ps_root_recvmsgcb: failed to send message to pid 2777: Connection refused ps_root_recvmsgcb: failed to send message to pid 2781: Connection refused ps_root_recvmsgcb: failed to send message to pid 2802: Connection refused ps_root_recvmsgcb: failed to send message to pid 2801: Connection refused [ 272.191944][ T2672] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 272.213856][ T2672] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 288.992877][ T2834] warn_alloc: 1 callbacks suppressed [ 288.993214][ T2834] dhcpcd: vmalloc error: size 4096, vm_struct allocation failed, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=/,mems_allowed=0 [ 288.997891][ T2834] CPU: 1 PID: 2834 Comm: dhcpcd Tainted: G W 6.2.0-rc1-syzkaller #0 [ 288.999688][ T2834] Hardware name: riscv-virtio,qemu (DT) [ 289.001643][ T2834] Call Trace: [ 289.002790][ T2834] [] dump_backtrace+0x2e/0x3c [ 289.004484][ T2834] [] show_stack+0x34/0x40 [ 289.006100][ T2834] [] dump_stack_lvl+0xe0/0x14c [ 289.007879][ T2834] [] dump_stack+0x1c/0x24 [ 289.009565][ T2834] [] warn_alloc+0x168/0x22c [ 289.011816][ T2834] [] __vmalloc_node_range+0xb6c/0xdb4 [ 289.013612][ T2834] [] bpf_jit_alloc_exec+0x46/0x52 [ 289.015304][ T2834] [] bpf_jit_binary_alloc+0x96/0x13c [ 289.016508][ T2834] [] bpf_int_jit_compile+0x886/0xaa6 [ 289.017532][ T2834] [] bpf_prog_select_runtime+0x1a2/0x22e [ 289.018605][ T2834] [] bpf_migrate_filter+0x258/0x2be [ 289.020003][ T2834] [] bpf_prepare_filter+0x10e/0x1b4 [ 289.021587][ T2834] [] __get_filter+0x148/0x1a0 [ 289.022706][ T2834] [] sk_attach_filter+0x22/0x11a [ 289.023740][ T2834] [] sk_setsockopt+0x144e/0x270c [ 289.024877][ T2834] [] sock_setsockopt+0x48/0x58 [ 289.025986][ T2834] [] __sys_setsockopt+0x3f0/0x418 [ 289.027018][ T2834] [] sys_setsockopt+0x3a/0x4c [ 289.027996][ T2834] [] ret_from_syscall+0x0/0x2 [ 289.031753][ T2834] Mem-Info: [ 289.032565][ T2834] active_anon:979 inactive_anon:41 isolated_anon:0 [ 289.032565][ T2834] active_file:0 inactive_file:5733 isolated_file:0 [ 289.032565][ T2834] unevictable:768 dirty:4046 writeback:0 [ 289.032565][ T2834] slab_reclaimable:5190 slab_unreclaimable:18760 [ 289.032565][ T2834] mapped:1059 shmem:804 pagetables:101 [ 289.032565][ T2834] sec_pagetables:0 bounce:0 [ 289.032565][ T2834] kernel_misc_reclaimable:0 [ 289.032565][ T2834] free:279489 free_pcp:1079 free_cma:4096 [ 289.035108][ T2834] Node 0 active_anon:3916kB inactive_anon:164kB active_file:0kB inactive_file:22932kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:4236kB dirty:16184kB writeback:0kB shmem:3216kB writeback_tmp:0kB kernel_stack:4472kB pagetables:404kB sec_pagetables:0kB all_unreclaimable? no [ 289.037015][ T2834] Node 0 DMA32 free:1117956kB boost:0kB min:4656kB low:6012kB high:7368kB reserved_highatomic:0KB active_anon:3916kB inactive_anon:164kB active_file:0kB inactive_file:22932kB unevictable:3072kB writepending:16184kB present:2095104kB managed:1359004kB mlocked:0kB bounce:0kB free_pcp:4316kB local_pcp:2788kB free_cma:16384kB [ 289.040133][ T2834] lowmem_reserve[]: 0 0 0 [ 289.041787][ T2834] Node 0 DMA32: 1*4kB (U) 2*8kB (ME) 1*16kB (U) 3*32kB (UME) 2*64kB (ME) 2*128kB (UE) 3*256kB (UME) 1*512kB (M) 2*1024kB (ME) 4*2048kB (MEC) 270*4096kB (MC) = 1117956kB [ 289.048672][ T2834] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 289.050702][ T2834] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 289.051786][ T2834] 6549 total pagecache pages [ 289.052591][ T2834] 0 pages in swap cache [ 289.053319][ T2834] Free swap = 0kB [ 289.054043][ T2834] Total swap = 0kB [ 289.054807][ T2834] 523776 pages RAM [ 289.055583][ T2834] 0 pages HighMem/MovableOnly [ 289.056353][ T2834] 184025 pages reserved [ 289.057102][ T2834] 4096 pages cma reserved ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 [ 304.031012][ T2839] warn_alloc: 1 callbacks suppressed [ 304.031249][ T2839] dhcpcd: vmalloc error: size 4096, vm_struct