last executing test programs: 870.221863ms ago: executing program 1 (id=2973): mknod(&(0x7f0000000200)='./file0\x00', 0x2000, 0x287e) r0 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) r1 = kqueue() kevent(r1, &(0x7f00000000c0), 0x100, &(0x7f0000000180)=[{{r0}, 0xffffffffffffffff, 0x13}, {{r0}, 0xffffffffffffffff, 0x62}], 0x6, 0x0) 683.951801ms ago: executing program 4 (id=2990): r0 = openat$speaker(0xffffffffffffff9c, &(0x7f00000004c0), 0x2, 0x0) syz_open_pts() writev(r0, &(0x7f0000000200)=[{&(0x7f0000000b80)="4f87d7619d36df42d57b3940777efbddb7c277b6d0c930bbd81fc1e0cb538549a6f208da4dc4b4157628c892c08f48ff5e347a5acd4443302eae56491dd3a63f0b96cd4523f2a203200240997f980d3cc82dd5bcf7642bc97134473b82551bc38bceb6f6101b68408c9c6713d618bf6fa542ca351d65e93a52bc5e533174a6adb2b2c27c550e766f0eed4b5373", 0x8d}], 0x1) execve(0x0, 0x0, 0x0) 617.805707ms ago: executing program 6 (id=2997): socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000015c0)={0xffffffffffffffff}) getsockopt$sock_cred(r0, 0xffff, 0x1022, &(0x7f00000003c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0xc) setegid(r1) setregid(0x0, r1) 583.246334ms ago: executing program 6 (id=3001): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000440), 0x1, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000100)={'tap', 0x0}) ioctl$BIOCSETWF(r0, 0x80104277, &(0x7f0000000140)={0x5, &(0x7f0000000340)=[{0x25, 0x0, 0x2}, {0x0, 0x0, 0xff}, {}, {0x0, 0x0, 0x0, 0x25}, {0x6, 0x0, 0x0, 0x800}]}) write(r0, &(0x7f0000000200)="d81ad3d20cf7eb4e9be33bbd1a30", 0xe) 567.31732ms ago: executing program 0 (id=3002): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f00000000c0)={'tap', 0x0}) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f0000000000)={0x3, &(0x7f0000001780)=[{0x2, 0xff, 0x0, 0xd}, {0x40, 0x0, 0x1, 0x81}, {0x836, 0x0, 0xfb}]}) syz_extract_tcp_res(0x0, 0x7f, 0x6) 567.153711ms ago: executing program 1 (id=3003): sysctl$vm_swapencrypt(&(0x7f0000000000)={0x2, 0x5, 0x2}, 0x3, 0x0, 0x0, 0x0, 0x0) sysctl$hw(&(0x7f0000000000)={0x4, 0x1f}, 0x3, 0x0, 0x0, 0x0, 0x2) mprotect(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1) sysctl$vfs_nfs(&(0x7f0000000000), 0x3, &(0x7f00000025c0), 0x0, 0x0, 0x0) 541.818539ms ago: executing program 6 (id=3009): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0), 0x100000000000039d, 0x0}, 0x0) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x3, 0x5012, 0xffffffffffffffff, 0x0) execve(0x0, 0x0, 0x0) 497.837263ms ago: executing program 7 (id=3010): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f0000000100)={0x3, &(0x7f00000000c0)=[{0x40, 0x0, 0x8, 0x6}, {0xc, 0x0, 0x1, 0x81}, {0x16, 0x7, 0x7, 0x3ff}]}) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000040)={'tap', 0x0}) syz_emit_ethernet(0x3e, &(0x7f00000001c0)=ANY=[]) 497.064731ms ago: executing program 0 (id=3011): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000280), 0x80, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000140)={'tap', 0x0}) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f00000004c0)={0x3, &(0x7f0000000080)=[{0x44, 0x0, 0x0, 0xfffffffd}, {0x48}, {0x6, 0x0, 0x0, 0x4}]}) syz_emit_ethernet(0x3a, &(0x7f00000002c0)=ANY=[]) 495.601792ms ago: executing program 1 (id=3012): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000100), 0x462, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000000)={'tap', 0x0}) ioctl$BIOCSETWF(r0, 0x80104277, &(0x7f0000000140)={0x3, &(0x7f0000000040)=[{0x81, 0x0, 0x0, 0x2}, {0x5}, {0x157e, 0x0, 0x0, 0xffffffff}]}) writev(r0, &(0x7f00000002c0)=[{&(0x7f0000000340)="ebebfd510bbcd3a9b489e989c14f", 0xe}], 0x1) 494.865892ms ago: executing program 3 (id=3013): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000080), 0x200, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000180)={'tap', 