sys/linux: prohibit EXT4_IOC_SHUTDOWN

EXT4_IOC_SHUTDOWN EXT4_IOC_SHUTDOWN on root fs effectively brings the machine down in weird ways.

13 files changed, 25 insertions, 69 deletions

diff --git a/sys/linux/fs_ext4.txt b/sys/linux/fs_ext4.txt
index 621cb18c0..6e0f9ffbd 100644
--- a/sys/linux/fs_ext4.txt
+++ b/sys/linux/fs_ext4.txt
@@ -14,10 +14,11 @@ ioctl$EXT4_IOC_MOVE_EXT(fd fd, cmd const[EXT4_IOC_MOVE_EXT], arg ptr[in, move_ex
 ioctl$EXT4_IOC_RESIZE_FS(fd fd, cmd const[EXT4_IOC_RESIZE_FS], arg ptr[in, int64])
 ioctl$EXT4_IOC_SWAP_BOOT(fd fd, cmd const[EXT4_IOC_SWAP_BOOT])
 ioctl$EXT4_IOC_PRECACHE_EXTENTS(fd fd, cmd const[EXT4_IOC_PRECACHE_EXTENTS])
-ioctl$EXT4_IOC_SHUTDOWN(fd fd, cmd const[EXT4_IOC_SHUTDOWN], arg ptr[in, flags[ext4_shutdown_flags, int64]])
 
 ext4_inode_flags = EXT4_SECRM_FL, EXT4_UNRM_FL, EXT4_COMPR_FL, EXT4_SYNC_FL, EXT4_IMMUTABLE_FL, EXT4_APPEND_FL, EXT4_NODUMP_FL, EXT4_NOATIME_FL, EXT4_PROJINHERIT_FL, EXT4_EOFBLOCKS_FL, EXT4_JOURNAL_DATA_FL, EXT4_NOTAIL_FL, EXT4_DIRSYNC_FL, EXT4_TOPDIR_FL, EXT4_EXTENTS_FL
-ext4_shutdown_flags = EXT4_GOING_FLAGS_DEFAULT, EXT4_GOING_FLAGS_LOGFLUSH, EXT4_GOING_FLAGS_NOLOGFLUSH
+
+# Don't enable shutdown, EXT4_IOC_SHUTDOWN on root fs effectively brings the machine down in weird ways.
+_ = EXT4_IOC_SHUTDOWN
 
 ext4_new_group_input {
 	group		int32
diff --git a/sys/linux/fs_ext4_386.const b/sys/linux/fs_ext4_386.const
index 1c4b4af30..567e20d7b 100644
--- a/sys/linux/fs_ext4_386.const
+++ b/sys/linux/fs_ext4_386.const
@@ -4,9 +4,6 @@ EXT4_COMPR_FL = 4
 EXT4_DIRSYNC_FL = 65536
 EXT4_EOFBLOCKS_FL = 4194304
 EXT4_EXTENTS_FL = 524288
-EXT4_GOING_FLAGS_DEFAULT = 0
-EXT4_GOING_FLAGS_LOGFLUSH = 1
-EXT4_GOING_FLAGS_NOLOGFLUSH = 2
 EXT4_IMMUTABLE_FL = 16
 EXT4_IOC_ALLOC_DA_BLKS = 26124
 EXT4_IOC_GROUP_ADD = 1076127240
diff --git a/sys/linux/fs_ext4_amd64.const b/sys/linux/fs_ext4_amd64.const
index 803e3dc15..6957ecc95 100644
--- a/sys/linux/fs_ext4_amd64.const
+++ b/sys/linux/fs_ext4_amd64.const
@@ -4,9 +4,6 @@ EXT4_COMPR_FL = 4
 EXT4_DIRSYNC_FL = 65536
 EXT4_EOFBLOCKS_FL = 4194304
 EXT4_EXTENTS_FL = 524288
-EXT4_GOING_FLAGS_DEFAULT = 0
-EXT4_GOING_FLAGS_LOGFLUSH = 1
-EXT4_GOING_FLAGS_NOLOGFLUSH = 2
 EXT4_IMMUTABLE_FL = 16
 EXT4_IOC_ALLOC_DA_BLKS = 26124
 EXT4_IOC_GROUP_ADD = 1076389384
diff --git a/sys/linux/fs_ext4_arm.const b/sys/linux/fs_ext4_arm.const
index 1c4b4af30..567e20d7b 100644
--- a/sys/linux/fs_ext4_arm.const
+++ b/sys/linux/fs_ext4_arm.const
@@ -4,9 +4,6 @@ EXT4_COMPR_FL = 4
 EXT4_DIRSYNC_FL = 65536
 EXT4_EOFBLOCKS_FL = 4194304
 EXT4_EXTENTS_FL = 524288
-EXT4_GOING_FLAGS_DEFAULT = 0
-EXT4_GOING_FLAGS_LOGFLUSH = 1
-EXT4_GOING_FLAGS_NOLOGFLUSH = 2
 EXT4_IMMUTABLE_FL = 16
 EXT4_IOC_ALLOC_DA_BLKS = 26124
 EXT4_IOC_GROUP_ADD = 1076127240
diff --git a/sys/linux/fs_ext4_arm64.const b/sys/linux/fs_ext4_arm64.const
index 7b0f3fb36..083836fbe 100644
--- a/sys/linux/fs_ext4_arm64.const
+++ b/sys/linux/fs_ext4_arm64.const
@@ -4,9 +4,6 @@ EXT4_COMPR_FL = 4
 EXT4_DIRSYNC_FL = 65536
 EXT4_EOFBLOCKS_FL = 4194304
 EXT4_EXTENTS_FL = 524288
-EXT4_GOING_FLAGS_DEFAULT = 0
-EXT4_GOING_FLAGS_LOGFLUSH = 1
-EXT4_GOING_FLAGS_NOLOGFLUSH = 2
