syzkaller login: [ 220.471890][ T1833] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 220.503284][ T1833] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 220.552793][ T1833] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 228.571939][ T1833] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:30456' (ECDSA) to the list of known hosts. 1970/01/01 00:04:19 fuzzer started 1970/01/01 00:04:30 dialing manager at localhost:37049 [ 275.439383][ T2006] cgroup: Unknown subsys name 'net' [ 276.381722][ T2006] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:04:36 syscalls: 2796 1970/01/01 00:04:36 code coverage: enabled 1970/01/01 00:04:36 comparison tracing: enabled 1970/01/01 00:04:36 extra coverage: enabled 1970/01/01 00:04:36 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:04:36 setuid sandbox: enabled 1970/01/01 00:04:36 namespace sandbox: enabled 1970/01/01 00:04:36 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:04:36 fault injection: enabled 1970/01/01 00:04:36 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:04:36 net packet injection: enabled 1970/01/01 00:04:36 net device setup: enabled 1970/01/01 00:04:36 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:04:36 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:04:36 USB emulation: enabled 1970/01/01 00:04:36 hci packet injection: /dev/vhci does not exist 1970/01/01 00:04:36 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:04:36 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:04:41 fetching corpus: 50, signal 34243/36021 (executing program) 1970/01/01 00:04:43 fetching corpus: 100, signal 49674/53023 (executing program) 1970/01/01 00:04:47 fetching corpus: 150, signal 59110/63991 (executing program) 1970/01/01 00:04:49 fetching corpus: 200, signal 65517/71832 (executing program) 1970/01/01 00:04:51 fetching corpus: 250, signal 70786/78454 (executing program) 1970/01/01 00:04:53 fetching corpus: 300, signal 75416/84428 (executing program) 1970/01/01 00:04:55 fetching corpus: 350, signal 78901/89192 (executing program) 1970/01/01 00:04:57 fetching corpus: 400, signal 82649/94175 (executing program) 1970/01/01 00:04:59 fetching corpus: 450, signal 87691/100381 (executing program) 1970/01/01 00:05:01 fetching corpus: 500, signal 92502/106310 (executing program) 1970/01/01 00:05:05 fetching corpus: 550, signal 96430/111319 (executing program) 1970/01/01 00:05:06 fetching corpus: 600, signal 99187/115260 (executing program) 1970/01/01 00:05:09 fetching corpus: 650, signal 102342/119475 (executing program) 1970/01/01 00:05:11 fetching corpus: 700, signal 105343/123512 (executing program) 1970/01/01 00:05:14 fetching corpus: 750, signal 108083/127296 (executing program) 1970/01/01 00:05:17 fetching corpus: 800, signal 111436/131550 (executing program) 1970/01/01 00:05:21 fetching corpus: 850, signal 114076/135171 (executing program) 1970/01/01 00:05:23 fetching corpus: 900, signal 116102/138227 (executing program) 1970/01/01 00:05:26 fetching corpus: 950, signal 118070/141145 (executing program) 1970/01/01 00:05:30 fetching corpus: 1000, signal 119678/143799 (executing program) 1970/01/01 00:05:32 fetching corpus: 1050, signal 121809/146837 (executing program) 1970/01/01 00:05:34 fetching corpus: 1100, signal 123762/149662 (executing program) 1970/01/01 00:05:36 fetching corpus: 1150, signal 125314/152177 (executing program) [ 877.792590][ C0] INFO: timekeeping: Cycle offset (5387274581) is larger than the 'riscv_clocksource' clock's 50% safety margin (4952755080) [ 877.793229][ C0] timekeeping: Your kernel is still fine, but is feeling a bit nervous 1970/01/01 00:14:36 Manager.Poll call failed: read tcp 127.0.0.1:35752->127.0.0.1:37049: i/o timeout VM DIAGNOSIS: 00:02:30 Registers: info registers vcpu 0 pc ffffffff800d139c mhartid 0000000000000000 mstatus 00000000000001a0 mip 00000000000000a0 mie 000000000000020a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005050 mepc ffffffff8000ef2c sepc ffffffff803eb28e mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff82bd7058 x2/sp ffffffff83c030b0 x3/gp ffffffff83f9a558 x4/tp ffffffff83c39800 x5/t0 ffffffff83c02ed8 x6/t1 ffffffc40b5bb321 x7/t2 0000000000000000 x8/s0 ffffffff83c030c0 x9/s1 0000000000001000 x10/a0 0000000000000120 x11/a1 ffffffffffffffff x12/a2 1ffffffff0787301 x13/a3 ffffffff80105aaa x14/a4 0000000000010105 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffffe05add990b x18/s2 ffffffff83c39800 x19/s3 ffffffff83d2b438 x20/s4 0000000000000000 x21/s5 ffffffff82e27880 x22/s6 ffffffffffffffff x23/s7 ffffffff8009419a x24/s8 ffffffff85302728 x25/s9 ffffffff83f9e1f0 x26/s10 ffffffe05adcb1c0 x27/s11 ffffffff801473d8 x28/t3 1c44caab267f9000 x29/t4 ffffffc40b5bb321 x30/t5 ffffffc40b5bb322 x31/t6 ffffffff83c02ff8 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 ffffffff800db028 mhartid 0000000000000001 mstatus 00000000000001a0 mip 0000000000000002 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005050 mepc ffffffff80aeb580 sepc ffffffff801b99ac mcause 8000000000000003 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff800db014 x2/sp ffffffe00a8fb770 x3/gp ffffffff83f9a558 x4/tp ffffffe00b2d4740 x5/t0 0000000000046000 x6/t1 0000000000000001 x7/t2 0000000000000000 x8/s0 ffffffe00a8fb830 x9/s1 ffffffff82e27880 x10/a0 ffffffe05ade4880 x11/a1 0000000000000003 x12/a2 1ffffffc0b5bc910 x13/a3 ffffffff800db014 x14/a4 0000000000000000 x15/a5 0000000000000120 x16/a6 0000000000f00000 x17/a7 1c44caab267f9000 x18/s2 ffffffff85302728 x19/s3 ffffffe05ade4880 x20/s4 0000000000000001 x21/s5 0000000000000000 x22/s6 ffffffe05adf4298 x23/s7 0000000000000000 x24/s8 0000000000000000 x25/s9 ffffffff800631d4 x26/s10 ffffffff83f9e0d0 x27/s11 0000000000000000 x28/t3 0000000000000001 x29/t4 ffffffc40b5beb21 x30/t5 ffffffc40b5beb22 x31/t6 0000000000081710 f0/ft0 0000000000000000 f1/ft1 409c17d785735fb3 f2/ft2 414c38f800000000 f3/ft3 414c222600000000 f4/ft4 4127bd4800000000 f5/ft5 40385b8887367433 f6/ft6 3fe25f0d0f16ed32 f7/ft7 3fb95ecedf1dcff8 f8/fs0 3fec7efe770f4d60 f9/fs1 3fad923b5fafc950 f10/fa0 3fa8684ed9fbd346 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