panic: disabled syscall

goroutine 1 [running]:
main.(*Fuzzer).checkDisabledCalls(0xc000002900, 0xc00021bef0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:512 +0x552
main.(*Fuzzer).deserializeInput(0xc000002900, {0xc00021bef0, 0x50, 0x50})
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:490 +0xf7
main.(*Fuzzer).addInputFromAnotherFuzzer(0xc0008936a8?, {{0xc008f5a520, 0xd}, {0xc00021bef0, 0x50, 0x50}, {{0xc0015b7c80, 0x2e, 0x2e}, {0xc007929170, ...}}, ...})
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:455 +0x4e
main.(*Fuzzer).poll(0xc000002900, 0x0, 0xc008f4bad0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:433 +0x685
main.(*Fuzzer).pollLoop(0xc000002900)
	/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
D1015 04:05:14.222550       1 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.222597       1 task_signals.go:204] [   6:  18] Signal 6, PID: 18, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222627       1 task_signals.go:204] [   6:   6] Signal 6, PID: 6, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222640       1 task_signals.go:204] [   6:  12] Signal 6, PID: 12, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222651       1 task_signals.go:204] [   6:   7] Signal 6, PID: 7, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222668       1 task_signals.go:204] [   6:   8] Signal 6, PID: 8, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222680       1 task_signals.go:204] [   6:   9] Signal 6, PID: 9, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222693       1 task_signals.go:204] [   6:  10] Signal 6, PID: 10, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222712       1 task_signals.go:204] [   6:  14] Signal 6, PID: 14, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222724       1 task_signals.go:204] [   6:  13] Signal 6, PID: 13, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222737       1 task_signals.go:204] [   6:  16] Signal 6, PID: 16, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222747       1 task_signals.go:204] [   6:  17] Signal 6, PID: 17, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222764       1 task_signals.go:204] [   6:  21] Signal 6, PID: 21, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222776       1 task_signals.go:204] [   6: 1688] Signal 6, PID: 1688, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222833       1 task_signals.go:204] [   6: 1689] Signal 6, PID: 1689, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222852       1 task_signals.go:204] [   6:  15] Signal 6, PID: 15, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222883       1 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.222893       1 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.222907       1 task_signals.go:204] [   6:  19] Signal 6, PID: 19, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222925       1 task_exit.go:204] [   6:  19] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.222936       1 task_signals.go:204] [   6:  20] Signal 6, PID: 20, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.222950       1 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.222975       1 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.222982       1 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.223005       1 task_exit.go:204] [   6:  20] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.223075       1 task_exit.go:204] [   6:  20] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.223088       1 task_exit.go:204] [   6:  20] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.223106       1 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.223122       1 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.223136       1 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.223155       1 task_signals.go:470] [ 1690: 1690] Notified of signal 9
D1015 04:05:14.223176       1 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.223201       1 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.223225       1 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.223241       1 task_signals.go:458] [ 1690: 1690] Discarding duplicate signal 9
D1015 04:05:14.223253       1 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.223262       1 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.223305       1 task_signals.go:204] [ 1690: 1690] Signal 1690, PID: 1690, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.223328       1 task_exit.go:204] [ 1690: 1690] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224683       1 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224716       1 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224727       1 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224739       1 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224758       1 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224769       1 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224780       1 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224793       1 task_exit.go:204] [   6:  21] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224820       1 task_exit.go:204] [   6: 1688] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224832       1 task_exit.go:204] [   6: 1689] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224842       1 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.224869       1 task_signals.go:458] [ 1690: 1690] Discarding duplicate signal 9
