last executing test programs: 275.024376ms ago: executing program 3 (id=4): r0 = socket(0x2, 0x4001, 0x0) r1 = fcntl$dupfd(r0, 0x2, 0xffffffffffffffff) ioctl$BIOCSETWF(0xffffffffffffffff, 0x80104277, &(0x7f0000000480)={0x3, &(0x7f0000000040)=[{0x1, 0xf8}, {}, {0x7, 0x0, 0x0, 0x3}]}) (async) sysctl$net_inet_ip(&(0x7f0000000040)={0x4, 0x11, 0x0, 0x2}, 0x4000000000000006, 0x0, 0x0, 0x0, 0x0) close(r1) setsockopt$sock_int(r1, 0xffff, 0x1023, 0x0, 0x0) (async) select(0x40, &(0x7f0000000000)={0xfffffffffffffffd, 0x93d7, 0x0, 0x0, 0x0, 0x1f3b52f4}, 0x0, 0x0, 0x0) (async) fsync(0xffffffffffffffff) r2 = socket(0x2, 0x2, 0x0) sysctl$hw(&(0x7f0000000040)={0x6, 0x1}, 0x2, &(0x7f00000004c0)="eb835faa034764", &(0x7f0000000000)=0x7, 0x0, 0x0) syz_emit_ethernet(0x138, &(0x7f0000000000)=ANY=[@ANYBLOB="ff02"]) (async) syz_emit_ethernet(0x2a, &(0x7f0000000080)={@remote, @broadcast, [], {@arp={0x806, @ether_ipv4={0x1, 0x800, 0x6, 0x4, 0x2, @random="66036b438b44", @multicast2, @local}}}}) (async) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) (async) close(r2) (async) socket(0x2, 0x2, 0x0) (async, rerun: 64) ioctl$WSMUXIO_LIST_DEVICES(0xffffffffffffffff, 0xc1045763, &(0x7f0000000040)={0x0, [{0x0, 0xfffffffc}, {}, {0x0, 0x300}, {}, {}, {0x2}, {}, {0x3, 0x5}, {}, {}, {0x1}, {0x0, 0xff}, {}, {}, {0x0, 0x1}, {}, {0x2}, {}, {}, {}, {0x2}, {}, {0x2}, {0x1}, {0x3}, {0x0, 0x5}, {}, {0x1}, {0x0, 0x9}, {0x2, 0x6}]}) (async, rerun: 64) socket$inet(0x2, 0x1, 0x0) socket$inet(0x2, 0x2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$unix(r4, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="28000000ffff000001"], 0x28}, 0x0) recvmsg(r3, &(0x7f0000001480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001380)=""/202, 0xca}, 0x800) (async, rerun: 32) r5 = socket(0x2, 0x2, 0x0) (rerun: 32) bind(r5, &(0x7f0000000000), 0x10) syz_emit_ethernet(0x3e, &(0x7f0000001300)=ANY=[@ANYBLOB="ffffffffffffaaaaaaaaaabb86dd6285d44c0008bbf9000000000000000000000000000000000000000000000000000005"]) (async) connect$unix(r5, &(0x7f0000000000), 0x10) connect$unix(r2, &(0x7f0000000000), 0x10) (async, rerun: 64) write(r2, 0x0, 0x0) (rerun: 64) 253.046943ms ago: executing program 0 (id=1): setrlimit(0x8, &(0x7f0000000980)={0x7, 0x9}) r0 = semget$private(0x0, 0x2, 0x94) semctl$SETVAL(r0, 0x3, 0x8, 0x0) openat$bpf(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r1 = msgget$private(0x0, 0xfffffffffffffffd) msgget$private(0x0, 0x2) msgrcv(r1, 0x0, 0x0, 0x2, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) close(r2) fchmod(r2, 0x40) msgsnd(r1, &(0x7f0000000040)=ANY=[], 0x55, 0x800) msgsnd(r1, &(0x7f0000000140)=ANY=[@ANYBLOB="9747"], 0x298, 0x0) msgsnd(r1, &(0x7f0000000400)=ANY=[@ANYBLOB='\x00F\x00\x00\x00\x00\x00\x00'], 0x8, 0x800) r3 = syz_open_pts() close(r3) syz_open_pts() writev(r3, &(0x7f0000000700)=[{&(0x7f0000000080)="34eb4cd59e8456ebc0881681c60e1cd9e0bf01b618b3cb934394c5951c1db0fd943a", 0xff99}], 0x1) ioctl$TIOCSETAW(r3, 0x802c7415, &(0x7f0000000240)={0xfffffffd, 0x7, 0x9, 0x80000000, "4b29c34b96bb22db646dc43a548e8d7fbc1c1a1e", 0x6, 0x7fff}) r4 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r4, 0x0, 0x200000000000c, &(0x7f0000000240)="ea00000100000000", 0xc) setsockopt$inet_opts(r4, 0x0, 0x9, &(0x7f0000000340)="ea000003", 0x4) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) unveil(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='c\x00') socket(0x800000018, 0x1, 