Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in flush_old_exec / mm_update_next_owner fs mm | 1 | 1595d | 1595d | 0/26 | auto-closed as invalid on 2020/02/15 23:36 |
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Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in flush_old_exec / mm_update_next_owner fs mm | 1 | 1595d | 1595d | 0/26 | auto-closed as invalid on 2020/02/15 23:36 |
================================================================== BUG: KCSAN: data-race in flush_old_exec / mm_update_next_owner write to 0xffff8880a1f0c024 of 4 bytes by task 8767 on cpu 0: flush_old_exec fs/exec.c:1297 [inline] flush_old_exec+0x640/0xf50 fs/exec.c:1261 load_elf_binary+0x5e1/0x2c60 fs/binfmt_elf.c:848 search_binary_handler fs/exec.c:1662 [inline] search_binary_handler+0x11c/0x3e0 fs/exec.c:1639 exec_binprm fs/exec.c:1705 [inline] __do_execve_file.isra.0+0xb53/0x1120 fs/exec.c:1825 do_execveat_common fs/exec.c:1871 [inline] do_execve fs/exec.c:1888 [inline] __do_sys_execve fs/exec.c:1964 [inline] __se_sys_execve fs/exec.c:1959 [inline] __x64_sys_execve+0x5e/0x70 fs/exec.c:1959 do_syscall_64+0xc7/0x390 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff8880a1f0c024 of 4 bytes by task 8769 on cpu 1: mm_update_next_owner+0x376/0x5a0 kernel/exit.c:389 exit_mm kernel/exit.c:484 [inline] do_exit+0x638/0x1880 kernel/exit.c:788 do_group_exit+0xae/0x1a0 kernel/exit.c:899 __do_sys_exit_group kernel/exit.c:910 [inline] __se_sys_exit_group kernel/exit.c:908 [inline] __x64_sys_exit_group+0x2b/0x30 kernel/exit.c:908 do_syscall_64+0xc7/0x390 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 8769 Comm: syz-executor.5 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/04/15 09:12 | https://github.com/google/ktsan.git kcsan | 40959e34d670 | 3f3c5574 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/04/11 20:09 | https://github.com/google/ktsan.git kcsan | 40959e34d670 | a8c6a3f8 | .config | console log | report | ci2-upstream-kcsan-gce |