Starting sshd: OK syzkaller syzkaller login: [ 13.381636][ T22] kauditd_printk_skb: 60 callbacks suppressed [ 13.381643][ T22] audit: type=1400 audit(1674755695.789:71): avc: denied { transition } for pid=265 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 13.387154][ T22] audit: type=1400 audit(1674755695.789:72): avc: denied { write } for pid=265 comm="sh" path="pipe:[9936]" dev="pipefs" ino=9936 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 [ 14.782863][ T266] sshd (266) used greatest stack depth: 21912 bytes left [ 66.608054][ T67] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.10.12' (ECDSA) to the list of known hosts. 2023/01/26 17:58:53 ignoring optional flag "sandboxArg"="0" 2023/01/26 17:58:53 parsed 1 programs [ 251.174027][ T22] audit: type=1400 audit(1674755933.579:73): avc: denied { getattr } for pid=299 comm="syz-execprog" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 251.197877][ T22] audit: type=1400 audit(1674755933.609:74): avc: denied { read } for pid=299 comm="syz-execprog" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 251.213442][ T304] cgroup1: Unknown subsys name 'net' [ 251.219147][ T22] audit: type=1400 audit(1674755933.609:75): avc: denied { open } for pid=299 comm="syz-execprog" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 251.224442][ T304] cgroup1: Unknown subsys name 'net_prio' [ 251.247789][ T22] audit: type=1400 audit(1674755933.609:76): avc: denied { read } for pid=299 comm="syz-execprog" name="raw-gadget" dev="devtmpfs" ino=9425 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 251.253460][ T304] cgroup1: Unknown subsys name 'devices' [ 251.275999][ T22] audit: type=1400 audit(1674755933.609:77): avc: denied { open } for pid=299 comm="syz-execprog" path="/dev/raw-gadget" dev="devtmpfs" ino=9425 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 251.282180][ T304] cgroup1: Unknown subsys name 'blkio' [ 251.304974][ T22] audit: type=1400 audit(1674755933.619:78): avc: denied { mounton } for pid=304 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1137 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 251.332984][ T22] audit: type=1400 audit(1674755933.619:79): avc: denied { mount } for pid=304 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 251.355326][ T22] audit: type=1400 audit(1674755933.729:80): avc: denied { unmount } for pid=304 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 251.440122][ T304] cgroup1: Unknown subsys name 'hugetlb' [ 251.445995][ T304] cgroup1: Unknown subsys name 'rlimit' 2023/01/26 17:58:54 executed programs: 0 [ 251.569601][ T22] audit: type=1400 audit(1674755933.979:81): avc: denied { mounton } for pid=304 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 251.594574][ T22] audit: type=1400 audit(1674755934.009:82): avc: denied { mount } for pid=304 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 251.749875][ T311] bridge0: port 1(bridge_slave_0) entered blocking state [ 251.756906][ T311] bridge0: port 1(bridge_slave_0) entered disabled state [ 251.764592][ T311] device bridge_slave_0 entered promiscuous mode [ 251.772906][ T311] bridge0: port 2(bridge_slave_1) entered blocking state [ 251.780051][ T311] bridge0: port 2(bridge_slave_1) entered disabled state [ 251.787462][ T311] device bridge_slave_1 entered promiscuous mode [ 251.925749][ T316] bridge0: port 1(bridge_slave_0) entered blocking state [ 251.932840][ T316] bridge0: port 1(bridge_slave_0) entered disabled state [ 251.940413][ T316] device bridge_slave_0 entered promiscuous mode [ 251.949954][ T316] bridge0: port 2(bridge_slave_1) entered blocking state [ 251.956972][ T316] bridge0: port 2(bridge_slave_1) entered disabled state [ 251.964465][ T316] device bridge_slave_1 entered promiscuous mode [ 251.980971][ T317] bridge0: port 1(bridge_slave_0) entered blocking state [ 251.988136][ T317] bridge0: port 1(bridge_slave_0) entered disabled state [ 251.995430][ T317] device bridge_slave_0 entered promiscuous mode [ 252.008230][ T317] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.015252][ T317] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.022929][ T317] device bridge_slave_1 entered promiscuous mode [ 252.043865][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.050977][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.058483][ T325] device bridge_slave_0 entered promiscuous mode [ 252.065016][ T326] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.072432][ T326] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.079862][ T326] device bridge_slave_0 entered promiscuous mode [ 252.086846][ T326] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.093946][ T326] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.101330][ T326] device bridge_slave_1 entered promiscuous mode [ 252.127672][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.134702][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.142279][ T325] device bridge_slave_1 entered promiscuous mode [ 252.179146][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.186167][ T324] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.193597][ T324] device bridge_slave_0 entered promiscuous mode [ 252.208251][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.215276][ T324] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.222830][ T324] device bridge_slave_1 entered promiscuous mode [ 252.316751][ T311] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.323799][ T311] bridge0: port 2(bridge_slave_1) entered forwarding state [ 252.331077][ T311] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.338115][ T311] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.413027][ T316] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.420104][ T316] bridge0: port 2(bridge_slave_1) entered forwarding state [ 252.427363][ T316] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.434386][ T316] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.455213][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.462268][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 252.469517][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.476504][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.499534][ T67] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.506708][ T67] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.514082][ T67] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.521537][ T67] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.529171][ T67] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.536283][ T67] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.544185][ T67] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 252.551633][ T67] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 252.588614][ T67] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 252.596741][ T67] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.603788][ T67] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.611956][ T67] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 252.620443][ T67] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.627440][ T67] bridge0: port 2(bridge_slave_1) entered forwarding state [ 252.647797][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 252.655728][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 252.663936][ T118] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.670965][ T118] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.678447][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 252.686565][ T118] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.693593][ T118] bridge0: port 2(bridge_slave_1) entered forwarding state [ 252.700936][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 252.708951][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 252.747762][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 252.756094][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 252.764457][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 252.772534][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 252.780556][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 252.788608][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 252.796474][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 252.803904][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 252.838558][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 252.846861][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 252.856536][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 252.864070][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 252.871553][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 252.879878][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 252.887984][ T101] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.894975][ T101] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.902448][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 252.910815][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 252.919021][ T101] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.926024][ T101] bridge0: port 2(bridge_slave_1) entered forwarding state [ 252.933495][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 252.941808][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 252.950131][ T101] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.957138][ T101] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.964545][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 252.981724][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 252.989723][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 252.997498][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 253.006333][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 253.014810][ T118] bridge0: port 2(bridge_slave_1) entered blocking state [ 253.021825][ T118] bridge0: port 2(bridge_slave_1) entered forwarding state [ 253.037738][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 253.046013][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 253.054284][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 253.062826][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 253.070845][ T101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 253.097772][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 253.105858][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 253.114782][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 253.123553][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 253.131088][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 253.138502][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 253.146715][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 253.154981][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 253.161993][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 253.169321][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 253.177709][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 253.185844][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 253.194456][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 253.201993][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 253.226813][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 253.234678][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 253.243054][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 253.251954][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 253.260278][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 253.268392][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 253.276555][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 253.284938][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 253.293344][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 253.313631][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 253.322064][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 253.330998][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 253.339597][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready panic: runtime error: floating point error [signal SIGFPE: floating-point exception code=0x80 addr=0x0 pc=0x46e1e0] goroutine 9 [running]: sync.(*Mutex).Unlock(0x9621c0) /usr/local/go/src/sync/mutex.go:179 github.com/google/syzkaller/pkg/ipc.(*Gate).Leave(0xc00034c100, 0x4) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/gate.go:75 +0xc8 main.(*Context).execute(0xc00051c000, 0x2, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:198 +0x458 main.(*Context).run(0xc00051c000, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:157 +0xed main.main.func3() /syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:120 +0x5c created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:118 +0x61c [ 253.388264][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 253.399601][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 253.407985][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 253.419967][ T118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [