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support android-16.0.0_r2

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Ziyang Zhou
2025-09-07 21:48:56 +08:00
parent 6bd995c1d8
commit b5bef4a5e6
22 changed files with 23387 additions and 0 deletions
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32
android-16.0.0_r2/external/minijail/0001-disable-seccomp.patch vendored Normal file
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@@ -0,0 +1,32 @@
From d0a81eab5bafdc3f446d921965a0fd555abe4170 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Mon, 26 Apr 2021 22:55:03 +0800
Subject: [PATCH] disable seccomp
---
libminijail.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libminijail.c b/libminijail.c
index de59b8a..15016a1 100644
--- a/libminijail.c
+++ b/libminijail.c
@@ -2702,6 +2702,7 @@ static void set_seccomp_filter(const struct minijail *j)
/*
* Install the syscall filter.
*/
+#if 0 // HACKED
if (j->flags.seccomp_filter) {
if (j->flags.seccomp_filter_tsync ||
j->flags.seccomp_filter_allow_speculation) {
@@ -2723,6 +2724,7 @@ static void set_seccomp_filter(const struct minijail *j)
}
}
}
+#endif
}
static pid_t forward_pid = -1;
--
2.49.0

165
android-16.0.0_r2/external/selinux/0001-ignore-selinux.patch vendored Normal file
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@@ -0,0 +1,165 @@
From a35002efe9fb08f04e6ddeb4c986d8498a140119 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sun, 9 May 2021 23:44:12 +0800
Subject: [PATCH] ignore selinux
---
libselinux/include/selinux/selinux.h | 4 ++++
libselinux/src/checkAccess.c | 1 +
libselinux/src/getenforce.c | 1 +
libselinux/src/getfilecon.c | 1 +
libselinux/src/getpeercon.c | 1 +
libselinux/src/init.c | 1 +
libselinux/src/label.c | 1 +
libselinux/src/lgetfilecon.c | 1 +
libselinux/src/lsetfilecon.c | 1 +
libselinux/src/procattr.c | 2 ++
libselinux/src/sestatus.c | 1 +
11 files changed, 15 insertions(+)
diff --git a/libselinux/include/selinux/selinux.h b/libselinux/include/selinux/selinux.h
index 50419a7..01e4a3f 100644
--- a/libselinux/include/selinux/selinux.h
+++ b/libselinux/include/selinux/selinux.h
@@ -4,6 +4,10 @@
#include <sys/types.h>
#include <stdarg.h>
+#define SE_HACK
+#define se_hack() if (1) return
+#define se_hack1(p) if (1) return p
+
#ifdef __cplusplus
extern "C" {
#endif
diff --git a/libselinux/src/checkAccess.c b/libselinux/src/checkAccess.c
index 022cd6b..a23bffc 100644
--- a/libselinux/src/checkAccess.c
+++ b/libselinux/src/checkAccess.c
@@ -20,6 +20,7 @@ static void avc_init_once(void)
}
int selinux_check_access(const char *scon, const char *tcon, const char *class, const char *perm, void *aux) {
+ se_hack1(0);
int rc;
security_id_t scon_id;
security_id_t tcon_id;
diff --git a/libselinux/src/getenforce.c b/libselinux/src/getenforce.c
index 3f1e200..bf16227 100644
--- a/libselinux/src/getenforce.c
+++ b/libselinux/src/getenforce.c
@@ -11,6 +11,7 @@
int security_getenforce(void)
{
+ se_hack1(0);
int fd, ret, enforce = 0;
char path[PATH_MAX];
char buf[20];
diff --git a/libselinux/src/getfilecon.c b/libselinux/src/getfilecon.c
index 4bee313..f8b159a 100644
--- a/libselinux/src/getfilecon.c
+++ b/libselinux/src/getfilecon.c
@@ -52,6 +52,7 @@ int getfilecon_raw(const char *path, char ** context)
int getfilecon(const char *path, char ** context)
{
+ se_hack1((*context = calloc(7, 1), memcpy(*context, "HACKED", 6), 0));
int ret;
char * rcontext = NULL;
diff --git a/libselinux/src/getpeercon.c b/libselinux/src/getpeercon.c
index a9dca73..10771cb 100644
--- a/libselinux/src/getpeercon.c
+++ b/libselinux/src/getpeercon.c
@@ -46,6 +46,7 @@ int getpeercon_raw(int fd, char ** context)
int getpeercon(int fd, char ** context)
{
+ se_hack1((*context = calloc(7, 1), memcpy(*context, "HACKED", 6), 0));
int ret;
char * rcontext;
diff --git a/libselinux/src/init.c b/libselinux/src/init.c
index 439da41..41268a7 100644
--- a/libselinux/src/init.c
+++ b/libselinux/src/init.c
@@ -139,6 +139,7 @@ void fini_selinuxmnt(void)
void set_selinuxmnt(const char *mnt)
{
+ se_hack();
selinux_mnt = strdup(mnt);
}
diff --git a/libselinux/src/label.c b/libselinux/src/label.c
index 08bbac2..c87f05a 100644
--- a/libselinux/src/label.c
+++ b/libselinux/src/label.c
@@ -303,6 +303,7 @@ bool selabel_hash_all_partial_matches(struct selabel_handle *rec,
int selabel_lookup_best_match(struct selabel_handle *rec, char **con,
const char *key, const char **aliases, int type)
{
+ se_hack1((*con = calloc(7, 1), memcpy(*con, "HACKED", 6), 0));
struct selabel_lookup_rec *lr;
if (!rec->func_lookup_best_match) {
diff --git a/libselinux/src/lgetfilecon.c b/libselinux/src/lgetfilecon.c
index d1fb821..0d3b0ac 100644
--- a/libselinux/src/lgetfilecon.c
+++ b/libselinux/src/lgetfilecon.c
@@ -52,6 +52,7 @@ int lgetfilecon_raw(const char *path, char ** context)
int lgetfilecon(const char *path, char ** context)
{
+ se_hack1((*context = calloc(7, 1), memcpy(*context, "HACKED", 6), 0));
int ret;
char * rcontext = NULL;
diff --git a/libselinux/src/lsetfilecon.c b/libselinux/src/lsetfilecon.c
index 213fb68..c73c152 100644
--- a/libselinux/src/lsetfilecon.c
+++ b/libselinux/src/lsetfilecon.c
@@ -28,6 +28,7 @@ int lsetfilecon_raw(const char *path, const char * context)
int lsetfilecon(const char *path, const char *context)
{
+ se_hack1(0);
int ret;
char * rcontext;
diff --git a/libselinux/src/procattr.c b/libselinux/src/procattr.c
index b7a93a2..a1478c7 100644
--- a/libselinux/src/procattr.c
+++ b/libselinux/src/procattr.c
@@ -175,6 +175,7 @@ static int getprocattrcon_raw(char **context, pid_t pid, const char *attr,
static int getprocattrcon(char **context, pid_t pid, const char *attr,
const char *prev_context)
{
+ se_hack1((*context = calloc(7, 1), memcpy(*context, "HACKED", 6), 0));
int ret;
char * rcontext;
@@ -239,6 +240,7 @@ out:
static int setprocattrcon(const char *context, const char *attr,
char **prev_context)
{
+ se_hack1(0);
int ret;
char * rcontext;
diff --git a/libselinux/src/sestatus.c b/libselinux/src/sestatus.c
index fbe6430..bafe6bb 100644
--- a/libselinux/src/sestatus.c
+++ b/libselinux/src/sestatus.c
@@ -277,6 +277,7 @@ static int fallback_cb_policyload(int policyload)
*/
int selinux_status_open(int fallback)
{
+ se_hack1(0);
int fd;
char path[PATH_MAX];
long pagesize;
--
2.49.0

