last executing test programs: 63.257485ms ago: executing program 0 (id=1): r0 = open(&(0x7f00000000c0)='./file0\x00', 0x615, 0x0) chmod(&(0x7f0000000180)='./file0\x00', 0x27f) setuid(0xee01) truncate(&(0x7f0000000400)='./file0\x00', 0x1) r1 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000440), 0x7e1b21b5f00cb051, 0x0) r2 = socket(0x18, 0x2, 0x0) setsockopt(r2, 0x1000000029, 0x2e, 0x0, 0x0) getsockopt(r2, 0x29, 0x32, 0x0, 0x0) ioctl$BIOCSETIF(r1, 0x8020426c, &(0x7f0000000280)={'tap', 0x0}) ioctl$BIOCSETF(0xffffffffffffffff, 0x80104267, &(0x7f0000000040)={0x3, &(0x7f0000000080)=[{0x0, 0x9, 0x2, 0x2}, {0x6, 0x10, 0xe4, 0x100}, {0x6, 0xa, 0x83, 0x400f}]}) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000180)="258b300ad15115bb14aa764dce743f74b3f3e834648795710d8b999eeff9b9908c038f39cc280d24", 0x28}], 0x1, 0x0, 0x0, 0x4}, 0xe) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000000)={'tap', 0x0}) sysctl$kern(0x0, 0x0, &(0x7f0000000480)="71cb3027811600f9fa01efff587d454ca0801d60e798bdf4e420e6adda00800000ffb5df80b4c44a3c2f2c763eca160008f8cf964ef31d6986331de5168b2ac6", &(0x7f0000000080)=0x40, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) ioctl$BIOCSETF(r1, 0x80104267, &(0x7f0000000040)={0x0, 0x0}) syz_emit_ethernet(0x36, &(0x7f00000024c0)={@random="533ed089f74d", @random="be18f0edadcd", [], {@ipv4={0x800, {{0x5, 0x4, 0x2, 0x29, 0x28, 0x65, 0x9, 0x1, 0x2e, 0x0, @empty, @broadcast}, @tcp={{0x2, 0x1, 0x41424344, 0x41424344, 0x1, 0x0, 0x5, 0x2, 0x0, 0x0, 0xffff}}}}}}) setitimer(0x1, 0x0, 0x0) 55.05896ms ago: executing program 1 (id=2): r0 = socket(0x800000018, 0x3, 0x0) sysctl$kern(&(0x7f00000000c0)={0x1, 0x55}, 0x3, &(0x7f0000000300)="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", &(0x7f0000000180)=0xfeea, 0x0, 0xe5f81a4756f9a02) mknod(&(0x7f00000000c0)='./bus\x00', 0x2000, 0x881) r1 = open$dir(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) mknodat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x2000, 0x801) open$dir(&(0x7f00000002c0)='./file0\x00', 0x80, 0x2e) dup2(r0, r1) sysctl$kern(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r2 = open(&(0x7f0000000040)='./file0\x00', 0x0, 0x3a) sysctl$hw(&(0x7f00000000c0)={0x6, 0xf}, 0x2, 0x0, &(0x7f0000000080), 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) sysctl$hw(&(0x7f00000000c0), 0x2, &(0x7f00000001c0), &(0x7f0000000080), 0x0, 0x0) openat$bpf(0xffffffffffffff9c, &(0x7f0000000440), 0x7e1b21b5f00cb051, 0x0) ioctl$BIOCSETIF(0xffffffffffffffff, 0x8020426c, &(0x7f0000000280)={'tap', 0x0}) ioctl$BIOCSETF(0xffffffffffffffff, 0x80104267, &(0x7f0000000040)={0x3, &(0x7f0000000080)=[{0x78c, 0x8b, 0x2, 0x4}, {0x2, 0x10, 0x0, 0x2}, {0x6, 0xa, 0x5, 0x400f}]}) writev(0xffffffffffffffff, &(0x7f0000000080)=[{&(0x7f00000001c0)="d3d3b638becfcd3ee2d5a73b09000000000000007f01000000bc725614810311ca3dde21b21e15489a2474c1ea73fafe81360473698a99901e5f04e6", 