[ 955.376705][ T29] audit: type=1400 audit(955.310:56): avc: denied { read write } for pid=3101 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 [ 955.377282][ T29] audit: type=1400 audit(955.310:57): avc: denied { open } for pid=3101 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]:12271' (ED25519) to the list of known hosts. [ 1003.998582][ T29] audit: type=1400 audit(1003.930:58): avc: denied { execute } for pid=3115 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 [ 1004.007267][ T29] audit: type=1400 audit(1003.940:59): avc: denied { execute_no_trans } for pid=3115 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 00:17:30 parsed 1 programs [ 1050.375599][ T29] audit: type=1400 audit(1050.310:60): avc: denied { node_bind } for pid=3115 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 1053.158904][ T29] audit: type=1400 audit(1053.090:61): avc: denied { mounton } for pid=3124 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 [ 1053.166075][ T29] audit: type=1400 audit(1053.100:62): avc: denied { mount } for pid=3124 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 [ 1053.183698][ T3124] cgroup: Unknown subsys name 'net' [ 1053.190848][ T29] audit: type=1400 audit(1053.120:63): avc: denied { unmount } for pid=3124 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 1053.349266][ T3124] cgroup: Unknown subsys name 'cpuset' [ 1053.356050][ T3124] cgroup: Unknown subsys name 'hugetlb' [ 1053.356867][ T3124] cgroup: Unknown subsys name 'rlimit' [ 1053.582322][ T29] audit: type=1400 audit(1053.510:64): avc: denied { setattr } for pid=3124 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=692 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 1053.585113][ T29] audit: type=1400 audit(1053.520:65): avc: denied { create } for pid=3124 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1053.589386][ T29] audit: type=1400 audit(1053.520:66): avc: denied { write } for pid=3124 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1053.593473][ T29] audit: type=1400 audit(1053.520:67): avc: denied { module_request } for pid=3124 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 [ 1053.670243][ T29] audit: type=1400 audit(1053.600:68): avc: denied { read } for pid=3124 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1053.678992][ T29] audit: type=1400 audit(1053.610:69): avc: denied { mounton } for pid=3124 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 [ 1053.885169][ T3127] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 1059.831398][ T3124] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 1067.217157][ T29] kauditd_printk_skb: 6 callbacks suppressed [ 1067.218031][ T29] audit: type=1400 audit(1067.150:76): avc: denied { execmem } for pid=3133 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 1067.246351][ T29] audit: type=1400 audit(1067.180:77): avc: denied { read } for pid=3134 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1067.247978][ T29] audit: type=1400 audit(1067.180:78): avc: denied { open } for pid=3134 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 [ 1067.255399][ T29] audit: type=1400 audit(1067.190:79): avc: denied { mounton } for pid=3134 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 [ 1067.466584][ T29] audit: type=1400 audit(1067.400:80): avc: denied { sys_module } for pid=3134 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 1069.134775][ T3134] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1069.149166][ T3134] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1069.960139][ T3134] hsr_slave_0: entered promiscuous mode [ 1069.965950][ T3134] hsr_slave_1: entered promiscuous mode [ 1070.291575][ T3134] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1070.307494][ T3134] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1070.318033][ T3134] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1070.326799][ T3134] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1071.064926][ T3134] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1073.626921][ T3134] veth0_vlan: entered promiscuous mode [ 1073.651501][ T3134] veth1_vlan: entered promiscuous mode [ 1073.715356][ T3134] veth0_macvtap: entered promiscuous mode [ 1073.724234][ T3134] veth1_macvtap: entered promiscuous mode [ 1073.789829][ T3393] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1073.807490][ T3393] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1073.808906][ T3393] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1073.833813][ T3393] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1073.913882][ T29] audit: type=1400 audit(1073.840:81): avc: denied { mount } for pid=3134 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 [ 1073.917413][ T29] audit: type=1400 audit(1073.850:82): avc: denied { mounton } for pid=3134 comm="syz-executor" path="/syzkaller.8ZtYoI/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 [ 1073.925106][ T29] audit: type=1400 audit(1073.860:83): avc: denied { mount } for pid=3134 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 [ 1073.934204][ T29] audit: type=1400 audit(1073.870:84): avc: denied { mounton } for pid=3134 comm="syz-executor" path="/syzkaller.8ZtYoI/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 [ 1073.939039][ T29] audit: type=1400 audit(1073.870:85): avc: denied { mounton } for pid=3134 comm="syz-executor" path="/syzkaller.8ZtYoI/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=988 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 1073.959506][ T29] audit: type=1400 audit(1073.890:86): avc: denied { unmount } for pid=3134 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 1073.968209][ T29] audit: type=1400 audit(1073.900:87): avc: denied { mounton } for pid=3134 comm="syz-executor" path="/dev/gadgetfs" dev="devtmpfs" ino=771 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 1073.971339][ T29] audit: type=1400 audit(1073.900:88): avc: denied { mount } for pid=3134 comm="syz-executor" name="/" dev="gadgetfs" ino=989 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nfs_t tclass=filesystem permissive=1 [ 1073.985933][ T29] audit: type=1400 audit(1073.920:89): avc: denied { mount } for pid=3134 comm="syz-executor" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 1073.987860][ T29] audit: type=1400 audit(1073.920:90): avc: denied { mounton } for pid=3134 comm="syz-executor" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 1074.081625][ T3134] 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. [ 1074.785038][ T61] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1074.878869][ T61] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1074.963889][ T61] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1075.010915][ T61] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1075.294137][ T61] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1075.305707][ T61] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1075.310103][ T61] bond0 (unregistering): Released all slaves [ 1075.418062][ T61] hsr_slave_0: left promiscuous mode [ 1075.423731][ T61] hsr_slave_1: left promiscuous mode [ 1075.435127][ T61] veth1_macvtap: left promiscuous mode [ 1075.436379][ T61] veth0_macvtap: left promiscuous mode [ 1075.437552][ T61] veth1_vlan: left promiscuous mode [ 1075.438620][ T61] veth0_vlan: left promiscuous mode 1970/01/01 00:18:08 executed programs: 0 [ 1089.597051][ T3781] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1089.600937][ T3781] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1090.268774][ T3781] hsr_slave_0: entered promiscuous mode [ 1090.270657][ T3781] hsr_slave_1: entered promiscuous mode [ 1090.558087][ T3781] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1090.571870][ T3781] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1090.583983][ T3781] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1090.594888][ T3781] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1091.234943][ T3781] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1093.468183][ T3781] veth0_vlan: entered promiscuous mode [ 1093.487805][ T3781] veth1_vlan: entered promiscuous mode [ 1093.547290][ T3781] veth0_macvtap: entered promiscuous mode [ 1093.559298][ T3781] veth1_macvtap: entered promiscuous mode [ 1093.635046][ T3105] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1093.636486][ T3105] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1093.640037][ T3105] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1093.644769][ T3105] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:18:13 executed programs: 2 [ 1093.870999][ T29] kauditd_printk_skb: 9 callbacks suppressed [ 1093.871326][ T29] audit: type=1400 audit(1093.800:100): avc: denied { prog_load } for pid=4130 comm="syz.1.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 1093.874619][ T29] audit: type=1400 audit(1093.800:101): avc: denied { bpf } for pid=4130 comm="syz.1.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1093.874858][ T29] audit: type=1400 audit(1093.810:102): avc: denied { perfmon } for pid=4130 comm="syz.1.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1093.906294][ T29] audit: type=1400 audit(1093.840:103): avc: denied { prog_run } for pid=4130 comm="syz.1.