D1015 04:05:14.224888       1 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.224899       1 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.224920       1 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.224935       1 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225003       1 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225012       1 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225163       1 task_exit.go:204] [   6: 1689] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225188       1 task_exit.go:204] [   6: 1689] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225212       1 task_exit.go:204] [   6: 1688] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225218       1 task_exit.go:204] [   6: 1688] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225233       1 task_exit.go:204] [   6:  19] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225259       1 task_exit.go:204] [   6:  19] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225351       1 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225751       1 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225781       1 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225797       1 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225815       1 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225823       1 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225836       1 task_exit.go:204] [   6:  21] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225843       1 task_exit.go:204] [   6:  21] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.225874       1 task_signals.go:470] [ 1691(   1): 1691(   1)] Notified of signal 9
D1015 04:05:14.225898       1 task_exit.go:204] [ 1690: 1690] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.225979       1 task_signals.go:470] [   1:   1] Notified of signal 17
D1015 04:05:14.226015       1 task_signals.go:204] [ 1691(   1): 1691(   1)] Signal 1691, PID: 1691, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.226021       1 task_signals.go:179] [   1:   1] Restarting syscall 202: interrupted by signal 17
D1015 04:05:14.226035       1 task_exit.go:204] [ 1691(   1): 1691(   1)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.226039       1 task_signals.go:220] [   1:   1] Signal 17: delivering to handler
D1015 04:05:14.226143       1 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.226163       1 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.226447       1 task_exit.go:361] [ 1691(   1): 1691(   1)] Init process terminating, killing namespace
D1015 04:05:14.226474       1 task_signals.go:470] [ 3644(1954): 3644(1954)] Notified of signal 9
D1015 04:05:14.226488       1 task_signals.go:458] [ 3644(1954): 3644(1954)] Discarding duplicate signal 9
D1015 04:05:14.226666       1 task_exit.go:204] [ 1691(   1): 1691(   1)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.226683       1 task_signals.go:470] [   1:   1] Notified of signal 17
D1015 04:05:14.226721       1 task_signals.go:179] [   1:   1] Restarting syscall 202: interrupted by signal 17
D1015 04:05:14.226738       1 task_signals.go:220] [   1:   1] Signal 17: delivering to handler
D1015 04:05:14.226754       1 task_signals.go:204] [ 3644(1954): 3646(1956)] Signal 3644, PID: 3646, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.226753       1 task_signals.go:204] [ 3644(1954): 3644(1954)] Signal 3644, PID: 3644, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.226793       1 task_exit.go:204] [ 3644(1954): 3646(1956)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.226792       1 task_signals.go:204] [ 3644(1954): 3645(1955)] Signal 3644, PID: 3645, TID: 0, fault addr: 0x9: terminating thread group
D1015 04:05:14.226817       1 task_exit.go:204] [ 3644(1954): 3646(1956)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.226830       1 task_exit.go:204] [ 3644(1954): 3646(1956)] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.226846       1 task_exit.go:204] [ 3644(1954): 3644(1954)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.226868       1 task_exit.go:204] [ 3644(1954): 3644(1954)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.226880       1 task_exit.go:204] [ 3644(1954): 3645(1955)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D1015 04:05:14.228226       1 task_exit.go:361] [ 3644(1954): 3645(1955)] Init process terminating, killing namespace
D1015 04:05:14.228250       1 task_signals.go:458] [ 1691(   1): 1691(   1)] Discarding duplicate signal 9
D1015 04:05:14.228260       1 task_exit.go:204] [ 3644(1954): 3645(1955)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.228273       1 task_exit.go:204] [ 3644(1954): 3645(1955)] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.228281       1 task_exit.go:204] [ 3644(1954): 3644(1954)] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.238605   26067 urpc.go:611] urpc: unmarshal success.
I1015 04:05:14.238699   26067 main.go:223] Exiting with status: 512
D1015 04:05:14.238334       1 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D1015 04:05:14.238367       1 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.238378       1 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitZombie to TaskExitDead
D1015 04:05:14.238398       1 loader.go:1179] updated processes (removal): map[{ci-gvisor-kvm-cover-2 0}:0xc0003ff9e0]
D1015 04:05:14.238420       1 controller.go:568] containerManager.Wait, cid: ci-gvisor-kvm-cover-2, pid: 6, waitStatus: 0x200, err: <nil>
D1015 04:05:14.238493       1 urpc.go:568] urpc: successfully marshalled 38 bytes.
D1015 04:05:14.299301       1 urpc.go:611] urpc: unmarshal success.
D1015 04:05:14.301083       1 urpc.go:568] urpc: successfully marshalled 41061 bytes.
D1015 04:05:14.302297       1 urpc.go:611] urpc: unmarshal success.
D1015 04:05:14.302335       1 controller.go:234] containerManager.Processes, cid: ci-gvisor-kvm-cover-2
D1015 04:05:14.302498       1 urpc.go:568] urpc: successfully marshalled 486 bytes.