0x3c}], 0x1) sysctl$kern(0x0, 0x0, &(0x7f0000000300)="79ac599aedde607116918f7d52e7ddb70a231e47f1b30e1a4341e2b8db34ec9b03fa0f581f6385f580211a9d", &(0x7f0000000080)=0x2c, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) r3 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000440), 0x7e1b21b5f00cb051, 0x0) ioctl$BIOCSETIF(r3, 0x8020426c, &(0x7f0000000280)={'tap', 0x0}) ioctl$BIOCSETF(r3, 0x80104267, &(0x7f0000000040)={0x0, 0x0}) syz_emit_ethernet(0x36, &(0x7f0000000140)=ANY=[]) r4 = syz_open_pts() close(r4) ftruncate(r4, 0x8) ioctl$TIOCSETAF(r2, 0x802c7416, &(0x7f0000000140)={0x2089, 0x10001, 0xfffffffe, 0x4, "00f1ff00"}) 51.274695ms ago: executing program 2 (id=3): mknod(&(0x7f00000000c0)='./bus\x00', 0x2000, 0xd02) (async) mknod(&(0x7f00000000c0)='./bus\x00', 0x2000, 0xd02) r0 = socket(0x11, 0x3, 0x0) recvfrom$inet(r0, &(0x7f0000000100)=""/39, 0x27, 0x1042, 0x0, 0x0) unveil(&(0x7f00000001c0)='./bus/\x00', &(0x7f0000000140)='r\x00') 38.094302ms ago: executing program 3 (id=4): r0 = openat$speaker(0xffffffffffffff9c, &(0x7f0000000040), 0x1, 0x0) writev(0xffffffffffffffff, &(0x7f00000002c0)=[{&(0x7f0000000080)="76e5eac907f9ccf7a251ceddcec7d6aa45cffe2c63a56077123a276d3ba4e9d17eb3eb5db12a3783a8e0620d357de1fe04fa9465b5bd1286e9624dec06a00c222f", 0x41}], 0x1) rename(&(0x7f0000000100)='./file0\x00', 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) symlink(&(0x7f00000000c0)='./bus\x00', &(0x7f00000006c0)='./file0\x00') mmap(&(0x7f00005e0000/0x4000)=nil, 0x4000, 0x0, 0x1012, 0xffffffffffffffff, 0x0) r1 = open$dir(&(0x7f0000000040)='./file0\x00', 0x8, 0x1d4) mknod(&(0x7f00000000c0)='./bus\x00', 0x2000, 0x881) r2 = open(&(0x7f0000000040)='./bus\x00', 0x200, 0x3a) ioctl$TIOCEXCL(r2, 0x2000740d) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) chmod(&(0x7f0000000180)='./file0\x00', 0x286) setreuid(0xee00, 0x0) r3 = getuid() setreuid(0xee00, r3) r4 = open(&(0x7f00000000c0)='./file1\x00', 0x615, 0x1) mknodat(r1, &(0x7f0000000140)='./file0\x00', 0x80, 0xfffffffa) writev(r0, &(0x7f0000001540)=[{&(0x7f00000025c0)="6ce445fc8173eb3d539275a9dc5870e13077e657ab6083814a322589358fe2a571967b627fcc6aa2f6ea8bd4661a3fa44f852c98e233c1d0ec345b9b360f20a213daf5810e6f1b8b0f12e41e0915452fb68223fb5e95dd37f65d55d9f93cb40d13e38a61fc63cf97c5af18eacfbd3a7329f4da21c1e1896cc9c911e770439139a1695c5f6f1750829fdbd188ad50b23b686d83d5e586efd8606fe657f6a75f8356bcdeed851bf509c4425292f8fb414776ea92ceddd69585fd85b190686d1dd1ff7aa16b46d4fa3509acbccab95c7742905f23e4e31d179c1d5f13a6625dfafd09fc2b91332b316f7dcdd0be0657c46a191f73af878396026e7230dc244dd8c5150ae123b9f7acd01ed6404632c13ad9120e21c11ed172e4738b80ce223e490c51f2f9cf91026af7bed5b5e5c95db5420e4e16220e7dbe202789adbf135aa28d1db092cce8aacc366e342e54", 0x14c}], 0x1) execve(0x0, 0x0, 0x0) setrlimit(0x8, &(0x7f0000000980)={0x42, 0x8}) r5 = syz_open_pts() close(r5) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x3, 