bisecting fixing commit since 3242aa3a635c0958671ee1e4b0958dcc7c4e5c79
building syzkaller on e5b64d68915ed04952cef2f5dcb3f3ccbb7cfa57
testing commit 3242aa3a635c0958671ee1e4b0958dcc7c4e5c79 with gcc (GCC) 8.4.1 20210217
kernel signature: a7b17f9d4bcbbc208d13e083afafc427e3134670d43a7b10ee9f0faaa02951cd
all runs: crashed: SYZFAIL: netlink_send_ext: netlink read failed
testing current HEAD 7d7d1c0ab3eb7c8d8f63a126535018007823b207
testing commit 7d7d1c0ab3eb7c8d8f63a126535018007823b207 with gcc (GCC) 8.4.1 20210217
kernel signature: 24cbfd8273f268b1e91ef825832b22ffc4680aad53efb1126106d7e1936318c8
run #0: boot failed: error getting instance ci2-linux-4-14-bisect-job-bisect-job-0 details after creation: googleapi: Error 503: Internal error. Please try again or contact Google Support. (Code: '5C151218FBB76.616066D.F2061199'), backendError
run #1: crashed: SYZFAIL: netlink_send_ext: netlink read failed
run #2: crashed: SYZFAIL: netlink_send_ext: netlink read failed
run #3: crashed: SYZFAIL: netlink_send_ext: netlink read failed
run #4: crashed: SYZFAIL: netlink_send_ext: netlink read failed
run #5: crashed: SYZFAIL: netlink_send_ext: netlink read failed
run #6: crashed: SYZFAIL: netlink_send_ext: netlink read failed
run #7: crashed: SYZFAIL: netlink_send_ext: netlink read failed
run #8: crashed: SYZFAIL: netlink_send_ext: netlink read failed
run #9: crashed: SYZFAIL: netlink_send_ext: netlink read failed
revisions tested: 2, total time: 26m39.975665246s (build: 19m3.459224719s, test: 7m0.288331339s)
the crash still happens on HEAD
commit msg: Linux 4.14.232
crash: SYZFAIL: netlink_send_ext: netlink read failed
2021/05/02 04:18:47 executed programs: 728
2021/05/02 04:18:52 executed programs: 1601
2021/05/02 04:18:57 executed programs: 2462
2021/05/02 04:18:59 result: hanged=false err=executor 1: exit status 67
SYZFAIL: netlink_send_ext: netlink read failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67


SYZFAIL: netlink_send_ext: netlink read failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67
2021/05/02 04:19:02 executed programs: 2846
2021/05/02 04:19:02 result: hanged=false err=executor 1: exit status 67
SYZFAIL: netlink_send_ext: short netlink write
wrote=-1, want=32 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67


SYZFAIL: netlink_send_ext: short netlink write
wrote=-1, want=32 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67
2021/05/02 04:19:07 executed programs: 3258
2021/05/02 04:19:09 result: hanged=false err=executor 3: exit status 67
SYZFAIL: netlink_send_ext: netlink read failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67


SYZFAIL: netlink_send_ext: netlink read failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67