syzbot


panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR

Status: closed as invalid on 2019/10/26 08:48
Reported-by: syzbot+e84472cac918e373c27b@syzkaller.appspotmail.com
First crash: 1868d, last: 1868d
Similar bugs (7)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (2) 1 1846d 1846d 0/3 closed as invalid on 2019/11/02 08:04
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (8) 10 1611d 1682d 0/3 closed as invalid on 2020/08/04 06:37
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (6) 1 1749d 1749d 0/3 closed as invalid on 2020/02/09 09:06
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (7) 1 1725d 1725d 0/3 closed as invalid on 2020/03/03 08:16
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (3) 1 1817d 1817d 0/3 closed as invalid on 2019/12/02 08:42
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (4) 2 1762d 1763d 0/3 closed as invalid on 2020/01/26 09:58
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (5) 1 1756d 1756d 0/3 closed as invalid on 2020/02/01 08:31

Sample crash report:
	/usr/local/go/src/runtime/panic.go:617 +0x72 fp=0xc000187a40 sp=0xc000187a10 pc=0x42cb72
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:387 +0x47e fp=0xc000187a70 sp=0xc000187a40 pc=0x441fee
runtime.mapaccess2_fast64(0x8429a0, 0xc0027cb860, 0x354, 0xc002e81478, 0x200)
	/usr/local/go/src/runtime/map_fast64.go:84 +0x69 fp=0xc000187a98 sp=0xc000187a70 pc=0x410aa9
github.com/google/syzkaller/prog.(*vmaAlloc).noteAlloc(0xc0027cb890, 0x0, 0x800)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/alloc.go:128 +0x70 fp=0xc000187af0 sp=0xc000187a98 pc=0x7546b0
github.com/google/syzkaller/prog.(*state).analyzeImpl.func1(0x97cc00, 0xc0027cb530, 0xc002a9c2e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:64 +0x4e9 fp=0xc000187be8 sp=0xc000187af0 pc=0x7895d9
github.com/google/syzkaller/prog.foreachArgImpl(0x97cc00, 0xc0027cb530, 0xc002a76408, 0x0, 0x0, 0x8a9c00, 0xc000187d50)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:125 +0xbe fp=0xc000187cd8 sp=0xc000187be8 pc=0x75513e
github.com/google/syzkaller/prog.ForeachArg(0xc002a76400, 0xc000187d50)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:120 +0xa1 fp=0xc000187d40 sp=0xc000187cd8 pc=0x755011
github.com/google/syzkaller/prog.(*state).analyzeImpl(0xc0034891d0, 0xc002a76400, 0xc00258a001)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:58 +0x61 fp=0xc000187d78 sp=0xc000187d40 pc=0x754f51
github.com/google/syzkaller/prog.analyze(0xc00275bec0, 0xc00258a000, 0x1f01, 0x2400, 0xc002a76000, 0xc002a764c0, 0xc000187e38)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:34 +0xa5 fp=0xc000187de0 sp=0xc000187d78 pc=0x754c85
github.com/google/syzkaller/prog.(*mutator).insertCall(0xc000187ec0, 0x14)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:136 +0xc6 fp=0xc000187e48 sp=0xc000187de0 pc=0x76db76
github.com/google/syzkaller/prog.(*Prog).Mutate(0xc002a76000, 0x9779c0, 0xc0027b77a0, 0x1e, 0xc00275bec0, 0xc00258a000, 0x1f01, 0x2400)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:42 +0x29f fp=0xc000187f08 sp=0xc000187e48 pc=0x76d03f
main.(*Proc).loop(0xc00275bf40)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:99 +0x435 fp=0xc000187fd8 sp=0xc000187f08 pc=0x7d4be5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1337 +0x1 fp=0xc000187fe0 sp=0xc000187fd8 pc=0x45ad31
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:258 +0x111b

goroutine 1 [select]:
main.(*Fuzzer).pollLoop(0xc0000b5080)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:295 +0x127
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:261 +0x128d

goroutine 6 [syscall, 5 minutes]:
os/signal.signal_recv(0x0)
	/usr/local/go/src/runtime/sigqueue.go:139 +0x9c
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x22
created by os/signal.init.0
	/usr/local/go/src/os/signal/signal_unix.go:29 +0x41

goroutine 14 [chan receive, 5 minutes]:
main.main.func1(0xc00006a660)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:137 +0x34
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:135 +0x5b4

goroutine 13 [chan receive, 5 minutes]:
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1(0xc00006a660)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:74 +0xb9
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:71 +0x3f