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:18:19 executed programs: 21 1970/01/01 00:18:24 executed programs: 43 1970/01/01 00:18:30 executed programs: 54 1970/01/01 00:18:35 executed programs: 64 1970/01/01 00:18:40 executed programs: 75 1970/01/01 00:18:46 executed programs: 87 1970/01/01 00:18:51 executed programs: 98 1970/01/01 00:18:57 executed programs: 110 1970/01/01 00:19:02 executed programs: 124 1970/01/01 00:19:07 executed programs: 136 1970/01/01 00:19:12 executed programs: 146 1970/01/01 00:19:18 executed programs: 156 1970/01/01 00:19:23 executed programs: 166 1970/01/01 00:19:28 executed programs: 180 1970/01/01 00:19:33 executed programs: 191 1970/01/01 00:19:38 executed programs: 201 1970/01/01 00:19:44 executed programs: 211 1970/01/01 00:19:49 executed programs: 229 1970/01/01 00:19:54 executed programs: 241 1970/01/01 00:20:00 executed programs: 253 1970/01/01 00:20:05 executed programs: 263 1970/01/01 00:20:10 executed programs: 273 1970/01/01 00:20:16 executed programs: 285 1970/01/01 00:20:21 executed programs: 295 1970/01/01 00:20:26 executed programs: 307 1970/01/01 00:20:32 executed programs: 320 1970/01/01 00:20:38 executed programs: 330 1970/01/01 00:20:43 executed programs: 340 1970/01/01 00:20:48 executed programs: 350 1970/01/01 00:20:54 executed programs: 359 1970/01/01 00:20:59 executed programs: 369 1970/01/01 00:21:04 executed programs: 379 1970/01/01 00:21:10 executed programs: 392 1970/01/01 00:21:15 executed programs: 404 1970/01/01 00:21:20 executed programs: 413 1970/01/01 00:21:25 executed programs: 423 1970/01/01 00:21:30 executed programs: 434 1970/01/01 00:21:36 executed programs: 445 1970/01/01 00:21:41 executed programs: 457 1970/01/01 00:21:47 executed programs: 466 1970/01/01 00:21:52 executed programs: 482 1970/01/01 00:21:57 executed programs: 492 1970/01/01 00:22:02 executed programs: 503 1970/01/01 00:22:07 executed programs: 517 1970/01/01 00:22:12 executed programs: 529 1970/01/01 00:22:18 executed programs: 538 1970/01/01 00:22:23 executed programs: 549 1970/01/01 00:22:28 executed programs: 559 1970/01/01 00:22:34 executed programs: 572 1970/01/01 00:22:39 executed programs: 582 1970/01/01 00:22:44 executed programs: 594 [ 1368.611245][ T1384] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1368.754049][ T1384] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1368.807017][ T1384] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1368.879443][ T1384] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1369.546407][ T1384] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1369.594568][ T1384] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1369.645276][ T1384] bond0 (unregistering): Released all slaves [ 1369.840770][ T1384] hsr_slave_0: left promiscuous mode [ 1369.858817][ T1384] hsr_slave_1: left promiscuous mode [ 1369.883686][ T1384] veth1_macvtap: left promiscuous mode [ 1369.884249][ T1384] veth0_macvtap: left promiscuous mode [ 1369.884920][ T1384] veth1_vlan: left promiscuous mode [ 1369.885098][ T1384] veth0_vlan: left promiscuous mode [ 1375.044192][ T5298] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1375.048832][ T5298] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1377.834515][ T5298] hsr_slave_0: entered promiscuous mode [ 1377.836723][ T5298] hsr_slave_1: entered promiscuous mode [ 1379.150682][ T5298] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1379.167423][ T5298] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1379.179154][ T5298] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1379.206011][ T5298] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1381.203810][ T5298] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1388.550124][ T5298] veth0_vlan: entered promiscuous mode [ 1388.656557][ T5298] veth1_vlan: entered promiscuous mode [ 1388.827401][ T5298] veth0_macvtap: entered promiscuous mode [ 1388.850343][ T5298] veth1_macvtap: entered promiscuous mode [ 1388.975684][ T61] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1388.977866][ T61] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1388.984154][ T61] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1388.990110][ T61] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:23:09 executed programs: 602 1970/01/01 00:23:15 executed programs: 613 1970/01/01 00:23:20 executed programs: 623 1970/01/01 00:23:25 executed programs: 632 1970/01/01 00:23:31 executed programs: 642 1970/01/01 00:23:36 executed programs: 655 1970/01/01 00:23:42 executed programs: 663 1970/01/01 00:23:47 executed programs: 673 1970/01/01 00:23:52 executed programs: 686 1970/01/01 00:23:57 executed programs: 700 1970/01/01 00:24:03 executed programs: 709 1970/01/01 00:24:08 executed programs: 719 1970/01/01 00:24:13 executed programs: 729 1970/01/01 00:24:19 executed programs: 742 1970/01/01 00:24:24 executed programs: 753 1970/01/01 00:24:30 executed programs: 762 1970/01/01 00:24:35 executed programs: 773 1970/01/01 00:24:41 executed programs: 783 1970/01/01 00:24:46 executed programs: 795 1970/01/01 00:24:51 executed programs: 806 1970/01/01 00:24:57 executed programs: 818 1970/01/01 00:25:02 executed programs: 826 1970/01/01 00:25:07 executed programs: 835 1970/01/01 00:25:12 executed programs: 844 1970/01/01 00:25:18 executed programs: 852 1970/01/01 00:25:23 executed programs: 861 1970/01/01 00:25:28 executed programs: 871 1970/01/01 00:25:33 executed programs: 884 1970/01/01 00:25:39 executed programs: 895 1970/01/01 00:25:44 executed programs: 906 1970/01/01 00:25:49 executed programs: 916 1970/01/01 00:25:54 executed programs: 929 1970/01/01 00:26:00 executed programs: 941 1970/01/01 00:26:05 executed programs: 950 1970/01/01 00:26:10 executed programs: 962 1970/01/01 00:26:15 executed programs: 972 1970/01/01 00:26:20 executed programs: 982 1970/01/01 00:26:26 executed programs: 992 1970/01/01 00:26:31 executed programs: 1002 1970/01/01 00:26:37 executed programs: 1016 1970/01/01 00:26:42 executed programs: 1029 1970/01/01 00:26:47 executed programs: 1040 1970/01/01 00:26:53 executed programs: 1052 1970/01/01 00:26:58 executed programs: 1062 1970/01/01 00:27:03 executed programs: 1073 [ 1626.144419][ T30] INFO: task kworker/0:10:4170 blocked for more than 430 seconds. [ 1626.145135][ T30] Not tainted syzkaller #0 [ 1626.145463][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.145686][ T30] task:kworker/0:10 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.146180][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.147237][ T30] Call trace: [ 1626.147444][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.147891][ T30] r10:ea421d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea421d8c r5:8566d400 [ 1626.147957][ T30] r4:8566d400 [ 1626.148045][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.148106][ T30] r5:8566d400 r4:8291719c [ 1626.148123][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.148173][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.148234][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea421e08 [ 1626.148253][ T30] r4:00000000 [ 1626.148269][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.148316][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.148365][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.148453][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701540 [ 1626.148478][ T30] r4:00000000 [ 1626.148580][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.148690][ T30] r9:83018405 r8:8566d400 r7:00000000 r6:83018400 r5:00001000 r4:7f049000 [ 1626.148712][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.149362][ T30] r5:00001000 r4:dff30000 [ 1626.149717][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.149807][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.149865][ T30] r5:855f0f8c r4:84870580 [ 1626.149881][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.149944][ T30] r7:dddcfd80 r6:83018400 r5:855f0f8c r4:84870580 [ 1626.149960][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.150018][ T30] r10:61c88647 r9:8566d400 r8:848705ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1626.150036][ T30] r4:84870580 [ 1626.150051][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.150113][ T30] r10:00000000 r9:84870580 r8:80278fec r7:ea321e60 r6:84870980 r5:8566d400 [ 1626.150130][ T30] r4:00000001 [ 1626.150166][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.150314][ T30] Exception stack(0xea421fb0 to 0xea421ff8) [ 1626.150745][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1626.150833][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.150921][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.151029][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.151055][ T30] r4:84877d00 [ 1626.170035][ T30] INFO: task kworker/0:10:4170 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.170858][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.172672][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.173314][ T30] Call trace: [ 1626.173797][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.174874][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.175875][ T30] r4:00000000 [ 1626.176297][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.176812][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.177199][ T30] 9d20: cca96000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.177704][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.178194][ T30] 9d60: 80000013 ffffffff [ 1626.178776][ T30] r5:80000013 r4:80239c10 [ 1626.179417][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.180095][ T30] r4:82acb1e4 [ 1626.180408][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.180933][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.181507][ T30] r4:ea4f9dc0 [ 1626.182391][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.182980][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.183558][ T30] r4:00000000 [ 1626.183903][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.184437][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.185683][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.186839][ T30] r5:00001000 r4:ea68f000 [ 1626.187535][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.188219][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.188846][ T30] r5:857abf8c r4:848ac200 [ 1626.189145][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.189738][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.190184][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.190728][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.191323][ T30] r4:848ac200 [ 1626.191918][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.192459][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.192961][ T30] r4:00000001 [ 1626.193314][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.193831][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.194295][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.195017][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.202211][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.203189][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.203993][ T30] r4:848aa2c0 [ 1626.205044][ T30] INFO: task kworker/0:87:4556 blocked for more than 430 seconds. [ 1626.206062][ T30] Not tainted syzkaller #0 [ 1626.206807][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.207661][ T30] task:kworker/0:87 state:D stack:0 pid:4556 tgid:4556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.208665][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.209376][ T30] Call trace: [ 1626.209906][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.210624][ T30] r10:ea48dd84 r9:00000002 r8:60000013 r7:829171a0 r6:ea48dd8c r5:8576c800 [ 1626.211154][ T30] r4:8576c800 [ 1626.211628][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.212797][ T30] r5:8576c800 r4:8291719c [ 1626.213243][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.214001][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.214854][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea48de08 [ 1626.215670][ T30] r4:00000000 [ 1626.216028][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.216672][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.217263][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.217948][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848afe40 [ 1626.218727][ T30] r4:00000000 [ 1626.219148][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.219841][ T30] r9:83018405 r8:8576c800 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1626.220446][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.221190][ T30] r5:00001000 r4:dffdb000 [ 1626.221701][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.227480][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.233271][ T30] r5:855ccf8c r4:848b1080 [ 1626.233781][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.234682][ T30] r7:dddcfd80 r6:83018400 r5:855ccf8c r4:848b1080 [ 1626.235279][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.235962][ T30] r10:61c88647 r9:8576c800 r8:848b10ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1626.236821][ T30] r4:848b1080 [ 1626.237465][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.238192][ T30] r10:00000000 r9:848b1080 r8:80278fec r7:ea305e60 r6:848b1100 r5:8576c800 [ 1626.238943][ T30] r4:00000001 [ 1626.239314][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.239919][ T30] Exception stack(0xea48dfb0 to 0xea48dff8) [ 1626.240309][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1626.240695][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.241107][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.241504][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.242688][ T30] r4:84898a80 [ 1626.243467][ T30] INFO: task kworker/0:87:4556 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.244223][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.245703][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.246601][ T30] Call trace: [ 1626.247089][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.247648][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.248134][ T30] r4:00000000 [ 1626.248540][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.249223][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.249932][ T30] 9d20: cd00e000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.250656][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.251363][ T30] 9d60: 80000013 ffffffff [ 1626.252003][ T30] r5:80000013 r4:80239c10 [ 1626.252523][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.253275][ T30] r4:82acb1e4 [ 1626.253705][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.254581][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.255394][ T30] r4:ea4f9dc0 [ 1626.256073][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.256969][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.257848][ T30] r4:00000000 [ 1626.258455][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.259536][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.260300][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.261405][ T30] r5:00001000 r4:ea68f000 [ 1626.262665][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.263327][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.264005][ T30] r5:857abf8c r4:848ac200 [ 1626.265228][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.266276][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.266942][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.267583][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.268391][ T30] r4:848ac200 [ 1626.272267][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.272848][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.273398][ T30] r4:00000001 [ 1626.273731][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.274381][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.274982][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.275859][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.276505][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.276950][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.277381][ T30] r4:848aa2c0 [ 1626.278008][ T30] INFO: task kworker/0:89:4585 blocked for more than 430 seconds. [ 1626.278512][ T30] Not tainted syzkaller #0 [ 1626.279157][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.302670][ T30] task:kworker/0:89 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.303168][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.303480][ T30] Call trace: [ 1626.303634][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.303733][ T30] r10:ea629d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea629d8c r5:85820c00 [ 1626.303751][ T30] r4:85820c00 [ 1626.303767][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.303840][ T30] r5:85820c00 r4:8291719c [ 1626.303859][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.303918][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.303984][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea629e08 [ 1626.304001][ T30] r4:00000000 [ 1626.304014][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.304086][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.304156][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.304213][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aff80 [ 1626.304230][ T30] r4:00000000 [ 1626.304243][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.304296][ T30] r9:83018405 r8:85820c00 r7:00000000 r6:83018400 r5:00001000 r4:7f07d000 [ 1626.304327][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.304381][ T30] r5:00001000 r4:ea6b3000 [ 1626.304561][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.304615][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.304669][ T30] r5:8579b78c r4:848b1580 [ 1626.304683][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.304764][ T30] r7:dddcfd80 r6:83018400 r5:8579b78c r4:848b1580 [ 1626.304781][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.304839][ T30] r10:61c88647 r9:85820c00 r8:848b15ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1626.304856][ T30] r4:848b1580 [ 1626.304869][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.304952][ T30] r10:00000000 r9:848b1580 r8:80278fec r7:ea48de60 r6:848b1600 r5:85820c00 [ 1626.304974][ T30] r4:00000001 [ 1626.304988][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.305037][ T30] Exception stack(0xea629fb0 to 0xea629ff8) [ 1626.305067][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.305098][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.305124][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.305153][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.305171][ T30] r4:8488adc0 [ 1626.305778][ T30] INFO: task kworker/0:89:4585 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.305818][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.306021][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.306075][ T30] Call trace: [ 1626.306100][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.306166][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.306184][ T30] r4:00000000 [ 1626.306241][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.306293][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.306324][ T30] 9d20: cd4b6000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.306356][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.306375][ T30] 9d60: 80000013 ffffffff [ 1626.306395][ T30] r5:80000013 r4:80239c10 [ 1626.306410][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.306490][ T30] r4:82acb1e4 [ 1626.306505][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.306558][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.306575][ T30] r4:ea4f9dc0 [ 1626.306589][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.306647][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.306664][ T30] r4:00000000 [ 1626.306678][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.306739][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.306754][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.306800][ T30] r5:00001000 r4:ea68f000 [ 1626.306813][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.306857][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.306905][ T30] r5:857abf8c r4:848ac200 [ 1626.306918][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.306977][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.306991][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.307046][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.307085][ T30] r4:848ac200 [ 1626.307118][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.307180][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.307200][ T30] r4:00000001 [ 1626.307212][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.307252][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.307277][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.307335][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.307451][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.307487][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.307557][ T30] r4:848aa2c0 [ 1626.307612][ T30] INFO: task kworker/1:125:4591 blocked for more than 430 seconds. [ 1626.307667][ T30] Not tainted syzkaller #0 [ 1626.307691][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.307705][ T30] task:kworker/1:125 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.307756][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.307798][ T30] Call trace: [ 1626.307915][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.308002][ T30] r10:ea651d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea651d8c r5:857c1800 [ 1626.308024][ T30] r4:857c1800 [ 1626.308039][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.308119][ T30] r5:857c1800 r4:8291719c [ 1626.308143][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.308195][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.308252][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea651e08 [ 1626.308269][ T30] r4:00000000 [ 1626.308281][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.308356][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.308405][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.308458][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489ce80 [ 1626.308476][ T30] r4:00000000 [ 1626.308515][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.308571][ T30] r9:83018605 r8:857c1800 r7:00000000 r6:83018600 r5:00001000 r4:7f047000 [ 1626.308585][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.308712][ T30] r5:00001000 r4:dfbdf000 [ 1626.308737][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.308879][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.308977][ T30] r5:857a878c r4:848ac380 [ 1626.308997][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.309055][ T30] r7:ddde3d80 r6:83018600 r5:857a878c r4:848ac380 [ 1626.309099][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.309178][ T30] r10:61c88647 r9:857c1800 r8:848ac3ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.309227][ T30] r4:848ac380 [ 1626.309245][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.309304][ T30] r10:00000000 r9:848ac380 r8:80278fec r7:ea681e60 r6:848ac400 r5:857c1800 [ 1626.309321][ T30] r4:00000001 [ 1626.309360][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.309422][ T30] Exception stack(0xea651fb0 to 0xea651ff8) [ 1626.309485][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1626.309551][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.309639][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.309672][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.309705][ T30] r4:848aa840 [ 1626.310178][ T30] INFO: task kworker/1:125:4591 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.310216][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.310304][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.310353][ T30] Call trace: [ 1626.310396][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.310483][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.310522][ T30] r4:00000000 [ 1626.310539][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.310599][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.310630][ T30] 9d20: cd4b6000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.310656][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.310676][ T30] 9d60: 80000013 ffffffff [ 1626.310715][ T30] r5:80000013 r4:80239c10 [ 1626.310738][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.310789][ T30] r4:82acb1e4 [ 1626.310822][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.310877][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.310894][ T30] r4:ea4f9dc0 [ 1626.310907][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.310958][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.310974][ T30] r4:00000000 [ 1626.311078][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.311213][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.311239][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.311291][ T30] r5:00001000 r4:ea68f000 [ 1626.311303][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.311364][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.311417][ T30] r5:857abf8c r4:848ac200 [ 1626.311430][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.311503][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.311580][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.311801][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.322580][ T30] r4:848ac200 [ 1626.322668][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.322776][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.322793][ T30] r4:00000001 [ 1626.322807][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.322848][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.322876][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.322921][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.322947][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.322975][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.322993][ T30] r4:848aa2c0 [ 1626.323027][ T30] INFO: task kworker/1:126:4592 blocked for more than 430 seconds. [ 1626.323065][ T30] Not tainted syzkaller #0 [ 1626.323085][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.323100][ T30] task:kworker/1:126 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.323164][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.323212][ T30] Call trace: [ 1626.323234][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.323293][ T30] r10:ea6b1d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea6b1d8c r5:857c8000 [ 1626.323308][ T30] r4:857c8000 [ 1626.323321][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.323368][ T30] r5:857c8000 r4:8291719c [ 1626.323382][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.323430][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.323494][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6b1e08 [ 1626.323529][ T30] r4:00000000 [ 1626.323544][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.323587][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.323631][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.323700][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848833c0 [ 1626.323719][ T30] r4:00000000 [ 