panic: disabled syscall

goroutine 1 [running]:
main.(*Fuzzer).checkDisabledCalls(0xc000316480, 0xc000783840?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:512 +0x552
main.(*Fuzzer).deserializeInput(0xc000316480, {0xc000783840, 0x36, 0x36})
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:490 +0xf7
main.(*Fuzzer).addInputFromAnotherFuzzer(0x0?, {{0xc00132ff10, 0xd}, {0xc000783840, 0x36, 0x36}, {{0xc00083cd80, 0x2e, 0x2e}, {0xc00072ad50, ...}}, ...})
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:455 +0x4e
main.(*Fuzzer).poll(0xc000316480, 0x1, 0xc00134b3e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:433 +0x685
main.(*Fuzzer).pollLoop(0xc000316480)
	/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
D0830 14:54:38.046301       1 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046340       1 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046346       1 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046369       1 task_signals.go:204] [   6:  15] Signal 6, PID: 15, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046382       1 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046388       1 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046393       1 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046375       1 task_signals.go:204] [   6:  14] Signal 6, PID: 14, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046413       1 task_signals.go:204] [   6:  16] Signal 6, PID: 16, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046418       1 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046445       1 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046446       1 task_signals.go:204] [   6:  19] Signal 6, PID: 19, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046455       1 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046472       1 task_signals.go:204] [   6: 3160] Signal 6, PID: 3160, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046487       1 task_signals.go:204] [   6:  12] Signal 6, PID: 12, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046491       1 task_exit.go:204] [   6: 3160] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046504       1 task_signals.go:204] [   6:   6] Signal 6, PID: 6, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046503       1 task_signals.go:204] [   6:  13] Signal 6, PID: 13, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046518       1 task_signals.go:204] [   6:   7] Signal 6, PID: 7, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046517       1 task_signals.go:204] [   6:  22] Signal 6, PID: 22, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046538       1 task_signals.go:204] [   6: 1686] Signal 6, PID: 1686, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046549       1 task_signals.go:204] [   6:   8] Signal 6, PID: 8, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046550       1 task_signals.go:204] [   6:  18] Signal 6, PID: 18, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046566       1 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046587       1 task_signals.go:204] [   6:   9] Signal 6, PID: 9, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046614       1 task_signals.go:204] [   6:  20] Signal 6, PID: 20, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046646       1 task_signals.go:204] [   6:  17] Signal 6, PID: 17, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046678       1 task_signals.go:204] [   6:  10] Signal 6, PID: 10, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.046701       1 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046714       1 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046740       1 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046752       1 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046781       1 task_exit.go:204] [   6: 3160] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046804       1 task_exit.go:204] [   6: 3160] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046822       1 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046837       1 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046850       1 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046863       1 task_exit.go:204] [   6:  19] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046874       1 task_exit.go:204] [   6:  19] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046882       1 task_exit.go:204] [   6:  19] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046896       1 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046907       1 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046915       1 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046935       1 task_exit.go:204] [   6:  22] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.046953       1 task_signals.go:470] [ 1687: 1687] Notified of signal 9
D0830 14:54:38.046969       1 task_exit.go:204] [   6:  22] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.046978       1 task_exit.go:204] [   6:  22] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.046997       1 task_exit.go:204] [   6: 1686] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047020       1 task_signals.go:204] [ 1687: 1687] Signal 1687, PID: 1687, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.047039       1 task_exit.go:204] [   6: 1686] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.047053       1 task_exit.go:204] [   6: 1686] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.047068       1 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047079       1 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.047087       1 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.047101       1 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047120       1 task_signals.go:458] [ 1687: 1687] Discarding duplicate signal 9
D0830 14:54:38.047133       1 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.047141       1 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.047152       1 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047162       1 task_signals.go:458] [ 1687: 1687] Discarding duplicate signal 9
D0830 14:54:38.047173       1 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.047181       1 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.047195       1 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047205       1 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.047212       1 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.047224       1 task_exit.go:204] [   6:  20] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047235       1 task_exit.go:204] [   6:  20] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.047244       1 task_exit.go:204] [   6:  20] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.047255       1 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047267       1 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.047275       1 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.047287       1 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047473       1 task_exit.go:204] [ 1687: 1687] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.047872       1 task_signals.go:470] [ 1688(   1): 1688(   1)] Notified of signal 9
D0830 14:54:38.047935       1 task_exit.go:204] [ 1687: 1687] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.047952       1 task_signals.go:481] [   6:   6] No task notified of signal 17
D0830 14:54:38.048074       1 task_signals.go:204] [ 1688(   1): 1688(   1)] Signal 1688, PID: 1688, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.048099       1 task_exit.go:204] [ 1688(   1): 1688(   1)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.048407       1 task_exit.go:361] [ 1688(   1): 1688(   1)] Init process terminating, killing namespace
D0830 14:54:38.048452       1 task_signals.go:470] [ 3642(1954): 3642(1954)] Notified of signal 9
D0830 14:54:38.048474       1 task_stop.go:138] [ 3323(1635): 3323(1635)] Leaving internal stop (*kernel.groupStop)(nil)
D0830 14:54:38.048486       1 task_signals.go:481] [ 3323(1635): 3323(1635)] No task notified of signal 9
D0830 14:54:38.048496       1 task_signals.go:458] [ 3642(1954): 3642(1954)] Discarding duplicate signal 9
D0830 14:54:38.048503       1 task_exit.go:204] [ 1688(   1): 1688(   1)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.048513       1 task_signals.go:470] [   1:   1] Notified of signal 17
D0830 14:54:38.048539       1 task_signals.go:204] [ 3642(1954): 3642(1954)] Signal 3642, PID: 3642, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.048553       1 task_exit.go:204] [ 3642(1954): 3642(1954)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.048570       1 task_exit.go:204] [ 3642(1954): 3642(1954)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.048588       1 task_signals.go:204] [ 3642(1954): 3643(1955)] Signal 3642, PID: 3643, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.048597       1 task_exit.go:204] [ 3642(1954): 3643(1955)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.048622       1 task_signals.go:204] [ 3323(1635): 3323(1635)] Signal 3323, PID: 3323, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.048637       1 task_signals.go:204] [ 3642(1954): 3644(1956)] Signal 3642, PID: 3644, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.048647       1 task_exit.go:204] [ 3642(1954): 3643(1955)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.048636       1 task_signals.go:179] [   1:   1] Restarting syscall 202: interrupted by signal 17
D0830 14:54:38.048662       1 task_signals.go:220] [   1:   1] Signal 17: delivering to handler
D0830 14:54:38.048652       1 task_exit.go:204] [ 3642(1954): 3643(1955)] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.048693       1 task_signals.go:204] [ 3642(1954): 3645(1957)] Signal 3642, PID: 3645, TID: 0, fault addr: 0x9: terminating thread group
D0830 14:54:38.048713       1 task_exit.go:204] [ 3642(1954): 3645(1957)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.048722       1 task_exit.go:204] [ 3642(1954): 3645(1957)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.048727       1 task_exit.go:204] [ 3642(1954): 3645(1957)] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.048735       1 task_exit.go:204] [ 3323(1635): 3323(1635)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.048897       1 task_exit.go:204] [ 3642(1954): 3644(1956)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 14:54:38.050510       1 task_exit.go:361] [ 3323(1635): 3323(1635)] Init process terminating, killing namespace
D0830 14:54:38.050538       1 task_signals.go:458] [ 1688(   1): 1688(   1)] Discarding duplicate signal 9
D0830 14:54:38.050550       1 task_signals.go:458] [ 3642(1954): 3642(1954)] Discarding duplicate signal 9
D0830 14:54:38.050557       1 task_exit.go:204] [ 3323(1635): 3323(1635)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.050564       1 task_exit.go:204] [ 3323(1635): 3323(1635)] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.057026       1 task_exit.go:361] [ 3642(1954): 3644(1956)] Init process terminating, killing namespace
D0830 14:54:38.057062       1 task_signals.go:458] [ 1688(   1): 1688(   1)] Discarding duplicate signal 9
D0830 14:54:38.057080       1 task_exit.go:204] [ 3642(1954): 3644(1956)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.057089       1 task_exit.go:204] [ 3642(1954): 3644(1956)] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.057099       1 task_exit.go:204] [ 3642(1954): 3642(1954)] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.058189       1 task_signals.go:458] [ 1687: 1687] Discarding duplicate signal 9
D0830 14:54:38.058210       1 task_signals.go:470] [   1:   1] Notified of signal 17
D0830 14:54:38.058220       1 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 14:54:38.058229       1 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.058235       1 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 14:54:38.058253       1 task_signals.go:179] [   1:   1] Restarting syscall 202: interrupted by signal 17
D0830 14:54:38.058268       1 task_signals.go:220] [   1:   1] Signal 17: delivering to handler
D0830 14:54:38.058270       1 loader.go:1176] updated processes (removal): map[{ci-gvisor-kvm-cover-1 0}:0xc0006468a0]
D0830 14:54:38.058315       1 controller.go:561] containerManager.Wait, cid: ci-gvisor-kvm-cover-1, pid: 6, waitStatus: 0x200, err: <nil>
D0830 14:54:38.058414       1 urpc.go:568] urpc: successfully marshalled 38 bytes.
D0830 14:54:38.058577    2012 urpc.go:611] urpc: unmarshal success.
I0830 14:54:38.058673    2012 main.go:223] Exiting with status: 512
D0830 14:54:38.124402       1 urpc.go:611] urpc: unmarshal success.
D0830 14:54:38.125977       1 urpc.go:568] urpc: successfully marshalled 39957 bytes.
D0830 14:54:38.127252       1 urpc.go:611] urpc: unmarshal success.
D0830 14:54:38.127293       1 controller.go:226] containerManager.Processes, cid: ci-gvisor-kvm-cover-1
D0830 14:54:38.127469       1 urpc.go:568] urpc: successfully marshalled 485 bytes.