syzkaller login: [ 879.028661][ T29] kauditd_printk_skb: 10 callbacks suppressed [ 879.030163][ T29] audit: type=1400 audit(878.930:56): 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 [ 879.033123][ T29] audit: type=1400 audit(878.930:57): 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]:3160' (ED25519) to the list of known hosts. [ 932.424058][ T29] audit: type=1400 audit(932.320:58): avc: denied { execute } for pid=3118 comm="sh" name="syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 932.475217][ T29] audit: type=1400 audit(932.380:59): avc: denied { execute_no_trans } for pid=3118 comm="sh" path="/syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 1970/01/01 00:16:20 parsed 1 programs [ 981.063257][ T29] audit: type=1400 audit(980.960:60): avc: denied { node_bind } for pid=3118 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 983.433322][ T29] audit: type=1400 audit(983.330:61): avc: denied { mounton } for pid=3127 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 [ 983.441895][ T29] audit: type=1400 audit(983.340:62): avc: denied { mount } for pid=3127 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 [ 983.458111][ T3127] cgroup: Unknown subsys name 'net' [ 983.466740][ T29] audit: type=1400 audit(983.370:63): avc: denied { unmount } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 983.700048][ T3127] cgroup: Unknown subsys name 'cpuset' [ 983.707884][ T3127] cgroup: Unknown subsys name 'hugetlb' [ 983.708827][ T3127] cgroup: Unknown subsys name 'rlimit' [ 983.923617][ T29] audit: type=1400 audit(983.820:64): avc: denied { setattr } for pid=3127 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 [ 983.926815][ T29] audit: type=1400 audit(983.830:65): avc: denied { create } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 983.932704][ T29] audit: type=1400 audit(983.830:66): avc: denied { write } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 983.935803][ T29] audit: type=1400 audit(983.840:67): avc: denied { module_request } for pid=3127 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 [ 984.016543][ T29] audit: type=1400 audit(983.920:68): avc: denied { read } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 984.024114][ T29] audit: type=1400 audit(983.930:69): avc: denied { mounton } for pid=3127 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 [ 984.232164][ T3130] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 990.071656][ T3127] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 997.607542][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 997.614416][ T29] audit: type=1400 audit(997.510:75): 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 [ 997.628810][ T29] audit: type=1400 audit(997.530:76): avc: denied { read } for pid=3132 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 997.634239][ T29] audit: type=1400 audit(997.530:77): avc: denied { open } for pid=3132 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 [ 997.640871][ T29] audit: type=1400 audit(997.540:78): avc: denied { mounton } for pid=3132 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 [ 997.780369][ T29] audit: type=1400 audit(997.680:79): avc: denied { mount } for pid=3132 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 [ 997.788490][ T29] audit: type=1400 audit(997.690:80): avc: denied { mounton } for pid=3132 comm="syz-executor" path="/syzkaller.0MtL2z/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 [ 997.797043][ T29] audit: type=1400 audit(997.700:81): avc: denied { mount } for pid=3132 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 [ 997.810908][ T29] audit: type=1400 audit(997.710:82): avc: denied { mounton } for pid=3132 comm="syz-executor" path="/syzkaller.0MtL2z/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 [ 997.817591][ T29] audit: type=1400 audit(997.720:83): avc: denied { mounton } for pid=3132 comm="syz-executor" path="/syzkaller.0MtL2z/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=564 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 997.846896][ T29] audit: type=1400 audit(997.750:84): avc: denied { unmount } for pid=3132 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 997.947994][ T3132] 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. [ 1001.391867][ T3207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1001.402206][ T3207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1002.204866][ T3207] hsr_slave_0: entered promiscuous mode [ 1002.210012][ T3207] hsr_slave_1: entered promiscuous mode [ 1002.557116][ T3207] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1002.566821][ T3207] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1002.574830][ T3207] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1002.583336][ T3207] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1003.230919][ T3207] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1005.104746][ T3207] veth0_vlan: entered promiscuous mode [ 1005.117542][ T3207] veth1_vlan: entered promiscuous mode [ 1005.157825][ T3207] veth0_macvtap: entered promiscuous mode [ 1005.165704][ T3207] veth1_macvtap: entered promiscuous mode [ 1005.225917][ T3099] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1005.228670][ T3099] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1005.230298][ T3099] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1005.239683][ T3099] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1005.479880][ T3099] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1005.939168][ T3099] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1006.008113][ T3099] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1006.086185][ T3099] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1006.145804][ T29] kauditd_printk_skb: 12 callbacks suppressed [ 1006.146701][ T29] audit: type=1400 audit(1006.050:97): avc: denied { create } for pid=3562 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 1006.370715][ T3099] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1006.378464][ T3099] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1006.388408][ T3099] bond0 (unregistering): Released all slaves [ 1006.478732][ T3099] hsr_slave_0: left promiscuous mode [ 1006.480661][ T3099] hsr_slave_1: left promiscuous mode [ 1006.488112][ T3099] veth1_macvtap: left promiscuous mode [ 1006.490041][ T3099] veth0_macvtap: left promiscuous mode [ 1006.490721][ T3099] veth1_vlan: left promiscuous mode [ 1006.494842][ T3099] veth0_vlan: left promiscuous mode [ 1007.386842][ T29] audit: type=1400 audit(1007.290:98): avc: denied { ioctl } for pid=3607 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 [ 1008.338150][ T29] audit: type=1401 audit(1008.240:99): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 1970/01/01 00:16:56 executed programs: 0 [ 1018.211045][ T3736] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1018.214969][ T3736] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1018.676782][ T3736] hsr_slave_0: entered promiscuous mode [ 1018.678190][ T3736] hsr_slave_1: entered promiscuous mode [ 1018.862156][ T3736] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1018.868394][ T3736] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1018.875581][ T3736] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1018.879833][ T3736] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1019.545135][ T3736] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1022.234199][ T3736] veth0_vlan: entered promiscuous mode [ 1022.256868][ T3736] veth1_vlan: entered promiscuous mode [ 1022.310096][ T3736] veth0_macvtap: entered promiscuous mode [ 1022.320234][ T3736] veth1_macvtap: entered promiscuous mode [ 1022.387216][ T1254] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1022.387926][ T1254] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1022.388120][ T1254] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1022.388188][ T1254] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:17:02 executed programs: 2 [ 1022.619424][ T29] audit: type=1400 audit(1022.520:100): avc: denied { prog_load } for pid=4046 comm="syz.1.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 1022.622939][ T29] audit: type=1400 audit(1022.520:101): avc: denied { bpf } for pid=4046 comm="syz.1.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1022.625667][ T29] audit: type=1400 audit(1022.530:102): avc: denied { perfmon } for pid=4046 comm="syz.1.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1022.657829][ T29] audit: type=1400 audit(1022.560:103): avc: denied { prog_run } for pid=4046 comm="syz.1.