last executing test programs: 1.673843859s ago: executing program 1 (id=1831): mknod(&(0x7f0000000040)='./bus\x00', 0x2000, 0x205310) open$dir(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = openat$pf(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$TIOCSETA(r0, 0x40204103, 0x0) 1.509276167s ago: executing program 1 (id=1838): mknod(&(0x7f0000000280)='./file0\x00', 0x2000, 0x1e5f) r0 = open(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) ioctl$TIOCSBRK(r0, 0x2000747b) 1.470564247s ago: executing program 1 (id=1841): open$dir(&(0x7f0000000040)='./file0\x00', 0xae828e137847f62, 0x0) r0 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x2, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000000)="1cd2d176f4b8f82c1d09936270286ea75b958983a9f15438392f4d2feb0900000000000ef962", 0xa8269}], 0x1, 0x0) r1 = open$dir(&(0x7f00000002c0)='./file0\x00', 0x1, 0x0) ftruncate(r1, 0x80002) 1.35081526s ago: executing program 2 (id=1847): ioctl$BIOCSETWF(0xffffffffffffffff, 0x80104277, &(0x7f00000001c0)={0x48, &(0x7f0000000100)}) r0 = socket(0x1, 0x2, 0x0) ioctl$FIONREAD(r0, 0xc0106924, &(0x7f00000001c0)) r1 = socket(0x18, 0x3, 0x0) ioctl$FIONREAD(r1, 0xc0206911, &(0x7f0000000100)) 1.249347177s ago: executing program 2 (id=1856): r0 = socket$inet(0x2, 0x2, 0x0) close(r0) r1 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0x200000000000b, &(0x7f0000000040)='\x00', 0x1) setsockopt$inet_opts(r1, 0x0, 0x200000000000b, &(0x7f0000000080)="e8", 0x1) 1.21778726s ago: executing program 2 (id=1860): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000240), 0x40, 0x0) ioctl$BIOCSETIF(r0, 0x8020426c, &(0x7f0000000280)={'tap', 0x0}) ioctl$VMM_IOC_CREATE(0xffffffffffffffff, 0xc2585601, &(0x7f0000000080)={0x10, 0x3, [{&(0x7f0000ffc000/0x3000)=nil, &(0x7f0000cc8000/0x2000)=nil, 0x2}, {&(0x7f0000ffd000/0x1000)=nil, &(0x7f0000ffd000/0x1000)=nil}, {&(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffd000/0x1000)=nil, 0x2}, {&(0x7f0000ffc000/0x1000)=nil, &(0x7f00002bf000/0x4000)=nil, 0x11}, {&(0x7f000002b000/0x4000)=nil, &(0x7f0000ffd000/0x3000)=nil, 0x108000004}, {&(0x7f0000c77000/0x4000)=nil, &(0x7f0000ccd000/0x1000)=nil, 0xffffffffffffffff}, {&(0x7f0000ffd000/0x1000)=nil, &(0x7f0000ff7000/0x9000)=nil, 0x7}, {&(0x7f0000e4c000/0x4000)=nil, &(0x7f0000efd000/0x1000)=nil, 0x400000}, {&(0x7f0000b13000/0x1000)=nil, &(0x7f0000862000/0x2000)=nil, 0x400000000000000}, {&(0x7f0000d3d000/0x4000)=nil, &(0x7f0000aff000/0x1000)=nil}, {&(0x7f0000f6a000/0x2000)=nil, &(0x7f000034b000/0x4000)=nil, 0x2}, {&(0x7f0000da1000/0x4000)=nil, &(0x7f000033b000/0x1000)=nil}, {&(0x7f0000e0f000/0x2000)=nil, &(0x7f0000e03000/0x3000)=nil, 0x7ff}, {&(0x7f0000ffd000/0x3000)=nil, &(0x7f0000d93000/0x3000)=nil, 0x9}, {&(0x7f0000ffb000/0x2000)=nil, &(0x7f00003b5000/0x2000)=nil}, {&(0x7f0000913000/0x2000)=nil, &(0x7f0000c5e000/0x4000)=nil}], './file0\x00', 0x6f}) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) ioctl$BIOCGDLTLIST(r0, 0xc010427b, &(0x7f00000000c0)={0x0, 0x0}) 1.199315466s ago: executing program 1 (id=1862): r0 = open(&(0x7f0000000240)='./file0\x00', 0x200, 0x180) fcntl$lock(r0, 0x8, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x100000001}) open(&(0x7f0000000180)='./file0\x00', 0x20, 0x0) r1 = open(&(0x7f00000000c0)='./file0\x00', 0x205, 0x0) fcntl$lock(r1, 0x8, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1000301010009}) 1.180993526s ago: executing program 2 (id=1865): r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) preadv(r0, &(0x7f0000000080)=[{&(0x7f0000000480)=""/240, 0xfffffc47}, {&(0x7f00000000c0)=""/179, 0xfdac}, {&(0x7f00000002c0)=""/229, 0xe2}], 0x50, 0x0) madvise(&(0x7f00003e1000/0x3000)=nil, 0x3000, 0x0) munmap(&(0x7f0000800000/0x800000)=nil, 0x800000) mprotect(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0) 779.144232ms ago: executing program 0 (id=1882): r0 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x2) r1 = openat(r0, &(0x7f0000000080)='.