[ 736.067569][ T29] audit: type=1400 audit(735.980:56): avc: denied { read write } for pid=3104 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 [ 736.070874][ T29] audit: type=1400 audit(735.980:57): avc: denied { open } for pid=3104 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]:9480' (ED25519) to the list of known hosts. [ 787.202230][ T29] audit: type=1400 audit(787.110:58): avc: denied { execute } for pid=3117 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 [ 787.218929][ T29] audit: type=1400 audit(787.120:59): avc: denied { execute_no_trans } for pid=3117 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 00:13:54 parsed 1 programs [ 834.313509][ T29] audit: type=1400 audit(834.220:60): avc: denied { node_bind } for pid=3117 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 836.281105][ T29] audit: type=1400 audit(836.190:61): avc: denied { mounton } for pid=3126 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 [ 836.285468][ T29] audit: type=1400 audit(836.190:62): avc: denied { mount } for pid=3126 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 [ 836.297925][ T3126] cgroup: Unknown subsys name 'net' [ 836.303295][ T29] audit: type=1400 audit(836.210:63): avc: denied { unmount } for pid=3126 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 836.493190][ T3126] cgroup: Unknown subsys name 'cpuset' [ 836.500312][ T3126] cgroup: Unknown subsys name 'hugetlb' [ 836.501301][ T3126] cgroup: Unknown subsys name 'rlimit' [ 836.750034][ T29] audit: type=1400 audit(836.660:64): avc: denied { setattr } for pid=3126 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=693 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 836.752408][ T29] audit: type=1400 audit(836.660:65): avc: denied { create } for pid=3126 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 836.756851][ T29] audit: type=1400 audit(836.660:66): avc: denied { write } for pid=3126 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 836.758803][ T29] audit: type=1400 audit(836.670:67): avc: denied { module_request } for pid=3126 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 [ 836.841912][ T29] audit: type=1400 audit(836.750:68): avc: denied { read } for pid=3126 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 836.850685][ T29] audit: type=1400 audit(836.760:69): avc: denied { mounton } for pid=3126 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 [ 837.010004][ T3130] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 842.227398][ T3126] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 852.160433][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 852.160971][ T29] audit: type=1400 audit(852.070:75): avc: denied { execmem } for pid=3131 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 852.703993][ T29] audit: type=1400 audit(852.610:76): avc: denied { create } for pid=3132 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 852.715663][ T29] audit: type=1400 audit(852.620:77): avc: denied { sys_admin } for pid=3132 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 852.725633][ T29] audit: type=1400 audit(852.630:78): avc: denied { read } for pid=3133 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 852.730917][ T29] audit: type=1400 audit(852.640:79): avc: denied { open } for pid=3133 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 [ 852.740818][ T29] audit: type=1400 audit(852.650:80): avc: denied { mounton } for pid=3133 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 [ 852.857939][ T29] audit: type=1400 audit(852.770:81): avc: denied { mount } for pid=3133 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 [ 852.862088][ T29] audit: type=1400 audit(852.770:82): avc: denied { mounton } for pid=3133 comm="syz-executor" path="/syzkaller.AB2Q0C/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 [ 852.869577][ T29] audit: type=1400 audit(852.770:83): avc: denied { mount } for pid=3133 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 [ 852.872646][ T29] audit: type=1400 audit(852.780:84): avc: denied { mounton } for pid=3133 comm="syz-executor" path="/syzkaller.AB2Q0C/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 [ 852.951329][ T3133] 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. [ 859.391578][ T29] kauditd_printk_skb: 13 callbacks suppressed [ 859.392762][ T29] audit: type=1400 audit(859.300:98): avc: denied { sys_module } for pid=3282 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 860.653217][ T3282] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 860.661856][ T3282] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 861.340361][ T3282] hsr_slave_0: entered promiscuous mode [ 861.343589][ T3282] hsr_slave_1: entered promiscuous mode [ 861.711500][ T3282] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 861.722752][ T3282] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 861.734540][ T3282] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 861.744225][ T3282] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 862.453086][ T3282] 8021q: adding VLAN 0 to HW filter on device bond0 [ 864.882335][ T3282] veth0_vlan: entered promiscuous mode [ 864.908215][ T3282] veth1_vlan: entered promiscuous mode [ 864.969889][ T3282] veth0_macvtap: entered promiscuous mode [ 864.980156][ T3282] veth1_macvtap: entered promiscuous mode [ 865.052965][ T1723] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 865.055851][ T1723] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 865.060621][ T1723] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 865.062552][ T1723] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 865.403722][ T1723] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 865.795731][ T1723] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 865.863455][ T1723] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 865.975287][ T1723] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 866.103110][ T29] audit: type=1400 audit(866.010:99): avc: denied { create } for pid=3638 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 866.312204][ T1723] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 866.325625][ T1723] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 866.331895][ T1723] bond0 (unregistering): Released all slaves [ 866.427651][ T1723] hsr_slave_0: left promiscuous mode [ 866.429989][ T1723] hsr_slave_1: left promiscuous mode [ 866.442408][ T1723] veth1_macvtap: left promiscuous mode [ 866.442985][ T1723] veth0_macvtap: left promiscuous mode [ 866.447296][ T1723] veth1_vlan: left promiscuous mode [ 866.448649][ T1723] veth0_vlan: left promiscuous mode 1970/01/01 00:14:30 executed programs: 0 [ 872.720400][ T3731] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 872.727442][ T3731] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 873.471403][ T3731] hsr_slave_0: entered promiscuous mode [ 873.473732][ T3731] hsr_slave_1: entered promiscuous mode [ 873.798002][ T3731] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 873.809563][ T3731] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 873.820368][ T3731] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 873.832316][ T3731] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 874.448349][ T3731] 8021q: adding VLAN 0 to HW filter on device bond0 [ 876.755425][ T3731] veth0_vlan: entered promiscuous mode [ 876.768316][ T3731] veth1_vlan: entered promiscuous mode [ 876.824135][ T3731] veth0_macvtap: entered promiscuous mode [ 876.838293][ T3731] veth1_macvtap: entered promiscuous mode [ 876.892782][ T3869] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 876.893234][ T3869] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 876.893398][ T3869] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 876.893480][ T3869] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:14:36 executed programs: 2 [ 877.065054][ T29] audit: type=1400 audit(876.970:100): avc: denied { map_create } for pid=4044 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 877.072167][ T29] audit: type=1400 audit(876.980:101): avc: denied { map_read map_write } for pid=4044 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 877.082276][ T29] audit: type=1400 audit(876.990:102): avc: denied { prog_load } for pid=4044 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 877.083889][ T29] audit: type=1400 audit(876.990:103): avc: denied { bpf } for pid=4044 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 877.109548][ T29] audit: type=1400 audit(877.000:104): avc: denied { perfmon } for pid=4044 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 877.155382][ T29] audit: type=1400 audit(877.060:105): avc: denied { prog_run } for pid=4044 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:14:42 executed programs: 20 1970/01/01 00:14:47 executed programs: 42 1970/01/01 00:14:52 executed programs: 62 1970/01/01 00:14:58 executed programs: 73 1970/01/01 00:15:03 executed programs: 85 1970/01/01 00:15:08 executed programs: 99 1970/01/01 00:15:13 executed programs: 111 1970/01/01 00:15:19 