ps_root_recvmsgcb: failed to send message to pid 2779: Connection refused [ 279.581697][ T2674] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. ps_root_recvmsgcb: failed to send message to pid 2784: Connection refused [ 287.237799][ T2674] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 287.284752][ T2674] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. ps_root_recvmsgcb: failed to send message to pid 2804: Connection refused ps_root_recvmsgcb: failed to send message to pid 2805: Connection refused [ 312.417835][ T2824] warn_alloc: 1 callbacks suppressed [ 312.418112][ T2824] dhcpcd: vmalloc error: size 4096, vm_struct allocation failed, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=/,mems_allowed=0 [ 312.421423][ T2824] CPU: 0 PID: 2824 Comm: dhcpcd Tainted: G W 6.2.0-rc1-syzkaller #0 [ 312.423223][ T2824] Hardware name: riscv-virtio,qemu (DT) [ 312.424415][ T2824] Call Trace: [ 312.425235][ T2824] [] dump_backtrace+0x2e/0x3c [ 312.426409][ T2824] [] show_stack+0x34/0x40 [ 312.427415][ T2824] [] dump_stack_lvl+0xe0/0x14c [ 312.428556][ T2824] [] dump_stack+0x1c/0x24 [ 312.429693][ T2824] [] warn_alloc+0x168/0x22c [ 312.430711][ T2824] [] __vmalloc_node_range+0xb6c/0xdb4 [ 312.431936][ T2824] [] bpf_jit_alloc_exec+0x46/0x52 [ 312.433408][ T2824] [] bpf_jit_binary_alloc+0x96/0x13c [ 312.434527][ T2824] [] bpf_int_jit_compile+0x886/0xaa6 [ 312.435607][ T2824] [] bpf_prog_select_runtime+0x1a2/0x22e [ 312.436709][ T2824] [] bpf_migrate_filter+0x258/0x2be [ 312.437806][ T2824] [] bpf_prepare_filter+0x10e/0x1b4 [ 312.438894][ T2824] [] __get_filter+0x148/0x1a0 [ 312.440021][ T2824] [] sk_attach_filter+0x22/0x11a [ 312.441138][ T2824] [] sk_setsockopt+0x144e/0x270c [ 312.442476][ T2824] [] sock_setsockopt+0x48/0x58 [ 312.444027][ T2824] [] __sys_setsockopt+0x3f0/0x418 [ 312.445133][ T2824] [] sys_setsockopt+0x3a/0x4c [ 312.446187][ T2824] [] ret_from_syscall+0x0/0x2 [ 312.493827][ T2824] Mem-Info: [ 312.495375][ T2824] active_anon:34 inactive_anon:970 isolated_anon:0 [ 312.495375][ T2824] active_file:1703 inactive_file:4742 isolated_file:0 [ 312.495375][ T2824] unevictable:768 dirty:4732 writeback:0 [ 312.495375][ T2824] slab_reclaimable:5226 slab_unreclaimable:18669 [ 312.495375][ T2824] mapped:1080 shmem:804 pagetables:110 [ 312.495375][ T2824] sec_pagetables:0 bounce:0 [ 312.495375][ T2824] kernel_misc_reclaimable:0 [ 312.495375][ T2824] free:278984 free_pcp:1130 free_cma:4096 [ 312.499768][ T2824] Node 0 active_anon:136kB inactive_anon:3880kB active_file:6812kB inactive_file:18968kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:4320kB dirty:18928kB writeback:0kB shmem:3216kB writeback_tmp:0kB kernel_stack:4544kB pagetables:440kB sec_pagetables:0kB all_unreclaimable? no [ 312.524107][ T2824] Node 0 DMA32 free:1115936kB boost:0kB min:4656kB low:6012kB high:7368kB reserved_highatomic:0KB active_anon:136kB inactive_anon:3880kB active_file:6812kB inactive_file:18968kB unevictable:3072kB