[ 924.941578][ T29] audit: type=1400 audit(924.850:56): avc: denied { read write } for pid=3106 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 924.945085][ T29] audit: type=1400 audit(924.850:57): avc: denied { open } for pid=3106 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:56994' (ED25519) to the list of known hosts. [ 975.858493][ T29] audit: type=1400 audit(975.760:58): avc: denied { execute } for pid=3118 comm="sh" name="syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 975.871929][ T29] audit: type=1400 audit(975.780:59): avc: denied { execute_no_trans } for pid=3118 comm="sh" path="/syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 1970/01/01 00:17:04 parsed 1 programs [ 1024.998122][ T29] audit: type=1400 audit(1024.900:60): avc: denied { node_bind } for pid=3118 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 1027.548240][ T29] audit: type=1400 audit(1027.450:61): avc: denied { mounton } for pid=3133 comm="syz-executor" path="/syzcgroup/unified" dev="vda" ino=808 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 1027.553297][ T29] audit: type=1400 audit(1027.460:62): avc: denied { mount } for pid=3133 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 [ 1027.566581][ T3133] cgroup: Unknown subsys name 'net' [ 1027.573828][ T29] audit: type=1400 audit(1027.480:63): avc: denied { unmount } for pid=3133 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 1027.722318][ T3133] cgroup: Unknown subsys name 'cpuset' [ 1027.726772][ T3133] cgroup: Unknown subsys name 'hugetlb' [ 1027.729459][ T3133] cgroup: Unknown subsys name 'rlimit' [ 1027.936040][ T29] audit: type=1400 audit(1027.840:64): avc: denied { setattr } for pid=3133 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=693 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 1027.938841][ T29] audit: type=1400 audit(1027.840:65): avc: denied { create } for pid=3133 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1027.942954][ T29] audit: type=1400 audit(1027.840:66): avc: denied { write } for pid=3133 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1027.948154][ T29] audit: type=1400 audit(1027.850:67): avc: denied { module_request } for pid=3133 comm="syz-executor" kmod="net-pf-16-proto-16-family-nl802154" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 1028.034334][ T29] audit: type=1400 audit(1027.940:68): avc: denied { read } for pid=3133 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1028.041077][ T29] audit: type=1400 audit(1027.940:69): avc: denied { mounton } for pid=3133 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 [ 1028.272518][ T3136] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 1035.388181][ T3133] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 1043.938380][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 1043.939104][ T29] audit: type=1400 audit(1043.840:75): avc: denied { execmem } for pid=3137 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 1043.958272][ T29] audit: type=1400 audit(1043.860:76): avc: denied { create } for pid=3138 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 1044.557282][ T29] audit: type=1400 audit(1044.460:77): avc: denied { read } for pid=3141 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1044.559461][ T29] audit: type=1400 audit(1044.460:78): avc: denied { open } for pid=3141 comm="syz-executor" path="net:[4026531833]" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1044.562614][ T29] audit: type=1400 audit(1044.470:79): avc: denied { mounton } for pid=3141 comm="syz-executor" path="/" dev="vda" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 1044.632790][ T29] audit: type=1400 audit(1044.540:80): avc: denied { mount } for pid=3141 comm="syz-executor" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 1044.635363][ T29] audit: type=1400 audit(1044.540:81): avc: denied { mounton } for pid=3141 comm="syz-executor" path="/syzkaller.KyaJ3x/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 1044.639178][ T29] audit: type=1400 audit(1044.540:82): avc: denied { mount } for pid=3141 comm="syz-executor" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 1044.644738][ T29] audit: type=1400 audit(1044.550:83): avc: denied { mounton } for pid=3141 comm="syz-executor" path="/syzkaller.KyaJ3x/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1 [ 1044.646615][ T29] audit: type=1400 audit(1044.550:84): avc: denied { mounton } for pid=3141 comm="syz-executor" path="/syzkaller.KyaJ3x/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=1674 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 1044.713841][ T3141] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 1051.691522][ T3292] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1051.698055][ T3292] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1052.502432][ T3292] hsr_slave_0: entered promiscuous mode [ 1052.507451][ T3292] hsr_slave_1: entered promiscuous mode [ 1052.876187][ T3292] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1052.888261][ T3292] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1052.897280][ T3292] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1052.905804][ T3292] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1053.626922][ T3292] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1056.093277][ T3292] veth0_vlan: entered promiscuous mode [ 1056.112933][ T3292] veth1_vlan: entered promiscuous mode [ 1056.169869][ T3292] veth0_macvtap: entered promiscuous mode [ 1056.179835][ T3292] veth1_macvtap: entered promiscuous mode [ 1056.253577][ T3201] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1056.257654][ T3201] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1056.277426][ T3201] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1056.277881][ T3201] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1056.654392][ T3201] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1056.766516][ T3201] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1056.812885][ T3201] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1056.867245][ T3201] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1057.179102][ T3201] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1057.187073][ T3201] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1057.196095][ T3201] bond0 (unregistering): Released all slaves [ 1057.277755][ T3201] hsr_slave_0: left promiscuous mode [ 1057.280095][ T3201] hsr_slave_1: left promiscuous mode [ 1057.289447][ T3201] veth1_macvtap: left promiscuous mode [ 1057.289951][ T3201] veth0_macvtap: left promiscuous mode [ 1057.294081][ T3201] veth1_vlan: left promiscuous mode [ 1057.294650][ T3201] veth0_vlan: left promiscuous mode 1970/01/01 00:17:42 executed programs: 0 [ 1064.847658][ T3741] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1064.857239][ T3741] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1065.333445][ T3741] hsr_slave_0: entered promiscuous mode [ 1065.335891][ T3741] hsr_slave_1: entered promiscuous mode [ 1065.619847][ T3741] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1065.627800][ T3741] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1065.637958][ T3741] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1065.646762][ T3741] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1066.314144][ T3741] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1068.909455][ T3741] veth0_vlan: entered promiscuous mode [ 1068.931998][ T3741] veth1_vlan: entered promiscuous mode [ 1068.994400][ T3741] veth0_macvtap: entered promiscuous mode [ 1069.007337][ T3741] veth1_macvtap: entered promiscuous mode [ 1069.072612][ T3101] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1069.073312][ T3101] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1069.073492][ T3101] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1069.073619][ T3101] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:17:49 executed programs: 2 [ 1069.327274][ T29] kauditd_printk_skb: 15 callbacks suppressed [ 1069.329047][ T29] audit: type=1400 audit(1069.230:100): avc: denied { prog_load } for pid=4050 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 1069.329422][ T29] audit: type=1400 audit(1069.230:101): avc: denied { bpf } for pid=4050 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1069.329629][ T29] audit: type=1400 audit(1069.230:102): avc: denied { perfmon } for pid=4050 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1069.365302][ T29] audit: type=1400 audit(1069.270:103): avc: denied { prog_run } for pid=4050 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:17:54 executed programs: 19 1970/01/01 00:17:59 executed programs: 46 1970/01/01 00:18:04 executed programs: 59 1970/01/01 00:18:10 executed programs: 71 1970/01/01 00:18:15 executed programs: 82 1970/01/01 00:18:20 executed programs: 92 1970/01/01 00:18:26 executed programs: 103 1970/01/01 00:18:31 executed programs: 115 1970/01/01 00:18:36 executed programs: 126 1970/01/01 00:18:42 executed programs: 138 1970/01/01 00:18:47 