not tainted 5.1.0-rc4+ #61 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+0x172/0x1f0 lib/dump_stack.c:113 panic+0x2cb/0x65c kernel/panic.c:214 __warn.cold+0x20/0x45 kernel/panic.c:571 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973 RIP: 0010:notify_change+0xca2/0xfb0 fs/attr.c:234 Code: 14 52 0a 00 e8 1f a3 b7 ff 4c 8b 7c 24 20 4c 89 ff e8 92 88 4a 01 89 de 4c 89 ff e8 78 a4 4a 01 e9 33 fa ff ff e8 fe a2 b7 ff <0f> 0b e9 42 f4 ff ff e8 f2 a2 b7 ff 44 89 f3 4c 89 ea 48 b8 00 00 RSP: 0018:ffff88805b4a74c0 EFLAGS: 00010216 RAX: 0000000000040000 RBX: 0000000000004200 RCX: ffffc90005de3000 RDX: 00000000000005cd RSI: ffffffff81b8ec02 RDI: 0000000000000007 RBP: ffff88805b4a7510 R08: ffff8880928662c0 R09: ffffed10141e483c R10: ffffed10141e483b R11: ffff8880a0f241df R12: ffff88805b4a7560 R13: ffff8880a0f24100 R14: 0000000000000000 R15: ffff88805b4a75f0 __remove_privs fs/inode.c:1806 [inline] file_remove_privs+0x2a9/0x480 fs/inode.c:1828 __generic_file_write_iter+0x15e/0x630 mm/filemap.c:3374 blkdev_write_iter fs/block_dev.c:1966 [inline] blkdev_write_iter+0x23a/0x440 fs/block_dev.c:1943 ? 0xffffffff81000000 call_write_iter include/linux/fs.h:1866 [inline] do_iter_readv_writev+0x5e1/0x8e0 fs/read_write.c:681 do_iter_write fs/read_write.c:957 [inline] do_iter_write+0x184/0x610 fs/read_write.c:938 vfs_iter_write+0x77/0xb0 fs/read_write.c:970 iter_file_splice_write+0x662/0xbe0 fs/splice.c:745 do_splice_from fs/splice.c:847 [inline] direct_splice_actor+0x126/0x1a0 fs/splice.c:1019 splice_direct_to_actor+0x369/0x970 fs/splice.c:974 do_splice_direct+0x1da/0x2a0 fs/splice.c:1062 do_sendfile+0x597/0xd00 fs/read_write.c:1443 __do_sys_sendfile64 fs/read_write.c:1504 [inline] __se_sys_sendfile64 fs/read_write.c:1490 [inline] __x64_sys_sendfile64+0x1dd/0x220 fs/read_write.c:1490 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4582f9 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007feae9a10c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000004582f9 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000010000 R11: 0000000000000246 R12: 00007feae9a116d4 R13: 00000000004c5267 R14: 00000000004d93a8 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds..