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BUG: KCSAN: data-race in __mark_inode_dirty / __mark_inode_dirty

write to 0xffff888151f80fc8 of 8 bytes by task 12344 on cpu 1:
 __mark_inode_dirty+0x250/0x7d0 fs/fs-writeback.c:2483
 generic_update_time fs/inode.c:1943 [inline]
 inode_update_time fs/inode.c:1956 [inline]
 touch_atime+0x1be/0x2d0 fs/inode.c:2028
 file_accessed include/linux/fs.h:2360 [inline]
 shmem_file_read_iter+0x4b3/0x550 mm/shmem.c:2875
 call_read_iter include/linux/fs.h:2014 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x3c0/0x590 fs/read_write.c:470
 ksys_read+0xeb/0x1a0 fs/read_write.c:613
 __do_sys_read fs/read_write.c:623 [inline]
 __se_sys_read fs/read_write.c:621 [inline]
 __x64_sys_read+0x42/0x50 fs/read_write.c:621
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

read to 0xffff888151f80fc8 of 8 bytes by task 13953 on cpu 0:
 __mark_inode_dirty+0x58/0x7d0 fs/fs-writeback.c:2434
 generic_update_time fs/inode.c:1943 [inline]
 inode_update_time fs/inode.c:1956 [inline]
 touch_atime+0x1be/0x2d0 fs/inode.c:2028
 file_accessed include/linux/fs.h:2360 [inline]
 shmem_file_read_iter+0x4b3/0x550 mm/shmem.c:2875
 call_read_iter include/linux/fs.h:2014 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x3c0/0x590 fs/read_write.c:470
 ksys_read+0xeb/0x1a0 fs/read_write.c:613
 __do_sys_read fs/read_write.c:623 [inline]
 __se_sys_read fs/read_write.c:621 [inline]
 __x64_sys_read+0x42/0x50 fs/read_write.c:621
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

value changed: 0x0000000000000000 -> 0x0000000000000001

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 13953 Comm: udevd Not tainted 6.7.0-rc8-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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