syzkaller login: [ 187.877875][ T2893] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 187.926675][ T2893] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 187.997463][ T2893] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 188.100454][ T2893] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:46733' (ECDSA) to the list of known hosts. 1970/01/01 00:03:52 fuzzer started 1970/01/01 00:03:58 connecting to host at localhost:44257 1970/01/01 00:03:58 checking machine... 1970/01/01 00:03:58 checking revisions... 1970/01/01 00:04:00 testing simple program... executing program executing program executing program executing program executing program executing program executing program 1970/01/01 00:04:22 BUG: got no coverage: loop exited with status 11 VM DIAGNOSIS: 20:38:09 Registers: info registers vcpu 0 pc ffffffe0000a43d8 mhartid 0000000000000000 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffe00000542c mepc ffffffe00000e9d4 sepc 0000003fed21da20 mcause 0000000000000009 scause 0000000000000008 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffe002a8ae26 x2/sp ffffffe00a73b570 x3/gp ffffffe004588910 x4/tp ffffffe00a5dc740 x5/t0 ffffffe00a73b7f0 x6/t1 0000000000000001 x7/t2 0000000000000000 x8/s0 ffffffe00a73b5d0 x9/s1 ffffffe00a5dd740 x10/a0 ffffffe00a5dc760 x11/a1 0000000000000007 x12/a2 1ffffffc014bba1b x13/a3 ffffffe0000ca3c8 x14/a4 0000000000000000 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffffe0000a2bf0 x18/s2 ffffffe00a5dd104 x19/s3 0000000000000001 x20/s4 0000000000000001 x21/s5 ffffffe00420b540 x22/s6 ffffffe067d72a48 x23/s7 00000000fffff1c3 x24/s8 ffffffe00562e000 x25/s9 ffffffe00383d328 x26/s10 ffffffe067d72e80 x27/s11 ffffffe00383d328 x28/t3 bf8c1e3fc44e3b00 x29/t4 ffffffc4014e76f6 x30/t5 ffffffc4014e76fe x31/t6 0000000000040000 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 info registers vcpu 1 pc ffffffe0001a279c mhartid 0000000000000001 mstatus 00000000000000a2 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffe00000542c mepc ffffffe00000e9d4 sepc ffffffe0002c895c mcause 0000000000000009 scause 8000000000000009 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffe002a8ba1e x2/sp ffffffe0070377d0 x3/gp ffffffe004588910 x4/tp ffffffe005e317c0 x5/t0 ffffffe006476000 x6/t1 0000000000000001 x7/t2 000000002051f0e8 x8/s0 ffffffe007037770 x9/s1 ffffffe005e317c0 x10/a0 ffffffe067d43840 x11/a1 0000000000000001 x12/a2 1ffffffc0cfa8708 x13/a3 ffffffe0000d003a x14/a4 0000000000000000 x15/a5 ffffffe00459e580 x16/a6 0000000000000000 x17/a7 ffffffe0003241c6 x18/s2 0000000000000004 x19/s3 ffffffe005e32160 x20/s4 0000000000001fff x21/s5 ffffffe005e32158 x22/s6 000000001fbb3051 x23/s7 0000000000000000 x24/s8 ffffffe00458c580 x25/s9 0000000000000000 x26/s10 000000000000000e x27/s11 ffffffcf02382748 x28/t3 bf8c1e3fc44e3b00 x29/t4 0000000000000040 x30/t5 ffffffc400c8ec00 x31/t6 0000000000040000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 4120000000000000 f3/ft3 40c0659337119ee8 f4/ft4 41157cb800000000 f5/ft5 4039e829fb693045 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