executed programs: 152 1970/01/01 00:18:52 executed programs: 164 1970/01/01 00:18:57 executed programs: 176 1970/01/01 00:19:03 executed programs: 187 1970/01/01 00:19:08 executed programs: 197 1970/01/01 00:19:13 executed programs: 207 1970/01/01 00:19:19 executed programs: 217 1970/01/01 00:19:24 executed programs: 232 1970/01/01 00:19:29 executed programs: 250 1970/01/01 00:19:35 executed programs: 260 1970/01/01 00:19:40 executed programs: 271 1970/01/01 00:19:45 executed programs: 282 1970/01/01 00:19:50 executed programs: 295 1970/01/01 00:19:55 executed programs: 309 1970/01/01 00:20:01 executed programs: 319 1970/01/01 00:20:06 executed programs: 334 1970/01/01 00:20:11 executed programs: 346 1970/01/01 00:20:17 executed programs: 358 1970/01/01 00:20:22 executed programs: 368 1970/01/01 00:20:27 executed programs: 382 1970/01/01 00:20:32 executed programs: 395 1970/01/01 00:20:38 executed programs: 407 1970/01/01 00:20:43 executed programs: 417 1970/01/01 00:20:48 executed programs: 429 1970/01/01 00:20:54 executed programs: 447 1970/01/01 00:20:59 executed programs: 463 1970/01/01 00:21:04 executed programs: 479 1970/01/01 00:21:10 executed programs: 490 1970/01/01 00:21:15 executed programs: 501 1970/01/01 00:21:20 executed programs: 511 1970/01/01 00:21:25 executed programs: 529 1970/01/01 00:21:30 executed programs: 545 1970/01/01 00:21:36 executed programs: 558 1970/01/01 00:21:41 executed programs: 570 1970/01/01 00:21:46 executed programs: 582 1970/01/01 00:21:52 executed programs: 597 [ 1315.088341][ T3201] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1315.199849][ T3201] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1315.317327][ T3201] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1315.477782][ T3201] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1316.316457][ T3201] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1316.368279][ T3201] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1316.383660][ T3201] bond0 (unregistering): Released all slaves [ 1316.494916][ T3201] hsr_slave_0: left promiscuous mode [ 1316.501088][ T3201] hsr_slave_1: left promiscuous mode [ 1316.507989][ T3201] veth1_macvtap: left promiscuous mode [ 1316.509668][ T3201] veth0_macvtap: left promiscuous mode [ 1316.518816][ T3201] veth1_vlan: left promiscuous mode [ 1316.542187][ T3201] veth0_vlan: left promiscuous mode [ 1322.711401][ T5226] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1322.722839][ T5226] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1324.514818][ T5226] hsr_slave_0: entered promiscuous mode [ 1324.517030][ T5226] hsr_slave_1: entered promiscuous mode [ 1325.939006][ T5226] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1325.971667][ T5226] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1325.979191][ T5226] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1326.006347][ T5226] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1327.925791][ T5226] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1335.412524][ T5226] veth0_vlan: entered promiscuous mode [ 1335.455798][ T5226] veth1_vlan: entered promiscuous mode [ 1335.712615][ T5226] veth0_macvtap: entered promiscuous mode [ 1335.728177][ T5226] veth1_macvtap: entered promiscuous mode [ 1335.923486][ T106] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1335.931789][ T5336] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1335.932387][ T5336] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1335.932498][ T5336] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:22:16 executed programs: 602 1970/01/01 00:22:21 executed programs: 618 1970/01/01 00:22:27 executed programs: 631 1970/01/01 00:22:32 executed programs: 644 1970/01/01 00:22:37 executed programs: 655 1970/01/01 00:22:42 executed programs: 671 1970/01/01 00:22:47 executed programs: 683 1970/01/01 00:22:52 executed programs: 694 1970/01/01 00:22:57 executed programs: 703 1970/01/01 00:23:03 executed programs: 713 1970/01/01 00:23:08 executed programs: 727 1970/01/01 00:23:14 executed programs: 743 1970/01/01 00:23:19 executed programs: 752 1970/01/01 00:23:24 executed programs: 764 1970/01/01 00:23:29 executed programs: 781 1970/01/01 00:23:34 executed programs: 795 1970/01/01 00:23:40 executed programs: 804 1970/01/01 00:23:45 executed programs: 814 1970/01/01 00:23:51 executed programs: 825 [ 1434.780600][ C1] hrtimer: interrupt took 9520688 ns 1970/01/01 00:23:56 executed programs: 837 1970/01/01 00:24:01 executed programs: 848 1970/01/01 00:24:07 executed programs: 862 1970/01/01 00:24:12 executed programs: 873 1970/01/01 00:24:17 executed programs: 887 1970/01/01 00:24:22 executed programs: 902 1970/01/01 00:24:27 executed programs: 910 1970/01/01 00:24:33 executed programs: 924 1970/01/01 00:24:38 executed programs: 936 1970/01/01 00:24:43 executed programs: 948 1970/01/01 00:24:48 executed programs: 958 1970/01/01 00:24:54 executed programs: 968 1970/01/01 00:24:59 executed programs: 979 1970/01/01 00:25:04 executed programs: 988 1970/01/01 00:25:10 executed programs: 1000 1970/01/01 00:25:15 executed programs: 1010 1970/01/01 00:25:20 executed programs: 1021 1970/01/01 00:25:25 executed programs: 1032 1970/01/01 00:25:31 executed programs: 1048 1970/01/01 00:25:36 executed programs: 1060 1970/01/01 00:25:41 executed programs: 1071 1970/01/01 00:25:46 executed programs: 1085 1970/01/01 00:25:51 executed programs: 1095 1970/01/01 00:25:57 executed programs: 1105 1970/01/01 00:26:02 executed programs: 1116 1970/01/01 00:26:07 executed programs: 1126 1970/01/01 00:26:13 executed programs: 1136 1970/01/01 00:26:18 executed programs: 1148 1970/01/01 00:26:23 executed programs: 1161 1970/01/01 00:26:29 executed programs: 1170 1970/01/01 00:26:34 executed programs: 1180 1970/01/01 00:26:39 executed programs: 1194 [ 1602.996072][ T5336] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1603.086253][ T5336] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1603.196459][ T5336] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1603.259236][ T5336] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1603.736359][ T5336] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1603.803698][ T5336] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1603.814857][ T5336] bond0 (unregistering): Released all slaves [ 1603.911431][ T5336] hsr_slave_0: left promiscuous mode [ 1603.921159][ T5336] hsr_slave_1: left promiscuous mode [ 1603.943393][ T5336] veth1_macvtap: left promiscuous mode [ 1603.943845][ T5336] veth0_macvtap: left promiscuous mode [ 1603.944229][ T5336] veth1_vlan: left promiscuous mode [ 1603.944331][ T5336] veth0_vlan: left promiscuous mode [ 1611.547599][ T6556] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1611.572084][ T6556] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1614.307840][ T6556] hsr_slave_0: entered promiscuous mode [ 1614.317478][ T6556] hsr_slave_1: entered promiscuous mode [ 1616.558103][ T6556] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1616.576032][ T6556] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1616.595309][ T6556] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1616.615353][ T6556] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1619.013459][ T6556] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1627.187144][ T6556] veth0_vlan: entered promiscuous mode [ 1627.245963][ T6556] veth1_vlan: entered promiscuous mode [ 1627.433953][ T6556] veth0_macvtap: entered promiscuous mode [ 1627.465315][ T6556] veth1_macvtap: entered promiscuous mode [ 1627.690790][ T5336] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1627.691574][ T5336] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1627.691924][ T5336] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1627.692110][ T5336] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:27:08 executed programs: 1202 1970/01/01 00:27:13 executed programs: 1223 1970/01/01 00:27:18 executed programs: 1233 1970/01/01 00:27:24 executed programs: 1245 1970/01/01 00:27:29 executed programs: 1255 1970/01/01 00:27:34 executed programs: 1271 1970/01/01 00:27:40 executed programs: 1279 1970/01/01 00:27:45 executed programs: 1289 1970/01/01 00:27:50 executed programs: 1303 1970/01/01 00:27:55 executed programs: 1314 1970/01/01 00:28:00 executed programs: 1325 1970/01/01 00:28:06 executed programs: 1335 1970/01/01 00:28:12 executed programs: 1345 1970/01/01 00:28:17 executed programs: 1354 1970/01/01 00:28:22 executed programs: 1364 [ 1702.963113][ T30] INFO: task kworker/1:20:4132 blocked for more than 430 seconds. [ 1702.964254][ T30] Not tainted syzkaller #0 [ 1702.966548][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1702.968383][ T30] task:kworker/1:20 state:D stack:0 pid:4132 tgid:4132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1702.971485][ T30] Workqueue: events bpf_prog_free_deferred [ 1702.974558][ T30] Call trace: [ 1702.976946][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1702.991018][ T30] r10:dfbf9d84 r9:829174a8 r8:600f0113 