bisecting fixing commit since cf256fbcbe347b7d0ff58fe2dfa382a156bd3694
building syzkaller on 7e2b734bac96c22086fedd1b18135da06d5e4054
testing commit cf256fbcbe347b7d0ff58fe2dfa382a156bd3694
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: be9bb712047e6c6203bcd19ed3357732ac3c3ffce70bb7746fe0191cda279800
run #0: crashed: SYZFAIL: failed to mkdtemp
run #1: crashed: SYZFAIL: failed to mkdtemp
run #2: crashed: SYZFAIL: failed to mkdtemp
run #3: OK
run #4: OK
run #5: crashed: SYZFAIL: failed to mkdtemp
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: crashed: SYZFAIL: failed to mkdir
run #11: OK
run #12: crashed: SYZFAIL: failed to mkdir
run #13: crashed: SYZFAIL: failed to mkdir
run #14: crashed: SYZFAIL: failed to mkdtemp
run #15: crashed: SYZFAIL: failed to mkdir
run #16: crashed: SYZFAIL: failed to mkdir
run #17: crashed: SYZFAIL: failed to mkdir
run #18: OK
run #19: crashed: SYZFAIL: failed to mkdir
testing current HEAD f051383ef03bde49ca992f297ec80757a702e774
testing commit f051383ef03bde49ca992f297ec80757a702e774
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 7afce5cc5369705109a4481473e31168b7aabe9b0ff03b4a7024cf6b01568986
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 19m48.144810227s (build: 12m8.954194638s, test: 7m13.419232175s)
the crash still happens on HEAD
commit msg: Linux 4.14.285
crash: unregister_netdevice: waiting for DEV to become free
Bluetooth: hci3 command 0x0409 tx timeout
Bluetooth: hci1 command 0x0409 tx timeout
Bluetooth: hci2 command 0x0409 tx timeout
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci4 command 0x0409 tx timeout
Bluetooth: hci5 command 0x0409 tx timeout
Bluetooth: hci0 command 0x0409 tx timeout
Bluetooth: hci1 command 0x041b tx timeout
Bluetooth: hci3 command 0x041b tx timeout
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci4 command 0x041b tx timeout
Bluetooth: hci2 command 0x041b tx timeout
Bluetooth: hci5 command 0x041b tx timeout
Bluetooth: hci3 command 0x040f tx timeout
Bluetooth: hci1 command 0x040f tx timeout
Bluetooth: hci5 command 0x040f tx timeout
Bluetooth: hci2 command 0x040f tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci4 command 0x040f tx timeout
Bluetooth: hci1 command 0x0419 tx timeout
Bluetooth: hci3 command 0x0419 tx timeout
Bluetooth: hci5 command 0x0419 tx timeout
Bluetooth: hci4 command 0x0419 tx timeout
Bluetooth: hci0 command 0x0419 tx timeout
Bluetooth: hci2 command 0x0419 tx timeout
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1