Warning: Permanently added '[localhost]:40824' (ED25519) to the list of known hosts. 1970/01/01 00:23:43 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:23:59 parsed 1 programs syzkaller login: [ 1472.902563][ T3201] cgroup: Unknown subsys name 'net' [ 1473.289740][ T3201] cgroup: Unknown subsys name 'cpuset' [ 1473.345102][ T3201] cgroup: Unknown subsys name 'rlimit' [ 1524.234614][ T3201] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 1553.862581][ T3213] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x56e068] goroutine 29 [running]: github.com/google/syzkaller/prog.(*Prog).serialize(0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encoding.go:40 +0x80 github.com/google/syzkaller/prog.(*Prog).Serialize(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encoding.go:30 github.com/google/syzkaller/pkg/rpcserver.(*Runner).handleExecResult(0xc0002643c0, 0xc0000a2280) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:439 +0x17c github.com/google/syzkaller/pkg/rpcserver.(*Runner).ConnectionLoop(0xc0002643c0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:203 +0x320 github.com/google/syzkaller/pkg/rpcserver.(*server).connectionLoop(0xc002032000, 0xc0002643c0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:356 +0xdc github.com/google/syzkaller/pkg/rpcserver.(*server).handleRunnerConn(0xc002032000, 0xc0002643c0, 0xc0013e2140) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:294 +0x360 github.com/google/syzkaller/pkg/rpcserver.(*server).handleConn(0xc002032000, 0xc0013e2140) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:261 +0x254 github.com/google/syzkaller/pkg/flatrpc.ListenAndServe.func1.1() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:55 +0x128 created by github.com/google/syzkaller/pkg/flatrpc.ListenAndServe.func1 in goroutine 24 /syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:52 +0xb0 VM DIAGNOSIS: 02:12:36 Registers: info registers vcpu 0 CPU#0 V = 0 pc 0000000000082788 mhartid 0000000000000000 mstatus 0000000a000040a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff861e63e4 vstvec 0000000000000000 mepc ffffffff8008378a sepc 000000000008278c vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000009 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch ff60000019684ec0 satp a0161000000a3044 x0/zero 0000000000000000 x1/ra 000000000006faa4 x2/sp 000000c0019ad8e0 x3/gp 0000555572c29800 x4/tp 00007fff90c7cc20 x5/t0 000000c00001e1c0 x6/t1 0000000000000001 x7/t2 0000000000000001 x8/s0 0000000000000000 x9/s1 00000000015873d3 x10/a0 0000000000000002 x11/a1 000000000101f307 x12/a2 0000000000000002 x13/a3 0000000000000008 x14/a4 0000000000000003 x15/a5 0000000000000008 x16/a6 0000000000000000 x17/a7 0000000000000040 x18/s2 0000000000000018 x19/s3 0000000000004acd x20/s4 0000000000000072 x21/s5 0000000000000069 x22/s6 0000000000000075 x23/s7 0000000000000004 x24/s8 000000c0019adc68 x25/s9 000000c0019adb90 x26/s10 0000000000000000 x27/s11 000000c00001e1c0 x28/t3 0039387000000000 x29/t4 ffffffffffffffff x30/t5 00000003bbcbaa13 x31/t6 0000000000000fff f0/ft0 0000000000000000 f1/ft1 40af15f8fc525ada f2/ft2 3f237aa6930cbb59 f3/ft3 40bbef18e7e243c7 f4/ft4 41107ce000000000 f5/ft5 4037c1404eadf384 f6/ft6 4150000000000000 f7/ft7 4170000000000000 f8/fs0 4190000000000000 f9/fs1 41b0000000000000 f10/fa0 0000000000000000 f11/fa1 41f0000000000000 f12/fa2 41f0000000000000 f13/fa3 4024000000000000 f14/fa4 3f226dedb4e1efac f15/fa5 3e553a4a1b886847 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff804b655a mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff861e63e4 vstvec 0000000000000000 mepc ffffffff80069c76 sepc 00007fffa08b3560 vsepc 0000000000000000 mcause 8000000000000003 scause 0000000000000008 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp a015d0000009e1d8 x0/zero 0000000000000000 x1/ra ffffffff80b490dc x2/sp ff20000007737760 x3/gp ffffffff899f4f80 x4/tp ff6000001a378000 x5/t0 10b7313fa7688831 x6/t1 ff6000001a378b20 x7/t2 000000000000003e x8/s0 ff20000007737900 x9/s1 ff6000001a9cad00 x10/a0 ff6000001a9cad58 x11/a1 000000000000063a x12/a2 0000000000000002 x13/a3 ffffffff80b500e6 x14/a4 0000000000000000 x15/a5 ff6000001a379000 x16/a6 0000000000000003 x17/a7 ffffffff9715946a x18/s2 ffffffff80af0cc4 x19/s3 ff600000136d7520 x20/s4 ff6000001a9cad00 x21/s5 1fec0000035395a5 x22/s6 ff6000001a9cad28 x23/s7 0000000000000001 x24/s8 0000000000000004 x25/s9 1fec000003c14c11 x26/s10 0000000000000004 x27/s11 ff600000184a6800 x28/t3 ff6000001a378b20 x29/t4 1fec00000346f163 x30/t5 1fec00000346f168 x31/t6 0000000000000005 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000