0x0}) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f0000000200)={0x3, &(0x7f0000000000)=[{0x50}, {0x24}, {0x812e}]}) syz_emit_ethernet(0x126f, &(0x7f0000000340)=ANY=[]) 494.740544ms ago: executing program 4 (id=3014): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000100), 0x462, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000000)={'tap', 0x0}) ioctl$BIOCSETWF(r0, 0x80104277, &(0x7f0000002780)={0x4, &(0x7f0000000080)=[{0x81, 0x0, 0x3, 0x4000004}, {0x87, 0x0, 0x0, 0x4}, {0x50, 0x0, 0xa}, {0x6, 0x34, 0x8, 0x2}]}) writev(r0, &(0x7f0000000300)=[{&(0x7f00000002c0)="ebebfd51b489e9b93d7f23d9b700", 0xe}], 0x1) 478.247505ms ago: executing program 7 (id=3016): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000000), 0x80, 0x0) setreuid(0x0, 0xee01) ioctl$BIOCLOCK(r0, 0x20004276) ioctl$BIOCSRTIMEOUT(r0, 0x8010426d, &(0x7f0000000100)={0x6, 0x6}) 443.723375ms ago: executing program 1 (id=3018): mkdir(&(0x7f0000000300)='./file1\x00', 0x0) chroot(&(0x7f0000000240)='./file1\x00') ioctl$BIOCSETWF(0xffffffffffffffff, 0x80104277, &(0x7f0000000140)={0x3, &(0x7f00000000c0)=[{0x0, 0x0, 0x80}, {0x2, 0x0, 0x0, 0xffffffff}, {0xa, 0x0, 0x0, 0x4d}]}) sysctl$kern(&(0x7f00000000c0)={0x1, 0x49}, 0x6, &(0x7f0000000100)="71f91e3471ac0058bc5a91501d94a34b8e5f84cf71b59c7afec37082", &(0x7f0000000080)=0x1918, 0x0, 0x37) 443.487901ms ago: executing program 0 (id=3019): open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x4ebfac6bbaf7949) r0 = open(&(0x7f00000000c0)='./file0\x00', 0x80000000000206, 0x0) writev(r0, &(0x7f0000000280)=[{&(0x7f0000000000)='#!', 0x2}], 0x1) execve(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) 443.352733ms ago: executing program 3 (id=3020): setuid(0xffffffffffffffff) ioctl$BIOCSETIF(0xffffffffffffffff, 0x8020426c, &(0x7f00000001c0)={'tap', 0x0}) r0 = socket(0x18, 0x1, 0x0) ioctl$FIONREAD(r0, 0x802069b5, &(0x7f00000001c0)) 443.265222ms ago: executing program 4 (id=3021): r0 = socket(0x11, 0x3, 0x0) r1 = socket(0x11, 0x3, 0x0) sendto$unix(r1, &(0x7f0000000300)="b1000503000004000000000007000000331c13fecea10500fef96ec0c72fd3357ae30200004e3039d2d236acf20b7804be38164991f7c8cf5f882b297be1aa0500000051e2f0ad09000000000000009b672f4d335c223e7d0c032bfa896443a42102000000720fd18bfbb670c1f5a872c881ea6e2ec5890400000000008000361b1257aea8c500002002fbfe0c2300008abfba353e537e2ba37f50b60900000008e371a3f8343712051eeab71d1889e000", 0xb1, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f0000001300)={0x0}, 0x10, 0x0, 0x0) 414.009289ms ago: executing program 4 (id=3023): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000240), 0x8012, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000000)={'tap', 0x0}) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f0000000100)={0x3, &(0x7f0000000340)=[{0x14, 0x8, 0x3, 0x8}, {0x5, 0x7, 0x40}, {0x6, 0xe, 0x2}]}) syz_emit_ethernet(0x1019, &(0x7f0000000400)=ANY=[]) 371.740466ms ago: executing program 3 (id=3025): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000100), 0x1, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000000)={'tap', 0x0}) ioctl$BIOCSETWF(r0, 0x80104277, &(0x7f0000000280)={0x3, &(0x7f0000000080)=[{0x30, 0x0, 0xfe, 0x4}, {0x4, 0x0, 0xb}, {0x6, 0x0, 0xfe, 0x7ffffffc}]}) write(r0, &(0x7f0000000200)="ce4aa4e0ffffff02aadf8701f131", 0xe) 371.571951ms ago: executing program 0 (id=3026): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000000), 0x200, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000100)={'tap', 0x0}) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f00000001c0)={0x3, &(0x7f0000000080)=[{0x80, 0x0, 0x0, 0x8}, {0x48, 0x5, 0x1}, {0x6, 0x1, 0x9d}]}) syz_emit_ethernet(0xe, &(0x7f0000000100)=ANY=[]) 370.893312ms ago: executing program 1 (id=3027): r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) preadv(r0, &(0x7f0000000080)=[{&(0x7f0000000100)=""/254, 