1626.323762][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.323827][ T30] r9:83018605 r8:857c8000 r7:00000000 r6:83018600 r5:00001000 r4:7f07f000 [ 1626.323843][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.323930][ T30] r5:00001000 r4:ea6e3000 [ 1626.323949][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.324025][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.324081][ T30] r5:857aa78c r4:848ac480 [ 1626.324095][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.324199][ T30] r7:ddde3d80 r6:83018600 r5:857aa78c r4:848ac480 [ 1626.324230][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.324291][ T30] r10:61c88647 r9:857c8000 r8:848ac4ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.324308][ T30] r4:848ac480 [ 1626.324381][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.324479][ T30] r10:00000000 r9:848ac480 r8:80278fec r7:ea681e60 r6:848ac580 r5:857c8000 [ 1626.324510][ T30] r4:00000001 [ 1626.324526][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.324569][ T30] Exception stack(0xea6b1fb0 to 0xea6b1ff8) [ 1626.324667][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1626.324701][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.324779][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.324814][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.324867][ T30] r4:848aac00 [ 1626.325501][ T30] INFO: task kworker/1:126:4592 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.325551][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.325634][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.325683][ T30] Call trace: [ 1626.325705][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.325815][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.325832][ T30] r4:00000000 [ 1626.325880][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.325922][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.325990][ T30] 9d20: cd6a2000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.326056][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.326177][ T30] 9d60: 80000013 ffffffff [ 1626.326268][ T30] r5:80000013 r4:80239c10 [ 1626.326287][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.326341][ T30] r4:82acb1e4 [ 1626.326373][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.326449][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.326548][ T30] r4:ea4f9dc0 [ 1626.326608][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.326670][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.326686][ T30] r4:00000000 [ 1626.326700][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.326761][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.326793][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.326937][ T30] r5:00001000 r4:ea68f000 [ 1626.326969][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.327053][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.327146][ T30] r5:857abf8c r4:848ac200 [ 1626.327165][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.327222][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.327236][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.327290][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.327332][ T30] r4:848ac200 [ 1626.327418][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.327500][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.327584][ T30] r4:00000001 [ 1626.327611][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.327659][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.327685][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.327761][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.327794][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.327823][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.328023][ T30] r4:848aa2c0 [ 1626.328068][ T30] INFO: task kworker/0:91:4595 blocked for more than 430 seconds. [ 1626.328095][ T30] Not tainted syzkaller #0 [ 1626.328203][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.328232][ T30] task:kworker/0:91 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.328321][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.328378][ T30] Call trace: [ 1626.328504][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.328583][ T30] r10:ea6c1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6c1d8c r5:857c9800 [ 1626.328601][ T30] r4:857c9800 [ 1626.328683][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.328747][ T30] r5:857c9800 r4:8291719c [ 1626.328761][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.328808][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.328867][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6c1e08 [ 1626.328883][ T30] r4:00000000 [ 1626.328895][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.328942][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.328985][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.329038][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aff00 [ 1626.329057][ T30] r4:00000000 [ 1626.329111][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.329176][ T30] r9:83018405 r8:857c9800 r7:00000000 r6:83018400 r5:00001000 r4:7f081000 [ 1626.329190][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.329240][ T30] r5:00001000 r4:ea717000 [ 1626.329290][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.329343][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.329397][ T30] r5:8579938c r4:848b1800 [ 1626.329410][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.329470][ T30] r7:dddcfd80 r6:83018400 r5:8579938c r4:848b1800 [ 1626.329487][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.329546][ T30] r10:61c88647 r9:857c9800 r8:848b182c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1626.329637][ T30] r4:848b1800 [ 1626.329691][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.329766][ T30] r10:00000000 r9:848b1800 r8:80278fec r7:ea48de60 r6:848ac680 r5:857c9800 [ 1626.329794][ T30] r4:00000001 [ 1626.329808][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.329861][ T30] Exception stack(0xea6c1fb0 to 0xea6c1ff8) [ 1626.329886][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1626.329914][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.329938][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.329968][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.330009][ T30] r4:848affc0 [ 1626.330343][ T30] INFO: task kworker/0:91:4595 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.330386][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.330566][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.330626][ T30] Call trace: [ 1626.330669][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.330750][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.330767][ T30] r4:00000000 [ 1626.330780][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.330863][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.330975][ T30] 9d20: cd6a2000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.331046][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.331075][ T30] 9d60: 80000013 ffffffff [ 1626.331132][ T30] r5:80000013 r4:80239c10 [ 1626.331171][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.331229][ T30] r4:82acb1e4 [ 1626.331262][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.331325][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.331345][ T30] r4:ea4f9dc0 [ 1626.331359][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.331415][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.331433][ T30] r4:00000000 [ 1626.331481][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.331564][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.331584][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.331661][ T30] r5:00001000 r4:ea68f000 [ 1626.331681][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.353140][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.353243][ T30] r5:857abf8c r4:848ac200 [ 1626.353252][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.353293][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.353302][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.353352][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.353374][ T30] r4:848ac200 [ 1626.353389][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.353453][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.353473][ T30] r4:00000001 [ 1626.353490][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.353548][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.353586][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.353617][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.353644][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.353676][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.353693][ T30] r4:848aa2c0 [ 1626.353728][ T30] INFO: task kworker/0:92:4602 blocked for more than 430 seconds. [ 1626.353764][ T30] Not tainted syzkaller #0 [ 1626.353839][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.353890][ T30] task:kworker/0:92 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.353969][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.354026][ T30] Call trace: [ 