 EXT4_IMMUTABLE_FL = 16
 EXT4_IOC_ALLOC_DA_BLKS = 26124
 EXT4_IOC_GROUP_ADD = 1076389384
diff --git a/sys/linux/fs_ext4_ppc64le.const b/sys/linux/fs_ext4_ppc64le.const
index 858b54ec8..770f0cf35 100644
--- a/sys/linux/fs_ext4_ppc64le.const
+++ b/sys/linux/fs_ext4_ppc64le.const
@@ -4,9 +4,6 @@ EXT4_COMPR_FL = 4
 EXT4_DIRSYNC_FL = 65536
 EXT4_EOFBLOCKS_FL = 4194304
 EXT4_EXTENTS_FL = 524288
-EXT4_GOING_FLAGS_DEFAULT = 0
-EXT4_GOING_FLAGS_LOGFLUSH = 1
-EXT4_GOING_FLAGS_NOLOGFLUSH = 2
 EXT4_IMMUTABLE_FL = 16
 EXT4_IOC_ALLOC_DA_BLKS = 536897036
 EXT4_IOC_GROUP_ADD = 2150131208
diff --git a/sys/linux/gen/386.go b/sys/linux/gen/386.go
index a674011cd..cb6e610e5 100644
--- a/sys/linux/gen/386.go
+++ b/sys/linux/gen/386.go
@@ -25581,11 +25581,6 @@ var syscalls_386 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 1074030082},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 4}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_flags", TypeSize: 4}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64, 128, 536870912, 4194304, 16384, 32768, 65536, 131072, 524288}, BitMask: true}},
 	}},
-	{NR: 54, Name: "ioctl$EXT4_IOC_SHUTDOWN", CallName: "ioctl", Args: []Type{
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 2147768445},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 4}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_shutdown_flags", TypeSize: 8}}, Vals: []uint64{0, 1, 2}, BitMask: true}},
-	}},
 	{NR: 54, Name: "ioctl$EXT4_IOC_SWAP_BOOT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 26129},
@@ -28931,7 +28926,7 @@ var syscalls_386 = []*Syscall{
 	}},
 	{NR: 54, Name: "ioctl$void", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 4}}, Vals: []uint64{21585, 21584, 3221510263, 3221510264}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 4}}, Vals: []uint64{21585, 21584, 3221510264}},
 	}},
 	{NR: 101, Name: "ioperm", CallName: "ioperm", Args: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "from", TypeSize: 4}}},
@@ -35274,9 +35269,6 @@ var consts_386 = []ConstValue{
 	{Name: "EXT4_DIRSYNC_FL", Value: 65536},
 	{Name: "EXT4_EOFBLOCKS_FL", Value: 4194304},
 	{Name: "EXT4_EXTENTS_FL", Value: 524288},
-	{Name: "EXT4_GOING_FLAGS_DEFAULT"},
-	{Name: "EXT4_GOING_FLAGS_LOGFLUSH", Value: 1},
-	{Name: "EXT4_GOING_FLAGS_NOLOGFLUSH", Value: 2},
 	{Name: "EXT4_IMMUTABLE_FL", Value: 16},
 	{Name: "EXT4_IOC_ALLOC_DA_BLKS", Value: 26124},
 	{Name: "EXT4_IOC_GROUP_ADD", Value: 1076127240},
@@ -40761,4 +40753,4 @@ var consts_386 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_386 = "c1d0b0e8e27df332e1faf02379d003ad46332382"
+const revision_386 = "c3e9f866fbd9c9b5fbd17cf3307b4fe3b2f75348"
diff --git a/sys/linux/gen/amd64.go b/sys/linux/gen/amd64.go
index 8685fb837..e7b43a890 100644
--- a/sys/linux/gen/amd64.go
+++ b/sys/linux/gen/amd64.go
@@ -26031,11 +26031,6 @@ var syscalls_amd64 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 1074292226},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 8}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_flags", TypeSize: 8}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64, 128, 536870912, 4194304, 16384, 32768, 65536, 131072, 524288}, BitMask: true}},