\x00', 0x0, 0x0) mknodat(r1, &(0x7f0000000040)='./file0\x00', 0x2000, 0x3361) r2 = open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x4ebfac6bbaf7949) ioctl$VNDIOCCLR(r2, 0xc0a86b03, &(0x7f0000000200)={0x0, 0x10000, 0x0}) 743.667872ms ago: executing program 0 (id=1884): syz_emit_ethernet(0x138, &(0x7f0000000000)=ANY=[@ANYBLOB="ff02"]) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = socket(0x18, 0x1, 0x0) setsockopt(r0, 0x1000000029, 0xc, &(0x7f0000000040)="ebffcbff13b9fd812eaa4e713048e69931929648", 0x14) setsockopt(r0, 0x1000000029, 0xc, &(0x7f0000000000)="ebffcbff13b9fd812eaa4e713048e69931929648", 0x14) 717.191111ms ago: executing program 6 (id=1885): fcntl$lock(0xffffffffffffffff, 0x8, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x100000001}) r0 = socket(0x800000018, 0x3, 0x0) setsockopt$sock_int(r0, 0xffff, 0x1000, &(0x7f0000000000)=0x7, 0x4) bind$unix(r0, &(0x7f0000000080)=@abs={0x1f95d27d48731892, 0x7}, 0x1c) syz_emit_ethernet(0x4e, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaa7fd67572210786dd6007558300183701fe8000000000000000000000000000aaff020000000000000000000000000001"]) 716.162267ms ago: executing program 0 (id=1886): r0 = open(&(0x7f0000000040)='./file0\x00', 0x70e, 0x0) sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x1, 0x12, r0, 0x0) r1 = semget(0x0, 0x1, 0x281) semop(r1, &(0x7f0000000080), 0x26) 680.921081ms ago: executing program 4 (id=1888): open(&(0x7f00000000c0)='./file0\x00', 0x205, 0x0) r0 = getpid() ktrace(&(0x7f0000000000)='./file0\x00', 0x0, 0x100, r0) r1 = getpgrp() ktrace(0x0, 0x5, 0x40000d00, r1) 680.688912ms ago: executing program 6 (id=1889): mknod(&(0x7f0000000280)='./file0\x00', 0x1ffa, 0x0) open(&(0x7f0000000040)='./file0\x00', 0xc82, 0x5c) r0 = open(&(0x7f0000000480)='./file0\x00', 0x1, 0x4ebfac6bbaf7960) setuid(0xffffffffffffffff) ioctl$FIONREAD(r0, 0x80206979, &(0x7f0000000240)) 680.526775ms ago: executing program 0 (id=1890): ioctl$BIOCSETWF(0xffffffffffffff9c, 0x80104277, &(0x7f0000000000)={0x2, &(0x7f00000000c0)=[{}, {0x1}]}) r0 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_opts(r0, 0x0, 0x64, 0x0, 0x0) setsockopt(r0, 0x0, 0x67, 0x0, 0x0) sysctl$kern(&(0x7f00000000c0)={0x1, 0x33}, 0x3, &(0x7f0000000100)="71f91e3471ac0058bc5a91501d94a34b8e5f84cf71b59c7afec37082", &(0x7f0000000080)=0x3414, 0x0, 0xffffffffffffff5a) 680.223217ms ago: executing program 4 (id=1892): sendto$unix(0xffffffffffffffff, &(0x7f0000000000)="b1000504600000000000000007000000331c13fecea10500fef9ed06c72fd3357ae320b37b673039d2d236073705ae04be38164991f7accf5f882b297be1aa5b236deb51e2f0ac3ebbc257699a5f139b672f4d335d223e7d029d6ba8af6300372821", 0x62, 0x0, 0x0, 0x0) ioctl$BIOCSETF(0xffffffffffffffff, 0x80104267, &(0x7f0000000280)={0x3, &(0x7f0000000080)=[{0x5c, 0x9, 0x8, 0x84}, {0x2, 0x9, 0x28, 0x1}, {0xc, 0x7, 0x2, 0xfffffffc}]}) mprotect(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1) r0 = socket(0x11, 0x3, 0x0) sendto$unix(r0, &(0x7f0000000000)="b1000504000004000000000001000000331c13fecea10500fef96ec0c72fd3357ae30200004e3003000000acf20b7804be38164991f7c8cf5f882b297be1aa0500000051e2f0ad3ebbc257699a1f139b672f4d335c223e7d0c032bfa896443a42102000000720fd18bfbb670c1f5a872c881ea6e2ec5890400000000008000361b4cc702fac500002021fbfa0c0f00008abfba221554f4e0f668246c0900000008e371a3f8343712051eea040000000000", 0xb1, 0x0, 0x0, 0x0) 611.840371ms ago: executing program 6 (id=1895): open(&(0x7f0000000140)='./file0\x00', 0x78e, 0x0) r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) fcntl$lock(r0, 0x8, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x100000401}) r1 = open(&(0x7f0000000400)='./file0\x00', 0x0, 0x0) fcntl$lock(r1, 0x9, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x269000000, 0xffffffffffffffff}) 540.446558ms ago: executing program 0 (id=1899): mknod(&(0x7f0000000080)='./bus\x00', 0x2000, 0x6d4) r0 = open(&(0x7f0000000280)='./bus\x00', 0x0, 0x0) pipe(&(0x7f0000000100)) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) ioctl$TIOCSETA(r0, 0x8004745f, &(0x7f0000000100)={0x8001, 0x3, 0xfffffffd, 0x927ffffe, "0d0e50123b8f4fc384d6d738a6cfa4369e25fafb", 0xfff, 0x1}) 539.980464ms ago: executing program 7 (id=1900): mknod(&(0x7f0000000040)='./file0\x00', 0x6000, 0xe02) sysctl$hw(0x0, 0x0, &(0x7f0000000180)="7c2e454d922a9aff", &(0x7f0000000240)=0x8, 0x0, 0x0) socket$inet(0x2, 0x8003, 0x0) r0 = open(&(0x7f0000000000)='./file0\x00', 0x9cab835cfdc52675, 0x0) mmap(&(0x7f00002d0000/0x3000)=nil, 0x3000, 0x2, 