48
android-16.0.0_r2/frameworks/av/0001-workaround-for-mesa-video-playback.patch Normal file
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@@ -0,0 +1,48 @@
From 955729e06e1e47a7c62a4b40c347ddf6f6d0001c Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Mon, 20 Sep 2021 18:22:20 +0000
Subject: [PATCH 1/2] ? workaround for mesa video playback
---
media/libstagefright/colorconversion/SoftwareRenderer.cpp | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/media/libstagefright/colorconversion/SoftwareRenderer.cpp b/media/libstagefright/colorconversion/SoftwareRenderer.cpp
index 2409315..1e3ec7b 100644
--- a/media/libstagefright/colorconversion/SoftwareRenderer.cpp
+++ b/media/libstagefright/colorconversion/SoftwareRenderer.cpp
@@ -130,6 +130,7 @@ void SoftwareRenderer::resetFormatIfChanged(
// hardware has YUV12 and RGBA8888 support, so convert known formats
{
switch (mColorFormat) {
+#if 0 // HACKED
case OMX_COLOR_FormatYUV420Planar:
case OMX_COLOR_FormatYUV420SemiPlanar:
case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
@@ -139,6 +140,7 @@ void SoftwareRenderer::resetFormatIfChanged(
bufHeight = (mCropHeight + 1) & ~1;
break;
}
+#endif
case OMX_COLOR_Format24bitRGB888:
{
halFormat = HAL_PIXEL_FORMAT_RGB_888;
@@ -154,6 +156,7 @@ void SoftwareRenderer::resetFormatIfChanged(
bufHeight = (mCropHeight + 1) & ~1;
break;
}
+#if 0 // HACKED
case OMX_COLOR_FormatYUV420Planar16:
{
if (((dataSpace & HAL_DATASPACE_STANDARD_MASK) == HAL_DATASPACE_STANDARD_BT2020)
@@ -170,6 +173,7 @@ void SoftwareRenderer::resetFormatIfChanged(
bufHeight = (mCropHeight + 1) & ~1;
break;
}
+#endif
default:
{
break;
--
2.49.0

22408
android-16.0.0_r2/frameworks/av/0002-bring-back-OMX.patch Normal file
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File diff suppressed because it is too large Load Diff