writepending:18928kB present:2095104kB managed:1359004kB mlocked:0kB bounce:0kB free_pcp:4600kB local_pcp:2840kB free_cma:16384kB [ 312.529115][ T2824] lowmem_reserve[]: 0 0 0 [ 312.531457][ T2824] Node 0 DMA32: 68*4kB (UME) 30*8kB (UE) 0*16kB 1*32kB (M) 0*64kB 0*128kB 3*256kB (UME) 1*512kB (U) 2*1024kB (ME) 3*2048kB (EC) 270*4096kB (MC) = 1115936kB [ 312.566268][ T2824] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 312.567839][ T2824] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 312.569524][ T2824] 7249 total pagecache pages [ 312.570616][ T2824] 0 pages in swap cache [ 312.571590][ T2824] Free swap = 0kB [ 312.603701][ T2824] Total swap = 0kB [ 312.604848][ T2824] 523776 pages RAM [ 312.605701][ T2824] 0 pages HighMem/MovableOnly [ 312.606515][ T2824] 184025 pages reserved [ 312.607393][ T2824] 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 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]:19111' (ECDSA) to the list of known hosts. 1970/01/01 00:05:48 fuzzer started runtime: lfstack.push invalid packing: node=0xffffff664f9940 cnt=0x1 packed=0xffff664f99400001 -> node=0xffff664f9940 fatal error: lfstack.push runtime stack: runtime.throw({0x6cfe6c, 0xc}) /usr/local/go/src/runtime/panic.go:1198 +0x60 runtime.(*lfstack).push(0x14ab0b8, 0xffffff664f9940) /usr/local/go/src/runtime/lfstack.go:30 +0x1a8 runtime.(*spanSetBlockAlloc).free(...) /usr/local/go/src/runtime/mspanset.go:292 runtime.(*spanSet).reset(0x14a4300) /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=0xc00063f5c0 sp=0xc00063f5b8 pc=0x80368 runtime.gcStart({0x0, 0x0, 0x0}) /usr/local/go/src/runtime/mgc.go:659 +0x544 fp=0xc00063f638 sp=0xc00063f5c0 pc=0x2bcb4 runtime.mallocgc(0x37f60, 0x64d960, 0x1) /usr/local/go/src/runtime/malloc.go:1174 +0x7d0 fp=0xc00063f6b8 sp=0xc00063f638 pc=0x1d070 runtime.newarray(0x64d960, 0x44e) /usr/local/go/src/runtime/malloc.go:1250 +0x94 fp=0xc00063f6e0 sp=0xc00063f6b8 pc=0x1d2dc runtime.makeBucketArray(0x5f1460, 0xa, 0x0) /usr/local/go/src/runtime/map.go:362 +0x204 fp=0xc00063f710 sp=0xc00063f6e0 pc=0x1e3ec runtime.hashGrow(0x5f1460, 0xc000514240) /usr/local/go/src/runtime/map.go:1036 +0xb4 fp=0xc00063f758 sp=0xc00063f710 pc=0x201ac runtime.mapassign_faststr(0x5f1460, 0xc000514240, {0x7572b5, 0x27}) /usr/local/go/src/runtime/map_faststr.go:275 +0xe4 fp=0xc00063f7c0 sp=0xc00063f758 pc=0x23a0c github.com/google/syzkaller/prog.(*Target).initTarget(0xc00038da40) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:159 +0x384 fp=0xc00063f890 sp=0xc00063f7c0 pc=0x180914 github.com/google/syzkaller/prog.(*Target).lazyInit(0xc00038da40) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:130 +0x80 fp=0xc00063f908 sp=0xc00063f890 pc=0x180298 github.com/google/syzkaller/prog.(*Target).lazyInit-fm() /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:127 +0x34 fp=0xc00063f918 sp=0xc00063f908 pc=0x188cdc sync.(*Once).doSlow(0xc00038db48, 0xc00063f9f8) /usr/local/go/src/sync/once.go:68 +0xcc fp=0xc00063f960 sp=0xc00063f918 pc=0x99814 sync.