syzkaller login: [ 228.896335][ T1832] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 237.558213][ T1832] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 237.619618][ T1832] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 237.658014][ T1832] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:22877' (ECDSA) to the list of known hosts. 1970/01/01 00:04:31 fuzzer started 1970/01/01 00:04:44 dialing manager at localhost:34379 [ 289.441563][ T2000] cgroup: Unknown subsys name 'net' [ 290.167395][ T2000] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:04:50 syscalls: 2793 1970/01/01 00:04:50 code coverage: enabled 1970/01/01 00:04:50 comparison tracing: enabled 1970/01/01 00:04:50 extra coverage: enabled 1970/01/01 00:04:50 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:04:50 setuid sandbox: enabled 1970/01/01 00:04:50 namespace sandbox: enabled 1970/01/01 00:04:50 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:04:50 fault injection: enabled 1970/01/01 00:04:50 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:04:50 net packet injection: enabled 1970/01/01 00:04:50 net device setup: enabled 1970/01/01 00:04:50 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:04:50 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:04:50 USB emulation: enabled 1970/01/01 00:04:50 hci packet injection: /dev/vhci does not exist 1970/01/01 00:04:50 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:04:50 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:04:55 fetching corpus: 50, signal 32238/34039 (executing program) 1970/01/01 00:04:57 fetching corpus: 100, signal 48092/51536 (executing program) 1970/01/01 00:05:01 fetching corpus: 150, signal 56265/61304 (executing program) 1970/01/01 00:05:04 fetching corpus: 200, signal 65099/71654 (executing program) 1970/01/01 00:05:07 fetching corpus: 250, signal 70952/78951 (executing program) 1970/01/01 00:05:09 fetching corpus: 300, signal 75632/85072 (executing program) 1970/01/01 00:05:11 fetching corpus: 350, signal 78686/89592 (executing program) 1970/01/01 00:05:14 fetching corpus: 400, signal 82827/95091 (executing 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(executing program) 1970/01/01 00:10:29 fetching corpus: 7000, signal 226694/329391 (executing program) 1970/01/01 00:10:30 fetching corpus: 7050, signal 227093/330208 (executing program) 1970/01/01 00:10:32 fetching corpus: 7100, signal 227472/331011 (executing program) 1970/01/01 00:10:34 fetching corpus: 7150, signal 227877/331819 (executing program) 1970/01/01 00:10:36 fetching corpus: 7200, signal 228373/332633 (executing program) 1970/01/01 00:10:38 fetching corpus: 7250, signal 228984/333483 (executing program) 1970/01/01 00:10:41 fetching corpus: 7300, signal 229530/334309 (executing program) 1970/01/01 00:10:43 fetching corpus: 7350, signal 229928/335069 (executing program) 1970/01/01 00:10:45 fetching corpus: 7400, signal 230371/335819 (executing program) 1970/01/01 00:10:47 fetching corpus: 7450, signal 230729/336592 (executing program) [ 1188.123624][ C0] INFO: timekeeping: Cycle offset (5263413782) is larger than the 'riscv_clocksource' clock's 50% safety margin (4952755080) [ 1188.124138][ C0] timekeeping: Your kernel is still fine, but is feeling a bit nervous 1970/01/01 00:19:47 Manager.Poll call failed: read tcp 127.0.0.1:37484->127.0.0.1:34379: i/o timeout VM DIAGNOSIS: 06:15:58 Registers: info registers vcpu 0 pc ffffffff800db028 mhartid 0000000000000000 mstatus 00000000000001a0 mip 00000000000000a2 mie 000000000000020a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005050 mepc ffffffff801afa90 sepc ffffffff803eb3ea mcause 8000000000000003 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff800db014 x2/sp ffffffe00d4b6890 x3/gp ffffffff83f9a558 x4/tp ffffffe009d10000 x5/t0 ffffffff852b6bd7 x6/t1 0000000000000001 x7/t2 0000000000000000 x8/s0 ffffffe00d4b6950 x9/s1 ffffffff82e27880 x10/a0 ffffffe05adc8880 x11/a1 0000000000000003 x12/a2 1ffffffc0b5b9110 x13/a3 ffffffff800db014 x14/a4 0000000000000000 x15/a5 0000000000000120 x16/a6 0000000000f00000 x17/a7 ffffffff800c9a22 x18/s2 ffffffff85302728 x19/s3 ffffffe05adc8880 x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 ffffffff83d2b3e8 x23/s7 0000000000000000 x24/s8 0000000000000000 x25/s9 ffffffff800c9a22 x26/s10 ffffffff83f9e0d0 x27/s11 0000000000000000 x28/t3 fa253a80fc210500 x29/t4 ffffffc40b5bb321 x30/t5 ffffffc40b5bb322 x31/t6 ffffffe00d4b6898 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 ffffffff800da7a8 mhartid 0000000000000001 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005050 mepc ffffffff8000ec7c sepc ffffffff801b0276 mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff800db014 x2/sp ffffffe00d18f8f0 x3/gp ffffffff83f9a558 x4/tp ffffffe00c9c97c0 x5/t0 0000000000000000 x6/t1 0000000000000001 x7/t2 0000000000000000 x8/s0 ffffffe00d18f8a0 x9/s1 0000000000001000 x10/a0 0000000000000001 x11/a1 ffffffff83667938 x12/a2 1ffffffc019392f9 x13/a3 ffffffff800da61e x14/a4 0000000000000000 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffffe05adf590b x18/s2 0000000000000000 x19/s3 ffffffe00c9c97c0 x20/s4 0000000000000000 x21/s5 0000000000000001 x22/s6 0000000000000001 x23/s7 ffffffff83f9e0d0 x24/s8 ffffffff83003528 x25/s9 ffffffe009af0784 x26/s10 ffffffe009af0850 x27/s11 ffffffff80000082 x28/t3 fa253a80fc210500 x29/t4 ffffffc40b5beb21 x30/t5 ffffffc40b5beb22 x31/t6 0000000000082a70 f0/ft0 0000000000000000 f1/ft1 40a47dd983d8d057 f2/ft2 415967e200000000 f3/ft3 403a000000000000 f4/ft4 411909d400000000 f5/ft5 40393f782d7204d0 f6/ft6 3fe01ba4a9bf2de5 f7/ft7 3f9d0e2ed17f5640 f8/fs0 3febc511267f4018 f9/fs1 3f91a500e48beea0 f10/fa0 3f8b7c999c8f658f 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