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BUG: KCSAN: data-race in __ext4_update_other_inode_time / inode_io_list_del

write to 0xffff88812b62f820 of 8 bytes by task 1133 on cpu 0:
 inode_io_list_del+0xdc/0x2b0 fs/fs-writeback.c:1273
 evict+0xac/0x3c0 fs/inode.c:575
 iput_final fs/inode.c:1664 [inline]
 iput+0x430/0x580 fs/inode.c:1690
 do_unlinkat+0x2d4/0x540 fs/namei.c:4176
 __do_sys_unlink fs/namei.c:4217 [inline]
 __se_sys_unlink fs/namei.c:4215 [inline]
 __x64_sys_unlink+0x2c/0x30 fs/namei.c:4215
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

read to 0xffff88812b62f820 of 8 bytes by task 16234 on cpu 1:
 inode_is_dirtytime_only include/linux/fs.h:2471 [inline]
 __ext4_update_other_inode_time+0x48/0x5c0 fs/ext4/inode.c:4972
 ext4_update_other_inodes_time fs/ext4/inode.c:5015 [inline]
 ext4_do_update_inode fs/ext4/inode.c:5149 [inline]
 ext4_mark_iloc_dirty+0x1286/0x1700 fs/ext4/inode.c:5741
 __ext4_mark_inode_dirty+0x4ec/0x5c0 fs/ext4/inode.c:5937
 ext4_ext_tree_init+0x94/0xa0 fs/ext4/extents.c:830
 __ext4_new_inode+0x2a4d/0x2fd0 fs/ext4/ialloc.c:1334
 ext4_mkdir+0x28a/0x760 fs/ext4/namei.c:2929
 vfs_mkdir+0x2c3/0x3e0 fs/namei.c:3885
 do_mkdirat+0x12e/0x2c0 fs/namei.c:3911
 __do_sys_mkdir fs/namei.c:3931 [inline]
 __se_sys_mkdir fs/namei.c:3929 [inline]
 __x64_sys_mkdir+0x40/0x50 fs/namei.c:3929
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x0000000000000000 -> 0x0000000000000060

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 16234 Comm: syz-executor.0 Not tainted 5.15.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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