0x5012, 0xffffffffffffffff, 0x0) socket(0x2, 0x2, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff}, 0x0) writev(r4, &(0x7f0000000640)=[{&(0x7f00000001c0)="9603b3943f46df97e387cc5862e7ca8b3ea561ec361fad398066e9c4a49832518b75d38439e4a11916f3ecb44c54258c31d910bb4daa964cbf71a1418ae4a06cd7e3174eae1ccd26df7dacb8be4af71b7cfd8dabf5bf40d2cfd8cdb9ce5a1f5a991a7f296805d52740064a7780c090fb00e53b75b468aaef04dbda71a0566bca828ccf4f31c175c1d155f119c0e5d38b7a2491028f18c2289d2239864d8b3bcc77a224105debf2dde50075685a3bea92a4326dd7ebc9d9ae4bf4eb4a807a7200cb158af6381e3c4aada90cb1635dc4a1362250036a38c92873b3e654a0cb15ec1fef"}, {&(0x7f0000000300)="7d66fa1b67720bdd107565a1518429e184e141a3cef355b8fdc43cf138d7404e7f2cb49474e8a4c9bc04520b603f83bb47a0f2017484d75458620cb1dca77a650c5920191ded217a9baec19132c8030f6a97c4b95aa0b9b1f03b52ba13ecaa4218004dd0f0f91a64fad07831fd0ffb2fe9bfd30627a5e1d276c75667adf8607d3681aba8331682b7a8369914cb6642b9816ea9d82778d43f06b7a94797d348febdb7c175efa72c3cac52c75f5ebe19645578e63561f9f0662a8605cde1463163e56f9de7b69c811bd1d4522119f6208d917350e34ec4"}, {&(0x7f0000000400)="f389453e6a5485593f07a5c68dd251a76d84710c7970514e3cb8b61f960914f168d6364b57bb4aa0af5ba40feea71eec45a50f6d83cb6284364e2d08ae74922686995a952584a29d1c1ca32b1c9a3569b0a2ab5c28ee314898c73ab04cf5c0e00a5584a871e8738c4bf1603b72932a612783df67019c68d0257916b93870b66256713d20d4cf23e92a77ef787daf402fc37651dcc14ab8e85aaf009392f72516"}, {&(0x7f0000000540)="e5924f420e80a35ad38008c89c0105fcc99a2e802a6f011192f8ba1be9fac10ee7509f265a9b859dc4dbc5286592e883575320f3940a773217313211dd1829aa77ad6c35317b5763e21ab73b5e4503035a8c3cf0a4b73e76b4706bdc3a2b6e6ca0425f2662b9b3572dc54475a79cf46e80b41fbd2f4844e37f372e"}, {&(0x7f00000005c0)="f010415caa32c6100d0da83956efe87ce3fbc74ee7d30cc94d7edd953b3259b9bd48347de1b655621c4ea37009af7cb92bcbc86d104d7b4c68118f769c14a8697bb73552042bce45e2ce35610d6e9345704661b05284814177d4abdc213cb4bfa54690125f404d467340d8d81acfca40e188c416802bc8f7"}], 0x1060) r7 = openat$vmm(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0) sysctl$hw(&(0x7f0000000000)={0x4, 0x2}, 0x2, 0x0, 0x0, 0x0, 0x0) ioctl$VMM_IOC_INFO(r7, 0xc0285602, &(0x7f0000000000)={0x0, 0x0, 0x0}) write(r6, &(0x7f00000000c0)="c3", 0xffffffed) 36.597908ms ago: executing program 4 (id=5): mprotect(&(0x7f00004ed000/0x2000)=nil, 0x2000, 0x1) setuid(0xee01) (async) r0 = socket(0x18, 0x1, 0x0) getsockopt$SO_PEERCRED(r0, 0xffff, 0x1022, &(0x7f0000000040), 0xc) setsockopt(r0, 0x1000000029, 0xc, &(0x7f0000000000)="ebffcbff13b9fd812eaa4e713048e69931929648", 0x14) 35.241184ms ago: executing program 5 (id=6): r0 = semget(0x3, 0x1, 0x602) semop(r0, 0xfffffffffffffffe, 0x4c) r1 = socket(0x11, 0x3, 0x0) sendto$unix(r1, &(0x7f0000000000)="b1000501600000041600000007000000087c156610c18125d7f96ecfc73fd3d89815a9c61d3952ddb06b36ac970bff03000000000000000000000000ebe1aa5323edeb51e2f0ca3ebbc2c4699a09000000acb5b302000d7d010000000100000021020000742fe2458bfbb770c1f5a8aec872ea772ec58904000000008d9810361b1257aba8c500002012010000de5000000000000000000000000000000000000000000000000000001f00000000000000", 