syzkaller login: [  236.523351][ T1864] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[  236.573834][ T1864] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[  253.367317][ T1864] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
Warning: Permanently added '[localhost]:53111' (ECDSA) to the list of known hosts.
1970/01/01 00:04:57 fuzzer started
1970/01/01 00:05:10 dialing manager at localhost:38777
[  315.767062][ T2037] cgroup: Unknown subsys name 'net'
[  316.728720][ T2037] cgroup: Unknown subsys name 'rlimit'
1970/01/01 00:05:16 syscalls: 2750
1970/01/01 00:05:16 code coverage: enabled
1970/01/01 00:05:16 comparison tracing: enabled
1970/01/01 00:05:16 extra coverage: enabled
1970/01/01 00:05:16 setuid sandbox: enabled
1970/01/01 00:05:16 namespace sandbox: enabled
1970/01/01 00:05:16 Android sandbox: /sys/fs/selinux/policy does not exist
1970/01/01 00:05:16 fault injection: enabled
1970/01/01 00:05:16 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
1970/01/01 00:05:16 net packet injection: enabled
1970/01/01 00:05:16 net device setup: enabled
1970/01/01 00:05:16 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
1970/01/01 00:05:16 devlink PCI setup: PCI device 0000:00:10.0 is not available
1970/01/01 00:05:16 USB emulation: enabled
1970/01/01 00:05:16 hci packet injection: /dev/vhci does not exist
1970/01/01 00:05:16 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist
1970/01/01 00:05:16 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist
1970/01/01 00:05:17 fetching corpus: 0, signal 0/2000 (executing program)
1970/01/01 00:05:22 fetching corpus: 50, signal 37812/41394 (executing program)
1970/01/01 00:05:25 fetching corpus: 99, signal 50349/55535 (executing program)
1970/01/01 00:05:30 fetching corpus: 149, signal 66669/73246 (executing program)
1970/01/01 00:05:33 fetching corpus: 199, signal 78685/86612 (executing program)
1970/01/01 00:05:36 fetching corpus: 248, signal 88774/97984 (executing program)
1970/01/01 00:05:40 fetching corpus: 298, signal 97191/107632 (executing program)
1970/01/01 00:05:42 fetching corpus: 347, signal 102870/114560 (executing program)
1970/01/01 00:05:46 fetching corpus: 397, signal 109546/122395 (executing program)
1970/01/01 00:05:48 fetching corpus: 445, signal 114646/128677 (executing program)
1970/01/01 00:05:50 fetching corpus: 495, signal 119641/134840 (executing program)
1970/01/01 00:05:52 fetching corpus: 544, signal 123428/139778 (executing program)
1970/01/01 00:05:54 fetching corpus: 594, signal 129193/146532 (executing program)
1970/01/01 00:05:57 fetching corpus: 643, signal 135273/153511 (executing program)
1970/01/01 00:05:59 fetching corpus: 693, signal 141140/160183 (executing program)
1970/01/01 00:06:01 fetching corpus: 742, signal 143750/163867 (executing program)
1970/01/01 00:06:03 fetching corpus: 792, signal 145838/167000 (executing program)
1970/01/01 00:06:06 fetching corpus: 842, signal 151412/173326 (executing program)
1970/01/01 00:06:08 fetching corpus: 892, signal 154292/177210 (executing program)
1970/01/01 00:06:10 fetching corpus: 942, signal 157742/181505 (executing program)
1970/01/01 00:06:12 fetching corpus: 992, signal 160464/185093 (executing program)
1970/01/01 00:06:14 fetching corpus: 1041, signal 162549/188085 (executing program)
1970/01/01 00:06:16 fetching corpus: 1090, signal 167644/193707 (executing program)
1970/01/01 00:06:18 fetching corpus: 1140, signal 169811/196728 (executing program)
1970/01/01 00:06:20 fetching corpus: 1189, signal 172474/200114 (executing program)
1970/01/01 00:06:22 fetching corpus: 1238, signal 175569/203936 (executing program)
1970/01/01 00:06:24 fetching corpus: 1288, signal 179255/208228 (executing program)
1970/01/01 00:06:26 fetching corpus: 1338, signal 183017/212506 (executing program)
1970/01/01 00:06:31 fetching corpus: 1388, signal 184755/215030 (executing program)
1970/01/01 00:06:33 fetching corpus: 1437, signal 187889/218713 (executing program)
1970/01/01 00:06:34 fetching corpus: 1487, signal 189526/221091 (executing program)
