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panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (5)

Status: closed as invalid on 2020/02/01 08:31
Reported-by: syzbot+df03c9cf44efcc36c2dc@syzkaller.appspotmail.com
First crash: 1540d, last: 1540d
▶ ▼ 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 1630d 1630d 0/3 closed as invalid on 2019/11/02 08:04
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (8) 10 1395d 1466d 0/3 closed as invalid on 2020/08/04 06:37
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (6) 1 1532d 1532d 0/3 closed as invalid on 2020/02/09 09:06
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (7) 1 1508d 1508d 0/3 closed as invalid on 2020/03/03 08:16
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (3) 1 1601d 1601d 0/3 closed as invalid on 2019/12/02 08:42
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR (4) 2 1546d 1547d 0/3 closed as invalid on 2020/01/26 09:58
openbsd panic.go:LINE +0x72 fp=ADDR sp=ADDR pc=ADDR 1 1652d 1652d 0/3 closed as invalid on 2019/10/26 08:48

Sample crash report:
	/usr/local/go/src/runtime/panic.go:774 +0x72 fp=0xc00003d5d0 sp=0xc00003d5a0 pc=0x42e9e2
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:378 +0x47c fp=0xc00003d600 sp=0xc00003d5d0 pc=0x443f6c
runtime.(*mSpanList).remove(0xd61738, 0x210e8b010)
	/usr/local/go/src/runtime/mheap.go:1594 +0x6c fp=0xc00003d638 sp=0xc00003d600 pc=0x426b5c
runtime.(*mcentral).freeSpan(0xd61718, 0x210e8b010, 0x100, 0x0)
	/usr/local/go/src/runtime/mcentral.go:229 +0x133 fp=0xc00003d660 sp=0xc00003d638 pc=0x4177c3
runtime.(*mspan).sweep(0x210e8b010, 0xc000054000, 0x457500)
	/usr/local/go/src/runtime/mgcsweep.go:366 +0x5c6 fp=0xc00003d740 sp=0xc00003d660 pc=0x422c16
runtime.sweepone(0x91db48)
	/usr/local/go/src/runtime/mgcsweep.go:136 +0x285 fp=0xc00003d7a8 sp=0xc00003d740 pc=0x4223e5
runtime.bgsweep(0xc000054000)
	/usr/local/go/src/runtime/mgcsweep.go:73 +0xba fp=0xc00003d7d8 sp=0xc00003d7a8 pc=0x4220aa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1357 +0x1 fp=0xc00003d7e0 sp=0xc00003d7d8 pc=0x45d471
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:210 +0x5c

goroutine 1 [select]:
main.(*Fuzzer).pollLoop(0xc0000f0c60)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:320 +0x127
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:262 +0x12bd

