==================================================================
BUG: KCSAN: data-race in touch_atime / touch_atime

write to 0xffff888139041570 of 8 bytes by task 22563 on cpu 1:
 inode_set_atime_to_ts include/linux/fs.h:1541 [inline]
 inode_update_timestamps fs/inode.c:1876 [inline]
 generic_update_time fs/inode.c:1898 [inline]
 inode_update_time fs/inode.c:1918 [inline]
 touch_atime+0x1ed/0x340 fs/inode.c:1990
 file_accessed include/linux/fs.h:2437 [inline]
 iterate_dir+0x2db/0x300 fs/readdir.c:113
 __do_sys_getdents64 fs/readdir.c:409 [inline]
 __se_sys_getdents64+0x88/0x1a0 fs/readdir.c:394
 __x64_sys_getdents64+0x43/0x50 fs/readdir.c:394
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

read to 0xffff888139041570 of 8 bytes by task 426 on cpu 0:
 inode_get_atime include/linux/fs.h:1535 [inline]
 inode_update_timestamps fs/inode.c:1873 [inline]
 generic_update_time fs/inode.c:1898 [inline]
 inode_update_time fs/inode.c:1918 [inline]
 touch_atime+0x19a/0x340 fs/inode.c:1990
 file_accessed include/linux/fs.h:2437 [inline]
 iterate_dir+0x2db/0x300 fs/readdir.c:113
 __do_sys_getdents64 fs/readdir.c:409 [inline]
 __se_sys_getdents64+0x88/0x1a0 fs/readdir.c:394
 __x64_sys_getdents64+0x43/0x50 fs/readdir.c:394
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

value changed: 0x000000000207843c -> 0x0000000002a01abc

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 426 Comm: udevd Not tainted 6.8.0-rc3-syzkaller-00279-g4a7bbe7519b6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
==================================================================
I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0