0xb1, 0x808, 0x0, 0x0) 29.621126ms ago: executing program 6 (id=7): ioctl$VMM_IOC_CREATE(0xffffffffffffffff, 0xc2585601, &(0x7f00000000c0)={0x10, 0x0, [{&(0x7f0000ffd000/0x3000)=nil, &(0x7f000017c000/0x3000)=nil, 0x200007fffffffffe}, {&(0x7f0000695000/0x2000)=nil, &(0x7f0000ffa000/0x4000)=nil, 0xffffffffffffff7c}, {&(0x7f0000ffd000/0x1000)=nil, &(0x7f00006b9000/0x1000)=nil, 0x8000000000b936}, {&(0x7f00001da000/0x4000)=nil, &(0x7f00000d6000/0x1000)=nil, 0xfffffffffffffffd}, {&(0x7f000024d000/0x1000)=nil, &(0x7f0000188000/0x2000)=nil, 0x401}, {&(0x7f000060b000/0x2000)=nil, &(0x7f0000095000/0x3000)=nil, 0x80000000}, {&(0x7f000055e000/0x4000)=nil, &(0x7f00005a9000/0x1000)=nil, 0x8}, {&(0x7f0000ffe000/0x2000)=nil, &(0x7f00000ce000/0x4000)=nil, 0x5}, {&(0x7f0000ffc000/0x1000)=nil, &(0x7f0000ffa000/0x4000)=nil}, {&(0x7f00003bc000/0x3000)=nil, &(0x7f00003f2000/0x2000)=nil, 0xa}, {&(0x7f000064b000/0x2000)=nil, &(0x7f000038f000/0x4000)=nil, 0x12b}, {&(0x7f0000008000/0x3000)=nil, &(0x7f0000688000/0x4000)=nil, 0x9}, {&(0x7f0000196000/0x3000)=nil, &(0x7f00003e4000/0x2000)=nil, 0x4}, {&(0x7f000024b000/0x2000)=nil, &(0x7f0000ffc000/0x2000)=nil, 0xffffffffbffffff9}, {&(0x7f00001f9000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, 0x1000039f7}, {&(0x7f0000ffa000/0x4000)=nil, &(0x7f0000001000/0x800000)=nil, 0x8}], './file0\x00', 0xfffffffe}) mknod(&(0x7f0000000400)='./file0\x00', 0x2000, 0x5c4a) r0 = open(&(0x7f0000000300)='./file0\x00', 0x0, 0x0) kevent(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x3, 0x7fffffff}) r1 = kqueue() kevent(r1, &(0x7f00000000c0), 0x30, 0x0, 0x158, 0x0) close(r0) r2 = socket$inet(0x2, 0x2, 0x0) chflagsat(0xffffffffffffffff, 0x0, 0x0, 0x0) bind(r2, &(0x7f0000000000)=@in6={0x18, 0x1, 0x0, 0x2}, 0xc) setsockopt$inet_opts(r2, 0x0, 0x200000000000c, &(0x7f0000000080)="eaef125c00000000", 0x8) setsockopt$inet_opts(r2, 0x0, 0x200000000000c, &(0x7f0000000240)="ea00000100000000", 0xc) 0s ago: executing program 7 (id=8): mkdir(&(0x7f0000000040)='./file2\x00', 0xc1) mkdir(&(0x7f0000000300)='./file2/file0\x00', 0xc2) setgid(0xffffffffffffffff) setgroups(0x0, 0x0) setuid(0xffffffffffffffff) unveil(&(0x7f0000000080)='./file2/file0\x00', &(0x7f0000000140)='c\x00') r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x20000, 0x80) getsockopt$sock_cred(0xffffffffffffff9c, 0xffff, 0x1022, &(0x7f0000000080)={0x0, 0x0}, &(0x7f0000000180)=0xc) mknod(&(0x7f0000000000)='./bus\x00', 0x2000, 0x0) r2 = open(&(0x7f00000000c0)='./bus\x00', 0x0, 0x0) ioctl$WSMOUSEIO_SCALIBCOORDS(0xffffffffffffffff, 0x81205724, &(0x7f0000000100)={0x7ff, 0x7, 0x7, 0x101, 0x80000001, 0x80000001, 0x80000000, 0x10, [{0x0, 0x7, 0x4, 0x71000}, {0x7, 0x6, 0x8, 0xfffffff9}, {0x8, 