main.(*Context).execute(0xc001308000, 0x4?, 0x0?, 0x0?, 0x0runtime: newstack sp=0xc00004f3d8 stack=[0xc000050800, 0xc000051000]
	morebuf={pc:0x46d360 sp:0xc00004f3e8 lr:0x0}
	sched={pc:0x450e6f sp:0xc00004f3e0 lr:0x0 ctxt:0x0}
runtime: gp=0xc0001021a0, goid=18, gp->status=0x2
 runtime: split stack overflow: 0xc00004f3d8 < 0xc000050800
fatal error: runtime: split stack overflow
?)
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:181 +0x145 fp=0xc001291f28 sp=0xc001291db0 pc=0x9884e5
main.(*Context).run(0xc001308000, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:166 +0xbb fp=0xc001291fa0 sp=0xc001291f28 pc=0x98827b
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:127 +0x51 fp=0xc001291fe0 sp=0xc001291fa0 pc=0x988091
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001291fe8 sp=0xc001291fe0 pc=0x46d341
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:125 +0x5bf

goroutine 12 [chan receive]:
runtime.gopark(0xc001310ee0?, 0x52ee65?, 0x1?, 0xdd?, 0xc001310f58?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001310ec8 sp=0xc001310ea8 pc=0x43ce2e
runtime.chanrecv(0xc0001041e0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc001310f40 sp=0xc001310ec8 pc=0x4099ad
runtime.chanrecv1(0xc0001041e0?, 0xc001310fb0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc001310f68 sp=0xc001310f40 pc=0x4095b2
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0x85 fp=0xc001310fe0 sp=0xc001310f68 pc=0x5308e5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001310fe8 sp=0xc001310fe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:75 +0x4f

goroutine 13 [select, locked to thread]:
runtime.gopark(0xc0013117a8?, 0x2?, 0xc9?, 0xd0?, 0xc0013117a4?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001311638 sp=0xc001311618 pc=0x43ce2e
runtime.selectgo(0xc0013117a8, 0xc0013117a0, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc001311758 sp=0xc001311638 pc=0x44d145
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x19f fp=0xc0013117e0 sp=0xc001311758 pc=0x4643ff
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0013117e8 sp=0xc0013117e0 pc=0x46d341
created by runtime.ensureSigM in goroutine 12
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 14 [syscall]:
runtime.notetsleepg(0x0?, 0x0?)
	/usr/local/go/src/runtime/lock_futex.go:236 +0x29 fp=0xc001311fa0 sp=0xc001311f68 pc=0x40ee69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc001311fc0 sp=0xc001311fa0 pc=0x469b09
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc001311fe0 sp=0xc001311fc0 pc=0x52f193
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001311fe8 sp=0xc001311fe0 pc=0x46d341
created by os/signal.Notify.func1.1 in goroutine 12
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 22 [IO wait]:
runtime.gopark(0x46799d?, 0xb?, 0x0?, 0x0?, 0x15?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000057600 sp=0xc0000575e0 pc=0x43ce2e
runtime.netpollblock(0x4c06f8?, 0x407de6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000057638 sp=0xc000057600 pc=0x4358b7
internal/poll.runtime_pollWait(0x7f2c9ed798e0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000057658 sp=0xc000057638 pc=0x467b05
internal/poll.(*pollDesc).wait(0xc00009e600?, 0xc0013a0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000057680 sp=0xc000057658 pc=0x4db0a7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00009e600, {0xc0013a0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000057718 sp=0xc000057680 pc=0x4dc39a
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000cfb7f8, {0xc0013a0000?, 0xc0004d9e00?, 0xc0004d9da0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000057758 sp=0xc000057718 pc=0x4e7492
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0004e6070)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:649 +0x89 fp=0xc0000577c8 sp=0xc000057758 pc=0x984d69
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:664 +0x27 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x984ca7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 8
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:643 +0xa25

goroutine 23 [syscall]:
syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x30 fp=0xc0000515e0 sp=0xc000051558 pc=0x4c2750
os.(*Process).blockUntilWaitable(0xc00003cb40)
	/usr/local/go/src/os/wait_waitid.go:32 +0x76 fp=0xc0000516b8 sp=0xc0000515e0 pc=0x4ed956
os.(*Process).wait(0xc00003cb40)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000051718 sp=0xc0000516b8 pc=0x4e6d05
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc001282160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000051780 sp=0xc000051718 pc=0x52ae05
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0004e6000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:672 +0x28 fp=0xc0000517c8 sp=0xc000051780 pc=0x984c08
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:677 +0x27 fp=0xc0000517e0 sp=0xc0000517c8 pc=0x984ba7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000517e8 sp=0xc0000517e0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 7
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:671 +0xc34