0x0) select(0x40, &(0x7f0000000100), &(0x7f00000024c0)={0x1ff}, 0x0, 0x0) 230.935061ms ago: executing program 6 (id=7): pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x4) dup(r0) r1 = socket(0x2, 0x2, 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000000), 0x1, 0x0) r2 = shmget$private(0x0, 0x4000, 0x10, &(0x7f0000ffc000/0x4000)=nil) r3 = getpid() shmctl$IPC_SET(r2, 0x1, &(0x7f00000000c0)={{0x3, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, r3}) r4 = kqueue() kevent(r4, &(0x7f0000000040), 0x139, 0x0, 0xffffffff, 0x0) syz_emit_ethernet(0x138, &(0x7f0000000000)=ANY=[@ANYBLOB="ff02"]) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) connect$unix(r1, &(0x7f0000000000), 0x10) r5 = openat$zero(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) preadv(r5, &(0x7f0000000080)=[{&(0x7f0000000100)=""/254, 0xfffffc47}, {&(0x7f00000003c0)=""/171, 0xab}, {&(0x7f00000002c0)=""/243, 0xe2}], 0x134, 0x0) mquery(&(0x7f00003e2000/0x4000)=nil, 0x4000, 0x1, 0x0, r5, 0x6) ioctl$VT_GETACTIVE(r5, 0x40047607, &(0x7f00000000c0)) sysctl$kern(&(0x7f0000000040)={0x1, 0x4a}, 0x2, &(0x7f0000000100)="71f91e3471ac0058bc5a91501d94a34b8e5f84cf71b59c7afec37082", &(0x7f0000000080)=0x1c, 0x0, 0x0) 23.527492ms ago: executing program 3 (id=9): open$dir(&(0x7f0000000140)='./file0\x00', 0x200, 0x1a9) (async) semget(0x1, 0x1, 0x110) (async) setsockopt(0xffffffffffffffff, 0x8, 0xc, 0xffffffffffffffff, 0x0) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) poll(&(0x7f0000000040)=[{r0, 0x80}, {r1, 0x80}, {r1, 0x7}], 0x3, 0x6) (async) select(0x40, &(0x7f0000000080)={0xb, 0x8, 0xf89000000000000, 0x1, 0x8, 0xc935, 0x3, 0x1}, 0x0, 0x0, 0x0) close(r1) (async) sysctl$kern(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) (async) ktrace(&(0x7f0000000000)='./file0\x00', 0x7, 0x40001d02, 0xffffffffffffffff) 21.954555ms ago: executing program 6 (id=10): sysctl$net_inet_tcp(&(0x7f0000000200)={0x4, 0x2, 0x6, 0x19}, 0x4, &(0x7f0000000240)="56cc0b2e", &(0x7f0000000340)=0x4, 0x0, 0x0) r0 = open(&(0x7f00000000c0)='./file0\x00', 0x80000000000206, 0x4) chmod(&(0x7f0000000080)='./file0\x00', 0x40) writev(r0, &(0x7f0000000200)=[{&(0x7f00000001c0)='#!', 0x2}, {&(0x7f0000000040)="28e72a42", 0x4}], 0x2) writev(r0, &(0x7f0000000100)=[{&(0x7f0000000000)="2009000001bc0a", 0x7}], 0x1) munmap(&(0x7f0000001000/0x3000)=nil, 0x3000) r1 = shmget$private(0x0, 0x3000, 0x0, &(0x7f0000ffa000/0x3000)=nil) getgroups(0x1, &(0x7f0000000100)=[0xffffffffffffffff]) shmctl$IPC_SET(r1, 0x1, &(0x7f0000000240)={{0x0, 0x0, 0x0, 0x0, r2, 0x0, 0x7}, 0x2, 0xfffc, 0x0, 0xffffffffffffffff, 0x4, 0x5, 0x800000800000000}) r3 = shmat(r1, &(0x7f0000001000/0x3000)=nil, 0x0) shmctl$IPC_RMID(r1, 0x0) mlock(&(0x7f0000001000/0x2000)=nil, 0x2000) shmdt(r3) execve(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) 21.279638ms ago: executing program 3 (id=11): syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="0000000000000001"]) writev(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000000000)="6dc100167f", 0x5}], 0x1) syz_emit_ethernet(0x138, &(0x7f0000000000)=ANY=[@ANYBLOB="ff02"]) setrlimit(0x8, &(0x7f0000000980)={0xb, 0x54}) r0 = syz_open_pts() close(r0) syz_open_pts() ioctl$TIOCSETA(r0, 0x802c7414, &(0x7f0000000080)={0xfffffffb, 0xfffffffe, 0x9, 0xfffff51f, "3cee7cae307e08001fb91b000000da64612c3300", 0xffe, 0xfffe}) writev(r0, &(0x7f00000005c0)=[{&(0x7f0000000100)="b389e50180000000000000b27e9dcf45eccea2e9299570c11b1e085ac39b33ac9bec7899378da7a55c5e", 