0xf86, 0x0, 0xaf9}, {0x2000004, 0x800, 0x7}, {0x5, 0x7fffffff, 0xe, 0x7}, {0x2, 0x6, 0x3, 0x101}, {0xcdf, 0x1, 0x1, 0x6d}, {0x200a, 0x80803, 0x14, 0x8}, {0x0, 0x81, 0x2, 0x9}, {0x6, 0x8002, 0xc7, 0x88}, {0x4, 0xffffaac5, 0x34, 0xaeb}, {0x7ff, 0x9, 0x8, 0x5}, {0xb8c, 0x4, 0x5, 0x6}, {0x29a71717, 0xfffffff9, 0x6, 0x6}, {0x3, 0x7, 0x4}, {0x0, 0x1, 0x0, 0x30000}]}) poll(&(0x7f0000000000)=[{}], 0x20000000000000fe, 0x0) close(r2) r3 = shmget$private(0x0, 0x3000, 0x28d, &(0x7f00003e4000/0x3000)=nil) r4 = getegid() shmctl$IPC_SET(r3, 0x1, &(0x7f0000000000)={{0x10001, 0x0, r4, 0x0, r4, 0x17f, 0xf0}, 0xfffffffd, 0xff7e, 0x0, 0xffffffffffffffff, 0x2280, 0x0, 0x40000002}) fchownat(r0, &(0x7f0000000040)='./file0\x00', r1, r4, 0x0) syz_emit_ethernet(0x94, &(0x7f0000000240)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaabb0800450800860066000000119078e0ac1400bb4e204e23", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYRES64=r3]) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.1.168' (ED25519) to the list of known hosts. uvm_fault(0xffffffff83893350, 0xffff80000149808a, 0, 1) -> e kernel: page fault trap, code=0 Stopped at arp_rtrequest+0x65e: movzwl 0xc(%r15,%rbx,1),%ecx TID PID UID PRFLAGS PFLAGS CPU COMMAND *479746 3586 0 0 0x4000000 0 syz-executor arp_rtrequest(ffff800000039058,1,fffffd807a032898) at arp_rtrequest+0x65e rtrequest(1,ffff80003c947958,0,ffff80003c9478d0,16) at rtrequest+0xd4c rtm_output(ffff800001495000,ffff80003c947a00,ffff80003c947958,0,16) at rtm_output+0x855 route_output(fffffd800d3fe000,ffff800001425ad8) at route_output+0x9ac route_send(ffff800001425ad8,fffffd800d3fe000,0,0) at route_send+0xd7 sosend(ffff800001425ad8,0,ffff80003c947ba8,0,0,808) at sosend+0x824 sendit(ffff80002a7f02b0,3,ffff80003c947ca0,808,ffff80003c947d50) at sendit+0x721 sys_sendto(ffff80002a7f02b0,ffff80003c947e00,ffff80003c947d50) at sys_sendto+0x8d syscall(ffff80003c947e00) at syscall+0x97e Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x33fcaba3c0, count: 5 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic *cpu0: uvm_fault(0xffffffff83893350, 0xffff80000149808a, 0, 1) -> e ddb> trace arp_rtrequest(ffff800000039058,1,fffffd807a032898) at arp_rtrequest+0x65e rtrequest(1,ffff80003c947958,0,ffff80003c9478d0,16) at rtrequest+0xd4c rtm_output(ffff800001495000,ffff80003c947a00,ffff80003c947958,0,16) at rtm_output+0x855 route_output(fffffd800d3fe000,ffff800001425ad8) at route_output+0x9ac route_send(ffff800001425ad8,fffffd800d3fe000,0,0) at route_send+0xd7 sosend(ffff800001425ad8,0,ffff80003c947ba8,0,0,808) at sosend+0x824 sendit(ffff80002a7f02b0,3,ffff80003c947ca0,808,ffff80003c947d50) at sendit+0x721 sys_sendto(ffff80002a7f02b0,ffff80003c947e00,ffff80003c947d50) at sys_sendto+0x8d syscall(ffff80003c947e00) at syscall+0x97e Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x33fcaba3c0, count: -10 ddb> show registers rdi 