syzbot

 sign-in | mailing list | source | docs
🐞 Open [144]
🐞 Fixed [274]
🐞 Invalid [739]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
💬 Send us feedback

panic.go:LINE +0x72 (6)

Status: closed as dup on 2020/04/27 01:47
Reported-by: syzbot+a92e0f01051d1ef22adf@syzkaller.appspotmail.com
First crash: 1670d, last: 1573d
▶ ▼ Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
uvm_fault: in_delmulti syz 375431 1570d 1856d
▶ ▼ Similar bugs (6)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd panic.go:LINE +0x72 (7) syz 3 1566d 1567d 0/3 closed as invalid on 2020/08/15 05:37
openbsd panic.go:LINE +0x72 (3) 1 1761d 1761d 0/3 closed as invalid on 2020/01/27 09:41
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 1743d 1743d 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(0xc0001b6800)
	/usr/local/go/src/runtime/os_openbsd.go:212 +0x1e5
runtime.newm1(0xc0001b6800)
	/usr/local/go/src/runtime/proc.go:1811 +0xdd
runtime.newm(0x0, 0xc000022800)
	/usr/local/go/src/runtime/proc.go:1790 +0x8e
runtime.startm(0xc000022800, 0x7b9a00)
	/usr/local/go/src/runtime/proc.go:1933 +0x13d
runtime.handoffp(0xc000022800)
	/usr/local/go/src/runtime/proc.go:1960 +0x52
runtime.retake(0xd1c4cb9e2, 0xc00019c000)
	/usr/local/go/src/runtime/proc.go:4772 +0x168
runtime.sysmon()
	/usr/local/go/src/runtime/proc.go:4680 +0x1b1
runtime.mstart1()
	/usr/local/go/src/runtime/proc.go:1157 +0xc8
runtime.mstart()
	/usr/local/go/src/runtime/proc.go:1122 +0x6e

goroutine 1 [semacquire]:
sync.runtime_Semacquire(0xc0001860b4)
	/usr/local/go/src/runtime/sema.go:56 +0x45
sync.(*WaitGroup).Wait(0xc0001860b4)
	/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 22 [syscall]:
syscall.Syscall6(0xb, 0xe9ed, 0xc0001c7d6c, 0x0, 0xc00019e1b0, 0x0, 0x0, 0xc00019e1b0, 0x204751008, 0x2a)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5
syscall.wait4(0xe9ed, 0xc0001c7d6c, 0x0, 0xc00019e1b0, 0x90, 0x5c50e0, 0x1)
	/usr/local/go/src/syscall/zsyscall_openbsd_amd64.go:34 +0x7b
syscall.Wait4(0xe9ed, 0xc0001c7dbc, 0x0, 0xc00019e1b0, 0xc0001c7dd8, 0x43da9c, 0xc000001200)
	/usr/local/go/src/syscall/syscall_bsd.go:129 +0x51
os.(*Process).wait(0xc0001981b0, 0xc0001c7e48, 0x4a63f2, 0x4a4f2b)
	/usr/local/go/src/os/exec_unix.go:43 +0x85
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:125
os/exec.(*Cmd).Wait(0xc000184420, 0x0, 0x4b1f9a)
	/usr/local/go/src/os/exec/exec.go:507 +0x65
github.com/google/syzkaller/pkg/ipc.(*command).wait(0xc0001821c0, 0x613880, 0x6f3828)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x33
github.com/google/syzkaller/pkg/ipc.(*command).close(0xc0001821c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:645 +0xc5
github.com/google/syzkaller/pkg/ipc.(*Env).Close(0xc0001b4090, 0x1, 0xc0001b4000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:222 +0x14e
main.(*Context).run(0xc000182150, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:138 +0x17e
main.main.func3(0xc0001860b4, 0xc000182150, 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 23 [chan receive]:
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1(0xc0001ae060)
	/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 25 [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
login:

Crashes (17):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/08/01 10:07 openbsd 18f4917e2c82 d895b3be .config console log report syz ci-openbsd-multicore
2020/07/21 13:54 openbsd 38194102e48c 328906f3 .config console log report ci-openbsd-main
2020/07/20 18:49 openbsd bea295828719 8caeeeb7 .config console log report ci-openbsd-main
2020/07/18 06:33 openbsd a44bf07fbdaa 9c812472 .config console log report ci-openbsd-main
2020/07/17 04:37 openbsd c45df27875dd 54b3c45e .config console log report ci-openbsd-main
2020/07/17 00:48 openbsd c45df27875dd 54b3c45e .config console log report ci-openbsd-multicore
2020/06/28 19:51 openbsd 558cf89c3d26 a2cdad9d .config console log report ci-openbsd-main
2020/06/28 12:38 openbsd 634337a5c27d a2cdad9d .config console log report ci-openbsd-main
2020/06/28 09:36 openbsd 634337a5c27d a2cdad9d .config console log report ci-openbsd-main
2020/06/26 17:00 openbsd d8c65c0d1302 b202c7a8 .config console log report ci-openbsd-main
2020/06/18 12:00 openbsd ae375af6dd72 d45a4d69 .config console log report ci-openbsd-main
2020/06/18 06:39 openbsd ae375af6dd72 d45a4d69 .config console log report ci-openbsd-main
2020/06/18 03:19 openbsd ae375af6dd72 d45a4d69 .config console log report ci-openbsd-main
2020/06/17 03:14 openbsd 253bdb8e8585 b9f3810b .config console log report ci-openbsd-main
2020/05/28 13:22 openbsd d2236770fb31 c7192a2f .config console log report ci-openbsd-main
2020/05/11 04:07 openbsd a78f83ce721c 8742a2b9 .config console log report ci-openbsd-multicore
2020/04/27 01:38 openbsd 1a46f25785af 6e85fc25 .config console log report ci-openbsd-multicore
* Struck through repros no longer work on HEAD.