panic: disabled syscall

goroutine 1 [running]:
main.(*Fuzzer).checkDisabledCalls(0xc0002b2900, 0xc006c48900?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:512 +0x552
main.(*Fuzzer).deserializeInput(0xc0002b2900, {0xc006c48900, 0x56, 0x56})
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:490 +0xf7
main.(*Fuzzer).addCandidateInput(0xc0002b2900, {{0xc006c48900?, 0xc?, 0xc0003e3800?}, 0xb0?, 0x6e?})
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:465 +0x31
D0522 19:41:06.967654       1 task_exit.go:204] [   7:  22] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.967700       1 task_exit.go:204] [   7:  22] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.967708       1 task_exit.go:204] [   7:  22] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.967707       1 task_signals.go:204] [   7:  13] Signal 7, PID: 13, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967735       1 task_signals.go:204] [   7:  15] Signal 7, PID: 15, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967748       1 task_exit.go:204] [   7:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.967764       1 task_signals.go:204] [   7: 1687] Signal 7, PID: 1687, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967776       1 task_exit.go:204] [   7:  15] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.967792       1 task_signals.go:204] [   7:  14] Signal 7, PID: 14, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967793       1 task_signals.go:204] [   7:  19] Signal 7, PID: 19, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967806       1 task_signals.go:204] [   7:  10] Signal 7, PID: 10, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967809       1 task_signals.go:204] [   7:   8] Signal 7, PID: 8, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967826       1 task_exit.go:204] [   7:   8] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.967837       1 task_signals.go:204] [   7:  21] Signal 7, PID: 21, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967820       1 task_signals.go:204] [   7:   7] Signal 7, PID: 7, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967854       1 task_signals.go:204] [   7:  11] Signal 7, PID: 11, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967885       1 task_signals.go:204] [   7:  20] Signal 7, PID: 20, TID: 0, fault addr: 0x9: terminating thread group
main.(*Fuzzer).poll(0xc0002b2900, 0x1, 0xc0015cfb00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:436 +0x6fc
main.(*Fuzzer).pollLoop(0xc0002b2900)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:410 +0x318
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:313 +0x176c
D0522 19:41:06.967912       1 task_signals.go:204] [   7:  12] Signal 7, PID: 12, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967910       1 task_signals.go:204] [   7: 1400] Signal 7, PID: 1400, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967934       1 task_signals.go:204] [   7:   9] Signal 7, PID: 9, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967940       1 task_signals.go:204] [   7:  16] Signal 7, PID: 16, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967967       1 task_signals.go:204] [   7:  17] Signal 7, PID: 17, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.967982       1 task_exit.go:204] [   7:   8] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.967989       1 task_exit.go:204] [   7:   8] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968002       1 task_exit.go:204] [   7:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968036       1 task_exit.go:204] [   7:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968050       1 task_exit.go:204] [   7:  19] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968060       1 task_exit.go:204] [   7:  19] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968065       1 task_exit.go:204] [   7:  19] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968075       1 task_exit.go:204] [   7:  14] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968088       1 task_signals.go:470] [ 1688: 1688] Notified of signal 9
D0522 19:41:06.968116       1 task_exit.go:204] [   7:  14] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968122       1 task_exit.go:204] [   7:  14] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968132       1 task_exit.go:204] [   7:  15] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968138       1 task_exit.go:204] [   7:  15] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968153       1 task_exit.go:204] [   7:  21] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968172       1 task_signals.go:204] [ 1688: 1688] Signal 1688, PID: 1688, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.968208       1 task_exit.go:204] [   7:  21] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968218       1 task_exit.go:204] [   7:  21] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968230       1 task_exit.go:204] [   7:   7] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968244       1 task_signals.go:458] [ 1688: 1688] Discarding duplicate signal 9
