syzkaller login: [ 389.035304][ T2666] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 389.122513][ T2666] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 389.244352][ T2666] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 389.441853][ T2666] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. ps_root_recvmsgcb: failed to send message to pid 2775: Connection refused [ 389.597911][ T2808] warn_alloc: 2 callbacks suppressed [ 389.598291][ T2808] dhcpcd: vmalloc error: size 4096, vm_struct allocation failed, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=/,mems_allowed=0 [ 389.624325][ T2808] CPU: 1 PID: 2808 Comm: dhcpcd Tainted: G W 6.2.0-rc1-syzkaller-00002-g3c349eacc559 #0 [ 389.629273][ T2808] Hardware name: riscv-virtio,qemu (DT) [ 389.631971][ T2808] Call Trace: [ 389.633686][ T2808] [] dump_backtrace+0x2e/0x3c [ 389.648326][ T2808] [] show_stack+0x34/0x40 [ 389.650882][ T2808] [] dump_stack_lvl+0xe0/0x14c [ 389.653246][ T2808] [] dump_stack+0x1c/0x24 [ 389.654806][ T2808] [] warn_alloc+0x168/0x22c [ 389.656306][ T2808] [] __vmalloc_node_range+0xb70/0xdb8 [ 389.658255][ T2808] [] bpf_jit_alloc_exec+0x46/0x52 [ 389.660305][ T2808] [] bpf_jit_binary_alloc+0x96/0x13c [ 389.661656][ T2808] [] bpf_int_jit_compile+0x886/0xaa6 [ 389.663176][ T2808] [] bpf_prog_select_runtime+0x1a2/0x22e [ 389.664807][ T2808] [] bpf_migrate_filter+0x258/0x2be [ 389.666589][ T2808] [] bpf_prepare_filter+0x10e/0x1b4 [ 389.668886][ T2808] [] __get_filter+0x148/0x1a0 [ 389.670745][ T2808] [] sk_attach_filter+0x22/0x11a [ 389.673284][ T2808] [] sk_setsockopt+0x144e/0x270c [ 389.675068][ T2808] [] sock_setsockopt+0x48/0x58 [ 389.676787][ T2808] [] __sys_setsockopt+0x3f0/0x418 [ 389.679341][ T2808] [] sys_setsockopt+0x3a/0x4c [ 389.681888][ T2808] [] ret_from_syscall+0x0/0x2 [ 389.819101][ T2808] Mem-Info: [ 389.821292][ T2808] active_anon:34 inactive_anon:711 isolated_anon:0 [ 389.821292][ T2808] active_file:1693 inactive_file:25 isolated_file:0 [ 389.821292][ T2808] unevictable:768 dirty:10 writeback:0 [ 389.821292][ T2808] slab_reclaimable:4837 slab_unreclaimable:18226 [ 389.821292][ T2808] mapped:1024 shmem:804 pagetables:107 [ 389.821292][ T2808] sec_pagetables:0 bounce:0 [ 389.821292][ T2808] kernel_misc_reclaimable:0 [ 389.821292][ T2808] free:285316 free_pcp:621 free_cma:4096 ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 [ 389.955777][ T2808] Node 0 active_anon:136kB inactive_anon:2848kB active_file:6772kB inactive_file:100kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:4112kB dirty:40kB writeback:0kB shmem:3216kB writeback_tmp:0kB kernel_stack:4448kB pagetables:452kB sec_pagetables:0kB all_unreclaimable? no [ 389.964524][ T2808] Node 0 DMA32 free:1141040kB boost:0kB min:4652kB low:6004kB high:7356kB reserved_highatomic:0KB active_anon:136kB inactive_anon:2848kB active_file:6772kB inactive_file:100kB unevictable:3072kB writepending:40kB present:2095104kB managed:1357028kB mlocked:0kB bounce:0kB free_pcp:2532kB local_pcp:1040kB free_cma:16384kB [ 390.010532][ T2808] lowmem_reserve[]: 0 0 0 [ 390.013372][ T2808] Node 0 DMA32: 6*4kB (E) 79*8kB (UME) 62*16kB (UE) 40*32kB (UE) 13*64kB (UME) 1*128kB (M) 0*256kB 1*512kB (U) 2*1024kB (UM) 4*2048kB (UMC) 275*4096kB (MC) = 1141040kB [ 390.093080][ T2808] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 390.094759][ T2808] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 390.096366][ T2808] 2522 total pagecache pages [ 390.135057][ T2808] 0 pages in swap cache [ 390.136502][ T2808] Free swap = 0kB [ 390.159319][ T2808] Total swap = 0kB [ 390.160757][ T2808] 523776 pages RAM [ 390.161953][ T2808] 0 pages HighMem/MovableOnly [ 390.163123][ T2808] 184519 pages reserved [ 390.164293][ T2808] 4096 pages cma reserved ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 ps_root_recvmsgcb: failed to send message to pid 2808: Connection refused ps_root_recvmsgcb: failed to send message to pid 2809: Connection refused [ 407.023157][ T2816] warn_alloc: 1 callbacks suppressed [ 407.023491][ T2816] dhcpcd: vmalloc error: size 4096, vm_struct allocation failed, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=/,mems_allowed=0 [ 407.043751][ T2816] CPU: 0 PID: 2816 Comm: dhcpcd Tainted: G W 6.2.0-rc1-syzkaller-00002-g3c349eacc559 #0 [ 407.045219][ T2816] Hardware name: riscv-virtio,qemu (DT) [ 407.046479][ T2816] Call Trace: [ 407.048274][ T2816] [] dump_backtrace+0x2e/0x3c [ 407.050874][ T2816] [] show_stack+0x34/0x40 [ 407.052960][ T2816] [] dump_stack_lvl+0xe0/0x14c [ 407.056015][ T2816] [] dump_stack+0x1c/0x24 [ 407.058650][ T2816] [] warn_alloc+0x168/0x22c [ 407.060519][ T2816] [] __vmalloc_node_range+0xb70/0xdb8 [ 407.062615][ T2816] [] bpf_jit_alloc_exec+0x46/0x52 [ 407.064315][ T2816] [] bpf_jit_binary_alloc+0x96/0x13c [ 407.066005][ T2816] [] bpf_int_jit_compile+0x886/0xaa6 [ 407.067746][ T2816] [] bpf_prog_select_runtime+0x1a2/0x22e [ 407.069461][ T2816] [] bpf_migrate_filter+0x258/0x2be [ 407.071282][ T2816] [] bpf_prepare_filter+0x10e/0x1b4 [ 407.072939][ T2816] [] __get_filter+0x148/0x1a0 [ 407.074694][ T2816] [] sk_attach_filter+0x22/0x11a [ 407.076452][ T2816] [] sk_setsockopt+0x144e/0x270c [ 407.078874][ T2816] [] sock_setsockopt+0x48/0x58 [ 407.080663][ T2816] [] __sys_setsockopt+0x3f0/0x418 [ 407.082307][ T2816] [] sys_setsockopt+0x3a/0x4c [ 407.083922][ T2816] [] ret_from_syscall+0x0/0x2 [ 407.154327][ T2816] Mem-Info: [ 407.155857][ T2816] active_anon:35 inactive_anon:886 isolated_anon:0 [ 407.155857][ T2816] active_file:1720 inactive_file:900 isolated_file:0 [ 407.155857][ T2816] unevictable:768 dirty:630 writeback:0 [ 407.155857][ T2816] slab_reclaimable:4915 slab_unreclaimable:18344 [ 407.155857][ T2816] mapped:1050 shmem:805 pagetables:109 [ 407.155857][ T2816] sec_pagetables:0 bounce:0 [ 407.155857][ T2816] kernel_misc_reclaimable:0 [ 407.155857][ T2816] free:283311 free_pcp:1002 free_cma:4096 [ 407.181648][ T2816] Node 0 active_anon:140kB inactive_anon:3544kB active_file:6880kB inactive_file:3600kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:4200kB dirty:2520kB writeback:0kB shmem:3220kB writeback_tmp:0kB kernel_stack:4416kB pagetables:436kB sec_pagetables:0kB all_unreclaimable? no [ 407.185239][ T2816] Node 0 DMA32 free:1133244kB boost:0kB min:4652kB low:6004kB high:7356kB reserved_highatomic:0KB active_anon:140kB inactive_anon:3544kB active_file:6880kB inactive_file:3600kB unevictable:3072kB writepending:2520kB present:2095104kB managed:1357028kB mlocked:0kB bounce:0kB free_pcp:3944kB local_pcp:1516kB free_cma:16384kB [ 407.193228][ T2816] lowmem_reserve[]: 0 0 0 [ 407.195929][ T2816] Node 0 DMA32: 61*4kB (U) 7*8kB (UE) 3*16kB (UM) 3*32kB (UME) 2*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 2*1024kB (UM) 4*2048kB (UMC) 274*4096kB (MC) = 1133244kB [ 407.264678][ T2816] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 407.266290][ T2816] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 407.300561][ T2816] 3449 total pagecache pages [ 407.302088][ T2816] 0 pages in swap cache [ 407.303209][ T2816] Free swap = 0kB [ 407.304283][ T2816] Total swap = 0kB [ 407.305378][ T2816] 523776 pages RAM [ 407.306594][ T2816] 0 pages HighMem/MovableOnly [ 407.310914][ T2816] 184519 pages reserved [ 407.312217][ T2816] 4096 pages cma reserved ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 [ 422.150262][ T2823] dhcpcd: vmalloc error: size 4096, vm_struct allocation failed, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=/,mems_allowed=0 [ 422.156748][ T2823] CPU: 0 PID: 2823 Comm: dhcpcd Tainted: G W 6.2.0-rc1-syzkaller-00002-g3c349eacc559 #0 [ 422.161624][ T2823] Hardware name: riscv-virtio,qemu (DT) [ 422.164089][ T2823] Call Trace: [ 422.165969][ T2823] [] dump_backtrace+0x2e/0x3c [ 422.169703][ T2823] [] show_stack+0x34/0x40 [ 422.172667][ T2823] [] dump_stack_lvl+0xe0/0x14c [ 422.176025][ T2823] [] dump_stack+0x1c/0x24 [ 422.179681][ T2823] [] warn_alloc+0x168/0x22c [ 422.182494][ T2823] [] __vmalloc_node_range+0xb70/0xdb8 [ 422.185419][ T2823] [] bpf_jit_alloc_exec+0x46/0x52 [ 422.188474][ T2823] [] bpf_jit_binary_alloc+0x96/0x13c [ 422.191147][ T2823] [] bpf_int_jit_compile+0x886/0xaa6 [ 422.194123][ T2823] [] bpf_prog_select_runtime+0x1a2/0x22e [ 422.196593][ T2823] [] bpf_migrate_filter+0x258/0x2be [ 422.200076][ T2823] [] bpf_prepare_filter+0x10e/0x1b4 [ 422.202312][ T2823] [] __get_filter+0x148/0x1a0 [ 422.204958][ T2823] [] sk_attach_filter+0x22/0x11a [ 422.207626][ T2823] [] sk_setsockopt+0x144e/0x270c [ 422.210758][ T2823] [] sock_setsockopt+0x48/0x58 [ 422.213503][ T2823] [] __sys_setsockopt+0x3f0/0x418 [ 422.216521][ T2823] [] sys_setsockopt+0x3a/0x4c [ 422.219968][ T2823] [] ret_from_syscall+0x0/0x2 [ 422.225525][ T2823] Mem-Info: [ 422.228859][ T2823] active_anon:37 inactive_anon:1012 isolated_anon:0 [ 422.228859][ T2823] active_file:1726 inactive_file:1810 isolated_file:0 [ 422.228859][ T2823] unevictable:768 dirty:1525 writeback:0 [ 422.228859][ T2823] slab_reclaimable:4999 slab_unreclaimable:18460 [ 422.228859][ T2823] mapped:1050 shmem:807 pagetables:103 [ 422.228859][ T2823] sec_pagetables:0 bounce:0 [ 422.228859][ T2823] kernel_misc_reclaimable:0 [ 422.228859][ T2823] free:281927 free_pcp:1155 free_cma:4096 [ 422.235800][ T2823] Node 0 active_anon:148kB inactive_anon:4048kB active_file:6904kB inactive_file:7240kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:4200kB dirty:6100kB writeback:0kB shmem:3228kB writeback_tmp:0kB kernel_stack:4320kB pagetables:412kB sec_pagetables:0kB all_unreclaimable? no [ 422.241729][ T2823] Node 0 DMA32 free:1127708kB boost:0kB min:4652kB low:6004kB high:7356kB reserved_highatomic:0KB active_anon:148kB inactive_anon:4048kB active_file:6904kB inactive_file:7240kB unevictable:3072kB writepending:6100kB present:2095104kB managed:1357028kB mlocked:0kB bounce:0kB free_pcp:4620kB local_pcp:2440kB