0x2a}], 0x1) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) r1 = socket(0x2, 0x1, 0x0) connect$unix(r1, &(0x7f0000000000), 0x10) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x3, 0x5012, 0xffffffffffffffff, 0x0) sendto(r1, &(0x7f0000000080)="0101", 0xfd84, 0xe1, 0x0, 0x0) recvfrom(r1, &(0x7f0000000340)=""/135, 0x87, 0x1040, 0x0, 0x0) 20.969469ms ago: executing program 3 (id=12): r0 = syz_open_pts() fcntl$lock(r0, 0x9, &(0x7f0000000040)={0x0, 0x0, 0xfffffffffffffffd, 0x10002fffffffe}) r1 = kqueue() pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) kevent(r1, &(0x7f0000000000)=[{{r3}, 0xfff7, 0x83, 0x1, 0x23f, 0x9}], 0x1ff, 0x0, 0x56f, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) dup2(r4, r2) 20.529313ms ago: executing program 5 (id=6): r0 = socket(0x2, 0x4001, 0x0) r1 = dup(r0) r2 = fcntl$dupfd(r1, 0x2, 0xffffffffffffffff) close(r2) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)) semget$private(0x0, 0x0, 0x81231772e46f3dcb) syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="0000000000000001"]) writev(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000000000)="6dc100167f", 0x5}], 0x1) syz_emit_ethernet(0x138, &(0x7f0000000000)=ANY=[@ANYBLOB="ff02"]) r3 = socket(0x2, 0x1, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) bind(r3, &(0x7f0000000000), 0x10) ioctl$BIOCSETWF(0xffffffffffffffff, 0x80104277, &(0x7f0000000000)={0x3, &(0x7f00000000c0)=[{}, {0x1, 0x0, 0x0, 0x2}, {0x6}]}) r4 = kqueue() pwritev(r4, &(0x7f00000005c0)=[{&(0x7f0000000140)="b8af7542eb91471dfadbcf820013333caa29d32a7976abacc7c61a44e774e42cc7628a65cec043317dd5f14fc9132fde98cd2df3183004c4e25ecf8baeefa223870dcf5f70b76b5baea66d1f2e4914e7d81d9695fd20244b9b3dfc7364552dc0afb6dd43a3ab6ded182bc996e7a6d7be39e522a30983acba1674d0b1bf1881e07138deecb0d520fbdbe49d2cbf994866b5a222cefe2973cfa7c76a48bd1cda7e6f291ac8dce3921273a5702e50a19d1d2112ff5c5c92cb4697a5b7bd9d3e124e4e0a8656444488fa3b3fc6c93de6f8820f5f5bb1891ba42774853ac305720e5578c21fbb5cd3f9222e3c29d6e5", 0xed}, {&(0x7f0000000040)="9ece9e4b53c5d8206dd7d53fa69a793ed59a6c1369ac72150624d13dc3a23c5b7407277390a54a8c4f58bbd6", 0x2c}, {&(0x7f0000000240)="59c152da5370aca526de275e6c4356add870a784528dbfa8eb69b8c3643caad09fb77934f45e15881947fc010d6114b0a40a5f40bb5dd7bac389bee774c38e1422f25eddc15967387412d022a69ca44a44afa7df0190a9aec745c64a3b31c5e20ea6148c053eca308dbe10330f5a5b5a6193a21d4c60de7f215644ca827ae9f3563eddab590d7832938feaa5022f3c4b20ad3a", 0x93}, {&(0x7f0000000300)="f37fd7d1a475dff68addca8df10eff4b670b7a99560fa5bdd086c5676b147fe672d14ad80703d5bf11f3d3e736de8e4c351837869bb17c2fa145753f00539ba1ae6e", 0x42}, {&(0x7f0000000380)="543e04248a2addb3ba8ac02deb30ac1f628809fdfb1bc46a0673f565b77a", 0x1e}, {&(0x7f00000003c0)="fd1a3b32bc47a164cc88a83012f885210c9bf65ce8b7551407c694e8012672ba70185d31984c0dbc65856e21d6169879c3554bb67b6efe1feec65594ac807b5fdd99820169547fa12b4da4f5b59e5941e787f7cabe4bc68856370414003b2c14091b80d011a6390cadc2d4da2c9d3616134e61a47adbd307a435438e12ec8d9be2fefd7fe26f62028d04cc392dc7c464f8cb8ed0cc73d472a97932c4ced18b5e09585cfcfbd68a7ed521afe197029a3a5c85ce4817b0b0951782f72122ee6907cebe3eb1f7fe4557c555076dad2f7633c36f0877a9760a05ddb8bf", 0xdb}, {&(0x7f00000004c0)="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", 0xff}], 0x7, 0x5) sysctl$kern(&(0x7f00000000c0)={0x1, 0x49}, 0x6, &(0x7f0000000100)="71f91e3471ac0058bc5a91501d94a34b8e5f84cf71b59c7afec37082", &(0x7f0000000080)=0xff0a, 0x0, 0x37) 991.488µs ago: executing program 4 (id=5): r0 = open$dir(&(0x7f0000000440)='.