1970/01/01 00:06:37 fetching corpus: 1536, signal 191761/223948 (executing program)
1970/01/01 00:06:39 fetching corpus: 1586, signal 193914/226746 (executing program)
1970/01/01 00:06:41 fetching corpus: 1636, signal 195391/228954 (executing program)
1970/01/01 00:06:44 fetching corpus: 1686, signal 197443/231633 (executing program)
1970/01/01 00:06:47 fetching corpus: 1736, signal 198908/233805 (executing program)
1970/01/01 00:06:49 fetching corpus: 1785, signal 201646/237039 (executing program)
1970/01/01 00:06:51 fetching corpus: 1835, signal 204277/240070 (executing program)
1970/01/01 00:06:53 fetching corpus: 1885, signal 205545/242004 (executing program)
1970/01/01 00:06:57 fetching corpus: 1935, signal 207475/244506 (executing program)
1970/01/01 00:07:00 fetching corpus: 1984, signal 210188/247574 (executing program)
1970/01/01 00:07:03 fetching corpus: 2034, signal 212288/250112 (executing program)
1970/01/01 00:07:08 fetching corpus: 2084, signal 214154/252441 (executing program)
1970/01/01 00:07:10 fetching corpus: 2132, signal 215410/254294 (executing program)
1970/01/01 00:07:12 fetching corpus: 2182, signal 217082/256454 (executing program)
1970/01/01 00:07:14 fetching corpus: 2232, signal 218247/258178 (executing program)
1970/01/01 00:07:16 fetching corpus: 2282, signal 220581/260814 (executing program)
1970/01/01 00:07:18 fetching corpus: 2332, signal 222877/263420 (executing program)
1970/01/01 00:07:20 fetching corpus: 2381, signal 223876/265014 (executing program)
1970/01/01 00:07:21 fetching corpus: 2430, signal 225672/267209 (executing program)
1970/01/01 00:07:23 fetching corpus: 2480, signal 227386/269312 (executing program)
1970/01/01 00:07:25 fetching corpus: 2530, signal 228769/271168 (executing program)
1970/01/01 00:07:27 fetching corpus: 2579, signal 230328/273078 (executing program)
1970/01/01 00:07:28 fetching corpus: 2629, signal 232307/275334 (executing program)
1970/01/01 00:07:31 fetching corpus: 2678, signal 234711/277831 (executing program)
1970/01/01 00:07:33 fetching corpus: 2726, signal 236933/280199 (executing program)
1970/01/01 00:07:36 fetching corpus: 2776, signal 238711/282234 (executing program)
1970/01/01 00:07:38 fetching corpus: 2825, signal 240797/284493 (executing program)
1970/01/01 00:07:41 fetching corpus: 2875, signal 242112/286131 (executing program)
1970/01/01 00:07:45 fetching corpus: 2925, signal 243208/287634 (executing program)
1970/01/01 00:07:46 fetching corpus: 2974, signal 244515/289263 (executing program)
1970/01/01 00:07:48 fetching corpus: 3024, signal 245292/290528 (executing program)
1970/01/01 00:07:50 fetching corpus: 3074, signal 246161/291828 (executing program)
1970/01/01 00:07:53 fetching corpus: 3123, signal 247446/293485 (executing program)
1970/01/01 00:07:55 fetching corpus: 3173, signal 248742/295056 (executing program)
1970/01/01 00:07:57 fetching corpus: 3223, signal 249726/296431 (executing program)
1970/01/01 00:07:59 fetching corpus: 3273, signal 251062/297974 (executing program)
1970/01/01 00:08:00 fetching corpus: 3322, signal 251863/299204 (executing program)
1970/01/01 00:08:03 fetching corpus: 3372, signal 253438/300877 (executing program)
1970/01/01 00:08:05 fetching corpus: 3421, signal 254546/302264 (executing program)
1970/01/01 00:08:06 fetching corpus: 3470, signal 255609/303637 (executing program)
1970/01/01 00:08:09 fetching corpus: 3520, signal 257638/305560 (executing program)
1970/01/01 00:08:12 fetching corpus: 3570, signal 258736/306959 (executing program)
1970/01/01 00:08:14 fetching corpus: 3620, signal 259567/308193 (executing program)
1970/01/01 00:08:15 fetching corpus: 3670, signal 260493/309412 (executing program)
1970/01/01 00:08:17 fetching corpus: 3720, signal 262331/311184 (executing program)
1970/01/01 00:08:20 fetching corpus: 3770, signal 263684/312635 (executing program)
1970/01/01 00:08:21 fetching corpus: 3820, signal 266185/314795 (executing program)
1970/01/01 00:08:24 fetching corpus: 3870, signal 267726/316276 (executing program)
