syzbot


fatal error: D0917 22:LINE.ADDR NUM x:LINE] [ 856] Syscall 202: denied by seccomp

Status: auto-closed as invalid on 2019/12/16 22:31
Reported-by: syzbot+95d6c871df1054dad130@syzkaller.appspotmail.com
First crash: 1896d, last: 1896d

Sample crash report:
fatal error: D0917 22:30:16.119887   36267 x:0] [ 856] Syscall 202: denied by seccomp
runtime: cannot allocate memory
DIAGNOSIS:
I0917 22:30:16.129468    7322 x:0] ***************************
I0917 22:30:16.129523    7322 x:0] Args: [/syzkaller/managers/ptrace-direct-overlay-host/current/image -root /syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root -watchdog-action=panic -network=none -debug -alsologtostderr -platform=ptrace -file-access=shared -network=host debug -stacks ci-gvisor-ptrace-direct-overlay-host-0]
I0917 22:30:16.129538    7322 x:0] Version release-20190806.1-149-g191297ecbe3a
I0917 22:30:16.129544    7322 x:0] PID: 7322
I0917 22:30:16.129549    7322 x:0] UID: 0, GID: 0
I0917 22:30:16.129553    7322 x:0] Configuration:
I0917 22:30:16.129556    7322 x:0] 		RootDir: /syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root
I0917 22:30:16.129560    7322 x:0] 		Platform: ptrace
I0917 22:30:16.129567    7322 x:0] 		FileAccess: shared, overlay: false
I0917 22:30:16.129575    7322 x:0] 		Network: host, logging: false
I0917 22:30:16.129580    7322 x:0] 		Strace: false, max size: 1024, syscalls: []
I0917 22:30:16.129584    7322 x:0] ***************************
D0917 22:30:16.129626    7322 x:0] Load container "/syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root" "ci-gvisor-ptrace-direct-overlay-host-0"
D0917 22:30:16.131100    7322 x:0] Signal container "ci-gvisor-ptrace-direct-overlay-host-0": signal 0
D0917 22:30:16.131124    7322 x:0] Signal sandbox "ci-gvisor-ptrace-direct-overlay-host-0"
D0917 22:30:16.131130    7322 x:0] Connecting to sandbox "ci-gvisor-ptrace-direct-overlay-host-0"
D0917 22:30:16.131244    7322 x:0] urpc: successfully marshalled 118 bytes.
I0917 22:30:16.899929    7322 x:0] Found sandbox "ci-gvisor-ptrace-direct-overlay-host-0", PID: 36267
I0917 22:30:16.899945    7322 x:0] Retrieving sandbox stacks
D0917 22:30:16.899950    7322 x:0] Stacks sandbox "ci-gvisor-ptrace-direct-overlay-host-0"
D0917 22:30:16.899957    7322 x:0] Connecting to sandbox "ci-gvisor-ptrace-direct-overlay-host-0"
D0917 22:30:16.900007    7322 x:0] urpc: successfully marshalled 36 bytes.
W0917 22:30:16.963212    7322 x:0] FATAL ERROR: retrieving stacks: getting sandbox "ci-gvisor-ptrace-direct-overlay-host-0" stacks: urpc method "debug.Stacks" failed: connection reset by peer
retrieving stacks: getting sandbox "ci-gvisor-ptrace-direct-overlay-host-0" stacks: urpc method "debug.Stacks" failed: connection reset by peer
W0917 22:30:16.963350    7322 x:0] Failure to execute command, err: 1

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/09/17 22:30 https://gvisor.googlesource.com/gvisor master 191297ecbe3a 13dcda9b .config console log report ci-gvisor-ptrace-direct-overlay-host
* Struck through repros no longer work on HEAD.