0xffff800035d0e000 rsi 0x93a rbp 0xffff80003c9477a0 rbx 0xde rdx 0xffff800035d0e000 rcx 0x100040600080100 rax 0xfffffd800d3fe4e0 r8 0x1000 __ALIGN_SIZE r9 0 r10 0xf7eb4e4eaae402a r11 0x7734603a2ae17d25 r12 0x1a r13 0xfffffd800d3fe400 r14 0xfffffd807a032898 r15 0xffff800001497fa0 rip 0xffffffff81337d6e arp_rtrequest+0x65e cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80003c947720 ss 0x10 arp_rtrequest+0x65e: movzwl 0xc(%r15,%rbx,1),%ecx ddb> show proc PROC (syz-executor) tid=479746 pid=3586 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=51, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a7f19c0,0xffff80002a7f07e0 process=0xffff800036114db0 user=0xffff80003c942000, vmspace=0xfffffd806ba97448 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 4185 468449 14673 0 2 0 syz-executor 17991 228322 4092 0 2 0 syz-executor 17991 217986 4092 0 3 0x4000080 fsleep syz-executor 24413 243730 60701 60929 2 0x10 syz-executor 24413 463415 60701 60929 3 0x4000090 fsleep syz-executor 3586 42031 34481 0 2 0 syz-executor * 3586 479746 34481 0 7 0x4000000 syz-executor 15676 267283 10409 0 2 0 syz-executor 15676 519991 10409 0 3 0x4000080 fsleep syz-executor 27375 96526 66437 0 2 0 syz-executor 27375 459433 66437 0 3 0x4000080 sbwait syz-executor 27375 423427 66437 0 3 0x4000080 fsleep syz-executor 16695 28659 6723 60929 2 0x10 syz-executor 16695 502998 6723 60929 3 0x4000090 fsleep syz-executor 2272 462317 10987 0 2 0 syz-executor 2272 319307 10987 0 3 0x4000080 ttyopn syz-executor 14673 436559 22872 0 3 0x82 nanoslp syz-executor 4092 311003 22872 0 3 0x82 nanoslp syz-executor 34481 376693 22872 0 2 0xc82 syz-executor 60701 330038 22872 0 3 0x82 nanoslp syz-executor 10409 379505 22872 0 3 0x82 nanoslp syz-executor 66437 198136 22872 0 2 0xc82 syz-executor 10987 463268 22872 0 3 0x82 nanoslp syz-executor 6723 82480 22872 0 3 0x82 nanoslp syz-executor 22872 162899 5653 0 2 0x2 syz-executor 5653 191007 1879 0 3 0x10008a sigsusp ksh 1879 338623 56954 0 3 0x98 kqread sshd-session 56954 221881 85264 0 3 0x92 kqread sshd-session 94254 458884 1 0 3 0x100083 ttyin getty 85264 18767 1 0 3 0x88 kqread sshd 47905 166939 68399 73 3 0x1100090 kqread syslogd 68399 36195 1 0 3 0x100082 sbwait syslogd 5529 9561 1 0 3 0x100080 kqread resolvd 68676 154611 51108 77 3 0x100092 kqread dhcpleased 71328 16115 51108 77 3 0x100092 kqread dhcpleased 51108 75017 1 0 3 0x80 kqread dhcpleased 96970 221235 0 0 3 0x14200 bored smr 46417 370346 0 0 2 0x14200 zerothread 88938 209426 0 0 3 0x14200 aiodoned aiodoned 51129 495076 0 0 3 0x14200 syncer update 67523 228932 0 0 3 0x14200 cleaner cleaner 92144 68332 0 0 3 0x14200 reaper reaper 959 440137 0 0 3 0x14200 pgdaemon pagedaemon 52971 375599 0 0 3 0x14200 bored viomb 15188 59688 0 0 3 0x40014200 acpi0 acpi0 99846 421844 0 0 3 0x14200 bored softnet3 62896 394285 0 0 3 0x14200 bored softnet2 97370 458179 0 0 3 0x14200 