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BUG: KCSAN: data-race in getrusage / vms_clear_ptes

write to 0xffff888117e1d8f8 of 8 bytes by task 19058 on cpu 0:
 update_hiwater_rss include/linux/mm.h:2669 [inline]
 vms_clear_ptes+0x1a2/0x300 mm/vma.c:1136
 vms_complete_munmap_vmas+0x17b/0x480 mm/vma.c:1186
 do_vmi_align_munmap+0x344/0x390 mm/vma.c:1445
 __do_sys_brk mm/mmap.c:176 [inline]
 __se_sys_brk+0x517/0x8b0 mm/mmap.c:115
 __x64_sys_brk+0x1f/0x30 mm/mmap.c:115
 x64_sys_call+0x2cb6/0x2dc0 arch/x86/include/generated/asm/syscalls_64.h:13
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

read to 0xffff888117e1d8f8 of 8 bytes by task 19056 on cpu 1:
 get_mm_hiwater_rss include/linux/mm.h:2656 [inline]
 setmax_mm_hiwater_rss include/linux/mm.h:2686 [inline]
 getrusage+0xa15/0xb70 kernel/sys.c:1872
 io_sq_thread+0x5f9/0x1100 io_uring/sqpoll.c:310
 ret_from_fork+0x4b/0x60 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244

value changed: 0x00000000000014e5 -> 0x00000000000016b3

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 UID: 0 PID: 19056 Comm: iou-sqp-19055 Tainted: G        W          6.14.0-rc6-syzkaller-00244-g31d7109a19f6 #0
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
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