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:17:07 executed programs: 20 1970/01/01 00:17:12 executed programs: 39 1970/01/01 00:17:17 executed programs: 57 1970/01/01 00:17:23 executed programs: 68 1970/01/01 00:17:28 executed programs: 80 1970/01/01 00:17:34 executed programs: 90 1970/01/01 00:17:39 executed programs: 103 [ 1063.763102][ C0] hrtimer: interrupt took 10008784 ns 1970/01/01 00:17:44 executed programs: 113 1970/01/01 00:17:49 executed programs: 122 1970/01/01 00:17:55 executed programs: 132 1970/01/01 00:18:00 executed programs: 142 1970/01/01 00:18:06 executed programs: 154 1970/01/01 00:18:11 executed programs: 165 1970/01/01 00:18:16 executed programs: 176 1970/01/01 00:18:21 executed programs: 186 1970/01/01 00:18:26 executed programs: 197 1970/01/01 00:18:31 executed programs: 209 1970/01/01 00:18:37 executed programs: 220 1970/01/01 00:18:42 executed programs: 236 1970/01/01 00:18:47 executed programs: 247 1970/01/01 00:18:53 executed programs: 258 1970/01/01 00:18:58 executed programs: 270 1970/01/01 00:19:03 executed programs: 282 1970/01/01 00:19:08 executed programs: 295 1970/01/01 00:19:14 executed programs: 306 1970/01/01 00:19:19 executed programs: 318 1970/01/01 00:19:25 executed programs: 330 1970/01/01 00:19:30 executed programs: 342 1970/01/01 00:19:35 executed programs: 351 1970/01/01 00:19:40 executed programs: 364 1970/01/01 00:19:46 executed programs: 376 1970/01/01 00:19:51 executed programs: 384 1970/01/01 00:19:56 executed programs: 396 1970/01/01 00:20:02 executed programs: 410 1970/01/01 00:20:07 executed programs: 423 1970/01/01 00:20:12 executed programs: 434 1970/01/01 00:20:18 executed programs: 445 1970/01/01 00:20:23 executed programs: 459 1970/01/01 00:20:28 executed programs: 471 1970/01/01 00:20:33 executed programs: 484 1970/01/01 00:20:38 executed programs: 494 1970/01/01 00:20:44 executed programs: 508 1970/01/01 00:20:49 executed programs: 519 1970/01/01 00:20:55 executed programs: 534 1970/01/01 00:21:00 executed programs: 545 1970/01/01 00:21:05 executed programs: 560 1970/01/01 00:21:11 executed programs: 573 1970/01/01 00:21:16 executed programs: 587 1970/01/01 00:21:21 executed programs: 596 [ 1284.041288][ T3165] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1284.125889][ T3165] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1284.209834][ T3165] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1284.330112][ T3165] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1285.867155][ T3165] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1285.880942][ T3165] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1285.978970][ T3165] bond0 (unregistering): Released all slaves [ 1286.204029][ T3165] hsr_slave_0: left promiscuous mode [ 1286.209161][ T3165] hsr_slave_1: left promiscuous mode [ 1286.254870][ T3165] veth1_macvtap: left promiscuous mode [ 1286.256034][ T3165] veth0_macvtap: left promiscuous mode [ 1286.257442][ T3165] veth1_vlan: left promiscuous mode [ 1286.259502][ T3165] veth0_vlan: left promiscuous mode [ 1291.308185][ T5222] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1291.324774][ T5222] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1294.029353][ T5222] hsr_slave_0: entered promiscuous mode [ 1294.030575][ T5222] hsr_slave_1: entered promiscuous mode [ 1295.686636][ T5222] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1295.717106][ T5222] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1295.739420][ T5222] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1295.846698][ T5222] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1297.926079][ T5222] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1306.690997][ T5222] veth0_vlan: entered promiscuous mode [ 1306.715926][ T5222] veth1_vlan: entered promiscuous mode [ 1306.929504][ T5222] veth0_macvtap: entered promiscuous mode [ 1306.949940][ T5222] veth1_macvtap: entered promiscuous mode [ 1307.280542][ T3099] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1307.283953][ T3099] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1307.285331][ T3099] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1307.286682][ T3099] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:21:47 executed programs: 602 1970/01/01 00:21:52 executed programs: 627 1970/01/01 00:21:57 executed programs: 649 1970/01/01 00:22:03 executed programs: 660 1970/01/01 00:22:08 executed programs: 673 1970/01/01 00:22:13 executed programs: 685 1970/01/01 00:22:19 executed programs: 697 1970/01/01 00:22:24 executed programs: 711 1970/01/01 00:22:30 executed programs: 721 1970/01/01 00:22:35 executed programs: 733 1970/01/01 00:22:40 executed programs: 743 1970/01/01 00:22:45 executed programs: 756 1970/01/01 00:22:51 executed programs: 769 1970/01/01 00:22:56 executed programs: 779 1970/01/01 00:23:01 executed programs: 790 1970/01/01 00:23:06 executed programs: 801 1970/01/01 00:23:11 executed programs: 813 1970/01/01 00:23:17 executed programs: 823 1970/01/01 00:23:22 executed programs: 833 1970/01/01 00:23:27 executed programs: 843 1970/01/01 00:23:33 executed programs: 854 1970/01/01 00:23:38 executed programs: 865 1970/01/01 00:23:43 executed programs: 878 1970/01/01 00:23:49 executed programs: 890 1970/01/01 00:23:54 executed programs: 901 1970/01/01 00:23:59 executed programs: 912 1970/01/01 00:24:04 executed programs: 921 1970/01/01 00:24:10 executed programs: 936 1970/01/01 00:24:15 executed programs: 946 1970/01/01 00:24:20 executed programs: 957 1970/01/01 00:24:25 executed programs: 970 1970/01/01 00:24:30 executed programs: 979 1970/01/01 00:24:35 executed programs: 990 1970/01/01 00:24:40 executed programs: 1000 1970/01/01 00:24:46 executed programs: 1015 1970/01/01 00:24:51 executed programs: 1034 1970/01/01 00:24:56 executed programs: 1048 1970/01/01 00:25:01 executed programs: 1058 1970/01/01 00:25:07 executed programs: 1070 1970/01/01 00:25:12 executed programs: 1084 1970/01/01 00:25:17 executed programs: 1098 1970/01/01 00:25:22 executed programs: 1111 1970/01/01 00:25:27 executed programs: 1123 1970/01/01 00:25:33 executed programs: 1137 1970/01/01 00:25:38 executed programs: 1149 1970/01/01 00:25:43 executed programs: 1161 1970/01/01 00:25:48 executed programs: 1171 1970/01/01 00:25:54 executed programs: 1186 1970/01/01 00:25:59 executed programs: 1195 [ 1562.563152][ T5459] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1562.733741][ T5459] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1562.828223][ T5459] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1562.970245][ T5459] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1563.514773][ T5459] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1563.535422][ T5459] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1563.556219][ T5459] bond0 (unregistering): Released all slaves [ 1563.693550][ T5459] hsr_slave_0: left promiscuous mode [ 1563.699555][ T5459] hsr_slave_1: left promiscuous mode [ 1563.726949][ T5459] veth1_macvtap: left promiscuous mode [ 1563.727395][ T5459] veth0_macvtap: left promiscuous mode [ 1563.727867][ T5459] veth1_vlan: left promiscuous mode [ 1563.728008][ T5459] veth0_vlan: left promiscuous mode [ 1570.240082][ T6508] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1570.258035][ T6508] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1572.594133][ T6508] hsr_slave_0: entered promiscuous mode [ 1572.595704][ T6508] hsr_slave_1: entered promiscuous mode [ 1573.341816][ T6508] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1573.361099][ T6508] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1573.380544][ T6508] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1573.395744][ T6508] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1575.332046][ T6508] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1583.036518][ T6508] veth0_vlan: entered promiscuous mode [ 1583.078216][ T6508] veth1_vlan: entered promiscuous mode [ 1583.199160][ T6508] veth0_macvtap: entered promiscuous mode [ 1583.234550][ T6508] veth1_macvtap: entered promiscuous mode [ 1583.535168][ T3099] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1583.535577][ T3099] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1583.544488][ T3099] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1583.544925][ T3099] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:26:23 executed programs: 1202 1970/01/01 00:26:28 executed programs: 1216 1970/01/01 00:26:34 executed programs: 1230 1970/01/01 00:26:39 executed programs: 1239 1970/01/01 00:26:44 executed programs: 1250 1970/01/01 00:26:49 executed programs: 1264 1970/01/01 00:26:54 executed programs: 1277 1970/01/01 00:26:59 executed programs: 1288 1970/01/01 00:27:05 executed programs: 1298 1970/01/01 00:27:10 executed programs: 1311 1970/01/01 00:27:15 executed programs: 1322 1970/01/01 00:27:20 executed programs: 1335 1970/01/01 00:27:26 executed programs: 1347 1970/01/01 00:27:31 executed programs: 1358 1970/01/01 00:27:36 executed programs: 1371 1970/01/01 00:27:42 executed programs: 1382 1970/01/01 00:27:47 executed programs: 1394 1970/01/01 00:27:52 executed programs: 1407 1970/01/01 00:27:57 executed programs: 1418 1970/01/01 00:28:02 executed programs: 1428 1970/01/01 00:28:07 executed programs: 1440 1970/01/01 00:28:13 executed programs: 1457 1970/01/01 00:28:18 executed programs: 1473 [ 1699.763817][ T30] INFO: task kworker/0:18:4142 blocked for more than 430 seconds. [ 1699.765439][ T30] Not tainted syzkaller #0 [ 1699.766482][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1699.767545][ T30] task:kworker/0:18 state:D stack:0 pid:4142 tgid:4142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1699.769697][ T30] Workqueue: events bpf_prog_free_deferred [ 1699.772904][ T30] Call trace: [ 1699.774201][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1699.775539][ T30] r10:dfc99d84 r9:829174e8 