ci starts bisection 2022-11-16 18:44:16.253692959 +0000 UTC m=+65966.818185740 bisecting cause commit starting from 81e7cfa3a9eb4ba6993a9c71772fdab21bc5d870 building syzkaller on 3a127a3157fd19caabb023978737471213127590 ensuring issue is reproducible on original commit 81e7cfa3a9eb4ba6993a9c71772fdab21bc5d870 testing commit 81e7cfa3a9eb4ba6993a9c71772fdab21bc5d870 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 29e21c05e3282b91881910dba49ff85109ca8d94e4469ce084c7bffd24091e32 run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: WARNING in nci_unregister_device run #3: crashed: WARNING in nci_unregister_device run #4: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: WARNING in nci_unregister_device run #9: crashed: general protection fault in nci_send_cmd run #10: crashed: general protection fault in nci_send_cmd run #11: crashed: WARNING in nci_unregister_device run #12: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #13: crashed: WARNING in nci_unregister_device run #14: crashed: general protection fault in nci_send_cmd run #15: crashed: WARNING in nci_unregister_device run #16: crashed: general protection fault in nci_send_cmd run #17: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #18: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #19: crashed: general protection fault in nci_send_cmd testing release v6.0 testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: a91bc3b3f3981145055d90c1602df274973c2826c72db954c9945b6984bc0b16 run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #4: crashed: general protection fault in nci_send_cmd run #5: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #6: crashed: WARNING in nci_unregister_device run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #9: crashed: WARNING in nci_unregister_device testing release v5.19 testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 0411bbe93d77cca675fff1dc8e7e6bc32cbfa85ea2baaf9643ce98ec840f182b run #0: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #4: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #7: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: WARNING: ODEBUG bug in virtual_ncidev_close testing release v5.18 testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 8b33b59ce33ec52f89ded2d421f713c12810098af3a1b49ee6890c0707f5cb94 run #0: crashed: WARNING in nci_unregister_device run #1: crashed: WARNING in nci_unregister_device run #2: crashed: WARNING in nci_unregister_device run #3: crashed: WARNING in nci_unregister_device run #4: crashed: WARNING in nci_unregister_device run #5: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #6: crashed: WARNING in nci_unregister_device run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #9: crashed: WARNING: ODEBUG bug in virtual_ncidev_close testing release v5.17 testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 9ae9f869c17abd1efeb31398a2802f912640339b1102027a1ac9b8d371c77d9d run #0: crashed: WARNING in nci_unregister_device run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #3: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #4: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #5: crashed: WARNING in nci_unregister_device run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: WARNING in nci_unregister_device testing release v5.16 testing commit df0cc57e057f18e44dac8e6c18aba47ab53202f9 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 91992ae05370236a15c26c816558d77c83386bf9091e6e8dd0792886a8799ec0 run #0: crashed: WARNING in nci_unregister_device run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: general protection fault in nci_send_cmd run #4: crashed: WARNING in nci_unregister_device run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: WARNING in nci_unregister_device run #7: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #8: crashed: WARNING in nci_unregister_device run #9: crashed: WARNING in nci_unregister_device testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: e580e1916c288028ff8522073f2e4637c7e66b5acd39e0d3716b038867ddcb21 run #0: crashed: WARNING in nci_unregister_device run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #3: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #4: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #5: crashed: WARNING in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #8: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #9: crashed: WARNING: ODEBUG bug in virtual_ncidev_close