25
android-16.0.0_r2/frameworks/base/0001-ignore-cgroup-error.patch Normal file
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@@ -0,0 +1,25 @@
From 3a364f05e246121b795300d56b42e6e0ae8c10b4 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sat, 11 Nov 2023 10:30:11 +0800
Subject: [PATCH] ignore cgroup error
---
services/core/java/com/android/server/am/ProcessList.java | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/services/core/java/com/android/server/am/ProcessList.java b/services/core/java/com/android/server/am/ProcessList.java
index ad47e67b9..e464f74dc 100644
--- a/services/core/java/com/android/server/am/ProcessList.java
+++ b/services/core/java/com/android/server/am/ProcessList.java
@@ -2594,7 +2594,7 @@ public final class ProcessList {
"Unable to create process group for "
+ app.processName + " (" + startResult.pid + ")");
} else {
- throw new AssertionError("Unable to create process group for "
+ Slog.e(ActivityManagerService.TAG, "Unable to create process group for "
+ app.processName + " (" + startResult.pid + ")");
}
} else {
--
2.49.0

59
android-16.0.0_r2/frameworks/native/0001-fix-booting.patch Normal file
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@@ -0,0 +1,59 @@
From 37e20b445a0a05fa8e01678d1266d10214ed8af4 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sun, 9 May 2021 23:04:00 +0800
Subject: [PATCH] fix booting
---
libs/binder/Binder.cpp | 1 +
libs/binder/IPCThreadState.cpp | 2 +-
libs/binder/ProcessState.cpp | 3 +++
3 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/libs/binder/Binder.cpp b/libs/binder/Binder.cpp
index 9883eb2..6b0e1c8 100644
--- a/libs/binder/Binder.cpp
+++ b/libs/binder/Binder.cpp
@@ -524,6 +524,7 @@ void BBinder::setRequestingSid(bool requestingSid)
"setRequestingSid() should not be called after a binder object "
"is parceled/sent to another process");
+ requestingSid = false; // HACKED
Extras* e = mExtras.load(std::memory_order_acquire);
if (!e) {
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index 1c1b6f3..bc1aec0 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -1460,7 +1460,7 @@ status_t IPCThreadState::executeCommand(int32_t cmd)
clearPropagateWorkSource();
mCallingPid = tr.sender_pid;
- mCallingSid = reinterpret_cast<const char*>(tr_secctx.secctx);
+ mCallingSid = "HACKED";
mCallingUid = tr.sender_euid;
mHasExplicitIdentity = false;
mLastTransactionBinderFlags = tr.flags;
diff --git a/libs/binder/ProcessState.cpp b/libs/binder/ProcessState.cpp
index 0bec379..7a9c411 100644
--- a/libs/binder/ProcessState.cpp
+++ b/libs/binder/ProcessState.cpp
@@ -229,12 +229,15 @@ bool ProcessState::becomeContextManager()
{
std::unique_lock<std::mutex> _l(mLock);
+#if 0
flat_binder_object obj {
.flags = FLAT_BINDER_FLAG_TXN_SECURITY_CTX,
};
int result = ioctl(mDriverFD, BINDER_SET_CONTEXT_MGR_EXT, &obj);
+#endif
+ int result = 1;
// fallback to original method
if (result != 0) {
android_errorWriteLog(0x534e4554, "121035042");
--
2.49.0

58
android-16.0.0_r2/packages/modules/Connectivity/0001-fix-booting.patch Normal file
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@@ -0,0 +1,58 @@
From 2650f80257f4c2eb73ab1b81e7c0eea23bb1c02a Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Thu, 5 Oct 2023 22:18:09 +0800
Subject: [PATCH 1/2] fix booting
---
bpf/loader/NetBpfLoad.cpp | 8 ++++++--
.../com_android_server_connectivity_ClatCoordinator.cpp | 1 +
2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/bpf/loader/NetBpfLoad.cpp b/bpf/loader/NetBpfLoad.cpp
index bdc2e8c..1527b99 100644
--- a/bpf/loader/NetBpfLoad.cpp
+++ b/bpf/loader/NetBpfLoad.cpp
@@ -1865,12 +1865,14 @@ static int doLoad(char** argv, char * const envp[]) {
// kernel does not have CONFIG_BPF_JIT=y)
// BPF_JIT is required by R VINTF (which means 4.14/4.19/5.4 kernels),
// but 4.14/4.19 were released with P & Q, and only 5.4 is new in R+.
- if (writeProcSysFile("/proc/sys/net/core/bpf_jit_enable", "1\n")) return 1;
+ if (writeProcSysFile("/proc/sys/net/core/bpf_jit_enable", "1\n"))
+ ALOGE("write 1 to /proc/sys/net/core/bpf_jit_enable FAILED");
// Enable JIT kallsyms export for privileged users only
// (Note: this (open) will fail with ENOENT 'No such file or directory' if
// kernel does not have CONFIG_HAVE_EBPF_JIT=y)
- if (writeProcSysFile("/proc/sys/net/core/bpf_jit_kallsyms", "1\n")) return 1;
+ if (writeProcSysFile("/proc/sys/net/core/bpf_jit_kallsyms", "1\n"))
+ ALOGE("write 1 to /proc/sys/net/core/bpf_jit_kallsyms FAILED");
}
// Create all the pin subdirectories
@@ -1899,9 +1901,11 @@ static int doLoad(char** argv, char * const envp[]) {
ALOGE("If this triggers reliably, you're probably missing kernel options or patches.");
ALOGE("If this triggers randomly, you might be hitting some memory allocation "
"problems or startup script race.");
+ #if 0 // HACKED
ALOGE("--- DO NOT EXPECT SYSTEM TO BOOT SUCCESSFULLY ---");
sleep(20);
return 2;
+ #endif
}
}
diff --git a/service/jni/com_android_server_connectivity_ClatCoordinator.cpp b/service/jni/com_android_server_connectivity_ClatCoordinator.cpp
index 622fba8..fcb7fa0 100644
--- a/service/jni/com_android_server_connectivity_ClatCoordinator.cpp
+++ b/service/jni/com_android_server_connectivity_ClatCoordinator.cpp
@@ -132,6 +132,7 @@ static void verifyClatPerms() {
#undef V2
+ fatal = false;
if (fatal) abort();
}
--
2.49.0

