================================================================== BUG: KCSAN: data-race in getrusage / vms_clear_ptes write to 0xffff888108ddd5f8 of 8 bytes by task 4151 on cpu 0: update_hiwater_rss include/linux/mm.h:2668 [inline] vms_clear_ptes+0x1a7/0x300 mm/vma.c:1135 vms_complete_munmap_vmas+0x16c/0x470 mm/vma.c:1185 do_vmi_align_munmap+0x344/0x390 mm/vma.c:1444 do_vmi_munmap+0x1eb/0x230 mm/vma.c:1492 __vm_munmap+0xfd/0x220 mm/mmap.c:1372 __do_sys_munmap mm/mmap.c:1389 [inline] __se_sys_munmap mm/mmap.c:1386 [inline] __x64_sys_munmap+0x36/0x40 mm/mmap.c:1386 x64_sys_call+0xe14/0x2dc0 arch/x86/include/generated/asm/syscalls_64.h:12 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 0xffff888108ddd5f8 of 8 bytes by task 4152 on cpu 1: get_mm_hiwater_rss include/linux/mm.h:2655 [inline] setmax_mm_hiwater_rss include/linux/mm.h:2685 [inline] getrusage+0xa24/0xb80 kernel/sys.c:1870 io_sq_thread+0x5ea/0x10d0 io_uring/sqpoll.c:310 ret_from_fork+0x4b/0x60 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 value changed: 0x00000000000014b6 -> 0x00000000000019d6 Reported by Kernel Concurrency Sanitizer on: CPU: 1 UID: 0 PID: 4152 Comm: iou-sqp-4151 Not tainted 6.13.0-rc6-syzkaller-00262-gb62cef9a5c67 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 ==================================================================