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Issue metadata

Status: Verified
Owner:
Closed: Jun 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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kAstStmt != var_type in src/wasm/asm-wasm-builder.cc

Project Member Reported by ClusterFuzz, Mar 7 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6548314100596736

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  kAstStmt != var_type in src/wasm/asm-wasm-builder.cc
  
Regressed: V8: r33250:33251

Minimized Testcase (0.24 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv973ytndykcA6AuctobN9pI52zYCwFUUfxkrh4BaBk92kqIrWip0sWXHPmdq1tCccp6YUOkq7kHHFxOOQvPobbLdheVafzdeYVd0fLO3QwggTO199W-buHAdgTGyc31uw5dePmXzMKp9jK4afEwsdUOpm8GFvg
function __f_77() {
  "use asm";
  function __f_73() {
    __v_44 = __v_46;
    var __v_44 = 0x80000000;
    var __v_46 = 0x7fffffff;
  }
  return {__f_73:__f_73};
}
 _WASMEXP_.instantiateModuleFromAsm( __f_77.toString());
function __f_16() {
  }


Filer: machenbach

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

Comment 2 by ClusterFuzz, Mar 9 2016

ClusterFuzz has detected this issue as fixed in range 34586:34587.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6548314100596736

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  kAstStmt != var_type in src/wasm/asm-wasm-builder.cc
  
Regressed: V8: r33250:33251
Fixed: V8: r34586:34587

Minimized Testcase (0.24 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv973ytndykcA6AuctobN9pI52zYCwFUUfxkrh4BaBk92kqIrWip0sWXHPmdq1tCccp6YUOkq7kHHFxOOQvPobbLdheVafzdeYVd0fLO3QwggTO199W-buHAdgTGyc31uw5dePmXzMKp9jK4afEwsdUOpm8GFvg
function __f_77() {
  "use asm";
  function __f_73() {
    __v_44 = __v_46;
    var __v_44 = 0x80000000;
    var __v_46 = 0x7fffffff;
  }
  return {__f_73:__f_73};
}
 _WASMEXP_.instantiateModuleFromAsm( __f_77.toString());
function __f_16() {
  }


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 3 by ClusterFuzz, Mar 10 2016

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5755775066046464

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_mipsel_dbg
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  kAstStmt != var_type in src/wasm/asm-wasm-builder.cc
  
Regressed: V8: r34586:34587

Minimized Testcase (0.22 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv942ByoV0ZW4lT7N8qfSE6JamVhXYl-nAAKHtp6skOIxIcr0TXq4ACqhNqNPNdFQ0mLetK1jzvQpSBmsZmcJTaEZ4Zj45xGkm9adj_IxbZdeTU5z8oJExYtS2P-ruguJ0CmKzYfb9lP6t2PGgzIOknvlojoW0Q
try {
} catch(e) {; }
function __f_57() {
  "use asm";
  function __f_72() {
    __v_61 = __v_19;
    var __v_61 = 0;
    var __v_19 = 0;
  }
  return {__f_72: __f_72};
}
 Wasm.instantiateModuleFromAsm( __f_57.toString());


Filer: hablich

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
Components: Blink>JavaScript
Labels: -cr-blink-javascript
Remove legacy label cr-blink-javascript.
Project Member

Comment 5 by ClusterFuzz, Mar 25 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=5755775066046464

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_mipsel_dbg
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  kAstStmt != var_type in src/wasm/asm-wasm-builder.cc
  
Regressed: V8: r34586:34587

Minimized Testcase (0.22 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv942ByoV0ZW4lT7N8qfSE6JamVhXYl-nAAKHtp6skOIxIcr0TXq4ACqhNqNPNdFQ0mLetK1jzvQpSBmsZmcJTaEZ4Zj45xGkm9adj_IxbZdeTU5z8oJExYtS2P-ruguJ0CmKzYfb9lP6t2PGgzIOknvlojoW0Q
try {
} catch(e) {; }
function __f_57() {
  "use asm";
  function __f_72() {
    __v_61 = __v_19;
    var __v_61 = 0;
    var __v_19 = 0;
  }
  return {__f_72: __f_72};
}
 Wasm.instantiateModuleFromAsm( __f_57.toString());


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 6 by ClusterFuzz, Mar 30 2016