24
android-16.0.0_r2/packages/modules/Connectivity/0002-ignore-nativeSynchronizeKernelRCU-error.patch Normal file
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@@ -0,0 +1,24 @@
From ba7f80bea4177bc442cd9ccf0e9456de1cda32f1 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Thu, 5 Sep 2024 19:11:19 +0800
Subject: [PATCH 2/2] ignore nativeSynchronizeKernelRCU error
---
.../native/bpfmapjni/com_android_net_module_util_BpfMap.cpp | 1 -
1 file changed, 1 deletion(-)
diff --git a/staticlibs/native/bpfmapjni/com_android_net_module_util_BpfMap.cpp b/staticlibs/native/bpfmapjni/com_android_net_module_util_BpfMap.cpp
index d862f6b..8f5ecdf 100644
--- a/staticlibs/native/bpfmapjni/com_android_net_module_util_BpfMap.cpp
+++ b/staticlibs/native/bpfmapjni/com_android_net_module_util_BpfMap.cpp
@@ -140,7 +140,6 @@ static void com_android_net_module_util_BpfMap_nativeSynchronizeKernelRCU(JNIEnv
const int pfSocket = socket(AF_KEY, SOCK_RAW | SOCK_CLOEXEC, PF_KEY_V2);
if (pfSocket < 0) {
- jniThrowErrnoException(env, "nativeSynchronizeKernelRCU:socket", errno);
return;
}
--
2.49.0

29
android-16.0.0_r2/system/bpf/0001-fix-booting.patch Normal file
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@@ -0,0 +1,29 @@
From 55e045ad4fe9121a13dd12799a5ad77e0b43ec42 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sun, 15 Jun 2025 19:29:19 +0800
Subject: [PATCH] fix booting
Change-Id: I01e3abbbd3e879f9880177f1bb43ab634df0aec8
---
loader/Loader.cpp | 2 ++
1 file changed, 2 insertions(+)
diff --git a/loader/Loader.cpp b/loader/Loader.cpp
index 940ce19..336bb6a 100644
--- a/loader/Loader.cpp
+++ b/loader/Loader.cpp
@@ -990,9 +990,11 @@ void legacyBpfLoader() {
ALOGE("If this triggers reliably, you're probably missing kernel options or patches.");
ALOGE("If this triggers randomly, you might be hitting some memory allocation "
"problems or startup script race.");
+ #if 0
ALOGE("--- DO NOT EXPECT SYSTEM TO BOOT SUCCESSFULLY ---");
sleep(20);
exit(121);
+ #endif
}
}
}
--
2.49.0

