[ 749.405131][ T29] audit: type=1400 audit(749.330:56): avc: denied { read write } for pid=3105 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 [ 749.406207][ T29] audit: type=1400 audit(749.330:57): avc: denied { open } for pid=3105 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]:11499' (ED25519) to the list of known hosts. [ 807.223615][ T29] audit: type=1400 audit(807.140:58): 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 [ 807.294237][ T29] audit: type=1400 audit(807.210:59): 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 00:14:21 parsed 1 programs [ 861.656825][ T29] audit: type=1400 audit(861.580:60): 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 [ 865.097839][ T29] audit: type=1400 audit(865.020:61): 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 [ 865.105561][ T29] audit: type=1400 audit(865.030:62): 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 [ 865.132657][ T3126] cgroup: Unknown subsys name 'net' [ 865.143218][ T29] audit: type=1400 audit(865.070:63): 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 [ 865.329958][ T3126] cgroup: Unknown subsys name 'cpuset' [ 865.336036][ T3126] cgroup: Unknown subsys name 'hugetlb' [ 865.336721][ T3126] cgroup: Unknown subsys name 'rlimit' [ 865.545891][ T29] audit: type=1400 audit(865.470:64): 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 [ 865.547920][ T29] audit: type=1400 audit(865.470:65): 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 [ 865.552952][ T29] audit: type=1400 audit(865.470:66): 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 [ 865.555538][ T29] audit: type=1400 audit(865.480:67): 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 [ 865.608522][ T29] audit: type=1400 audit(865.530:68): 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 [ 865.614206][ T29] audit: type=1400 audit(865.540:69): 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 [ 865.837088][ T3129] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 871.008702][ T3126] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 882.158585][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 882.162635][ T29] audit: type=1400 audit(882.080:75): 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 [ 882.254235][ T29] audit: type=1400 audit(882.180:76): avc: denied { mounton } for pid=3131 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 [ 882.264700][ T29] audit: type=1400 audit(882.180:77): avc: denied { mount } for pid=3131 comm="syz-executor" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 882.266591][ T29] audit: type=1400 audit(882.180:78): avc: denied { read } for pid=3131 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 882.266645][ T29] audit: type=1400 audit(882.180:79): avc: denied { open } for pid=3131 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 [ 882.274226][ T29] audit: type=1400 audit(882.190:80): avc: denied { mounton } for pid=3131 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 [ 882.371210][ T29] audit: type=1400 audit(882.290:81): avc: denied { mounton } for pid=3131 comm="syz-executor" path="/dev/binderfs" dev="devtmpfs" ino=771 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 882.377239][ T29] audit: type=1400 audit(882.300:82): avc: denied { mount } for pid=3131 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 [ 882.386776][ T29] audit: type=1401 audit(882.310:83): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 883.840285][ T29] audit: type=1400 audit(883.760:84): avc: denied { ioctl } for pid=3153 comm="syz-executor" path="/dev/net/tun" dev="devtmpfs" ino=677 ioctlcmd=0x54ca scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 884.245508][ T3153] 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. [ 889.494173][ T3181] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 889.508532][ T3181] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 890.321470][ T3181] hsr_slave_0: entered promiscuous mode [ 890.325808][ T3181] hsr_slave_1: entered promiscuous mode [ 890.671231][ T3181] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 890.686287][ T3181] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 890.698690][ T3181] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 890.708382][ T3181] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 891.445729][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 894.145533][ T3181] veth0_vlan: entered promiscuous mode [ 894.173737][ T3181] veth1_vlan: entered promiscuous mode [ 894.235607][ T3181] veth0_macvtap: entered promiscuous mode [ 894.245506][ T3181] veth1_macvtap: entered promiscuous mode [ 894.311269][ T1288] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 894.315194][ T1288] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 894.319030][ T1288] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 894.320314][ T1288] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 894.603506][ T3382] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 894.786782][ T3382] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 894.837240][ T3382] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 894.888569][ T3382] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 895.228302][ T3382] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 895.237652][ T3382] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 895.247012][ T3382] bond0 (unregistering): Released all slaves [ 895.337123][ T3382] hsr_slave_0: left promiscuous mode [ 895.339589][ T3382] hsr_slave_1: left promiscuous mode [ 895.356666][ T3382] veth1_macvtap: left promiscuous mode [ 895.357294][ T3382] veth0_macvtap: left promiscuous mode [ 895.357636][ T3382] veth1_vlan: left promiscuous mode [ 895.357912][ T3382] veth0_vlan: left promiscuous mode [ 896.167627][ T29] kauditd_printk_skb: 11 callbacks suppressed [ 896.168152][ T29] audit: type=1400 audit(896.090:96): avc: denied { create } for pid=3551 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 896.928810][ T29] audit: type=1400 audit(896.850:97): avc: denied { create } for pid=3583 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 896.935787][ T29] audit: type=1400 audit(896.860:98): avc: denied { sys_admin } for pid=3583 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 897.081469][ T29] audit: type=1400 audit(897.000:99): avc: denied { sys_chroot } for pid=3584 comm="syz-executor" capability=18 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 1970/01/01 00:15:03 executed programs: 0 [ 905.226486][ T3735] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 905.229920][ T3735] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 905.963415][ T3735] hsr_slave_0: entered promiscuous mode [ 905.965663][ T3735] hsr_slave_1: entered promiscuous mode [ 906.250039][ T3735] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 906.258248][ T3735] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 906.269087][ T3735] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 906.279739][ T3735] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 906.709427][ T3735] 8021q: adding VLAN 0 to HW filter on device bond0 [ 909.286250][ T3735] veth0_vlan: entered promiscuous mode [ 909.309180][ T3735] veth1_vlan: entered promiscuous mode [ 909.371907][ T3735] veth0_macvtap: entered promiscuous mode [ 909.384435][ T3735] veth1_macvtap: entered promiscuous mode [ 909.467494][ T3304] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 909.469383][ T3304] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 909.476943][ T3304] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 909.480114][ T3304] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:15:09 executed programs: 2 [ 909.744816][ T29] audit: type=1400 audit(909.670:100): avc: denied { prog_load } for pid=4043 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 909.746403][ T29] audit: type=1400 audit(909.670:101): avc: denied { bpf } for pid=4043 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 909.754377][ T29] audit: type=1400 audit(909.680:102): avc: denied { perfmon } for pid=4043 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 909.783792][ T29] audit: type=1400 audit(909.710:103): avc: denied { prog_run } for pid=4043 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:15:14 executed programs: 21 1970/01/01 00:15:19 executed programs: 47 [ 922.532137][ C0] hrtimer: interrupt took 9795456 ns 1970/01/01 00:15:24 executed programs: 58 1970/01/01 00:15:30 executed programs: 68 1970/01/01 00:15:35 executed programs: 82 1970/01/01 00:15:40 executed programs: 93 1970/01/01 00:15:45 executed programs: 102 1970/01/01 00:15:50 executed programs: 115 1970/01/01 00:15:56 executed programs: 125 1970/01/01 00:16:01 executed programs: 137 1970/01/01 00:16:06 executed programs: 146 1970/01/01 00:16:11 executed programs: 158 1970/01/01 00:16:17 executed programs: 170 1970/01/01 00:16:22 executed programs: 183 