1626.354130][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.354444][ T30] r10:ea6add84 r9:00000002 r8:60000013 r7:829171a0 r6:ea6add8c r5:857cbc00 [ 1626.354469][ T30] r4:857cbc00 [ 1626.354487][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.354600][ T30] r5:857cbc00 r4:8291719c [ 1626.354674][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.354731][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.354787][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6ade08 [ 1626.354843][ T30] r4:00000000 [ 1626.354863][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.354913][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.354960][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.355018][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a3740 [ 1626.355035][ T30] r4:00000000 [ 1626.355065][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.355127][ T30] r9:83018405 r8:857cbc00 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000 [ 1626.355146][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.355195][ T30] r5:00001000 r4:e41bd000 [ 1626.355209][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.355296][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.355451][ T30] r5:855f178c r4:848b1980 [ 1626.355784][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.356011][ T30] r7:dddcfd80 r6:83018400 r5:855f178c r4:848b1980 [ 1626.356260][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.356324][ T30] r10:61c88647 r9:857cbc00 r8:848b19ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1626.356343][ T30] r4:848b1980 [ 1626.356388][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.356446][ T30] r10:00000000 r9:848b1980 r8:80278fec r7:ea6bde60 r6:848ac800 r5:857cbc00 [ 1626.356466][ T30] r4:00000001 [ 1626.356528][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.356587][ T30] Exception stack(0xea6adfb0 to 0xea6adff8) [ 1626.356612][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1626.356825][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.356857][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.356890][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.357014][ T30] r4:848affc0 [ 1626.357622][ T30] INFO: task kworker/0:92:4602 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.357905][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.358277][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.358581][ T30] Call trace: [ 1626.358707][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.358804][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.358825][ T30] r4:00000000 [ 1626.358924][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.359063][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.359111][ T30] 9d20: cd7eb000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.359136][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.359156][ T30] 9d60: 80000013 ffffffff [ 1626.359178][ T30] r5:80000013 r4:80239c10 [ 1626.359193][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.359243][ T30] r4:82acb1e4 [ 1626.359257][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.359312][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.359328][ T30] r4:ea4f9dc0 [ 1626.359343][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.359535][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.359559][ T30] r4:00000000 [ 1626.359573][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.359702][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.359722][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.359777][ T30] r5:00001000 r4:ea68f000 [ 1626.359824][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.359877][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.359937][ T30] r5:857abf8c r4:848ac200 [ 1626.359951][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.360007][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.360020][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.360080][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.360098][ T30] r4:848ac200 [ 1626.360112][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.360173][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.360191][ T30] r4:00000001 [ 1626.360203][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.360242][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.360265][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.360294][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.360319][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.360348][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.360364][ T30] r4:848aa2c0 [ 1626.360386][ T30] INFO: task kworker/0:93:4604 blocked for more than 430 seconds. [ 1626.360458][ T30] Not tainted syzkaller #0 [ 1626.360480][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.360493][ T30] task:kworker/0:93 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.360676][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.360727][ T30] Call trace: [ 1626.360797][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.360858][ T30] r10:ea3f9d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea3f9d8c r5:857cc800 [ 1626.360875][ T30] r4:857cc800 [ 1626.360981][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.361054][ T30] r5:857cc800 r4:8291719c [ 1626.361072][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.361203][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.361267][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea3f9e08 [ 1626.361283][ T30] r4:00000000 [ 1626.361295][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.361340][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.361380][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.361496][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a3080 [ 1626.361524][ T30] r4:00000000 [ 1626.361536][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.361646][ T30] r9:83018405 r8:857cc800 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1626.361667][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.376941][ T30] r5:00001000 r4:e0089000 [ 1626.377006][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.377099][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.377154][ T30] r5:855bd78c r4:848b1880 [ 1626.377163][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.377195][ T30] r7:dddcfd80 r6:83018400 r5:855bd78c r4:848b1880 [ 1626.377202][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.377234][ T30] r10:61c88647 r9:857cc800 r8:848b18ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1626.377243][ T30] r4:848b1880 [ 1626.377268][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.377299][ T30] r10:00000000 r9:848b1880 r8:80278fec r7:ea6ade60 r6:848ac880 r5:857cc800 [ 1626.377342][ T30] r4:00000001 [ 1626.377384][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.377415][ T30] Exception stack(0xea3f9fb0 to 0xea3f9ff8) [ 1626.377497][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.377609][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.377637][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.377667][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.377704][ T30] r4:848a3040 [ 1626.378174][ T30] INFO: task kworker/0:93:4604 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.378199][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.378247][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.378277][ T30] Call trace: [ 1626.378291][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.378327][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.378370][ T30] r4:00000000 [ 1626.378379][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.378509][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.378532][ T30] 9d20: cd8e1000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.378547][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.378556][ T30] 9d60: 80000013 ffffffff [ 1626.378647][ T30] r5:80000013 r4:80239c10 [ 1626.378658][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.378706][ T30] r4:82acb1e4 [ 1626.378865][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.378899][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.378908][ T30] r4:ea4f9dc0 [ 1626.379068][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.379103][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.379112][ T30] r4:00000000 [ 1626.379159][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.379194][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.379202][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.379227][ T30] r5:00001000 r4:ea68f000 [ 1626.379304][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.379396][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.379453][ T30] r5:857abf8c r4:848ac200 [ 1626.379474][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.379519][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.379528][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.379558][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.379566][ T30] r4:848ac200 [ 1626.379572][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.379601][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.379609][ T30] r4:00000001 [ 1626.379615][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.379634][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.379650][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.379670][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.379682][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.379734][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.379744][ T30] r4:848aa2c0 [ 1626.379797][ T30] INFO: task kworker/0:94:4606 blocked for more than 430 seconds. [ 1626.379819][ T30] Not tainted syzkaller #0 [ 1626.379838][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.379873][ T30] task:kworker/0:94 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.379903][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.379945][ T30] Call trace: [ 1626.380037][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.380108][ T30] r10:ea3fdd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea3fdd8c r5:857cd400 [ 1626.380176][ T30] r4:857cd400 [ 1626.380184][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.380210][ T30] r5:857cd400 r4:8291719c [ 1626.380249][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.380277][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.380344][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea3fde08 [ 1626.380355][ T30] r4:00000000 [ 1626.380449][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.380476][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.380498][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.380526][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a3c80 [ 1626.380534][ T30] r4:00000000 [ 1626.380569][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.380598][ T30] r9:83018405 r8:857cd400 r7:00000000 r6:83018400 r5:00001000 r4:7f051000 [ 1626.380606][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.380631][ T30] r5:00001000 r4:ea299000 [ 1626.380637][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.380667][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.380716][ T30] r5:857f9b8c r4:848b1900 [ 1626.380794][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.380836][ T30] r7:dddcfd80 r6:83018400 r5:857f9b8c r4:848b1900 [ 1626.380862][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.380895][ T30] r10:61c88647 r9:857cd400 r8:848b192c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1626.380906][ T30] r4:848b1900 [ 1626.380912][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.380980][ T30] r10:00000000 r9:848b1900 r8:80278fec r7:ea6bde60 r6:848ac900 r5:857cd400 [ 1626.381027][ T30] r4:00000001 [ 1626.381035][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.381055][ T30] Exception stack(0xea3fdfb0 to 0xea3fdff8) [ 1626.381102][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1626.381117][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.381130][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.381175][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.381184][ T30] r4:848a36c0 [ 1626.381384][ T30] INFO: task kworker/0:94:4606 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.381441][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.381488][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.381513][ T30] Call trace: [ 1626.381524][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.381588][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.381609][ T30] r4:00000000 [ 1626.381622][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.381691][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.381745][ T30] 9d20: cd8e1000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.381846][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.381873][ T30] 9d60: 80000013 ffffffff [ 1626.381898][ T30] r5:80000013 r4:80239c10 [ 1626.424179][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.424439][ T30] r4:82acb1e4 [ 1626.424460][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.424567][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.424595][ T30] r4:ea4f9dc0 [ 1626.424613][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.424795][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.424821][ T30] r4:00000000 [ 1626.424842][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.425057][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.425086][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.425520][ T30] r5:00001000 r4:ea68f000 [ 1626.425559][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.425621][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.425888][ T30] r5:857abf8c r4:848ac200 [ 1626.425928][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.426014][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.426037][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.426140][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.426273][ T30] r4:848ac200 [ 1626.426297][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.426362][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.426378][ T30] r4:00000001 [ 1626.426392][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.426463][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.426498][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.426525][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.426552][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.426649][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.426674][ T30] r4:848aa2c0 [ 1626.435625][ T30] INFO: task kworker/0:95:4608 blocked for more than 430 seconds. [ 1626.435803][ T30] Not tainted syzkaller #0 [ 1626.435830][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1626.435870][ T30] task:kworker/0:95 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.436039][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.436172][ T30] Call trace: [ 1626.436208][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1626.436294][ T30] r10:ea401d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea401d8c r5:857ce000 [ 1626.436371][ T30] r4:857ce000 [ 1626.436392][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1626.436451][ T30] r5:857ce000 r4:8291719c [ 1626.436466][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1626.436516][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1626.436575][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea401e08 [ 1626.436595][ T30] r4:00000000 [ 1626.436612][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1626.436656][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1626.436706][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.436760][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a3f00 [ 1626.436780][ T30] r4:00000000 [ 1626.436834][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.436917][ T30] r9:83018405 r8:857ce000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1626.436936][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.437015][ T30] r5:00001000 r4:ea3eb000 [ 1626.437037][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.437098][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.437180][ T30] r5:857f9f8c r4:848b1a80 [ 1626.437224][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.437298][ T30] r7:dddcfd80 r6:83018400 r5:857f9f8c r4:848b1a80 [ 1626.437317][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.437383][ T30] r10:61c88647 r9:857ce000 r8:848b1aac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1626.437403][ T30] r4:848b1a80 [ 1626.437419][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.437480][ T30] r10:00000000 r9:848b1a80 r8:80278fec r7:ea6bde60 r6:848aca00 r5:857ce000 [ 1626.437501][ T30] r4:00000001 [ 1626.437518][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.437569][ T30] Exception stack(0xea401fb0 to 0xea401ff8) [ 1626.437602][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1626.437635][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.437695][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.437738][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.437787][ T30] r4:848a3c00 [ 1626.438583][ T30] INFO: task kworker/0:95:4608 is blocked on a mutex likely owned by task kworker/1:122:4582. [ 1626.438630][ T30] task:kworker/1:122 state:R running task stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1626.438725][ T30] Workqueue: events bpf_prog_free_deferred [ 1626.438829][ T30] Call trace: [ 1626.438886][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1626.438966][ T30] r10:8280c9b4 r9:857b3000 r8:80200c04 r7:ea4f9d54 r6:ffffffff r5:857b3000 [ 1626.438986][ T30] r4:00000000 [ 1626.439036][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1626.439090][ T30] Exception stack(0xea4f9d20 to 0xea4f9d68) [ 1626.439158][ T30] 9d20: cdb63000 ebd63000 00000001 80239bf8 7f045000 00000001 82acb1c4 82aca5a0 [ 1626.439227][ T30] 9d40: 7f045000 ebd63000 8280c9b4 ea4f9d9c ea4f9da0 ea4f9d70 80230af0 80239c10 [ 1626.439256][ T30] 9d60: 80000013 ffffffff [ 1626.439278][ T30] r5:80000013 r4:80239c10 [ 1626.439333][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1626.439433][ T30] r4:82acb1e4 [ 1626.439460][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1626.439524][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea4f9dc0 