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🐞 Open [1169] ≡ Subsystems 🐞 Fixed [4403] 🐞 Invalid [9898] 📈 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 get_cpu_idle_time_us / tick_nohz_idle_enter (5) | 2 | 329d | 355d | 0/24 | auto-closed as invalid on 2022/06/02 15:56 | |||
upstream | KCSAN: data-race in get_cpu_idle_time_us / tick_nohz_idle_enter (3) | 10 | 884d | 940d | 0/24 | auto-closed as invalid on 2020/11/24 16:04 | |||
upstream | KCSAN: data-race in get_cpu_idle_time_us / tick_nohz_idle_enter (7) | 6 | 102d | 118d | 0/24 | auto-obsoleted due to no activity on 2023/01/17 06:15 | |||
upstream | KCSAN: data-race in get_cpu_idle_time_us / tick_nohz_idle_enter (4) | 14 | 415d | 515d | 0/24 | auto-closed as invalid on 2022/03/09 00:14 | |||
upstream | KCSAN: data-race in get_cpu_idle_time_us / tick_nohz_idle_enter (2) | 2 | 992d | 1005d | 0/24 | auto-closed as invalid on 2020/08/09 00:56 | |||
upstream | KCSAN: data-race in get_cpu_idle_time_us / tick_nohz_idle_enter (6) | 1 | 249d | 249d | 0/24 | auto-closed as invalid on 2022/08/21 13:12 |
================================================================== BUG: KCSAN: data-race in get_cpu_idle_time_us / tick_nohz_idle_enter write to 0xffff88812c02030c of 1 bytes by task 0 on cpu 0: tick_nohz_idle_enter+0x8f/0x100 kernel/time/tick-sched.c:1024 do_idle+0x38/0x290 kernel/sched/idle.c:244 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:361 rest_init+0xe4/0xeb init/main.c:667 arch_call_rest_init+0x13/0x2b start_kernel+0x7fe/0x823 init/main.c:1005 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:242 read to 0xffff88812c02030c of 1 bytes by task 19062 on cpu 1: get_cpu_idle_time_us+0xe5/0x170 kernel/time/tick-sched.c:596 get_idle_time.isra.0+0x65/0x90 fs/proc/stat.c:53 show_stat+0x61d/0xa50 fs/proc/stat.c:172 seq_read+0x2ef/0x940 fs/seq_file.c:206 pde_read fs/proc/inode.c:292 [inline] proc_reg_read+0xb3/0x1b0 fs/proc/inode.c:302 do_loop_readv_writev fs/read_write.c:715 [inline] do_loop_readv_writev fs/read_write.c:702 [inline] do_iter_read+0x33f/0x3a0 fs/read_write.c:936 vfs_readv+0x9c/0xf0 fs/read_write.c:1054 do_preadv+0x129/0x1c0 fs/read_write.c:1146 __do_sys_preadv fs/read_write.c:1196 [inline] __se_sys_preadv fs/read_write.c:1191 [inline] __x64_sys_preadv+0x5e/0x80 fs/read_write.c:1191 do_syscall_64+0xc7/0x3b0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 19062 Comm: syz-executor.1 Not tainted 5.7.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2020/05/28 02:07 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 9072c126 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/05/26 01:57 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 8ca3b7d2 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/05/02 13:34 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 58da4c35 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/04/11 11:47 | https://github.com/google/ktsan.git kcsan | 40959e34d670 | a8c6a3f8 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/03/15 15:15 | https://github.com/google/ktsan.git kcsan | 941e0d917bbf | 749688d2 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/02/21 10:38 | https://github.com/google/ktsan.git kcsan | b12d66a6c34f | bd2a74a3 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/02/07 02:52 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 06150bf1 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/02/05 04:59 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 93e5e335 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/02/02 01:04 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 2274ad39 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/01/26 00:44 | https://github.com/google/ktsan.git kcsan | 245a43005292 | f4e7270e | .config | console log | report |