1970/01/01 00:16:27 executed programs: 196 1970/01/01 00:16:32 executed programs: 208 1970/01/01 00:16:37 executed programs: 220 1970/01/01 00:16:42 executed programs: 231 1970/01/01 00:16:48 executed programs: 246 1970/01/01 00:16:53 executed programs: 256 1970/01/01 00:16:58 executed programs: 268 1970/01/01 00:17:03 executed programs: 278 1970/01/01 00:17:09 executed programs: 289 1970/01/01 00:17:14 executed programs: 301 1970/01/01 00:17:19 executed programs: 309 1970/01/01 00:17:24 executed programs: 319 1970/01/01 00:17:29 executed programs: 332 1970/01/01 00:17:35 executed programs: 342 1970/01/01 00:17:41 executed programs: 352 1970/01/01 00:17:46 executed programs: 361 1970/01/01 00:17:51 executed programs: 372 1970/01/01 00:17:56 executed programs: 381 1970/01/01 00:18:01 executed programs: 391 1970/01/01 00:18:07 executed programs: 402 1970/01/01 00:18:12 executed programs: 412 1970/01/01 00:18:17 executed programs: 423 1970/01/01 00:18:23 executed programs: 434 1970/01/01 00:18:28 executed programs: 444 1970/01/01 00:18:34 executed programs: 457 1970/01/01 00:18:39 executed programs: 469 1970/01/01 00:18:44 executed programs: 479 1970/01/01 00:18:50 executed programs: 498 1970/01/01 00:18:55 executed programs: 510 1970/01/01 00:19:00 executed programs: 519 1970/01/01 00:19:06 executed programs: 530 1970/01/01 00:19:11 executed programs: 544 1970/01/01 00:19:16 executed programs: 554 1970/01/01 00:19:22 executed programs: 564 1970/01/01 00:19:27 executed programs: 577 1970/01/01 00:19:32 executed programs: 590 [ 1178.358769][ T1288] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1178.474668][ T1288] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1178.527119][ T1288] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1178.606879][ T1288] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1179.503327][ T1288] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1179.578537][ T1288] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1179.737234][ T1288] bond0 (unregistering): Released all slaves [ 1180.093235][ T1288] hsr_slave_0: left promiscuous mode [ 1180.099201][ T1288] hsr_slave_1: left promiscuous mode [ 1180.164526][ T1288] veth1_macvtap: left promiscuous mode [ 1180.164928][ T1288] veth0_macvtap: left promiscuous mode [ 1180.165526][ T1288] veth1_vlan: left promiscuous mode [ 1180.165713][ T1288] veth0_vlan: left promiscuous mode [ 1186.636976][ T5224] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1186.655342][ T5224] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1189.818671][ T5224] hsr_slave_0: entered promiscuous mode [ 1189.820453][ T5224] hsr_slave_1: entered promiscuous mode [ 1191.359488][ T5224] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1191.380149][ T5224] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1191.398672][ T5224] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1191.419119][ T5224] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1193.786490][ T5224] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1202.448769][ T5224] veth0_vlan: entered promiscuous mode [ 1202.506753][ T5224] veth1_vlan: entered promiscuous mode [ 1202.734278][ T5224] veth0_macvtap: entered promiscuous mode [ 1202.757515][ T5224] veth1_macvtap: entered promiscuous mode [ 1203.159562][ T2436] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1203.172555][ T2436] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1203.173330][ T2436] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1203.173902][ T2436] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:20:03 executed programs: 602 1970/01/01 00:20:08 executed programs: 621 1970/01/01 00:20:13 executed programs: 632 1970/01/01 00:20:19 executed programs: 644 1970/01/01 00:20:24 executed programs: 654 1970/01/01 00:20:30 executed programs: 663 1970/01/01 00:20:35 executed programs: 673 1970/01/01 00:20:40 executed programs: 682 1970/01/01 00:20:45 executed programs: 692 1970/01/01 00:20:51 executed programs: 707 1970/01/01 00:20:56 executed programs: 722 1970/01/01 00:21:01 executed programs: 739 1970/01/01 00:21:06 executed programs: 748 1970/01/01 00:21:12 executed programs: 758 1970/01/01 00:21:17 executed programs: 768 1970/01/01 00:21:23 executed programs: 778 1970/01/01 00:21:28 executed programs: 790 1970/01/01 00:21:33 executed programs: 799 1970/01/01 00:21:38 executed programs: 809 1970/01/01 00:21:43 executed programs: 819 1970/01/01 00:21:49 executed programs: 828 1970/01/01 00:21:54 executed programs: 838 1970/01/01 00:21:59 executed programs: 849 1970/01/01 00:22:05 executed programs: 859 1970/01/01 00:22:10 executed programs: 868 1970/01/01 00:22:16 executed programs: 877 1970/01/01 00:22:21 executed programs: 888 1970/01/01 00:22:26 executed programs: 898 1970/01/01 00:22:31 executed programs: 910 1970/01/01 00:22:36 executed programs: 922 1970/01/01 00:22:41 executed programs: 933 1970/01/01 00:22:47 executed programs: 942 1970/01/01 00:22:52 executed programs: 957 1970/01/01 00:22:57 executed programs: 968 1970/01/01 00:23:02 executed programs: 978 1970/01/01 00:23:08 executed programs: 988 1970/01/01 00:23:13 executed programs: 997 1970/01/01 00:23:19 executed programs: 1008 1970/01/01 00:23:24 executed programs: 1020 1970/01/01 00:23:29 executed programs: 1031 1970/01/01 00:23:34 executed programs: 1041 1970/01/01 00:23:40 executed programs: 1051 1970/01/01 00:23:45 executed programs: 1063 1970/01/01 00:23:50 executed programs: 1077 1970/01/01 00:23:55 executed programs: 1087 1970/01/01 00:24:01 executed programs: 1098 1970/01/01 00:24:06 executed programs: 1110 1970/01/01 00:24:11 executed programs: 1121 1970/01/01 00:24:16 executed programs: 1132 1970/01/01 00:24:21 executed programs: 1142 1970/01/01 00:24:27 executed programs: 1150 1970/01/01 00:24:32 executed programs: 1160 1970/01/01 00:24:37 executed programs: 1169 [ 1479.603135][ T30] INFO: task kworker/0:7:4066 blocked for more than 430 seconds. [ 1479.605344][ T30] Not tainted syzkaller #0 [ 1479.605558][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.605813][ T30] task:kworker/0:7 state:D stack:0 pid:4066 tgid:4066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.606311][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.634235][ T30] Call trace: [ 1479.638031][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.639504][ T30] r10:ea529d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea529d8c r5:83821800 [ 1479.640423][ T30] r4:83821800 [ 1479.641110][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.655215][ T30] r5:83821800 r4:829174a4 [ 1479.655729][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.655936][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.656063][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea529e08 [ 1479.656111][ T30] r4:00000000 [ 1479.656130][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.656186][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.656249][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.656325][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c99c00 [ 1479.656386][ T30] r4:00000000 [ 1479.656422][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.656505][ T30] r9:83018405 r8:83821800 r7:00000000 r6:83018400 r5:00001000 r4:7f049000 [ 1479.656528][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.656599][ T30] r5:00001000 r4:dfc2f000 [ 1479.656620][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.656688][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.656830][ T30] r5:85d9c794 r4:85c80400 [ 1479.656895][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.657037][ T30] r7:dddcfb40 r6:83018400 r5:85d9c794 r4:85c80400 [ 1479.657066][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.657143][ T30] r10:61c88647 r9:83821800 r8:85c8042c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.657168][ T30] r4:85c80400 [ 1479.657223][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.657306][ T30] r10:00000000 r9:85c80400 r8:802762fc r7:ea511e60 r6:85c80200 r5:83821800 [ 1479.657333][ T30] r4:00000001 [ 1479.657353][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.657664][ T30] Exception stack(0xea529fb0 to 0xea529ff8) [ 1479.657898][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1479.657988][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.658056][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.658148][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.658175][ T30] r4:85b5f700 [ 1479.659954][ T30] INFO: task kworker/0:7:4066 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.660102][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.660259][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.660372][ T30] Call trace: [ 1479.660413][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.660513][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.660541][ T30] r4:00000000 [ 