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================================================================== BUG: KCSAN: data-race in getrusage / unmap_region write to 0xffff88811879c0f0 of 8 bytes by task 28472 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 __vm_munmap+0xe7/0x1d0 mm/mmap.c:2972 __do_sys_munmap mm/mmap.c:2989 [inline] __se_sys_munmap mm/mmap.c:2986 [inline] __x64_sys_munmap+0x36/0x40 mm/mmap.c:2986 x64_sys_call+0xc9d/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:12 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 0xffff88811879c0f0 of 8 bytes by task 28473 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: 0x0000000000000867 -> 0x0000000000000907 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 28473 Comm: iou-sqp-28472 Tainted: G W 6.9.0-rc6-syzkaller-00046-g18daea77cca6 #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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/05/01 10:20 | upstream | 18daea77cca6 | 3ba885bc | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in getrusage / unmap_region | ||
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 |