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================================================================== BUG: KCSAN: data-race in getrusage / unmap_region write to 0xffff8881160ab570 of 8 bytes by task 18467 on cpu 0: update_hiwater_rss include/linux/mm.h:2657 [inline] unmap_region+0x105/0x230 mm/mmap.c:2309 do_vmi_align_munmap+0x650/0x9c0 mm/mmap.c:2628 do_vmi_munmap+0x1eb/0x230 mm/mmap.c:2696 mmap_region+0x523/0x1550 mm/mmap.c:2747 do_mmap+0x6a6/0xac0 mm/mmap.c:1385 vm_mmap_pgoff+0x12f/0x250 mm/util.c:573 ksys_mmap_pgoff+0x2bd/0x340 mm/mmap.c:1431 x64_sys_call+0x1815/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:10 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f read to 0xffff8881160ab570 of 8 bytes by task 18468 on cpu 1: get_mm_hiwater_rss include/linux/mm.h:2644 [inline] setmax_mm_hiwater_rss include/linux/mm.h:2674 [inline] getrusage+0xa35/0xb90 kernel/sys.c:1861 io_sq_thread+0x4d3/0xef0 io_uring/sqpoll.c:305 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: 0x0000000000000860 -> 0x0000000000000900 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 18468 Comm: iou-sqp-18467 Not tainted 6.9.0-rc5-syzkaller-00355-g2c8159388952 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/04/28 18:42 | upstream | 2c8159388952 | 07b455f9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in getrusage / unmap_region | ||
2024/04/26 15:01 | upstream | c942a0cd3603 | 059e9963 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in getrusage / unmap_region | ||
2024/04/25 04:41 | upstream | e88c4cfcb7b8 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in getrusage / unmap_region | ||
2024/04/24 04:54 | upstream | 9d1ddab261f3 | 21339d7b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in getrusage / unmap_region | ||
2024/04/21 14:29 | upstream | 977b1ef51866 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in getrusage / unmap_region | ||
2024/04/09 08:35 | upstream | 20cb38a7af88 | f3234354 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in getrusage / unmap_region |