================================================================== BUG: KCSAN: data-race in getrusage / vms_clear_ptes write to 0xffff88813fda3278 of 8 bytes by task 19130 on cpu 1: update_hiwater_rss include/linux/mm.h:2669 [inline] vms_clear_ptes+0x1a2/0x300 mm/vma.c:1136 vms_clean_up_area mm/vma.c:1156 [inline] __mmap_prepare mm/vma.c:2279 [inline] __mmap_region mm/vma.c:2444 [inline] mmap_region+0x659/0x1620 mm/vma.c:2535 do_mmap+0x98a/0xc30 mm/mmap.c:561 vm_mmap_pgoff+0x16d/0x2d0 mm/util.c:575 ksys_mmap_pgoff+0x286/0x330 mm/mmap.c:607 x64_sys_call+0x1940/0x2dc0 arch/x86/include/generated/asm/syscalls_64.h:10 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 0xffff88813fda3278 of 8 bytes by task 19132 on cpu 0: 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 -> 0x00000000000016b0 Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 19132 Comm: iou-sqp-19131 Not tainted 6.14.0-rc1-syzkaller-00187-g8f6629c004b1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 ==================================================================