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BUG: KCSAN: data-race in generic_fillattr / inode_set_ctime_current

write to 0xffff888162a3c100 of 8 bytes by task 18991 on cpu 0:
 inode_set_ctime_to_ts include/linux/fs.h:1624 [inline]
 inode_set_ctime_current+0x38/0x50 fs/inode.c:2515
 shmem_unlink+0x114/0x190 mm/shmem.c:3401
 shmem_rename2+0x1dc/0x2c0 mm/shmem.c:3482
 vfs_rename+0x872/0x9c0 fs/namei.c:4883
 do_renameat2+0x732/0xa60 fs/namei.c:5040
 __do_sys_rename fs/namei.c:5087 [inline]
 __se_sys_rename fs/namei.c:5085 [inline]
 __x64_sys_rename+0x5c/0x70 fs/namei.c:5085
 do_syscall_64+0xd3/0x1d0
 entry_SYSCALL_64_after_hwframe+0x6d/0x75

read to 0xffff888162a3c100 of 8 bytes by task 18974 on cpu 1:
 inode_get_ctime include/linux/fs.h:1618 [inline]
 generic_fillattr+0x1e0/0x2f0 fs/stat.c:62
 shmem_getattr+0x17b/0x200 mm/shmem.c:1145
 vfs_getattr_nosec fs/stat.c:135 [inline]
 vfs_getattr+0x19b/0x1e0 fs/stat.c:176
 vfs_statx+0x140/0x320 fs/stat.c:248
 vfs_fstatat+0xcd/0x100 fs/stat.c:304
 __do_sys_newfstatat fs/stat.c:468 [inline]
 __se_sys_newfstatat+0x58/0x260 fs/stat.c:462
 __x64_sys_newfstatat+0x55/0x70 fs/stat.c:462
 do_syscall_64+0xd3/0x1d0
 entry_SYSCALL_64_after_hwframe+0x6d/0x75

value changed: 0x000000002bb32569 -> 0x000000002ce45268

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 18974 Comm: udevd Tainted: G        W          6.8.0-syzkaller-13161-gbfa8f18691ed #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
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