1479.660569][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.660630][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.660672][ T30] dd20: e090a000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.660708][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.660730][ T30] dd60: 80000113 ffffffff [ 1479.660754][ T30] r5:80000113 r4:80239030 [ 1479.660793][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.660872][ T30] r4:82ace224 [ 1479.660890][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.661005][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.661034][ T30] r4:ea7bddc0 [ 1479.661053][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.661129][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.661152][ T30] r4:00000000 [ 1479.661168][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.661248][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.661269][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.661333][ T30] r5:00001000 r4:ea521000 [ 1479.661352][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.661414][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.661478][ T30] r5:85d9df94 r4:85cda000 [ 1479.661496][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.661571][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.661643][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.661735][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.661953][ T30] r4:85cda000 [ 1479.672750][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.672910][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.672947][ T30] r4:00000001 [ 1479.673002][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.673067][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.673104][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.673140][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.673174][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.673213][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.673266][ T30] r4:85c99280 [ 1479.673400][ T30] INFO: task kworker/1:15:4089 blocked for more than 430 seconds. [ 1479.673447][ T30] Not tainted syzkaller #0 [ 1479.673539][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.673748][ T30] task:kworker/1:15 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.673868][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.673935][ T30] Call trace: [ 1479.673967][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.674054][ T30] r10:ea741d84 r9:829174a8 r8:60000013 r7:829174a8 r6:ea741d8c r5:853c3000 [ 1479.674079][ T30] r4:853c3000 [ 1479.674097][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.674160][ T30] r5:853c3000 r4:829174a4 [ 1479.674177][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.674232][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.674296][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea741e08 [ 1479.674317][ T30] r4:00000000 [ 1479.674373][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.674432][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.674490][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.674571][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cfd980 [ 1479.674593][ T30] r4:00000000 [ 1479.674611][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.674806][ T30] r9:83018605 r8:853c3000 r7:00000000 r6:83018600 r5:00001000 r4:7f073000 [ 1479.674833][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.674905][ T30] r5:00001000 r4:ea801000 [ 1479.674934][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.674997][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.675061][ T30] r5:85d6df94 r4:85cc8080 [ 1479.675081][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.675144][ T30] r7:ddde3b40 r6:83018600 r5:85d6df94 r4:85cc8080 [ 1479.675206][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.675277][ T30] r10:61c88647 r9:853c3000 r8:85cc80ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1479.675301][ T30] r4:85cc8080 [ 1479.675385][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.693858][ T30] r10:00000000 r9:85cc8080 r8:802762fc r7:ea745e60 r6:85cc8100 r5:853c3000 [ 1479.693942][ T30] r4:00000001 [ 1479.693964][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.694072][ T30] Exception stack(0xea741fb0 to 0xea741ff8) [ 1479.694113][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1479.694153][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.694295][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.694514][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.694549][ T30] r4:85cd0900 [ 1479.695339][ T30] INFO: task kworker/1:15:4089 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.695389][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.695538][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.695600][ T30] Call trace: [ 1479.695802][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.695894][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.695913][ T30] r4:00000000 [ 1479.695930][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.696024][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.696071][ T30] dd20: e0af7000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.696111][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.696135][ T30] dd60: 80000113 ffffffff [ 1479.696161][ T30] r5:80000113 r4:80239030 [ 1479.696177][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.696246][ T30] r4:82ace224 [ 1479.696266][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.696338][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.696386][ T30] r4:ea7bddc0 [ 1479.696413][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.696492][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.696829][ T30] r4:00000000 [ 1479.696957][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.697135][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.697169][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.697252][ T30] r5:00001000 r4:ea521000 [ 1479.697270][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.697330][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.697424][ T30] r5:85d9df94 r4:85cda000 [ 1479.697625][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.697710][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.697763][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.697852][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.698009][ T30] r4:85cda000 [ 1479.698045][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.698128][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.698153][ T30] r4:00000001 [ 1479.698173][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.698316][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.698361][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.698401][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.698458][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.698685][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.698769][ T30] r4:85c99280 [ 1479.699226][ T30] INFO: task kworker/1:111:4595 blocked for more than 430 seconds. [ 1479.699278][ T30] Not tainted syzkaller #0 [ 1479.699307][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.699326][ T30] task:kworker/1:111 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.699404][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.699462][ T30] Call trace: [ 1479.699545][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.699636][ T30] r10:e84a9d84 r9:829174a8 r8:60000113 r7:829174a8 r6:e84a9d8c r5:85dc9800 [ 1479.699660][ T30] r4:85dc9800 [ 1479.699679][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.699773][ T30] r5:85dc9800 r4:829174a4 [ 1479.700024][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.700133][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.700214][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e84a9e08 [ 1479.700281][ T30] r4:00000000 [ 1479.700347][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.700410][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.700464][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.700540][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cfd600 [ 1479.700561][ T30] r4:00000000 [ 1479.700578][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.700665][ T30] r9:83018605 r8:85dc9800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1479.700685][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.700964][ T30] r5:00001000 r4:ea769000 [ 1479.701028][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.701097][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.701166][ T30] r5:85d6f794 r4:85cf3b00 [ 1479.701183][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.701257][ T30] r7:ddde3b40 r6:83018600 r5:85d6f794 r4:85cf3b00 [ 1479.701277][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.701355][ T30] r10:61c88647 r9:85dc9800 r8:85cf3b2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1479.701400][ T30] r4:85cf3b00 [ 1479.701422][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.701498][ T30] r10:00000000 r9:85cf3b00 r8:802762fc r7:ea675e60 r6:85cf3b80 r5:85dc9800 [ 1479.701521][ T30] r4:00000001 [ 1479.701565][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.701660][ T30] Exception stack(0xe84a9fb0 to 0xe84a9ff8) [ 1479.701779][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1479.728843][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.728936][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.729012][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.729045][ T30] r4:85ceba80 [ 1479.729911][ T30] INFO: task kworker/1:111:4595 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.729963][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.730077][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.730434][ T30] Call trace: [ 1479.730704][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.730829][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.730855][ T30] r4:00000000 [ 1479.730899][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.730981][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.731029][ T30] dd20: e0d3c000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.731069][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.731097][ T30] dd60: 80000113 ffffffff [ 1479.731147][ T30] r5:80000113 r4:80239030 [ 1479.731170][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.731249][ T30] r4:82ace224 [ 1479.731268][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.731343][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.731409][ T30] r4:ea7bddc0 [ 1479.731435][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.731519][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.731543][ T30] r4:00000000 [ 1479.731563][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.731911][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.771467][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.771798][ T30] r5:00001000 r4:ea521000 [ 1479.771876][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.805329][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.806594][ T30] r5:85d9df94 r4:85cda000 [ 1479.807315][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.808347][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.809442][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.810689][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.810862][ T30] r4:85cda000 [ 1479.811005][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.811253][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.811407][ T30] r4:00000001 [ 1479.811547][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.811740][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.813500][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.813707][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.813866][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.814043][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.814184][ T30] r4:85c99280 [ 1479.822646][ T30] INFO: task kworker/0:177:4655 blocked for more than 430 seconds. [ 1479.823704][ T30] Not tainted syzkaller #0 [ 1479.826011][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.827442][ T30] task:kworker/0:177 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.829355][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.830810][ T30] Call trace: [ 1479.832761][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.833817][ T30] r10:ea795d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea795d8c r5:85a13000 [ 1479.842803][ T30] r4:85a13000 [ 1479.843713][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.844847][ T30] r5:85a13000 r4:829174a4 [ 1479.845562][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.846741][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.847910][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea795e08 [ 1479.848823][ T30] r4:00000000 [ 1479.849446][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.850533][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.851632][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.853906][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cf6540 [ 1479.854802][ T30] r4:00000000 [ 1479.855483][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.856364][ T30] r9:83018405 r8:85a13000 r7:00000000 r6:83018400 r5:00001000 r4:7f063000 [ 1479.857261][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.858421][ T30] r5:00001000 r4:ea601000 [ 1479.859887][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.860205][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.860433][ T30] r5:85d9d394 r4:85cda600 [ 1479.860575][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.860800][ T30] r7:dddcfb40 r6:83018400 r5:85d9d394 r4:85cda600 [ 1479.860941][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.861172][ T30] r10:61c88647 r9:85a13000 r8:85cda62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.861317][ T30] r4:85cda600 [ 1479.861455][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.861715][ T30] r10:00000000 r9:85cda600 r8:802762fc r7:ea68de60 r6:85cda680 r5:85a13000 [ 1479.862373][ T30] r4:00000001 [ 1479.862510][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.862600][ T30] Exception stack(0xea795fb0 to 0xea795ff8) [ 1479.862641][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1479.862674][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.862703][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.862744][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.862767][ T30] r4:85c99900 [ 1479.863520][ T30] INFO: task kworker/0:177:4655 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.863569][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.863667][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.863729][ T30] Call trace: [ 1479.863799][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.863917][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.863944][ T30] r4:00000000 [ 1479.863963][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.864038][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.864102][ T30] dd20: e13f0000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.864149][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.864177][ T30] dd60: 80000113 ffffffff [ 1479.864206][ T30] r5:80000113 r4:80239030 [ 1479.864278][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.864357][ T30] r4:82ace224 [ 1479.864377][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.864446][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.864468][ T30] r4:ea7bddc0 [ 1479.864484][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.864552][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.864573][ T30] r4:00000000 [ 1479.864591][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.864694][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.864718][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.864787][ T30] r5:00001000 r4:ea521000 [ 1479.864850][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.864917][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.865253][ T30] r5:85d9df94 r4:85cda000 [ 1479.865281][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.865357][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.865376][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.865443][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.865466][ T30] r4:85cda000 [ 1479.865483][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.865551][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.865574][ T30] r4:00000001 [ 1479.865626][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.865679][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.865712][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.865751][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.865784][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.865824][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.865845][ T30] r4:85c99280 [ 1479.865909][ T30] INFO: task kworker/0:179:4659 blocked for more than 430 seconds. [ 1479.865958][ T30] Not tainted syzkaller #0 [ 1479.866025][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.866045][ T30] task:kworker/0:179 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.866121][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.866167][ T30] Call trace: [ 1479.866198][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.866278][ T30] r10:ea55dd84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea55dd8c r5:85a13c00 [ 1479.866328][ T30] r4:85a13c00 [ 1479.866352][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.866417][ T30] r5:85a13c00 r4:829174a4 [ 1479.866433][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.866489][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.866588][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea55de08 [ 1479.866614][ T30] r4:00000000 [ 1479.866631][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.866684][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.866742][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.866860][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cf6940 [ 1479.866892][ T30] r4:00000000 [ 1479.866910][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.866997][ T30] r9:83018405 r8:85a13c00 r7:00000000 r6:83018400 r5:00001000 r4:7f069000 [ 1479.867018][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.867085][ T30] r5:00001000 r4:ea6d3000 [ 1479.867103][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.867163][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.867340][ T30] r5:85d9ef94 r4:85cda900 [ 1479.867364][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.867436][ T30] r7:dddcfb40 r6:83018400 r5:85d9ef94 r4:85cda900 [ 1479.867457][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.867531][ T30] r10:61c88647 r9:85a13c00 r8:85cda92c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.867553][ T30] r4:85cda900 [ 1479.867570][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.867663][ T30] r10:00000000 r9:85cda900 r8:802762fc r7:ea795e60 r6:85cda980 r5:85a13c00 [ 1479.867691][ T30] r4:00000001 [ 1479.867707][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.867759][ T30] Exception stack(0xea55dfb0 to 0xea55dff8) [ 1479.867796][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.867834][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.867867][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.867915][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.867958][ T30] r4:85c99280 [ 1479.868512][ T30] INFO: task kworker/0:179:4659 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.868550][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.868657][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.868710][ T30] Call trace: [ 1479.868740][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.868826][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.868898][ T30] r4:00000000 [ 1479.868920][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.869097][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.869146][ T30] dd20: e13f0000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.869216][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.869251][ T30] dd60: 80000113 ffffffff [ 1479.869280][ T30] r5:80000113 r4:80239030 [ 1479.869298][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.869366][ T30] r4:82ace224 [ 1479.869382][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.869456][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.869481][ T30] r4:ea7bddc0 [ 1479.869498][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.869604][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.869630][ T30] r4:00000000 [ 1479.869648][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.869729][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.869761][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.869833][ T30] r5:00001000 r4:ea521000 [ 1479.869852][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.869913][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.870001][ T30] r5:85d9df94 r4:85cda000 [ 1479.870022][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.870125][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.870150][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.870227][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.870251][ T30] r4:85cda000 [ 1479.870267][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.870340][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.870363][ T30] r4:00000001 [ 1479.870404][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.870460][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.870493][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.870532][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.870567][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.870605][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.870627][ T30] r4:85c99280 [ 1479.870654][ T30] INFO: task kworker/0:180:4660 blocked for more than 430 seconds. [ 1479.870688][ T30] Not tainted syzkaller #0 [ 1479.870709][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.870725][ T30] task:kworker/0:180 state:D stack:0 pid:4660 tgid:4660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.870793][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.870839][ T30] Call trace: [ 1479.870892][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.870976][ T30] r10:ea565d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea565d8c r5:85a14800 [ 1479.871008][ T30] r4:85a14800 [ 1479.871026][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.871094][ T30] r5:85a14800 r4:829174a4 [ 1479.871112][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.871169][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.871238][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea565e08 [ 1479.871262][ T30] r4:00000000 [ 1479.871281][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.871330][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.871384][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.871461][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cf6700 [ 1479.871483][ T30] r4:00000000 [ 1479.871511][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.871590][ T30] r9:83018405 r8:85a14800 r7:00000000 r6:83018400 r5:00001000 r4:7f065000 [ 1479.871610][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.871675][ T30] r5:00001000 r4:ea699000 [ 1479.871712][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.871894][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.883283][ T30] r5:85d9e394 r4:85cdaa80 [ 1479.883354][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.883501][ T30] r7:dddcfb40 r6:83018400 r5:85d9e394 r4:85cdaa80 [ 1479.883560][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.883649][ T30] r10:61c88647 r9:85a14800 r8:85cdaaac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.883674][ T30] r4:85cdaa80 [ 1479.883693][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.883778][ T30] r10:00000000 r9:85cdaa80 r8:802762fc r7:ea7bde60 r6:85cdab00 r5:85a14800 [ 1479.883805][ T30] r4:00000001 [ 1479.883825][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.883883][ T30] Exception stack(0xea565fb0 to 0xea565ff8) [ 1479.883925][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1479.884022][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.884067][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.884111][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.884135][ T30] r4:85c99280 [ 1479.884942][ T30] INFO: task kworker/0:180:4660 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.884994][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.885095][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.885154][ T30] Call trace: [ 1479.885184][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.885274][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.885308][ T30] r4:00000000 [ 1479.885324][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.885401][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.885444][ T30] dd20: e1647000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.885482][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.885507][ T30] dd60: 80000113 ffffffff [ 1479.885535][ T30] r5:80000113 r4:80239030 [ 1479.885552][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.885700][ T30] r4:82ace224 [ 1479.885741][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.885821][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.885842][ T30] r4:ea7bddc0 [ 1479.885861][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.885937][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.886113][ T30] r4:00000000 [ 1479.886142][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.886227][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.886249][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.886402][ T30] r5:00001000 r4:ea521000 [ 1479.886428][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.886513][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.886616][ T30] r5:85d9df94 r4:85cda000 [ 1479.886635][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.886698][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.886724][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.886798][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.886821][ T30] r4:85cda000 [ 1479.886838][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.886929][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.886955][ T30] r4:00000001 [ 