bored softnet1 42178 25994 0 0 3 0x14200 bored softnet0 69314 369803 0 0 3 0x14200 smrbar systqmp 15411 192114 0 0 3 0x14200 bored systq 2517 200192 0 0 3 0x40014200 tmoslp softclock 12297 332689 0 0 3 0x40014200 idle0 1 348245 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10167 11040K 11052K 166960K 11244 0 pcb 18 12K 12K 166960K 18 0 rtable 214 7K 7K 166960K 276 0 pf 30 12K 12K 166960K 30 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 9K 166960K 5 0 counters 32 17K 17K 166960K 32 0 ioctlops 0 0K 2K 166960K 29 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1337 84K 84K 166960K 1356 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 3 0K 0K 166960K 4 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 89K 166960K 138 0 proc 58 59K 91K 166960K 473 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 99 7K 7K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 25 122K 122K 166960K 25 0 exec 0 0K 1K 166960K 347 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 215 159K 168K 166960K 2757 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 39 78K 93K 166960K 1170 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 1 0K 0K 166960K 1 0 NDP 27 2K 2K 166960K 27 0 temp 33 8662K 8724K 166960K 3633 0 kqueue 13 20K 20K 166960K 21 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 39 0 34 1 0 1 1 0 8 0 rtentry 136 96 0 1 4 0 4 4 0 8 0 unpcb 144 31 0 16 1 0 1 1 0 8 0 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 736 7 0 2 1 0 1 1 0 8 0 arp 88 10 0 0 1 0 1 1 0 8 0 inpcb 328 57 0 47 1 0 1 1 0 8 0 nd6 104 16 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 437 0 0 28 0 28 28 0 8 0 art_table 40 439 0 0 5 0 5 5 0 8 0 art_node 32 96 0 4 1 0 1 1 0 8 0 semapl 112 1 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1552 0 47 95 0 95 95 0 8 0 ffsino 248 1552 0 47 95 0 95 95 0 8 0 nchpl 144 1736 0 45 63 0 63 63 0 8 0 uvmvnodes 80 1634 0 0 34 0 34 34 0 8 0 vnodes 216 1634 0 0 91 0 91 91 0 8 0 namei 1024 5059 0 5059 2 0 2 2 0 8 2 kstatmem 264 22 0 0 2 0 2 2 0 8 0 scxspl 216 6123 0 6123 8 0 8 8 1 8 8 plimitpl 152 26 0 10 1 0 1 1 0 8 0 sigapl 424 418 0 372 6 0 6 6 0 8 0 knotepl 120 2413 0 2366 2 0 2 2 0 8 0 kqueuepl 184 17 0 8 1 0 1 1 0 8 0 pipepl 296 99 0 72 3 0 3 3 0 8 0 fdescpl 440 402 0 372 5 0 5 5 0 8 1 filepl 120 1279 0 1066 7 0 7 7 0 8 0 lockfpl 104 7 0 4 1 0 1 1 0 8 0 lockfspl 48 5 0 2 1 0 1 1 0 8 0 sessionpl 144 21 0 13 1 0 1 1 0 8 0 pgrppl 48 29 0 13 1 0 1 1 0 8 0 ucredpl 104 66 0 53 1 0 1 1 0 8 0 zombiepl 144 372 0 372 1 0 1 1 0 8 1 processpl 1160 418 0 372 4 0 4 4 0 8 0 procpl 656 426 0 372 5 0 5 5 0 8 0 sockpl 528 127 0 97 2 0 2 2 0 8 0 mcl8k 8192 4 0 4 1 0 1 1 0 8 1 mcl4k 4096 2413 0 2361 13 0 13 13 0 8 4 mcl2k 2048 146 0 145 1 0 1 1 0 8 0 mtagpl 96 4 0 4 1 0 1 1 0 8 1 mbufpl 256 3700 0 3569 9 0 9 9 0 8 0 bufpl 280 2807 0 117 193 0 193 193 0 8 0 anonpl 24 96319 0 93357 23 0 23 23 0 187 5 