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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 | 10 | 1030d | 1153d | 0/24 | closed as invalid on 2020/06/18 14:24 | |||
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 (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 0xffff88812c01f184 of 1 bytes by task 0 on cpu 0: tick_nohz_idle_enter+0x96/0x120 kernel/time/tick-sched.c:1024 do_idle+0x36/0x310 kernel/sched/idle.c:251 cpu_startup_entry+0x15/0x20 kernel/sched/idle.c:372 rest_init+0xd8/0xe0 init/main.c:705 arch_call_rest_init+0xa/0xb start_kernel+0x608/0x6d0 init/main.c:1043 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 read to 0xffff88812c01f184 of 1 bytes by task 20306 on cpu 1: get_cpu_idle_time_us+0x6b/0x1f0 kernel/time/tick-sched.c:591 get_idle_time fs/proc/stat.c:53 [inline] show_stat+0x7ff/0xd10 fs/proc/stat.c:172 seq_read+0x2ee/0x900 fs/seq_file.c:208 pde_read fs/proc/inode.c:306 [inline] proc_reg_read+0xde/0x1a0 fs/proc/inode.c:316 do_loop_readv_writev fs/read_write.c:715 [inline] do_iter_read+0x3f5/0x480 fs/read_write.c:936 vfs_readv fs/read_write.c:1054 [inline] do_preadv+0x13b/0x230 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+0x54/0x60 fs/read_write.c:1191 do_syscall_64+0x51/0xb0 arch/x86/entry/common.c:359 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 20306 Comm: syz-executor.5 Not tainted 5.8.0-rc3-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 | 2020/07/05 00:52 | upstream | 35e884f89df4 | 24d7f505 | .config | console log | report | |||||
ci2-upstream-kcsan-gce | 2020/06/21 16:34 | upstream | 64677779e896 | 4f2acff9 | .config | console log | report |