 	}},
-	{NR: 16, Name: "ioctl$EXT4_IOC_SHUTDOWN", CallName: "ioctl", Args: []Type{
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 2147768445},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 8}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_shutdown_flags", TypeSize: 8}}, Vals: []uint64{0, 1, 2}, BitMask: true}},
-	}},
 	{NR: 16, Name: "ioctl$EXT4_IOC_SWAP_BOOT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 26129},
@@ -29401,7 +29396,7 @@ var syscalls_amd64 = []*Syscall{
 	}},
 	{NR: 16, Name: "ioctl$void", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 8}}, Vals: []uint64{21585, 21584, 3221510263, 3221510264}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 8}}, Vals: []uint64{21585, 21584, 3221510264}},
 	}},
 	{NR: 173, Name: "ioperm", CallName: "ioperm", Args: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "from", TypeSize: 8}}},
@@ -35943,9 +35938,6 @@ var consts_amd64 = []ConstValue{
 	{Name: "EXT4_DIRSYNC_FL", Value: 65536},
 	{Name: "EXT4_EOFBLOCKS_FL", Value: 4194304},
 	{Name: "EXT4_EXTENTS_FL", Value: 524288},
-	{Name: "EXT4_GOING_FLAGS_DEFAULT"},
-	{Name: "EXT4_GOING_FLAGS_LOGFLUSH", Value: 1},
-	{Name: "EXT4_GOING_FLAGS_NOLOGFLUSH", Value: 2},
 	{Name: "EXT4_IMMUTABLE_FL", Value: 16},
 	{Name: "EXT4_IOC_ALLOC_DA_BLKS", Value: 26124},
 	{Name: "EXT4_IOC_GROUP_ADD", Value: 1076389384},
@@ -41455,4 +41447,4 @@ var consts_amd64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_amd64 = "11225337e750e35b0a5e061fc783471b4dea4779"
+const revision_amd64 = "6bdfbb95f32c22baa7aa2c0ecbcc8a46c076d4b8"
diff --git a/sys/linux/gen/arm.go b/sys/linux/gen/arm.go
index 839c8984b..a6051eac5 100644
--- a/sys/linux/gen/arm.go
+++ b/sys/linux/gen/arm.go
@@ -25468,11 +25468,6 @@ var syscalls_arm = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 1074030082},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 4}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_flags", TypeSize: 4}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64, 128, 536870912, 4194304, 16384, 32768, 65536, 131072, 524288}, BitMask: true}},
 	}},
-	{NR: 54, Name: "ioctl$EXT4_IOC_SHUTDOWN", CallName: "ioctl", Args: []Type{
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 2147768445},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 4}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_shutdown_flags", TypeSize: 8}}, Vals: []uint64{0, 1, 2}, BitMask: true}},
-	}},
 	{NR: 54, Name: "ioctl$EXT4_IOC_SWAP_BOOT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 26129},
@@ -28703,7 +28698,7 @@ var syscalls_arm = []*Syscall{
 	}},
 	{NR: 54, Name: "ioctl$void", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 4}}, Vals: []uint64{21585, 21584, 3221510263, 3221510264}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 4}}, Vals: []uint64{21585, 21584, 3221510264}},
 	}},
 	{NR: 315, Name: "ioprio_get$pid", CallName: "ioprio_get", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioprio_which_pid", FldName: "which", TypeSize: 4}}, Vals: []uint64{1, 2}, BitMask: true},