0xfffffc47}, {&(0x7f00000003c0)=""/171, 0xab}, {&(0x7f00000002c0)=""/243, 0xe2}], 0x134, 0x0) madvise(&(0x7f00003e0000/0x1000)=nil, 0x1000, 0x0) madvise(&(0x7f00003e1000/0x1000)=nil, 0x1000, 0x0) 370.628181ms ago: executing program 6 (id=3028): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000000)={'tap', 0x0}) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f0000000100)={0x3, &(0x7f0000000400)=[{0x14}, {0x2c}, {0x6, 0xe}]}) syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x11, 0x0, @multicast2, @broadcast}, @icmp=@dest_unreach={0x3, 0x0, 0x0, 0x0, 0x8, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, @empty, @multicast1}}}}}}) 363.408456ms ago: executing program 4 (id=3029): pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) poll(&(0x7f00000000c0)=[{r0, 0x80}], 0x1, 0x10000) fcntl$setstatus(r0, 0x4, 0xc0) close(r1) 216.288569ms ago: executing program 0 (id=3031): mknod(&(0x7f0000000100)='./file0\x00', 0x1000, 0x0) open$dir(&(0x7f00000000c0)='./file0\x00', 0x40000400001803c1, 0x0) open(&(0x7f0000000480)='./file0\x00', 0x1, 0x0) execve(0x0, 0x0, 0x0) 215.825324ms ago: executing program 7 (id=3032): syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="ffffffffffffaaaaaaaaaabb86dd605d34520030000000000000000000000400000000200000000000000005000400000000000000010100907800000000603977"]) open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) mprotect(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1) unveil(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000300)='W\x00') 208.247958ms ago: executing program 3 (id=3033): munmap(&(0x7f0000001000/0x3000)=nil, 0x3000) r0 = shmget$private(0x0, 0x3000, 0x0, &(0x7f0000ffa000/0x3000)=nil) shmat(r0, &(0x7f0000001000/0x3000)=nil, 0x0) sysctl$kern(&(0x7f00000000c0)={0x1, 0x49}, 0x6, &(0x7f0000000100)="71f91e3471ac0058bc5a91501d94a34b8e5f84cf71b59c7afec37082", &(0x7f0000000080)=0xff0a, 0x0, 0x37) 187.14804ms ago: executing program 7 (id=3034): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f00000000c0), 0x462, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000980)={'tap', 0x0}) ioctl$BIOCSETWF(r0, 0x80104277, &(0x7f0000000040)={0x3, &(0x7f0000000080)=[{0x48}, {0x84, 0x5}, {0x16, 0x0, 0x10}]}) write(r0, &(0x7f0000000380)="7f17f0f090ce2575e17291c25683", 0xe) 184.867831ms ago: executing program 5 (id=3035): mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = socket(0x2, 0x4001, 0x0) r1 = dup(r0) getsockopt$sock_int(r1, 0xffff, 0x4, &(0x7f0000000100), &(0x7f0000000180)=0x4) 165.521729ms ago: executing program 3 (id=3036): r0 = socket(0x18, 0x2, 0x0) setsockopt(r0, 0x1000000000029, 0x9, &(0x7f0000000040)="03000000", 0x4) r1 = dup(r0) setsockopt(r1, 0x1000000000029, 0xa, &(0x7f0000000240), 0x0) 165.20796ms ago: executing program 7 (id=3037): mprotect(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0) mknod(&(0x7f0000000040)='./bus\x00', 0x2000, 0x2412df7) r0 = open(&(0x7f0000000000)='./bus\x00', 0x2, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000002f40)="79ed", 0x2}], 0x1) 164.726714ms ago: executing program 2 (id=3038): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f0000000000)={0x3, &(0x7f0000000180)=[{0x4d, 0x0, 0x0, 0xd}, {0x54, 0x6, 0xc, 0x10}, {0x2006, 0xff, 0x9d, 0xfffffffe}]}) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000340)={'tap', 0x0}) syz_emit_ethernet(0x2a, &(0x7f0000000040)={@local, @remote, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x8, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0}, @broadcast}, @udp={{0x1, 0x2, 0x8}}}}}}) 142.820177ms ago: executing program 2 (id=3039): mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = socket(0x18, 0x1, 0x0) setuid(0xffffffffffffffff) setsockopt(r0, 0x1000000029, 