bisecting fixing commit since dfb571610ba392179348c8472bfb131d4173d585 building syzkaller on f89ed068375b8e31b9575a0ecc834c602657a9a9 testing commit dfb571610ba392179348c8472bfb131d4173d585 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 0cda01d0218b94c3198741f8a6b5d3603c54685147379e113f6d5d3937b3246f all runs: crashed: SYZFAIL: setns(netns) failed testing current HEAD e23d55af0e1fca9be5c99f0c37d48b289f4d6489 testing commit e23d55af0e1fca9be5c99f0c37d48b289f4d6489 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: ea40ff04fe4625beaac25e6a9c70a0ae3d612640a85288a30f6fe59e2bd21211 all runs: crashed: SYZFAIL: setns(netns) failed revisions tested: 2, total time: 28m50.896143015s (build: 20m39.340350995s, test: 7m40.72063876s) the crash still happens on HEAD commit msg: Linux 4.19.205 crash: SYZFAIL: setns(netns) failed 2021/09/01 05:23:21 executed programs: 2548 2021/09/01 05:23:26 executed programs: 3041 2021/09/01 05:23:31 executed programs: 3550 2021/09/01 05:23:36 executed programs: 4035 2021/09/01 05:23:36 result: hanged=false err=executor 2: exit status 67 SYZFAIL: setns(netns) failed SYZFAIL: setns(netns) failed (errno 9: Bad file descriptor) SYZFAIL: child failed (errno 0: Success) loop exited with status 67 SYZFAIL: setns(netns) failed SYZFAIL: setns(netns) failed (errno 9: Bad file descriptor) SYZFAIL: child failed (errno 0: Success) loop exited with status 67 2021/09/01 05:23:44 executed programs: 4048