bisecting fixing commit since f6d5cb9e2c06f7d583dd9f4f7cca21d13d78c32a building syzkaller on d5a3ae1f760e7cb2cd5a721d9645ae22eae114fe testing commit f6d5cb9e2c06f7d583dd9f4f7cca21d13d78c32a compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 23786bfdc4e15e30ca621b82ec9d9a56d588ca2355286c2d0abcb978a0f05639 run #0: crashed: WARNING in handle_desc run #1: crashed: WARNING in handle_desc run #2: crashed: WARNING in corrupted run #3: crashed: WARNING in handle_desc run #4: crashed: WARNING in corrupted run #5: crashed: WARNING in handle_desc run #6: crashed: WARNING in handle_desc run #7: crashed: WARNING in handle_desc run #8: crashed: WARNING in handle_desc run #9: crashed: WARNING in handle_desc run #10: crashed: WARNING in handle_desc run #11: crashed: WARNING in handle_desc run #12: crashed: WARNING in handle_desc run #13: crashed: WARNING in handle_desc run #14: crashed: WARNING in handle_desc run #15: crashed: WARNING in handle_desc run #16: crashed: WARNING in handle_desc run #17: crashed: WARNING in handle_desc run #18: crashed: WARNING in handle_desc run #19: crashed: WARNING in handle_desc testing current HEAD 59456c9cc40c8f75b5a7efa0fe1f211d9c6fcaf1 testing commit 59456c9cc40c8f75b5a7efa0fe1f211d9c6fcaf1 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 9ef4d31cdf831b352f923a8463de4d24864b3e4fed9c2167aa42554982f7bb43 all runs: OK # git bisect start 59456c9cc40c8f75b5a7efa0fe1f211d9c6fcaf1 f6d5cb9e2c06f7d583dd9f4f7cca21d13d78c32a Bisecting: 2398 revisions left to test after this (roughly 11 steps) [26abce4fab8e68fc9f2a5c21d20aecf3ffc40a07] platform/x86: hp-wmi: Disable tablet-mode reporting by default testing commit 26abce4fab8e68fc9f2a5c21d20aecf3ffc40a07 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 58e7ad5442e75968acfccb10853da77fdff417ace064456e497ec5c8ed4a9c6e all runs: crashed: WARNING in handle_desc # git bisect good 26abce4fab8e68fc9f2a5c21d20aecf3ffc40a07 Bisecting: 1199 revisions left to test after this (roughly 10 steps) [b8ee94065e6e87f2d7f331d53739994b3bfeedec] f2fs: fix a redundant call to f2fs_balance_fs if an error occurs testing commit b8ee94065e6e87f2d7f331d53739994b3bfeedec compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: edb6540d8a7274580e3254e52e682a40ed57193a90335d0fd70e062e94ebb6df all runs: basic kernel testing failed: unregister_netdevice: waiting for DEV to become free # git bisect skip b8ee94065e6e87f2d7f331d53739994b3bfeedec Bisecting: 1198 revisions left to test after this (roughly 10 steps) [a243eb7df9f16dbdeda2ad50c2372a7129738f39] PCI: iproc: Fix return value of iproc_msi_irq_domain_alloc() testing commit a243eb7df9f16dbdeda2ad50c2372a7129738f39 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: edb6540d8a7274580e3254e52e682a40ed57193a90335d0fd70e062e94ebb6df all runs: basic kernel testing failed: unregister_netdevice: waiting for DEV to become free # git bisect skip a243eb7df9f16dbdeda2ad50c2372a7129738f39 Bisecting: 1198 revisions left to test after this (roughly 10 steps) [3ddeb82b6dd6a16d3c0867173fa5a76231535dc4] ALSA: usb-audio: Apply the control quirk to Plantronics headsets testing commit 3ddeb82b6dd6a16d3c0867173fa5a76231535dc4 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: f4fed320d683dcf088c72682e657b8ca5f1f499d8bb2f0c7726b910696cd1302 all runs: crashed: WARNING in handle_desc # git bisect good 3ddeb82b6dd6a16d3c0867173fa5a76231535dc4 Bisecting: 973 revisions left to test after this (roughly 10 steps) [4109e657479ad17939d9a7d566310bf9c3e89242] media: gspca: properly check