0x8812, r0, 0x0) 537.087472ms ago: executing program 3 (id=1901): ioctl$BIOCSETWF(0xffffffffffffff9c, 0x80104277, &(0x7f0000000280)={0x2, &(0x7f00000000c0)=[{}, {0x0, 0x0, 0x0, 0x3}]}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_cred(r0, 0xffff, 0x1022, &(0x7f00000000c0), &(0x7f0000000000)=0xc) sysctl$kern(&(0x7f00000000c0)={0x1, 0x37}, 0x4, &(0x7f00000003c0)="0341d86c71a30018bc5a91505d9230cca32a2b4b71b59c7acd912c34eb8627", &(0x7f0000000080)=0x67, 0x0, 0x2e) 512.384517ms ago: executing program 4 (id=1903): r0 = socket$inet(0x2, 0x2, 0x0) r1 = kqueue() kevent(r1, &(0x7f0000000280)=[{{r0}, 0xfffffffffffffffe, 0x10b}], 0x9, 0x0, 0x0, 0x0) kevent(r1, 0x0, 0x0, 0x0, 0x7ff, 0x0) close(r1) 503.205817ms ago: executing program 7 (id=1904): r0 = openat$wsmouse(0xffffffffffffff9c, &(0x7f0000000000), 0x1, 0x0) ioctl$WSMOUSEIO_SETPARAMS(r0, 0x80105728, &(0x7f0000000080)={&(0x7f0000000040), 0x2b}) r1 = socket(0x11, 0x3, 0x0) getpeername$unix(r1, 0x0, &(0x7f0000000100)) ioctl$WSMOUSEIO_GETPARAMS(r0, 0x80105727, &(0x7f0000000080)={&(0x7f0000000100)}) 501.062547ms ago: executing program 3 (id=1905): ioctl$BIOCSETIF(0xffffffffffffffff, 0x8020426c, &(0x7f00000000c0)={'tap', 0x0}) writev(0xffffffffffffffff, &(0x7f00000001c0)=[{0x0}, {&(0x7f00000000c0)}], 0x2) ioctl$BIOCSETIF(0xffffffffffffffff, 0x8020426c, &(0x7f00000001c0)={'tap', 0x0}) r0 = socket(0x18, 0x1, 0x0) ioctl$FIONREAD(r0, 0x80206982, &(0x7f00000001c0)) 487.989989ms ago: executing program 7 (id=1907): r0 = socket(0x1, 0x1, 0x0) fcntl$setstatus(r0, 0x4, 0x40) r1 = getppid() fcntl$setown(r0, 0x6, r1) shutdown(r0, 0x2) 479.456466ms ago: executing program 3 (id=1908): r0 = socket(0x18, 0x3, 0x0) close(r0) r1 = socket(0x18, 0x3, 0x0) setsockopt(r1, 0x1000000029, 0x32, &(0x7f0000000000)="b211d7170d816685c8e360f2fa41c1a0946988b272d2dd3dc90142a84231a746e337b372e93320cff6669cbe7868de45ed3fc33719ca6df71ecec8a918f3f838b14147605eb3ac5dd7458b2c10a1f8c66653b276e180e9cb9b21f99822300700000000000000920796b2dd92fc8575680b37ba955d2c15e6d7c9198ed900ab006ddfb67869b51a2216114d1ece85f593", 0x90) setsockopt(r0, 0x1000000029, 0x32, 0x0, 0x0) 471.784573ms ago: executing program 7 (id=1910): open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x4ebfac6bbaf79c9) setreuid(0xee00, 0x0) r0 = getuid() chown(&(0x7f0000000040)='./file0\x00', r0, 0x0) faccessat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x2, 0x0) 381.292269ms ago: executing program 3 (id=1912): socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r0, &(0x7f0000000040)=@file={0xd19450564dee018c, './file0\x00'}, 0xa) chmod(&(0x7f0000000180)='./file0\x00', 0x23f) setuid(0xee01) connect$unix(r0, &(0x7f0000000000)=@file={0xd1653077bafa0114, './file0\x00'}, 0xa) 381.169496ms ago: executing program 7 (id=1913): open$dir(&(0x7f0000000040)='./file0\x00', 0xae828e137847f62, 0x0) r0 = getpid() ktrace(&(0x7f0000000000)='./file0\x00', 0x0, 0x100, r0) r1 = kqueue() kevent(r1, 0x0, 0x7, 0x0, 0x2, &(0x7f00000001c0)={0x8000000000000000, 0xc}) 381.014001ms ago: executing program 5 (id=1914): ioctl$TIOCSETA(0xffffffffffffffff, 0x802c7414, &(0x7f0000000040)={0x0, 0x0, 0x1, 0x0, "1a1116f0d0a643000000000000fffffffffff700"}) sysctl$kern(&(0x7f0000000040)={0x1, 0x59}, 0x2, 0x0, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) link(&(0x7f0000001240)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) sysctl$vm_swapencrypt(&(0x7f0000000040)={0x2, 0x5, 0x2}, 0x3, 0x0, 0x0, &(0x7f0000001180)="2cb304c7", 0x4) 380.874482ms ago: executing program 3 (id=1915): r0 = socket(0x2, 0x1, 0x0) r1 = dup(r0) listen(r1, 0x0) accept(r1, 0x0, 0x0) shutdown(r0, 0x1) 367.636546ms ago: executing program 5 (id=1916): r0 = syz_open_pts() syz_open_pts() syz_open_pts() r1 = openat$diskmap(0xffffffffffffff9c, &(0x7f00000003c0), 0x40, 0x0) ioctl$DIOCMAP(r1, 0xc0106477, &(0x7f0000000440)={&(0x7f0000000400)='./file0\x00', r0, 0x2}) 343.924903ms ago: executing program 1 (id=1917): mknod(&(0x7f0000000080)='./file0\x00', 0x2000, 0x5200) writev(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000000000)="6dc1", 0x2}], 0x1) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) open(&(0x7f0000000000)='./file0\x00', 0x800, 0x8) 332.212537ms ago: executing program 5 (id=1918): mknod(&(0x7f0000000040)='./bus\x00', 0x2000, 0xd02) open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = openat$vnd(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$VNDIOCSET(r0, 0x40105109, 0x0) 281.756032ms ago: executing program 5 (id=1919): sysctl$kern(&(0x7f00000001c0)={0x1, 0x22}, 0x2, &(0x7f0000000200), 0x0, 0x0, 0x0) r0 = msgget$private(0x0, 0x0) msgsnd(r0, &(0x7f0000000340)={0x1, "d80079e6e3b198dca164621691cab6cd012e98d054a230bc3f84ad93d78640067985ad90e2d991109cbf654f675915ccf4daf013474a857af08506a2deb7208228ef768a6e2d5ccf220448e75081b72b7ca9541edd8ff22416d6a2dc386698090cee49023dd129c32c2aebf18848aedceff9cfd865c421a5525561a71053235e29eb819ffd15abc7e103541ffc6c0d6dda7f0a9d0a3df534fdcd4958e3be0c07f6dd071331627db35ed7acaae9396030397e7205f1b9a393aede0491e1b41231b0313d739f94d1b605db716fbd6c719b85a400b2a1735c7934c21529b09c738db74a8e4fe95dfc62530aef1cf99ed9aa87cc2b9d95872c"}, 0xff, 0x800) msgget(0x2, 0x600) msgrcv(r0, &(0x7f0000000f40)={0x0, ""/255}, 0x107, 0x0, 0x0) 281.365056ms ago: executing program 5 (id=1920): sysctl$net_inet_tcp(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) sendto$unix(0xffffffffffffffff, &(0x7f0000000140)="22d1637cc610dd1b33e0888caa018de784b1a7aa7394bec254f41aa9a5d37d7a092d1df8405befefff0c8d841f8ce88686ad83a976512952b90c9a0a0f58bc16d43b3a96ccc87600a5727afd796a85629bb0b73f06ce210896f544f22d3ccaf4ca382bf9c82cd0723521a3398d3487b2aac8285579d7fc5833a6b550c9565c1344d86b93e9f4b593d060360353cb158d025e7e3b4700fca9dd233ddd1a7dd654d13a7bd99a2c57", 0xa7, 0x0, 0x0, 0x0) ioctl$BIOCSETIF(0xffffffffffffffff, 0x8020426c, &(0x7f00000001c0)={'tap', 0x0}) r0 = socket(0x2, 0x2, 0x0) ioctl$FIONREAD(r0, 0x80286987, &(0x7f00000001c0)) 255.670144ms ago: executing program 2 (id=1921): open(&(0x7f0000000100)='./file0\x00', 0x70e, 0x0) r0 = getpid() ktrace(&(0x7f0000000000)='./file0\x00', 0x0, 0x100, r0) setitimer(0x0, &(0x7f0000000080)={{0x0, 0x4}, {0x0, 0x6}}, 0x0) setitimer(0x0, 0x0, &(0x7f0000000140)) 251.031628ms ago: executing program 5 (id=1922): mknod(&(0x7f0000000280)='./file0\x00', 0x1100, 0x0) r0 = openat$vnd(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$VNDIOCSET(r0, 0xc0384600, &(0x7f0000000040)={&(0x7f0000000100)='./file0\x00', 0xffff, 0x0}) open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) execve(0x0, 0x0, 0x0) 121.990727ms ago: executing program 2 (id=1923): r0 = syz_open_pts() ioctl$TIOCSTAT(r0, 0x20007465, 0x0) ioctl$TIOCSETD(r0, 0x8004741b, &(0x7f00000008c0)=0x7) ioctl$TIOCSETD(r0, 0x8004741b, &(0x7f0000000180)=0x7) syz_open_pts() 120.449128ms ago: executing program 1 (id=1924): mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x2000, 0x1) link(&(0x7f0000000940)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000d40)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') link(&(0x7f0000001240)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000bc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') symlink(&(0x7f0000001640)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/../file0\x00', &(0x7f0000000440)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') rename(&(0x7f0000000540)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000f40)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') 119.400016ms ago: executing program 6 (id=1925): r0 = socket(0x18, 0x2, 0x0) r1 = socket(0x18, 0x3, 0x0) getsockname$inet(r1, &(0x7f00000000c0), &(0x7f0000000000)=0xffffffffffffff35) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) connect$unix(r0, &(0x7f00000000c0)=@abs={0x682eb13985c518e6, 0x7}, 0x1c) 114.615373ms ago: executing program 3 (id=1926): ktrace(&(0x7f0000000040)='./file0\x00', 0x4, 0xb1c, 0x0) r0 = kqueue() kevent(r0, &(0x7f0000000180)=[{{}, 0xfffffffffffffff9, 0x65}], 0x0, 0x0, 0x9, 0x0) kevent(r0, 0x0, 0x0, &(0x7f0000000200), 0x4, &(0x7f0000000440)={0x7, 0x803}) kevent(r0, &(0x7f00000000c0), 0x138, 0x0, 0xffffffff, 0x0) 108.220619ms ago: executing program 4 (id=1927): open(&(0x7f0000000000)='./file0\x00', 0x611, 0x0) ktrace(&(0x7f0000000000)='./file0\x00', 0x4, 0x1100, 0xffffffffffffffff) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) recvmmsg(r0, &(0x7f0000000040)={0x0, 0x80401}, 0x10, 0x42, 0x0) 57.790456ms ago: executing program 6 (id=1928): setrlimit(0x8, &(0x7f0000000980)={0x8, 0x53}) r0 = syz_open_pts() close(r0) syz_open_pts() writev(r0, &(0x7f0000000040)=[{&(0x7f00000009c0)="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", 0x102}], 0x1) 57.195992ms ago: executing program 4 (id=1929): sendto$unix(0xffffffffffffffff, &(0x7f0000000000)="b1000504600000000000000007000000331c13fecea10500fef9ed06c72fd3357ae320b37b673039d2d236073705ae04be38164991f7accf5f882b297be1aa5b236deb51e2f0ac3ebbc257699a5f139b672f4d335d223e7d029d6ba8af6300372821", 0x62, 0x0, 0x0, 0x0) ioctl$BIOCSETF(0xffffffffffffffff, 0x80104267, &(0x7f0000000040)={0x2, &(0x7f0000000080)=[{0x8, 0x2, 0x0, 0xfffffffe}, {0x1, 0x3, 0xfc, 0x12004}, {0x2, 0x0, 0x0, 0xfffffff8}]}) mprotect(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1) r0 = socket(0x11, 0x3, 0x0) sendto$unix(r0, &(0x7f0000000000)="b1000504000004000000000001000000331c13fecea10500fef96ec0c72fd3357ae30200004e3003000000acf20b7804be38164991f7c8cf5f882b297be1aa0500000051e2f0ad3ebbc257699a1f139b672f4d335c223e7d0c032bfa896443a42102000000720fd18bfbb670c1f5a872c881ea6e2ec589292370ee5b4ca0c0361b4cc702fac500002021fbfa0c0f00008abfba2215540900000008e371a3f8343712051eea0400"/177, 0xb1, 0x0, 0x0, 0x0) 9.4719ms ago: executing program 6 (id=1930): r0 = syz_open_pts() fcntl$lock(r0, 0x9, &(0x7f0000000040)={0x1, 0x0, 0x0, 0x1000300000000}) flock(r0, 0x1) flock(r0, 0x3) fcntl$lock(r0, 0x8, &(0x7f0000000000)={0x0, 0x0, 0x9, 0x100000001}) 1.227594ms ago: executing program 4 (id=1931): r0 = kqueue() kevent(r0, &(0x7f00000000c0), 0x138, &(0x7f0000000100), 0xffffffff, 0x0) poll(&(0x7f0000000000)=[{}], 0x20000000000000fe, 0x0) r1 = socket$inet(0x2, 0x2, 0x0) sendmsg(r1, &(0x7f0000000680)={&(0x7f0000000080)=@un=@abs={0x1, 0x0, 0x3}, 0x8, 0x0, 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="1000000000000000000000000000000014"], 0x180}, 0x4) 344.089µs ago: executing program 0 (id=1932): r0 = socket$unix(0x1, 0x2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r1, &(0x7f0000000200)=@file={0xd570d0466b6018f, './file0\x00'}, 0xa) shutdown(r1, 0x0) sendmsg$unix(r0, &(0x7f0000000080)={&(0x7f0000000040)=@file={0x170, './file0\x00'}, 0xa, 0x0}, 0x0) 0s ago: executing program 7 (id=1933): ioctl$WSMUXIO_INJECTEVENT(0xffffffffffffffff, 0x80185760, &(0x7f0000000000)={0x0, 0x0, {0x100000000000000, 0x10040000000001}}) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) r0 = socket(0x18, 0x1, 0x0) setsockopt(r0, 0x1000000029, 0x2e, &(0x7f0000000040)="ebffcbff13b9fd812eaa4e713048e69931929648", 0x14) setsockopt(r0, 0x1000000029, 0x2e, &(0x7f0000000000)="ebffcbdf13b9fd812eaa4e713048e69931929648", 0x14) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.10.8' (ED25519) to the list of known hosts. denied attempt to set clock back 33554434 seconds ./file0./file0 êÏmalloc(): allocation too large, type = 127, size = 2147485440 pckbd_enable: command error pckbd_enable: command error Ìuvn_flush: obj=0xfffffd806c529a60, offset=0x1000. error during pageout. uvn_flush: WARNING: changes to page may be lost! OpenBSD/amd64 (ci-openbsd-multicore-9.us-central1-b.c.syzkaller.internal) (tty00) login: witness: lock order reversal: 1st 0xffff800010fde1d0 sbufsnd (&so->so_snd.sb_lock) 2nd 0xfffffd806de4da90 inode (&ip->i_lock) lock order [1] sbufsnd (&so->so_snd.sb_lock) -> [2] inode (&ip->i_lock) lock order data 0xffffffff8311d8b8 -> 0xffffffff830ca204 is missing lock order [2] inode (&ip->i_lock) -> [3] sbufrcv (&so->so_rcv.sb_lock) #0 rw_do_enter_write+0xb7 #1 sblock+0xb7 #2 soreceive+0x28e #3 fifo_read+0x11a #4 VOP_READ+0x102 #5 vn_rdwr+0x15b #6 vndsetcred+0xa1 #7 vndioctl+0xe6c #8 VOP_IOCTL+0xac #9 vn_ioctl+0xf8 #10 sys_ioctl+0x5c3 #11 syscall+0xbc6 #12 Xsyscall+0x128 lock order [3] sbufrcv (&so->so_rcv.sb_lock) -> [1] sbufsnd (&so->so_snd.sb_lock) #0 rw_do_enter_write+0xb7 #1 sblock+0xb7 #2 sosplice+0x40d #3 sys_setsockopt+0x2ba #4 syscall+0xbc6 #5 Xsyscall+0x128 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace db_enter() at db_enter+0x25 witness_checkorder(fffffd806de4da90,9,0) at witness_checkorder+0x1047 rw_do_enter_write(fffffd806de4da78,1) at rw_do_enter_write+0xb7 rrw_enter(fffffd806de4da78,1) at rrw_enter+0xc6 