147
android-16.0.0_r2/system/core/0001-fix-booting.patch Normal file
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@@ -0,0 +1,147 @@
From a74c433d22faa74ec7d16fd7b7f5cdbcbc4aaef8 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sun, 9 May 2021 23:09:00 +0800
Subject: [PATCH 1/7] fix booting
---
fs_mgr/libfstab/boot_config.cpp | 6 ++++--
init/first_stage_init.cpp | 18 +++++++++++++++---
init/init.cpp | 0
init/property_service.cpp | 0
init/service.cpp | 1 +
libcutils/ashmem-dev.cpp | 2 +-
rootdir/init.rc | 2 +-
7 files changed, 22 insertions(+), 7 deletions(-)
mode change 100644 => 100755 init/init.cpp
mode change 100644 => 100755 init/property_service.cpp
diff --git a/fs_mgr/libfstab/boot_config.cpp b/fs_mgr/libfstab/boot_config.cpp
index b21495e..7993d15 100644
--- a/fs_mgr/libfstab/boot_config.cpp
+++ b/fs_mgr/libfstab/boot_config.cpp
@@ -154,13 +154,15 @@ bool GetKernelCmdlineFromString(const std::string& cmdline, const std::string& k
void ImportKernelCmdline(const std::function<void(std::string, std::string)>& fn) {
std::string cmdline;
- android::base::ReadFileToString("/proc/cmdline", &cmdline);
+ android::base::ReadFileToString("/proc/self/cmdline", &cmdline); // HACKED
+ std::replace(cmdline.begin(), cmdline.end(), '\0', ' '); // HACKED
ImportKernelCmdlineFromString(android::base::Trim(cmdline), fn);
}
bool GetKernelCmdline(const std::string& key, std::string* out) {
std::string cmdline;
- android::base::ReadFileToString("/proc/cmdline", &cmdline);
+ android::base::ReadFileToString("/proc/self/cmdline", &cmdline); // HACKED
+ std::replace(cmdline.begin(), cmdline.end(), '\0', ' '); // HACKED
return GetKernelCmdlineFromString(android::base::Trim(cmdline), key, out);
}
diff --git a/init/first_stage_init.cpp b/init/first_stage_init.cpp
index e06a645..6406662 100644
--- a/init/first_stage_init.cpp
+++ b/init/first_stage_init.cpp
@@ -36,6 +36,7 @@
#include <android-base/chrono_utils.h>
#include <android-base/file.h>
#include <android-base/logging.h>
+#include <android-base/strings.h>
#include <android-base/stringprintf.h>
#include <android/avf_cc_flags.h>
#include <fs_mgr.h>
@@ -352,6 +353,8 @@ int FirstStageMain(int argc, char** argv) {
CHECKCALL(mkdir("/dev/pts", 0755));
CHECKCALL(mkdir("/dev/socket", 0755));
CHECKCALL(mkdir("/dev/dm-user", 0755));
+ mount("/system/etc", "/etc", "none", MS_BIND, NULL); // cgroup fix
+ unshare(CLONE_NEWCGROUP);
CHECKCALL(mount("devpts", "/dev/pts", "devpts", 0, NULL));
#define MAKE_STR(x) __STRING(x)
CHECKCALL(mount("proc", "/proc", "proc", 0, "hidepid=2,gid=" MAKE_STR(AID_READPROC)));
@@ -420,7 +423,6 @@ int FirstStageMain(int argc, char** argv) {
for (const auto& [error_string, error_errno] : errors) {
LOG(ERROR) << error_string << " " << strerror(error_errno);
}
- LOG(FATAL) << "Init encountered errors starting first stage, aborting";
}
LOG(INFO) << "init first stage started!";
@@ -557,12 +559,22 @@ int FirstStageMain(int argc, char** argv) {
1);
const char* path = "/system/bin/init";
- const char* args[] = {path, "selinux_setup", nullptr};
+ std::vector<const char *> args = {path, "second_stage"};
+ std::string init_cmdline;
+ android::base::ReadFileToString("/proc/self/cmdline", &init_cmdline);
+ std::replace(init_cmdline.begin(), init_cmdline.end(), '\0', ' ');
+ auto cmd_vector = android::base::Split(android::base::Trim(init_cmdline), " ");
+ int i = 0;
+ for (const auto& entry : cmd_vector) {
+ if (i++ == 0) continue; // ignore first arg '/init'
+ args.push_back(entry.c_str());
+ }
+ args.push_back(nullptr);
auto fd = open("/dev/kmsg", O_WRONLY | O_CLOEXEC);
dup2(fd, STDOUT_FILENO);
dup2(fd, STDERR_FILENO);
close(fd);
- execv(path, const_cast<char**>(args));
+ execv(path, const_cast<char**>(args.data()));
// execv() only returns if an error happened, in which case we
// panic and never fall through this conditional.
diff --git a/init/init.cpp b/init/init.cpp
old mode 100644
new mode 100755
diff --git a/init/property_service.cpp b/init/property_service.cpp
old mode 100644
new mode 100755
diff --git a/init/service.cpp b/init/service.cpp
index 5630020..bd1f43f 100644
--- a/init/service.cpp
+++ b/init/service.cpp
@@ -77,6 +77,7 @@ namespace android {
namespace init {
static Result<std::string> ComputeContextFromExecutable(const std::string& service_path) {
+ se_hack1("HACKED");
std::string computed_context;
char* raw_con = nullptr;
diff --git a/libcutils/ashmem-dev.cpp b/libcutils/ashmem-dev.cpp
index 80c4f4c..f4d9e2a 100644
--- a/libcutils/ashmem-dev.cpp
+++ b/libcutils/ashmem-dev.cpp
@@ -176,7 +176,7 @@ static int __ashmem_open_locked() {
return -1;
}
- android::base::unique_fd fd(TEMP_FAILURE_RETRY(open(ashmem_device_path.c_str(), O_RDWR | O_CLOEXEC)));
+ android::base::unique_fd fd(TEMP_FAILURE_RETRY(open("/dev/ashmem", O_RDWR | O_CLOEXEC)));
if (!fd.ok()) {
ALOGE("Unable to open ashmem device: %m");
return -1;
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 471059b..52c967d 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -15,6 +15,7 @@ import /system/etc/init/hw/init.${ro.zygote}.rc
on early-init
# Disable sysrq from keyboard
write /proc/sys/kernel/sysrq 0
+ mount sysfs sysfs /sys remount rw nodev
# Android doesn't need kernel module autoloading, and it causes SELinux
# denials. So disable it by setting modprobe to the empty string. Note: to
@@ -541,7 +542,6 @@ on post-fs
# Once everything is setup, no need to modify /.
# The bind+remount combination allows this to work in containers.
- mount rootfs rootfs / remount bind ro nodev
# Mount default storage into root namespace
mount none /mnt/user/0 /storage bind rec
--
2.49.0