@@ -35194,9 +35189,6 @@ var consts_arm = []ConstValue{
 	{Name: "EXT4_DIRSYNC_FL", Value: 65536},
 	{Name: "EXT4_EOFBLOCKS_FL", Value: 4194304},
 	{Name: "EXT4_EXTENTS_FL", Value: 524288},
-	{Name: "EXT4_GOING_FLAGS_DEFAULT"},
-	{Name: "EXT4_GOING_FLAGS_LOGFLUSH", Value: 1},
-	{Name: "EXT4_GOING_FLAGS_NOLOGFLUSH", Value: 2},
 	{Name: "EXT4_IMMUTABLE_FL", Value: 16},
 	{Name: "EXT4_IOC_ALLOC_DA_BLKS", Value: 26124},
 	{Name: "EXT4_IOC_GROUP_ADD", Value: 1076127240},
@@ -40627,4 +40619,4 @@ var consts_arm = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm = "224cd53e69a2ef1e33f00bef661712cb661a295b"
+const revision_arm = "b2c939941af575f3420311809187e09e1a8d3550"
diff --git a/sys/linux/gen/arm64.go b/sys/linux/gen/arm64.go
index 8255a43de..fffb05010 100644
--- a/sys/linux/gen/arm64.go
+++ b/sys/linux/gen/arm64.go
@@ -25770,11 +25770,6 @@ var syscalls_arm64 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 1074292226},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 8}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_flags", TypeSize: 8}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64, 128, 536870912, 4194304, 16384, 32768, 65536, 131072, 524288}, BitMask: true}},
 	}},
-	{NR: 29, Name: "ioctl$EXT4_IOC_SHUTDOWN", CallName: "ioctl", Args: []Type{
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 2147768445},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 8}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_shutdown_flags", TypeSize: 8}}, Vals: []uint64{0, 1, 2}, BitMask: true}},
-	}},
 	{NR: 29, Name: "ioctl$EXT4_IOC_SWAP_BOOT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 26129},
@@ -29025,7 +29020,7 @@ var syscalls_arm64 = []*Syscall{
 	}},
 	{NR: 29, Name: "ioctl$void", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 8}}, Vals: []uint64{21585, 21584, 3221510263, 3221510264}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 8}}, Vals: []uint64{21585, 21584, 3221510264}},
 	}},
 	{NR: 31, Name: "ioprio_get$pid", CallName: "ioprio_get", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioprio_which_pid", FldName: "which", TypeSize: 8}}, Vals: []uint64{1, 2}, BitMask: true},
@@ -35425,9 +35420,6 @@ var consts_arm64 = []ConstValue{
 	{Name: "EXT4_DIRSYNC_FL", Value: 65536},
 	{Name: "EXT4_EOFBLOCKS_FL", Value: 4194304},
 	{Name: "EXT4_EXTENTS_FL", Value: 524288},
-	{Name: "EXT4_GOING_FLAGS_DEFAULT"},
-	{Name: "EXT4_GOING_FLAGS_LOGFLUSH", Value: 1},
-	{Name: "EXT4_GOING_FLAGS_NOLOGFLUSH", Value: 2},
 	{Name: "EXT4_IMMUTABLE_FL", Value: 16},
 	{Name: "EXT4_IOC_ALLOC_DA_BLKS", Value: 26124},
 	{Name: "EXT4_IOC_GROUP_ADD", Value: 1076389384},
@@ -40849,4 +40841,4 @@ var consts_arm64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm64 = "2b84cd26632dbdfebc2b6fdbe68f7aafc24a7e7d"
+const revision_arm64 = "adab252c69694890737ac9c5f3599bbb4530607c"
diff --git a/sys/linux/gen/ppc64le.go b/sys/linux/gen/ppc64le.go
index 4a88ae8d7..4ab29f921 100644
--- a/sys/linux/gen/ppc64le.go
+++ b/sys/linux/gen/ppc64le.go