goroutine 16 [IO wait]:
internal/poll.runtime_pollWait(0x22b1c5df8, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc0000d3398, 0x72, 0x1000, 0x1000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0000d3380, 0xc000252000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x19b
net.(*netFD).Read(0xc0000d3380, 0xc000252000, 0x1000, 0x1000, 0x4, 0x854800, 0xc000079b00)
	/usr/local/go/src/net/fd_unix.go:202 +0x4f
net.(*conn).Read(0xc00000e928, 0xc000252000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:177 +0x69
bufio.(*Reader).fill(0xc0000617a0)
	/usr/local/go/src/bufio/bufio.go:100 +0x10f
bufio.(*Reader).ReadByte(0xc0000617a0, 0xc00002e570, 0xc00002e500, 0xc000079b80)
	/usr/local/go/src/bufio/bufio.go:249 +0x39
compress/flate.(*decompressor).moreBits(0xc00011f300, 0xc000079bc0, 0x10)
	/usr/local/go/src/compress/flate/inflate.go:696 +0x37
compress/flate.(*decompressor).nextBlock(0xc00011f300)
	/usr/local/go/src/compress/flate/inflate.go:303 +0x36
compress/flate.(*decompressor).Read(0xc00011f300, 0xc00025e000, 0x1000, 0x1000, 0x824501, 0xc000001b00, 0x3)
	/usr/local/go/src/compress/flate/inflate.go:347 +0x77
github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc0000faa80, 0xc00025e000, 0x1000, 0x1000, 0x42c191, 0x8f5288, 0xc000079c90)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:131 +0x51
bufio.(*Reader).Read(0xc000061800, 0xc000020a90, 0x1, 0x9, 0xc00000dbc0, 0x3, 0xc00002e570)
	/usr/local/go/src/bufio/bufio.go:223 +0x23e
io.ReadAtLeast(0x9737c0, 0xc000061800, 0xc000020a90, 0x1, 0x9, 0x1, 0x0, 0x0, 0xc000079db0)
	/usr/local/go/src/io/io.go:310 +0x88
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
Ã
encoding/gob.decodeUintReader(0x9737c0, 0xc000061800, 0xc000020a90, 0x9, 0x9, 0x4050ac, 0xc000000180, 0xc000079db0, 0x42b8ef)
	/usr/local/go/src/encoding/gob/decode.go:120 +0x70
encoding/gob.(*Decoder).recvMessage(0xc0000d3400, 0xc000079dc8)
	/usr/local/go/src/encoding/gob/decoder.go:81 +0x57
encoding/gob.(*Decoder).decodeTypeSequence(0xc0000d3400, 0x8f6400, 0xc0000d3400)
	/usr/local/go/src/encoding/gob/decoder.go:143 +0x12c
encoding/gob.(*Decoder).DecodeValue(0xc0000d3400, 0x8147a0, 0xc0000faf60, 0x16, 0x0, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:211 +0xf6
encoding/gob.(*Decoder).Decode(0xc0000d3400, 0x8147a0, 0xc0000faf60, 0x0, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:188 +0x191
net/rpc.(*gobClientCodec).ReadResponseHeader(0xc0000fab70, 0xc0000faf60, 0xc002b31b60, 0x0)
	/usr/local/go/src/net/rpc/client.go:228 +0x45
net/rpc.(*Client).input(0xc0000618c0)
	/usr/local/go/src/net/rpc/client.go:109 +0xa2
created by net/rpc.NewClientWithCodec
	/usr/local/go/src/net/rpc/client.go:206 +0x89

goroutine 3306 [IO wait, 1 minutes]:
internal/poll.runtime_pollWait(0x22b1c5778, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc001834198, 0x72, 0x1ff01, 0x1ff89, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc001834180, 0xc00351a077, 0x1ff89, 0x1ff89, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x19b
os.(*File).read(...)
	/usr/local/go/src/os/file_unix.go:263
os.(*File).Read(0xc00000e258, 0xc00351a077, 0x1ff89, 0x1ff89, 0x27, 0x0, 0x0)
	/usr/local/go/src/os/file.go:108 +0x70
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00000e258, 0xc0000e2150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:595 +0xaf
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:589 +0x91a

goroutine 21 [runnable]:
syscall.Syscall(0x3, 0xc, 0xc002054fe0, 0xc, 0xc, 0xc, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x5
syscall.read(0xc, 0xc002054fe0, 0xc, 0xc, 0x0, 0x974cc0, 0xc55490)
	/usr/local/go/src/syscall/zsyscall_openbsd_amd64.go:870 +0x5a
syscall.Read(...)
	/usr/local/go/src/syscall/syscall_unix.go:172
internal/poll.(*FD).Read(0xc001834300, 0xc002054fe0, 0xc, 0xc, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:165 +0x131
os.(*File).read(...)
	/usr/local/go/src/os/file_unix.go:263
os.(*File).Read(0xc00000e490, 0xc002054fe0, 0xc, 0xc, 0xc0038a9980, 0x40bf48, 0x10)
	/usr/local/go/src/os/file.go:108 +0x70
io.ReadAtLeast(0x9740e0, 0xc00000e490, 0xc002054fe0, 0xc, 0xc, 0xc, 0x0, 0xc0038a9900, 0xc0038a9a38)
	/usr/local/go/src/io/io.go:310 +0x88
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000e2150, 0xc000022980, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x78cc90, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:749 +0x286
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0001442d0, 0xc000022980, 0xc001eb1640, 0x1, 0x4e3f23, 0xc003517500, 0x4e84b29b692ee43b, 0xc0038a9d50, 0x4e42b0, 0xc0027b7770)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:279 +0x11b
main.(*Proc).executeRaw(0xc00275bf00, 0xc000022980, 0xc001eb1640, 0x1, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x1f3
main.(*Proc).execute(0xc00275bf00, 0xc000022980, 0xc001eb1640, 0x0, 0x1, 0x1)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x6a
main.(*Proc).loop(0xc00275bf00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:101 +0x4df
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:258 +0x111b

goroutine 4078 [select]:
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1(0xc0000e2150, 0xc00275c900, 0xc00275c8a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:734 +0xba
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:732 +0x19c

goroutine 3980 [IO wait]:
internal/poll.runtime_pollWait(0x22b1c5ab8, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc0020ebed8, 0x72, 0x1ff01, 0x1ff89, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0020ebec0, 0xc00304e077, 0x1ff89, 0x1ff89, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x19b
os.(*File).read(...)
	/usr/local/go/src/os/file_unix.go:263
os.(*File).Read(0xc000796060, 0xc00304e077, 0x1ff89, 0x1ff89, 0x27, 0x0, 0x0)
	/usr/local/go/src/os/file.go:108 +0x70
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc000796060, 0xc0007ce0e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:595 +0xaf
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:589 +0x91a

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/10/11 13:00 openbsd 9db0ea45749c 1a3bad90 .config console log report ci-openbsd-multicore
* Struck through repros no longer work on HEAD.