free_cma:16384kB [ 422.252601][ T2823] lowmem_reserve[]: 0 0 0 [ 422.255580][ T2823] Node 0 DMA32: 15*4kB (UM) 14*8kB (UM) 7*16kB (UME) 12*32kB (UME) 2*64kB (U) 0*128kB 0*256kB 3*512kB (UME) 1*1024kB (E) 5*2048kB (UMEC) 272*4096kB (MC) = 1127708kB [ 422.269648][ T2823] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 422.272731][ T2823] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 422.276070][ T2823] 4350 total pagecache pages [ 422.280249][ T2823] 0 pages in swap cache [ 422.281969][ T2823] Free swap = 0kB [ 422.283619][ T2823] Total swap = 0kB [ 422.285327][ T2823] 523776 pages RAM [ 422.286845][ T2823] 0 pages HighMem/MovableOnly [ 422.298885][ T2823] 184519 pages reserved [ 422.300800][ T2823] 4096 pages cma reserved ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 [ 438.609858][ T2825] dhcpcd: vmalloc error: size 4096, vm_struct allocation failed, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=/,mems_allowed=0 [ 438.615455][ T2825] CPU: 0 PID: 2825 Comm: dhcpcd Tainted: G W 6.2.0-rc1-syzkaller-00002-g3c349eacc559 #0 [ 438.620089][ T2825] Hardware name: riscv-virtio,qemu (DT) [ 438.622887][ T2825] Call Trace: [ 438.624385][ T2825] [] dump_backtrace+0x2e/0x3c [ 438.627469][ T2825] [] show_stack+0x34/0x40 [ 438.630852][ T2825] [] dump_stack_lvl+0xe0/0x14c [ 438.633597][ T2825] [] dump_stack+0x1c/0x24 [ 438.636015][ T2825] [] warn_alloc+0x168/0x22c [ 438.639633][ T2825] [] __vmalloc_node_range+0xb70/0xdb8 [ 438.642591][ T2825] [] bpf_jit_alloc_exec+0x46/0x52 [ 438.645025][ T2825] [] bpf_jit_binary_alloc+0x96/0x13c [ 438.646902][ T2825] [] bpf_int_jit_compile+0x886/0xaa6 [ 438.649999][ T2825] [] bpf_prog_select_runtime+0x1a2/0x22e [ 438.652720][ T2825] [] bpf_migrate_filter+0x258/0x2be [ 438.655638][ T2825] [] bpf_prepare_filter+0x10e/0x1b4 [ 438.668922][ T2825] [] __get_filter+0x148/0x1a0 [ 438.672381][ T2825] [] sk_attach_filter+0x22/0x11a [ 438.675724][ T2825] [] sk_setsockopt+0x144e/0x270c [ 438.679437][ T2825] [] sock_setsockopt+0x48/0x58 [ 438.682276][ T2825] [] __sys_setsockopt+0x3f0/0x418 [ 438.685349][ T2825] [] sys_setsockopt+0x3a/0x4c [ 438.688349][ T2825] [] ret_from_syscall+0x0/0x2 [ 438.864727][ T2825] Mem-Info: [ 438.875296][ T2825] active_anon:38 inactive_anon:1062 isolated_anon:0 [ 438.875296][ T2825] active_file:1732 inactive_file:3319 isolated_file:0 [ 438.875296][ T2825] unevictable:768 dirty:1128 writeback:0 [ 438.875296][ T2825] slab_reclaimable:5122 slab_unreclaimable:18456 [ 438.875296][ T2825] mapped:1050 shmem:809 pagetables:116 [ 438.875296][ T2825] sec_pagetables:0 bounce:0 [ 438.875296][ T2825] kernel_misc_reclaimable:0 [ 438.875296][ T2825] free:280618 free_pcp:796 free_cma:4096 [ 438.925978][ T2825] Node 0 active_anon:152kB inactive_anon:4248kB active_file:6928kB inactive_file:13276kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:4200kB dirty:4512kB writeback:0kB shmem:3236kB writeback_tmp:0kB kernel_stack:4384kB pagetables:464kB sec_pagetables:0kB all_unreclaimable? no [ 438.983948][ T2825] Node 0 DMA32 free:1122472kB boost:0kB min:4652kB low:6004kB high:7356kB reserved_highatomic:0KB active_anon:152kB inactive_anon:4248kB active_file:6928kB inactive_file:13276kB unevictable:3072kB writepending:4512kB present:2095104kB managed:1357028kB mlocked:0kB bounce:0kB