diff options
| author | Dmitry Vyukov <dvyukov@google.com> | 2018-10-15 18:53:00 +0200 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2018-10-15 18:53:00 +0200 |
| commit | 6ce17935cb99fa11aaa2f2d1889261da6b298013 (patch) | |
| tree | 958c8cc613630710c0d1b83517230e85f1e65525 /sys/linux/gen/arm.go | |
| parent | caf12900683e434dcd16bdac59b909f13fb09099 (diff) | |
sys/linux: prohibit FAN_OPEN_PERM and FAN_ACCESS_PERM
FAN_OPEN_PERM and FAN_ACCESS_PERM require the program to reply to open requests.
If that does not happen, the program will hang in an unkillable state forever.
See the following bug for details:
https://groups.google.com/d/msg/syzkaller-bugs/pD-vbqJu6U0/kGH30p3lBgAJ
Diffstat (limited to 'sys/linux/gen/arm.go')
| -rw-r--r-- | sys/linux/gen/arm.go | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/sys/linux/gen/arm.go b/sys/linux/gen/arm.go index a0c4f8969..c455f58d2 100644 --- a/sys/linux/gen/arm.go +++ b/sys/linux/gen/arm.go @@ -23193,7 +23193,7 @@ var syscalls_arm = []*Syscall{ {NR: 368, Name: "fanotify_mark", CallName: "fanotify_mark", Args: []Type{ &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_fanotify", FldName: "fd", TypeSize: 4}}, &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fanotify_mark", FldName: "flags", TypeSize: 4}}, Vals: []uint64{1, 2, 128, 4, 8, 16, 32, 64}, BitMask: true}, - &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fanotify_mask", FldName: "mask", TypeSize: 4}}, Vals: []uint64{1, 2, 8, 16, 32, 65536, 131072, 1073741824, 134217728}, BitMask: true}, + &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fanotify_mask", FldName: "mask", TypeSize: 4}}, Vals: []uint64{1, 2, 8, 16, 32, 1073741824, 134217728}, BitMask: true}, &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_dir", FldName: "fddir", TypeSize: 4}}, &PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "path", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename", IsVarlen: true}, Kind: 3}}, }}, @@ -24958,6 +24958,14 @@ var syscalls_arm = []*Syscall{ &PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "events", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", ArgDir: 1, IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "io_event", Dir: 1}}}}, &PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "timeout", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "timespec"}}}, }}, + {NR: 399, Name: "io_pgetevents", CallName: "io_pgetevents", Args: []Type{ + &ResourceType{TypeCommon: TypeCommon{TypeName: "io_ctx", FldName: "ctx", TypeSize: 4}}, + &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "min_nr", TypeSize: 4}}}, + &LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nr", TypeSize: 4}}, Buf: "events"}, + &PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "events", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", ArgDir: 1, IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "io_event", Dir: 1}}}}, + &PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "timeout", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "timespec"}}}, + &PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "usig", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset_size"}}}, + }}, {NR: 243, Name: "io_setup", CallName: "io_setup", Args: []Type{ &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "n", TypeSize: 4}}}, &PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ctx", TypeSize: 4}, Type: &ResourceType{TypeCommon: TypeCommon{TypeName: "io_ctx", TypeSize: 4, ArgDir: 1}}}, @@ -30380,7 +30388,7 @@ var syscalls_arm = []*Syscall{ &PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sig", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_size"}}}, }}, {NR: 26, Name: "ptrace", CallName: "ptrace", Args: []Type{ - &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ptrace_req", FldName: "req", TypeSize: 4}}, Vals: []uint64{0, 16904, 8, 16903, 16, 17}}, + &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ptrace_req", FldName: "req", TypeSize: 4}}, Vals: []uint64{16904, 8, 16903, 16, 17}}, &ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "pid", TypeSize: 4}}, }}, {NR: 26, Name: "ptrace$PTRACE_SECCOMP_GET_FILTER", CallName: "ptrace", Args: []Type{ @@ -40986,6 +40994,7 @@ var consts_arm = []ConstValue{ {Name: "__NR_io_cancel", Value: 247}, {Name: "__NR_io_destroy", Value: 244}, {Name: "__NR_io_getevents", Value: 245}, + {Name: "__NR_io_pgetevents", Value: 399}, {Name: "__NR_io_setup", Value: 243}, {Name: "__NR_io_submit", Value: 246}, {Name: "__NR_ioctl", Value: 54}, @@ -41187,4 +41196,4 @@ var consts_arm = []ConstValue{ {Name: "bpf_insn_load_imm_dw", Value: 24}, } -const revision_arm = "87d9b5b947c05cd6232361b1c5ed052568f6d8ed" +const revision_arm = "15223c241125b3b97cca255736128daf2364eb5f" |