\x00', 0x80, 0x24) mkdirat(r0, &(0x7f0000000300)='./file0/../file0\x00', 0x30) r1 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x0) mkdirat(r1, &(0x7f0000000600)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) (async) symlinkat(&(0x7f0000000040)='./file0\x00', r1, &(0x7f00000004c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') (async) symlinkat(&(0x7f0000000700)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', r1, &(0x7f0000000200)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') (async) rename(&(0x7f0000000e80)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000f80)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') open$dir(&(0x7f0000000940)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x100, 0xd3) 0s ago: executing program 6 (id=13): r0 = syz_open_pts() ioctl$TIOCSETA(r0, 0x802c7414, &(0x7f0000000080)={0x69000c1, 0x5, 0x4, 0x8000201, "2cf9892af9a507000000000700137673ca9e5fd7", 0x6, 0x1000}) (async, rerun: 32) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x3, 0x5012, 0xffffffffffffffff, 0x0) (rerun: 32) sysctl$kern(&(0x7f00000000c0)={0x1, 0x4e}, 0x3, &(0x7f00000001c0)="6ff91ecd378a4e588e5f84cf71b59c7af6c37013fc5dda17179a14ee0a20de8db3a97d2b3e090c33208c7538ef29d0c651d294979a3a9ab1e2dcf76dc09959f2677341c041790689e64d4f8dc54b31558eed21bc", &(0x7f0000000240)=0xffb5, 0x0, 0x37) (async) munmap(&(0x7f0000001000/0x3000)=nil, 0x3000) (async) accept(0xffffffffffffffff, &(0x7f0000000440)=@in6, &(0x7f00000004c0)=0xc) (async) r1 = socket(0x18, 0x2, 0x0) (async) r2 = msgget$private(0x0, 0x0) (async) unveil(&(0x7f0000000040)='./file0\x00', 0x0) madvise(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x80000000002) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) msgsnd(r2, &(0x7f0000000040)=ANY=[], 0x0, 0x0) (async) r3 = shmget$private(0x0, 0x3000, 0x0, &(0x7f0000ffa000/0x3000)=nil) shmctl$IPC_SET(r3, 0x1, &(0x7f0000000240)={{0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x7}, 0x0, 0xfffc, 0x0, 0x0, 0x4, 0x0, 0x800000800000000}) (async, rerun: 64) shmat(r3, &(0x7f0000001000/0x3000)=nil, 0x0) (async, rerun: 64) shmat(r3, &(0x7f0000ffd000/0x3000)=nil, 0x1000) setsockopt(r1, 0x1000000000029, 0x10004, &(0x7f0000000100)='\x00\x00\x00\x00', 0x4) (async) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 64) r5 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (rerun: 64) pwritev(r5, 0x0, 0x0, 0x1) (async) writev(r5, 0x0, 0x0) r6 = semget$private(0x0, 0x3, 0x0) (async) getsockopt$SO_PEERCRED(r5, 0xffff, 0x1022, 0x0, 0x0) (async) r7 = getegid() semctl$IPC_SET(r6, 0x0, 0x1, &(0x7f0000000bc0)={{0x7, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, r7, 0xe6, 0x5dd}, 0x4, 0x7, 0xffffffffffffff70}) (async) semctl$IPC_SET(r6, 0x0, 0x1, &(0x7f0000000c40)={{0x1, 0x0, r7, 0x0, 0x0, 0x105, 0x9}, 0x6c, 0xb, 0xe}) sysctl$net_pipex(&(0x7f0000000140)={0x4, 0x23, 0x2}, 0x3, &(0x7f00000002c0)="05ff8efc8df55c05f35d1d05432b7f7569a39b69974badad1480313fae97fefbac1534e1b72a894245407947440b3ece06dac7d8f24a2b8478cfd0fea2726615019e19b3c24ae1fd2b7fee2b8a4a6526bfc673c633a81a4b4ccf93ffae91bed0de25c2f175ef088dcfcd326ff8fa246910b25c74bde931a343e780d441654e1bf13466d295bfacd9b10517b959aa6729506b2fd811432d3d0f67a3850b0599e2a4cb7b5b84ee37e1757003770e65ada1c882cb011a328b3b12831e04d03d0efad11127dfabc57cfe7014756beee258adf79b6b4cbdecb6a943a104fd3f1ce9b9099917289802ba", &(0x7f0000000180)=0xe7, &(0x7f00000003c0)="cc1599b1f03d288c626bc3db9f8c738fbb8cb44a830819ad98b64e3ef85c983bd8ce332196325af559eb4ebc0942c62450de6a9325db3f553408c5fb82039381863ae7d75579c57e1dfa299644d7686489bc7db206fb92294a2774656dbcf915e9a57dbd0ae42a1f772bfcf7a613b3", 0x6f) (async) close(r4) (async, rerun: 32) dup(r4) (rerun: 32) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.1.8' (ED25519) to the list of known hosts. panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 320837 5520 32767 0x10 0 0 syz-executor *338402 5520 32767 0x10 0x4000000 1K syz-executor db_enter() at db_enter+0x25 panic(ffffffff8315adbb) at panic+0x1e5 __assert(ffffffff8310b9af,ffffffff83142b80,6cb,ffffffff8306c78d) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c279020,20000000,20011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c279020,20000000,20011000) at uvm_fault_unwire+0x55 kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 kern_sysctl(ffff80003c5b8344,2,200001c0,ffff80003c5b8378,0,37,553d63c9c5f4fd49) at kern_sysctl+0x12d sys_sysctl(ffff8000ffff87b0,ffff80003c5b84b0,ffff80003c5b8400) at sys_sysctl+0x425 syscall(ffff80003c5b84b0) at syscall+0xbc6 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcb535e716b0, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 ddb{1}> trace db_enter() at db_enter+0x25 panic(ffffffff8315adbb) at panic+0x1e5 __assert(ffffffff8310b9af,ffffffff83142b80,6cb,ffffffff8306c78d) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c279020,20000000,20011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c279020,20000000,20011000) at uvm_fault_unwire+0x55 kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 kern_sysctl(ffff80003c5b8344,2,200001c0,ffff80003c5b8378,0,37,553d63c9c5f4fd49) at kern_sysctl+0x12d sys_sysctl(ffff8000ffff87b0,ffff80003c5b84b0,ffff80003c5b8400) at sys_sysctl+0x425 syscall(ffff80003c5b84b0) at syscall+0xbc6 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcb535e716b0, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c5b7f20 rbx 0xffff800029b5cdc7 rdx 0 rcx 0xffff8000ffff87b0 rax 0xffff800029b5bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xda1e32d4a1fb78a0 r11 0x721d4c60f2f32bae r12 0xffff800029b5cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff827b4dd5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c5b7f10 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=338402 pid=5520 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff8a38,0xffff8000ffff8538 process=0xffff80003c5b14a0 user=0xffff80003c5b3000, vmspace=0xfffffd806c279020 estcpu=24, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 5520 320837 44083 32767 7 0x10 syz-executor * 5520 338402 44083 32767 7 0x4000010 syz-executor 5520 132259 44083 32767 2 0x4000010 syz-executor 5520 111492 44083 32767 2 0x4000010 syz-executor 64788 353492 87942 0 2 0x2 ndp 88280 150185 36897 32767 2 0x10 syz-executor 88280 278780 36897 32767 3 0x4000090 fsleep syz-executor 13955 81116 36795 0 2 0x100002 ndp 13467 259169 76874 32767 2 0x10 syz-executor 13467 305797 76874 32767 3 0x4000090 fsleep syz-executor 87942 128258 89506 0 3 0x10008a sigsusp sh 36795 296187 61341 0 3 0x10008a sigsusp sh 38175 523549 49033 32767 2 0x10 syz-executor 38175 149366 49033 32767 3 0x4000090 msgwait syz-executor 38175 308077 49033 32767 2 0x4000010 syz-executor 44083 422935 88784 32767 3 0x90 nanoslp syz-executor 61341 341101 78043 0 3 0x80 wait syz-executor 76874 76423 99998 32767 3 0x90 nanoslp syz-executor 