25
android-16.0.0_r2/system/core/0002-allow-override-ro.-prop.patch Normal file
View File

@@ -0,0 +1,25 @@
From 810a90e48678b11038ad7982dd9bb1e04c1e1efb Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sat, 26 Jun 2021 05:42:24 +0000
Subject: [PATCH 2/7] allow override ro.* prop
---
init/property_service.cpp | 2 ++
1 file changed, 2 insertions(+)
diff --git a/init/property_service.cpp b/init/property_service.cpp
index 83e9a0d..bd55dcc 100755
--- a/init/property_service.cpp
+++ b/init/property_service.cpp
@@ -1391,6 +1391,8 @@ static void ProcessKernelCmdline() {
android::fs_mgr::ImportKernelCmdline([&](const std::string& key, const std::string& value) {
if (StartsWith(key, ANDROIDBOOT_PREFIX)) {
InitPropertySet("ro.boot." + key.substr(ANDROIDBOOT_PREFIX.size()), value);
+ } else if (StartsWith(key, "ro.")) {
+ InitPropertySet(key, value);
}
});
}
--
2.49.0

35
android-16.0.0_r2/system/core/0003-fix-first-stage-mount.patch Normal file
View File

@@ -0,0 +1,35 @@
From 01ea704105418bbf7bc45d1199bef3d36db0c58d Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sun, 27 Jun 2021 09:49:22 +0000
Subject: [PATCH 3/7] ? fix first stage mount
---
init/first_stage_init.cpp | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/init/first_stage_init.cpp b/init/first_stage_init.cpp
index 6406662..13c7553 100644
--- a/init/first_stage_init.cpp
+++ b/init/first_stage_init.cpp
@@ -530,6 +530,7 @@ int FirstStageMain(int argc, char** argv) {
if (!fsm) {
fsm = CreateFirstStageMount(cmdline);
}
+ #if 0
if (!fsm) {
LOG(FATAL) << "FirstStageMount not available";
}
@@ -539,8 +540,9 @@ int FirstStageMain(int argc, char** argv) {
}
if (!fsm->DoFirstStageMount()) {
- LOG(FATAL) << "Failed to mount required partitions early ...";
+ LOG(ERROR) << "Failed to mount required partitions early ...";
}
+ #endif
}
struct stat new_root_info {};
--
2.49.0

26
android-16.0.0_r2/system/core/0004-ignore-input-subsystem.patch Normal file
View File

@@ -0,0 +1,26 @@
From b3426e7aa82ad2ae5b0935fc53216335310310df Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Fri, 25 Jun 2021 15:56:47 +0000
Subject: [PATCH 4/7] ignore input subsystem
---
rootdir/ueventd.rc | 3 ---
1 file changed, 3 deletions(-)
diff --git a/rootdir/ueventd.rc b/rootdir/ueventd.rc
index 3927501..404da8f 100644
--- a/rootdir/ueventd.rc
+++ b/rootdir/ueventd.rc
@@ -12,9 +12,6 @@ subsystem drm
devname uevent_devpath
dirname /dev/dri
-subsystem input
- devname uevent_devpath
- dirname /dev/input
subsystem sound
devname uevent_devpath
--
2.49.0

24
android-16.0.0_r2/system/core/0005-ignore-devfs-mount.patch Normal file
View File

@@ -0,0 +1,24 @@
From ddb69215b3cd4ecee0993fa6bbd1752b71ac511b Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Fri, 17 Dec 2021 22:44:33 +0800
Subject: [PATCH 5/7] ignore devfs mount
---
init/first_stage_init.cpp | 1 -
1 file changed, 1 deletion(-)
diff --git a/init/first_stage_init.cpp b/init/first_stage_init.cpp
index 13c7553..8485b3d 100644
--- a/init/first_stage_init.cpp
+++ b/init/first_stage_init.cpp
@@ -349,7 +349,6 @@ int FirstStageMain(int argc, char** argv) {
CHECKCALL(setenv("PATH", _PATH_DEFPATH, 1));
// Get the basic filesystem setup we need put together in the initramdisk
// on / and then we'll let the rc file figure out the rest.
- CHECKCALL(mount("tmpfs", "/dev", "tmpfs", MS_NOSUID, "mode=0755"));
CHECKCALL(mkdir("/dev/pts", 0755));
CHECKCALL(mkdir("/dev/socket", 0755));
CHECKCALL(mkdir("/dev/dm-user", 0755));
--
2.49.0

24
android-16.0.0_r2/system/core/0006-auto-alloc-binder-devices.patch Normal file
View File

@@ -0,0 +1,24 @@
From 4f325fbbcd4ff9c5ddedb6d3d3a1f587cfc950bd Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Thu, 6 Jan 2022 20:47:28 +0800
Subject: [PATCH 6/7] auto alloc binder devices
---
rootdir/init.rc | 1 +
1 file changed, 1 insertion(+)
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 52c967d..bc92e33 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -219,6 +219,7 @@ on init
mkdir /dev/binderfs
mount binder binder /dev/binderfs stats=global
chmod 0755 /dev/binderfs
+ exec -- /vendor/bin/binder_alloc /dev/binderfs/binder-control binder hwbinder vndbinder
# Mount fusectl
mount fusectl none /sys/fs/fuse/connections
--
2.49.0

