bisecting fixing commit since 180eca540ae06246d594bdd8d8213426a259cc8c
building syzkaller on 098b5d530648147c744a7c2eb8b78c1307f9d3ce
testing commit 180eca540ae06246d594bdd8d8213426a259cc8c
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 84b448d564a91903dc479c3ff91cd6c9290d87df6b08c020d6d387a1e8b68640
all runs: crashed: SYZFAIL: tun read failed
testing current HEAD fdaf9a5840acaab18694a19e0eb0aa51162eeeed
testing commit fdaf9a5840acaab18694a19e0eb0aa51162eeeed
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 2485fa6074791dd89772848b2387746696adbd90250960ae37fbd6753a5d021d
run #0: crashed: SYZFAIL: wrong response packet
run #1: crashed: SYZFAIL: tun read failed
run #2: crashed: SYZFAIL: wrong response packet
run #3: crashed: SYZFAIL: tun read failed
run #4: crashed: SYZFAIL: wrong response packet
run #5: crashed: SYZFAIL: tun read failed
run #6: crashed: SYZFAIL: wrong response packet
run #7: crashed: SYZFAIL: wrong response packet
run #8: crashed: SYZFAIL: tun read failed
run #9: boot failed: can't ssh into the instance
revisions tested: 2, total time: 24m49.269867523s (build: 12m28.22326291s, test: 11m28.535663517s)
the crash still happens on HEAD
commit msg: Merge tag 'folio-5.19' of git://git.infradead.org/users/willy/pagecache
crash: SYZFAIL: tun read failed
2022/05/25 18:32:22 executor failed 11 times: executor 0: exit status 67
SYZFAIL: tun read failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67

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