36897 276799 58923 32767 3 0x90 nanoslp syz-executor 89506 5849 33593 0 3 0x80 wait syz-executor 49033 287649 366 32767 3 0x90 nanoslp syz-executor 23270 210742 54753 0 2 0 syz-executor 49349 284145 43483 32767 3 0x10 biowait syz-executor 78043 363828 68316 0 3 0x82 wait syz-executor 88784 485481 68316 0 3 0x82 wait syz-executor 58923 370626 68316 0 3 0x82 wait syz-executor 43483 302943 68316 0 3 0x82 wait syz-executor 99998 161774 68316 0 3 0x82 wait syz-executor 54753 69215 68316 0 3 0x82 wait syz-executor 33593 487143 68316 0 3 0x82 wait syz-executor 366 365684 68316 0 3 0x82 wait syz-executor 68316 328907 46740 0 3 0x82 kqread syz-executor 46740 321918 39638 0 3 0x10008a sigsusp ksh 39638 464414 38326 0 3 0x98 kqread sshd-session 38326 447000 87140 0 3 0x92 kqread sshd-session 389 41354 1 0 3 0x100083 ttyin getty 87140 67183 1 0 3 0x88 kqread sshd 29391 462996 82731 73 3 0x1100090 kqread syslogd 82731 411087 1 0 3 0x100082 sbwait syslogd 57155 473922 1 0 3 0x100080 kqread resolvd 78278 124873 38195 77 3 0x100092 kqread dhcpleased 44195 289661 38195 77 3 0x100092 kqread dhcpleased 38195 408876 1 0 3 0x80 kqread dhcpleased 82188 449509 0 0 3 0x14200 bored smr 56903 2253 0 0 2 0x14200 zerothread 62347 270132 0 0 3 0x14200 aiodoned aiodoned 35440 333095 0 0 3 0x14200 syncer update 53986 473098 0 0 3 0x14200 cleaner cleaner 16698 252663 0 0 3 0x14200 reaper reaper 3694 128321 0 0 3 0x14200 pgdaemon pagedaemon 44266 318618 0 0 3 0x14200 bored viomb 59746 456306 0 0 3 0x40014200 acpi0 acpi0 25714 315038 0 0 3 0x40014200 idle1 15535 479834 0 0 3 0x14200 bored softnet3 86447 293818 0 0 3 0x14200 bored softnet2 1813 124656 0 0 3 0x14200 bored softnet1 19476 363881 0 0 3 0x14200 bored softnet0 33124 298891 0 0 3 0x14200 bored systqmp 84916 365534 0 0 3 0x14200 bored systq 62548 211300 0 0 3 0x14200 tmoslp softclockmp 71074 275647 0 0 3 0x40014200 tmoslp softclock 7421 331891 0 0 3 0x40014200 idle0 1 160235 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 5520 (syz-executor) thread 0xffff8000ffff8a38 (320837) exclusive rwlock uobjlk r = 0 (0xfffffd806c16ebe8) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3ea #2 uvm_fault+0x1e9 #3 upageflttrap+0xa9 #4 usertrap+0x2d8 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806c279120) #0 witness_lock+0x5bb #1 rw_do_enter_read+0x3af #2 uvmfault_lookup+0x122 #3 uvm_fault_check+0x4b #4 uvm_fault+0x106 #5 upageflttrap+0xa9 #6 usertrap+0x2d8 #7 recall_trap+0x8 Process 5520 (syz-executor) thread 0xffff8000ffff87b0 (338402) exclusive rwlock amaplk r = 0 (0xfffffd80663b96a8) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3ea #2 uvm_map_lock_entry+0x51 #3 uvm_fault_unwire_locked+0x253 #4 uvm_fault_unwire+0x55 #5 kern_sysctl_dirs+0x340 #6 kern_sysctl+0x12d #7 sys_sysctl+0x425 #8 syscall+0xbc6 #9 Xsyscall+0x128 shared rwlock vmmaplk r = 0 (0xfffffd806c279120) #0 witness_lock+0x5bb #1 rw_do_enter_read+0x3af #2 uvm_fault_unwire+0x3e #3 kern_sysctl_dirs+0x340 #4 kern_sysctl+0x12d #5 sys_sysctl+0x425 #6 syscall+0xbc6 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff836839c0) #0 witness_lock+0x5bb #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 #3 sleep_finish+0x24f #4 rw_do_enter_read+0x2de #5 uvmfault_lookup+0x122 #6 uvm_fault_check+0x4b #7 uvm_fault+0x106 #8 uvm_fault_wire+0x73 #9 sysctl_vslock+0x109 #10 kern_sysctl_dirs+0x247 #11 kern_sysctl+0x12d #12 sys_sysctl+0x425 #13 syscall+0xbc6 #14 