24
android-16.0.0_r2/system/core/0007-skip-fusectl-mount.patch Normal file
View File

@@ -0,0 +1,24 @@
From 46eb689748f2c3d0ee19e0e247046249490a10b6 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sat, 2 Sep 2023 17:10:16 +0800
Subject: [PATCH 7/7] skip fusectl mount
---
rootdir/init.rc | 1 -
1 file changed, 1 deletion(-)
diff --git a/rootdir/init.rc b/rootdir/init.rc
index bc92e33..63ff049 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -222,7 +222,6 @@ on init
exec -- /vendor/bin/binder_alloc /dev/binderfs/binder-control binder hwbinder vndbinder
# Mount fusectl
- mount fusectl none /sys/fs/fuse/connections
symlink /dev/binderfs/binder /dev/binder
symlink /dev/binderfs/hwbinder /dev/hwbinder
--
2.49.0

28
android-16.0.0_r2/system/hwservicemanager/0001-fix-booting.patch Normal file
View File

@@ -0,0 +1,28 @@
From 20133571482acb99467b95058e393e19121bde44 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Tue, 24 Jun 2025 23:24:25 +0800
Subject: [PATCH] fix booting
Change-Id: I27f6ed25cb3b2364dbbc909ce795e13a9a6e194e
---
ServiceManager.cpp | 2 ++
1 file changed, 2 insertions(+)
diff --git a/ServiceManager.cpp b/ServiceManager.cpp
index 73582d2..056edbe 100644
--- a/ServiceManager.cpp
+++ b/ServiceManager.cpp
@@ -47,8 +47,10 @@ AccessControl::CallingContext getBinderCallingContext() {
android_errorWriteLog(0x534e4554, "121035042");
}
+ #if 0 // HACKED
CHECK_EQ(nullptr, self->getServingStackPointer())
<< "Pid " << pid << " missing service context.";
+ #endif
return AccessControl::getCallingContext(pid);
} else {
--
2.49.0

45
android-16.0.0_r2/system/libhwbinder/0001-fix-booting.patch Normal file
View File

@@ -0,0 +1,45 @@
From 8d1808ead2eb6ccb2f87cf985a6879e8c8cf3c80 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sun, 9 May 2021 23:44:12 +0800
Subject: [PATCH] fix booting
---
Binder.cpp | 1 +
ProcessState.cpp | 3 +++
2 files changed, 4 insertions(+)
diff --git a/Binder.cpp b/Binder.cpp
index 6d26414..b657a0b 100644
--- a/Binder.cpp
+++ b/Binder.cpp
@@ -96,6 +96,7 @@ bool BHwBinder::isRequestingSid() {
}
void BHwBinder::setRequestingSid(bool requestingSid) {
+ requestingSid = false; // HACKED
Extras* e = mExtras.load(std::memory_order_acquire);
if (!e) {
diff --git a/ProcessState.cpp b/ProcessState.cpp
index 4b2f4fc..2c2c530 100644
--- a/ProcessState.cpp
+++ b/ProcessState.cpp
@@ -128,12 +128,15 @@ void ProcessState::becomeContextManager()
{
AutoMutex _l(mLock);
+#if 0 // HACKED (?)
flat_binder_object obj {
.flags = FLAT_BINDER_FLAG_TXN_SECURITY_CTX,
};
status_t result = ioctl(mDriverFD, BINDER_SET_CONTEXT_MGR_EXT, &obj);
+#endif
+ status_t result = 1;
// fallback to original method
if (result != 0) {
android_errorWriteLog(0x534e4554, "121035042");
--
2.49.0

24
android-16.0.0_r2/system/libvintf/0001-ignore-compatibility-check.patch Normal file
View File

@@ -0,0 +1,24 @@
From a9b5b360b730768adc58f0bd203c65d88915fe31 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sat, 15 Oct 2022 09:12:31 +0800
Subject: [PATCH 1/2] ignore compatibility check
---
VintfObject.cpp | 1 -
1 file changed, 1 deletion(-)
diff --git a/VintfObject.cpp b/VintfObject.cpp
index 708e58c..fb0b72e 100644
--- a/VintfObject.cpp
+++ b/VintfObject.cpp
@@ -744,7 +744,6 @@ int32_t VintfObject::checkCompatibility(std::string* error, CheckFlags::Type fla
error->insert(0,
"Runtime info and framework compatibility matrix are incompatible: ");
}
- return INCOMPATIBLE;
}
}
--
2.49.0

24
android-16.0.0_r2/system/libvintf/0002-ignore-proc-config.gz-failed-read.patch Normal file
View File