D0522 19:41:06.968258       1 task_exit.go:204] [   7:   7] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968269       1 task_exit.go:204] [   7: 1687] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968283       1 task_exit.go:204] [   7: 1687] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968290       1 task_exit.go:204] [   7: 1687] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968307       1 task_exit.go:204] [   7:  10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968325       1 task_exit.go:204] [   7:  10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968332       1 task_exit.go:204] [   7:  10] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968346       1 task_exit.go:204] [   7:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968360       1 task_exit.go:204] [   7:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968367       1 task_exit.go:204] [   7:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968381       1 task_exit.go:204] [   7:  20] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968403       1 task_exit.go:204] [   7:  20] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968410       1 task_exit.go:204] [   7:  20] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968420       1 task_exit.go:204] [   7:  12] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968434       1 task_exit.go:204] [   7:  12] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968449       1 task_exit.go:204] [   7:  12] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968460       1 task_exit.go:204] [   7: 1400] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968474       1 task_exit.go:204] [   7: 1400] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968480       1 task_exit.go:204] [   7: 1400] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968494       1 task_exit.go:204] [   7:   9] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968509       1 task_signals.go:458] [ 1688: 1688] Discarding duplicate signal 9
D0522 19:41:06.968525       1 task_exit.go:204] [   7:   9] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968532       1 task_exit.go:204] [   7:   9] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968549       1 task_exit.go:204] [   7:  16] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.968567       1 task_signals.go:458] [ 1688: 1688] Discarding duplicate signal 9
D0522 19:41:06.968582       1 task_exit.go:204] [   7:  16] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.968591       1 task_exit.go:204] [   7:  16] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:06.968601       1 task_exit.go:204] [   7:  17] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.969012       1 task_exit.go:204] [ 1688: 1688] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.970794       1 task_signals.go:470] [ 1689: 1689] Notified of signal 9
D0522 19:41:06.970876       1 task_exit.go:204] [ 1688: 1688] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.970898       1 task_signals.go:481] [   7:   7] No task notified of signal 17
D0522 19:41:06.970944       1 task_signals.go:204] [ 1689: 1689] Signal 1689, PID: 1689, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:06.970965       1 task_exit.go:204] [ 1689: 1689] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:06.973078       1 task_exit.go:358] [ 1689: 1689] Init process terminating, killing namespace
D0522 19:41:06.973187       1 task_signals.go:481] [ 10805: 10805] No task notified of signal 9
D0522 19:41:06.973253       1 task_signals.go:458] [ 10805: 10805] Discarding duplicate signal 9
D0522 19:41:06.973313       1 task_exit.go:204] [ 1689: 1689] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:06.973341       1 task_signals.go:470] [   1:   1] Notified of signal 17
D0522 19:41:06.973380       1 task_signals.go:179] [   1:   1] Restarting syscall 202: interrupted by signal 17
D0522 19:41:06.973402       1 task_signals.go:220] [   1:   1] Signal 17: delivering to handler
D0522 19:41:07.008791       1 task_signals.go:458] [ 1688: 1688] Discarding duplicate signal 9
D0522 19:41:07.008843       1 task_signals.go:470] [   1:   1] Notified of signal 17
D0522 19:41:07.008871       1 task_exit.go:204] [   7:  17] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:07.008886       1 task_exit.go:204] [   7:  17] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:07.008896       1 task_exit.go:204] [   7:   7] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:07.008944       1 task_signals.go:179] [   1:   1] Restarting syscall 202: interrupted by signal 17
D0522 19:41:07.008975       1 task_signals.go:220] [   1:   1] Signal 17: delivering to handler
D0522 19:41:07.009087       1 loader.go:1145] updated processes (removal): map[{ci-gvisor-kvm-cover-3 0}:0xc0005953e0]
D0522 19:41:07.009134       1 controller.go:560] containerManager.Wait, cid: ci-gvisor-kvm-cover-3, pid: 7, waitStatus: 0x200, err: <nil>
D0522 19:41:07.009300   23084 urpc.go:611] urpc: unmarshal success.
I0522 19:41:07.009386   23084 main.go:259] Exiting with status: 512
D0522 19:41:07.009731       1 urpc.go:568] urpc: successfully marshalled 38 bytes.
D0522 19:41:07.178982       1 urpc.go:611] urpc: unmarshal success.
D0522 19:41:07.239750       1 task_signals.go:204] [ 10805: 10805] Signal 10805, PID: 10805, TID: 0, fault addr: 0x9: terminating thread group
D0522 19:41:07.239833       1 task_exit.go:204] [ 10805: 10805] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0522 19:41:07.240538       1 urpc.go:568] urpc: successfully marshalled 66675 bytes.
D0522 19:41:07.241265       1 task_exit.go:358] [ 10805: 10805] Init process terminating, killing namespace
D0522 19:41:07.241303       1 task_signals.go:458] [ 1689: 1689] Discarding duplicate signal 9
D0522 19:41:07.241324       1 task_exit.go:204] [ 10805: 10805] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0522 19:41:07.241334       1 task_exit.go:204] [ 10805: 10805] Transitioning from exit state TaskExitZombie to TaskExitDead
D0522 19:41:07.244993       1 urpc.go:611] urpc: unmarshal success.
D0522 19:41:07.245055       1 controller.go:226] containerManager.Processes, cid: ci-gvisor-kvm-cover-3
D0522 19:41:07.245627       1 urpc.go:568] urpc: successfully marshalled 489 bytes.