VOP_LOCK(fffffd80634800f8,2001) at VOP_LOCK+0xa6 vn_lock(fffffd80634800f8,2001) at vn_lock+0xa4 vfs_lookup(ffff80003c649bb8) at vfs_lookup+0x109 namei(ffff80003c649bb8) at namei+0x7aa unp_connect(ffff800010fde010,fffffd8062af2d00,ffff8000ffff82a8) at unp_connect+0x27d uipc_dgram_send(ffff800010fde010,fffffd806afd5700,fffffd8062af2d00,0) at uipc_dgram_send+0x131 sosend(ffff800010fde010,fffffd8062af2d00,ffff80003c649e38,0,0,0) at sosend+0x804 sendit(ffff8000ffff82a8,3,ffff80003c649fb0,0,ffff80003c64a070) at sendit+0x721 sys_sendmsg(ffff8000ffff82a8,ffff80003c64a120,ffff80003c64a070) at sys_sendmsg+0x246 syscall(ffff80003c64a120) at syscall+0xbc6 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdd504a4d5a0, count: -15 ddb{0}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff80003c649830 rbx 0xfffffd8004341b48 rdx 0xffff80000128ac80 rcx 0xffff8000ffff82a8 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff80003c649710 r9 0x8080808080808080 r10 0xe8cb9983bd16dcb8 r11 0x5c4b48b915e658d7 r12 0 r13 0xfffffd8003b58f00 r14 0x3 r15 0xffffffff rip 0xffffffff81bee6b5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c649820 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=274635 pid=46173 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003857f1f8,0xffffffff83683328 process=0xffff80003796eb58 user=0xffff80003c645000, vmspace=0xfffffd806ec48c80 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 46173 352351 17210 0 2 0 syz-executor *46173 274635 17210 0 7 0x4000000 syz-executor 81811 386540 16374 0 2 0 syz-executor 81811 132499 16374 0 3 0x4000080 fsleep syz-executor 61094 290292 27079 0 2 0 syz-executor 61094 97612 27079 0 3 0x4000080 fsleep syz-executor 11166 10386 42489 0 2 0 syz-executor 11166 9633 42489 0 3 0x4000080 kqread syz-executor 11166 495705 42489 0 3 0x4000080 kqread syz-executor 18802 79729 8917 0 2 0 syz-executor 18802 13323 8917 0 3 0x4000080 fsleep syz-executor 40517 41497 80081 0 2 0 syz-executor 40517 340463 80081 0 3 0x4000080 ttyout syz-executor 40517 469694 80081 0 3 0x4000080 ttyout syz-executor 14228 263006 60103 0 3 0x80 nanoslp syz-executor 14228 4953 60103 0 3 0x4000080 sbwait syz-executor 14228 412937 60103 0 3 0x4000080 fsleep syz-executor 14228 476230 60103 0 3 0x4000080 fsleep syz-executor 56742 422309 1 0 3 0x100083 ttyin getty 26583 364256 0 0 3 0x14200 bored sosplice 76647 192052 0 0 3 0x14280 nfsidl nfsio 73246 22279 0 0 3 0x14280 nfsidl nfsio 82266 330965 0 0 3 0x14280 nfsidl nfsio 23931 440068 0 0 3 0x14280 nfsidl nfsio 79640 193355 0 0 3 0x14280 nfsidl nfsio 90712 30215 0 0 3 0x14280 nfsidl nfsio 6213 493057 0 0 3 0x14280 nfsidl nfsio 34975 79964 0 0 3 0x14280 nfsidl nfsio 38112 149823 0 0 3 0x14280 nfsidl nfsio 93553 50542 0 0 3 0x14280 nfsidl nfsio 1549 301824 0 0 3 0x14280 nfsidl nfsio 47549 319029 0 0 3 0x14280 nfsidl nfsio 66282 441089 0 0 3 0x14280 nfsidl nfsio 81840 108942 0 0 3 0x14280 nfsidl nfsio 10619 426877 0 0 3 0x14280 nfsidl nfsio 29350 288304 0 0 3 0x14280 nfsidl nfsio 96819 347254 0 0 3 0x14280 nfsidl nfsio 34488 498649 0 0 3 0x14280 nfsidl nfsio 11643 329670 0 0 3 0x14280 nfsidl nfsio 62565 376890 0 0 3 0x14280 nfsidl nfsio 16374 155001 52774 0 3 0x82 nanoslp syz-executor 27079 368888 52774 0 3 0x82 nanoslp syz-executor 60103 60944 52774 0 3 0x82 nanoslp syz-executor 56876 393554 52774 0 3 0x2 biowait syz-executor 42489 147844 52774 0 3 0x82 nanoslp syz-executor 80081 188156 52774 0 3 0x82 nanoslp syz-executor 8917 166675 52774 0 3 0x82 nanoslp syz-executor 17210 436802 52774 0 3 0x82 nanoslp syz-executor 52774 44526 28895 0 3 0x82 kqread syz-executor 28895 252160 63242 0 3 0x10008a sigsusp ksh 63242 165826 4239 0 3 0x98 kqread sshd-session 4239 333717 64537 0 3 0x92 kqread sshd-session 64537 249170 1 0 3 0x88 kqread sshd 51137 360630 26468 74 3 0x1100092 bpf pflogd 26468 261570 1 0 3 0x80 sbwait pflogd 67284 22468 78545 73 3 0x1100090 kqread syslogd 78545 188043 1 0 3 0x100082 sbwait syslogd 17072 439272 1 0 3 0x100080 kqread resolvd 96419 192931 79800 77 3 0x100092 kqread dhcpleased 64171 489753 79800 77 3 0x100092 kqread dhcpleased 79800 227196 1 0 3 0x80 kqread dhcpleased 17658 355828 0 0 3 0x14200 bored smr 38856 126001 0 0 2 0x14200 zerothread 40996 