goroutine 1043 [select]:
runtime.gopark(0xc000051fb0?, 0x2?, 0x0?, 0xef?, 0xc000051f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000051e38 sp=0xc000051e18 pc=0x43ce2e
runtime.selectgo(0xc000051fb0, 0xc000051f88, 0xc0004e1260?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000051f58 sp=0xc000051e38 pc=0x44d145
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:791 +0x77 fp=0xc000051fe0 sp=0xc000051f58 pc=0x9862d7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000051fe8 sp=0xc000051fe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 7
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:789 +0x23f

goroutine 25 [IO wait]:
runtime.gopark(0x0?, 0xb?, 0x0?, 0x0?, 0xc?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052600 sp=0xc0000525e0 pc=0x43ce2e
runtime.netpollblock(0x4c06f8?, 0x407de6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000052638 sp=0xc000052600 pc=0x4358b7
internal/poll.runtime_pollWait(0x7f2c9ed79bc8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000052658 sp=0xc000052638 pc=0x467b05
internal/poll.(*pollDesc).wait(0xc00009ea20?, 0xc0013c0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000052680 sp=0xc000052658 pc=0x4db0a7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00009ea20, {0xc0013c0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000052718 sp=0xc000052680 pc=0x4dc39a
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000cfb828, {0xc0013c0000?, 0x0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000052758 sp=0xc000052718 pc=0x4e7492
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0004e60e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:649 +0x89 fp=0xc0000527c8 sp=0xc000052758 pc=0x984d69
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:664 +0x27 fp=0xc0000527e0 sp=0xc0000527c8 pc=0x984ca7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 9
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:643 +0xa25

goroutine 15 [IO wait]:
runtime.gopark(0x0?, 0xb?, 0x0?, 0x0?, 0x23?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001310600 sp=0xc0013105e0 pc=0x43ce2e
runtime.netpollblock(0x4c06f8?, 0x407de6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc001310638 sp=0xc001310600 pc=0x4358b7
internal/poll.runtime_pollWait(0x7f2c9eb108c0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc001310658 sp=0xc001310638 pc=0x467b05
internal/poll.(*pollDesc).wait(0xc000104660?, 0xc0013e0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001310680 sp=0xc001310658 pc=0x4db0a7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000104660, {0xc0013e0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc001310718 sp=0xc001310680 pc=0x4dc39a
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc001302048, {0xc0013e0000?, 0x0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc001310758 sp=0xc001310718 pc=0x4e7492
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000de230)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:649 +0x89 fp=0xc0013107c8 sp=0xc001310758 pc=0x984d69
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:664 +0x27 fp=0xc0013107e0 sp=0xc0013107c8 pc=0x984ca7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0013107e8 sp=0xc0013107e0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 11
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:643 +0xa25

goroutine 26 [syscall]:
syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x30 fp=0xc000052de0 sp=0xc000052d58 pc=0x4c2750
os.(*Process).blockUntilWaitable(0xc00003cc90)
	/usr/local/go/src/os/wait_waitid.go:32 +0x76 fp=0xc000052eb8 sp=0xc000052de0 pc=0x4ed956
os.(*Process).wait(0xc00003cc90)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000052f18 sp=0xc000052eb8 pc=0x4e6d05
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc001282420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000052f80 sp=0xc000052f18 pc=0x52ae05
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0004e60e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:672 +0x28 fp=0xc000052fc8 sp=0xc000052f80 pc=0x984c08
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:677 +0x27 fp=0xc000052fe0 sp=0xc000052fc8 pc=0x984ba7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 9
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:671 +0xc34

goroutine 1044 [select]:
runtime.gopark(0xc0000537b0?, 0x2?, 0x51?, 0x44?, 0xc00005378c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000053638 sp=0xc000053618 pc=0x43ce2e
runtime.selectgo(0xc0000537b0, 0xc000053788, 0xc0004e1278?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000053758 sp=0xc000053638 pc=0x44d145
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:791 +0x77 fp=0xc0000537e0 sp=0xc000053758 pc=0x9862d7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 9
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:789 +0x23f

goroutine 28 [IO wait]:
runtime.gopark(0x0?, 0xb?, 0x0?, 0x0?, 0xe?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000053e00 sp=0xc000053de0 pc=0x43ce2e
runtime.netpollblock(0x4c06f8?, 0x407de6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000053e38 sp=0xc000053e00 pc=0x4358b7
internal/poll.runtime_pollWait(0x7f2c9ed79218, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000053e58 sp=0xc000053e38 pc=0x467b05
internal/poll.(*pollDesc).wait(0xc00009ef00?, 0xc001400000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000053e80 sp=0xc000053e58 pc=0x4db0a7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00009ef00, {0xc001400000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000053f18 sp=0xc000053e80 pc=0x4dc39a
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000cfb858, {0xc001400000?, 0x0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000053f58 sp=0xc000053f18 pc=0x4e7492
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0004e6150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:649 +0x89 fp=0xc000053fc8 sp=0xc000053f58 pc=0x984d69
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:664 +0x27 fp=0xc000053fe0 sp=0xc000053fc8 pc=0x984ca7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000053fe8 sp=0xc000053fe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 10
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:643 +0xa25