goroutine 19 [IO wait]:
internal/poll.runtime_pollWait(0x299967ec8, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x55
internal/poll.(*pollDesc).wait(0xc0000c1218, 0x72, 0x1000, 0x1000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0000c1200, 0xc000222000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf
net.(*netFD).Read(0xc0000c1200, 0xc000222000, 0x1000, 0x1000, 0xc00014fa60, 0xc00014fb40, 0x7c388d)
	/usr/local/go/src/net/fd_unix.go:202 +0x4f
net.(*conn).Read(0xc00000f2f0, 0xc000222000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x68
bufio.(*Reader).fill(0xc000057d40)
	/usr/local/go/src/bufio/bufio.go:100 +0x103
bufio.(*Reader).ReadByte(0xc000057d40, 0xc00014fc00, 0xc0000c1280, 0xc00000dca0)
	/usr/local/go/src/bufio/bufio.go:252 +0x39
compress/flate.(*decompressor).moreBits(0xc000125300, 0x91cc30, 0xc00014fb88)
	/usr/local/go/src/compress/flate/inflate.go:696 +0x37
compress/flate.(*decompressor).nextBlock(0xc000125300)
	/usr/local/go/src/compress/flate/inflate.go:303 +0x36
compress/flate.(*decompressor).Read(0xc000125300, 0xc00022e000, 0x1000, 0x1000, 0x892e40, 0xc001d92cf0, 0x199)
	/usr/local/go/src/compress/flate/inflate.go:347 +0x77
github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc0000fab40, 0xc00022e000, 0x1000, 0x1000, 0x10, 0xc00014fb88, 0x7c36ed)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:131 +0x51
bufio.(*Reader).Read(0xc000057da0, 0xc000020a60, 0x1, 0x9, 0x0, 0x0, 0xc00014fd70)
	/usr/local/go/src/bufio/bufio.go:226 +0x26a
io.ReadAtLeast(0x99dcc0, 0xc000057da0, 0xc000020a60, 0x1, 0x9, 0x1, 0x1, 0x0, 0x0)
	/usr/local/go/src/io/io.go:310 +0x87
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
encoding/gob.decodeUintReader(0x99dcc0, 0xc000057da0, 0xc000020a60, 0x9, 0x9, 0x4050d5, 0x43080c, 0xc00014fd48, 0x45a320)
	/usr/local/go/src/encoding/gob/decode.go:120 +0x6f
encoding/gob.(*Decoder).recvMessage(0xc0000c1280, 0x404fbc)
	/usr/local/go/src/encoding/gob/decoder.go:81 +0x57
encoding/gob.(*Decoder).decodeTypeSequence(0xc0000c1280, 0xc000000100, 0xc00014fe10)
	/usr/local/go/src/encoding/gob/decoder.go:143 +0x10c
encoding/gob.(*Decoder).DecodeValue(0xc0000c1280, 0x82da20, 0xc0000fb020, 0x16, 0x0, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:211 +0x10b
encoding/gob.(*Decoder).Decode(0xc0000c1280, 0x82da20, 0xc0000fb020, 0x0, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:188 +0x16d
net/rpc.(*gobClientCodec).ReadResponseHeader(0xc0000fac30, 0xc0000fb020, 0xc001d92cc0, 0x0)
	/usr/local/go/src/net/rpc/client.go:228 +0x45
net/rpc.(*Client).input(0xc000057e60)
	/usr/local/go/src/net/rpc/client.go:109 +0xa5
created by net/rpc.NewClientWithCodec
	/usr/local/go/src/net/rpc/client.go:206 +0x89

goroutine 7 [syscall, 1 minutes]:
os/signal.signal_recv(0x0)
	/usr/local/go/src/runtime/sigqueue.go:147 +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 16 [chan receive, 1 minutes]:
main.main.func1(0xc00006a540)
	/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 +0x5b0

goroutine 15 [chan receive, 1 minutes]:
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1(0xc00006a540)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:74 +0xb6
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:71 +0x3f

goroutine 23 [IO wait]:
internal/poll.runtime_pollWait(0x2999679e8, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x55
internal/poll.(*pollDesc).wait(0xc0024f0fd8, 0x72, 0x1, 0xc, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0024f0fc0, 0xc002ea2e10, 0xc, 0xc, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf
os.(*File).read(...)
	/usr/local/go/src/os/file_unix.go:259
os.(*File).Read(0xc00105b908, 0xc002ea2e10, 0xc, 0xc, 0xc0027499d8, 0x40c698, 0x10)
	/usr/local/go/src/os/file.go:116 +0x71
io.ReadAtLeast(0x99e460, 0xc00105b908, 0xc002ea2e10, 0xc, 0xc, 0xc, 0x0, 0x3ff520, 0x3ff520)
	/usr/local/go/src/io/io.go:310 +0x87
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0022ae0e0, 0xc000022a00, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7a2300, 0xc002749c00, 0x0, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:748 +0x282
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000092090, 0xc000022a00, 0xc002fe4240, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc002749d58, 0x7b099b)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:280 +0x108
main.(*Proc).executeRaw(0xc0023e8d00, 0xc000022a00, 0xc002fe4240, 0x1, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x20c
main.(*Proc).execute(0xc0023e8d00, 0xc000022a00, 0xc002fe4240, 0x0, 0x1, 0x1)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x6a
main.(*Proc).loop(0xc0023e8d00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:101 +0x4de
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:259 +0x114c

