Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in do_nanosleep / do_task_stat kernel | 3 | 1622d | 1630d | 0/26 | closed as invalid on 2019/11/19 14:04 |
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Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in do_nanosleep / do_task_stat kernel | 3 | 1622d | 1630d | 0/26 | closed as invalid on 2019/11/19 14:04 |
================================================================== BUG: KCSAN: data-race in do_nanosleep / do_task_stat write to 0xffff888123fd0024 of 4 bytes by task 7984 on cpu 1: freezer_do_not_count include/linux/freezer.h:109 [inline] freezable_schedule include/linux/freezer.h:171 [inline] do_nanosleep+0x127/0x320 kernel/time/hrtimer.c:1874 hrtimer_nanosleep+0x12f/0x230 kernel/time/hrtimer.c:1927 __do_sys_nanosleep kernel/time/hrtimer.c:1961 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:1948 [inline] __x64_sys_nanosleep+0x14e/0x1a0 kernel/time/hrtimer.c:1948 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff888123fd0024 of 4 bytes by task 23608 on cpu 0: do_task_stat+0x131/0x1450 fs/proc/array.c:465 proc_tgid_stat+0x3d/0x60 fs/proc/array.c:632 proc_single_show+0x92/0x120 fs/proc/base.c:758 seq_read+0x350/0x9d0 fs/seq_file.c:229 __vfs_read+0x67/0xc0 fs/read_write.c:425 vfs_read fs/read_write.c:461 [inline] vfs_read+0x143/0x2c0 fs/read_write.c:446 ksys_read+0xd5/0x1b0 fs/read_write.c:587 __do_sys_read fs/read_write.c:597 [inline] __se_sys_read fs/read_write.c:595 [inline] __x64_sys_read+0x4c/0x60 fs/read_write.c:595 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 23608 Comm: ps Not tainted 5.6.0-rc1-syzkaller #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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/02/18 00:49 | https://github.com/google/ktsan.git kcsan | b12d66a6c34f | 1ce142dc | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2019/12/10 04:09 | https://github.com/google/ktsan.git kcsan | ef798c30ba4e | 4b83c8fb | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2019/11/28 23:52 | https://github.com/google/ktsan.git kcsan | ef798c30ba4e | 76357d6f | .config | console log | report | ci2-upstream-kcsan-gce |