@@ -0,0 +1,24 @@
From 2badf1f0d45dcd2619a6b05b396bb133f08cbc32 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Thu, 5 Sep 2024 19:05:14 +0800
Subject: [PATCH 2/2] ignore /proc/config.gz failed read
---
KernelConfigs.cpp | 1 +
1 file changed, 1 insertion(+)
diff --git a/KernelConfigs.cpp b/KernelConfigs.cpp
index 3de65ea..3583d66 100644
--- a/KernelConfigs.cpp
+++ b/KernelConfigs.cpp
@@ -34,6 +34,7 @@ status_t LoadKernelConfigs(std::map<std::string, std::string>* configs) {
gzFile f = gzopen("/proc/config.gz", "rb");
if (f == NULL) {
LOG(ERROR) << "Could not open /proc/config.gz: " << errno;
+ errno = 0; // HACKED
return -errno;
}
--
2.49.0

89
android-16.0.0_r2/system/netd/0001-fix-booting.patch Normal file
View File

@@ -0,0 +1,89 @@
From 0c2bc373eaea2c413570bc64471d2063c86209b4 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sat, 31 Jul 2021 06:14:33 +0000
Subject: [PATCH] fix booting
Change-Id: I87b1c6fca9361a66a021a3dc484f4d69224744a8
---
server/BandwidthController.cpp | 1 +
server/Controllers.cpp | 2 --
server/IptablesRestoreController.cpp | 1 +
server/TetherController.cpp | 2 ++
server/main.cpp | 1 -
5 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/server/BandwidthController.cpp b/server/BandwidthController.cpp
index 8a96738..f1cbf14 100644
--- a/server/BandwidthController.cpp
+++ b/server/BandwidthController.cpp
@@ -527,6 +527,7 @@ int BandwidthController::updateQuota(const std::string& quotaName, int64_t bytes
if (!isOk(file)) {
int res = errno;
ALOGE("Updating quota %s failed (%s)", quotaName.c_str(), toString(file).c_str());
+ res = 0; // HACKED
return -res;
}
// TODO: should we propagate this error?
diff --git a/server/Controllers.cpp b/server/Controllers.cpp
index 48d0c50..50b8408 100644
--- a/server/Controllers.cpp
+++ b/server/Controllers.cpp
@@ -326,7 +326,6 @@ void Controllers::init() {
// As such simply exit netd. This may crash loop the system, but by failing
// to bootup we will trigger rollback and thus this offers us protection against
// a mainline update breaking things.
- exit(1);
}
gLog.info("Enabling bandwidth control: %" PRId64 "us", s.getTimeAndResetUs());
@@ -339,7 +338,6 @@ void Controllers::init() {
netdutils::Status xStatus = XfrmController::Init();
if (!isOk(xStatus)) {
gLog.error("Failed to initialize XfrmController (%s)", netdutils::toString(xStatus).c_str());
- exit(3);
};
gLog.info("Initializing XfrmController: %" PRId64 "us", s.getTimeAndResetUs());
}
diff --git a/server/IptablesRestoreController.cpp b/server/IptablesRestoreController.cpp
index 49b48d3..07bdda4 100644
--- a/server/IptablesRestoreController.cpp
+++ b/server/IptablesRestoreController.cpp
@@ -349,6 +349,7 @@ int IptablesRestoreController::execute(const IptablesTarget target, const std::s
if (target == V6 || target == V4V6) {
res |= sendCommand(IP6TABLES_PROCESS, command, output);
}
+ res = 0; // ignore iptables error
return res;
}
diff --git a/server/TetherController.cpp b/server/TetherController.cpp
index b159d95..a582cd8 100644
--- a/server/TetherController.cpp
+++ b/server/TetherController.cpp
@@ -913,9 +913,11 @@ StatusOr<TetherController::TetherStatsList> TetherController::getTetherStats() {
}
if (int ret = addForwardChainStats(statsList, statsString, parsedIptablesOutput)) {
+#if 0
return statusFromErrno(-ret, StringPrintf("failed to parse %s tether stats:\n%s",
target == V4 ? "IPv4": "IPv6",
parsedIptablesOutput.c_str()));
+#endif
}
}
diff --git a/server/main.cpp b/server/main.cpp
index d27fd76..1a79b83 100644
--- a/server/main.cpp
+++ b/server/main.cpp
@@ -142,7 +142,6 @@ int main() {
if (libnetd_updatable_init(cg2_path.c_str())) {
ALOGE("libnetd_updatable_init failed");
- exit(1);
}
gLog.info("libnetd_updatable_init success");
--
2.49.0

24
android-16.0.0_r2/system/vold/0001-ignore-project-quota-error.patch Normal file
View File

@@ -0,0 +1,24 @@
From c237d9bed4f26136f8687b539a8836a2ab07158c Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sat, 6 Aug 2022 10:19:11 +0800
Subject: [PATCH] ignore project quota error
---
Utils.cpp | 1 -
1 file changed, 1 deletion(-)
diff --git a/Utils.cpp b/Utils.cpp
index 9ad828c..b4ebc7a 100644
--- a/Utils.cpp
+++ b/Utils.cpp
@@ -246,7 +246,6 @@ int SetQuotaProjectId(const std::string& path, long projectId) {
ret = ioctl(fd, FS_IOC_FSSETXATTR, &fsx);
if (ret == -1) {
PLOG(ERROR) << "Failed to set project id on " << path;
- return ret;
}
return 0;
}
--
2.49.0