277507 0 0 3 0x14200 aiodoned aiodoned 91163 386004 0 0 3 0x14200 syncer update 51529 318257 0 0 3 0x14200 cleaner cleaner 66294 6510 0 0 3 0x14200 reaper reaper 39442 32255 0 0 3 0x14200 pgdaemon pagedaemon 79701 117468 0 0 3 0x14200 bored viomb 16247 38901 0 0 3 0x40014200 acpi0 acpi0 29888 305513 0 0 7 0x40014200 idle1 78605 116102 0 0 3 0x14200 bored softnet3 90457 360991 0 0 3 0x14200 bored softnet2 60429 2245 0 0 3 0x14200 bored softnet1 86869 229265 0 0 3 0x14200 bored softnet0 90146 190727 0 0 3 0x14200 bored systqmp 77278 76502 0 0 3 0x14200 bored systq 10655 440656 0 0 3 0x14200 tmoslp softclockmp 75814 508876 0 0 3 0x40014200 tmoslp softclock 54114 208502 0 0 3 0x40014200 idle0 1 176113 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 46173 (syz-executor) thread 0xffff8000ffff82a8 (274635) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8365d108) #0 witness_lock+0x5bb #1 unp_connect+0x26c #2 uipc_dgram_send+0x131 #3 sosend+0x804 #4 sendit+0x721 #5 sys_sendmsg+0x246 #6 syscall+0xbc6 #7 Xsyscall+0x128 exclusive rwlock sbufsnd r = 0 (0xffff800010fde1d0) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3ea #2 sblock+0xb7 #3 sosend+0x2e2 #4 sendit+0x721 #5 sys_sendmsg+0x246 #6 syscall+0xbc6 #7 Xsyscall+0x128 Process 14228 (syz-executor) thread 0xffff8000ffffa298 (4953) exclusive rrwlock inode r = 0 (0xfffffd806f272410) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3ea #2 rrw_enter+0xc6 #3 VOP_LOCK+0xa6 #4 vn_lock+0xa4 #5 vget+0x2bd #6 cache_lookup+0x36e #7 ufs_lookup+0x21b #8 VOP_LOOKUP+0x6e #9 vfs_lookup+0x8fa #10 namei+0x7aa #11 vn_open+0x13f #12 vndioctl+0xcb1 #13 VOP_IOCTL+0xac #14 vn_ioctl+0xf8 #15 sys_ioctl+0x5c3 #16 syscall+0xbc6 #17 Xsyscall+0x128 Process 56876 (syz-executor) thread 0xffff8000ffff96e8 (393554) exclusive rrwlock inode r = 0 (0xfffffd806e966ca8) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3ea #2 rrw_enter+0xc6 #3 VOP_LOCK+0xa6 #4 vn_lock+0xa4 #5 vget+0x2bd #6 ufs_ihashget+0x185 #7 ffs_vget+0x8c #8 ufs_lookup+0x19f8 #9 VOP_LOOKUP+0x6e #10 vfs_lookup+0x8fa #11 namei+0x7aa #12 dounlinkat+0xc1 #13 syscall+0xb08 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806fe1b768) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3ea #2 rrw_enter+0xc6 #3 VOP_LOCK+0xa6 #4 vn_lock+0xa4 #5 vfs_lookup+0x109 #6 namei+0x7aa #7 dounlinkat+0xc1 #8 syscall+0xb08 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10202 11029K 11416K 166960K 11845 0 pcb 17 12K 12K 166960K 100 0 rtable 254 7K 8K 166960K 424 0 pf 36 18K 25K 166960K 92 0 ifaddr 43 7K 7K 166960K 65 0 ifgroup 58 2K 2K 166960K 112 0 sysctl 4 1K 1K 166960K 4 0 counters 64 36K 36K 166960K 100 0 ioctlops 0 0K 4K 166960K 1524 0 iov 0 0K 16K 166960K 31 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1324 83K 84K 166960K 1743 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 8 0 VM map 2 1K 1K 166960K 2 0 sem 6 0K 0K 166960K 7 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 17 61K 89K 166960K 2063 0 sigio 0 0K 0K 166960K 10 0 proc 72 91K 128K 166960K 585 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 89 0 in_multi 99 7K 7K 166960K 128 0 ether_multi 1 0K 0K 166960K 5 0 mrt 1 0K 0K 166960K 5 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 430 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 227 72K 86K 166960K 18905 0 UVM aobj 12 4K 4K 166960K 13 0 pinsyscall 42 84K 103K 166960K 3148 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 11 0 NDP 12 0K 2K 166960K 46 0 temp 47 6893K 6957K 166960K 26350 0 kqueue 13 20K 26K 166960K 133 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 56 0 53 1 0 1 1 0 8 0 rtentry 112 133 0 15 4 0 4 4 0 8 0 unpcb 144 263 0 241 1 0 1 1 0 8 0 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 808 98 0 93 1 0 1 1 0 8 0 arp 120 24 0 5 1 0 1 1 0 8 0 inpcb 376 404 0 396 4 2 2 2 0 8 1 nd6 136 30 0 0 2 0 2 2 0 8 0 pkpcb 40 4 0 4 2 2 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1168 12 0 12 2 1 1 1 0 8 1 pffrag 232 13 0 2 1 0 1 1 0 482 0 pffrnode 88 11 0 1 1 0 1 1 0 8 0 pffrent 40 19 0 8 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 64 0 25 1 0 1 1 0 8 0 pfstkey 128 64 0 25 2 0 2 2 0 8 0 pfstate 376 64 0 25 6 0 6 6 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 