executed programs: 124 1970/01/01 00:15:24 executed programs: 139 1970/01/01 00:15:29 executed programs: 151 1970/01/01 00:15:34 executed programs: 162 1970/01/01 00:15:39 executed programs: 171 1970/01/01 00:15:44 executed programs: 181 1970/01/01 00:15:50 executed programs: 193 1970/01/01 00:15:55 executed programs: 205 1970/01/01 00:16:00 executed programs: 219 1970/01/01 00:16:05 executed programs: 232 1970/01/01 00:16:11 executed programs: 245 1970/01/01 00:16:16 executed programs: 263 1970/01/01 00:16:21 executed programs: 274 1970/01/01 00:16:26 executed programs: 285 1970/01/01 00:16:32 executed programs: 295 1970/01/01 00:16:37 executed programs: 305 1970/01/01 00:16:42 executed programs: 315 1970/01/01 00:16:48 executed programs: 328 1970/01/01 00:16:53 executed programs: 341 1970/01/01 00:16:58 executed programs: 354 1970/01/01 00:17:03 executed programs: 365 1970/01/01 00:17:08 executed programs: 376 1970/01/01 00:17:13 executed programs: 388 [ 1035.506434][ C0] hrtimer: interrupt took 7568768 ns 1970/01/01 00:17:18 executed programs: 400 1970/01/01 00:17:24 executed programs: 414 1970/01/01 00:17:29 executed programs: 426 1970/01/01 00:17:34 executed programs: 438 1970/01/01 00:17:39 executed programs: 450 1970/01/01 00:17:44 executed programs: 461 1970/01/01 00:17:49 executed programs: 470 1970/01/01 00:17:55 executed programs: 480 1970/01/01 00:18:00 executed programs: 492 1970/01/01 00:18:05 executed programs: 503 1970/01/01 00:18:10 executed programs: 514 1970/01/01 00:18:15 executed programs: 532 1970/01/01 00:18:21 executed programs: 541 1970/01/01 00:18:26 executed programs: 550 1970/01/01 00:18:31 executed programs: 562 1970/01/01 00:18:36 executed programs: 574 1970/01/01 00:18:41 executed programs: 587 1970/01/01 00:18:47 executed programs: 599 [ 1129.508035][ T3100] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1129.614168][ T3100] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1129.689077][ T3100] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1129.762799][ T3100] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1130.516966][ T3100] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1130.522727][ T3100] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1130.545320][ T3100] bond0 (unregistering): Released all slaves [ 1130.706953][ T3100] hsr_slave_0: left promiscuous mode [ 1130.716922][ T3100] hsr_slave_1: left promiscuous mode [ 1130.738124][ T3100] veth1_macvtap: left promiscuous mode [ 1130.738677][ T3100] veth0_macvtap: left promiscuous mode [ 1130.738857][ T3100] veth1_vlan: left promiscuous mode [ 1130.738975][ T3100] veth0_vlan: left promiscuous mode [ 1136.369105][ T5226] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1136.508003][ T5226] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1138.964535][ T5226] hsr_slave_0: entered promiscuous mode [ 1138.968295][ T5226] hsr_slave_1: entered promiscuous mode [ 1140.504712][ T5226] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1140.632555][ T5226] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1140.797296][ T5226] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1140.928742][ T5226] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1143.023178][ T5226] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1144.682950][ T5226] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1150.690575][ T5226] veth0_vlan: entered promiscuous mode [ 1150.716764][ T5226] veth1_vlan: entered promiscuous mode [ 1150.851080][ T5226] veth0_macvtap: entered promiscuous mode [ 1150.864720][ T5226] veth1_macvtap: entered promiscuous mode [ 1151.152904][ T3802] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1151.154357][ T3802] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1151.157634][ T3802] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1151.160182][ T3802] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:19:11 executed programs: 602 1970/01/01 00:19:16 executed programs: 623 1970/01/01 00:19:22 executed programs: 632 1970/01/01 00:19:27 executed programs: 642 1970/01/01 00:19:33 executed programs: 653 1970/01/01 00:19:38 executed programs: 662 1970/01/01 00:19:44 executed programs: 672 1970/01/01 00:19:49 executed programs: 681 1970/01/01 00:19:54 executed programs: 690 1970/01/01 00:20:00 executed programs: 700 1970/01/01 00:20:06 executed programs: 710 1970/01/01 00:20:11 executed programs: 721 1970/01/01 00:20:16 executed programs: 731 1970/01/01 00:20:22 executed programs: 746 1970/01/01 00:20:27 executed programs: 759 1970/01/01 00:20:33 executed programs: 769 1970/01/01 00:20:38 executed programs: 782 1970/01/01 00:20:43 executed programs: 793 1970/01/01 00:20:48 executed programs: 806 1970/01/01 00:20:53 executed programs: 817 1970/01/01 00:20:58 executed programs: 831 1970/01/01 00:21:04 executed programs: 842 1970/01/01 00:21:09 executed programs: 855 1970/01/01 00:21:14 executed programs: 866 1970/01/01 00:21:19 executed programs: 876 1970/01/01 00:21:24 executed programs: 886 1970/01/01 00:21:29 executed programs: 899 1970/01/01 00:21:35 executed programs: 908 1970/01/01 00:21:40 executed programs: 920 1970/01/01 00:21:45 executed programs: 929 1970/01/01 00:21:50 executed programs: 941 1970/01/01 00:21:56 executed programs: 953 1970/01/01 00:22:01 executed programs: 965 1970/01/01 00:22:07 executed programs: 976 1970/01/01 00:22:12 executed programs: 988 1970/01/01 00:22:17 executed programs: 996 1970/01/01 00:22:22 executed programs: 1009 1970/01/01 00:22:27 executed programs: 1020 1970/01/01 00:22:33 executed programs: 1028 1970/01/01 00:22:38 executed programs: 1035 1970/01/01 00:22:43 executed programs: 1047 1970/01/01 00:22:48 executed programs: 1057 1970/01/01 00:22:53 executed programs: 1073 1970/01/01 00:22:59 executed programs: 1081 1970/01/01 00:23:04 executed programs: 1092 1970/01/01 00:23:09 executed programs: 1103 1970/01/01 00:23:14 executed programs: 1112 1970/01/01 00:23:20 executed programs: 1124 1970/01/01 00:23:25 executed programs: 1133 1970/01/01 00:23:31 executed programs: 1147 1970/01/01 00:23:36 executed programs: 1158 1970/01/01 00:23:42 executed programs: 1169 1970/01/01 00:23:47 executed programs: 1179 1970/01/01 00:23:52 executed programs: 1190 1970/01/01 00:23:57 executed programs: 1200 [ 1439.669885][ T3869] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1439.792288][ T3869] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1439.879270][ T3869] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1439.988893][ T3869] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1440.561192][ T3869] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1440.588186][ T3869] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1440.619092][ T3869] bond0 (unregistering): Released all slaves [ 1440.707661][ T3869] hsr_slave_0: left promiscuous mode [ 1440.738752][ T3869] hsr_slave_1: left promiscuous mode [ 1440.753554][ T3869] veth1_macvtap: left promiscuous mode [ 1440.766975][ T3869] veth0_macvtap: left promiscuous mode [ 1440.768260][ T3869] veth1_vlan: left promiscuous mode [ 1440.769126][ T3869] veth0_vlan: left promiscuous mode [ 1448.693593][ T6556] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1448.713218][ T6556] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1450.817841][ T30] INFO: task kworker/0:2:3116 blocked for more than 430 seconds. [ 1450.823159][ T30] Not tainted syzkaller #0 [ 1450.823370][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1450.823579][ T30] task:kworker/0:2 state:D stack:0 pid:3116 tgid:3116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.824271][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.825406][ T30] Call trace: [ 1450.825658][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1450.833702][ T30] r10:eaafdd84 r9:829174a8 r8:60000113 r7:829174a8 r6:eaafdd8c r5:83302400 [ 1450.834308][ T30] r4:83302400 [ 1450.834430][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1450.834536][ T30] r5:83302400 r4:829174a4 [ 1450.834552][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1450.834604][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1450.834663][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1450.834681][ T30] r4:00000000 [ 1450.834696][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1450.834793][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1450.834849][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.834910][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd2c80 [ 1450.834930][ T30] r4:00000000 [ 1450.834968][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.835077][ T30] r9:83018405 r8:83302400 r7:00000000 r6:83018400 r5:00001000 r4:7f06f000 [ 1450.835096][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.835154][ T30] r5:00001000 r4:ea9a5000 [ 1450.835169][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.835217][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.835271][ T30] r5:85e08794 r4:84b1eb80 [ 1450.835286][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.835345][ T30] r7:dddcfb40 r6:83018400 r5:85e08794 r4:84b1eb80 [ 1450.835386][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.835448][ T30] r10:61c88647 r9:83302400 r8:84b1ebac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1450.835466][ T30] r4:84b1eb80 [ 1450.835480][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.835538][ T30] r10:00000000 r9:84b1eb80 r8:802762fc r7:ebdcde60 r6:84b1ec00 r5:83302400 [ 1450.835556][ T30] r4:00000001 [ 1450.835597][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.835807][ T30] Exception stack(0xeaafdfb0 to 0xeaafdff8) [ 1450.836111][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1450.867760][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.868106][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.868380][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.868438][ T30] r4:84c1d540 [ 1450.869272][ T30] INFO: task kworker/0:2:3116 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1450.869410][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.869550][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.869638][ T30] Call trace: [ 1450.869657][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1450.869729][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1450.869744][ T30] r4:00000000 [ 1450.869752][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1450.869883][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1450.869907][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1450.869938][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1450.869951][ T30] 5d60: 800d0013 ffffffff [ 1450.869964][ T30] r5:800d0013 r4:80239030 [ 1450.869972][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1450.870019][ T30] r4:82ace224 [ 1450.870026][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1450.870062][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1450.870071][ T30] r4:ea7c5dc0 [ 1450.870144][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.870183][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1450.870193][ T30] r4:00000000 [ 1450.870217][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.870273][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1450.870284][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.870319][ T30] r5:00001000 r4:dfa45000 [ 1450.870327][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.870355][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.870384][ T30] r5:85e6eb94 r4:85dbba00 [ 1450.870482][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.870520][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1450.870532][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.870566][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1450.870577][ T30] r4:85dbba00 [ 1450.870584][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.870618][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1450.870628][ T30] r4:00000001 [ 1450.870635][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.870657][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1450.870691][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1450.870710][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.870725][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.870775][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.870787][ T30] r4:85c43bc0 [ 1450.870879][ T30] INFO: task kworker/0:11:4100 blocked for more than 430 seconds. [ 1450.870911][ T30] Not tainted syzkaller #0 [ 1450.870924][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1450.870932][ T30] task:kworker/0:11 state:D stack:0 pid:4100 tgid:4100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.870963][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.870991][ T30] Call trace: [ 1450.871004][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1450.871083][ T30] r10:ea925d84 r9:829174a8 r8:60000013 r7:829174a8 r6:ea925d8c r5:84e7d400 [ 1450.871096][ T30] r4:84e7d400 [ 1450.871137][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1450.871173][ T30] r5:84e7d400 r4:829174a4 [ 1450.871180][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1450.871265][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1450.871375][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea925e08 [ 1450.871388][ T30] r4:00000000 [ 1450.871396][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1450.871420][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1450.871445][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.871553][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808480 [ 1450.871573][ T30] r4:00000000 [ 1450.871581][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.871641][ T30] r9:83018405 r8:84e7d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1450.871655][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.871687][ T30] r5:00001000 r4:e0283000 [ 1450.871696][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.871724][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.871754][ T30] r5:85e0bb94 r4:85812c80 [ 1450.871762][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.871854][ T30] r7:dddcfb40 r6:83018400 r5:85e0bb94 r4:85812c80 [ 1450.871872][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.871935][ T30] r10:61c88647 r9:84e7d400 r8:85812cac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1450.871956][ T30] r4:85812c80 [ 1450.871970][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.872048][ T30] r10:00000000 r9:85812c80 r8:802762fc r7:ea7c9e60 r6:85812e00 r5:84e7d400 [ 1450.872097][ T30] r4:00000001 [ 1450.872151][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.872206][ T30] Exception stack(0xea925fb0 to 0xea925ff8) [ 1450.872238][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1450.872300][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.872406][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.872550][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.872579][ T30] r4:859a6d40 [ 1450.873214][ T30] INFO: task kworker/0:11:4100 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1450.873261][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.873345][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.873445][ T30] Call trace: [ 1450.873519][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1450.873616][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1450.873675][ T30] r4:00000000 [ 1450.873730][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1450.873794][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1450.873854][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1450.873894][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1450.873953][ T30] 5d60: 800d0013 ffffffff [ 1450.874030][ T30] r5:800d0013 r4:80239030 [ 1450.874083][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1450.874156][ T30] r4:82ace224 [ 1450.874207][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1450.874272][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1450.874284][ T30] r4:ea7c5dc0 [ 1450.874292][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.874329][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1450.874338][ T30] r4:00000000 [ 1450.874346][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.874382][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1450.874445][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.874517][ T30] r5:00001000 r4:dfa45000 [ 1450.874535][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.874594][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.874648][ T30] r5:85e6eb94 r4:85dbba00 [ 1450.874665][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.874731][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1450.874840][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.874955][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1450.874990][ T30] r4:85dbba00 [ 1450.875040][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.875120][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1450.875143][ T30] r4:00000001 [ 1450.875160][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.875210][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1450.875264][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1450.875305][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.875384][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.875429][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.875451][ T30] r4:85c43bc0 [ 1450.907167][ T30] INFO: task kworker/1:142:4699 blocked for more than 430 seconds. [ 1450.907325][ T30] Not tainted syzkaller #0 [ 1450.907359][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1450.907379][ T30] task:kworker/1:142 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.907472][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.907581][ T30] Call trace: [ 1450.907681][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1450.907865][ T30] r10:ea77dd84 r9:829174a8 r8:60000013 r7:829174a8 r6:ea77dd8c r5:853fd400 [ 1450.907892][ T30] r4:853fd400 [ 1450.907910][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1450.907988][ T30] r5:853fd400 r4:829174a4 [ 1450.908005][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1450.908059][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1450.908129][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea77de08 [ 1450.908152][ T30] r4:00000000 [ 1450.908169][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1450.908220][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1450.908330][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.908415][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd95c0 [ 1450.908439][ T30] r4:00000000 [ 1450.908458][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.908540][ T30] r9:83018605 r8:853fd400 r7:00000000 r6:83018600 r5:00001000 r4:7f05f000 [ 1450.908559][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.908622][ T30] r5:00001000 r4:dfc25000 [ 1450.908676][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.908749][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.908809][ T30] r5:85df9b94 r4:85dc3700 [ 1450.908827][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.908897][ T30] r7:ddde3b40 r6:83018600 r5:85df9b94 r4:85dc3700 [ 1450.908950][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.909073][ T30] r10:61c88647 r9:853fd400 r8:85dc372c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1450.909098][ T30] r4:85dc3700 [ 1450.909117][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.909189][ T30] r10:00000000 r9:85dc3700 r8:802762fc r7:e02fde60 r6:85dc3780 r5:853fd400 [ 1450.909208][ T30] r4:00000001 [ 1450.909225][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.909280][ T30] Exception stack(0xea77dfb0 to 0xea77dff8) [ 1450.909356][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1450.909396][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.909432][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.909469][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.909491][ T30] r4:85d86400 [ 1450.910253][ T30] INFO: task kworker/1:142:4699 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1450.910308][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.910431][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.910487][ T30] Call trace: [ 1450.910535][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1450.910759][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1450.910843][ T30] r4:00000000 [ 1450.910869][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1450.910934][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1450.910981][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1450.911020][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1450.911046][ T30] 5d60: 800d0013 ffffffff [ 1450.911104][ T30] r5:800d0013 r4:80239030 [ 1450.911125][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1450.911194][ T30] r4:82ace224 [ 1450.911212][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1450.911341][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1450.911370][ T30] r4:ea7c5dc0 [ 1450.911391][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.911463][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1450.911486][ T30] r4:00000000 [ 1450.911505][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.911582][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1450.911601][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.911672][ T30] r5:00001000 r4:dfa45000 [ 1450.911692][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.911754][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.911850][ T30] r5:85e6eb94 r4:85dbba00 [ 1450.911870][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.911944][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1450.911963][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.912055][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1450.912078][ T30] r4:85dbba00 [ 1450.912096][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.912192][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1450.912221][ T30] r4:00000001 [ 1450.912265][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.912349][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1450.912388][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1450.912426][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.912494][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.912543][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.912566][ T30] r4:85c43bc0 [ 1450.912620][ T30] INFO: task kworker/1:147:4715 blocked for more than 430 seconds. [ 1450.912675][ T30] Not tainted syzkaller #0 [ 1450.912704][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1450.912721][ T30] task:kworker/1:147 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.912825][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.912919][ T30] Call trace: [ 1450.912956][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1450.913091][ T30] r10:dfa39d84 r9:829174a8 r8:60000113 r7:829174a8 r6:dfa39d8c r5:85264800 [ 1450.913120][ T30] r4:85264800 [ 1450.913173][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1450.913247][ T30] r5:85264800 r4:829174a4 [ 1450.913266][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1450.913323][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1450.913430][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1450.913458][ T30] r4:00000000 [ 1450.913475][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1450.913528][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1450.913580][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.913648][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c19f00 [ 1450.913705][ T30] r4:00000000 [ 1450.913787][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.913895][ T30] r9:83018605 r8:85264800 r7:00000000 r6:83018600 r5:00001000 r4:7f05b000 [ 1450.913953][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.914031][ T30] r5:00001000 r4:dfafd000 [ 1450.914084][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.914217][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.914289][ T30] r5:85dfa394 r4:85dc3e00 [ 1450.914309][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.914377][ T30] r7:ddde3b40 r6:83018600 r5:85dfa394 r4:85dc3e00 [ 1450.914409][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.914483][ T30] r10:61c88647 r9:85264800 r8:85dc3e2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1450.914506][ T30] r4:85dc3e00 [ 1450.914522][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.914633][ T30] r10:00000000 r9:85dc3e00 r8:802762fc r7:ea77de60 r6:85d8f100 r5:85264800 [ 1450.914666][ T30] r4:00000001 [ 1450.914697][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.914749][ T30] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1450.914813][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1450.914855][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.914890][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.914931][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.914952][ T30] r4:859f54c0 [ 1450.915523][ T30] INFO: task kworker/1:147:4715 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1450.915566][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.915719][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.915841][ T30] Call trace: [ 1450.915877][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1450.958350][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1450.958437][ T30] r4:00000000 [ 1450.958511][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1450.958632][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1450.958684][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1450.958741][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1450.958770][ T30] 5d60: 800d0013 ffffffff [ 1450.958796][ T30] r5:800d0013 r4:80239030 [ 1450.958813][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1450.958884][ T30] r4:82ace224 [ 1450.958902][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1450.959021][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1450.959051][ T30] r4:ea7c5dc0 [ 1450.959170][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.959260][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1450.959285][ T30] r4:00000000 [ 1450.959381][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.959436][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1450.959501][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.959539][ T30] r5:00001000 r4:dfa45000 [ 1450.959547][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.959581][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.959711][ T30] r5:85e6eb94 r4:85dbba00 [ 1450.959721][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.959756][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1450.959764][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.959858][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1450.959871][ T30] r4:85dbba00 [ 1450.959880][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.959916][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1450.959962][ T30] r4:00000001 [ 1450.959972][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.960003][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1450.960019][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1450.960120][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.960207][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.960247][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.960258][ T30] r4:85c43bc0 [ 1450.977943][ T30] INFO: task kworker/1:148:4717 blocked for more than 430 seconds. [ 1450.978131][ T30] Not tainted syzkaller #0 [ 1450.978165][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1450.978186][ T30] task:kworker/1:148 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.978289][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.978426][ T30] Call trace: [ 1450.978461][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1450.978561][ T30] r10:dfac5d84 r9:829174a8 r8:60000113 r7:829174a8 r6:dfac5d8c r5:85265400 [ 1450.978587][ T30] r4:85265400 [ 1450.978639][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1450.978713][ T30] r5:85265400 r4:829174a4 [ 1450.978754][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1450.978820][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1450.978912][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1450.978947][ T30] r4:00000000 [ 1450.978966][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1450.979015][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1450.979070][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.979137][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd9480 [ 1450.979182][ T30] r4:00000000 [ 1450.979208][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.979321][ T30] r9:83018605 r8:85265400 r7:00000000 r6:83018600 r5:00001000 r4:7f05d000 [ 1450.979343][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.979411][ T30] r5:00001000 r4:dfba3000 [ 1450.979428][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.979485][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.979605][ T30] r5:85dfa794 r4:85dc3e80 [ 1450.979631][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.979699][ T30] r7:ddde3b40 r6:83018600 r5:85dfa794 r4:85dc3e80 [ 1450.979716][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.979821][ T30] r10:61c88647 r9:85265400 r8:85dc3eac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1450.979845][ T30] r4:85dc3e80 [ 1450.979862][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.979942][ T30] r10:00000000 r9:85dc3e80 r8:802762fc r7:dfa39e60 r6:85d8f000 r5:85265400 [ 1450.980012][ T30] r4:00000001 [ 1450.980036][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.980087][ T30] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1450.980120][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1450.980244][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.980350][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.980396][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.980418][ T30] r4:859f5940 [ 1450.981270][ T30] INFO: task kworker/1:148:4717 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1450.981329][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.981440][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.981499][ T30] Call trace: [ 1450.981530][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1450.981787][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1450.981823][ T30] r4:00000000 [ 1450.981843][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1450.981959][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1450.982048][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1450.982096][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1450.982127][ T30] 5d60: 800d0013 ffffffff [ 1450.982153][ T30] r5:800d0013 r4:80239030 [ 1450.982171][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1450.982246][ T30] r4:82ace224 [ 1450.982263][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1450.982333][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1450.982377][ T30] r4:ea7c5dc0 [ 1450.982401][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.982492][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1450.982646][ T30] r4:00000000 [ 1450.982674][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1450.982752][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1450.982819][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1450.982890][ T30] r5:00001000 r4:dfa45000 [ 1450.982959][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1450.983026][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1450.983087][ T30] r5:85e6eb94 r4:85dbba00 [ 1450.983144][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1450.983215][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1450.983232][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1450.983298][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1450.983319][ T30] r4:85dbba00 [ 1450.983334][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1450.983400][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1450.983509][ T30] r4:00000001 [ 1450.983529][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1450.983573][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1450.983621][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1450.983659][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1450.983693][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1450.983736][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1450.983837][ T30] r4:85c43bc0 [ 1450.983882][ T30] INFO: task kworker/0:168:4720 blocked for more than 430 seconds. [ 1450.983922][ T30] Not tainted syzkaller #0 [ 1450.984453][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1450.984481][ T30] task:kworker/0:168 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1450.984584][ T30] Workqueue: events bpf_prog_free_deferred [ 1450.984635][ T30] Call trace: [ 1450.984666][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1450.984777][ T30] r10:e8541d84 r9:829174a8 r8:60000013 r7:829174a8 r6:e8541d8c r5:85266000 [ 1450.984801][ T30] r4:85266000 [ 1450.984818][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1450.984937][ T30] r5:85266000 r4:829174a4 [ 1450.985032][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1450.985097][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1450.985245][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8541e08 [ 1450.985280][ T30] r4:00000000 [ 1450.985296][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1450.985346][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1450.985436][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1450.985523][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dd9b80 [ 1450.985544][ T30] r4:00000000 [ 1450.986047][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.028277][ T30] r9:83018405 r8:85266000 r7:00000000 r6:83018400 r5:00001000 r4:7f071000 [ 1451.028350][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.028466][ T30] r5:00001000 r4:eab81000 [ 1451.028485][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.028545][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.028608][ T30] r5:85e6e394 r4:85d8f200 [ 1451.028653][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.028731][ T30] r7:dddcfb40 r6:83018400 r5:85e6e394 r4:85d8f200 [ 1451.028751][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.028824][ T30] r10:61c88647 r9:85266000 r8:85d8f22c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1451.028845][ T30] r4:85d8f200 [ 1451.028862][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.028933][ T30] r10:00000000 r9:85d8f200 r8:802762fc r7:ea789e60 r6:85d8f280 r5:85266000 [ 1451.029004][ T30] r4:00000001 [ 1451.029029][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.029124][ T30] Exception stack(0xe8541fb0 to 0xe8541ff8) [ 1451.029205][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1451.029257][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.029304][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.029345][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.029432][ T30] r4:859a3d40 [ 1451.030299][ T30] INFO: task kworker/0:168:4720 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1451.030350][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.030451][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.030512][ T30] Call trace: [ 1451.030545][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1451.030639][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1451.030665][ T30] r4:00000000 [ 1451.030682][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1451.030761][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1451.030806][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1451.030844][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1451.030893][ T30] 5d60: 800d0013 ffffffff [ 1451.030925][ T30] r5:800d0013 r4:80239030 [ 1451.030945][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1451.031079][ T30] r4:82ace224 [ 