testing release v5.14 testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 897d0140c8abe6d8bd09623e0885fe21bcd2137219bf70cf44e8a8f42c6cd97e run #0: crashed: WARNING in nci_unregister_device run #1: crashed: WARNING in nci_unregister_device run #2: crashed: WARNING in nci_unregister_device run #3: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #4: crashed: WARNING in nci_unregister_device run #5: crashed: WARNING in nci_unregister_device run #6: crashed: WARNING in nci_unregister_device run #7: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: general protection fault in nci_send_cmd testing release v5.13 testing commit 62fb9874f5da54fdb243003b386128037319b219 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 471012b8b4b3056603d0fb7a9d0c66eababf88ba66002382dd8c97605521e030 run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: WARNING in nci_unregister_device run #2: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #3: crashed: WARNING in nci_unregister_device run #4: crashed: WARNING in nci_unregister_device run #5: crashed: WARNING in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: WARNING in nci_unregister_device run #9: crashed: WARNING: ODEBUG bug in virtual_ncidev_close testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: a23b052f521de823a202819bf0df903bb2c5b5bdd235b9a685bd4d9dc6ae18ab run #0: crashed: WARNING in nci_unregister_device run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #3: crashed: WARNING in nci_send_cmd run #4: crashed: WARNING in nci_unregister_device run #5: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #6: crashed: WARNING in nci_send_cmd run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: WARNING in nci_unregister_device run #9: crashed: WARNING in nci_unregister_device testing release v5.11 testing commit f40ddce88593482919761f74910f42f4b84c004b gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 20819f3d3ae257bd9ba010d364841c868d77fc8fe5ae3766c0a2a39e6b04e49b all runs: OK # git bisect start 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 f40ddce88593482919761f74910f42f4b84c004b Bisecting: 6798 revisions left to test after this (roughly 13 steps) [d99676af540c2dc829999928fb81c58c80a1dce4] Merge tag 'drm-next-2021-02-19' of git://anongit.freedesktop.org/drm/drm testing commit d99676af540c2dc829999928fb81c58c80a1dce4 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: c099d683fc9bb931165ec496acd002552630e7841f0fdb251c6a28cba546f233 run #0: crashed: WARNING in nci_unregister_device run #1: crashed: WARNING in nci_unregister_device run #2: crashed: WARNING in nci_unregister_device run #3: crashed: general protection fault in nci_send_cmd run #4: crashed: general protection fault in nci_send_cmd run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: boot failed: WARNING in kvm_wait run #8: boot failed: WARNING in kvm_wait run #9: boot failed: WARNING in kvm_wait # git bisect bad d99676af540c2dc829999928fb81c58c80a1dce4 Bisecting: 3717 revisions left to test after this (roughly 12 steps) [f9d58de23152f2c16f326d7e014cfa2933b00304] Merge tag 'affs-for-5.12-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux testing commit f9d58de23152f2c16f326d7e014cfa2933b00304 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 1fb1d1b9f36339a824774bee2b2288b08b8e42d9c608b4e85d54cfad0d0576e6 run #0: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: general protection fault in nci_send_cmd run #4: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: WARNING in nci_unregister_device # git bisect bad f9d58de23152f2c16f326d7e014cfa2933b00304 Bisecting: 1819 revisions left to test after this (roughly 11 steps) [b8af417e4d93caeefb89bbfbd56ec95dedd8dab5] Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next testing commit b8af417e4d93caeefb89bbfbd56ec95dedd8dab5 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 65207c24e09b67a96625e9d4bd312e29bb4991c093dd721598fb25419209e385 run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #2: crashed: WARNING in nci_unregister_device run #3: crashed: WARNING in nci_unregister_device run #4: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #5: crashed: WARNING in nci_unregister_device run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: general protection fault in nci_send_cmd # git bisect bad b8af417e4d93caeefb89bbfbd56ec95dedd8dab5 Bisecting: 911 revisions left to test after this (roughly 10 steps) [4d469ec8ec05e1fa4792415de1a95b28871ff2fa] Merge