r8:60000013 r7:829174e8 r6:dfc99d8c r5:83f51800 [ 1699.776451][ T30] r4:83f51800 [ 1699.777209][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1699.778181][ T30] r5:83f51800 r4:829174e4 [ 1699.782843][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1699.784041][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1699.785076][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 [ 1699.786028][ T30] r4:00000000 [ 1699.786637][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1699.787888][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1699.788887][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1699.789840][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e64e80 [ 1699.790747][ T30] r4:00000000 [ 1699.791519][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1699.793092][ T30] r9:83018405 r8:83f51800 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1699.793903][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1699.794833][ T30] r5:00001000 r4:e01f7000 [ 1699.795463][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1699.796348][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1699.797441][ T30] r5:85e37f94 r4:85bc2900 [ 1699.798038][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1699.803152][ T30] r7:dddcfb40 r6:83018400 r5:85e37f94 r4:85bc2900 [ 1699.804032][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1699.805070][ T30] r10:61c88647 r9:83f51800 r8:85bc292c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1699.806069][ T30] r4:85bc2900 [ 1699.806677][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1699.807701][ T30] r10:00000000 r9:85bc2900 r8:802762fc r7:dfb39e60 r6:85bc2580 r5:83f51800 [ 1699.808567][ T30] r4:00000001 [ 1699.809214][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1699.810225][ T30] Exception stack(0xdfc99fb0 to 0xdfc99ff8) [ 1699.811290][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1699.812965][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1699.813920][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1699.814900][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1699.816321][ T30] r4:85bba440 [ 1699.818448][ T30] INFO: task kworker/0:18:4142 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1699.828019][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1699.834444][ T30] Workqueue: events bpf_prog_free_deferred [ 1699.835559][ T30] Call trace: [ 1699.836421][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1699.837466][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1699.838382][ T30] r4:00000000 [ 1699.839062][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1699.840028][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1699.840773][ T30] 9d20: 9b69a000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1699.841752][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1699.843321][ T30] 9d60: 80000013 ffffffff [ 1699.843993][ T30] r5:80000013 r4:80239030 [ 1699.844628][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1699.845598][ T30] r4:82ace224 [ 1699.846187][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1699.847331][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1699.848117][ T30] r4:eac59dc0 [ 1699.848723][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1699.849610][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1699.852726][ T30] r4:00000000 [ 1699.853390][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1699.854356][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1699.855242][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1699.856349][ T30] r5:00001000 r4:ead23000 [ 1699.856992][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1699.857927][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1699.858970][ T30] r5:85e07394 r4:85e6c600 [ 1699.859702][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1699.860785][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1699.863637][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1699.864705][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1699.865746][ T30] r4:85e6c600 [ 1699.866997][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1699.867946][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1699.872949][ T30] r4:00000001 [ 1699.873745][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1699.874722][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1699.875495][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1699.876384][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1699.877270][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1699.882994][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1699.883217][ T30] r4:85e69240 [ 1699.883766][ T30] INFO: task kworker/0:20:4150 blocked for more than 430 seconds. [ 1699.883838][ T30] Not tainted syzkaller #0 [ 1699.883891][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1699.883950][ T30] task:kworker/0:20 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1699.884038][ T30] Workqueue: events bpf_prog_free_deferred [ 1699.884118][ T30] Call trace: [ 1699.884242][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1699.884340][ T30] r10:e8489d84 r9:829174e8 r8:60000113 r7:829174e8 r6:e8489d8c r5:83314800 [ 1699.884453][ T30] r4:83314800 [ 1699.884509][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1699.884585][ T30] r5:83314800 r4:829174e4 [ 1699.884602][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1699.884676][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1699.884745][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8489e08 [ 1699.884799][ T30] r4:00000000 [ 1699.884823][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1699.884873][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1699.884930][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1699.885044][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e64d00 [ 1699.885074][ T30] r4:00000000 [ 1699.885091][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1699.885199][ T30] r9:83018405 r8:83314800 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1699.885224][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1699.885294][ T30] r5:00001000 r4:ea58f000 [ 1699.885315][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1699.885377][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1699.885467][ T30] r5:85e36394 r4:85bc2980 [ 1699.885490][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1699.885570][ T30] r7:dddcfb40 r6:83018400 r5:85e36394 r4:85bc2980 [ 1699.885592][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1699.885658][ T30] r10:61c88647 r9:83314800 r8:85bc29ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1699.885678][ T30] r4:85bc2980 [ 1699.885734][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1699.885807][ T30] r10:00000000 r9:85bc2980 r8:802762fc r7:dfc99e60 r6:85bbe300 r5:83314800 [ 1699.885828][ T30] r4:00000001 [ 1699.885845][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1699.885895][ T30] Exception stack(0xe8489fb0 to 0xe8489ff8) [ 1699.885927][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1699.885961][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1699.886063][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1699.886105][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1699.886180][ T30] r4:85ba6900 [ 1699.887371][ T30] INFO: task kworker/0:20:4150 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1699.887442][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1699.887570][ T30] Workqueue: events bpf_prog_free_deferred [ 1699.887627][ T30] Call trace: [ 1699.887653][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1699.887774][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1699.887803][ T30] r4:00000000 [ 1699.887854][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1699.887919][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1699.887959][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1699.887996][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1699.888053][ T30] 9d60: 80000013 ffffffff [ 1699.888087][ T30] r5:80000013 r4:80239030 [ 1699.888103][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1699.888173][ T30] r4:82ace224 [ 1699.888222][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1699.888321][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1699.888379][ T30] r4:eac59dc0 [ 1699.888460][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1699.888638][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1699.888670][ T30] r4:00000000 [ 1699.888688][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1699.888768][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1699.888787][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1699.888854][ T30] r5:00001000 r4:ead23000 [ 1699.888871][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1699.888928][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1699.888991][ T30] r5:85e07394 r4:85e6c600 [ 1699.889061][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1699.889138][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1699.889256][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1699.889345][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1699.889366][ T30] r4:85e6c600 [ 1699.889419][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1699.889523][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1699.889599][ T30] r4:00000001 [ 1699.889653][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1699.889800][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1699.889835][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1699.889893][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1699.889957][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1699.890055][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1699.890085][ T30] r4:85e69240 [ 1699.890110][ T30] INFO: task kworker/0:21:4153 blocked for more than 430 seconds. [ 1699.890143][ T30] Not tainted syzkaller #0 [ 1699.890166][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1699.890180][ T30] task:kworker/0:21 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1699.890235][ T30] Workqueue: events bpf_prog_free_deferred [ 1699.890281][ T30] Call trace: [ 1699.890332][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1699.890416][ T30] r10:e03e9d84 r9:829174e8 r8:60000013 r7:829174e8 r6:e03e9d8c r5:83932400 [ 1699.890436][ T30] r4:83932400 [ 1699.890451][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1699.890512][ T30] r5:83932400 r4:829174e4 [ 1699.890552][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1699.890613][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1699.890677][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e03e9e08 [ 1699.890695][ T30] r4:00000000 [ 1699.890710][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1699.890760][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1699.890814][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1699.890886][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e649c0 [ 1699.890907][ T30] r4:00000000 [ 1699.890958][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1699.891033][ T30] r9:83018405 r8:83932400 r7:00000000 r6:83018400 r5:00001000 r4:7f047000 [ 1699.891080][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1699.891150][ T30] r5:00001000 r4:dfc21000 [ 1699.891166][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1699.891266][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1699.891336][ T30] r5:85e37794 r4:85bc2d80 [ 1699.891352][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1699.891421][ T30] r7:dddcfb40 r6:83018400 r5:85e37794 r4:85bc2d80 [ 1699.891437][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1699.891542][ T30] r10:61c88647 r9:83932400 r8:85bc2dac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1699.891577][ T30] r4:85bc2d80 [ 1699.891591][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1699.891729][ T30] r10:00000000 r9:85bc2d80 r8:802762fc r7:dfc99e60 r6:85bbe500 r5:83932400 [ 1699.891858][ T30] r4:00000001 [ 1699.891880][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1699.891931][ T30] Exception stack(0xe03e9fb0 to 0xe03e9ff8) [ 1699.891960][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1699.891993][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1699.892022][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1699.892092][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1699.892117][ T30] r4:85ba9100 [ 1699.947567][ T30] INFO: task kworker/0:21:4153 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1699.947671][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1699.947773][ T30] Workqueue: events bpf_prog_free_deferred [ 1699.947859][ T30] Call trace: [ 1699.947933][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1699.948036][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1699.948061][ T30] r4:00000000 [ 1699.948079][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1699.948168][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1699.948248][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1699.948289][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1699.948353][ T30] 9d60: 80000013 ffffffff [ 1699.948388][ T30] r5:80000013 r4:80239030 [ 1699.948406][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1699.948481][ T30] r4:82ace224 [ 1699.948499][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1699.948582][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1699.948605][ T30] r4:eac59dc0 [ 1699.948715][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1699.948800][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1699.948823][ T30] r4:00000000 [ 1699.948874][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1699.948961][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1699.948982][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1699.949098][ T30] r5:00001000 r4:ead23000 [ 1699.949123][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1699.949186][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1699.949263][ T30] r5:85e07394 r4:85e6c600 [ 1699.949287][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1699.949366][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1699.949385][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1699.949456][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1699.949478][ T30] r4:85e6c600 [ 1699.949495][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1699.949578][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1699.949600][ T30] r4:00000001 [ 1699.949617][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1699.949668][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1699.949734][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1699.949778][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1699.949811][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1699.949850][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1699.949873][ T30] r4:85e69240 [ 1699.950885][ T30] INFO: task kworker/0:222:5108 blocked for more than 430 seconds. [ 1699.950996][ T30] Not tainted syzkaller #0 [ 1699.951072][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1699.951113][ T30] task:kworker/0:222 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1699.951219][ T30] Workqueue: events bpf_prog_free_deferred [ 1699.951279][ T30] Call trace: [ 1699.951348][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1699.951493][ T30] r10:eac6dd84 r9:829174e8 r8:60000113 r7:829174e8 r6:eac6dd8c r5:85228c00 [ 1699.951525][ T30] r4:85228c00 [ 1699.951550][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1699.951633][ T30] r5:85228c00 r4:829174e4 [ 1699.951650][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1699.951708][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1699.951768][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1699.951787][ T30] r4:00000000 [ 1699.951803][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1699.951850][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1699.951933][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1699.952073][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e646c0 [ 1699.952101][ T30] r4:00000000 [ 1699.952143][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1699.952214][ T30] r9:83018405 r8:85228c00 r7:00000000 r6:83018400 r5:00001000 r4:7f071000 [ 1699.952269][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1699.978531][ T30] r5:00001000 r4:ead45000 [ 1699.978602][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1699.978703][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1699.978763][ T30] r5:85e37394 r4:85b22200 [ 1699.978781][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1699.978876][ T30] r7:dddcfb40 r6:83018400 r5:85e37394 r4:85b22200 [ 1699.978929][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1699.979003][ T30] r10:61c88647 r9:85228c00 r8:85b2222c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1699.979026][ T30] r4:85b22200 [ 1699.979104][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1699.979178][ T30] r10:00000000 r9:85b22200 r8:802762fc r7:eaba1e60 r6:85b22280 r5:85228c00 [ 1699.979199][ T30] r4:00000001 [ 1699.979249][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1699.979330][ T30] Exception stack(0xeac6dfb0 to 0xeac6dff8) [ 1699.979381][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1699.979449][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1699.979554][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1699.979666][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1699.979692][ T30] r4:85b19f40 [ 1699.981333][ T30] INFO: task kworker/0:222:5108 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1699.981418][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1699.981509][ T30] Workqueue: events bpf_prog_free_deferred [ 1699.981644][ T30] Call trace: [ 1699.981674][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1699.981763][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1699.981787][ T30] r4:00000000 [ 1699.981804][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1699.981861][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1699.981970][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1699.982014][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1699.982075][ T30] 9d60: 80000013 ffffffff [ 1699.982107][ T30] r5:80000013 r4:80239030 [ 