0xd, &(0x7f0000000000)="ebffcbff13b9fd812eaa4e713048e69931929648", 0x14) 142.443524ms ago: executing program 5 (id=3040): mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) setreuid(0x0, 0xee01) r0 = socket(0x18, 0x2, 0x0) setsockopt(r0, 0x1000000000029, 0x37, &(0x7f0000000040)='Q[{L', 0x4) 121.10219ms ago: executing program 2 (id=3041): ioctl$BIOCSETWF(0xffffffffffffffff, 0x80104277, &(0x7f00000000c0)={0x2, &(0x7f0000000080)=[{}, {0x4, 0x0, 0x0, 0xa6}]}) sysctl$kern(&(0x7f0000000080)={0x1, 0x31}, 0x4000000000000004, 0x0, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) sysctl$kern(&(0x7f0000000080)={0x1, 0x59}, 0x5, 0x0, 0x0, 0x0, 0xffffffffffffffb0) 119.937377ms ago: executing program 5 (id=3042): mknod(&(0x7f0000000280)='./file0\x00', 0x1100, 0x0) r0 = open(&(0x7f0000000180)='./file0\x00', 0x80000000000206, 0x0) read(r0, 0x0, 0x0) ktrace(&(0x7f00000001c0)='./file0\x00', 0x0, 0x40000534, 0x0) 119.445755ms ago: executing program 6 (id=3043): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000440), 0x1, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000100)={'tap', 0x0}) ioctl$BIOCSETWF(r0, 0x80104277, &(0x7f00000000c0)={0x6, &(0x7f0000000340)=[{0x25, 0x0, 0x3}, {}, {}, {0x0, 0x0, 0x0, 0x5}, {0x60}, {0x6, 0x0, 0x0, 0x800}]}) write(r0, &(0x7f0000000200)="d81ad3d20cf7eb4e9be33bbd1a30", 0xe) 108.732012ms ago: executing program 7 (id=3044): ioctl$BIOCSETWF(0xffffffffffffffff, 0x80104277, &(0x7f00000001c0)={0x2000000000000243, &(0x7f0000000100)}) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = socket$unix(0x1, 0x2, 0x0) getsockopt$sock_int(r0, 0xffff, 0x1003, &(0x7f0000000000), &(0x7f00000001c0)=0x4) 108.370217ms ago: executing program 4 (id=3045): r0 = socket(0x18, 0x2, 0x0) setsockopt(r0, 0x1000000000029, 0x9, &(0x7f0000000040)="03000000", 0x4) r1 = dup(r0) setsockopt(r1, 0x1000000029, 0xc, &(0x7f0000000000)="ebffcbff13b9fd812eaa4e713048e69931929648", 0x14) 107.386222ms ago: executing program 2 (id=3046): mknodat(0xffffffffffffff9c, &(0x7f0000000400)='./file0\x00', 0x2000, 0x0) r0 = kqueue() r1 = open$dir(&(0x7f0000000100)='./file0\x00', 0x20, 0x26) kevent(r0, &(0x7f00000003c0)=[{{r1}, 0xfff7, 0x61}], 0x5, 0x0, 0x0, 0x0) 88.475433ms ago: executing program 6 (id=3047): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000840), 0x1, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000380)={'tap', 0x0}) ioctl$BIOCSETWF(r0, 0x80104277, &(0x7f00000001c0)={0x3, &(0x7f0000000700)=[{0x7, 0x0, 0x3}, {0x24, 0x0, 0x0, 0x3fff}, {0x6, 0x0, 0x60}]}) write(r0, &(0x7f0000000540)="76e5dead6f01f8607d2100000063", 0xe) 86.142606ms ago: executing program 5 (id=3048): writev(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000000140)="10", 0x3}], 0x1) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0x9, &(0x7f0000000240)="ea00000100000000", 0xc) getsockopt(r0, 0x0, 0x9, 0x0, 0x0) 34.968357ms ago: executing program 1 (id=3049): open$dir(&(0x7f00000000c0)='./file0\x00', 0xa10, 0x0) r0 = getpid() ktrace(&(0x7f0000000000)='./file0\x00', 0x0, 0x40000530, r0) sendmsg$unix(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000001200)=[{&(0x7f0000000000)="bf3b684c5ae963b4567084e096cf973983ff0f0000000000009405095e7acbf4419893cfd424b75262dc5ade2ab6278ab80849177964f55be2796672f9ed186987b8c19d9295a17b98020f600200"/91, 0x5b}], 0x100000000000033c}, 0x1) 21.00261ms ago: executing program 2 (id=3050): ioctl$WSMUXIO_REMOVE_DEVICE(0xffffffffffffffff, 0x80085762, &(0x7f0000000040)={0x1}) r0 = socket(0x18, 0x3, 0x3a) setsockopt(r0, 0x29, 0x6c, &(0x7f0000000040), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r0, 0x29, 0x66, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0xfffffffc}, 0x3) 19.988266ms ago: executing program 5 (id=3051): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000440), 