branch '1GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue testing commit 4d469ec8ec05e1fa4792415de1a95b28871ff2fa gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 393e3aa687b3c19e359a04d145545ded1326f2ad307ab15f9edea0250625b23a run #0: crashed: WARNING in nci_unregister_device run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #3: crashed: general protection fault in nci_send_cmd run #4: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #9: crashed: general protection fault in nci_send_cmd # git bisect bad 4d469ec8ec05e1fa4792415de1a95b28871ff2fa Bisecting: 458 revisions left to test after this (roughly 9 steps) [05fcc25662a3bbfc5daa9247132b2d8535053883] cxgb4: remove bogus CHELSIO_VPD_UNIQUE_ID constant testing commit 05fcc25662a3bbfc5daa9247132b2d8535053883 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: fef285228392a026bb6df85761f1898e09c8a908a6f5527fc77df8d2afdaf493 all runs: OK # git bisect good 05fcc25662a3bbfc5daa9247132b2d8535053883 Bisecting: 229 revisions left to test after this (roughly 8 steps) [a6fbbaa64c3b0e744e7e421a13658a7441f5a9f3] nexthop: Strongly-type context of rtm_dump_nexthop() testing commit a6fbbaa64c3b0e744e7e421a13658a7441f5a9f3 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: d5d0a0a66068405e9eee46379ec131aa279216aef75a4eb40111e2e328df2960 all runs: OK # git bisect good a6fbbaa64c3b0e744e7e421a13658a7441f5a9f3 Bisecting: 114 revisions left to test after this (roughly 7 steps) [6208fd822a2c656461d2f2dc29a309d379ab5850] selftests: mptcp: add testcases for newly added addresses testing commit 6208fd822a2c656461d2f2dc29a309d379ab5850 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: cdc145bc241c5aca2be805c8d61879e4982926174d66c4dbe7722550ab722f2c run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: WARNING in nci_unregister_device run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: WARNING in nci_unregister_device run #4: crashed: WARNING in nci_unregister_device run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: WARNING in nci_unregister_device run #8: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #9: crashed: general protection fault in nci_send_cmd # git bisect bad 6208fd822a2c656461d2f2dc29a309d379ab5850 Bisecting: 57 revisions left to test after this (roughly 6 steps) [4e146def5855bea30ab14d2a27c13be90b7cd2d1] Merge branch 'net-bridge-drop-hosts-limit-sysfs-and-add-a-comment' testing commit 4e146def5855bea30ab14d2a27c13be90b7cd2d1 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: fd1ebd27c38cabc47cfc14875f29a44555134ac5f36d0070733b3440ab7d5814 run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: general protection fault in nci_send_cmd run #4: crashed: general protection fault in nci_send_cmd run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: general protection fault in nci_send_cmd # git bisect bad 4e146def5855bea30ab14d2a27c13be90b7cd2d1 Bisecting: 24 revisions left to test after this (roughly 5 steps) [fd3d37551cec11fc69f8909d2a591754b2752db9] Merge tag 'linux-can-next-for-5.12-20210129' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next testing commit fd3d37551cec11fc69f8909d2a591754b2752db9 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: fe0e272f6123a95afb85b81f23a9f024a786fb2a02d914bdd7eaaa56c1185016 run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: general protection fault in nci_send_cmd run #4: crashed: general protection fault in nci_send_cmd run #5: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #6: crashed: WARNING in nci_unregister_device run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: general protection fault in nci_send_cmd # git bisect bad fd3d37551cec11fc69f8909d2a591754b2752db9 Bisecting: 15 revisions left to test after this (roughly 4 steps) [a5b88632fc967906a86e16513bae9cc49070934c] net: atm: pppoatm: use tasklet_init to initialize wakeup tasklet testing commit a5b88632fc967906a86e16513bae9cc49070934c gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: fab12de1080568a04a04d059d8ebbedad463937af300fc333c9c51d5c00f189b failed: failed to create VM pool: failed to create GCE image: create image operation failed: &{Code:PERMISSIONS_ERROR ErrorDetails:[] Location: Message:Required 'read' permission for 'disks/ci-upstream-kasan-gce-root-bisect-job-bisect-job-image.tar.gz' ForceSendFields:[] NullFields:[]}. # git bisect skip a5b88632fc967906a86e16513bae9cc49070934c Bisecting: 15 revisions left to