(*Once).Do(...) /usr/local/go/src/sync/once.go:59 github.com/google/syzkaller/prog.GetTarget({0x6b39ee, 0x5}, {0xfffffffc3dde92, 0x7}) /syzkaller/gopath/src/github.com/google/syzkaller/prog/target.go:108 +0x17c fp=0xc00063fa88 sp=0xc00063f960 pc=0x17ff74 main.main() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:164 +0x3c0 fp=0xc00063ff88 sp=0xc00063fa88 pc=0x55b080 runtime.main() /usr/local/go/src/runtime/proc.go:255 +0x268 fp=0xc00063ffd8 sp=0xc00063ff88 pc=0x4f770 runtime.goexit() /usr/local/go/src/runtime/asm_riscv64.s:507 +0x4 fp=0xc00063ffd8 sp=0xc00063ffd8 pc=0x82314 goroutine 18 [select]: go.opencensus.io/stats/view.(*worker).start(0xc0000f5080) /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 2824: Connection refused ps_root_recvmsgcb: failed to send message to pid 2825: Connection refused VM DIAGNOSIS: 12:57:05 Registers: info registers vcpu 0 pc ffffffff80127c0e mhartid 0000000000000000 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005e88 mepc ffffffff80010d84 sepc ffffffff833e9cb8 mcause 0000000000000009 scause 0000000000000008 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff83431002 x2/sp ff200000021a6dc0 x3/gp ffffffff85efcae0 x4/tp ff600000119f0000 x5/t0 ff200000021a6cf8 x6/t1 00000000000f0000 x7/t2 ffffffff808279c2 x8/s0 ff200000021a7130 x9/s1 ff1c000002572f00 x10/a0 0000000000000007 x11/a1 00000000000f0000 x12/a2 0000000000000000 x13/a3 0000000000000002 x14/a4 ff600000119f1000 x15/a5 0000000000000000 x16/a6 0000000000000003 x17/a7 0000000000000000 x18/s2 ff200000021a7390 x19/s3 ff1c000002572f00 x20/s4 0000000000000000 x21/s5 ff200000021a70c0 x22/s6 000000000000000f x23/s7 ff200000021a73b0 x24/s8 ff200000021a7398 x25/s9 ff200000021a73cc x26/s10 0000000000000000 x27/s11 ffffffff83ab6d80 x28/t3 fffffffff3f3f300 x29/t4 fffffffef0a301e0 x30/t5 fffffffef0a301e1 x31/t6 ff600000144d9150 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 ffffffff804d836e mhartid 0000000000000001 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff80005e88 mepc ffffffff80010d84 sepc ffffffff8016a150 mcause 0000000000000009 scause 8000000000000009 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8016239c x2/sp ff200000021079a0 x3/gp ffffffff85efcae0 x4/tp ff600000119f3100 x5/t0 ffebffff02929800 x6/t1 00000000000f0000 x7/t2 ffffffff808279c2 x8/s0 ff200000021079d0 x9/s1 0000000000000000 x10/a0 0000000000000005 x11/a1 0000000000000003 x12/a2 ffffffff8046a04c x13/a3 ffffffff80473852 x14/a4 dfffffff00000000 x15/a5 0000000000000001 x16/a6 0000000000000003 x17/a7 0000000000000002 x18/s2 0000000000000000 x19/s3 ffffffff83a2bdc0 x20/s4 ff600000119f4100 x21/s5 ffffffff85f24460 x22/s6 ff1c0000023c64c8 x23/s7 0000000000000000 x24/s8 ffffffff83ad3780 x25/s9 ff60000012e576ac x26/s10 00000000038845a1 x27/s11 0000000000000001 x28/t3 fffffffff3f3f300 x29/t4 ffe37fff00478c9e x30/t5 ffe37fff00478c9f 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