1451.031103][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1451.031177][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1451.031198][ T30] r4:ea7c5dc0 [ 1451.031245][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.031328][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1451.031351][ T30] r4:00000000 [ 1451.031369][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.031500][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1451.031578][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.031660][ T30] r5:00001000 r4:dfa45000 [ 1451.031693][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.031846][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.031963][ T30] r5:85e6eb94 r4:85dbba00 [ 1451.032024][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.032094][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1451.032111][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.032179][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1451.032200][ T30] r4:85dbba00 [ 1451.032216][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.032303][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1451.032352][ T30] r4:00000001 [ 1451.032374][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.032426][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1451.032458][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1451.032495][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.032528][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.032568][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.032589][ T30] r4:85c43bc0 [ 1451.032621][ T30] INFO: task kworker/1:149:4722 blocked for more than 430 seconds. [ 1451.032661][ T30] Not tainted syzkaller #0 [ 1451.032685][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1451.032700][ T30] task:kworker/1:149 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.032759][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.032808][ T30] Call trace: [ 1451.032864][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1451.032961][ T30] r10:ea679d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea679d8c r5:85266c00 [ 1451.032991][ T30] r4:85266c00 [ 1451.033068][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1451.033144][ T30] r5:85266c00 r4:829174a4 [ 1451.033163][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1451.033222][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1451.033298][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea679e08 [ 1451.033356][ T30] r4:00000000 [ 1451.033381][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1451.033437][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1451.033489][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.033563][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d82c00 [ 1451.033587][ T30] r4:00000000 [ 1451.033605][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.033716][ T30] r9:83018605 r8:85266c00 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1451.033776][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.033849][ T30] r5:00001000 r4:dfce5000 [ 1451.033869][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.033936][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.034015][ T30] r5:85e05f94 r4:85dc3f00 [ 1451.034037][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.034106][ T30] r7:ddde3b40 r6:83018600 r5:85e05f94 r4:85dc3f00 [ 1451.034124][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.034278][ T30] r10:61c88647 r9:85266c00 r8:85dc3f2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1451.034308][ T30] r4:85dc3f00 [ 1451.034326][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.034391][ T30] r10:00000000 r9:85dc3f00 r8:802762fc r7:ea77de60 r6:85d8f380 r5:85266c00 [ 1451.034432][ T30] r4:00000001 [ 1451.034468][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.034579][ T30] Exception stack(0xea679fb0 to 0xea679ff8) [ 1451.034620][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1451.034657][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.034726][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.034804][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.034867][ T30] r4:859f5b40 [ 1451.035428][ T30] INFO: task kworker/1:149:4722 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1451.035472][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.035598][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.035692][ T30] Call trace: [ 1451.035727][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1451.035866][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1451.035892][ T30] r4:00000000 [ 1451.035911][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1451.077395][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1451.077650][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1451.077703][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1451.077729][ T30] 5d60: 800d0013 ffffffff [ 1451.077779][ T30] r5:800d0013 r4:80239030 [ 1451.077801][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1451.077930][ T30] r4:82ace224 [ 1451.077949][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1451.078156][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1451.078198][ T30] r4:ea7c5dc0 [ 1451.078219][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.078299][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1451.078344][ T30] r4:00000000 [ 1451.078367][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.078452][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1451.078474][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.078647][ T30] r5:00001000 r4:dfa45000 [ 1451.078931][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.079007][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.079233][ T30] r5:85e6eb94 r4:85dbba00 [ 1451.079311][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.079436][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1451.079463][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.079586][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1451.079620][ T30] r4:85dbba00 [ 1451.079642][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.079767][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1451.080010][ T30] r4:00000001 [ 1451.080048][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.080196][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1451.080473][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1451.080864][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.080926][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.080968][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.080988][ T30] r4:85c43bc0 [ 1451.081267][ T30] INFO: task kworker/1:150:4723 blocked for more than 430 seconds. [ 1451.081327][ T30] Not tainted syzkaller #0 [ 1451.081355][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1451.081376][ T30] task:kworker/1:150 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.081479][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.081540][ T30] Call trace: [ 1451.081576][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1451.081673][ T30] r10:ea6a9d84 r9:829174a8 r8:60000013 r7:829174a8 r6:ea6a9d8c r5:85261800 [ 1451.081696][ T30] r4:85261800 [ 1451.081716][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1451.081903][ T30] r5:85261800 r4:829174a4 [ 1451.081961][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1451.082074][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1451.082162][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6a9e08 [ 1451.082188][ T30] r4:00000000 [ 1451.082242][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1451.082296][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1451.082346][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.082436][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c19a00 [ 1451.082462][ T30] r4:00000000 [ 1451.082477][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.082950][ T30] r9:83018605 r8:85261800 r7:00000000 r6:83018600 r5:00001000 r4:7f063000 [ 1451.083178][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.083275][ T30] r5:00001000 r4:e0421000 [ 1451.083295][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.083374][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.083447][ T30] r5:85e06f94 r4:85dc3f80 [ 1451.083462][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.083529][ T30] r7:ddde3b40 r6:83018600 r5:85e06f94 r4:85dc3f80 [ 1451.083882][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.083969][ T30] r10:61c88647 r9:85261800 r8:85dc3fac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1451.083991][ T30] r4:85dc3f80 [ 1451.084297][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.084401][ T30] r10:00000000 r9:85dc3f80 r8:802762fc r7:ea679e60 r6:85d8f480 r5:85261800 [ 1451.084447][ T30] r4:00000001 [ 1451.084861][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.084943][ T30] Exception stack(0xea6a9fb0 to 0xea6a9ff8) [ 