bisecting cause commit starting from d310ec03a34e92a77302edb804f7d68ee4f01ba0
building syzkaller on 567225614ee424574954c02d19e750c1ab0bc3cf
testing commit d310ec03a34e92a77302edb804f7d68ee4f01ba0 with gcc (GCC) 10.2.1 20210217
kernel signature: 6132d564511fd25794e3613fd138df89944bcdf0c1e41c0b9597280cc5a7ff8e
run #0: OK
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: boot failed: can't ssh into the instance
run #17: boot failed: can't ssh into the instance
run #18: OK
run #19: OK
revisions tested: 1, total time: 19m22.439678812s (build: 6m20.338141152s, test: 12m35.675660025s)
error: the crash wasn't reproduced on the original commit