506 0 8 32 0 32 32 0 8 0 art_table 32 508 0 8 5 0 5 5 0 8 0 art_node 16 132 0 24 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 4 2 1 1 1 0 8 0 semapl 112 4 0 0 1 0 1 1 0 8 0 shmpl 112 10 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 4054 0 2556 95 0 95 95 0 8 0 ffsino 280 4054 0 2556 108 0 108 108 0 8 0 nchpl 144 6317 0 4630 63 0 63 63 0 8 0 uvmvnodes 80 4295 0 0 88 0 88 88 0 8 0 vnodes 216 4295 0 0 239 0 239 239 0 8 0 namei 1024 15159 0 15158 7 6 1 4 0 8 0 percpumem 16 64 0 18 1 0 1 1 0 8 0 kstatmem 264 60 0 36 2 0 2 2 0 8 0 scsiplug 72 5 0 5 1 0 1 1 0 8 1 scxspl 216 19257 0 19256 11 10 1 8 1 8 0 plimitpl 152 47 0 30 1 0 1 1 0 8 0 sigapl 424 2384 0 2314 10 2 8 8 0 8 0 futexpl 64 6129 0 6124 1 0 1 1 0 8 0 knotepl 120 329 0 0 10 0 10 10 0 8 0 kqueuepl 216 136 0 126 1 0 1 1 0 8 0 pipepl 328 117 0 90 3 0 3 3 0 8 0 fdescpl 504 2345 0 2314 6 1 5 5 0 8 0 filepl 152 4811 0 4592 9 0 9 9 0 8 0 lockfpl 104 171 0 169 1 0 1 1 0 8 0 lockfspl 48 71 0 69 1 0 1 1 0 8 0 sessionpl 144 23 0 14 1 0 1 1 0 8 0 pgrppl 48 38 0 21 1 0 1 1 0 8 0 ucredpl 104 362 0 348 1 0 1 1 0 8 0 zombiepl 144 2362 0 2362 2 1 1 1 0 8 1 processpl 1168 2384 0 2314 7 1 6 6 0 8 0 procpl 648 4456 0 4375 9 1 8 8 0 8 0 sockpl 688 729 0 696 5 1 4 4 0 8 0 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 7 0 0 1 0 1 1 0 8 0 mcl12k 12288 15 0 0 2 0 2 2 0 8 0 mcl9k 9216 12 0 0 1 0 1 1 0 8 0 mcl8k 8192 18 0 0 3 0 3 3 0 8 0 mcl4k 4096 122 0 0 16 0 16 16 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 21 0 0 3 0 3 3 0 8 0 mtagpl 96 22 0 0 1 0 1 1 0 8 0 mbufpl 256 1183 0 0 74 0 74 74 0 8 0 bufpl 280 4972 0 136 346 0 346 346 0 8 0 anonpl 24 285753 0 282520 95 31 64 71 0 185 33 amapchunkpl 152 61265 0 60776 30 5 25 25 0 158 5 amappl16 200 6009 0 5976 44 31 13 28 0 8 8 amappl15 192 2 0 2 1 1 0 1 0 8 0 amappl14 184 114 0 102 1 0 1 1 0 8 0 amappl13 176 9 0 9 2 2 0 1 0 8 0 amappl12 168 2988 0 2957 3 1 2 2 0 8 0 amappl11 160 51 0 37 1 0 1 1 0 8 0 amappl10 152 57 0 57 1 1 0 1 0 8 0 amappl9 144 255 0 255 2 2 0 1 0 8 0 amappl8 136 38 0 36 1 0 1 1 0 8 0 amappl7 128 108 0 96 1 0 1 1 0 8 0 amappl6 120 173 0 170 1 0 1 1 0 8 0 amappl5 112 147 0 138 1 0 1 1 0 8 0 amappl4 104 369 0 351 1 0 1 1 0 8 0 amappl3 96 13323 0 13207 4 0 4 4 0 8 0 amappl2 88 643 0 583 2 0 2 2 0 8 0 amappl1 80 13546 0 12970 14 1 13 14 0 8 0 amappl 88 18496 0 18325 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 7 0 7 2 2 0 1 0 8 0 dma128 128 254 0 254 2 2 0 1 0 8 0 dma64 64 7 0 7 2 1 1 1 0 8 1 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 12 0 1 1 0 1 1 0 8 0 uaddrrnd 24 2345 0 2314 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2345 0 2314 1 0 1 1 0 8 0 vmmpekpl 168 16260 0 16221 3 0 3 3 0 8 0 vmmpepl 168 137255 0 135385 113 15 98 105 0 357 14 vmsppl 456 2344 0 2314 5 1 4 5 0 8 0 rwobjpl 64 37496 0 32252 88 1 87 87 0 8 1 pdppl 4096 4697 0 4628 95 24 71 83 0 8 2 pvpl 32 19743 0 0 160 0 160 160 0 265 0 pmappl 248 2344 0 2314 3 1 2 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 353 0 37 10 0 10 10 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 witness_checkorder(fffffd806de4da90,9,0) at witness_checkorder+0x1047 rw_do_enter_write(fffffd806de4da78,1) at rw_do_enter_write+0xb7 rrw_enter(fffffd806de4da78,1) at rrw_enter+0xc6 VOP_LOCK(fffffd80634800f8,2001) at VOP_LOCK+0xa6 vn_lock(fffffd80634800f8,2001) at vn_lock+0xa4 vfs_lookup(ffff80003c649bb8) at vfs_lookup+0x109 namei(ffff80003c649bb8) at namei+0x7aa unp_connect(ffff800010fde010,fffffd8062af2d00,ffff8000ffff82a8) at unp_connect+0x27d uipc_dgram_send(ffff800010fde010,fffffd806afd5700,fffffd8062af2d00,0) at uipc_dgram_send+0x131 sosend(ffff800010fde010,fffffd8062af2d00,ffff80003c649e38,0,0,0) at sosend+0x804 sendit(ffff8000ffff82a8,3,ffff80003c649fb0,0,ffff80003c64a070) at sendit+0x721 sys_sendmsg(ffff8000ffff82a8,ffff80003c64a120,ffff80003c64a070) at sys_sendmsg+0x246 syscall(ffff80003c64a120) at syscall+0xbc6 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdd504a4d5a0, count: -15 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800029b5bff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x41e sched_idle(ffff800029b5bff0) at sched_idle+0x558 end trace frame: 0x0, count: -5