panic: failed to reclaim memory cpuid = 0 time = 1748339784 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe00573de470 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe00573de5d0 vpanic() at vpanic+0x257/frame 0xfffffe00573de790 panic() at panic+0xb5/frame 0xfffffe00573de860 vm_pageout_oom() at vm_pageout_oom+0xce4/frame 0xfffffe00573de8f0 vm_pageout_worker() at vm_pageout_worker+0xf43/frame 0xfffffe00573deea0 vm_pageout() at vm_pageout+0x2ce/frame 0xfffffe00573deef0 fork_exit() at fork_exit+0xcc/frame 0xfffffe00573def30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00573def30 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- KDB: enter: panic [ thread pid 8 tid 100078 ] Stopped at kdb_enter+0x6e: movq $0,0x25be9b7(%rip) db> db> set $lines = 0 db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0x28 rax 0x12 rcx 0xfffffe00033eee30 rdx 0 rbx 0xffffffff827af3e0 .str.27 rsp 0xfffffe00573de5b0 rbp 0xfffffe00573de5d0 rsi 0 rdi 0xffffffff81614639 printf+0x149 r8 0 r9 0xffffffff r10 0 r11 0xfffffe00806ba520 r12 0xfffffe005480b740 r13 0xfffffffffffffffe r14 0xffffffff827af3e0 .str.27 r15 0 rip 0xffffffff815fe7de kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x25be9b7(%rip) db> show proc Process 8 (pagedaemon) at 0xfffffe0008029060: state: NORMAL uid: 0 gids: 0 parent: pid 0 at 0xffffffff83b478e0 ABI: null flag: 0x10000284 flag2: 0 reaper: 0xffffffff83b478e0 reapsubtree: 8 sigparent: 20 vmspace: 0xffffffff83b48880 (map 0xffffffff83b48880) (map.pmap 0xffffffff83b48920) (pmap 0xffffffff83b48990) threads: 3 100078 Run CPU 0 [dom0] 100081 D launds 0xffffffff83ceb304 [laundry: dom0] 100082 D umarcls 0xffffffff827b4721 [uma] db> ps pid ppid pgrp uid state wmesg wchan cmd 8296 2202 766 0 N syz-executor 8295 2069 766 0 N syz-executor 8294 2081 766 0 N syz-executor 8293 2092 766 0 N syz-executor 8292 2104 766 0 N syz-executor 8291 2109 766 0 N syz-executor 8290 2111 766 0 N syz-executor 8289 2114 766 0 N syz-executor 8288 2118 766 0 N syz-executor 8287 2134 766 0 N syz-executor 8286 2138 766 0 N syz-executor 8285 2102 766 0 N syz-executor 8284 2088 766 0 N syz-executor 8283 2076 766 0 N syz-executor 8282 1615 766 0 N syz-executor 8281 1676 766 0 N syz-executor 8280 2441 766 0 N syz-executor 8279 1662 766 0 N syz-executor 8278 1659 766 0 N syz-executor 8277 1698 766 0 N syz-executor 8276 1706 766 0 N syz-executor 8275 1681 766 0 N syz-executor 8274 1696 766 0 N syz-executor 8273 1688 766 0 N syz-executor 8272 1621 766 0 N syz-executor 8271 1620 766 0 N syz-executor 8270 1614 766 0 N syz-executor 8269 1602 766 0 N syz-executor 8268 1554 766 0 N syz-executor 8267 1545 766 0 N syz-executor 8266 1538 766 0 N syz-executor 8265 1513 766 0 N syz-executor 8264 1099 766 0 N syz-executor 8263 2360 766 0 N syz-executor 8262 2338 766 0 N syz-executor 8261 2331 766 0 N syz-executor 8260 2324 766 0 N syz-executor 8259 2316 766 0 N syz-executor 8258 2301 766 0 N syz-executor 8257 2291 766 0 N syz-executor 8256 2282 766 0 N syz-executor 8255 2276 766 0 N syz-executor 8254 2270 766 0 N syz-executor 8253 2264 766 0 N syz-executor 8252 2259 766 0 N syz-executor 8251 2255 766 0 N syz-executor 8250 2251 766 0 N syz-executor 8249 2246 766 0 N syz-executor 8248 2243 766 0 N syz-executor 8247 2237 766 0 N syz-executor 8246 2235 766 0 N syz-executor 8245 2232 766 0 N syz-executor 8244 2230 766 0 N syz-executor 8243 2226 766 0 N syz-executor 8242 2223 766 0 N syz-executor 8241 2220 766 0 N syz-executor 8240 2217 766 0 N syz-executor 8239 2214 766 0 N syz-executor 8238 2207 766 0 N syz-executor 8237 2206 766 0 N syz-executor 8236 2204 766 0 N syz-executor 8235 2199 766 0 N syz-executor 8234 2197 766 0 N syz-executor 8233 2193 766 0 N syz-executor 8232 2191 766 0 N syz-executor 8231 2188 766 0 N syz-executor 8230 2185 766 0 N syz-executor 8229 2183 766 0 N syz-executor 8228 2181 766 0 N syz-executor 8227 2179 766 0 N syz-executor 8226 2177 766 0 N syz-executor 8225 2175 766 0 N syz-executor 8224 2172 766 0 N syz-executor 8223 2170 766 0 N syz-executor 