amapchunkpl 152 7887 0 7435 18 0 18 18 0 158 0 amappl16 200 1834 0 1822 5 0 5 5 0 8 4 amappl15 192 7 0 7 1 0 1 1 0 8 1 amappl14 184 103 0 93 1 0 1 1 0 8 0 amappl13 176 16 0 15 1 0 1 1 0 8 0 amappl12 168 1014 0 985 3 0 3 3 0 8 1 amappl11 160 44 0 34 1 0 1 1 0 8 0 amappl10 152 3 0 3 1 0 1 1 0 8 1 amappl9 144 249 0 248 1 0 1 1 0 8 0 amappl8 136 28 0 27 1 0 1 1 0 8 0 amappl7 128 95 0 85 1 0 1 1 0 8 0 amappl6 120 171 0 168 1 0 1 1 0 8 0 amappl5 112 115 0 109 1 0 1 1 0 8 0 amappl4 104 262 0 248 1 0 1 1 0 8 0 amappl3 96 1187 0 1085 3 0 3 3 0 8 0 amappl2 88 607 0 555 2 0 2 2 0 8 0 amappl1 80 7995 0 7449 13 0 13 13 0 8 0 amappl 88 2122 0 1971 4 0 4 4 0 92 0 dma4096 4096 1 0 1 1 0 1 1 0 8 1 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 0 1 1 0 8 1 dma128 128 253 0 253 1 0 1 1 0 8 1 dma64 64 6 0 6 1 0 1 1 0 8 1 dma32 32 7 0 7 1 0 1 1 0 8 1 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 402 0 372 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 402 0 372 1 0 1 1 0 8 0 vmmpekpl 168 4669 0 4643 2 0 2 2 0 8 0 vmmpepl 168 32436 0 30622 79 0 79 79 0 357 0 vmsppl 360 401 0 372 4 0 4 4 0 8 1 rwobjpl 32 13576 0 11142 21 0 21 21 0 8 0 pdppl 4096 810 0 744 92 14 78 78 0 8 12 pvpl 32 205988 0 197771 67 0 67 67 0 265 0 pmappl 216 401 0 372 2 0 2 2 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 251 0 14 7 0 7 7 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace arp_rtrequest(ffff800000039058,1,fffffd807a032898) at arp_rtrequest+0x65e rtrequest(1,ffff80003c947958,0,ffff80003c9478d0,16) at rtrequest+0xd4c rtm_output(ffff800001495000,ffff80003c947a00,ffff80003c947958,0,16) at rtm_output+0x855 route_output(fffffd800d3fe000,ffff800001425ad8) at route_output+0x9ac route_send(ffff800001425ad8,fffffd800d3fe000,0,0) at route_send+0xd7 sosend(ffff800001425ad8,0,ffff80003c947ba8,0,0,808) at sosend+0x824 sendit(ffff80002a7f02b0,3,ffff80003c947ca0,808,ffff80003c947d50) at sendit+0x721 sys_sendto(ffff80002a7f02b0,ffff80003c947e00,ffff80003c947d50) at sys_sendto+0x8d syscall(ffff80003c947e00) at syscall+0x97e Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x33fcaba3c0, count: -10 ddb> machine ddbcpu 1 No such command ddb> trace arp_rtrequest(ffff800000039058,1,fffffd807a032898) at arp_rtrequest+0x65e rtrequest(1,ffff80003c947958,0,ffff80003c9478d0,16) at rtrequest+0xd4c rtm_output(ffff800001495000,ffff80003c947a00,ffff80003c947958,0,16) at rtm_output+0x855 route_output(fffffd800d3fe000,ffff800001425ad8) at route_output+0x9ac route_send(ffff800001425ad8,fffffd800d3fe000,0,0) at route_send+0xd7 sosend(ffff800001425ad8,0,ffff80003c947ba8,0,0,808) at sosend+0x824 sendit(ffff80002a7f02b0,3,ffff80003c947ca0,808,ffff80003c947d50) at sendit+0x721 sys_sendto(ffff80002a7f02b0,ffff80003c947e00,ffff80003c947d50) at sys_sendto+0x8d syscall(ffff80003c947e00) at syscall+0x97e Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x33fcaba3c0, count: -10