0xc0, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000300)={'tap', 0x0}) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f0000000180)={0x3, &(0x7f00000000c0)=[{0x60, 0xfd, 0x6, 0x4}, {0xc, 0xfd, 0x80, 0x2}, {0x6, 0xfd, 0x1}]}) syz_emit_ethernet(0x3e, &(0x7f0000000480)=ANY=[]) 8.392433ms ago: executing program 2 (id=3052): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000000)={'tap', 0x0}) ioctl$BIOCSETF(r0, 0x80104267, &(0x7f0000000040)={0x3, &(0x7f0000000180)=[{0x44}, {0x25, 0x0, 0x0, 0x10}, {0x6, 0x0, 0xbe, 0x7}]}) syz_emit_ethernet(0x4a, &(0x7f0000000000)={@random="73b9ccc300", @random="00f7000400", [], {@ipv6={0x86dd, {0x0, 0x6, '\x00', 0x14, 0x3a, 0xff, @rand_addr="00f0372e0865911feb7ee80000008000", @mcast2, {[], @icmpv6=@ndisc_ns={0x87, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @rand_addr}}}}}}}) 7.329072ms ago: executing program 0 (id=3053): mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) preadv(r0, &(0x7f0000000080)=[{&(0x7f0000000100)=""/254, 0xfffffc47}, {&(0x7f00000003c0)=""/171, 0xab}, {&(0x7f00000002c0)=""/243, 0xe2}], 0x134, 0x0) minherit(&(0x7f0000800000/0x800000)=nil, 0x802000000000, 0x0) 4.262374ms ago: executing program 5 (id=3054): mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = socket(0x18, 0x1, 0x0) setsockopt(r0, 0x1000000029, 0xc, &(0x7f0000000000)="ebffcbff13b9fd812eaa4e713048e69931929648", 0x14) setsockopt(r0, 0x1000000000029, 0xa, &(0x7f0000000040), 0x0) 0s ago: executing program 3 (id=3055): connect$unix(0xffffffffffffffff, &(0x7f00000000c0)=@abs={0x682eb13985c518e6, 0x7}, 0x1c) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = socket(0x18, 0x2, 0x0) connect$unix(r0, &(0x7f00000000c0)=@abs={0x1, 0x7}, 0x8) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.111' (ED25519) to the list of known hosts. in6_pcbnotify: Huh? Thought we never got called with mapped! in6_pcbnotify: Huh? Thought we never got called with mapped! denied attempt to set clock back 645478813 seconds WARNING: thread `nfsio' (408828) exits with status -1 WARNING: thread `nfsio' (113058) exits with status -1 WARNING: thread `nfsio' (296280) exits with status -1 WARNING: thread `nfsio' (501948) exits with status -1 WARNING: thread `nfsio' (465983) exits with status -1 WARNING: thread `nfsio' (307953) exits with status -1 WARNING: thread `nfsio' (380941) exits with status -1 WARNING: thread `nfsio' (121796) exits with status -1 WARNING: thread `nfsio' (208939) exits with status -1 WARNING: thread `nfsio' (356577) exits with status -1 WARNING: thread `nfsio' (196737) exits with status -1 WARNING: thread `nfsio' (94685) exits with status -1 WARNING: thread `nfsio' (459740) exits with status -1 WARNING: thread `nfsio' (52401) exits with status -1 WARNING: thread `nfsio' (169646) exits with status -1 WARNING: thread `nfsio' (24038) exits with status -1 WARNING: thread `nfsio' (318550) exits with status -1 WARNING: thread `nfsio' (451616) exits with status -1 WARNING: thread `nfsio' (516504) exits with status -1 WARNING: thread `nfsio' (125206) exits with status -1 malloc(): allocation too large, type = 6, size = 73015894016 b 6-)-0,).)4: 56-3(!2% &!),%$ (22) &!),%$ 4/ ).)4 !2#(-30%#)&)# &%!452%3 &/2 6- 08&&&&80002!0%7308 OpenBSD/amd64 (Amnesiac) (tty00) login: vm_share_mem: uvm_share failed (12) *_Lٷ<1)֎`^Y@tN8 gBoyI$~U/ s9~nx=@s܎T2 pPtp)Z6>=(6Dro[,UY5 nB wi0eIg%,k+P^Gy`|$ܼS.v1.V 9KxB\9cw8?{9<ؒBc}e)C>uCnx㱥JF4eq7j3*iOSsn@R8}3 V&Pڵk} 3>m~ԑby0ݤno-Y9-WS0"wL P4fYdд[Uem~w`}IXčڈS>u`ghE.8hNRM6:EJ x6VZѹ"chezR8QB̃.F&jUףl}8wa/#R C:ˮ=/8}zwH`el;ҧP5E6l>+هo2$uQ~ҎN(`kk'Xk = $8qpcq{V}>9CS%t>{uA2S|r]Grpj+lWD&3 dyj rPzicnj|,W沭xb`#ޔ(F}u6jKF~G/_ F+k>)I =HL}wMV+= ,0eǮAS/2 Ϫ`y3QLɁ_,o/U]NVѾː5l{Hڔ]u:H/NKEhkFQaĭn?,! AL˞h Cd,U' ;t|-X**\X"|ol_Tyhk_hв'(huyF-FflJl?