@@ -24827,11 +24827,6 @@ var syscalls_ppc64le = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 2148034050},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 8}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_flags", TypeSize: 8}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64, 128, 536870912, 4194304, 16384, 32768, 65536, 131072, 524288}, BitMask: true}},
 	}},
-	{NR: 54, Name: "ioctl$EXT4_IOC_SHUTDOWN", CallName: "ioctl", Args: []Type{
-		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 1074026621},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "arg", TypeSize: 8}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_shutdown_flags", TypeSize: 8}}, Vals: []uint64{0, 1, 2}, BitMask: true}},
-	}},
 	{NR: 54, Name: "ioctl$EXT4_IOC_SWAP_BOOT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 536897041},
@@ -27492,7 +27487,7 @@ var syscalls_ppc64le = []*Syscall{
 	}},
 	{NR: 54, Name: "ioctl$void", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 8}}, Vals: []uint64{536897025, 536897026, 3221510263, 3221510264}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ioctl_void", FldName: "cmd", TypeSize: 8}}, Vals: []uint64{536897025, 536897026, 3221510264}},
 	}},
 	{NR: 101, Name: "ioperm", CallName: "ioperm", Args: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "from", TypeSize: 8}}},
@@ -33820,9 +33815,6 @@ var consts_ppc64le = []ConstValue{
 	{Name: "EXT4_DIRSYNC_FL", Value: 65536},
 	{Name: "EXT4_EOFBLOCKS_FL", Value: 4194304},
 	{Name: "EXT4_EXTENTS_FL", Value: 524288},
-	{Name: "EXT4_GOING_FLAGS_DEFAULT"},
-	{Name: "EXT4_GOING_FLAGS_LOGFLUSH", Value: 1},
-	{Name: "EXT4_GOING_FLAGS_NOLOGFLUSH", Value: 2},
 	{Name: "EXT4_IMMUTABLE_FL", Value: 16},
 	{Name: "EXT4_IOC_ALLOC_DA_BLKS", Value: 536897036},
 	{Name: "EXT4_IOC_GROUP_ADD", Value: 2150131208},
@@ -38205,4 +38197,4 @@ var consts_ppc64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_ppc64le = "213dc6a138b8d764010affcd2c64413208c5f03e"
+const revision_ppc64le = "f06554787eb7d7767b620998d731246565f6b0b8"
diff --git a/sys/linux/init.go b/sys/linux/init.go
index 1400ce182..d4ab7da70 100644
--- a/sys/linux/init.go
+++ b/sys/linux/init.go
@@ -19,6 +19,8 @@ func InitTarget(target *prog.Target) {
 		SYSLOG_ACTION_SIZE_UNREAD: target.ConstMap["SYSLOG_ACTION_SIZE_UNREAD"],
 		FIFREEZE:                  target.ConstMap["FIFREEZE"],
 		FITHAW:                    target.ConstMap["FITHAW"],
+		EXT4_IOC_SHUTDOWN:         target.ConstMap["EXT4_IOC_SHUTDOWN"],
+		EXT4_IOC_MIGRATE:          target.ConstMap["EXT4_IOC_MIGRATE"],
 		PTRACE_TRACEME:            target.ConstMap["PTRACE_TRACEME"],
 		CLOCK_REALTIME:            target.ConstMap["CLOCK_REALTIME"],
 		ARCH_SET_FS:               target.ConstMap["ARCH_SET_FS"],
@@ -91,6 +93,8 @@ type arch struct {
 	SYSLOG_ACTION_SIZE_UNREAD uint64
 	FIFREEZE                  uint64
 	FITHAW                    uint64
+	EXT4_IOC_SHUTDOWN         uint64
+	EXT4_IOC_MIGRATE          uint64
 	PTRACE_TRACEME            uint64
 	CLOCK_REALTIME            uint64
 	ARCH_SET_FS               uint64
@@ -115,9 +119,15 @@ func (arch *arch) sanitizeCall(c *prog.Call) {
 		// Freeze kills machine. Though, it is an interesting functions,
 		// so we need to test it somehow.