goroutine 24 [IO wait]:
internal/poll.runtime_pollWait(0x299967ab8, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x55
internal/poll.(*pollDesc).wait(0xc0024f17b8, 0x72, 0x1, 0xc, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0024f17a0, 0xc002ea2630, 0xc, 0xc, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf
os.(*File).read(...)
	/usr/local/go/src/os/file_unix.go:259
os.(*File).Read(0xc00000f338, 0xc002ea2630, 0xc, 0xc, 0xc002b5b9d8, 0x40c698, 0x10)
	/usr/local/go/src/os/file.go:116 +0x71
io.ReadAtLeast(0x99e460, 0xc00000f338, 0xc002ea2630, 0xc, 0xc, 0xc, 0x0, 0x3ff610, 0x3ff610)
	/usr/local/go/src/io/io.go:310 +0x87
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0022ae8c0, 0xc000022a00, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd61a18, 0x203000, 0x203000, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:748 +0x282
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000092120, 0xc000022a00, 0xc002f8a580, 0xc002b5bce8, 0x7b0fc4, 0xc002b5bd40, 0x44500e, 0x413b6a, 0xc002f3c580, 0xc002f76e88)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:280 +0x108
main.(*Proc).executeRaw(0xc0023e8d40, 0xc000022a00, 0xc002f8a580, 0x1, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x20c
main.(*Proc).execute(0xc0023e8d40, 0xc000022a00, 0xc002f8a580, 0x0, 0x1, 0x1)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x6a
main.(*Proc).loop(0xc0023e8d40)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:101 +0x4de
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:259 +0x114c

goroutine 883 [select]:
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1(0xc0022ae8c0, 0xc0014b2060, 0xc0014b2000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:733 +0xba
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:731 +0x19c

goroutine 884 [select]:
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1(0xc0022ae0e0, 0xc0014b21e0, 0xc0014b2180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:733 +0xba
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:731 +0x19c

goroutine 27 [IO wait]:
internal/poll.runtime_pollWait(0x299967d28, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x55
internal/poll.(*pollDesc).wait(0xc0024f0f18, 0x72, 0x1ff01, 0x1ffa3, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0024f0f00, 0xc00317605d, 0x1ffa3, 0x1ffa3, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf
os.(*File).read(...)
	/usr/local/go/src/os/file_unix.go:259
os.(*File).Read(0xc00105b8f8, 0xc00317605d, 0x1ffa3, 0x1ffa3, 0xc, 0x0, 0x0)
	/usr/local/go/src/os/file.go:116 +0x71
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00105b8f8, 0xc0022ae0e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:594 +0xaf
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:588 +0x89f

goroutine 420 [IO wait]:
internal/poll.runtime_pollWait(0x299967918, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x55
internal/poll.(*pollDesc).wait(0xc0024f16f8, 0x72, 0x1ff01, 0x1ffaf, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0024f16e0, 0xc001238051, 0x1ffaf, 0x1ffaf, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf
os.(*File).read(...)
	/usr/local/go/src/os/file_unix.go:259
os.(*File).Read(0xc00000f328, 0xc001238051, 0x1ffaf, 0x1ffaf, 0x27, 0x0, 0x0)
	/usr/local/go/src/os/file.go:116 +0x71
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00000f328, 0xc0022ae8c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:594 +0xaf
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:588 +0x89f

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/01/31 11:01 openbsd 28ad18c97173 5ed23f9a .config console log report ci-openbsd-main
* Struck through repros no longer work on HEAD.