syzbot


panic.go:LINE +0x72 (7)

Status: closed as invalid on 2020/08/15 05:37
Reported-by: syzbot+bbce03fbda8092f2317d@syzkaller.appspotmail.com
First crash: 1567d, last: 1566d
Similar bugs (6)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd panic.go:LINE +0x72 (3) 1 1760d 1760d 0/3 closed as invalid on 2020/01/27 09:41
openbsd panic.go:LINE +0x72 (6) syz 17 1573d 1669d 0/3 closed as dup on 2020/04/27 01:47
openbsd panic.go:LINE +0x72 (2) 1 1796d 1796d 0/3 closed as invalid on 2019/12/23 16:07
openbsd panic.go:LINE +0x72 1 1847d 1847d 0/3 closed as invalid on 2019/11/01 17:39
openbsd panic.go:LINE +0x72 (4) 1 1742d 1742d 0/3 closed as invalid on 2020/02/14 09:05
openbsd panic.go:LINE +0x72 (5) 1 1690d 1690d 0/3 closed as invalid on 2020/04/08 06:32

Sample crash report:
	/usr/local/go/src/runtime/panic.go:1116 +0x72
runtime.newosproc(0xc0001dc000)
	/usr/local/go/src/runtime/os_openbsd.go:212 +0x1e5
runtime.newm1(0xc0001dc000)
	/usr/local/go/src/runtime/proc.go:1811 +0xdd
runtime.newm(0x0, 0xc000020000)
	/usr/local/go/src/runtime/proc.go:1790 +0x8e
runtime.startm(0xc000020000, 0xc000023e00)
	/usr/local/go/src/runtime/proc.go:1933 +0x13d
runtime.handoffp(0xc000020000)
	/usr/local/go/src/runtime/proc.go:1960 +0x52
runtime.forEachP(0x5e47a8)
	/usr/local/go/src/runtime/proc.go:1341 +0x1cf
runtime.gcMarkDone.func1()
	/usr/local/go/src/runtime/mgc.go:1474 +0x5e
runtime.systemstack(0x0)
	/usr/local/go/src/runtime/asm_amd64.s:370 +0x66
runtime.mstart()
	/usr/local/go/src/runtime/proc.go:1101

goroutine 60 [GC worker (idle)]:
runtime.systemstack_switch()
	/usr/local/go/src/runtime/asm_amd64.s:330 fp=0xc000161f08 sp=0xc000161f00 pc=0x4647e0
runtime.gcMarkDone()
	/usr/local/go/src/runtime/mgc.go:1467 +0x105 fp=0xc000161f60 sp=0xc000161f08 pc=0x41b305
runtime.gcBgMarkWorker(0xc000022800)
	/usr/local/go/src/runtime/mgc.go:2018 +0x2af fp=0xc000161fd8 sp=0xc000161f60 pc=0x41c48f
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1374 +0x1 fp=0xc000161fe0 sp=0xc000161fd8 pc=0x466421
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1839 +0x77

goroutine 1 [semacquire]:
sync.runtime_Semacquire(0xc000014a78)
	/usr/local/go/src/runtime/sema.go:56 +0x45
sync.(*WaitGroup).Wait(0xc000014a70)
	/usr/local/go/src/sync/waitgroup.go:130 +0x65
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:108 +0x78d

goroutine 14 [runnable]:
syscall.Syscall(0x89, 0xc000176360, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x5
syscall.Rmdir(0xc0001707e0, 0x20, 0x612880, 0x703248)
	/usr/local/go/src/syscall/zsyscall_openbsd_amd64.go:943 +0x97
os.Remove(0xc0001707e0, 0x20, 0x0, 0xc00014ba50)
	/usr/local/go/src/os/file_unix.go:284 +0x6e
os.removeAll(0xc0001707e0, 0x20, 0x0, 0x0)
	/usr/local/go/src/os/removeall_at.go:29 +0x14d
os.RemoveAll(...)
	/usr/local/go/src/os/path.go:67
github.com/google/syzkaller/pkg/osutil.RemoveAll(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_bsd.go:14
github.com/google/syzkaller/pkg/ipc.(*command).close(0xc0000a0fc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:647 +0x46
github.com/google/syzkaller/pkg/ipc.makeCommand.func1(0xc00014bd28)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:551 +0x3d
github.com/google/syzkaller/pkg/ipc.makeCommand(0x0, 0xc00001f220, 0x1, 0x1, 0xc0000b4f00, 0xc00000eee8, 0xc00000eef8, 0x2b04de000, 0x1000000, 0x1000000, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0x9ec
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0000a6750, 0xc000016ce0, 0xc000075c00, 0x8f5f79e26, 0xc00014beb8, 0x4b1f9a, 0x8000000000000000, 0x13e2e4e8e, 0x0, 0xbfc3593eab8fe916)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:277 +0x48f
main.(*Context).execute(0xc0000a04d0, 0x0, 0xc0000a6750, 0xc0000755c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:161 +0x111
main.(*Context).run(0xc0000a04d0, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:141 +0xf5
main.main.func3(0xc000014a70, 0xc0000a04d0, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:104 +0x5d
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:102 +0x753

goroutine 15 [chan receive]:
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1(0xc00005a3c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0xb6
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:75 +0x3f

goroutine 33 [syscall]:
os/signal.signal_recv(0x0)
	/usr/local/go/src/runtime/sigqueue.go:147 +0x9d
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x25
created by os/signal.Notify.func1.1
	/usr/local/go/src/os/signal/signal.go:150 +0x45

goroutine 61 [runnable]:
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00000f358, 0xc0000a0f50)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:599
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:599 +0x948

goroutine 62 [runnable]:
syscall.Syscall(0x6, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x5
syscall.Close(0x9, 0xc000178240, 0xc0001606b8)
	/usr/local/go/src/syscall/zsyscall_openbsd_amd64.go:403 +0x45
internal/poll.(*FD).destroy(0xc000178240, 0x25a4b1c01, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:77 +0x43
internal/poll.(*FD).decref(0xc000178240, 0xc000160701, 0x4bc508)
	/usr/local/go/src/internal/poll/fd_mutex.go:213 +0x45
internal/poll.(*FD).Close(0xc000178240, 0x612580, 0xc00001e050)
	/usr/local/go/src/internal/poll/fd_unix.go:99 +0x4f
os.(*file).close(0xc000178240, 0xc000500000, 0x20000)
	/usr/local/go/src/os/file_unix.go:235 +0x38
os.(*File).Close(...)
	/usr/local/go/src/os/file_posix.go:25
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00000f388, 0xc0000a0fc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:614 +0x1f5
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:599 +0x948
login: 

Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/08/07 05:59 openbsd f232436aca1c cb436c69 .config console log report syz ci-openbsd-multicore
2020/08/08 11:14 openbsd da8562669e14 ff51e522 .config console log report ci-openbsd-main
2020/08/07 05:28 openbsd f232436aca1c cb436c69 .config console log report ci-openbsd-multicore
* Struck through repros no longer work on HEAD.