Ǣ셐RxAFJkD24.sײyb98AOsbIBb}< 3}ͮ[s&Ϣgp!Vљ&QoH cR0]>r3;,yo?,9[WꁑЎ» U-{d)ơ7<4ЀQsH, 'ti\Ju&)5\KgR3h#&5{iM)s cOL-.S`/kMycy~@EIT2D"A4dz!yl'KoF~ޚ1Lsf˅L22o"ib ʡH=o\ l|Wx/t.%(i)w+['|/(jy#c}"7 .R]Z{wYWB2@V?Ev4- 1ҾuQk%]+3vIj)|Ex HzenS^Eڛ-,0[끲mKSMڮy͑I46j-|b93l;t얩Rqx˭0u?F.hֶ0 ^g}l;-KPg1BI\6.<;5$봼ǐ !T5P$%|͋g½»bBX4&c65r H~olQ5XƱ;j\&MPa bU=رiJ*)J0w<0$C{6yhڗEPkZC?jߗG`nM9lO}h~@_׈F' _y/,_CXXt&|0h)o=-l渻;D<="x^6LU9mPM dB,!LO9e ;x%Êa_Jq~AByIM.fp'v:pe -룽|QJTeB`ѧ29c6uԬ;XeC~tID'*t IgSW4p$_%1OzմrL9oD*͹kf2H[c eçcb CVyE6upr-VKʸ- yV4u3UU˛dW%Ӡ 7=s0 [ d3G`BljF-E 7_9X"xL~n=@9V'&&Z(rLdI`6<'azˆ˵ݻk-bi(#h'|,еU)Ėv+j3`Ny1n73쥬vtmJ0.{kJ|%cws$:@'GM>^K"E!^ݦA@dWs Ľ^ade* TвjLNz;s;Pd]<0u4cx%بQP]Wa 1hH42M݀%^,e\Y! ՞L Ũgۦ+!`g ʾy-_C%Vdv@'6$f|vlȖ_"-9TUӱE0+m%Ņ9pLF]Wiچs5.5Jh>|VrOyN|MQԪ@ʸXd-ڴGsY٤zIXS.'DIL*][7ƌ{6pgA^G"͎"퓟ɴm'Z4wíGMN?{@U2Z"G&8,km2 bH` 2W+:k{z@I[*m}a;3iƘoq?͑J'`WuvARm_NfIaNuGl:t SPL (N0OxT ffLfOWEffREdD8 0O6070N TR6aA6P0 ,E X0ITx8 ,a 00 , Stopped at proc_trampoline+0xc7: movl $0,%gs:0x680 TID PID UID PRFLAGS PFLAGS CPU COMMAND * 57368 39334 0 0 0 0 syz-executor 126286 97217 0 0 0x4000001 1K syz-executor proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x70c1ff626990, count: 14 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu1: uvm_fault(0xfffffd8060706a60, 0x8, 0, 1) -> e ddb{0}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x70c1ff626990, count: -1 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002a1041c0 rbx 0 rdx 0 rcx 0xffff80002a16d478 rax 0x2a r8 0xffff80002a1040f0 r9 0x1 r10 0xb3ed5b195e6f7016 r11 0x9913f98d719d3c9b r12 0 r13 0 r14 0 r15 0 rip 0xffffffff81cda4c7 proc_trampoline+0xc7 cs 0x8 rflags 0x246 rsp 0xffff80002a104140 ss 0 proc_trampoline+0xc7: movl $0,%gs:0x680 ddb{0}> show proc PROC (syz-executor) tid=57368 pid=39334 tcnt=2 stat=onproc flags process=0 proc=0 runpri=50, usrpri=86, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a0556e8,0xffff80002a16cf78 process=0xffff800029fea448 user=0xffff80002a0ff000, vmspace=0xfffffd80607061c8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 22207 379739 76675 0 2 0 syz-executor *39334 57368 95886 0 7 0 syz-executor 39334 179195 95886 0 3 0x4000080 fsleep syz-executor 52757 496361 67588 0 3 0x80 nanoslp syz-executor 52757 341002 67588 0 2 0x4000000 syz-executor 52757 458032 67588 0 3 0x4000080 fsleep syz-executor 97217 121391 34921 0 2 0 syz-executor 97217 126286 34921 0 7 0x4000001 syz-executor 97217 57899 34921 0 3 0x4000080 fsleep syz-executor 83367 388933 10092 0 2 0 syz-executor 83367 409707 10092 0 3 0x4000080 fsleep syz-executor 96122 357558 4032 0 2 0 syz-executor 96122 368732 4032 0 3 0x4000080 fsleep syz-executor 68224 123038 0 0 3 0x14200 bored sosplice 33676 341638 1 0 3 0x100083 ttyin getty 30244 140015 0 0 3 0x14200 acct acct 4032 461328 28098 0 3 0x82 nanoslp syz-executor 10092 124443 28098 0 3 0x82 nanoslp syz-executor 37929 247689 28098 0 3 0x2 biowait syz-executor 76675 85916 28098 0 3 0x82 nanoslp syz-executor 61405 454301 28098 0 3 0x2 biowait syz-executor 95886 85524 28098 0 3 0x82 nanoslp syz-executor 34921 129727 28098 0 3 0x82 nanoslp syz-executor 67588 94454 28098 0 3 0x82 nanoslp syz-executor 28098 61496 72615 0 2 0x2 syz-executor 72615 310432 6747 0 3 0x10008a sigsusp ksh 6747 232944 27680 0 3 0x98 kqread sshd-session 27680 211834 48908 0 3 0x92 kqread sshd-session 48908 31530 1 0 3 0x88 kqread sshd 50886 223359 66818 74 3 0x1100092 bpf pflogd 66818 101138 1 0 3 0x80 sbwait pflogd 10175 279071 42008 73 3 0x1100090 kqread syslogd 42008 326335 1 0 3 0x100082 sbwait syslogd 50651 518887 1 0 3 0x100080 kqread resolvd 88488 436437 44446 77 3 0x100092 kqread dhcpleased 96031 254110 44446 77 3 0x100092 kqread dhcpleased 44446 470655 1 0 3 0x80 kqread dhcpleased 60191 457118 0 0 3 0x14200 bored smr 55215 294184 0 0 2 0x14200 zerothread 86953 317417 0 0 3 0x14200 aiodoned aiodoned 