syzkaller login: [ 240.290192][ T1831] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 240.327910][ T1831] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 240.358505][ T1831] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 265.742362][ T1831] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:64986' (ECDSA) to the list of known hosts. 1970/01/01 00:04:54 fuzzer started 1970/01/01 00:05:06 dialing manager at localhost:44803 [ 312.129794][ T2010] cgroup: Unknown subsys name 'net' [ 312.965773][ T2010] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:05:12 syscalls: 2806 1970/01/01 00:05:12 code coverage: enabled 1970/01/01 00:05:12 comparison tracing: enabled 1970/01/01 00:05:12 extra coverage: enabled 1970/01/01 00:05:12 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:05:12 setuid sandbox: enabled 1970/01/01 00:05:12 namespace sandbox: enabled 1970/01/01 00:05:12 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:05:12 fault injection: enabled 1970/01/01 00:05:12 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:05:12 net packet injection: enabled 1970/01/01 00:05:12 net device setup: enabled 1970/01/01 00:05:12 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:05:12 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:05:12 USB emulation: enabled 1970/01/01 00:05:12 hci packet injection: /dev/vhci does not exist 1970/01/01 00:05:12 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:05:12 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:05:12 fetching corpus: 0, signal 0/2000 (executing program) 1970/01/01 00:05:17 fetching corpus: 50, signal 35986/39485 (executing program) 1970/01/01 00:05:20 fetching corpus: 99, signal 47720/52719 (executing program) 1970/01/01 00:05:23 fetching corpus: 149, signal 57477/63860 (executing program) 1970/01/01 00:05:26 fetching corpus: 199, signal 64580/72276 (executing program) 1970/01/01 00:05:30 fetching corpus: 249, signal 71132/80112 (executing program) 1970/01/01 00:05:32 fetching corpus: 297, signal 75033/85278 (executing program) 1970/01/01 00:05:35 fetching corpus: 347, signal 80285/91703 (executing program) 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timekeeping: Your kernel is still fine, but is feeling a bit nervous 1970/01/01 00:18:44 Manager.Poll call failed: read tcp 127.0.0.1:47484->127.0.0.1:44803: i/o timeout VM DIAGNOSIS: 06:52:06 Registers: info registers vcpu 0 pc ffffffff8009bda6 mhartid 0000000000000000 mstatus 00000000000001a0 mip 00000000000000a0 mie 000000000000020a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005050 mepc ffffffff8002f194 sepc ffffffff8002f194 mcause 8000000000000007 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8009bd0e x2/sp ffffffe00d433550 x3/gp ffffffff83f9a558 x4/tp ffffffe00b22c740 x5/t0 0000000000046000 x6/t1 ffffffc40b5beb21 x7/t2 0000000000000000 x8/s0 ffffffe00d433590 x9/s1 0000000000000400 x10/a0 ffffffe05adf4b40 x11/a1 0000000000000007 x12/a2 1ffffffc0b5be968 x13/a3 ffffffff8009bd0e x14/a4 0000000000000000 x15/a5 0000000000500000 x16/a6 0000000000f00000 x17/a7 ffffffe05adf590b x18/s2 0000000000b71b00 x19/s3 0000000000000000 x20/s4 ffffffe05adf4b40 x21/s5 0000000000000000 x22/s6 ffffffff83f9a090 x23/s7 ffffffe05adf4a80 x24/s8 ffffffff83f9a090 x25/s9 ffffffff838758b0 x26/s10 ffffffe05ade71c0 x27/s11 ffffffff801473d8 x28/t3 91fed7f09ad97e00 x29/t4 ffffffc40b5beb21 x30/t5 ffffffc40b5beb22 x31/t6 0000000000081710 f0/ft0 7ff0000000000000 f1/ft1 0000000000000000 f2/ft2 4120000000000000 f3/ft3 40d96a5a575ed187 f4/ft4 412ce6c400000000 f5/ft5 4039b35004723c46 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 ffffffff80c9697e mhartid 0000000000000001 mstatus 00000000000001a0 mip 00000000000000a0 mie 000000000000020a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005050 mepc ffffffff800da6ca sepc ffffffff803eb3ea mcause 8000000000000003 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff80c9697e x2/sp ffffffe00d5d27a0 x3/gp ffffffff83f9a558 x4/tp ffffffe009e297c0 x5/t0 ffffffff852b6bd7 x6/t1 0000000000000001 x7/t2 0000000000000000 x8/s0 ffffffe00d5d27c0 x9/s1 ffffffff855344d0 x10/a0 ffffffd00066c005 x11/a1 0000000000000007 x12/a2 1ffffffff0aa68a3 x13/a3 ffffffff80c9697e x14/a4 0000000000000000 x15/a5 ffffffff85534518 x16/a6 0000000000f00000 x17/a7 ffffffff80ca117c x18/s2 0000000000000005 x19/s3 0000000000002710 x20/s4 ffffffff85534520 x21/s5 0000000000000020 x22/s6 ffffffff85534768 x23/s7 ffffffff85534528 x24/s8 0000000000000001 x25/s9 ffffffff83f9e0d0 x26/s10 ffffffff85534758 x27/s11 ffffffff85534520 x28/t3 91fed7f09ad97e00 x29/t4 ffffffc40b5bb321 x30/t5 ffffffc40b5bb322 x31/t6 ffffffff852b6bd7 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