Undefined-shift in bool agg::rasterizer_scanline_aa::sweep_scanline<agg::scanline_u<unsigned char> |
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Issue descriptionDetailed report: https://cluster-fuzz.appspot.com/testcase?key=5401392685776896 Fuzzer: libfuzzer_pdfium_fuzzer Job Type: libfuzzer_chrome_ubsan Platform Id: linux Crash Type: Undefined-shift Crash Address: Crash State: bool agg::rasterizer_scanline_aa::sweep_scanline<agg::scanline_u<unsigned char> void agg::render_scanlines<agg::rasterizer_scanline_aa, agg::scanline_u<unsigned CFX_AggDeviceDriver::RenderRasterizer Sanitizer: undefined (UBSAN) Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=395640:395746 Minimized Testcase (0.25 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95RkA_sRyeWUmGFFG39kN7bd_d0oO9G29Dis7L7Q8ya_cXQ8JaCdTFOV08qdgeuxsId0iP1f91IQ7M02IpkzUAuuj8q3-boB-ZjG7_AMd0I6sphKhQ7y9Gcd25woytI9Y_929RE0krTcX25u11CyokFVe5qROpJKYMf9Y9vNR5vpeFeJD35pcCHH7oHDoDmE-JqU-l6Rd01Q6Tfxa1N0rzcnJnZFs-Ma3u8MYiqyHdSOS-wbjQ_wR4fBvTPSekUF083Q58lBhi-9PzsY37kGvVpZiDFH2vf50Idkbs4B13r8wq-lSg1zZi3b0Df5X4nEQgn48SEX7r9aXFxELzP21Iw97lZyBB1ucO0XoZLSsmxMxektBI?testcase_id=5401392685776896 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
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Feb 1 2017
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Feb 7 2017
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Mar 23 2017
ClusterFuzz has detected this issue as fixed in range 458791:458840. Detailed report: https://clusterfuzz.com/testcase?key=5401392685776896 Fuzzer: libfuzzer_pdfium_fuzzer Job Type: libfuzzer_chrome_ubsan Platform Id: linux Crash Type: Undefined-shift Crash Address: Crash State: bool agg::rasterizer_scanline_aa::sweep_scanline<agg::scanline_u<unsigned char> void agg::render_scanlines<agg::rasterizer_scanline_aa, agg::scanline_u<unsigned CFX_AggDeviceDriver::RenderRasterizer Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=395640:395746 Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=458791:458840 Reproducer Testcase: https://clusterfuzz.com/download/AMIfv95RkA_sRyeWUmGFFG39kN7bd_d0oO9G29Dis7L7Q8ya_cXQ8JaCdTFOV08qdgeuxsId0iP1f91IQ7M02IpkzUAuuj8q3-boB-ZjG7_AMd0I6sphKhQ7y9Gcd25woytI9Y_929RE0krTcX25u11CyokFVe5qROpJKYMf9Y9vNR5vpeFeJD35pcCHH7oHDoDmE-JqU-l6Rd01Q6Tfxa1N0rzcnJnZFs-Ma3u8MYiqyHdSOS-wbjQ_wR4fBvTPSekUF083Q58lBhi-9PzsY37kGvVpZiDFH2vf50Idkbs4B13r8wq-lSg1zZi3b0Df5X4nEQgn48SEX7r9aXFxELzP21Iw97lZyBB1ucO0XoZLSsmxMxektBI?testcase_id=5401392685776896 See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information. If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
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Mar 23 2017
ClusterFuzz testcase 5401392685776896 is verified as fixed, so closing issue. If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue. |
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Comment 1 by dtapu...@chromium.org
, Jan 31 2017