1970/01/01 00:08:25 fetching corpus: 3920, signal 268825/317575 (executing program)
1970/01/01 00:08:27 fetching corpus: 3970, signal 270645/319221 (executing program)
1970/01/01 00:08:29 fetching corpus: 4018, signal 271732/320423 (executing program)
1970/01/01 00:08:31 fetching corpus: 4068, signal 273096/321754 (executing program)
1970/01/01 00:08:32 fetching corpus: 4118, signal 275290/323588 (executing program)
1970/01/01 00:08:34 fetching corpus: 4167, signal 276634/324889 (executing program)
1970/01/01 00:08:37 fetching corpus: 4216, signal 277885/326143 (executing program)
1970/01/01 00:08:39 fetching corpus: 4266, signal 279131/327401 (executing program)
1970/01/01 00:08:41 fetching corpus: 4316, signal 280254/328559 (executing program)
1970/01/01 00:08:43 fetching corpus: 4366, signal 280841/329410 (executing program)
1970/01/01 00:08:44 fetching corpus: 4416, signal 281431/330258 (executing program)
1970/01/01 00:08:47 fetching corpus: 4465, signal 282311/331252 (executing program)
1970/01/01 00:08:48 fetching corpus: 4515, signal 282843/332080 (executing program)
1970/01/01 00:08:50 fetching corpus: 4565, signal 284216/333342 (executing program)
1970/01/01 00:08:52 fetching corpus: 4615, signal 284990/334336 (executing program)
1970/01/01 00:08:55 fetching corpus: 4665, signal 286100/335421 (executing program)
1970/01/01 00:08:57 fetching corpus: 4715, signal 287017/336413 (executing program)
1970/01/01 00:08:58 fetching corpus: 4765, signal 288539/337710 (executing program)
1970/01/01 00:09:00 fetching corpus: 4815, signal 289551/338692 (executing program)
1970/01/01 00:09:02 fetching corpus: 4863, signal 290283/339520 (executing program)
1970/01/01 00:09:03 fetching corpus: 4913, signal 291064/340414 (executing program)
1970/01/01 00:09:06 fetching corpus: 4963, signal 291988/341370 (executing program)
1970/01/01 00:09:08 fetching corpus: 5012, signal 292830/342279 (executing program)
1970/01/01 00:09:09 fetching corpus: 5062, signal 293410/343011 (executing program)
1970/01/01 00:09:11 fetching corpus: 5112, signal 294393/343918 (executing program)
1970/01/01 00:09:13 fetching corpus: 5162, signal 295008/344702 (executing program)
1970/01/01 00:09:14 fetching corpus: 5212, signal 295880/345604 (executing program)
1970/01/01 00:09:16 fetching corpus: 5260, signal 296918/346521 (executing program)
1970/01/01 00:09:19 fetching corpus: 5309, signal 297514/347247 (executing program)
1970/01/01 00:09:21 fetching corpus: 5359, signal 298281/348073 (executing program)
1970/01/01 00:09:22 fetching corpus: 5409, signal 299092/348897 (executing program)
1970/01/01 00:09:24 fetching corpus: 5459, signal 300563/349957 (executing program)
1970/01/01 00:09:26 fetching corpus: 5509, signal 301097/350647 (executing program)
1970/01/01 00:09:29 fetching corpus: 5558, signal 301832/351377 (executing program)
1970/01/01 00:09:31 fetching corpus: 5608, signal 302575/352097 (executing program)
1970/01/01 00:09:33 fetching corpus: 5658, signal 303416/352907 (executing program)
1970/01/01 00:09:35 fetching corpus: 5707, signal 304006/353601 (executing program)
1970/01/01 00:09:36 fetching corpus: 5757, signal 304486/354225 (executing program)
1970/01/01 00:09:38 fetching corpus: 5807, signal 305228/354929 (executing program)
1970/01/01 00:09:40 fetching corpus: 5857, signal 306009/355665 (executing program)
1970/01/01 00:09:42 fetching corpus: 5907, signal 306428/356232 (executing program)
1970/01/01 00:09:44 fetching corpus: 5956, signal 307193/356929 (executing program)
1970/01/01 00:09:47 fetching corpus: 6005, signal 308197/357694 (executing program)
1970/01/01 00:09:50 fetching corpus: 6055, signal 308912/358409 (executing program)
1970/01/01 00:09:53 fetching corpus: 6105, signal 309805/359142 (executing program)
1970/01/01 00:09:58 fetching corpus: 6154, signal 311602/360219 (executing program)
1970/01/01 00:10:00 fetching corpus: 6204, signal 312654/360998 (executing program)