1699.982127][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1699.982195][ T30] r4:82ace224 [ 1699.982212][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1700.005744][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1700.005807][ T30] r4:eac59dc0 [ 1700.005864][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.005975][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1700.005997][ T30] r4:00000000 [ 1700.006013][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.006084][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1700.006100][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.006166][ T30] r5:00001000 r4:ead23000 [ 1700.006183][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.006242][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.006406][ T30] r5:85e07394 r4:85e6c600 [ 1700.006431][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.006501][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1700.006519][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.006590][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.006611][ T30] r4:85e6c600 [ 1700.007380][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.007463][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1700.007668][ T30] r4:00000001 [ 1700.007781][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.007884][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1700.007926][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.007958][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.008097][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.008297][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.008326][ T30] r4:85e69240 [ 1700.008392][ T30] INFO: task kworker/0:223:5121 blocked for more than 430 seconds. [ 1700.008433][ T30] Not tainted syzkaller #0 [ 1700.008510][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1700.008533][ T30] task:kworker/0:223 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.008747][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.008889][ T30] Call trace: [ 1700.008933][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1700.009091][ T30] r10:eabe5d84 r9:829174e8 r8:60000013 r7:829174e8 r6:eabe5d8c r5:851e3c00 [ 1700.009118][ T30] r4:851e3c00 [ 1700.009136][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1700.009431][ T30] r5:851e3c00 r4:829174e4 [ 1700.009540][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1700.009614][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1700.009684][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1700.009709][ T30] r4:00000000 [ 1700.009727][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1700.009803][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1700.009901][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.009977][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e64480 [ 1700.010542][ T30] r4:00000000 [ 1700.010654][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.010882][ T30] r9:83018405 r8:851e3c00 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000 [ 1700.010994][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.011100][ T30] r5:00001000 r4:ea6c3000 [ 1700.011123][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.011216][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.011282][ T30] r5:85e35394 r4:85b22500 [ 1700.011301][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.011369][ T30] r7:dddcfb40 r6:83018400 r5:85e35394 r4:85b22500 [ 1700.011440][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.011516][ T30] r10:61c88647 r9:851e3c00 r8:85b2252c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1700.011749][ T30] r4:85b22500 [ 1700.011967][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.012336][ T30] r10:00000000 r9:85b22500 r8:802762fc r7:e8489e60 r6:85e6c300 r5:851e3c00 [ 1700.043480][ T30] r4:00000001 [ 1700.043551][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.043646][ T30] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 1700.043684][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1700.043741][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.043796][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.043844][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.043867][ T30] r4:85e64300 [ 1700.044936][ T30] INFO: task kworker/0:223:5121 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1700.044989][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.045148][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.045204][ T30] Call trace: [ 1700.045231][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1700.045318][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1700.045424][ T30] r4:00000000 [ 1700.045455][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1700.045519][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1700.045563][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1700.045616][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1700.045647][ T30] 9d60: 80000013 ffffffff [ 1700.045672][ T30] r5:80000013 r4:80239030 [ 1700.045689][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1700.045809][ T30] r4:82ace224 [ 1700.045848][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1700.045923][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1700.045949][ T30] r4:eac59dc0 [ 1700.045966][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.046073][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1700.046163][ T30] r4:00000000 [ 1700.046256][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.046340][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1700.046458][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.047138][ T30] r5:00001000 r4:ead23000 [ 1700.047176][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.047289][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.047368][ T30] r5:85e07394 r4:85e6c600 [ 1700.047488][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.047569][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1700.047588][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.047745][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.047846][ T30] r4:85e6c600 [ 1700.047870][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.047939][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1700.048044][ T30] r4:00000001 [ 1700.048064][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.048110][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1700.048266][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.048308][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.048340][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.048375][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.048396][ T30] r4:85e69240 [ 1700.048443][ T30] INFO: task kworker/1:290:5134 blocked for more than 430 seconds. [ 1700.048531][ T30] Not tainted syzkaller #0 [ 1700.048566][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1700.048582][ T30] task:kworker/1:290 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.048714][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.048765][ T30] Call trace: [ 1700.048790][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1700.048931][ T30] r10:eacedd84 r9:829174e8 r8:60000013 r7:829174e8 r6:eacedd8c r5:8522a400 [ 1700.048961][ T30] r4:8522a400 [ 1700.048980][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1700.049065][ T30] r5:8522a400 r4:829174e4 [ 1700.049081][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1700.049157][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1700.049227][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 1700.049246][ T30] r4:00000000 [ 1700.049345][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1700.049397][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1700.049525][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.049605][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b25b00 [ 1700.049643][ T30] r4:00000000 [ 1700.049664][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.049808][ T30] r9:83018605 r8:8522a400 r7:00000000 r6:83018600 r5:00001000 r4:7f075000 [ 1700.050049][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.050120][ T30] r5:00001000 r4:eada5000 [ 1700.050140][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.050198][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.050256][ T30] r5:85e11b94 r4:85e6cc80 [ 1700.050289][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.050364][ T30] r7:ddde3b40 r6:83018600 r5:85e11b94 r4:85e6cc80 [ 1700.050382][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.050450][ T30] r10:61c88647 r9:8522a400 r8:85e6ccac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.050472][ T30] r4:85e6cc80 [ 1700.050487][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.050561][ T30] r10:00000000 r9:85e6cc80 r8:802762fc r7:eac2de60 r6:85b22380 r5:8522a400 [ 1700.050633][ T30] r4:00000001 [ 1700.050685][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.050741][ T30] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1700.050772][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1700.050827][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.050864][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.050951][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.050977][ T30] r4:85e69940 [ 1700.052177][ T30] INFO: task kworker/1:290:5134 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1700.052415][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.089833][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.089934][ T30] Call trace: [ 1700.089966][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1700.090067][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1700.090092][ T30] r4:00000000 [ 1700.090111][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1700.090172][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1700.090215][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1700.090285][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1700.090319][ T30] 9d60: 80000013 ffffffff [ 1700.090380][ T30] r5:80000013 r4:80239030 [ 1700.090404][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1700.090477][ T30] r4:82ace224 [ 1700.090518][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1700.090603][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1700.090628][ T30] r4:eac59dc0 [ 1700.090646][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.090719][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1700.090772][ T30] r4:00000000 [ 1700.090797][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.090877][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1700.090897][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.090965][ T30] r5:00001000 r4:ead23000 [ 1700.090985][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.091046][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.091105][ T30] r5:85e07394 r4:85e6c600 [ 1700.091174][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.091283][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1700.091360][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.091458][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.091500][ T30] r4:85e6c600 [ 1700.091523][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.091606][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1700.091629][ T30] r4:00000001 [ 1700.091646][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.091692][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1700.091719][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.091750][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.091781][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.091847][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.091872][ T30] r4:85e69240 [ 1700.091908][ T30] INFO: task kworker/1:291:5136 blocked for more than 430 seconds. [ 1700.091948][ T30] Not tainted syzkaller #0 [ 1700.091971][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1700.091987][ T30] task:kworker/1:291 state:D stack:0 pid:5136 tgid:5136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.092054][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.092132][ T30] Call trace: [ 1700.092275][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1700.114092][ T30] r10:ead49d84 r9:829174e8 r8:60000013 r7:829174e8 r6:ead49d8c r5:84f70000 [ 1700.114157][ T30] r4:84f70000 [ 1700.114178][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1700.114323][ T30] r5:84f70000 r4:829174e4 [ 1700.114343][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1700.114459][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1700.114530][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 1700.114555][ T30] r4:00000000 [ 1700.114573][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1700.114618][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1700.114674][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.114737][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e69f00 [ 1700.114789][ T30] r4:00000000 [ 1700.114812][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.114884][ T30] r9:83018605 r8:84f70000 r7:00000000 r6:83018600 r5:00001000 r4:7f073000 [ 1700.114966][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.115036][ T30] r5:00001000 r4:ead7d000 [ 1700.115053][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.115110][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.115168][ T30] r5:85e10394 r4:85e6cd00 [ 1700.115215][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.115315][ T30] r7:ddde3b40 r6:83018600 r5:85e10394 r4:85e6cd00 [ 1700.115371][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.115440][ T30] r10:61c88647 r9:84f70000 r8:85e6cd2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.115459][ T30] r4:85e6cd00 [ 1700.115565][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.115641][ T30] r10:00000000 r9:85e6cd00 r8:802762fc r7:eac2de60 r6:85e6ce00 r5:84f70000 [ 1700.115662][ T30] r4:00000001 [ 1700.115676][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.115722][ T30] Exception stack(0xead49fb0 to 0xead49ff8) [ 1700.115756][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.115789][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.115820][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.115855][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.115963][ T30] r4:85e69a80 [ 1700.117130][ T30] INFO: task kworker/1:291:5136 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1700.117176][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.117319][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.117405][ T30] Call trace: [ 1700.117438][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1700.117513][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1700.117554][ T30] r4:00000000 [ 1700.117575][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1700.117629][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1700.117662][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1700.117694][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1700.117717][ T30] 9d60: 80000013 ffffffff [ 1700.117764][ T30] r5:80000013 r4:80239030 [ 1700.117815][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1700.117881][ T30] r4:82ace224 [ 1700.117897][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1700.117992][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1700.118051][ T30] r4:eac59dc0 [ 1700.118071][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.118162][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1700.118187][ T30] r4:00000000 [ 1700.118205][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.118280][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1700.118300][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.118366][ T30] r5:00001000 r4:ead23000 [ 1700.118384][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.118457][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.118521][ T30] r5:85e07394 r4:85e6c600 [ 1700.118537][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.118613][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1700.118630][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.118700][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.118755][ T30] r4:85e6c600 [ 1700.118777][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.118878][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1700.118935][ T30] r4:00000001 [ 1700.118957][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.119008][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1700.119039][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.119105][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.119140][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.119178][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.119198][ T30] r4:85e69240 [ 1700.138644][ T30] INFO: task kworker/1:292:5139 blocked for more than 430 seconds. [ 1700.138774][ T30] Not tainted syzkaller #0 [ 1700.138802][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1700.138820][ T30] task:kworker/1:292 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.138901][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.139014][ T30] Call trace: [ 1700.139137][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1700.139261][ T30] r10:eada9d84 r9:829174e8 r8:60000013 r7:829174e8 r6:eada9d8c r5:84f71800 [ 1700.139336][ T30] r4:84f71800 [ 1700.139356][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1700.139419][ T30] r5:84f71800 r4:829174e4 [ 1700.139434][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1700.139486][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1700.139563][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 1700.139583][ T30] r4:00000000 [ 1700.139619][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1700.139685][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1700.139745][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.139812][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b10880 [ 1700.139838][ T30] r4:00000000 [ 1700.139854][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.139922][ T30] r9:83018605 r8:84f71800 r7:00000000 r6:83018600 r5:00001000 r4:7f077000 [ 1700.139939][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.140037][ T30] r5:00001000 r4:eadcd000 [ 1700.140060][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.140119][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.140212][ T30] r5:85e12b94 r4:85e6cf80 [ 1700.140246][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.140382][ T30] r7:ddde3b40 r6:83018600 r5:85e12b94 r4:85e6cf80 [ 1700.140417][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.140481][ T30] r10:61c88647 r9:84f71800 r8:85e6cfac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.140500][ T30] r4:85e6cf80 [ 1700.140516][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.140584][ T30] r10:00000000 r9:85e6cf80 r8:802762fc r7:eacede60 r6:85b1db80 r5:84f71800 [ 1700.140608][ T30] r4:00000001 [ 1700.140623][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.140671][ T30] Exception stack(0xeada9fb0 to 0xeada9ff8) [ 1700.140702][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.140735][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.140763][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.140802][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.140821][ T30] r4:85e69cc0 [ 1700.141971][ T30] INFO: task kworker/1:292:5139 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1700.142076][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.142264][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.147376][ T30] Call trace: [ 1700.147413][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1700.147515][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1700.147535][ T30] r4:00000000 [ 1700.147574][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1700.147646][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1700.147685][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1700.147718][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1700.147739][ T30] 9d60: 80000013 ffffffff [ 1700.147762][ T30] r5:80000013 r4:80239030 [ 1700.147777][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1700.147838][ T30] r4:82ace224 [ 1700.147853][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1700.147912][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1700.147930][ T30] r4:eac59dc0 [ 1700.147975][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.148043][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1700.148090][ T30] r4:00000000 [ 1700.148109][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.148204][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1700.148228][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.148290][ T30] r5:00001000 r4:ead23000 [ 1700.148308][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.148358][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.148432][ T30] r5:85e07394 r4:85e6c600 [ 1700.148454][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.148512][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1700.148529][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.148600][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.148619][ T30] r4:85e6c600 [ 1700.148684][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.148757][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1700.148799][ T30] r4:00000001 [ 1700.148817][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.148861][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1700.148889][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.148938][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.148995][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.149077][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.149106][ T30] r4:85e69240 [ 1700.149139][ T30] INFO: task kworker/0:224:5140 blocked for more than 430 seconds. [ 1700.149174][ T30] Not tainted syzkaller #0 [ 1700.149194][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1700.149208][ T30] task:kworker/0:224 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.149264][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.149303][ T30] Call trace: [ 1700.149359][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1700.149466][ T30] r10:ead81d84 r9:829174e8 r8:60000013 r7:829174e8 r6:ead81d8c r5:84f72400 [ 1700.149493][ T30] r4:84f72400 [ 1700.149510][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1700.149578][ T30] r5:84f72400 r4:829174e4 [ 1700.149625][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1700.149686][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1700.149746][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1700.149815][ T30] r4:00000000 [ 1700.149836][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1700.149903][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1700.149954][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.150016][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e64bc0 [ 1700.150065][ T30] r4:00000000 [ 1700.150083][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.150151][ T30] r9:83018405 r8:84f72400 r7:00000000 r6:83018400 r5:00001000 r4:7f049000 [ 1700.150182][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.150239][ T30] r5:00001000 r4:dfd35000 [ 1700.150324][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.150490][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.150560][ T30] r5:85e37b94 r4:85b22600 [ 1700.150576][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.150628][ T30] r7:dddcfb40 r6:83018400 r5:85e37b94 r4:85b22600 [ 1700.150642][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.150707][ T30] r10:61c88647 r9:84f72400 r8:85b2262c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1700.150727][ T30] r4:85b22600 [ 1700.150742][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.150800][ T30] r10:00000000 r9:85b22600 r8:802762fc r7:dfc99e60 r6:85e6f080 r5:84f72400 [ 1700.150840][ T30] r4:00000001 [ 1700.150871][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.150922][ T30] Exception stack(0xead81fb0 to 0xead81ff8) [ 1700.150953][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1700.150982][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.151010][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.151046][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.151067][ T30] r4:85e64640 [ 1700.152147][ T30] INFO: task kworker/0:224:5140 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1700.152193][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.193610][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.193764][ T30] Call trace: [ 1700.193849][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1700.193982][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1700.194052][ T30] r4:00000000 [ 1700.194080][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1700.194139][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1700.194178][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1700.194214][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1700.194235][ T30] 9d60: 80000013 ffffffff [ 1700.194260][ T30] r5:80000013 r4:80239030 [ 1700.194301][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1700.194374][ T30] r4:82ace224 [ 1700.194390][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1700.194457][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1700.194480][ T30] r4:eac59dc0 [ 1700.194498][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.194571][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1700.194591][ T30] r4:00000000 [ 1700.194607][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.194679][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1700.194698][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.194760][ T30] r5:00001000 r4:ead23000 [ 1700.194775][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.194828][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.194878][ T30] r5:85e07394 r4:85e6c600 [ 1700.194893][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.194950][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1700.195009][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.195085][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.195249][ T30] r4:85e6c600 [ 1700.195379][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.195457][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1700.195476][ T30] r4:00000001 [ 1700.195491][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.195537][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1700.195589][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.195625][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.195656][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.195693][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.195712][ T30] r4:85e69240 [ 1700.195788][ T30] INFO: task kworker/0:225:5145 blocked for more than 430 seconds. [ 1700.195841][ T30] Not tainted syzkaller #0 [ 1700.195865][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1700.195883][ T30] task:kworker/0:225 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.195978][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.196115][ T30] Call trace: [ 1700.196148][ T30] [<81ab1dfc>] (__schedule) from [<81ab30a8>] (schedule+0x2c/0x130) [ 1700.196222][ T30] r10:eacfdd84 r9:829174e8 r8:60000113 r7:829174e8 r6:eacfdd8c r5:8522b000 [ 1700.196242][ T30] r4:8522b000 [ 1700.196258][ T30] [<81ab307c>] (schedule) from [<81ab3230>] (schedule_preempt_disabled+0x18/0x24) [ 1700.196321][ T30] r5:8522b000 r4:829174e4 [ 1700.196337][ T30] [<81ab3218>] (schedule_preempt_disabled) from [<81ab68b4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1700.196385][ T30] [<81ab625c>] (__mutex_lock.constprop.0) from [<81ab72bc>] (__mutex_lock_slowpath+0x14/0x18) [ 1700.197285][ T30] r10:8280c9e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 [ 1700.197353][ T30] r4:00000000 [ 1700.197374][ T30] [<81ab72a8>] (__mutex_lock_slowpath) from [<81ab72fc>] (mutex_lock+0x3c/0x40) [ 1700.197449][ T30] [<81ab72c0>] (mutex_lock) from [<804f4368>] (_vm_unmap_aliases+0x68/0x240) [ 1700.197503][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.197578][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e64500 [ 1700.197600][ T30] r4:00000000 [ 1700.197615][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.197686][ T30] r9:83018405 r8:8522b000 r7:00000000 r6:83018400 r5:00001000 r4:7f051000 [ 1700.197706][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.197767][ T30] r5:00001000 r4:ea8e5000 [ 1700.197782][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.197839][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.197897][ T30] r5:85e36794 r4:85b22780 [ 1700.197913][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.197972][ T30] r7:dddcfb40 r6:83018400 r5:85e36794 r4:85b22780 [ 1700.197988][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.198053][ T30] r10:61c88647 r9:8522b000 r8:85b227ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1700.198072][ T30] r4:85b22780 [ 1700.198087][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.198154][ T30] r10:00000000 r9:85b22780 r8:802762fc r7:e8489e60 r6:85b22800 r5:8522b000 [ 1700.198176][ T30] r4:00000001 [ 1700.198238][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.198291][ T30] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1700.198324][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1700.198377][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.198431][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.198503][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.198529][ T30] r4:85e64c40 [ 1700.199648][ T30] INFO: task kworker/0:225:5145 is blocked on a mutex likely owned by task kworker/1:289:5131. [ 1700.199697][ T30] task:kworker/1:289 state:R running task stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1700.199781][ T30] Workqueue: events bpf_prog_free_deferred [ 1700.200019][ T30] Call trace: [ 1700.200051][ T30] [<81ab1dfc>] (__schedule) from [<81ab34dc>] (preempt_schedule_irq+0x40/0xa8) [ 1700.200138][ T30] r10:8280ca38 r9:85229800 r8:80200c04 r7:eac59d54 r6:ffffffff r5:85229800 [ 1700.200162][ T30] r4:00000000 [ 1700.200261][ T30] [<81ab349c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1700.200325][ T30] Exception stack(0xeac59d20 to 0xeac59d68) [ 1700.200361][ T30] 9d20: 9b8ec000 ec107000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 1700.200395][ T30] 9d40: 7f045000 ec107000 8280ca38 eac59d9c eac59da0 eac59d70 8022fe10 80239030 [ 1700.200419][ T30] 9d60: 80000013 ffffffff [ 1700.200444][ T30] r5:80000013 r4:80239030 [ 1700.200483][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f412c>] (__purge_vmap_area_lazy+0x284/0x458) [ 1700.200557][ T30] r4:82ace224 [ 1700.200576][ T30] [<804f3ea8>] (__purge_vmap_area_lazy) from [<804f44e4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1700.200643][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eac59dc0 r5:eac59e08 [ 1700.200691][ T30] r4:eac59dc0 [ 1700.200711][ T30] [<804f4300>] (_vm_unmap_aliases) from [<804f8150>] (vfree+0x16c/0x210) [ 1700.200781][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e699c0 [ 1700.200801][ T30] r4:00000000 [ 1700.200817][ T30] [<804f7fe4>] (vfree) from [<80563f5c>] (execmem_free+0x30/0x50) [ 1700.200890][ T30] r9:83018605 r8:85229800 r7:00000000 r6:83018600 r5:00001000 r4:7f06f000 [ 1700.200908][ T30] [<80563f2c>] (execmem_free) from [<803cb24c>] (bpf_jit_free_exec+0x10/0x14) [ 1700.200968][ T30] r5:00001000 r4:ead23000 [ 1700.201023][ T30] [<803cb23c>] (bpf_jit_free_exec) from [<803cb62c>] (bpf_jit_free+0x68/0xe4) [ 1700.201087][ T30] [<803cb5c4>] (bpf_jit_free) from [<803cc754>] (bpf_prog_free_deferred+0x140/0x158) [ 1700.201144][ T30] r5:85e07394 r4:85e6c600 [ 1700.201162][ T30] [<803cc614>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1700.201226][ T30] r7:ddde3b40 r6:83018600 r5:85e07394 r4:85e6c600 [ 1700.201241][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1700.201306][ T30] r10:61c88647 r9:85229800 r8:85e6c62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1700.201326][ T30] r4:85e6c600 [ 1700.201340][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.201402][ T30] r10:00000000 r9:85e6c600 r8:802762fc r7:eac25e60 r6:85b22480 r5:85229800 [ 1700.201420][ T30] r4:00000001 [ 1700.201434][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.201479][ T30] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1700.201530][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.201616][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.201731][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.201773][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.201794][ T30] r4:85e69240 [ 1700.201869][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1700.227160][ T30] NMI backtrace for cpu 0 [ 1700.227746][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1700.228136][ T30] Hardware name: ARM-Versatile Express [ 1700.228634][ T30] Call trace: [ 1700.228993][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1700.229253][ T30] r7:00000000 r6:000e0013 r5:600e0093 r4:82295830 [ 1700.229281][ T30] [<80201b58>] (show_stack) from [<8021ee34>] (dump_stack_lvl+0x70/0x7c) [ 1700.229389][ T30] [<8021edc4>] (dump_stack_lvl) from [<8021ee58>] (dump_stack+0x18/0x1c) [ 1700.229477][ T30] r5:00000000 r4:00000001 [ 1700.229691][ T30] [<8021ee40>] (dump_stack) from [<81a9b8e0>] (nmi_cpu_backtrace+0x160/0x17c) [ 1700.229768][ T30] [<81a9b780>] (nmi_cpu_backtrace) from [<81a9ba2c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1700.230020][ T30] r7:00000000 r6:8280c710 r5:8281af5c r4:ffffffff [ 1700.230351][ T30] [<81a9b8fc>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1700.230521][ T30] r9:00007bb0 r8:8280c890 r7:000222e5 r6:00007bb0 r5:82ac27e4 r4:00000048 [ 1700.230780][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa353c>] (sys_info+0x68/0xa8) [ 1700.230847][ T30] [<81aa34d4>] (sys_info) from [<80383780>] (watchdog+0x464/0x8a0) [ 1700.231016][ T30] r5:82ac27e4 r4:860b200c [ 1700.231074][ T30] [<8038331c>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.231564][ T30] r10:00000000 r9:00000000 r8:8038331c r7:830d6400 r6:830d6400 r5:8321c800 [ 1700.231898][ T30] r4:00000001 [ 1700.232170][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.232517][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1700.232915][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.232953][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.233026][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.233071][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.233091][ T30] r4:832dbf40 [ 1700.234425][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1700.235633][ C1] NMI backtrace for cpu 1 [ 1700.235851][ C1] CPU: 1 UID: 0 PID: 2820 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1700.235913][ C1] Hardware name: ARM-Versatile Express [ 1700.235971][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1700.236068][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1700.236132][ C1] pc : [<81abca50>] lr : [<80aa3928>] psr: 60000013 [ 1700.236177][ C1] sp : eb329eb0 ip : eb329ec0 fp : eb329ebc [ 1700.236216][ C1] r10: 82959c04 r9 : 00000001 r8 : 00000000 [ 1700.236262][ C1] r7 : 00000117 r6 : 82959b68 r5 : 00000000 r4 : 00000001 [ 1700.236310][ C1] r3 : 000008c9 r2 : 00000000 r1 : 60000013 r0 : 8454dc40 [ 1700.236446][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1700.236522][ C1] Control: 30c5387d Table: 85299ec0 DAC: 00000000 [ 1700.236594][ C1] Call trace: [ 1700.236659][ C1] [<81abca28>] (_raw_spin_unlock_irqrestore) from [<80aa3928>] (pl011_console_device_unlock+0x20/0x24) [ 1700.236733][ C1] [<80aa3908>] (pl011_console_device_unlock) from [<802e5720>] (nbcon_emit_one+0x88/0x100) [ 1700.236791][ C1] [<802e5698>] (nbcon_emit_one) from [<802e59a0>] (nbcon_kthread_func+0x208/0x2e4) [ 1700.236849][ C1] r6:82abf0fc r5:82959b68 r4:83f5b000 [ 1700.236867][ C1] [<802e5798>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1700.236939][ C1] r10:00000000 r9:82959b68 r8:802e5798 r7:84f1a800 r6:84f1a800 r5:83f5b000 [ 1700.236959][ C1] r4:00000001 [ 1700.236974][ C1] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1700.237061][ C1] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 1700.237100][ C1] 9fa0: 00000000 00000000 00000000 00000000 [ 1700.237133][ C1] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1700.237166][ C1] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1700.237200][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1700.237220][ C1] r4:830a0240 1970/01/01 00:28:23 executed programs: 1485 1970/01/01 00:28:28 executed programs: 1493 1970/01/01 00:28:33 executed programs: 1507 1970/01/01 00:28:39 executed programs: 1517 1970/01/01 00:28:45 executed programs: 1526