1451.084992][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1451.085026][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.085057][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.085096][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.085162][ T30] r4:859f51c0 [ 1451.138945][ T30] INFO: task kworker/1:150:4723 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1451.139117][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.139235][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.139314][ T30] Call trace: [ 1451.139346][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1451.139439][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1451.139461][ T30] r4:00000000 [ 1451.139501][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1451.139563][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1451.139648][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1451.139695][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1451.139757][ T30] 5d60: 800d0013 ffffffff [ 1451.139818][ T30] r5:800d0013 r4:80239030 [ 1451.139841][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1451.139915][ T30] r4:82ace224 [ 1451.140461][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1451.140719][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1451.140759][ T30] r4:ea7c5dc0 [ 1451.140995][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.141265][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1451.141293][ T30] r4:00000000 [ 1451.141312][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.141391][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1451.141448][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.141521][ T30] r5:00001000 r4:dfa45000 [ 1451.141538][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.141589][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.141642][ T30] r5:85e6eb94 r4:85dbba00 [ 1451.141663][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.141727][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1451.141909][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.141988][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1451.142013][ T30] r4:85dbba00 [ 1451.142160][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.142263][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1451.142289][ T30] r4:00000001 [ 1451.142306][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.142358][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1451.142395][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1451.142471][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.142509][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.142547][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.142589][ T30] r4:85c43bc0 [ 1451.157218][ T30] INFO: task kworker/1:151:4725 blocked for more than 430 seconds. [ 1451.157375][ T30] Not tainted syzkaller #0 [ 1451.157516][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1451.157555][ T30] task:kworker/1:151 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.157701][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.157786][ T30] Call trace: [ 1451.157820][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1451.157920][ T30] r10:ea6add84 r9:829174a8 r8:60000013 r7:829174a8 r6:ea6add8c r5:8509b000 [ 1451.157944][ T30] r4:8509b000 [ 1451.157960][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1451.158026][ T30] r5:8509b000 r4:829174a4 [ 1451.158048][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1451.158136][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1451.158222][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6ade08 [ 1451.158245][ T30] r4:00000000 [ 1451.158289][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1451.158344][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1451.158395][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.158543][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f5f40 [ 1451.158573][ T30] r4:00000000 [ 1451.158679][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.158769][ T30] r9:83018605 r8:8509b000 r7:00000000 r6:83018600 r5:00001000 r4:7f065000 [ 1451.158794][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.158860][ T30] r5:00001000 r4:ea61d000 [ 1451.158878][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.158936][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.159043][ T30] r5:85e07f94 r4:85dc3d80 [ 1451.159070][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.159200][ T30] r7:ddde3b40 r6:83018600 r5:85e07f94 r4:85dc3d80 [ 1451.159318][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.159402][ T30] r10:61c88647 r9:8509b000 r8:85dc3dac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1451.159423][ T30] r4:85dc3d80 [ 1451.159482][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.159559][ T30] r10:00000000 r9:85dc3d80 r8:802762fc r7:ea6a9e60 r6:85d8f600 r5:8509b000 [ 1451.159581][ T30] r4:00000001 [ 1451.159598][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.159652][ T30] Exception stack(0xea6adfb0 to 0xea6adff8) [ 1451.159718][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1451.159762][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.159822][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.159898][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.159929][ T30] r4:859f5680 [ 1451.160772][ T30] INFO: task kworker/1:151:4725 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1451.160821][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.160948][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.161011][ T30] Call trace: [ 1451.161043][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1451.161268][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1451.161303][ T30] r4:00000000 [ 1451.161320][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1451.161379][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1451.161417][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1451.161456][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1451.161568][ T30] 5d60: 800d0013 ffffffff [ 1451.161601][ T30] r5:800d0013 r4:80239030 [ 1451.161619][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1451.161684][ T30] r4:82ace224 [ 1451.161702][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1451.161772][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1451.161825][ T30] r4:ea7c5dc0 [ 1451.161894][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.161973][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1451.162025][ T30] r4:00000000 [ 1451.162048][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.162125][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1451.162143][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.162210][ T30] r5:00001000 r4:dfa45000 [ 1451.162227][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.162284][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.162343][ T30] r5:85e6eb94 r4:85dbba00 [ 1451.162361][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.162420][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1451.162437][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.162508][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1451.162569][ T30] r4:85dbba00 [ 1451.162593][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.162670][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1451.162755][ T30] r4:00000001 [ 1451.162781][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.162876][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1451.163006][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1451.163053][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.163092][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.163139][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.163162][ T30] r4:85c43bc0 [ 1451.163193][ T30] INFO: task kworker/1:152:4728 blocked for more than 430 seconds. [ 1451.163252][ T30] Not tainted syzkaller #0 [ 1451.163283][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1451.163369][ T30] task:kworker/1:152 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.163448][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.163578][ T30] Call trace: [ 1451.163649][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1451.163736][ T30] r10:dfbd5d84 r9:829174a8 r8:60000113 r7:829174a8 r6:dfbd5d8c r5:85b91800 [ 1451.163758][ T30] r4:85b91800 [ 1451.163774][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1451.163873][ T30] r5:85b91800 r4:829174a4 [ 1451.163929][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1451.164042][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1451.164225][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 [ 1451.164257][ T30] r4:00000000 [ 1451.164271][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1451.164315][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1451.164366][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.164460][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d82b00 [ 1451.164491][ T30] r4:00000000 [ 1451.164508][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.164580][ T30] r9:83018605 r8:85b91800 r7:00000000 r6:83018600 