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4736664026480640

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: RUNTIME_ASSERT
Crash Address: 
Crash State:
  kAstStmt != var_type in src/wasm/asm-wasm-builder.cc
  
Regressed: V8: r34586:34587

Minimized Testcase (0.30 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv957YUUCQZY3OZAMyFpu3B1yoGkwjYyiFCjx39XXYpd810qrFAXNTbsQi7QxpW2pe2am1_QPyMnaINQr25dZ01kjmcD25suxow1G1lY3jS6VWsLNuuez6UX-ekA-p_ZIfnecYuyKm4G18-a2TnxKkStg4y6n3g
function __f_53(expected, __f_68, __f_7) {
 Wasm.instantiateModuleFromAsm( __f_68.toString());
}
function __f_25() {
  "use asm";
  function __f_74() {
    __v_37 = __v_37;
    var __v_37 = 0;
  }
  return {__f_74: __f_74};
}
__f_53(18, __f_25);
( {
})();
var __v_106 =
    {
      get source() {
      }
    }


Filer: hablich

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

Comment 7 by ClusterFuzz, Mar 31 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=4736664026480640

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: RUNTIME_ASSERT
Crash Address: 
Crash State:
  kAstStmt != var_type in src/wasm/asm-wasm-builder.cc
  
Regressed: V8: r34586:34587

Minimized Testcase (0.30 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv957YUUCQZY3OZAMyFpu3B1yoGkwjYyiFCjx39XXYpd810qrFAXNTbsQi7QxpW2pe2am1_QPyMnaINQr25dZ01kjmcD25suxow1G1lY3jS6VWsLNuuez6UX-ekA-p_ZIfnecYuyKm4G18-a2TnxKkStg4y6n3g
function __f_53(expected, __f_68, __f_7) {
 Wasm.instantiateModuleFromAsm( __f_68.toString());
}
function __f_25() {
  "use asm";
  function __f_74() {
    __v_37 = __v_37;
    var __v_37 = 0;
  }
  return {__f_74: __f_74};
}
__f_53(18, __f_25);
( {
})();
var __v_106 =
    {
      get source() {
      }
    }


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 8 by ClusterFuzz, Mar 31 2016

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5639056217604096

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm64_dbg
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  kAstStmt != var_type in src/wasm/asm-wasm-builder.cc
  
Regressed: V8: r34586:34587

Minimized Testcase (0.22 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv94L3kMHCust_mZGvD6M5eBgFcdc0trCEozeoHtsNErPSlVFtXSSfSo0ENT7gWu35F-IPioOn7v0pDOrHJ1M3ejHCkW1dzDHkLvsh1ODelAc2FrDB9NLcmUNbNyG9By8bA7riCkkMU3hc9tmoR-jQ7o8jIRVeQ
  function __f_3(){
    'use asm';
    function __f_5() {
      __v_10 = __v_3;
      var __v_10 = 0;
      var __v_3 = 0
    }
    return { __f_5: __f_5 };
  }
  var __v_11 = Wasm.instantiateModuleFromAsm(__f_3.toString());


Filer: hablich

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

Comment 9 by ClusterFuzz, Apr 19 2016

ClusterFuzz has detected this issue as fixed in range 35597:35598.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5639056217604096

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_v8_arm64_dbg
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  kAstStmt != var_type in src/wasm/asm-wasm-builder.cc
  
Regressed: V8: r34586:34587
Fixed: V8: r35597:35598

Minimized Testcase (0.22 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv94L3kMHCust_mZGvD6M5eBgFcdc0trCEozeoHtsNErPSlVFtXSSfSo0ENT7gWu35F-IPioOn7v0pDOrHJ1M3ejHCkW1dzDHkLvsh1ODelAc2FrDB9NLcmUNbNyG9By8bA7riCkkMU3hc9tmoR-jQ7o8jIRVeQ
  function __f_3(){
    'use asm';
    function __f_5() {
      __v_10 = __v_3;
      var __v_10 = 0;
      var __v_3 = 0
    }
    return { __f_5: __f_5 };
  }
  var __v_11 = Wasm.instantiateModuleFromAsm(__f_3.toString());


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 ClusterFuzz, Jun 13 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase is verified as fixed, closing issue.

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

Comment 11 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

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