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff8349f148) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3ea #2 sysctl_vslock+0x45 #3 kern_sysctl_dirs+0x247 #4 kern_sysctl+0x12d #5 sys_sysctl+0x425 #6 syscall+0xbc6 #7 Xsyscall+0x128 Process 49349 (syz-executor) thread 0xffff8000ffff8f48 (284145) exclusive rrwlock inode r = 0 (0xfffffd806cb62df8) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3ea #2 rrw_enter+0xc6 #3 VOP_LOCK+0xa6 #4 ufs_ihashins+0x4f #5 ffs_vget+0x187 #6 ffs_inode_alloc+0x283 #7 ufs_mkdir+0x113 #8 VOP_MKDIR+0x102 #9 domkdirat+0x179 #10 syscall+0xb08 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807c40c648) #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 domkdirat+0x8b #8 syscall+0xb08 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10181 10953K 10966K 166960K 11260 0 pcb 17 12K 12K 166960K 17 0 rtable 230 6K 6K 166960K 336 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 1K 166960K 1 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 29 0 iov 0 0K 8K 166960K 1 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1332 84K 84K 166960K 1348 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 3 0K 0K 166960K 3 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 26 97K 125K 166960K 147 0 proc 58 79K 115K 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 37 175K 175K 166960K 37 0 exec 0 0K 1K 166960K 346 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 224 77K 77K 166960K 2631 0 UVM aobj 4 2K 2K 166960K 5 0 pinsyscall 48 96K 111K 166960K 1163 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 27 2K 2K 166960K 27 0 temp 36 6886K 6950K 166960K 3685 0 kqueue 14 22K 24K 166960K 26 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 34 0 30 1 0 1 1 0 8 0 rtentry 112 109 0 1 4 0 4 4 0 8 0 unpcb 144 37 0 20 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 808 12 0 7 1 0 1 1 0 8 0 arp 120 18 0 0 1 0 1 1 0 8 0 inpcb 376 98 0 90 5 0 5 5 0 8 4 nd6 136 22 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 451 0 0 29 0 29 29 0 8 0 art_table 32 452 0 0 4 0 4 4 0 8 0 art_node 16 108 0 10 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 0 1 0 1 1 0 8 0 semapl 112 1 0 0 1 0 1 1 0 8 0 shmpl 112 2 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1544 0 47 94 0 94 94 0 8 0 ffsino 280 1544 0 47 108 0 108 108 0 8 0 nchpl 144 1732 0 62 62 0 62 62 0 8 0 uvmvnodes 80 1625 0 0 34 0 34 34 0 8 0 vnodes 216 1625 0 0 91 0 91 91 0 8 0 namei 1024 5085 0 5084 2 0 2 2 0 8 1 percpumem 16 46 0 0 1 0 1 1 0 8 0 kstatmem 264 22 0 0 2 0 2 2 0 8 0 scxspl 216 5216 0 5215 3 1 2 2 1 8 1 plimitpl 152 36 0 11 1 0 1 1 0 8 0 sigapl 424 424 0 368 8 0 8 8 0 8 0 futexpl 64 110 0 108 1 0 1 1 0 8 0 knotepl 120 65 0 0 2 0 2 2 0 8 0 kqueuepl 216 23 0 13 1 0 1 1 0 8 0 pipepl 328 105 0 76 3 0 3 3 0 8 0 fdescpl 504 406 0 368 7 1 6 6 0 8 0 filepl 152 1375 0 1160 10 0 10 10 0 8 1 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 22 0 6 1 0 1 1 0 8 0 pgrppl 48 30 0 6 1 0 1 1 0 8 0 ucredpl 104 90 0 74 1 0 1 1 0 8 0 zombiepl 144 368 0 368 1 0 1 1 0 8 1 processpl 1168 424 0 368 5 0 5 5 0 8 0 procpl 648 442 0 379 6 0 6 6 0 8 0 sockpl 688 169 0 140 6 0 6 6 0 8 3 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 119 0 0 15 0 15 15 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 167 0 0 11 0 11 11 0 8 0 bufpl 280 2221 0 124 150 0 150 150 0 8 0 anonpl 24 99096 0 95959 23 0 23 23 0 185 2 amapchunkpl 152 8018 0 7544 19 0 19 19 0 158 0 amappl16 200 2002 0 1991 5 0 5 