20437 135895 0 0 3 0x14200 syncer update 14621 313061 0 0 3 0x14200 cleaner cleaner 76163 76784 0 0 3 0x14200 reaper reaper 58307 402241 0 0 3 0x14200 pgdaemon pagedaemon 42074 296399 0 0 3 0x14200 bored viomb 33096 65984 0 0 3 0x40014200 acpi0 acpi0 87991 213284 0 0 3 0x40014200 idle1 76091 447817 0 0 3 0x14200 bored softnet3 52857 231654 0 0 3 0x14200 bored softnet2 65584 269484 0 0 3 0x14200 bored softnet1 90507 390984 0 0 3 0x14200 bored softnet0 40513 438646 0 0 3 0x14200 bored systqmp 71979 444884 0 0 3 0x14200 bored systq 64614 97766 0 0 3 0x14200 tmoslp softclockmp 97976 450964 0 0 3 0x40014200 tmoslp softclock 39310 497148 0 0 3 0x40014200 idle0 1 407826 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd8060695ca8) #0 witness_lock+0x5b8 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 #3 pmap_extract+0xac #4 uvm_fault_upper_lookup+0x189 #5 uvm_fault+0x169 #6 upageflttrap+0xa9 #7 usertrap+0x2d8 #8 recall_trap+0x8 Process 39334 (syz-executor) thread 0xffff80002a16d478 (57368) Process 97217 (syz-executor) thread 0xffff80002a16d700 (126286) Process 37929 (syz-executor) thread 0xffff80002a054cc8 (247689) Process 61405 (syz-executor) thread 0xffff80002a0547b8 (454301) ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10197 10191K 10771K 166960K 12725 0 pcb 17 12K 12K 166960K 107 0 rtable 234 15K 16K 166960K 495 0 pf 36 17K 81K 166960K 86 0 ifaddr 41 7K 7K 166960K 66 0 ifgroup 59 2K 2K 166960K 103 0 sysctl 3 0K 0K 166960K 3 0 counters 66 36K 37K 166960K 94 0 ioctlops 0 0K 4K 166960K 1565 0 iov 0 0K 24K 166960K 35 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1357 85K 86K 166960K 2073 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 14 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 16 57K 89K 166960K 3264 0 sigio 0 0K 0K 166960K 7 0 proc 71 91K 128K 166960K 626 0 subproc 104 6K 6K 166960K 138 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 96 0 in_multi 85 6K 7K 166960K 132 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 55 254K 254K 166960K 55 0 exec 0 0K 1K 166960K 451 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 233 109K 110K 166960K 28375 0 UVM aobj 7 2K 2K 166960K 9 0 pinsyscall 41 82K 102K 166960K 4366 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 10 0 NDP 13 0K 2K 166960K 45 0 temp 46 6816K 7450K 166960K 52792 0 kqueue 13 20K 24K 166960K 110 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 104 0 101 1 0 1 1 0 8 0 rtentry 112 142 0 38 4 0 4 4 0 8 0 unpcb 144 344 0 326 1 0 1 1 0 8 0 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 808 136 0 132 1 0 1 1 0 8 0 arp 120 22 0 6 1 0 1 1 0 8 0 inpcb 336 513 0 505 1 0 1 1 0 8 0 nd6 136 35 0 9 2 0 2 2 0 8 0 pkpcb 40 9 0 9 2 2 0 1 0 8 0 kcovpl 48 12 0 4 1 0 1 1 0 8 0 ppxss 1168 9 0 9 1 0 1 1 0 8 1 pffrag 232 15 0 4 1 0 1 1 0 482 0 pffrnode 88 13 0 3 1 0 1 1 0 8 0 pffrent 40 29 0 18 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 86 0 27 1 0 1 1 0 8 0 pfstkey 128 86 0 27 3 0 3 3 0 8 0 pfstate 376 86 0 27 7 0 7 7 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 528 0 114 30 0 30 30 0 8 1 art_table 32 532 0 114 4 0 4 4 0 8 0 art_node 16 138 0 42 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 3 2 1 1 1 0 8 1 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 11 0 1 1 0 1 1 0 8 0 shmpl 112 6 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 5207 0 3665 97 0 97 97 0 8 0 ffsino 272 5207 0 3665 104 0 104 104 0 8 0 nchpl 144 8634 0 6928 64 0 64 64 0 8 0 uvmvnodes 80 5799 0 0 119 0 119 119 0 8 0 vnodes 216 5799 0 0 323 0 323 323 0 8 0 namei 1024 20496 0 20494 3 2 1 2 0 8 0 percpumem 16 61 0 14 1 0 1 1 0 8 0 vcpupl 3904 5 0 0 1 0 1 1 0 8 0 vmpool 696 6 0 1 1 0 1 1 0 8 0 kstatmem 264 54 0 28 3 0 3 3 0 8 1 scsiplug 72 1 0 1 1 0 1 1 0 8 1 scxspl 216 26453 0 26451 13 10 3 8 1 8 2 