allocation failed, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=/,mems_allowed=0 [ 304.034550][ T2839] CPU: 0 PID: 2839 Comm: dhcpcd Tainted: G W 6.2.0-rc1-syzkaller #0 [ 304.035667][ T2839] Hardware name: riscv-virtio,qemu (DT) [ 304.036492][ T2839] Call Trace: [ 304.037212][ T2839] [] dump_backtrace+0x2e/0x3c [ 304.038365][ T2839] [] show_stack+0x34/0x40 [ 304.039501][ T2839] [] dump_stack_lvl+0xe0/0x14c [ 304.041277][ T2839] [] dump_stack+0x1c/0x24 [ 304.042497][ T2839] [] warn_alloc+0x168/0x22c [ 304.043595][ T2839] [] __vmalloc_node_range+0xb6c/0xdb4 [ 304.044836][ T2839] [] bpf_jit_alloc_exec+0x46/0x52 [ 304.046105][ T2839] [] bpf_jit_binary_alloc+0x96/0x13c [ 304.047351][ T2839] [] bpf_int_jit_compile+0x886/0xaa6 [ 304.048545][ T2839] [] bpf_prog_select_runtime+0x1a2/0x22e [ 304.049897][ T2839] [] bpf_migrate_filter+0x258/0x2be [ 304.051609][ T2839] [] bpf_prepare_filter+0x10e/0x1b4 [ 304.052763][ T2839] [] __get_filter+0x148/0x1a0 [ 304.053911][ T2839] [] sk_attach_filter+0x22/0x11a [ 304.055014][ T2839] [] sk_setsockopt+0x144e/0x270c [ 304.056151][ T2839] [] sock_setsockopt+0x48/0x58 [ 304.057319][ T2839] [] __sys_setsockopt+0x3f0/0x418 [ 304.058464][ T2839] [] sys_setsockopt+0x3a/0x4c [ 304.059575][ T2839] [] ret_from_syscall+0x0/0x2 [ 304.070504][ T2839] Mem-Info: [ 304.071394][ T2839] active_anon:839 inactive_anon:43 isolated_anon:0 [ 304.071394][ T2839] active_file:0 inactive_file:7277 isolated_file:0 [ 304.071394][ T2839] unevictable:768 dirty:368 writeback:0 [ 304.071394][ T2839] slab_reclaimable:5325 slab_unreclaimable:18446 [ 304.071394][ T2839] mapped:1060 shmem:806 pagetables:101 [ 304.071394][ T2839] sec_pagetables:0 bounce:0 [ 304.071394][ T2839] kernel_misc_reclaimable:0 [ 304.071394][ T2839] free:278619 free_pcp:1165 free_cma:4096 [ 304.074626][ T2839] Node 0 active_anon:3356kB inactive_anon:172kB active_file:0kB inactive_file:29108kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:4240kB dirty:1472kB writeback:0kB shmem:3224kB writeback_tmp:0kB kernel_stack:4472kB pagetables:404kB sec_pagetables:0kB all_unreclaimable? no [ 304.076900][ T2839] Node 0 DMA32 free:1114476kB boost:0kB min:4656kB low:6012kB high:7368kB reserved_highatomic:0KB active_anon:3356kB inactive_anon:172kB active_file:0kB inactive_file:29108kB unevictable:3072kB writepending:1472kB present:2095104kB managed:1359004kB mlocked:0kB bounce:0kB free_pcp:4660kB local_pcp:2280kB free_cma:16384kB [ 304.126106][ T2839] lowmem_reserve[]: 0 0 0 [ 304.128037][ T2839] Node 0 DMA32: 15*4kB (UM) 20*8kB (UE) 23*16kB (UM) 51*32kB (UM) 7*64kB (UE) 2*128kB (UE) 2*256kB (UE) 2*512kB (UE) 2*1024kB (UM) 5*2048kB (UMEC) 268*4096kB (MC) = 1114476kB [ 304.157101][ T2839] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 304.158151][ T2839] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 304.159213][ T2839] 8112 total pagecache pages [ 304.194100][ T2839] 0 pages in swap cache [ 304.194942][ T2839] Free swap = 0kB [ 304.195704][ T2839] Total swap = 0kB [ 304.196476][ T2839] 523776 pages RAM [ 304.197235][ T2839] 0 pages HighMem/MovableOnly [ 304.198006][ T2839] 184025 pages reserved [ 304.198807][ T2839] 4096 pages cma reserved ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 ps_bpf_start_bpf: bpf_open: Unknown error 524 ps_root_recvmsg: Unknown error 524 Warning: Permanently added '[localhost]:19672' (ECDSA) to the list of known hosts. 1970/01/01 00:05:24 fuzzer started runtime: lfstack.push invalid packing: node=0xffffff5e986240 cnt=0x1 packed=0xffff5e9862400001 -> node=0xffff5e986240 fatal error: lfstack.push runtime stack: runtime.throw({0x6cfe80, 0xc}) /usr/local/go/src/runtime/panic.go:1198 +0x60 runtime.(*lfstack).push(0x14ab418, 0xffffff5e986240) /usr/local/go/src/runtime/lfstack.go:30 +0x1a8 runtime.(*spanSetBlockAlloc).free(...) /usr/local/go/src/runtime/mspanset.go:292 runtime.