r5:ea4f9e08 [ 1626.439546][ T30] r4:ea4f9dc0 [ 1626.439562][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1626.439625][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848aab00 [ 1626.439682][ T30] r4:00000000 [ 1626.439705][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1626.439770][ T30] r9:83018605 r8:857b3000 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1626.439789][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1626.439944][ T30] r5:00001000 r4:ea68f000 [ 1626.439981][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1626.440041][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1626.440142][ T30] r5:857abf8c r4:848ac200 [ 1626.440177][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1626.440244][ T30] r7:ddde3d80 r6:83018600 r5:857abf8c r4:848ac200 [ 1626.440261][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1626.440327][ T30] r10:61c88647 r9:857b3000 r8:848ac22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1626.440350][ T30] r4:848ac200 [ 1626.440406][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.440521][ T30] r10:00000000 r9:848ac200 r8:80278fec r7:ea54de60 r6:848b1380 r5:857b3000 [ 1626.440562][ T30] r4:00000001 [ 1626.440579][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.440634][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1626.440690][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.440729][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.440757][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.440790][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.440810][ T30] r4:848aa2c0 [ 1626.440933][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1626.486146][ T30] NMI backtrace for cpu 1 [ 1626.486672][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1626.486894][ T30] Hardware name: ARM-Versatile Express [ 1626.486983][ T30] Call trace: [ 1626.487091][ T30] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 1626.487210][ T30] r7:00000000 r6:00000013 r5:60000093 r4:82252488 [ 1626.487230][ T30] [<80201b08>] (show_stack) from [<8021f93c>] (dump_stack_lvl+0x70/0x7c) [ 1626.487287][ T30] [<8021f8cc>] (dump_stack_lvl) from [<8021f960>] (dump_stack+0x18/0x1c) [ 1626.487341][ T30] r5:00000001 r4:00000001 [ 1626.487357][ T30] [<8021f948>] (dump_stack) from [<81a4ce4c>] (nmi_cpu_backtrace+0x160/0x17c) [ 1626.487558][ T30] [<81a4ccec>] (nmi_cpu_backtrace) from [<81a4cf98>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1626.487656][ T30] r7:00000001 r6:8280c690 r5:8281ae34 r4:ffffffff [ 1626.487677][ T30] [<81a4ce68>] (nmi_trigger_cpumask_backtrace) from [<802304fc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1626.487763][ T30] r9:8281ba28 r8:8280c810 r7:0002061d r6:00007c00 r5:82abf7d4 r4:85c7d10c [ 1626.487781][ T30] [<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037f9a8>] (watchdog+0x5d0/0x850) [ 1626.487849][ T30] [<8037f3d8>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.487913][ T30] r10:00000000 r9:00000000 r8:8037f3d8 r7:8332a300 r6:8332a300 r5:8321e000 [ 1626.487930][ T30] r4:00000001 [ 1626.487944][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.488019][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1626.488056][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.488086][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.488112][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.488145][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.488164][ T30] r4:832c0b00 [ 1626.488523][ T30] Sending NMI from CPU 1 to CPUs 0: [ 1626.489997][ C0] NMI backtrace for cpu 0 [ 1626.490220][ C0] CPU: 0 UID: 0 PID: 2819 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1626.490265][ C0] Hardware name: ARM-Versatile Express [ 1626.490300][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1626.490376][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 1626.490413][ C0] pc : [<81a6d09c>] lr : [<80a8eea8>] psr: 60000013 [ 1626.490554][ C0] sp : eacf5eb0 ip : eacf5ec0 fp : eacf5ebc [ 1626.490597][ C0] r10: 82959554 r9 : 00000000 r8 : 00000000 [ 1626.490623][ C0] r7 : 00000117 r6 : 829594b8 r5 : 00000000 r4 : 00000001 [ 1626.490652][ C0] r3 : 000007ee r2 : 00000000 r1 : 60000013 r0 : 84005440 [ 1626.490751][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1626.490802][ C0] Control: 30c5387d Table: 8572fc40 DAC: fffffffd [ 1626.490844][ C0] Call trace: [ 1626.490870][ C0] [<81a6d074>] (_raw_spin_unlock_irqrestore) from [<80a8eea8>] (pl011_console_device_unlock+0x20/0x24) [ 1626.490917][ C0] [<80a8ee88>] (pl011_console_device_unlock) from [<802e3660>] (nbcon_emit_one+0x88/0x100) [ 1626.490948][ C0] [<802e35d8>] (nbcon_emit_one) from [<802e3880>] (nbcon_kthread_func+0x1a8/0x2a4) [ 1626.490977][ C0] r6:8280c690 r5:83aa6c00 r4:829594b8 [ 1626.490985][ C0] [<802e36d8>] (nbcon_kthread_func) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.491021][ C0] r10:00000000 r9:829594b8 r8:802e36d8 r7:846ef980 r6:846ef980 r5:83aa6c00 [ 1626.491030][ C0] r4:00000001 [ 1626.491038][ C0] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.491062][ C0] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1626.491082][ C0] 5fa0: 00000000 00000000 00000000 00000000 [ 1626.491097][ C0] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.491110][ C0] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.491125][ C0] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.491134][ C0] r4:8410f000 [ 1626.540518][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 1626.627130][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1626.627444][ T30] Hardware name: ARM-Versatile Express [ 1626.627685][ T30] Call trace: [ 1626.628049][ T30] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 1626.628426][ T30] r7:822531ac r6:8321e000 r5:00000000 r4:82252488 [ 1626.628685][ T30] [<80201b08>] (show_stack) from [<8021f920>] (dump_stack_lvl+0x54/0x7c) [ 1626.629049][ T30] [<8021f8cc>] (dump_stack_lvl) from [<8021f960>] (dump_stack+0x18/0x1c) [ 1626.629386][ T30] r5:00000000 r4:82a78d18 [ 1626.629589][ T30] [<8021f948>] (dump_stack) from [<802025f8>] (vpanic+0xe0/0x2e8) [ 1626.629924][ T30] [<80202518>] (vpanic) from [<80202834>] (trace_suspend_resume+0x0/0xd8) [ 1626.630315][ T30] r7:0002061d [ 1626.630572][ T30] [<80202800>] (panic) from [<8037f7e8>] (watchdog+0x410/0x850) [ 1626.630908][ T30] r3:00000001 r2:00000000 r1:00000000 r0:822531ac [ 1626.631235][ T30] [<8037f3d8>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280) [ 1626.631592][ T30] r10:00000000 r9:00000000 r8:8037f3d8 r7:8332a300 r6:8332a300 r5:8321e000 [ 1626.632289][ T30] r4:00000001 [ 1626.632545][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1626.633025][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1626.633264][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1626.633591][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1626.634291][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1626.634611][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1626.634902][ T30] r4:832c0b00 [ 1626.637246][ T30] Rebooting in 86400 seconds.. VM DIAGNOSIS: 06:35:13 Registers: info registers vcpu 0 CPU#0 R00=84005440 R01=00000065 R02=eace3000 R03=00000000 R04=84119047 R05=84005440 R06=80a8ede4 R07=84119047 R08=80a8ede4 R09=00000059 R10=000003a1 R11=eacf5e24 R12=00000002 R13=eacf5e18 R14=82959484 R15=80a8ee3c PSR=80000193 N--- A S svc32 s00=18010000 s01=21000000 d00=2100000018010000 s02=00000000 s03=3b810000 d01=3b81000000000000 s04=85000000 s05=6d000000 d02=6d00000085000000 s06=85000000 s07=05000000 d03=0500000085000000 s08=95000000 s09=00000000 d04=0000000095000000 s10=80000000 s11=00000000 d05=0000000080000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=00000140 d07=0000014000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=72be5d74 s33=80deb1fe d16=80deb1fe72be5d74 s34=9bdc06a7 s35=c19bf2b4 d17=c19bf2b49bdc06a7 s36=b8ff5cc8 s37=c6be8f87 d18=c6be8f87b8ff5cc8 s38=1ab4c51c s39=35955182 d19=359551821ab4c51c s40=8d60e11c s41=46e71471 d20=46e714718d60e11c s42=dbe2d6fb s43=64e7e2f8 d21=64e7e2f8dbe2d6fb s44=2391ac1c s45=8e28dce2 d22=8e28dce22391ac1c s46=df7b7c5a s47=5f0c9cfc d23=5f0c9cfcdf7b7c5a s48=cdba7b2c s49=686114e0 d24=686114e0cdba7b2c s50=fb65ce04 s51=c9cc87b1 d25=c9cc87b1fb65ce04 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=00000001 R01=82252488 R02=00000000 R03=81a60f10 R04=00000006 R05=828f7e48 R06=00000000 R07=828f7e40 R08=8321e000 R09=00000028 R10=828f7e48 R11=df8d9c48 R12=df8d9c4c R13=df8d9c3c R14=8033dbfc R15=81a60f20 PSR=80000093 N--- A S svc32 s00=fd8293c1 s01=406832cb d00=406832cbfd8293c1 s02=00000000 s03=412d68e0 d01=412d68e000000000 s04=00000000 s05=40100000 d02=4010000000000000 s06=e0112d85 s07=3fc23c29 d03=3fc23c29e0112d85 s08=bf4a14d1 s09=3fca7635 d04=3fca7635bf4a14d1 s10=00000000 s11=41486a00 d05=41486a0000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=41cdcd65 d07=41cdcd6500000000 s16=00000000 s17=416c8dd6 d08=416c8dd600000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=000eb470 s31=00000000 d15=00000000000eb470 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 20000011