1970/01/01 00:10:02 fetching corpus: 6254, signal 314119/361889 (executing program)
1970/01/01 00:10:04 fetching corpus: 6304, signal 315084/362566 (executing program)
1970/01/01 00:10:06 fetching corpus: 6354, signal 315677/363129 (executing program)
1970/01/01 00:10:09 fetching corpus: 6403, signal 316796/363861 (executing program)
1970/01/01 00:10:11 fetching corpus: 6452, signal 317362/364371 (executing program)
1970/01/01 00:10:13 fetching corpus: 6500, signal 318051/364979 (executing program)
1970/01/01 00:10:15 fetching corpus: 6550, signal 318629/365530 (executing program)
1970/01/01 00:10:17 fetching corpus: 6600, signal 319864/366249 (executing program)
1970/01/01 00:10:18 fetching corpus: 6650, signal 321195/366984 (executing program)
1970/01/01 00:10:21 fetching corpus: 6699, signal 321844/367500 (executing program)
1970/01/01 00:10:23 fetching corpus: 6748, signal 322581/368075 (executing program)
1970/01/01 00:10:25 fetching corpus: 6798, signal 323294/368604 (executing program)
1970/01/01 00:10:27 fetching corpus: 6848, signal 323952/369121 (executing program)
1970/01/01 00:10:29 fetching corpus: 6898, signal 324730/369646 (executing program)
[ 1170.338297][    C0] INFO: timekeeping: Cycle offset (5276643542) is larger than the 'riscv_clocksource' clock's 50% safety margin (4952755080)
[ 1170.338949][    C0]       timekeeping: Your kernel is still fine, but is feeling a bit nervous
1970/01/01 00:19:29 Manager.Poll call failed: read tcp 127.0.0.1:50488->127.0.0.1:38777: i/o timeout

VM DIAGNOSIS:
03:33:41  Registers:
info registers vcpu 0
 pc       ffffffff800e37a6
 mhartid  0000000000000000
 mstatus  00000000000001a0
 mip      00000000000000a0
 mie      000000000000020a
 mideleg  0000000000000222
 medeleg  000000000000b109
 mtvec    0000000080000540
 stvec    ffffffff80005050
 mepc     ffffffff803f174e
 sepc     ffffffff803eb28e
 mcause   8000000000000003
 scause   8000000000000005
 mtval  0000000000000000
 stval  0000000000000000
 x0/zero 0000000000000000 x1/ra ffffffff800e37a6 x2/sp ffffffe00ebf2b30 x3/gp ffffffff83f9a398
 x4/tp ffffffe00c9e4740 x5/t0 ffffffff852b6bd7 x6/t1 ffffffc401d7e528 x7/t2 0000000000000000
 x8/s0 ffffffe00ebf2b60 x9/s1 0000000000000001 x10/a0 0000000000000000 x11/a1 ffffffe00c9e4740
 x12/a2 0000000000010101 x13/a3 ffffffff800e379a x14/a4 0000000000000003 x15/a5 0000000000000000
 x16/a6 0000000000f00000 x17/a7 ffffffe00ebf2947 x18/s2 0000000000000003 x19/s3 ffffffff801f9760
 x20/s4 ffffffe00c9e5740 x21/s5 0000000000001000 x22/s6 ffffffe05adc88a0 x23/s7 0000000000000026
 x24/s8 0000000000000998 x25/s9 ffffffe05adcbb50 x26/s10 ffffffe05adcb1c0 x27/s11 ffffffff801473d8
 x28/t3 b2aab4df49dd7500 x29/t4 ffffffc401d7e528 x30/t5 ffffffc401d7e529 x31/t6 ffffffe00ebf2958
 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      00000000000000a0
 mie      000000000000020a
 mideleg  0000000000000222
 medeleg  000000000000b109
 mtvec    0000000080000540
 stvec    ffffffff80005050
 mepc     ffffffff800d7a10
 sepc     ffffffff82be1d22
 mcause   8000000000000007
 scause   8000000000000005
 mtval  0000000000000000
 stval  0000000000000000
 x0/zero 0000000000000000 x1/ra ffffffff800db014 x2/sp ffffffe00dce71b0 x3/gp ffffffff83f9a398
 x4/tp ffffffe00c8ac740 x5/t0 0000000000046000 x6/t1 0000000000000001 x7/t2 0000000000000000
 x8/s0 ffffffe00dce7270 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 ffffffff80147452 x18/s2 ffffffff85302728 x19/s3 ffffffe05ade4880
 x20/s4 0000000000000001 x21/s5 0000000000000000 x22/s6 ffffffff83d2e248 x23/s7 0000000000000000
 x24/s8 0000000000000000 x25/s9 ffffffff80147452 x26/s10 ffffffff83f9e0d0 x27/s11 0000000000000000
 x28/t3 b2aab4df49dd7500 x29/t4 ffffffc40b5beb21 x30/t5 ffffffc40b5beb22 x31/t6 0000000000081678
 f0/ft0 0000000000000000 f1/ft1 40b0175fd78d435d f2/ft2 4164042000000000 f3/ft3 40bd9a870eaa9f8e
 f4/ft4 4110d50000000000 f5/ft5 4036b35004723c46 f6/ft6 3fe0b5c2d55b63e6 f7/ft7 3fa828fa22830b30
 f8/fs0 3feb36d367cc0d73 f9/fs1 3f8cdf495990cac0 f10/fa0 3fa20582c73019c6 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