(*spanSet).reset(0x14a4660) /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(0x6ff90, 0x64d960, 0x1) /usr/local/go/src/runtime/malloc.go:1174 +0x7d0 fp=0xc0005bf6b8 sp=0xc0005bf638 pc=0x1d070 runtime.newarray(0x64d960, 0x89d) /usr/local/go/src/runtime/malloc.go:1250 +0x94 fp=0xc0005bf6e0 sp=0xc0005bf6b8 pc=0x1d2dc runtime.makeBucketArray(0x5f1460, 0xb, 0x0) /usr/local/go/src/runtime/map.go:362 +0x204 fp=0xc0005bf710 sp=0xc0005bf6e0 pc=0x1e3ec runtime.hashGrow(0x5f1460, 0xc000075aa0) /usr/local/go/src/runtime/map.go:1036 +0xb4 fp=0xc0005bf758 sp=0xc0005bf710 pc=0x201ac runtime.mapassign_faststr(0x5f1460, 0xc000075aa0, {0x739dcd, 0x1f}) /usr/local/go/src/runtime/map_faststr.go:275 +0xe4 fp=0xc0005bf7c0 sp=0xc0005bf758 pc=0x23a0c github.com/google/syzkaller/prog.(*Target).initTarget(0xc00045e1c0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:159 +0x384 fp=0xc0005bf890 sp=0xc0005bf7c0 pc=0x180d6c github.com/google/syzkaller/prog.(*Target).lazyInit(0xc00045e1c0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:130 +0x80 fp=0xc0005bf908 sp=0xc0005bf890 pc=0x1806f0 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=0x189204 sync.(*Once).doSlow(0xc00045e2c8, 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}, {0xffffffd478de92, 0x7}) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:108 +0x17c fp=0xc0005bfa88 sp=0xc0005bf960 pc=0x1803cc main.main() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:164 +0x3c0 fp=0xc0005bff88 sp=0xc0005bfa88 pc=0x55b5a8 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 18 [select]: go.opencensus.io/stats/view.(*worker).start(0xc0000f7080) /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 2834: Connection refused ps_root_recvmsgcb: failed to send message to pid 2835: Connection refused VM DIAGNOSIS: 02:32:27 Registers: info registers vcpu 0 pc ffffffff80006294 mhartid 0000000000000000 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005e88 mepc ffffffff80010d88 sepc ffffffff80006298 mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8000628c x2/sp ff20000000337e70 x3/gp ffffffff85efe540 x4/tp ff600000084b3100 x5/t0 ff20000004ff7500 x6/t1 00000000000f0000 x7/t2 ffffffff804e0c6a x8/s0 ff20000000337e80 x9/s1 ff600000084b3100 x10/a0 0000000000000001 x11/a1 00000000000f0000 x12/a2 ffffffff8000628c x13/a3 0000000000000002 x14/a4 ff600000084b4100 x15/a5 0000000000000000 x16/a6 0000000000000003 x17/a7 0000000000000001 x18/s2 ffffffff85f01600 x19/s3 0000000000000001 x20/s4 ffffffff85f27460 x21/s5 0000000000000001 x22/s6 0000000000000000 x23/s7 0000000000000000 x24/s8 ff20000000337f40 x25/s9 ffffffff83852a80 x26/s10 ffffffff85f25740 x27/s11 ffffffff83a284a0 x28/t3 fffffffff3f3f300 x29/t4 ffebffff0b53e294 x30/t5 ffebffff0b53e295 x31/t6 0000000000000002 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 4120000000000000 f3/ft3 403a000000000000 f4/ft4 4101d81000000000 f5/ft5 403895c01a39fbd7 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 ffffffff8022cd66 mhartid 0000000000000001 mstatus 00000000000000a2 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005e88 mepc ffffffff80010d88 sepc ffffffff82a25428 mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8019038e x2/sp ff20000005065ca0 x3/gp ffffffff85efe540 x4/tp ff60000013009880 x5/t0 ffebffff02a3215e x6/t1 00000000000f0000 x7/t2 0000000000000000 x8/s0 ff20000005065d20 x9/s1 ff200000050675d0 x10/a0 0000000000000000 x11/a1 0000000000000007 x12/a2 ffffffff8000b758 x13/a3 0000000000000100 x14/a4 ff60000013009880 x15/a5 0000000000000000 x16/a6 0000000000000100 x17/a7 0000000000000102 x18/s2 ff20000005067650 x19/s3 0000000000000000 x20/s4 0000000000000024 x21/s5 ffffffff82d545d2 x22/s6 0000000000000001 x23/s7 0000000000007fff x24/s8 ff20000005067850 x25/s9 ff20000005065d80 x26/s10 ffffffffffff8000 x27/s11 ffffffff80006004 x28/t3 fffffffff3f3f300 x29/t4 fffffffef0f9ca82 x30/t5 fffffffef0f9ca83 x31/t6 ff6000000ea614d8 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