 		// TODO: not required if executor drops privileges.
+		// Fortunately, the value does not conflict with any other ioctl commands for now.
 		if uint64(uint32(cmd.Val)) == arch.FIFREEZE {
 			cmd.Val = arch.FITHAW
 		}
+		// EXT4_IOC_SHUTDOWN on root fs effectively brings the machine down in weird ways.
+		// Fortunately, the value does not conflict with any other ioctl commands for now.
+		if uint64(uint32(cmd.Val)) == arch.EXT4_IOC_SHUTDOWN {
+			cmd.Val = arch.EXT4_IOC_MIGRATE
+		}
 	case "ptrace":
 		req := c.Args[0].(*prog.ConstArg)
 		// PTRACE_TRACEME leads to unkillable processes, see:
diff --git a/sys/linux/sys.txt b/sys/linux/sys.txt
index cbb9ecbc5..28b781cbe 100644
--- a/sys/linux/sys.txt
+++ b/sys/linux/sys.txt
@@ -949,7 +949,7 @@ flock_type = F_RDLCK, F_WRLCK, F_UNLCK
 f_owner_type = F_OWNER_TID, F_OWNER_PID, F_OWNER_PGRP
 fcntl_notify = DN_MULTISHOT, DN_ACCESS, DN_MODIFY, DN_CREATE, DN_DELETE, DN_RENAME, DN_ATTRIB
 seal_types = F_SEAL_SEAL, F_SEAL_SHRINK, F_SEAL_GROW, F_SEAL_WRITE
-ioctl_void = FIOCLEX, FIONCLEX, FIFREEZE, FITHAW
+ioctl_void = FIOCLEX, FIONCLEX, FITHAW
 ioctl_int_in = FIONBIO, FIOASYNC
 ioctl_int_out = FIOQSIZE, FIGETBSZ
 fcntl_rw_hint = RWF_WRITE_LIFE_NOT_SET, RWH_WRITE_LIFE_NONE, RWH_WRITE_LIFE_SHORT, RWH_WRITE_LIFE_MEDIUM, RWH_WRITE_LIFE_LONG, RWH_WRITE_LIFE_EXTREME
@@ -958,7 +958,7 @@ fiemap_extent_flags = FIEMAP_EXTENT_LAST, FIEMAP_EXTENT_UNKNOWN, FIEMAP_EXTENT_D
 getrandom_flags = GRND_NONBLOCK, GRND_RANDOM
 clone_flags = CLONE_VM, CLONE_FS, CLONE_FILES, CLONE_SIGHAND, CLONE_PTRACE, CLONE_VFORK, CLONE_PARENT, CLONE_THREAD, CLONE_NEWNS, CLONE_SYSVSEM, CLONE_SETTLS, CLONE_PARENT_SETTID, CLONE_CHILD_CLEARTID, CLONE_UNTRACED, CLONE_CHILD_SETTID, CLONE_NEWCGROUP, CLONE_NEWUTS, CLONE_NEWIPC, CLONE_NEWUSER, CLONE_NEWPID, CLONE_NEWNET, CLONE_IO
 
-_ = KCOV_INIT_TRACE, KCOV_ENABLE, KCOV_DISABLE, KCOV_TRACE_PC, KCOV_TRACE_CMP, __NR_mmap2
+_ = KCOV_INIT_TRACE, KCOV_ENABLE, KCOV_DISABLE, KCOV_TRACE_PC, KCOV_TRACE_CMP, FIFREEZE, __NR_mmap2
 
 # Not yet implemented syscalls
 #define __NR_umask 95