r7:829174a8 r6:dfbf9d8c r5:84ff6000 [ 1702.991349][ T30] r4:84ff6000 [ 1702.991547][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1702.991850][ T30] r5:84ff6000 r4:829174a4 [ 1702.991981][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1702.992115][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1702.992250][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 [ 1702.992357][ T30] r4:00000000 [ 1702.992459][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1702.992608][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1702.992729][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1702.992898][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b54f40 [ 1702.993022][ T30] r4:00000000 [ 1702.993092][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1702.993213][ T30] r9:83018605 r8:84ff6000 r7:00000000 r6:83018600 r5:00001000 r4:7f051000 [ 1702.993292][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1702.993456][ T30] r5:00001000 r4:e83d7000 [ 1702.993528][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1702.993624][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1702.993722][ T30] r5:85d98b8c r4:85b52a00 [ 1702.993815][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1702.994125][ T30] r7:ddde3b40 r6:83018600 r5:85d98b8c r4:85b52a00 [ 1702.994312][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1702.994617][ T30] r10:61c88647 r9:84ff6000 r8:85b52a2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1702.994697][ T30] r4:85b52a00 [ 1702.994803][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1702.994950][ T30] r10:00000000 r9:85b52a00 r8:802762fc r7:dfbdde60 r6:85b52a80 r5:84ff6000 [ 1702.995029][ T30] r4:00000001 [ 1702.995093][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1702.995318][ T30] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) [ 1702.995561][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1702.995683][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1702.995810][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1702.996002][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1702.996099][ T30] r4:85b54cc0 [ 1702.997158][ T30] INFO: task kworker/1:20:4132 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1702.997442][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1702.997747][ T30] Workqueue: events bpf_prog_free_deferred [ 1702.997993][ T30] Call trace: [ 1702.998189][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1702.998345][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1702.998439][ T30] r4:00000000 [ 1702.998545][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1702.998648][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1702.998734][ T30] 5d20: aa560000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1702.998838][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1702.998946][ T30] 5d60: 80000113 ffffffff [ 1702.999082][ T30] r5:80000113 r4:80239030 [ 1702.999158][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1702.999302][ T30] r4:82ace224 [ 1702.999387][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1702.999531][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1702.999605][ T30] r4:eab65dc0 [ 1702.999703][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1702.999993][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.000127][ T30] r4:00000000 [ 1703.016946][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.017525][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.018050][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.018585][ T30] r5:00001000 r4:e00b7000 [ 1703.018893][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.019416][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.020038][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.020857][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.021491][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.021952][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.022505][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.023031][ T30] r4:85d1ec00 [ 1703.023426][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.024192][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.024822][ T30] r4:00000001 [ 1703.030588][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.031288][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.031862][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.032687][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.033686][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.034562][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.035363][ T30] r4:85d21200 [ 1703.036025][ T30] INFO: task kworker/1:21:4135 blocked for more than 430 seconds. [ 1703.036557][ T30] Not tainted syzkaller #0 [ 1703.036974][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.037471][ T30] task:kworker/1:21 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.038272][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.038829][ T30] Call trace: [ 1703.039376][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.039879][ T30] r10:dfc41d84 r9:829174a8 r8:60000013 r7:829174a8 r6:dfc41d8c r5:84ff4800 [ 1703.041500][ T30] r4:84ff4800 [ 1703.042217][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.043428][ T30] r5:84ff4800 r4:829174a4 [ 1703.044335][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.045221][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.045946][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [ 1703.046674][ T30] r4:00000000 [ 1703.047159][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.047888][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.048572][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.049387][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d20600 [ 1703.050530][ T30] r4:00000000 [ 1703.050882][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.051354][ T30] r9:83018605 r8:84ff4800 r7:00000000 r6:83018600 r5:00001000 r4:7f057000 [ 1703.051916][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.052667][ T30] r5:00001000 r4:dfab9000 [ 1703.053129][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.053878][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.054554][ T30] r5:85d9a38c r4:85b52c80 [ 1703.054890][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.060689][ T30] r7:ddde3b40 r6:83018600 r5:85d9a38c r4:85b52c80 [ 1703.061208][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.061938][ T30] r10:61c88647 r9:84ff4800 r8:85b52cac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1703.062667][ T30] r4:85b52c80 [ 1703.063079][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.063654][ T30] r10:00000000 r9:85b52c80 r8:802762fc r7:dfb9de60 r6:85b52880 r5:84ff4800 [ 1703.064217][ T30] r4:00000001 [ 1703.064648][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.065181][ T30] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1703.065704][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1703.066320][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.066869][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.067659][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.068600][ T30] r4:85b54b40 [ 1703.069969][ T30] INFO: task kworker/1:21:4135 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.071243][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.072361][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.072940][ T30] Call trace: [ 1703.073400][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.074187][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.074676][ T30] r4:00000000 [ 1703.074984][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.075437][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.075794][ T30] 5d20: aab05000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.076209][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.076628][ T30] 5d60: 80000113 ffffffff [ 1703.076947][ T30] r5:80000113 r4:80239030 [ 1703.077817][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.081055][ T30] r4:82ace224 [ 1703.081756][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.082870][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.083920][ T30] r4:eab65dc0 [ 1703.084579][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.085522][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.086595][ T30] r4:00000000 [ 1703.090786][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.091892][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.092841][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.094053][ T30] r5:00001000 r4:e00b7000 [ 1703.094583][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.095364][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.096225][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.096556][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.097166][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.097533][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.098311][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.099113][ T30] r4:85d1ec00 [ 1703.099741][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.101490][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.102470][ T30] r4:00000001 [ 1703.103063][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.103908][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.104689][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.105508][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.111127][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.112426][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.113448][ T30] r4:85d21200 [ 1703.115164][ T30] INFO: task kworker/1:198:4956 blocked for more than 430 seconds. [ 1703.116154][ T30] Not tainted syzkaller #0 [ 1703.116786][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.117766][ T30] task:kworker/1:198 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.118892][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.120092][ T30] Call trace: [ 1703.121588][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.121862][ T30] r10:eaa35d84 r9:829174a8 r8:60000113 r7:829174a8 r6:eaa35d8c r5:852de000 [ 1703.121908][ T30] r4:852de000 [ 1703.122036][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.122165][ T30] r5:852de000 r4:829174a4 [ 1703.122184][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.122243][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.122342][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1703.122411][ T30] r4:00000000 [ 1703.122444][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.122496][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.122550][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.122622][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d20b80 [ 1703.122665][ T30] r4:00000000 [ 1703.122687][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.122767][ T30] r9:83018605 r8:852de000 r7:00000000 r6:83018600 r5:00001000 r4:7f059000 [ 1703.122788][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.122855][ T30] r5:00001000 r4:dfba3000 [ 1703.122873][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.122925][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.122983][ T30] r5:85d9b78c r4:85d02d80 [ 1703.123001][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.123067][ T30] r7:ddde3b40 r6:83018600 r5:85d9b78c r4:85d02d80 [ 1703.123084][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.123152][ T30] r10:61c88647 r9:852de000 r8:85d02dac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1703.123176][ T30] r4:85d02d80 [ 1703.123245][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.123285][ T30] r10:00000000 r9:85d02d80 r8:802762fc r7:ea9c9e60 r6:85d02e80 r5:852de000 [ 1703.123296][ T30] r4:00000001 [ 1703.123303][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.123326][ T30] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1703.123359][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.123377][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.123392][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.123447][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.123459][ T30] r4:85d06900 [ 1703.124384][ T30] INFO: task kworker/1:198:4956 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.124446][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.124544][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.124602][ T30] Call trace: [ 1703.124633][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.124719][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.124785][ T30] r4:00000000 [ 1703.124809][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.124868][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.124944][ T30] 5d20: aade8000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.124985][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.125012][ T30] 5d60: 80000113 ffffffff [ 1703.125040][ T30] r5:80000113 r4:80239030 [ 1703.125057][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.125125][ T30] r4:82ace224 [ 1703.125144][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.125213][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.125236][ T30] r4:eab65dc0 [ 1703.125252][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.125319][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.125334][ T30] r4:00000000 [ 1703.125343][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.125400][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.125411][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.125444][ T30] r5:00001000 r4:e00b7000 [ 1703.125451][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.125478][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.125505][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.125512][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.125542][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.125549][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.125581][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.125591][ T30] r4:85d1ec00 [ 1703.125598][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.125630][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.125639][ T30] r4:00000001 [ 1703.125646][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.125667][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.125681][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.125697][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.125752][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.125773][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.125815][ T30] r4:85d21200 [ 1703.125833][ T30] INFO: task kworker/1:199:4957 blocked for more than 430 seconds. [ 1703.125854][ T30] Not tainted syzkaller #0 [ 1703.125865][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.125873][ T30] task:kworker/1:199 state:D stack:0 pid:4957 tgid:4957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.125910][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.125953][ T30] Call trace: [ 1703.125983][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.126089][ T30] r10:eaa7dd84 r9:829174a8 r8:60000013 r7:829174a8 r6:eaa7dd8c r5:852dec00 [ 1703.126115][ T30] r4:852dec00 [ 1703.126132][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.126248][ T30] r5:852dec00 r4:829174a4 [ 1703.126272][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.126333][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.126410][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 1703.126434][ T30] r4:00000000 [ 1703.126450][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.126506][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.126557][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.126633][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d20780 [ 1703.126655][ T30] r4:00000000 [ 1703.126707][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.126787][ T30] r9:83018605 r8:852dec00 r7:00000000 r6:83018600 r5:00001000 r4:7f05f000 [ 1703.126807][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.126870][ T30] r5:00001000 r4:ea71b000 [ 1703.126959][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.127051][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.127112][ T30] r5:85d9a78c r4:85d02f80 [ 1703.127129][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.127196][ T30] r7:ddde3b40 r6:83018600 r5:85d9a78c r4:85d02f80 [ 1703.127213][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.127286][ T30] r10:61c88647 r9:852dec00 r8:85d02fac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1703.127309][ T30] r4:85d02f80 [ 1703.127343][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.127428][ T30] r10:00000000 r9:85d02f80 r8:802762fc r7:ea9c9e60 r6:85d02380 r5:852dec00 [ 1703.127451][ T30] r4:00000001 [ 1703.127507][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.127562][ T30] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1703.127593][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1703.127649][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.127684][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.127726][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.127747][ T30] r4:85d06900 [ 1703.128431][ T30] INFO: task kworker/1:199:4957 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.128482][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.128560][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.128613][ T30] Call trace: [ 1703.128639][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.128746][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.128776][ T30] r4:00000000 [ 1703.128866][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.128930][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.128970][ T30] 5d20: aade8000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.129006][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.129031][ T30] 5d60: 80000113 ffffffff [ 1703.129056][ T30] r5:80000113 r4:80239030 [ 1703.129072][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.129135][ T30] r4:82ace224 [ 1703.129174][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.129215][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.129243][ T30] r4:eab65dc0 [ 1703.129252][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.129303][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.129315][ T30] r4:00000000 [ 1703.129322][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.129373][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.129383][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.129497][ T30] r5:00001000 r4:e00b7000 [ 1703.129557][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.129622][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.129684][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.129705][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.129763][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.129825][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.129903][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.129927][ T30] r4:85d1ec00 [ 1703.130034][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.130134][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.130263][ T30] r4:00000001 [ 1703.140860][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.140954][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.141007][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.141041][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.141067][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.141110][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.141132][ T30] r4:85d21200 [ 1703.141182][ T30] INFO: task kworker/1:200:4971 blocked for more than 430 seconds. [ 1703.141225][ T30] Not tainted syzkaller #0 [ 1703.141248][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.141267][ T30] task:kworker/1:200 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.141381][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.141450][ T30] Call trace: [ 1703.141479][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.141565][ T30] r10:eab51d84 r9:829174a8 r8:600f0113 r7:829174a8 r6:eab51d8c r5:85ce0000 [ 1703.141589][ T30] r4:85ce0000 [ 1703.141606][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.141683][ T30] r5:85ce0000 r4:829174a4 [ 1703.141701][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.141758][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.141936][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1703.141964][ T30] r4:00000000 [ 1703.141984][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.142069][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.142165][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.142277][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d203c0 [ 1703.142338][ T30] r4:00000000 [ 1703.142363][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.142495][ T30] r9:83018605 r8:85ce0000 r7:00000000 r6:83018600 r5:00001000 r4:7f067000 [ 1703.142522][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.142592][ T30] r5:00001000 r4:ea953000 [ 1703.142610][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.142678][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.142715][ T30] r5:85d99f8c r4:85d19100 [ 1703.142740][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.142807][ T30] r7:ddde3b40 r6:83018600 r5:85d99f8c r4:85d19100 [ 1703.142848][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.142885][ T30] r10:61c88647 r9:85ce0000 r8:85d1912c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1703.142926][ T30] r4:85d19100 [ 1703.142967][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.143003][ T30] r10:00000000 r9:85d19100 r8:802762fc r7:eaa35e60 r6:85d19180 r5:85ce0000 [ 1703.143013][ T30] r4:00000001 [ 1703.143037][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.143060][ T30] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 1703.143074][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1703.143091][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.143106][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.143159][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.143170][ T30] r4:85d03740 [ 1703.144041][ T30] INFO: task kworker/1:200:4971 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.144106][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.144186][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.144238][ T30] Call trace: [ 1703.144263][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.144374][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.144390][ T30] r4:00000000 [ 1703.144403][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.144431][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.144449][ T30] 5d20: ab2ee000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.144467][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.144504][ T30] 5d60: 80000113 ffffffff [ 1703.144518][ T30] r5:80000113 r4:80239030 [ 1703.144526][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.144559][ T30] r4:82ace224 [ 1703.144567][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.144601][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.144611][ T30] r4:eab65dc0 [ 1703.144626][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.144660][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.144670][ T30] r4:00000000 [ 1703.144677][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.144714][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.144737][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.144801][ T30] r5:00001000 r4:e00b7000 [ 1703.144810][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.144838][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.144887][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.144896][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.144961][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.145002][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.145066][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.145089][ T30] r4:85d1ec00 [ 1703.145177][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.145276][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.145302][ T30] r4:00000001 [ 1703.145322][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.145514][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.145589][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.145640][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.145674][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.145718][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.145738][ T30] r4:85d21200 [ 1703.145805][ T30] INFO: task kworker/0:240:4979 blocked for more than 430 seconds. [ 1703.145843][ T30] Not tainted syzkaller #0 [ 1703.145866][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.145881][ T30] task:kworker/0:240 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.145977][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.146040][ T30] Call trace: [ 1703.146070][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.146147][ T30] r10:eab6dd84 r9:829174a8 r8:60000013 r7:829174a8 r6:eab6dd8c r5:85d64800 [ 1703.146171][ T30] r4:85d64800 [ 1703.146189][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.146254][ T30] r5:85d64800 r4:829174a4 [ 1703.146272][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.146325][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.146391][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1703.146423][ T30] r4:00000000 [ 1703.146438][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.146484][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.146558][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.146636][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d03740 [ 1703.146657][ T30] r4:00000000 [ 1703.146675][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.146750][ T30] r9:83018405 r8:85d64800 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000 [ 1703.146770][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.146832][ T30] r5:00001000 r4:e4327000 [ 1703.146866][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.146927][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.147009][ T30] r5:85d4078c r4:85d1f080 [ 1703.147027][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.147093][ T30] r7:dddcfb40 r6:83018400 r5:85d4078c r4:85d1f080 [ 1703.147112][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.147213][ T30] r10:61c88647 r9:85d64800 r8:85d1f0ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.147238][ T30] r4:85d1f080 [ 1703.147252][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.147311][ T30] r10:00000000 r9:85d1f080 r8:802762fc r7:eab69e60 r6:85d1f100 r5:85d64800 [ 1703.147329][ T30] r4:00000001 [ 1703.147344][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.147382][ T30] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1703.147418][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1703.147453][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.147483][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.147563][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.147590][ T30] r4:85d083c0 [ 1703.148207][ T30] INFO: task kworker/0:240:4979 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.148234][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.148329][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.148385][ T30] Call trace: [ 1703.148444][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.148519][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.148541][ T30] r4:00000000 [ 1703.148556][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.148608][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.148647][ T30] 5d20: ab2ee000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.148683][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.148706][ T30] 5d60: 80000113 ffffffff [ 1703.148731][ T30] r5:80000113 r4:80239030 [ 1703.148747][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.148816][ T30] r4:82ace224 [ 1703.148835][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.148912][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.148936][ T30] r4:eab65dc0 [ 1703.148952][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.149021][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.149042][ T30] r4:00000000 [ 1703.149168][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.149256][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.149307][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.149379][ T30] r5:00001000 r4:e00b7000 [ 1703.149443][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.149505][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.149593][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.149616][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.149685][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.149704][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.149775][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.149796][ T30] r4:85d1ec00 [ 1703.149853][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.149928][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.149949][ T30] r4:00000001 [ 1703.150032][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.150107][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.150142][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.150272][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.161239][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.161336][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.161360][ T30] r4:85d21200 [ 1703.161397][ T30] INFO: task kworker/0:241:4981 blocked for more than 430 seconds. [ 1703.161440][ T30] Not tainted syzkaller #0 [ 1703.161473][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.161488][ T30] task:kworker/0:241 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.161566][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.161642][ T30] Call trace: [ 1703.161668][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.161752][ T30] r10:eab75d84 r9:829174a8 r8:60000013 r7:829174a8 r6:eab75d8c r5:85ce1800 [ 1703.161773][ T30] r4:85ce1800 [ 1703.161817][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.161885][ T30] r5:85ce1800 r4:829174a4 [ 1703.161905][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.161956][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.162046][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 [ 1703.162149][ T30] r4:00000000 [ 1703.162171][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.162248][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.162302][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.162366][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d1b040 [ 1703.162414][ T30] r4:00000000 [ 1703.162432][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.162510][ T30] r9:83018405 r8:85ce1800 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1703.162544][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.162606][ T30] r5:00001000 r4:ea5eb000 [ 1703.162651][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.162709][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.162764][ T30] r5:85d42f8c r4:85d1f200 [ 1703.162803][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.162869][ T30] r7:dddcfb40 r6:83018400 r5:85d42f8c r4:85d1f200 [ 1703.162923][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.162995][ T30] r10:61c88647 r9:85ce1800 r8:85d1f22c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.163104][ T30] r4:85d1f200 [ 1703.163126][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.163198][ T30] r10:00000000 r9:85d1f200 r8:802762fc r7:eab69e60 r6:85d19380 r5:85ce1800 [ 1703.163280][ T30] r4:00000001 [ 1703.163431][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.163536][ T30] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1703.163572][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.163673][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.163771][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.163875][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.163896][ T30] r4:85d0e440 [ 1703.164954][ T30] INFO: task kworker/0:241:4981 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.165010][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.165134][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.165194][ T30] Call trace: [ 1703.165218][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.165303][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.165360][ T30] r4:00000000 [ 1703.165381][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.165479][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.165520][ T30] 5d20: ab58a000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.165558][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.165579][ T30] 5d60: 80000113 ffffffff [ 1703.165606][ T30] r5:80000113 r4:80239030 [ 1703.165621][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.165687][ T30] r4:82ace224 [ 1703.165703][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.165764][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.165807][ T30] r4:eab65dc0 [ 1703.165827][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.165889][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.165907][ T30] r4:00000000 [ 1703.165921][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.165987][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.166003][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.166092][ T30] r5:00001000 r4:e00b7000 [ 1703.166129][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.166190][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.166243][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.166259][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.166319][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.166335][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.166400][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.166421][ T30] r4:85d1ec00 [ 1703.166446][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.166510][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.166530][ T30] r4:00000001 [ 1703.166545][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.166587][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.166615][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.166669][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.166703][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.166741][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.166760][ T30] r4:85d21200 [ 1703.166789][ T30] INFO: task kworker/0:242:4983 blocked for more than 430 seconds. [ 1703.166825][ T30] Not tainted syzkaller #0 [ 1703.166846][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.166861][ T30] task:kworker/0:242 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.166959][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.167090][ T30] Call trace: [ 1703.167121][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.167193][ T30] r10:eab71d84 r9:829174a8 r8:60000013 r7:829174a8 r6:eab71d8c r5:85ce2400 [ 1703.167314][ T30] r4:85ce2400 [ 1703.167333][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.167510][ T30] r5:85ce2400 r4:829174a4 [ 1703.167562][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.167620][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.167682][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 [ 1703.167702][ T30] r4:00000000 [ 1703.167717][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.167760][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.167803][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.167864][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d1b300 [ 1703.167883][ T30] r4:00000000 [ 1703.167995][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.168079][ T30] r9:83018405 r8:85ce2400 r7:00000000 r6:83018400 r5:00001000 r4:7f055000 [ 1703.168163][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.168230][ T30] r5:00001000 