r5:00001000 r4:7f067000 [ 1451.164630][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.164714][ T30] r5:00001000 r4:ea6c3000 [ 1451.164812][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.164887][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.165018][ T30] r5:85e04b94 r4:85dc3c00 [ 1451.165045][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.165112][ T30] r7:ddde3b40 r6:83018600 r5:85e04b94 r4:85dc3c00 [ 1451.165140][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.165353][ T30] r10:61c88647 r9:85b91800 r8:85dc3c2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1451.165422][ T30] r4:85dc3c00 [ 1451.165441][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.165521][ T30] r10:00000000 r9:85dc3c00 r8:802762fc r7:ea6ade60 r6:85dc3a80 r5:85b91800 [ 1451.165626][ T30] r4:00000001 [ 1451.165649][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.165780][ T30] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1451.165892][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1451.166051][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.214097][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.214207][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.214234][ T30] r4:85d82dc0 [ 1451.215034][ T30] INFO: task kworker/1:152:4728 is blocked on a mutex likely owned by task kworker/0:157:4643. [ 1451.215103][ T30] task:kworker/0:157 state:R running task stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1451.215304][ T30] Workqueue: events bpf_prog_free_deferred [ 1451.215396][ T30] Call trace: [ 1451.215484][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1451.215590][ T30] r10:8280c9f8 r9:85b8ec00 r8:80200c04 r7:ea7c5d54 r6:ffffffff r5:85b8ec00 [ 1451.215613][ T30] r4:00000000 [ 1451.215630][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1451.215690][ T30] Exception stack(0xea7c5d20 to 0xea7c5d68) [ 1451.215731][ T30] 5d20: e2601000 eab47000 00000001 80239018 df83b000 00000001 82ace204 82acd5e0 [ 1451.215833][ T30] 5d40: df83b000 eab47000 8280c9f8 ea7c5d9c ea7c5da0 ea7c5d70 8022fe10 80239030 [ 1451.215872][ T30] 5d60: 800d0013 ffffffff [ 1451.220771][ T30] r5:800d0013 r4:80239030 [ 1451.220899][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1451.221031][ T30] r4:82ace224 [ 1451.221155][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1451.221254][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7c5dc0 r5:ea7c5e08 [ 1451.221279][ T30] r4:ea7c5dc0 [ 1451.221298][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1451.221372][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ddd9c0 [ 1451.221415][ T30] r4:00000000 [ 1451.221438][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1451.221517][ T30] r9:83018405 r8:85b8ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1451.221590][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1451.221664][ T30] r5:00001000 r4:dfa45000 [ 1451.221681][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1451.221736][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1451.221796][ T30] r5:85e6eb94 r4:85dbba00 [ 1451.221813][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1451.221925][ T30] r7:dddcfb40 r6:83018400 r5:85e6eb94 r4:85dbba00 [ 1451.222038][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1451.222118][ T30] r10:61c88647 r9:85b8ec00 r8:85dbba2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1451.222142][ T30] r4:85dbba00 [ 1451.222206][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.222285][ T30] r10:00000000 r9:85dbba00 r8:802762fc r7:ea6bde60 r6:859f6800 r5:85b8ec00 [ 1451.222308][ T30] r4:00000001 [ 1451.222324][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.222461][ T30] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1451.222512][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1451.222548][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.222578][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.222614][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.222634][ T30] r4:85c43bc0 [ 1451.222727][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1451.257956][ T30] NMI backtrace for cpu 1 [ 1451.258484][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1451.258674][ T30] Hardware name: ARM-Versatile Express [ 1451.258856][ T30] Call trace: [ 1451.258968][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1451.259093][ T30] r7:00000000 r6:000f0113 r5:600f0193 r4:822957d8 [ 1451.259259][ T30] [<80201b58>] (show_stack) from [<8021edec>] (dump_stack_lvl+0x70/0x7c) [ 1451.259361][ T30] [<8021ed7c>] (dump_stack_lvl) from [<8021ee10>] (dump_stack+0x18/0x1c) [ 1451.259482][ T30] r5:00000001 r4:00000001 [ 1451.259502][ T30] [<8021edf8>] (dump_stack) from [<81a9b540>] (nmi_cpu_backtrace+0x160/0x17c) [ 1451.259569][ T30] [<81a9b3e0>] (nmi_cpu_backtrace) from [<81a9b68c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1451.259664][ T30] r7:00000001 r6:8280c6d0 r5:8281af1c r4:ffffffff [ 1451.259684][ T30] [<81a9b55c>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1451.259765][ T30] r9:00007bda r8:8280c850 r7:0001c1a3 r6:00007bda r5:82ac27e4 r4:00000048 [ 1451.259825][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa319c>] (sys_info+0x68/0xa8) [ 1451.259937][ T30] [<81aa3134>] (sys_info) from [<80383780>] (watchdog+0x464/0x8a0) [ 1451.260020][ T30] r5:82ac27e4 r4:8623f20c [ 1451.260040][ T30] [<8038331c>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.260115][ T30] r10:00000000 r9:00000000 r8:8038331c r7:832d4180 r6:832d4180 r5:832e2400 [ 1451.260155][ T30] r4:00000001 [ 1451.260176][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.260232][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1451.260274][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1451.260354][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.260399][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.260459][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.260487][ T30] r4:838c6500 [ 1451.260764][ T30] Sending NMI from CPU 1 to CPUs 0: [ 1451.261677][ C0] NMI backtrace for cpu 0 [ 1451.261918][ C0] CPU: 0 UID: 0 PID: 2818 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1451.261994][ C0] Hardware name: ARM-Versatile Express [ 1451.262054][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1451.262436][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 1451.262637][ C0] pc : [<81abc6b0>] lr : [<80aa3868>] psr: 600f0113 [ 1451.262703][ C0] sp : eb321eb0 ip : eb321ec0 fp : eb321ebc [ 1451.262764][ C0] r10: 82959bc4 r9 : 00000000 r8 : 00000000 [ 1451.262835][ C0] r7 : 00000117 r6 : 82959b28 r5 : 00000000 r4 : 00000001 [ 1451.262895][ C0] r3 : 0000089f r2 : 00000000 r1 : 600f0113 r0 : 8451ac40 [ 1451.263075][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1451.263317][ C0] Control: 30c5387d Table: 85a3bd00 DAC: fffffffd [ 1451.263412][ C0] Call trace: [ 1451.263471][ C0] [<81abc688>] (_raw_spin_unlock_irqrestore) from [<80aa3868>] (pl011_console_device_unlock+0x20/0x24) [ 1451.263575][ C0] [<80aa3848>] (pl011_console_device_unlock) from [<802e5720>] (nbcon_emit_one+0x88/0x100) [ 1451.263673][ C0] [<802e5698>] (nbcon_emit_one) from [<802e59a0>] (nbcon_kthread_func+0x208/0x2e4) [ 1451.263763][ C0] r6:82abf0fc r5:82959b28 r4:8463bc00 [ 1451.263823][ C0] [<802e5798>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1451.263961][ C0] r10:00000000 r9:82959b28 r8:802e5798 r7:845f1c00 r6:845f1c00 r5:8463bc00 [ 1451.263985][ C0] r4:00000001 [ 1451.264005][ C0] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1451.264068][ C0] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1451.264112][ C0] 1fa0: 00000000 00000000 00000000 00000000 [ 1451.264157][ C0] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1451.264201][ C0] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1451.264245][ C0] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1451.264271][ C0] r4:84b95cc0 [ 1451.669131][ T6556] hsr_slave_0: entered promiscuous mode [ 1451.670387][ T6556] hsr_slave_1: entered promiscuous mode [ 1452.880585][ T6556] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1452.893933][ T6556] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1452.915256][ T6556] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1452.938926][ T6556] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1455.873725][ T6556] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1465.078172][ T6556] veth0_vlan: entered promiscuous mode [ 1465.142116][ T6556] veth1_vlan: entered promiscuous mode [ 1465.461337][ T6556] veth0_macvtap: entered promiscuous mode [ 1465.483191][ T6556] veth1_macvtap: entered promiscuous mode [ 1465.870825][ T5349] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1465.875262][ T5349] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1465.877500][ T5349] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1465.878507][ T5349] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:24:26 executed programs: 1202 1970/01/01 00:24:31 executed programs: 1223 1970/01/01 00:24:37 executed programs: 1233