test after this (roughly 4 steps) [0bccf8ed8aa6ecdd12cd2b3b0a73ff2c4c88d62b] nexthop: Extract a helper for validation of get/del RTNL requests testing commit 0bccf8ed8aa6ecdd12cd2b3b0a73ff2c4c88d62b gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 50e8d986924d18ae05c1edb17591b3b1d0eefa61b2deda2f2e129f1fd11fee93 all runs: OK # git bisect good 0bccf8ed8aa6ecdd12cd2b3b0a73ff2c4c88d62b Bisecting: 14 revisions left to test after this (roughly 4 steps) [a58745979cdd2ad70cd43ce9f1de8b076ae98e21] net: atm: pppoatm: use new API for wakeup tasklet testing commit a58745979cdd2ad70cd43ce9f1de8b076ae98e21 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 4b24d9e05b7be0adee3be7b4f18838c8c01f254f41d6d9f8005dca0b415612fe run #0: crashed: WARNING in nci_unregister_device run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: general protection fault in nci_send_cmd run #4: crashed: general protection fault in nci_send_cmd run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #7: crashed: WARNING in nci_unregister_device run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: WARNING in nci_unregister_device # git bisect bad a58745979cdd2ad70cd43ce9f1de8b076ae98e21 Bisecting: 6 revisions left to test after this (roughly 3 steps) [f595cf1242f3d64d78f9c96fa56bb5e22146d0ca] selftests: Add nci suite testing commit f595cf1242f3d64d78f9c96fa56bb5e22146d0ca gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 7c23f78241397eb24f7d3b18f42794abffa30298d65098ff98ad7176ee72bc41 run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: general protection fault in nci_send_cmd run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: WARNING in nci_unregister_device run #4: crashed: general protection fault in nci_send_cmd run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: general protection fault in nci_send_cmd run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: WARNING: ODEBUG bug in virtual_ncidev_close # git bisect bad f595cf1242f3d64d78f9c96fa56bb5e22146d0ca Bisecting: 2 revisions left to test after this (roughly 2 steps) [0ba35fe91ce34f2d0feff626efd0062dac41781c] hv_netvsc: Copy packets sent by Hyper-V out of the receive buffer testing commit 0ba35fe91ce34f2d0feff626efd0062dac41781c gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 50e8d986924d18ae05c1edb17591b3b1d0eefa61b2deda2f2e129f1fd11fee93 all runs: OK # git bisect good 0ba35fe91ce34f2d0feff626efd0062dac41781c Bisecting: 1 revision left to test after this (roughly 1 step) [8c22475148a8d3222be712bd02a74d7279d50daf] net: packet: make pkt_sk() inline testing commit 8c22475148a8d3222be712bd02a74d7279d50daf gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 50e8d986924d18ae05c1edb17591b3b1d0eefa61b2deda2f2e129f1fd11fee93 all runs: OK # git bisect good 8c22475148a8d3222be712bd02a74d7279d50daf Bisecting: 0 revisions left to test after this (roughly 0 steps) [e624e6c3e777fb3dfed036b9da4d433aee3608a5] nfc: Add a virtual nci device driver testing commit e624e6c3e777fb3dfed036b9da4d433aee3608a5 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 7c23f78241397eb24f7d3b18f42794abffa30298d65098ff98ad7176ee72bc41 run #0: crashed: general protection fault in nci_send_cmd run #1: crashed: WARNING in nci_unregister_device run #2: crashed: general protection fault in nci_send_cmd run #3: crashed: WARNING: ODEBUG bug in virtual_ncidev_close run #4: crashed: general protection fault in nci_send_cmd run #5: crashed: general protection fault in nci_send_cmd run #6: crashed: general protection fault in nci_send_cmd run #7: crashed: WARNING in nci_unregister_device run #8: crashed: general protection fault in nci_send_cmd run #9: crashed: general protection fault in nci_send_cmd # git bisect bad e624e6c3e777fb3dfed036b9da4d433aee3608a5 e624e6c3e777fb3dfed036b9da4d433aee3608a5 is the first bad commit commit e624e6c3e777fb3dfed036b9da4d433aee3608a5 Author: Bongsu Jeon Date: Wed Jan 27 22:08:28 2021 +0900 nfc: Add a virtual nci device driver NCI virtual device simulates a NCI device to the user. It can be used to validate the NCI module and applications. This driver supports communication between the virtual NCI device and NCI module. Signed-off-by: Bongsu Jeon Signed-off-by: Jakub Kicinski drivers/nfc/Kconfig | 11 +++ drivers/nfc/Makefile | 1 + drivers/nfc/virtual_ncidev.c | 215 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 227 insertions(+) create mode 100644 drivers/nfc/virtual_ncidev.c culprit signature: 