Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in shrink_node / shrink_node (2) mm | 1 | 867d | 867d | 0/26 | auto-closed as invalid on 2021/12/17 17:26 |
syzbot |
sign-in | mailing list | source | docs |
🐞 Open [957] ≡ Subsystems 🐞 Fixed [5158] 🐞 Invalid [12319] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in shrink_node / shrink_node (2) mm | 1 | 867d | 867d | 0/26 | auto-closed as invalid on 2021/12/17 17:26 |
================================================================== BUG: KCSAN: data-race in shrink_node / shrink_node write to 0xffff88812ffffa88 of 4 bytes by task 9711 on cpu 1: shrink_node+0x6c6/0xb30 mm/vmscan.c:2905 shrink_zones mm/vmscan.c:3025 [inline] do_try_to_free_pages+0x242/0x940 mm/vmscan.c:3083 try_to_free_mem_cgroup_pages+0x1fd/0x4c0 mm/vmscan.c:3383 reclaim_high.constprop.0+0xf7/0x140 mm/memcontrol.c:2349 mem_cgroup_handle_over_high+0x96/0x180 mm/memcontrol.c:2430 tracehook_notify_resume include/linux/tracehook.h:197 [inline] exit_to_usermode_loop+0x20c/0x2c0 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline] syscall_return_slowpath+0x20f/0x220 arch/x86/entry/common.c:274 ret_from_fork+0x15/0x30 arch/x86/entry/entry_64.S:344 write to 0xffff88812ffffa88 of 4 bytes by task 9706 on cpu 0: shrink_node+0x6c6/0xb30 mm/vmscan.c:2905 shrink_zones mm/vmscan.c:3025 [inline] do_try_to_free_pages+0x242/0x940 mm/vmscan.c:3083 try_to_free_mem_cgroup_pages+0x1fd/0x4c0 mm/vmscan.c:3383 reclaim_high.constprop.0+0xf7/0x140 mm/memcontrol.c:2349 mem_cgroup_handle_over_high+0x96/0x180 mm/memcontrol.c:2430 tracehook_notify_resume include/linux/tracehook.h:197 [inline] exit_to_usermode_loop+0x20c/0x2c0 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline] syscall_return_slowpath arch/x86/entry/common.c:274 [inline] do_syscall_64+0x353/0x370 arch/x86/entry/common.c:300 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 9706 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2019/11/12 05:50 | https://github.com/google/ktsan.git kcsan | 94c006602e13 | 377d77fa | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2019/11/08 14:05 | https://github.com/google/ktsan.git kcsan | 94c006602e13 | 1e35461e | .config | console log | report | ci2-upstream-kcsan-gce |