free_pcp:3176kB local_pcp:2248kB free_cma:16384kB [ 439.034299][ T2825] lowmem_reserve[]: 0 0 0 [ 439.039756][ T2825] Node 0 DMA32: 0*4kB 13*8kB (UE) 54*16kB (UE) 19*32kB (UE) 4*64kB (UE) 1*128kB (U) 1*256kB (M) 2*512kB (UE) 1*1024kB (E) 4*2048kB (UEC) 271*4096kB (MC) = 1122472kB [ 439.105842][ T2825] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 439.129390][ T2825] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 439.133068][ T2825] 5864 total pagecache pages [ 439.134817][ T2825] 0 pages in swap cache [ 439.136680][ T2825] Free swap = 0kB [ 439.166177][ T2825] Total swap = 0kB [ 439.170322][ T2825] 523776 pages RAM [ 439.172229][ T2825] 0 pages HighMem/MovableOnly [ 439.174022][ T2825] 184519 pages reserved [ 439.175653][ T2825] 4096 pages cma reserved ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 ps_root_recvmsg: Unknown error 524 Warning: Permanently added '[localhost]:9448' (ECDSA) to the list of known hosts. ps_root_recvmsgcb: failed to send message to pid 2816: Connection refused ps_root_recvmsgcb: failed to send message to pid 2823: Connection refused 1970/01/01 00:08:11 fuzzer started runtime: lfstack.push invalid packing: node=0xffffff7916aa40 cnt=0x1 packed=0xffff7916aa400001 -> node=0xffff7916aa40 fatal error: lfstack.push runtime stack: runtime.throw({0x6cfe6c, 0xc}) /usr/local/go/src/runtime/panic.go:1198 +0x60 runtime.(*lfstack).push(0x14ab098, 0xffffff7916aa40) /usr/local/go/src/runtime/lfstack.go:30 +0x1a8 runtime.(*spanSetBlockAlloc).free(...) /usr/local/go/src/runtime/mspanset.go:292 runtime.(*spanSet).reset(0x14a42e0) /usr/local/go/src/runtime/mspanset.go:265 +0xe4 runtime.finishsweep_m() /usr/local/go/src/runtime/mgcsweep.go:145 +0xb4 runtime.gcStart.func1() /usr/local/go/src/runtime/mgc.go:660 +0x24 runtime.systemstack() /usr/local/go/src/runtime/asm_riscv64.s:131 +0x58 goroutine 1 [running]: runtime.systemstack_switch() /usr/local/go/src/runtime/asm_riscv64.s:94 +0x8 fp=0xc0005bf5c0 sp=0xc0005bf5b8 pc=0x80368 runtime.gcStart({0x0, 0x0, 0x0}) /usr/local/go/src/runtime/mgc.go:659 +0x544 fp=0xc0005bf638 sp=0xc0005bf5c0 pc=0x2bcb4 runtime.mallocgc(0x1bfb0, 0x64d960, 0x1) /usr/local/go/src/runtime/malloc.go:1174 +0x7d0 fp=0xc0005bf6b8 sp=0xc0005bf638 pc=0x1d070 runtime.newarray(0x64d960, 0x227) /usr/local/go/src/runtime/malloc.go:1250 +0x94 fp=0xc0005bf6e0 sp=0xc0005bf6b8 pc=0x1d2dc runtime.makeBucketArray(0x5f1460, 0x9, 0x0) /usr/local/go/src/runtime/map.go:362 +0x204 fp=0xc0005bf710 sp=0xc0005bf6e0 pc=0x1e3ec runtime.hashGrow(0x5f1460, 0xc00049b9b0) /usr/local/go/src/runtime/map.go:1036 +0xb4 fp=0xc0005bf758 sp=0xc0005bf710 pc=0x201ac runtime.mapassign_faststr(0x5f1460, 0xc00049b9b0, {0x6d2060, 0xd}) /usr/local/go/src/runtime/map_faststr.go:275 +0xe4 fp=0xc0005bf7c0 sp=0xc0005bf758 pc=0x23a0c github.com/google/syzkaller/prog.(*Target).initTarget(0xc0003f1880) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:159 +0x384 fp=0xc0005bf890 sp=0xc0005bf7c0 pc=0x180914 github.com/google/syzkaller/prog.(*Target).lazyInit(0xc0003f1880) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:130 +0x80 fp=0xc0005bf908 sp=0xc0005bf890 pc=0x180298 github.com/google/syzkaller/prog.(*Target).lazyInit-fm() /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:127 +0x34 fp=0xc0005bf918 sp=0xc0005bf908 pc=0x188cdc sync.