7c23f78241397eb24f7d3b18f42794abffa30298d65098ff98ad7176ee72bc41 parent signature: 50e8d986924d18ae05c1edb17591b3b1d0eefa61b2deda2f2e129f1fd11fee93 revisions tested: 27, total time: 5h49m17.008753682s (build: 3h45m49.046484766s, test: 1h59m28.440491255s) first bad commit: e624e6c3e777fb3dfed036b9da4d433aee3608a5 nfc: Add a virtual nci device driver recipients (to): ["bongsu.jeon@samsung.com" "kuba@kernel.org" "netdev@vger.kernel.org"] recipients (cc): ["clement.perrochaud@nxp.com" "linux-kernel@vger.kernel.org" "michael.thalmeier@hale.at" "r.baldyga@samsung.com" "robert.dolca@intel.com" "sameo@linux.intel.com" "shikha.singh@st.com" "thierry.escande@linux.intel.com"] crash: general protection fault in nci_send_cmd general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] CPU: 1 PID: 6630 Comm: syz-executor.0 Not tainted 5.11.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:__queue_work+0x177/0xcb0 kernel/workqueue.c:1440 Code: eb ff 48 89 df 89 c6 e8 b7 64 ff ff 49 89 c7 48 89 ef e8 0c 8a ff ff 49 89 c0 4c 89 f8 48 c1 e8 03 4d 85 c0 0f 84 22 01 00 00 <42> 80 3c 30 00 0f 85 34 09 00 00 4d 39 07 0f 84 1c 01 00 00 4c 89 RSP: 0018:ffffc900022ff3c0 EFLAGS: 00010086 RAX: 0000000000000000 RBX: ffff888019d43000 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 0000000000000004 RDI: ffff88800fc00048 RBP: ffff8880311710f8 R08: ffff88800f869800 R09: fffffbfff15466c9 R10: ffffffff8aa33648 R11: 0000000000000000 R12: 0000000000000001 R13: ffffed10033a8638 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007fae957f9700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0007fd000 CR3: 0000000011186000 CR4: 0000000000350ee0 Call Trace: queue_work_on+0x6d/0x80 kernel/workqueue.c:1524 queue_work include/linux/workqueue.h:507 [inline] nci_send_cmd+0x21d/0x340 net/nfc/nci/core.c:1359 nci_reset_req+0x66/0x90 net/nfc/nci/core.c:163 __nci_request+0x81/0x260 net/nfc/nci/core.c:107 nci_open_device net/nfc/nci/core.c:496 [inline] nci_dev_up+0x1d6/0x540 net/nfc/nci/core.c:617 nfc_dev_up+0x150/0x300 net/nfc/core.c:118 nfc_genl_dev_up+0x90/0xe0 net/nfc/netlink.c:768 genl_family_rcv_msg_doit+0x1e4/0x2f0 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x27d/0x490 net/netlink/genetlink.c:800 netlink_rcv_skb+0x118/0x370 net/netlink/af_netlink.c:2494 genl_rcv+0x1f/0x30 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] netlink_unicast+0x42e/0x700 net/netlink/af_netlink.c:1330 netlink_sendmsg+0x70e/0xbe0 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xab/0xe0 net/socket.c:672 ____sys_sendmsg+0x5bf/0x7a0 net/socket.c:2345 ___sys_sendmsg+0xd3/0x150 net/socket.c:2399 __sys_sendmsg+0xb2/0x140 net/socket.c:2432 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fae964a7639 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fae957f9168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fae965c8050 RCX: 00007fae964a7639 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004 RBP: 00007fae96502ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffccf8dd07f R14: 00007fae957f9300 R15: 0000000000022000 Modules linked in: ---[ end trace 279cab39622c32a7 ]--- RIP: 0010:__queue_work+0x177/0xcb0 kernel/workqueue.c:1440 Code: eb ff 48 89 df 89 c6 e8 b7 64 ff ff 49 89 c7 48 89 ef e8 0c 8a ff ff 49 89 c0 4c 89 f8 48 c1 e8 03 4d 85 c0 0f 84 22 01 00 00 <42> 80 3c 30 00 0f 85 34 09 00 00 4d 39 07 0f 84 1c 01 00 00 4c 89 RSP: 0018:ffffc900022ff3c0 EFLAGS: 00010086 RAX: 0000000000000000 RBX: ffff888019d43000 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 0000000000000004 RDI: ffff88800fc00048 RBP: ffff8880311710f8 R08: ffff88800f869800 R09: fffffbfff15466c9 R10: ffffffff8aa33648 R11: 0000000000000000 R12: 0000000000000001 R13: ffffed10033a8638 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007fae957f9700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0007fd000 CR3: 0000000011186000 CR4: 0000000000350ee0 ---------------- Code disassembly (best guess): 0: eb ff jmp 0x1 2: 48 89 df mov %rbx,%rdi 5: 89 c6 mov %eax,%esi 7: e8 b7 64 ff ff callq 0xffff64c3 c: 49 89 c7 mov %rax,%r15 f: 48 89 ef mov %rbp,%rdi 12: e8 0c 8a ff ff callq 0xffff8a23 17: 49 89 c0 mov %rax,%r8 1a: 4c 89 f8 mov %r15,%rax 1d: 48 c1 e8 03 shr $0x3,%rax 21: 4d 85 c0 test %r8,%r8 24: 0f 84 22 01 00 00 je 0x14c * 2a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1) <-- trapping instruction 2f: 0f 85 34 09 00 00 jne 0x969 35: 4d 39 07 cmp %r8,(%r15) 38: 0f 84 1c 01 00 00 je 0x15a 3e: 4c rex.WR 3f: 89 .byte 0x89