5 0 8 4 amappl15 192 4 0 4 2 1 1 1 0 8 1 amappl14 184 101 0 90 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 0 1 1 0 8 1 amappl12 168 1004 0 968 2 0 2 2 0 8 0 amappl11 160 52 0 42 1 0 1 1 0 8 0 amappl10 152 7 0 7 1 0 1 1 0 8 1 amappl9 144 239 0 239 1 0 1 1 0 8 1 amappl8 136 30 0 29 1 0 1 1 0 8 0 amappl7 128 94 0 83 1 0 1 1 0 8 0 amappl6 120 175 0 170 1 0 1 1 0 8 0 amappl5 112 119 0 112 1 0 1 1 0 8 0 amappl4 104 283 0 269 1 0 1 1 0 8 0 amappl3 96 1194 0 1084 3 0 3 3 0 8 0 amappl2 88 610 0 553 2 0 2 2 0 8 0 amappl1 80 7685 0 7122 14 0 14 14 0 8 0 amappl 88 2292 0 2121 4 0 4 4 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 4 0 1 1 0 1 1 0 8 0 uaddrrnd 24 407 0 369 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 407 0 369 1 0 1 1 0 8 0 vmmpekpl 168 4965 0 4928 2 0 2 2 0 8 0 vmmpepl 168 31710 0 29783 91 0 91 91 0 357 4 vmsppl 456 406 0 369 7 1 6 6 0 8 0 rwobjpl 64 13975 0 11492 42 0 42 42 0 8 0 pdppl 4096 821 0 738 111 14 97 97 0 8 14 pvpl 32 9557 0 0 78 0 78 78 0 265 0 pmappl 248 406 0 369 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 288 0 17 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8354aff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xb softintr_dispatch(0) at softintr_dispatch+0x5b Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff836837b8) at __mp_lock+0x192 uvm_fault(fffffd806c279020,cb5a3cbe000,0,2) at uvm_fault+0x1ee upageflttrap(ffff80003858af20,cb5a3cbe000) at upageflttrap+0xa9 usertrap(ffff80003858af20) at usertrap+0x2d8 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x71c59ef3bff0, count: 4 ddb{0}> trace x86_ipi_db(ffffffff8354aff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xb softintr_dispatch(0) at softintr_dispatch+0x5b Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff836837b8) at __mp_lock+0x192 uvm_fault(fffffd806c279020,cb5a3cbe000,0,2) at uvm_fault+0x1ee upageflttrap(ffff80003858af20,cb5a3cbe000) at upageflttrap+0xa9 usertrap(ffff80003858af20) at usertrap+0x2d8 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x71c59ef3bff0, count: -11 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 panic(ffffffff8315adbb) at panic+0x1e5 __assert(ffffffff8310b9af,ffffffff83142b80,6cb,ffffffff8306c78d) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c279020,20000000,20011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c279020,20000000,20011000) at uvm_fault_unwire+0x55 kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 kern_sysctl(ffff80003c5b8344,2,200001c0,ffff80003c5b8378,0,37,553d63c9c5f4fd49) at kern_sysctl+0x12d sys_sysctl(ffff8000ffff87b0,ffff80003c5b84b0,ffff80003c5b8400) at sys_sysctl+0x425 syscall(ffff80003c5b84b0) at syscall+0xbc6 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcb535e716b0, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 panic(ffffffff8315adbb) at panic+0x1e5 __assert(ffffffff8310b9af,ffffffff83142b80,6cb,ffffffff8306c78d) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c279020,20000000,20011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c279020,20000000,20011000) at uvm_fault_unwire+0x55 kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 kern_sysctl(ffff80003c5b8344,2,200001c0,ffff80003c5b8378,0,37,553d63c9c5f4fd49) at kern_sysctl+0x12d sys_sysctl(ffff8000ffff87b0,ffff80003c5b84b0,ffff80003c5b8400) at sys_sysctl+0x425 syscall(ffff80003c5b84b0) at syscall+0xbc6 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcb535e716b0, count: -10