goroutine 29 [syscall]:
syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x30 fp=0xc00130ade0 sp=0xc00130ad58 pc=0x4c2750
os.(*Process).blockUntilWaitable(0xc00003ce10)
	/usr/local/go/src/os/wait_waitid.go:32 +0x76 fp=0xc00130aeb8 sp=0xc00130ade0 pc=0x4ed956
os.(*Process).wait(0xc00003ce10)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00130af18 sp=0xc00130aeb8 pc=0x4e6d05
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc001282580)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00130af80 sp=0xc00130af18 pc=0x52ae05
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0004e6150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:672 +0x28 fp=0xc00130afc8 sp=0xc00130af80 pc=0x984c08
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:677 +0x27 fp=0xc00130afe0 sp=0xc00130afc8 pc=0x984ba7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00130afe8 sp=0xc00130afe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 10
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:671 +0xc34

goroutine 1039 [select]:
runtime.gopark(0xc00130b7b0?, 0x2?, 0x78?, 0xb6?, 0xc00130b78c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00130b638 sp=0xc00130b618 pc=0x43ce2e
runtime.selectgo(0xc00130b7b0, 0xc00130b788, 0xc0004e1288?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc00130b758 sp=0xc00130b638 pc=0x44d145
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:791 +0x77 fp=0xc00130b7e0 sp=0xc00130b758 pc=0x9862d7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00130b7e8 sp=0xc00130b7e0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 11
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:789 +0x23f

goroutine 16 [syscall]:
syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x30 fp=0xc00130fde0 sp=0xc00130fd58 pc=0x4c2750
os.(*Process).blockUntilWaitable(0xc00134a120)
	/usr/local/go/src/os/wait_waitid.go:32 +0x76 fp=0xc00130feb8 sp=0xc00130fde0 pc=0x4ed956
os.(*Process).wait(0xc00134a120)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00130ff18 sp=0xc00130feb8 pc=0x4e6d05
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc00134c000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00130ff80 sp=0xc00130ff18 pc=0x52ae05
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000de230)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:672 +0x28 fp=0xc00130ffc8 sp=0xc00130ff80 pc=0x984c08
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:677 +0x27 fp=0xc00130ffe0 sp=0xc00130ffc8 pc=0x984ba7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00130ffe8 sp=0xc00130ffe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 11
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:671 +0xc34

goroutine 34 [syscall]:
syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x30 fp=0xc00130ede0 sp=0xc00130ed58 pc=0x4c2750
os.(*Process).blockUntilWaitable(0xc00134a150)
	/usr/local/go/src/os/wait_waitid.go:32 +0x76 fp=0xc00130eeb8 sp=0xc00130ede0 pc=0x4ed956
os.(*Process).wait(0xc00134a150)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00130ef18 sp=0xc00130eeb8 pc=0x4e6d05
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0012822c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00130ef80 sp=0xc00130ef18 pc=0x52ae05
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0004e6070)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:672 +0x28 fp=0xc00130efc8 sp=0xc00130ef80 pc=0x984c08
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:677 +0x27 fp=0xc00130efe0 sp=0xc00130efc8 pc=0x984ba7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00130efe8 sp=0xc00130efe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 8
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:671 +0xc34

goroutine 1036 [select]:
runtime.gopark(0xc000056fb0?, 0x2?, 0x60?, 0x72?, 0xc000056f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056e38 sp=0xc000056e18 pc=0x43ce2e
runtime.selectgo(0xc000056fb0, 0xc000056f88, 0xc00001263c?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000056f58 sp=0xc000056e38 pc=0x44d145
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:791 +0x77 fp=0xc000056fe0 sp=0xc000056f58 pc=0x9862d7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 8
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:789 +0x23f

goroutine 1040 [select]:
runtime.gopark(0xc00130bfb0?, 0x2?, 0x60?, 0x75?, 0xc00130bf8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00130be38 sp=0xc00130be18 pc=0x43ce2e
runtime.selectgo(0xc00130bfb0, 0xc00130bf88, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc00130bf58 sp=0xc00130be38 pc=0x44d145
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:791 +0x77 fp=0xc00130bfe0 sp=0xc00130bf58 pc=0x9862d7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00130bfe8 sp=0xc00130bfe0 pc=0x46d341
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 10
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:789 +0x23f

rax    0x6c360
rbx    0x107dad0
rcx    0x1294960
rdx    0x5f5
rdi    0x5e9
rsi    0x3
rbp    0xc001361d70
rsp    0xc001361d60
r8     0x0
r9     0x0
r10    0x4
r11    0x1294960
r12    0x46d360
r13    0x2aaad55954
r14    0xc00057b860
r15    0x3
rip    0x45880f
rflags 0x216
cs     0x33
fs     0x0
gs     0x0