New issue
Advanced search Search tips
Note: Color blocks (like or ) mean that a user may not be available. Tooltip shows the reason.

Issue 605455 link

Starred by 1 user

Issue metadata

Status: WontFix
Owner:
Last visit > 30 days ago
Closed: Dec 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



Sign in to add a comment

Crash in v8::internal::compiler::NodeMarkerBase::Set

Project Member Reported by ClusterFuzz, Apr 21 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4761896518942720

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_mipsel_dbg
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x00000008
Crash State:
  v8::internal::compiler::NodeMarkerBase::Set
  v8::internal::compiler::Int64Lowering::LowerGraph
  v8::internal::compiler::CompileWasmFunction
  
Regressed: V8: r34586:34587

Minimized Testcase (0.38 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv94Q1hgPrpiNcJyBgDAH5xfN8AN9A6L73wO4iXc2RalYN6hzsNJWkGTr65hkUpNDd8QuBjHBQbw-n0b61sSn4Yui8dpxMy6hkoSt8b-oZUdJH5HN-eqgiV1IbMMR1dt6COGFq7f4ahZEm7WxK5EndXTRp2RA8w
function __f_5() {
};
function __f_58(expected, __f_73, __f_14) {
 Wasm.instantiateModuleFromAsm( __f_73.toString());
}
function __f_24() {
  "use asm";
  function __f_45(__v_28, __v_30) {
    __v_28 = __v_28|0;
    __v_30 = __v_30|0;
    var __v_29 = (__v_30 + 1)|0
    __v_29 = __v_32;
    var __v_32 = 3.0;
  }
  function __f_25() {
  }
  return {__f_25: __f_25};
}
__f_58(101,__f_24);


Filer: mstarzinger

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Owner: titzer@chromium.org
Status: Assigned (was: Available)
Project Member

Comment 2 by ClusterFuzz, Apr 26 2016

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4994410562977792

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x00000008
Crash State:
  v8::internal::compiler::NodeMarkerBase::Set
  v8::internal::compiler::Int64Lowering::LowerGraph
  v8::internal::compiler::BuildGraphForWasmFunction
  
Regressed: V8: r34586:34587

Minimized Testcase (0.20 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv97zUE1xVdseK5Cu3V89f8sw1oX6iwa6fUvPiFriIrOhFuYpzTK9aYDb0z1ZqWZH_QqwAqgr0vVIR6-hgl_KAW9TKNvSDruoiL_i0mXqWhz8llfGOJJ74ChmBrI5jqcmjpoR6izjr35kU0_ssRw4rGqLrzW61w
function __f_61() {
  "use asm";
  function __f_20() {
    __v_29 = __v_37;
    var __v_29 = 8;
    var __v_37 = 6.0;
  }
  return {__f_20: __f_20};
}
 Wasm.instantiateModuleFromAsm( __f_61.toString());


Filer: ligimole

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
Cc: -ishell@chromium.org -mstarzinger@chromium.org titzer@chromium.org
Owner: bradnelson@chromium.org
This shouldn't validate: assignment to __v_29 before its declaration, which is a dup of many prior bugs.
Labels: BlocksWasmLaunch
Labels: -BlocksWasmLaunch BlocksAsmWasmLaunch
Components: -Blink>JavaScript Platform>DevTools>JavaScript Blink>JavaScript>WebAssembly
Components: -Platform>DevTools>JavaScript
Labels: -Pri-1 Pri-2
Project Member

Comment 9 by ClusterFuzz, Jun 28 2016

ClusterFuzz has detected this testcase as flaky and is unable to reproduce it in the original crash revision. Skipping fixed testing check and marking it as potentially fixed.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4994410562977792

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x00000008
Crash State:
  v8::internal::compiler::NodeMarkerBase::Set
  v8::internal::compiler::Int64Lowering::LowerGraph
  v8::internal::compiler::BuildGraphForWasmFunction
  

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv94HvNXPnymNZiKdLZx86jl7ST2s2DBBUi5f3v24-1npeA6gFr5KK15mHCgaDXow2aB3_r5QsAKgZ86DJQdziRBc6ry6ALIOaFs_6GbjngqTcQweukEGfFddggKySCakc9EwDb7pNQ1mDyXScllbUrCZ2DFBmh1wenHzQ75y-hlGYUq03FQ?testcase_id=4994410562977792


See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 10 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
Project Member

Comment 11 by ClusterFuzz, Dec 22 2016

Status: WontFix (was: Assigned)
ClusterFuzz testcase 4761896518942720 is flaky and no longer reproduces, so closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

Sign in to add a comment