ci2 starts bisection 2022-10-26 16:01:16.439084753 +0000 UTC m=+64046.799196913
bisecting fixing commit since cbfa1702aaf69b2311ea1b35e04f113c48368c67
building syzkaller on fc7735a27949755327024847e12dcc1b868bcb99
ensuring issue is reproducible on original commit cbfa1702aaf69b2311ea1b35e04f113c48368c67

testing commit cbfa1702aaf69b2311ea1b35e04f113c48368c67 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 6f101b4997004620aee054a1a064a747e09eec7a06ffceaaa5a9edea9a8809d3
run #0: basic kernel testing failed: timed out
run #1: crashed: BUG: soft lockup in __perf_sw_event
run #2: crashed: BUG: soft lockup in __perf_sw_event
run #3: crashed: KASAN: use-after-free Read in perf_output_read
run #4: crashed: KASAN: slab-out-of-bounds Read in perf_output_read
run #5: crashed: KASAN: use-after-free Read in perf_output_read
run #6: crashed: KASAN: use-after-free Read in perf_output_read
run #7: crashed: BUG: soft lockup in __perf_sw_event
run #8: crashed: KASAN: use-after-free Read in perf_output_read
run #9: crashed: KASAN: use-after-free Read in perf_output_read
run #10: crashed: KASAN: use-after-free Read in perf_output_read
run #11: crashed: general protection fault in perf_output_read
run #12: crashed: KASAN: slab-out-of-bounds Read in perf_output_read
run #13: crashed: KASAN: use-after-free Read in perf_output_read
run #14: crashed: KASAN: slab-out-of-bounds Read in perf_output_read
run #15: crashed: KASAN: use-after-free Read in perf_output_read
run #16: crashed: KASAN: use-after-free Read in perf_output_read
run #17: crashed: BUG: soft lockup in __perf_sw_event
run #18: crashed: KASAN: use-after-free Read in perf_output_read
run #19: crashed: KASAN: use-after-free Read in perf_output_read
testing current HEAD 41f36d7859a79e11a13ef63ced8ae8cc31537ba2
testing commit 41f36d7859a79e11a13ef63ced8ae8cc31537ba2 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 28258d5c763f63223aa113b4b65cec5158de75ccc2729cf866a930e9a400aea9
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 41m55.27465614s (build: 24m50.486377059s, test: 16m30.7032813s)
the crash still happens on HEAD
commit msg: Linux 4.14.296
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci5 command 0x0409 tx timeout
Bluetooth: hci1 command 0x0409 tx timeout
Bluetooth: hci0 command 0x0409 tx timeout
Bluetooth: hci2 command 0x0409 tx timeout
Bluetooth: hci3 command 0x0409 tx timeout
Bluetooth: hci4 command 0x0409 tx timeout
Bluetooth: hci5 command 0x041b tx timeout
Bluetooth: hci4 command 0x041b tx timeout
Bluetooth: hci3 command 0x041b tx timeout
Bluetooth: hci2 command 0x041b tx timeout
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci1 command 0x041b tx timeout
Bluetooth: hci1 command 0x040f tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci2 command 0x040f tx timeout
Bluetooth: hci3 command 0x040f tx timeout
Bluetooth: hci4 command 0x040f tx timeout
Bluetooth: hci5 command 0x040f tx timeout
Bluetooth: hci5 command 0x0419 tx timeout
Bluetooth: hci4 command 0x0419 tx timeout
Bluetooth: hci3 command 0x0419 tx timeout
Bluetooth: hci2 command 0x0419 tx timeout
Bluetooth: hci0 command 0x0419 tx timeout
Bluetooth: hci1 command 0x0419 tx timeout