==================================================================
BUG: KCSAN: data-race in ext4_free_inodes_count / ext4_free_inodes_set

write to 0xffff88810361500e of 2 bytes by task 7253 on cpu 0:
 ext4_free_inodes_set+0x1f/0x80 fs/ext4/super.c:397
 __ext4_new_inode+0x15e3/0x2320 fs/ext4/ialloc.c:1214
 ext4_symlink+0x242/0x580 fs/ext4/namei.c:3372
 vfs_symlink+0xc2/0x1a0 fs/namei.c:4398
 do_symlinkat+0xe3/0x320 fs/namei.c:4424
 __do_sys_symlinkat fs/namei.c:4440 [inline]
 __se_sys_symlinkat fs/namei.c:4437 [inline]
 __x64_sys_symlinkat+0x62/0x70 fs/namei.c:4437
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

read to 0xffff88810361500e of 2 bytes by task 7263 on cpu 1:
 ext4_free_inodes_count+0x1c/0x80 fs/ext4/super.c:341
 find_group_other fs/ext4/ialloc.c:594 [inline]
 __ext4_new_inode+0x6fb/0x2320 fs/ext4/ialloc.c:1018
 ext4_symlink+0x242/0x580 fs/ext4/namei.c:3372
 vfs_symlink+0xc2/0x1a0 fs/namei.c:4398
 do_symlinkat+0xe3/0x320 fs/namei.c:4424
 __do_sys_symlinkat fs/namei.c:4440 [inline]
 __se_sys_symlinkat fs/namei.c:4437 [inline]
 __x64_sys_symlinkat+0x62/0x70 fs/namei.c:4437
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

value changed: 0x1b70 -> 0x1b6f

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 7263 Comm: syz-executor.4 Not tainted 6.3.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
==================================================================