Warning: Permanently added '[localhost]:58134' (ED25519) to the list of known hosts.
1970/01/01 00:11:15 ignoring optional flag "sandboxArg"="0"
1970/01/01 00:11:33 parsed 1 programs
syzkaller login: [  731.203918][ T3171] cgroup: Unknown subsys name 'net'
[  731.697116][ T3171] cgroup: Unknown subsys name 'cpuset'
[  731.813738][ T3171] cgroup: Unknown subsys name 'rlimit'
[  784.650605][ T3171] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
[  810.344927][ T3183] 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.
[  836.748563][ T3257] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  836.874440][ T3257] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  850.117770][ T3257] hsr_slave_0: entered promiscuous mode
[  850.157636][ T3257] hsr_slave_1: entered promiscuous mode
[  858.138802][ T3257] netdevsim netdevsim2 netdevsim0: renamed from eth0
[  858.246764][ T3257] netdevsim netdevsim2 netdevsim1: renamed from eth1
[  858.298331][ T3257] netdevsim netdevsim2 netdevsim2: renamed from eth2
[  858.468791][ T3257] netdevsim netdevsim2 netdevsim3: renamed from eth3
[  867.197158][ T3257] 8021q: adding VLAN 0 to HW filter on device bond0
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x56e068]

goroutine 24 [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(0xc00025a6c0, 0xc0005221e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:439 +0x17c
github.com/google/syzkaller/pkg/rpcserver.(*Runner).ConnectionLoop(0xc00025a6c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:203 +0x320
github.com/google/syzkaller/pkg/rpcserver.(*server).connectionLoop(0xc0021f8200, 0xc00025a6c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:356 +0xdc
github.com/google/syzkaller/pkg/rpcserver.(*server).handleRunnerConn(0xc0021f8200, 0xc00025a6c0, 0xc0014f4550)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:294 +0x360
github.com/google/syzkaller/pkg/rpcserver.(*server).handleConn(0xc0021f8200, 0xc0014f4550)
	/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 21
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:52 +0xb0
[  892.465506][   T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[  892.598130][   T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[  892.684155][   T12] bond0 (unregistering): Released all slaves
[  893.448657][   T12] hsr_slave_0: left promiscuous mode
[  893.500026][   T12] hsr_slave_1: left promiscuous mode

VM DIAGNOSIS:
23:19:54  Registers:
info registers vcpu 0

CPU#0
 V      =   0
 pc       ffffffff85542370
 mhartid  0000000000000000
 mstatus  0000000a000001a2
 hstatus  0000000200000000
 vsstatus 0000000a00000000
 mip      0000000000000000
 mie      000000000000022a
 mideleg  0000000000001666
 hideleg  0000000000000444
 medeleg  0000000000f0b509
 hedeleg  000000000000b109
 mtvec    00000000800004f0
 stvec    ffffffff861e63e4
 vstvec   0000000000000000
 mepc     ffffffff80069b4a
 sepc     ffffffff861e4106
 vsepc    0000000000000000
 mcause   8000000000000003
 scause   8000000000000009
 vscause  0000000000000000
 mtval    0000000000000000
 stval    0000000000000000
 htval    0000000000000000
 mtval2   0000000000000000
 mscratch 000000008004a000
 sscratch 0000000000000000
 satp     a0137000000a24a9
 x0/zero  0000000000000000 x1/ra    ffffffff861c2ae0 x2/sp    ff200000000071c0 x3/gp    ffffffff899f4f80
 x4/tp    ff60000012e80000 x5/t0    ff6000001d6b8cc0 x6/t1    fffffffef21bd4c9 x7/t2    0000000000000005
 x8/s0    ff200000000071c0 x9/s1    ff6000001d6b8c80 x10/a0   ffffffff881d0c40 x11/a1   0000000000000004
 x12/a2   0000000000000000 x13/a3   0000000000000000 x14/a4   ffffffff90da1fc0 x15/a5   0000000000000001
 x16/a6   ffffffff8d1f56a0 x17/a7   1fec0000025d016d x18/s2   ffffffff89b65060 x19/s3   0000000000000005
 x20/s4   0000000000000005 x21/s5   1fe4000000000de8 x22/s6   0000000000000000 x23/s7   0000000000000000
 x24/s8   ff6000001d6b8cd8 x25/s9   0000000000000001 x26/s10  ff20000000007400 x27/s11  0000000000000001
 x28/t3   ff60000012e80b20 x29/t4   1fec0000025d0163 x30/t5   1fec0000025d016d x31/t6   000000000000000a
 f0/ft0   0000000000000000 f1/ft1   40a785a371bd0880 f2/ft2   3f2085eca2d146b9 f3/ft3   40da75eb885f9cec
 f4/ft4   4127c8f400000000 f5/ft5   40385b8887367433 f6/ft6   0000000000000000 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       ffffffff802b4d06
 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     ffffffff8008378a
 sepc     ffffffff84f22244
 vsepc    0000000000000000
 mcause   0000000000000009
 scause   8000000000000005
 vscause  0000000000000000
 mtval    0000000000000000
 stval    0000000000000000
 htval    0000000000000000
 mtval2   0000000000000000
 mscratch 0000000080048000
 sscratch 0000000000000000
 satp     a0133000000a242b
 x0/zero  0000000000000000 x1/ra    ffffffff8007147a x2/sp    ff20000000247460 x3/gp    ffffffff899f4f80
 x4/tp    ff600000132bb480 x5/t0    0e830b071e3ead37 x6/t1    ffebffff02280138 x7/t2    000000000000001a
 x8/s0    ff200000002474f0 x9/s1    ff200000002476b0 x10/a0   ff600000132bb488 x11/a1   0000000000000000
 x12/a2   00000000ffffffff x13/a3   ffffffff800714de x14/a4   0000000000000000 x15/a5   ff600000132bc480
 x16/a6   0000000000000003 x17/a7   ff600000114009c3 x18/s2   ff200000002475a0 x19/s3   ffffffff8051f796
 x20/s4   ffffffff861e4156 x21/s5   0000000000000000 x22/s6   ffffffff861e4156 x23/s7   dfffffff00000000
 x24/s8   dfffffff00000000 x25/s9   ffffffff89a32be0 x26/s10  0000000000000002 x27/s11  ff1c000000890800
 x28/t3   ff600000132bbfa0 x29/t4   ffebffff02280138 x30/t5   ffebffff02280139 x31/t6   000000000000000f
 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