Title | Replies (including bot) | Last reply |
---|---|---|
[syzbot] [lsm?] [keyrings?] KCSAN: data-race in __se_sys_keyctl / key_task_permission (3) | 1 (2) | 2024/07/04 14:38 |
syzbot |
sign-in | mailing list | source | docs |
Title | Replies (including bot) | Last reply |
---|---|---|
[syzbot] [lsm?] [keyrings?] KCSAN: data-race in __se_sys_keyctl / key_task_permission (3) | 1 (2) | 2024/07/04 14:38 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __se_sys_keyctl / key_task_permission (2) keyrings lsm | 1 | 295d | 295d | 0/28 | auto-obsoleted due to no activity on 2024/03/24 05:39 | |||
upstream | KCSAN: data-race in __se_sys_keyctl / key_task_permission keyrings lsm | 1 | 980d | 980d | 0/28 | auto-closed as invalid on 2022/05/08 17:58 |
================================================================== BUG: KCSAN: data-race in __se_sys_keyctl / key_task_permission write to 0xffff88812277dd70 of 4 bytes by task 19442 on cpu 0: keyctl_setperm_key security/keys/keyctl.c:1098 [inline] __do_sys_keyctl security/keys/keyctl.c:1926 [inline] __se_sys_keyctl+0xab5/0xbb0 security/keys/keyctl.c:1874 __x64_sys_keyctl+0x67/0x80 security/keys/keyctl.c:1874 x64_sys_call+0x2bf5/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:251 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f read to 0xffff88812277dd70 of 4 bytes by task 19441 on cpu 1: key_task_permission+0x14a/0x2c0 security/keys/permission.c:55 lookup_user_key+0x9ea/0xdf0 security/keys/process_keys.c:803 keyctl_setperm_key security/keys/keyctl.c:1083 [inline] __do_sys_keyctl security/keys/keyctl.c:1926 [inline] __se_sys_keyctl+0x829/0xbb0 security/keys/keyctl.c:1874 __x64_sys_keyctl+0x67/0x80 security/keys/keyctl.c:1874 x64_sys_call+0x2bf5/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:251 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f value changed: 0x3d010000 -> 0x00000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 19441 Comm: syz.1.4799 Tainted: G W 6.10.0-rc6-syzkaller-00067-g8a9c6c40432e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/07/03 23:13 | upstream | 8a9c6c40432e | f76a75f3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in __se_sys_keyctl / key_task_permission |