(*Once).doSlow(0xc0003f1988, 0xc0005bf9f8) /usr/local/go/src/sync/once.go:68 +0xcc fp=0xc0005bf960 sp=0xc0005bf918 pc=0x99814 sync.(*Once).Do(...) /usr/local/go/src/sync/once.go:59 github.com/google/syzkaller/prog.GetTarget({0x6b39ee, 0x5}, {0xffffffc31ede92, 0x7}) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:108 +0x17c fp=0xc0005bfa88 sp=0xc0005bf960 pc=0x17ff74 main.main() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:164 +0x3c0 fp=0xc0005bff88 sp=0xc0005bfa88 pc=0x55aa68 runtime.main() /usr/local/go/src/runtime/proc.go:255 +0x268 fp=0xc0005bffd8 sp=0xc0005bff88 pc=0x4f770 runtime.goexit() /usr/local/go/src/runtime/asm_riscv64.s:507 +0x4 fp=0xc0005bffd8 sp=0xc0005bffd8 pc=0x82314 goroutine 5 [select]: go.opencensus.io/stats/view.(*worker).start(0xc00032e200) /syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:276 +0xb0 created by go.opencensus.io/stats/view.init.0 /syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x80 ps_root_recvmsgcb: failed to send message to pid 2825: Connection refused ps_root_recvmsgcb: failed to send message to pid 2826: Connection refused VM DIAGNOSIS: 07:47:28 Registers: info registers vcpu 0 pc 0000000080000540 mhartid 0000000000000000 mstatus 0000000000000922 mip 0000000000000080 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005e88 mepc ffffffff8018d768 sepc ffffffff8283829e mcause 8000000000000007 scause 8000000000000009 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8018d768 x2/sp ff20000001d65e40 x3/gp ffffffff85cd2ea0 x4/tp ff60000010bc1880 x5/t0 ffebffff028887d6 x6/t1 00000000000f0000 x7/t2 0000000000000000 x8/s0 ff20000001d65e70 x9/s1 ff20000001d65f60 x10/a0 ff20000001d65f6c x11/a1 0000000000000007 x12/a2 1fe40000003acbed x13/a3 ffffffff8018d768 x14/a4 0000000000000000 x15/a5 ff20000001d65f6c x16/a6 0000000000000100 x17/a7 0000000000000101 x18/s2 0000000000000028 x19/s3 ffffffff80532c1c x20/s4 0000000000000029 x21/s5 ffffffff80532c1c x22/s6 0000000000000001 x23/s7 0000000000007fff x24/s8 ff20000001d67dd0 x25/s9 ff20000001d65f60 x26/s10 ffffffffffff8000 x27/s11 ffffffff80006004 x28/t3 fffffffff3f3f300 x29/t4 fffffffef0f65a12 x30/t5 fffffffef0f65a13 x31/t6 ff60000013931cd8 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 ffffffff80006294 mhartid 0000000000000001 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005e88 mepc ffffffff80006294 sepc ffffffff80006298 mcause 8000000000000003 scause 8000000000000001 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8000628c x2/sp ff20000000337e70 x3/gp ffffffff85cd2ea0 x4/tp ff600000080e3100 x5/t0 ff200000002c75a0 x6/t1 00000000000f0000 x7/t2 ffffffffffffffff x8/s0 ff20000000337e80 x9/s1 ff600000080e3100 x10/a0 0000000000000001 x11/a1 00000000000f0000 x12/a2 ffffffff8000628c x13/a3 0000000000000002 x14/a4 ff600000080e4100 x15/a5 0000000000000000 x16/a6 0000000000000003 x17/a7 0000000000000001 x18/s2 ffffffff85cd5f60 x19/s3 0000000000000001 x20/s4 ffffffff85cfb460 x21/s5 0000000000000001 x22/s6 0000000000000000 x23/s7 0000000000000000 x24/s8 ff20000000337f40 x25/s9 ffffffff83651858 x26/s10 ffffffff85cf9740 x27/s11 ffffffff83828460 x28/t3 fffffffff3f3f300 x29/t4 ffebffff0b4be294 x30/t5 ffebffff0b4be295 x31/t6 0000000000000006 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