plimitpl 152 66 0 49 1 0 1 1 0 8 0 sigapl 424 3542 0 3492 8 2 6 8 0 8 0 futexpl 64 8297 0 8292 2 1 1 1 0 8 0 knotepl 120 317 0 0 10 0 10 10 0 8 0 kqueuepl 216 137 0 128 1 0 1 1 0 8 0 pipepl 320 203 0 176 4 1 3 4 0 8 0 fdescpl 496 3502 0 3472 5 0 5 5 0 8 0 filepl 152 6889 0 6646 10 0 10 10 0 8 0 lockfpl 104 270 0 268 1 0 1 1 0 8 0 lockfspl 48 129 0 127 1 0 1 1 0 8 0 sessionpl 144 43 0 34 1 0 1 1 0 8 0 pgrppl 48 80 0 63 1 0 1 1 0 8 0 ucredpl 104 390 0 376 1 0 1 1 0 8 0 zombiepl 144 3492 0 3492 3 2 1 1 0 8 1 processpl 1160 3542 0 3492 6 2 4 6 0 8 0 procpl 648 6687 0 6630 8 2 6 7 0 8 0 srpgc 96 2 0 2 1 0 1 1 0 8 1 sockpl 664 975 0 946 4 1 3 4 0 8 0 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 17 0 0 2 0 2 2 0 8 0 mcl8k 8192 20 0 0 3 0 3 3 0 8 0 mcl4k 4096 13 0 0 2 0 2 2 0 8 0 mcl2k 2048 249 0 0 32 0 32 32 0 8 0 mtagpl 96 34 0 0 1 0 1 1 0 8 0 mbufpl 256 460 0 0 28 0 28 28 0 8 0 bufpl 280 6572 0 400 441 0 441 441 0 8 0 anonpl 24 416391 0 408168 84 17 67 69 0 185 17 amapchunkpl 152 92504 0 91994 33 8 25 25 0 158 4 amappl16 200 9009 0 8738 42 27 15 27 0 8 0 amappl15 192 9 0 8 1 0 1 1 0 8 0 amappl14 184 119 0 107 1 0 1 1 0 8 0 amappl13 176 9 0 9 1 1 0 1 0 8 0 amappl12 168 4186 0 4157 3 1 2 2 0 8 0 amappl11 160 59 0 45 1 0 1 1 0 8 0 amappl10 152 10 0 10 2 2 0 1 0 8 0 amappl9 144 152 0 152 1 1 0 1 0 8 0 amappl8 136 55 0 52 1 0 1 1 0 8 0 amappl7 128 111 0 98 1 0 1 1 0 8 0 amappl6 120 178 0 175 1 0 1 1 0 8 0 amappl5 112 148 0 136 1 0 1 1 0 8 0 amappl4 104 378 0 357 1 0 1 1 0 8 0 amappl3 96 20806 0 20702 4 0 4 4 0 8 0 amappl2 88 641 0 579 2 0 2 2 0 8 0 amappl1 80 17162 0 16577 14 0 14 14 0 8 0 amappl 88 27950 0 27783 5 0 5 5 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 8 0 2 1 0 1 1 0 8 0 uaddrrnd 24 3508 0 3473 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3508 0 3473 1 0 1 1 0 8 0 vmmpekpl 168 20556 0 20511 3 0 3 3 0 8 0 vmmpepl 168 199606 0 197524 112 10 102 104 0 357 11 vmsppl 440 3507 0 3473 7 2 5 5 0 8 0 rwobjpl 56 51958 0 44963 101 2 99 99 0 8 0 pdppl 4096 7023 0 6951 131 55 76 83 0 8 4 pvpl 32 17951 0 0 145 0 145 145 0 265 0 pmappl 248 3507 0 3473 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 450 0 60 12 0 12 12 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x70c1ff626990, count: -1 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x37 acpitimer_delay(1) at acpitimer_delay+0x175 comcnputc(800,20) at comcnputc+0x29b cnputc(20) at cnputc+0x61 db_putchar(31) at db_putchar+0x524 kprintf() at kprintf+0x2aba db_printf(ffffffff8308f0b5) at db_printf+0x9b fault(ffffffff83037ecb) at fault+0xa7 kpageflttrap(ffff80002a0f6260,8) at kpageflttrap+0x385 kerntrap(ffff80002a0f6260) at kerntrap+0x14a alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b end trace frame: 0xffff80002a0f6340, count: 0 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x37 acpitimer_delay(1) at acpitimer_delay+0x175 comcnputc(800,20) at comcnputc+0x29b cnputc(20) at cnputc+0x61 db_putchar(31) at db_putchar+0x524 kprintf() at kprintf+0x2aba db_printf(ffffffff8308f0b5) at db_printf+0x9b fault(ffffffff83037ecb) at fault+0xa7 kpageflttrap(ffff80002a0f6260,8) at kpageflttrap+0x385 kerntrap(ffff80002a0f6260) at kerntrap+0x14a alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b fifo_write(ffff80002a0f6350) at fifo_write+0x6e VOP_WRITE(fffffd805eec57d8,ffff80002a0f6408,3,fffffd807f7d36e8) at VOP_WRITE+0x102 ktrwriteraw(ffff80002a16d700,fffffd805eec57d8,fffffd807f7d36e8,ffff80002a0f64d8,ffff80002a0f64b0) at ktrwriteraw+0x1bc ktrstruct(ffff80002a16d700,ffffffff82fd7506,ffff80002a0f6610,30) at ktrstruct+0x19a sys_sendmsg(ffff80002a16d700,ffff80002a0f6780,ffff80002a0f66d0) at sys_sendmsg+0x110 syscall(ffff80002a0f6780) at syscall+0xbb6 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x33edfd84600, count: -21