1479.886972][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.887029][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.887062][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.887099][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.887142][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.887182][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.887204][ T30] r4:85c99280 [ 1479.887246][ T30] INFO: task kworker/0:181:4673 blocked for more than 430 seconds. [ 1479.887289][ T30] Not tainted syzkaller #0 [ 1479.887316][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.887357][ T30] task:kworker/0:181 state:D stack:0 pid:4673 tgid:4673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.887441][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.887490][ T30] Call trace: [ 1479.887612][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.887692][ T30] r10:ea635d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea635d8c r5:85de8000 [ 1479.887739][ T30] r4:85de8000 [ 1479.887765][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.887835][ T30] r5:85de8000 r4:829174a4 [ 1479.887857][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.887915][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.888000][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea635e08 [ 1479.888036][ T30] r4:00000000 [ 1479.888062][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.888114][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.888162][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.888227][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cebbc0 [ 1479.888248][ T30] r4:00000000 [ 1479.888266][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.888334][ T30] r9:83018405 r8:85de8000 r7:00000000 r6:83018400 r5:00001000 r4:7f071000 [ 1479.888377][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.888456][ T30] r5:00001000 r4:ea7dd000 [ 1479.888476][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.888537][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.888682][ T30] r5:85d9cb94 r4:85cdad80 [ 1479.888737][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.888816][ T30] r7:dddcfb40 r6:83018400 r5:85d9cb94 r4:85cdad80 [ 1479.888836][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.888978][ T30] r10:61c88647 r9:85de8000 r8:85cdadac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.889040][ T30] r4:85cdad80 [ 1479.889095][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.889172][ T30] r10:00000000 r9:85cdad80 r8:802762fc r7:ea55de60 r6:85cdac80 r5:85de8000 [ 1479.889197][ T30] r4:00000001 [ 1479.889217][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.889273][ T30] Exception stack(0xea635fb0 to 0xea635ff8) [ 1479.889312][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1479.889406][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.889512][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.889559][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.889626][ T30] r4:85cf6680 [ 1479.890177][ T30] INFO: task kworker/0:181:4673 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.890219][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.890295][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.890350][ T30] Call trace: [ 1479.890463][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.890556][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.890581][ T30] r4:00000000 [ 1479.890597][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.890658][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.890701][ T30] dd20: e1647000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.890741][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.890771][ T30] dd60: 80000113 ffffffff [ 1479.890939][ T30] r5:80000113 r4:80239030 [ 1479.890963][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.891056][ T30] r4:82ace224 [ 1479.891158][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.891246][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.891356][ T30] r4:ea7bddc0 [ 1479.891382][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.891460][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.891483][ T30] r4:00000000 [ 1479.891501][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.891580][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.891730][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.913845][ T30] r5:00001000 r4:ea521000 [ 1479.913923][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.914027][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.914093][ T30] r5:85d9df94 r4:85cda000 [ 1479.914113][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.914176][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.914193][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.914261][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.914282][ T30] r4:85cda000 [ 1479.914299][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.914363][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.914382][ T30] r4:00000001 [ 1479.914399][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.914448][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.914517][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.914560][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.914593][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.914633][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.914654][ T30] r4:85c99280 [ 1479.914701][ T30] INFO: task kworker/0:182:4677 blocked for more than 430 seconds. [ 1479.914743][ T30] Not tainted syzkaller #0 [ 1479.914766][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.914784][ T30] task:kworker/0:182 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.914868][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.915065][ T30] Call trace: [ 1479.915103][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.915188][ T30] r10:ea709d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea709d8c r5:85de8c00 [ 1479.915212][ T30] r4:85de8c00 [ 1479.915228][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.915291][ T30] r5:85de8c00 r4:829174a4 [ 1479.915308][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.915401][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.915473][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea709e08 [ 1479.915495][ T30] r4:00000000 [ 1479.915513][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.915562][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.915616][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.915704][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cf6cc0 [ 1479.915731][ T30] r4:00000000 [ 1479.915749][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.915826][ T30] r9:83018405 r8:85de8c00 r7:00000000 r6:83018400 r5:00001000 r4:7f06b000 [ 1479.915843][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.915902][ T30] r5:00001000 r4:ea70b000 [ 1479.915919][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.915977][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.916060][ T30] r5:85d9f394 r4:85cfc000 [ 1479.916085][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.916155][ T30] r7:dddcfb40 r6:83018400 r5:85d9f394 r4:85cfc000 [ 1479.916174][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.916243][ T30] r10:61c88647 r9:85de8c00 r8:85cfc02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.916268][ T30] r4:85cfc000 [ 1479.916430][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.916505][ T30] r10:00000000 r9:85cfc000 r8:802762fc r7:ea635e60 r6:85cfc180 r5:85de8c00 [ 1479.916531][ T30] r4:00000001 [ 1479.916546][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.916594][ T30] Exception stack(0xea709fb0 to 0xea709ff8) [ 1479.916624][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1479.916663][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.916716][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.916755][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.916777][ T30] r4:85cf6ac0 [ 1479.917548][ T30] INFO: task kworker/0:182:4677 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.917624][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.918045][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.918135][ T30] Call trace: [ 1479.918182][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.918274][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.918299][ T30] r4:00000000 [ 1479.918395][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.918459][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.918505][ T30] dd20: e1a64000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.918543][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.918570][ T30] dd60: 80000113 ffffffff [ 1479.918600][ T30] r5:80000113 r4:80239030 [ 1479.918617][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.918715][ T30] r4:82ace224 [ 1479.918738][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.918843][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.918863][ T30] r4:ea7bddc0 [ 1479.918881][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.918953][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.918976][ T30] r4:00000000 [ 1479.918995][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.919072][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.919094][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.919165][ T30] r5:00001000 r4:ea521000 [ 1479.919183][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.919242][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.919297][ T30] r5:85d9df94 r4:85cda000 [ 1479.919313][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.919382][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.919401][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.919469][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.919489][ T30] r4:85cda000 [ 1479.919505][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.919588][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.919612][ T30] r4:00000001 [ 1479.919631][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.919682][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.919735][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.919785][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.919821][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.919858][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.919879][ T30] r4:85c99280 [ 1479.919909][ T30] INFO: task kworker/0:183:4678 blocked for more than 430 seconds. [ 1479.919945][ T30] Not tainted syzkaller #0 [ 1479.919967][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.919982][ T30] task:kworker/0:183 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.920201][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.920254][ T30] Call trace: [ 1479.920335][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.920415][ T30] r10:ea705d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea705d8c r5:85deb000 [ 1479.920437][ T30] r4:85deb000 [ 1479.920453][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.920520][ T30] r5:85deb000 r4:829174a4 [ 1479.920538][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.920602][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.920675][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea705e08 [ 1479.920698][ T30] r4:00000000 [ 1479.920714][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.920780][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.920836][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.920910][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cf6200 [ 1479.920933][ T30] r4:00000000 [ 1479.920953][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.921026][ T30] r9:83018405 r8:85deb000 r7:00000000 r6:83018400 r5:00001000 r4:7f06d000 [ 1479.921048][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.921114][ T30] r5:00001000 r4:ea735000 [ 1479.921153][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.921219][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.921333][ T30] r5:85d9ff94 r4:85cfc280 [ 1479.921364][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.921443][ T30] r7:dddcfb40 r6:83018400 r5:85d9ff94 r4:85cfc280 [ 1479.921464][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.921549][ T30] r10:61c88647 r9:85deb000 r8:85cfc2ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.921575][ T30] r4:85cfc280 [ 1479.921626][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.921874][ T30] r10:00000000 r9:85cfc280 r8:802762fc r7:ea635e60 r6:85cfc300 r5:85deb000 [ 1479.923332][ T30] r4:00000001 [ 1479.923389][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.923489][ T30] Exception stack(0xea705fb0 to 0xea705ff8) [ 1479.923529][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1479.923567][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.923604][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.923886][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.924009][ T30] r4:85cf6e80 [ 1479.924951][ T30] INFO: task kworker/0:183:4678 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.925022][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.925157][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.925246][ T30] Call trace: [ 1479.925285][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.926930][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.926995][ T30] r4:00000000 [ 1479.927027][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.927122][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.927174][ T30] dd20: e1a64000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.927245][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.927280][ T30] dd60: 80000113 ffffffff [ 1479.927311][ T30] r5:80000113 r4:80239030 [ 1479.927329][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.927412][ T30] r4:82ace224 [ 1479.927433][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.927513][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.927577][ T30] r4:ea7bddc0 [ 1479.927603][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.927687][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.927711][ T30] r4:00000000 [ 1479.927731][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.927818][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.927841][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.927917][ T30] r5:00001000 r4:ea521000 [ 1479.927960][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.928046][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.928116][ T30] r5:85d9df94 r4:85cda000 [ 1479.928137][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.928209][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.928230][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.928307][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.928355][ T30] r4:85cda000 [ 1479.928378][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.928476][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.928562][ T30] r4:00000001 [ 1479.928588][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.928645][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.928679][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.928742][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.928792][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.928837][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.928863][ T30] r4:85c99280 [ 1479.928903][ T30] INFO: task kworker/0:184:4681 blocked for more than 430 seconds. [ 1479.928948][ T30] Not tainted syzkaller #0 [ 1479.929005][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1479.929030][ T30] task:kworker/0:184 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.929108][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.929162][ T30] Call trace: [ 1479.929214][ T30] [<81ab1a5c>] (__schedule) from [<81ab2d08>] (schedule+0x2c/0x130) [ 1479.929302][ T30] r10:ea74dd84 r9:829174a8 r8:60000013 r7:829174a8 r6:ea74dd8c r5:85debc00 [ 1479.929448][ T30] r4:85debc00 [ 1479.929474][ T30] [<81ab2cdc>] (schedule) from [<81ab2e90>] (schedule_preempt_disabled+0x18/0x24) [ 1479.929547][ T30] r5:85debc00 r4:829174a4 [ 1479.929567][ T30] [<81ab2e78>] (schedule_preempt_disabled) from [<81ab6514>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1479.929784][ T30] [<81ab5ebc>] (__mutex_lock.constprop.0) from [<81ab6f1c>] (__mutex_lock_slowpath+0x14/0x18) [ 1479.929868][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea74de08 [ 1479.929893][ T30] r4:00000000 [ 1479.929913][ T30] [<81ab6f08>] (__mutex_lock_slowpath) from [<81ab6f5c>] (mutex_lock+0x3c/0x40) [ 1479.929967][ T30] [<81ab6f20>] (mutex_lock) from [<804f4350>] (_vm_unmap_aliases+0x68/0x240) [ 1479.930061][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.930145][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cba9c0 [ 1479.930170][ T30] r4:00000000 [ 1479.930187][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.930263][ T30] r9:83018405 r8:85debc00 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000 [ 1479.930282][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.930348][ T30] r5:00001000 r4:e02af000 [ 1479.930368][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.930428][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.930492][ T30] r5:85d93394 r4:85cfc400 [ 1479.930510][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.930577][ T30] r7:dddcfb40 r6:83018400 r5:85d93394 r4:85cfc400 [ 1479.930597][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.930667][ T30] r10:61c88647 r9:85debc00 r8:85cfc42c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.930691][ T30] r4:85cfc400 [ 1479.930710][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.930787][ T30] r10:00000000 r9:85cfc400 r8:802762fc r7:ea635e60 r6:85cfc480 r5:85debc00 [ 1479.930810][ T30] r4:00000001 [ 1479.930828][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.930883][ T30] Exception stack(0xea74dfb0 to 0xea74dff8) [ 1479.930916][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.930954][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.930999][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.931042][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.931208][ T30] r4:85cf6e40 [ 1479.953117][ T30] INFO: task kworker/0:184:4681 is blocked on a mutex likely owned by task kworker/0:178:4658. [ 1479.953250][ T30] task:kworker/0:178 state:R running task stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1479.953358][ T30] Workqueue: events bpf_prog_free_deferred [ 1479.953736][ T30] Call trace: [ 1479.953867][ T30] [<81ab1a5c>] (__schedule) from [<81ab313c>] (preempt_schedule_irq+0x40/0xa8) [ 1479.953974][ T30] r10:8280c9f8 r9:85a12400 r8:80200c04 r7:ea7bdd54 r6:ffffffff r5:85a12400 [ 1479.953999][ T30] r4:00000000 [ 1479.954030][ T30] [<81ab30fc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1479.954093][ T30] Exception stack(0xea7bdd20 to 0xea7bdd68) [ 1479.954295][ T30] dd20: e1b84000 ebda7000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1479.954344][ T30] dd40: 7f045000 ebda7000 8280c9f8 ea7bdd9c ea7bdda0 ea7bdd70 8022fe10 80239030 [ 1479.954370][ T30] dd60: 80000113 ffffffff [ 1479.954397][ T30] r5:80000113 r4:80239030 [ 1479.954416][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4114>] (__purge_vmap_area_lazy+0x284/0x458) [ 1479.954488][ T30] r4:82ace224 [ 1479.954506][ T30] [<804f3e90>] (__purge_vmap_area_lazy) from [<804f44cc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1479.954578][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea7bddc0 r5:ea7bde08 [ 1479.954604][ T30] r4:ea7bddc0 [ 1479.954624][ T30] [<804f42e8>] (_vm_unmap_aliases) from [<804f8138>] (vfree+0x16c/0x210) [ 1479.954729][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cd5800 [ 1479.954750][ T30] r4:00000000 [ 1479.954772][ T30] [<804f7fcc>] (vfree) from [<80563f44>] (execmem_free+0x30/0x50) [ 1479.954871][ T30] r9:83018405 r8:85a12400 r7:00000000 r6:83018400 r5:00001000 r4:7f061000 [ 1479.954895][ T30] [<80563f14>] (execmem_free) from [<803cb234>] (bpf_jit_free_exec+0x10/0x14) [ 1479.954969][ T30] r5:00001000 r4:ea521000 [ 1479.955007][ T30] [<803cb224>] (bpf_jit_free_exec) from [<803cb614>] (bpf_jit_free+0x68/0xe4) [ 1479.955106][ T30] [<803cb5ac>] (bpf_jit_free) from [<803cc73c>] (bpf_prog_free_deferred+0x140/0x158) [ 1479.955180][ T30] r5:85d9df94 r4:85cda000 [ 1479.955201][ T30] [<803cc5fc>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1479.955267][ T30] r7:dddcfb40 r6:83018400 r5:85d9df94 r4:85cda000 [ 1479.955287][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1479.955361][ T30] r10:61c88647 r9:85a12400 r8:85cda02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1479.955386][ T30] r4:85cda000 [ 1479.955405][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.955479][ T30] r10:00000000 r9:85cda000 r8:802762fc r7:ea795e60 r6:85cda800 r5:85a12400 [ 1479.955500][ T30] r4:00000001 [ 1479.955518][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.955591][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1479.955648][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1479.955691][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.955727][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.955771][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.955797][ T30] r4:85c99280 [ 1479.955891][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1479.965076][ T30] NMI backtrace for cpu 0 [ 1479.965966][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1479.966258][ T30] Hardware name: ARM-Versatile Express [ 1479.966376][ T30] Call trace: [ 1479.966459][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1479.966623][ T30] r7:00000000 r6:00000113 r5:60000193 r4:822957d8 [ 1479.966647][ T30] [<80201b58>] (show_stack) from [<8021edec>] (dump_stack_lvl+0x70/0x7c) [ 1479.966708][ T30] [<8021ed7c>] (dump_stack_lvl) from [<8021ee10>] (dump_stack+0x18/0x1c) [ 1479.966777][ T30] r5:00000000 r4:00000001 [ 1479.966797][ T30] [<8021edf8>] (dump_stack) from [<81a9b540>] (nmi_cpu_backtrace+0x160/0x17c) [ 1479.966867][ T30] [<81a9b3e0>] (nmi_cpu_backtrace) from [<81a9b68c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1479.966971][ T30] r7:00000000 r6:8280c6d0 r5:8281af1c r4:ffffffff [ 1479.967148][ T30] [<81a9b55c>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1479.967359][ T30] r9:00007bef r8:8280c850 r7:0001cce5 r6:00007bef r5:82ac27e4 r4:00000048 [ 1479.967395][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa319c>] (sys_info+0x68/0xa8) [ 1479.967455][ T30] [<81aa3134>] (sys_info) from [<80383780>] (watchdog+0x464/0x8a0) [ 1479.967521][ T30] r5:82ac27e4 r4:8612d40c [ 1479.967542][ T30] [<8038331c>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.967615][ T30] r10:00000000 r9:00000000 r8:8038331c r7:8332b080 r6:8332b080 r5:8321e000 [ 1479.967638][ T30] r4:00000001 [ 1479.967657][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.967710][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1479.967750][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1479.967788][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.967847][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.967895][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.968044][ T30] r4:832c0cc0 [ 1479.968402][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1479.969895][ C1] NMI backtrace for cpu 1 [ 1479.970037][ C1] CPU: 1 UID: 0 PID: 2819 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1479.970069][ C1] Hardware name: ARM-Versatile Express [ 1479.970103][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1479.970158][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1479.970198][ C1] pc : [<81abc6b0>] lr : [<80aa3868>] psr: 600e0113 [ 1479.970223][ C1] sp : eb17deb0 ip : eb17dec0 fp : eb17debc [ 1479.970245][ C1] r10: 82959bc4 r9 : 00000001 r8 : 00000000 [ 1479.970273][ C1] r7 : 00000117 r6 : 82959b28 r5 : 00000000 r4 : 00000001 [ 1479.970299][ C1] r3 : 00000761 r2 : 00000000 r1 : 600e0113 r0 : 84148840 [ 1479.970381][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1479.970428][ C1] Control: 30c5387d Table: 84f32800 DAC: 00000000 [ 1479.970466][ C1] Call trace: [ 1479.970490][ C1] [<81abc688>] (_raw_spin_unlock_irqrestore) from [<80aa3868>] (pl011_console_device_unlock+0x20/0x24) [ 1479.970528][ C1] [<80aa3848>] (pl011_console_device_unlock) from [<802e5720>] (nbcon_emit_one+0x88/0x100) [ 1479.970561][ C1] [<802e5698>] (nbcon_emit_one) from [<802e59a0>] (nbcon_kthread_func+0x208/0x2e4) [ 1479.970593][ C1] r6:82abf0fc r5:82959b28 r4:8387bc00 [ 1479.970601][ C1] [<802e5798>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1479.970637][ C1] r10:00000000 r9:82959b28 r8:802e5798 r7:84ae7e00 r6:84ae7e00 r5:8387bc00 [ 1479.970647][ C1] r4:00000001 [ 1479.970654][ C1] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1479.970678][ C1] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1479.970697][ C1] dfa0: 00000000 00000000 00000000 00000000 [ 1479.970714][ C1] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1479.970729][ C1] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1479.970747][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1479.970756][ C1] r4:830a0100 1970/01/01 00:24:42 executed programs: 1186 1970/01/01 00:24:48 executed programs: 1201 [ 1489.027622][ T3382] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1489.117061][ T3382] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1489.219062][ T3382] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1489.318005][ T3382] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1490.712831][ T3382] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1490.743292][ T3382] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1490.756642][ T3382] bond0 (unregistering): Released all slaves [ 1490.932989][ T3382] hsr_slave_0: left promiscuous mode [ 1490.942968][ T3382] hsr_slave_1: left promiscuous mode [ 1490.974578][ T3382] veth1_macvtap: left promiscuous mode [ 1490.975727][ T3382] veth0_macvtap: left promiscuous mode [ 1490.976017][ T3382] veth1_vlan: left promiscuous mode [ 1490.976173][ T3382] veth0_vlan: left promiscuous mode [ 1497.450292][ T6553] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1497.464194][ T6553] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1499.850333][ T6553] hsr_slave_0: entered promiscuous mode [ 1499.854329][ T6553] hsr_slave_1: entered promiscuous mode [ 1501.471177][ T6553] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1501.498828][ T6553] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1501.519356][ T6553] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1501.535751][ T6553] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1503.466632][ T6553] 8021q: adding VLAN 0 to HW filter on device bond0