for errors in po1030_probe() testing commit 4109e657479ad17939d9a7d566310bf9c3e89242 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 1e202be93615f6951c4b5264576d7116d38ef7abe50ba811d3fe4f5b1b46067a all runs: crashed: WARNING in handle_desc # git bisect good 4109e657479ad17939d9a7d566310bf9c3e89242 Bisecting: 486 revisions left to test after this (roughly 9 steps) [b52a9dec111c2416278a445785b98974aa55fabe] ASoC: rsnd: tidyup loop on rsnd_adg_clk_query() testing commit b52a9dec111c2416278a445785b98974aa55fabe compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: e4d8de8c49424e21edfc0ffa66586a5c52ea3e5babbef81c0c9f45d9e9d79543 all runs: crashed: WARNING in handle_desc # git bisect good b52a9dec111c2416278a445785b98974aa55fabe Bisecting: 242 revisions left to test after this (roughly 8 steps) [71718b00056a723df908c62a398a8ded7f820be7] reset: ti-syscon: fix to_ti_syscon_reset_data macro testing commit 71718b00056a723df908c62a398a8ded7f820be7 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: b3eb11eaf2c37d24cf36983e1ea7b1df615dcf1341926ee8a1f1e1e988a135f9 all runs: crashed: WARNING in handle_desc # git bisect good 71718b00056a723df908c62a398a8ded7f820be7 Bisecting: 120 revisions left to test after this (roughly 7 steps) [04c6a7861ab5ff620eec60a6d08f4c73cef7653e] hfs: add missing clean-up in hfs_fill_super testing commit 04c6a7861ab5ff620eec60a6d08f4c73cef7653e compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: c6cf11bcfeae52949377788e4c020ad67fcf05a791607d0dfd6ffb87113d0db8 all runs: OK # git bisect bad 04c6a7861ab5ff620eec60a6d08f4c73cef7653e Bisecting: 60 revisions left to test after this (roughly 6 steps) [9e56921e9131850aa55e2e18e1637c4391763793] liquidio: Fix unintentional sign extension issue on left shift of u16 testing commit 9e56921e9131850aa55e2e18e1637c4391763793 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 2af185f1095c0c3cb9a266c898267403903c9ac199ec521140dec1163adf52c6 run #0: crashed: WARNING in handle_desc run #1: crashed: WARNING in handle_desc run #2: crashed: WARNING in handle_desc run #3: crashed: WARNING in handle_desc run #4: crashed: WARNING in handle_desc run #5: crashed: WARNING in handle_desc run #6: crashed: WARNING in handle_desc run #7: crashed: WARNING in handle_desc run #8: crashed: WARNING in corrupted run #9: crashed: WARNING in handle_desc # git bisect good 9e56921e9131850aa55e2e18e1637c4391763793 Bisecting: 29 revisions left to test after this (roughly 5 steps) [7b9ff81c60602d16663d0b2aa830fdc999f80fd6] USB: serial: cp210x: add ID for CEL EM3588 USB ZigBee stick testing commit 7b9ff81c60602d16663d0b2aa830fdc999f80fd6 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: bebcd35352376c96081796ecba43afa6e009182cb037cfb351ab493a3ec36a5a all runs: crashed: WARNING in handle_desc # git bisect good 7b9ff81c60602d16663d0b2aa830fdc999f80fd6 Bisecting: 14 revisions left to test after this (roughly 4 steps) [a91010f5e28c95309bd0e35903728fab654b7ea5] btrfs: compression: don't try to compress if we don't have enough pages testing commit a91010f5e28c95309bd0e35903728fab654b7ea5 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: fb18358b4e15e64c01a2d9b470e8a677e05d2bd936572b49934facb42947b369 run #0: crashed: WARNING in handle_desc run #1: crashed: WARNING in handle_desc run #2: crashed: WARNING in handle_desc run #3: crashed: WARNING in handle_desc run #4: crashed: WARNING in handle_desc run #5: crashed: WARNING in handle_desc run #6: crashed: WARNING in handle_desc run #7: crashed: WARNING in corrupted run #8: crashed: WARNING in handle_desc run #9: crashed: WARNING in handle_desc # git bisect good a91010f5e28c95309bd0e35903728fab654b7ea5 Bisecting: 7 revisions left to test after this (roughly 3 steps) [da84e8e9290e5a8f5ba2eda669ba41d6f8e94c20] KVM: x86: determine if an exception has an error code only when injecting it. testing commit da84e8e9290e5a8f5ba2eda669ba41d6f8e94c20 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: add5d722ab5ccea78b22b232c0d9f3f71ec4bc99109762cc83c017c948f59465 all runs: OK # git bisect bad da84e8e9290e5a8f5ba2eda669ba41d6f8e94c20 Bisecting: 3 revisions left to test after this (roughly 2 steps) [80050dfea3c757da5dd5f6b23d49f38c6c6ea855] xhci: add xhci_get_virt_ep() helper testing commit 80050dfea3c757da5dd5f6b23d49f38c6c6ea855 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 8b4a66938418966cb2e424d900b8b85e317b048b065a2d7f95d8defa93e89d45 all runs: crashed: WARNING in handle_desc # git bisect good 80050dfea3c757da5dd5f6b23d49f38c6c6ea855 Bisecting: 1 revision left to test after this (roughly 1 step) [74c9985e30cf576ee19f877a40eec4d0fe076308] selftest: fix build error in tools/testing/selftests/vm/userfaultfd.c testing commit 74c9985e30cf576ee19f877a40eec4d0fe076308 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 2b61abcdbc7728ab06f4b0989c56a4eafeedb62baca5d616a363b726b27f63f0 run #0: crashed: WARNING in handle_desc run #1: crashed: WARNING in handle_desc run #2: crashed: WARNING in handle_desc run #3: crashed: WARNING in handle_desc run #4: crashed: WARNING in corrupted run #5: crashed: WARNING in handle_desc run #6: crashed: WARNING in handle_desc run #7: crashed: WARNING in handle_desc run #8: crashed: WARNING in handle_desc run #9: crashed: WARNING in handle_desc # git bisect good 74c9985e30cf576ee19f877a40eec4d0fe076308 Bisecting: 0 revisions left to test after this (roughly 0 steps) [0365fcac3aa14b54d535a9dbf073eebaaa8e0287] iio: dac: ds4422/ds4424 drop of_node check testing commit 0365fcac3aa14b54d535a9dbf073eebaaa8e0287 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 2b61abcdbc7728ab06f4b0989c56a4eafeedb62baca5d616a363b726b27f63f0 all runs: crashed: WARNING in handle_desc # git bisect good 0365fcac3aa14b54d535a9dbf073eebaaa8e0287 da84e8e9290e5a8f5ba2eda669ba41d6f8e94c20 is the first bad commit commit da84e8e9290e5a8f5ba2eda669ba41d6f8e94c20 Author: Maxim Levitsky Date: Thu Feb 25 17:41:32 2021 +0200 KVM: x86: determine if an exception has an error code only when injecting it. commit b97f074583736c42fb36f2da1164e28c73758912 upstream. A page fault can be queued while vCPU is in real paged mode on AMD, and AMD manual asks the user to always intercept it (otherwise result is undefined). The resulting VM exit, does have an error code. Signed-off-by: Maxim Levitsky Message-Id: <20210225154135.405125-2-mlevitsk@redhat.com> Signed-off-by: Paolo Bonzini Signed-off-by: Zubin Mithra Signed-off-by: Greg Kroah-Hartman arch/x86/kvm/x86.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) culprit signature: add5d722ab5ccea78b22b232c0d9f3f71ec4bc99109762cc83c017c948f59465 parent signature: 2b61abcdbc7728ab06f4b0989c56a4eafeedb62baca5d616a363b726b27f63f0 revisions tested: 17, total time: 4h22m10.774175957s (build: 3h4m17.824410958s, test: 1h15m52.059534078s) first good commit: da84e8e9290e5a8f5ba2eda669ba41d6f8e94c20 KVM: x86: determine if an exception has an error code only when injecting it. recipients (to): ["gregkh@linuxfoundation.org" "mlevitsk@redhat.com" "pbonzini@redhat.com" "zsm@chromium.org"] recipients (cc): []