r4:ea6ed000 [ 1703.168248][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.168295][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.168367][ T30] r5:85d4378c r4:85d1f280 [ 1703.168386][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.168457][ T30] r7:dddcfb40 r6:83018400 r5:85d4378c r4:85d1f280 [ 1703.168473][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.168537][ T30] r10:61c88647 r9:85ce2400 r8:85d1f2ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.168556][ T30] r4:85d1f280 [ 1703.168588][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.168654][ T30] r10:00000000 r9:85d1f280 r8:802762fc r7:eab75e60 r6:85d19480 r5:85ce2400 [ 1703.168674][ T30] r4:00000001 [ 1703.168689][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.168730][ T30] Exception stack(0xeab71fb0 to 0xeab71ff8) [ 1703.168758][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1703.168790][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.168820][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.168855][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.168874][ T30] r4:85d0e140 [ 1703.169655][ T30] INFO: task kworker/0:242:4983 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.169706][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.169779][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.169826][ T30] Call trace: [ 1703.169850][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.169944][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.169971][ T30] r4:00000000 [ 1703.170037][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.170094][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.170129][ T30] 5d20: ab58a000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.170246][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.191551][ T30] 5d60: 80000113 ffffffff [ 1703.191632][ T30] r5:80000113 r4:80239030 [ 1703.191719][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.191832][ T30] r4:82ace224 [ 1703.191865][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.191977][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.192020][ T30] r4:eab65dc0 [ 1703.192039][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.192129][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.192156][ T30] r4:00000000 [ 1703.192177][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.192254][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.192271][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.192337][ T30] r5:00001000 r4:e00b7000 [ 1703.192354][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.192525][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.192590][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.192625][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.192692][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.192710][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.192775][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.192809][ T30] r4:85d1ec00 [ 1703.192829][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.192891][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.192911][ T30] r4:00000001 [ 1703.192924][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.192988][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.193055][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.193125][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.193163][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.193203][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.193226][ T30] r4:85d21200 [ 1703.193262][ T30] INFO: task kworker/0:243:4986 blocked for more than 430 seconds. [ 1703.193377][ T30] Not tainted syzkaller #0 [ 1703.193411][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.193487][ T30] task:kworker/0:243 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.193578][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.193682][ T30] Call trace: [ 1703.193736][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.193821][ T30] r10:eab7dd84 r9:829174a8 r8:60000013 r7:829174a8 r6:eab7dd8c r5:85ce3c00 [ 1703.193866][ T30] r4:85ce3c00 [ 1703.193927][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.193993][ T30] r5:85ce3c00 r4:829174a4 [ 1703.194032][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.194090][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.194152][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1703.194172][ T30] r4:00000000 [ 1703.194188][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.194232][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.194277][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.194342][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d1b880 [ 1703.194363][ T30] r4:00000000 [ 1703.194413][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.194489][ T30] r9:83018405 r8:85ce3c00 r7:00000000 r6:83018400 r5:00001000 r4:7f065000 [ 1703.194506][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.194563][ T30] r5:00001000 r4:ea821000 [ 1703.194581][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.194629][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.194678][ T30] r5:85d37f8c r4:85d1f380 [ 1703.194693][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.194745][ T30] r7:dddcfb40 r6:83018400 r5:85d37f8c r4:85d1f380 [ 1703.194800][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.194870][ T30] r10:61c88647 r9:85ce3c00 r8:85d1f3ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.194890][ T30] r4:85d1f380 [ 1703.194905][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.194966][ T30] r10:00000000 r9:85d1f380 r8:802762fc r7:eab69e60 r6:85d19600 r5:85ce3c00 [ 1703.194987][ T30] r4:00000001 [ 1703.194999][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.195065][ T30] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1703.195098][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1703.195128][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.195153][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.195188][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.195247][ T30] r4:85d1b400 [ 1703.196259][ T30] INFO: task kworker/0:243:4986 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.196305][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.196423][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.196526][ T30] Call trace: [ 1703.196623][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.196701][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.196721][ T30] r4:00000000 [ 1703.196734][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.196781][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.196814][ T30] 5d20: ab7d3000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.196845][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.196866][ T30] 5d60: 80000113 ffffffff [ 1703.196889][ T30] r5:80000113 r4:80239030 [ 1703.196903][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.196960][ T30] r4:82ace224 [ 1703.196974][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.197069][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.197095][ T30] r4:eab65dc0 [ 1703.197109][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.197184][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.197207][ T30] r4:00000000 [ 1703.197223][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.197343][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.197365][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.197440][ T30] r5:00001000 r4:e00b7000 [ 1703.197456][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.197510][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.197565][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.197582][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.197643][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.197660][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.197727][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.197745][ T30] r4:85d1ec00 [ 1703.197759][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.197857][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.197880][ T30] r4:00000001 [ 1703.197896][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.198033][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.198075][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.198146][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.198184][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.198221][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.198240][ T30] r4:85d21200 [ 1703.198266][ T30] INFO: task kworker/0:244:4987 blocked for more than 430 seconds. [ 1703.198296][ T30] Not tainted syzkaller #0 [ 1703.198315][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1703.198328][ T30] task:kworker/0:244 state:D stack:0 pid:4987 tgid:4987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.198376][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.198443][ T30] Call trace: [ 1703.198480][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1703.198554][ T30] r10:eab8dd84 r9:829174a8 r8:60000113 r7:829174a8 r6:eab8dd8c r5:85ce4800 [ 1703.198574][ T30] r4:85ce4800 [ 1703.198588][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1703.198644][ T30] r5:85ce4800 r4:829174a4 [ 1703.198658][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1703.198710][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1703.198769][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab8de08 [ 1703.198891][ T30] r4:00000000 [ 1703.198913][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1703.198964][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1703.199009][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.199109][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d1bd80 [ 1703.199134][ T30] r4:00000000 [ 1703.199154][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.199258][ T30] r9:83018405 r8:85ce4800 r7:00000000 r6:83018400 r5:00001000 r4:7f069000 [ 1703.199279][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.199337][ T30] r5:00001000 r4:eaa0b000 [ 1703.199351][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.199406][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.199470][ T30] r5:85aaa78c r4:85d1f480 [ 1703.199486][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.199547][ T30] r7:dddcfb40 r6:83018400 r5:85aaa78c r4:85d1f480 [ 1703.199563][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.199626][ T30] r10:61c88647 r9:85ce4800 r8:85d1f4ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.199648][ T30] r4:85d1f480 [ 1703.199714][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.199790][ T30] r10:00000000 r9:85d1f480 r8:802762fc r7:eab7de60 r6:85d19700 r5:85ce4800 [ 1703.199843][ T30] r4:00000001 [ 1703.199861][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.199904][ T30] Exception stack(0xeab8dfb0 to 0xeab8dff8) [ 1703.199930][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1703.199961][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.199988][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.200023][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.200046][ T30] r4:85d1b3c0 [ 1703.218322][ T30] INFO: task kworker/0:244:4987 is blocked on a mutex likely owned by task kworker/0:237:4974. [ 1703.218468][ T30] task:kworker/0:237 state:R running task stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1703.218574][ T30] Workqueue: events bpf_prog_free_deferred [ 1703.218650][ T30] Call trace: [ 1703.218698][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1703.218798][ T30] r10:8280c9f8 r9:85d63000 r8:80200c04 r7:eab65d54 r6:ffffffff r5:85d63000 [ 1703.218821][ T30] r4:00000000 [ 1703.218837][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1703.218891][ T30] Exception stack(0xeab65d20 to 0xeab65d68) [ 1703.218930][ T30] 5d20: abacd000 eab5f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1703.218963][ T30] 5d40: 7f049000 eab5f000 8280c9f8 eab65d9c eab65da0 eab65d70 8022fe10 80239030 [ 1703.218986][ T30] 5d60: 80000113 ffffffff [ 1703.219010][ T30] r5:80000113 r4:80239030 [ 1703.219026][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1703.219091][ T30] r4:82ace224 [ 1703.219127][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1703.219242][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eab65dc0 r5:eab65e08 [ 1703.219313][ T30] r4:eab65dc0 [ 1703.219335][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1703.219400][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d06480 [ 1703.219442][ T30] r4:00000000 [ 1703.219492][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1703.219567][ T30] r9:83018405 r8:85d63000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1703.219584][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1703.219639][ T30] r5:00001000 r4:e00b7000 [ 1703.219655][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1703.219703][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1703.219758][ T30] r5:85d40f8c r4:85d1ec00 [ 1703.219773][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1703.219830][ T30] r7:dddcfb40 r6:83018400 r5:85d40f8c r4:85d1ec00 [ 1703.219847][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1703.219932][ T30] r10:61c88647 r9:85d63000 r8:85d1ec2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1703.219955][ T30] r4:85d1ec00 [ 1703.219976][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.220044][ T30] r10:00000000 r9:85d1ec00 r8:802762fc r7:eab2de60 r6:85d1ec80 r5:85d63000 [ 1703.220063][ T30] r4:00000001 [ 1703.220080][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.220121][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1703.220147][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.228056][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.228238][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.228291][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.228315][ T30] r4:85d21200 [ 1703.228417][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1703.231096][ T30] NMI backtrace for cpu 0 [ 1703.231541][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1703.231713][ T30] Hardware name: ARM-Versatile Express [ 1703.231818][ T30] Call trace: [ 1703.231874][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1703.231988][ T30] r7:00000000 r6:00000113 r5:60000193 r4:8229579c [ 1703.232008][ T30] [<80201b58>] (show_stack) from [<8021edec>] (dump_stack_lvl+0x70/0x7c) [ 1703.232087][ T30] [<8021ed7c>] (dump_stack_lvl) from [<8021ee10>] (dump_stack+0x18/0x1c) [ 1703.232146][ T30] r5:00000000 r4:00000001 [ 1703.232161][ T30] [<8021edf8>] (dump_stack) from [<81a9b500>] (nmi_cpu_backtrace+0x160/0x17c) [ 1703.232266][ T30] [<81a9b3a0>] (nmi_cpu_backtrace) from [<81a9b64c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1703.232338][ T30] r7:00000000 r6:8280c6d0 r5:8281af1c r4:ffffffff [ 1703.232353][ T30] [<81a9b51c>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1703.232437][ T30] r9:00007b93 r8:8280c850 r7:0002241a r6:00007b93 r5:82ac27e4 r4:00000048 [ 1703.232527][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa315c>] (sys_info+0x68/0xa8) [ 1703.232594][ T30] [<81aa30f4>] (sys_info) from [<80383788>] (watchdog+0x464/0x8a0) [ 1703.232650][ T30] r5:82ac27e4 r4:861ca90c [ 1703.232670][ T30] [<80383324>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.232729][ T30] r10:00000000 r9:00000000 r8:80383324 r7:832d4180 r6:832d4180 r5:832e2400 [ 1703.232782][ T30] r4:00000001 [ 1703.232829][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.232877][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1703.232913][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1703.232942][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.232967][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.233000][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.233017][ T30] r4:838c6500 [ 1703.233236][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1703.234592][ C1] NMI backtrace for cpu 1 [ 1703.234800][ C1] CPU: 1 UID: 0 PID: 2819 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1703.234857][ C1] Hardware name: ARM-Versatile Express [ 1703.234912][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1703.235005][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1703.235071][ C1] pc : [<81abc670>] lr : [<80aa3828>] psr: 60000113 [ 1703.235111][ C1] sp : eb195eb0 ip : eb195ec0 fp : eb195ebc [ 1703.235152][ C1] r10: 82959bc4 r9 : 00000001 r8 : 00000000 [ 1703.235195][ C1] r7 : 00000117 r6 : 82959b28 r5 : 00000000 r4 : 00000001 [ 1703.235244][ C1] r3 : 00000767 r2 : 00000000 r1 : 60000113 r0 : 84676840 [ 1703.235381][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1703.235468][ C1] Control: 30c5387d Table: 8585d7c0 DAC: 00000000 [ 1703.235537][ C1] Call trace: [ 1703.235584][ C1] [<81abc648>] (_raw_spin_unlock_irqrestore) from [<80aa3828>] (pl011_console_device_unlock+0x20/0x24) [ 1703.235649][ C1] [<80aa3808>] (pl011_console_device_unlock) from [<802e5720>] (nbcon_emit_one+0x88/0x100) [ 1703.235709][ C1] [<802e5698>] (nbcon_emit_one) from [<802e59a0>] (nbcon_kthread_func+0x208/0x2e4) [ 1703.235770][ C1] r6:82abf0fc r5:82959b28 r4:8443c800 [ 1703.235788][ C1] [<802e5798>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1703.235858][ C1] r10:00000000 r9:82959b28 r8:802e5798 r7:84f56d80 r6:84f56d80 r5:8443c800 [ 1703.235878][ C1] r4:00000001 [ 1703.235894][ C1] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1703.235940][ C1] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1703.235975][ C1] 5fa0: 00000000 00000000 00000000 00000000 [ 1703.236010][ C1] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1703.236039][ C1] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1703.236076][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1703.236097][ C1] r4:85011840 1970/01/01 00:28:28 executed programs: 1380 1970/01/01 00:28:33 executed programs: 1390 1970/01/01 00:28:38 executed programs: 1402 1970/01/01 00:28:44 executed programs: 1413 1970/01/01 00:28:49 executed programs: 1426