8222 2168 766 0 N syz-executor 8221 2164 766 0 N syz-executor 8220 2160 766 0 N syz-executor 8219 2210 766 0 N syz-executor 8218 2174 766 0 N syz-executor 8217 2140 766 0 N syz-executor 8216 2079 766 0 N syz-executor 8215 2083 766 0 N syz-executor 8214 2103 766 0 N syz-executor 8213 2105 766 0 N syz-executor 8212 2110 766 0 N syz-executor 8211 2113 766 0 N syz-executor 8210 2115 766 0 N syz-executor 8209 2123 766 0 N syz-executor 8208 2135 766 0 N syz-executor 8207 2139 766 0 N syz-executor 8206 2090 766 0 N syz-executor 8205 2086 766 0 N syz-executor 8204 2449 766 0 N syz-executor 8203 1623 766 0 N syz-executor 8202 2452 766 0 N syz-executor 8201 2437 766 0 N syz-executor 8200 1658 766 0 N syz-executor 8199 1708 766 0 N syz-executor 8198 1693 766 0 N syz-executor 8197 1684 766 0 N syz-executor 8196 1700 766 0 N syz-executor 8195 1690 766 0 N syz-executor 8194 1159 766 0 D pfault 0xffffffff83007480 syz-executor 8193 1624 766 0 D pfault 0xffffffff83007480 syz-executor 8192 1616 766 0 D pfault 0xffffffff83007480 syz-executor 8191 1605 766 0 D pfault 0xffffffff83007480 syz-executor 8190 1601 766 0 D pfault 0xffffffff83007480 syz-executor 8189 1547 766 0 D pfault 0xffffffff83007480 syz-executor 8188 1537 766 0 D pfault 0xffffffff83007480 syz-executor 8187 1514 766 0 D pfault 0xffffffff83007480 syz-executor 8186 1092 766 0 D pfault 0xffffffff83007480 syz-executor 8185 3624 766 0 D pfault 0xffffffff83007480 syz-executor 8184 2341 766 0 D pfault 0xffffffff83007480 syz-executor 8183 2334 766 0 D pfault 0xffffffff83007480 syz-executor 8182 2328 766 0 D pfault 0xffffffff83007480 syz-executor 8181 2322 766 0 D pfault 0xffffffff83007480 syz-executor 8180 2311 766 0 D pfault 0xffffffff83007480 syz-executor 8179 2293 766 0 D pfault 0xffffffff83007480 syz-executor 8178 2283 766 0 D pfault 0xffffffff83007480 syz-executor 8177 2279 766 0 D pfault 0xffffffff83007480 syz-executor 8176 2272 766 0 D pfault 0xffffffff83007480 syz-executor 8175 2267 766 0 D pfault 0xffffffff83007480 syz-executor 8174 2263 766 0 D pfault 0xffffffff83007480 syz-executor 8173 2257 766 0 D pfault 0xffffffff83007480 syz-executor 8172 2254 766 0 D pfault 0xffffffff83007480 syz-executor 8171 2247 766 0 D pfault 0xffffffff83007480 syz-executor 8170 2245 766 0 D pfault 0xffffffff83007480 syz-executor 8169 2239 766 0 D pfault 0xffffffff83007480 syz-executor 8168 2236 766 0 D pfault 0xffffffff83007480 syz-executor 8167 2233 766 0 D pfault 0xffffffff83007480 syz-executor 8166 2231 766 0 D pfault 0xffffffff83007480 syz-executor 8165 2228 766 0 D pfault 0xffffffff83007480 syz-executor 8164 2225 766 0 D pfault 0xffffffff83007480 syz-executor 8163 2221 766 0 D pfault 0xffffffff83007480 syz-executor 8162 2218 766 0 D pfault 0xffffffff83007480 syz-executor 8161 2215 766 0 D pfault 0xffffffff83007480 syz-executor 8160 2211 766 0 D pfault 0xffffffff83007480 syz-executor 8159 2205 766 0 D pfault 0xffffffff83007480 syz-executor 8158 2203 766 0 D pfault 0xffffffff83007480 syz-executor 8157 2198 766 0 D pfault 0xffffffff83007480 syz-executor 8156 2196 766 0 D pfault 0xffffffff83007480 syz-executor 8155 2192 766 0 D pfault 0xffffffff83007480 syz-executor 8154 2189 766 0 D pfault 0xffffffff83007480 syz-executor 8153 2186 766 0 D pfault 0xffffffff83007480 syz-executor 8152 2184 766 0 D pfault 0xffffffff83007480 syz-executor 8151 2182 766 0 D pfault 0xffffffff83007480 syz-executor 8150 2180 766 0 D pfault 0xffffffff83007480 syz-executor 8149 2178 766 0 D pfault 0xffffffff83007480 syz-executor 8148 2176 766 0 D pfault 0xffffffff83007480 syz-executor 8147 2173 766 0 D pfault 0xffffffff83007480 syz-executor 8146 2171 766 0 D pfault 0xffffffff83007480 syz-executor 8145 2169 766 0 D pfault 0xffffffff83007480 syz-executor 8144 2166 766 0 D pfault 0xffffffff83007480 syz-executor 8143 2163 766 0 D pfault 0xffffffff83007480 syz-executor 8142 2159 766 0 D pfault 0xffffffff83007480 syz-executor 7806 1600 766 0 N syz-executor 8141 8141 0 0 N syz-executor 8139 2156 766 0 N syz-executor 8137 813serialport: VM disconnected.