[ 822.707742][ T29] audit: type=1400 audit(822.610:56): avc: denied { read write } for pid=3099 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 [ 822.772239][ T29] audit: type=1400 audit(822.690:57): avc: denied { open } for pid=3099 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]:48121' (ED25519) to the list of known hosts. [ 883.484562][ T29] audit: type=1400 audit(883.410:58): avc: denied { execute } for pid=3112 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 [ 883.558629][ T29] audit: type=1400 audit(883.480:59): avc: denied { execute_no_trans } for pid=3112 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 00:15:34 parsed 1 programs [ 934.165513][ T29] audit: type=1400 audit(934.090:60): avc: denied { node_bind } for pid=3112 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 936.446679][ T29] audit: type=1400 audit(936.370:61): avc: denied { mounton } for pid=3120 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 [ 936.456398][ T29] audit: type=1400 audit(936.380:62): avc: denied { mount } for pid=3120 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 [ 936.477120][ T3120] cgroup: Unknown subsys name 'net' [ 936.489082][ T29] audit: type=1400 audit(936.410:63): avc: denied { unmount } for pid=3120 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 936.681861][ T3120] cgroup: Unknown subsys name 'cpuset' [ 936.690823][ T3120] cgroup: Unknown subsys name 'hugetlb' [ 936.692447][ T3120] cgroup: Unknown subsys name 'rlimit' [ 936.945002][ T29] audit: type=1400 audit(936.870:64): avc: denied { setattr } for pid=3120 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=692 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 936.948918][ T29] audit: type=1400 audit(936.870:65): avc: denied { create } for pid=3120 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 936.952323][ T29] audit: type=1400 audit(936.880:66): avc: denied { write } for pid=3120 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 936.956975][ T29] audit: type=1400 audit(936.880:67): avc: denied { module_request } for pid=3120 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 [ 937.053250][ T29] audit: type=1400 audit(936.980:68): avc: denied { read } for pid=3120 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 937.062345][ T29] audit: type=1400 audit(936.980:69): avc: denied { mounton } for pid=3120 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 [ 937.331508][ T3123] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 943.890968][ T3120] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 951.918672][ T29] kauditd_printk_skb: 6 callbacks suppressed [ 951.919077][ T29] audit: type=1400 audit(951.840:76): avc: denied { execmem } for pid=3125 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 951.948916][ T29] audit: type=1400 audit(951.870:77): avc: denied { read } for pid=3126 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 951.951048][ T29] audit: type=1400 audit(951.880:78): avc: denied { open } for pid=3126 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 [ 951.962924][ T29] audit: type=1400 audit(951.890:79): avc: denied { mounton } for pid=3126 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 [ 952.232877][ T29] audit: type=1400 audit(952.160:80): avc: denied { mount } for pid=3126 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 [ 952.235632][ T29] audit: type=1400 audit(952.160:81): avc: denied { mounton } for pid=3126 comm="syz-executor" path="/syzkaller.QUFRPG/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 [ 952.252024][ T29] audit: type=1400 audit(952.180:82): avc: denied { mount } for pid=3126 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 [ 952.277266][ T29] audit: type=1400 audit(952.200:83): avc: denied { mounton } for pid=3126 comm="syz-executor" path="/syzkaller.QUFRPG/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 [ 952.294022][ T29] audit: type=1400 audit(952.220:84): avc: denied { mounton } for pid=3126 comm="syz-executor" path="/syzkaller.QUFRPG/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=581 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 952.344965][ T29] audit: type=1400 audit(952.270:85): avc: denied { unmount } for pid=3126 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 952.586477][ T3126] 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. [ 960.309951][ T29] kauditd_printk_skb: 9 callbacks suppressed [ 960.310571][ T29] audit: type=1400 audit(960.230:95): avc: denied { create } for pid=3323 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 960.332964][ T29] audit: type=1400 audit(960.240:96): avc: denied { sys_admin } for pid=3323 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 960.974183][ T29] audit: type=1400 audit(960.900:97): avc: denied { sys_chroot } for pid=3324 comm="syz-executor" capability=18 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 961.376683][ T29] audit: type=1400 audit(961.300:98): avc: denied { sys_module } for pid=3349 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 963.294336][ T3349] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 963.307423][ T3349] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 964.124731][ T3349] hsr_slave_0: entered promiscuous mode [ 964.128113][ T3349] hsr_slave_1: entered promiscuous mode [ 964.447007][ T3349] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 964.462627][ T3349] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 964.471250][ T3349] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 964.478990][ T3349] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 965.180309][ T3349] 8021q: adding VLAN 0 to HW filter on device bond0 [ 967.579418][ T3349] veth0_vlan: entered promiscuous mode [ 967.593380][ T3349] veth1_vlan: entered promiscuous mode [ 967.625202][ T3349] veth0_macvtap: entered promiscuous mode [ 967.633088][ T3349] veth1_macvtap: entered promiscuous mode [ 967.683801][ T3156] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 967.684253][ T3156] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 967.684357][ T3156] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 967.684404][ T3156] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 967.989406][ T3405] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 968.043007][ T29] audit: type=1400 audit(967.970:99): avc: denied { create } for pid=3699 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 968.285847][ T3405] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 968.347510][ T3405] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 968.396336][ T3405] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 968.895054][ T3405] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 968.903997][ T3405] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 968.907339][ T3405] bond0 (unregistering): Released all slaves [ 968.989785][ T3405] hsr_slave_0: left promiscuous mode [ 968.994238][ T3405] hsr_slave_1: left promiscuous mode [ 969.002750][ T3405] veth1_macvtap: left promiscuous mode [ 969.003921][ T3405] veth0_macvtap: left promiscuous mode [ 969.004895][ T3405] veth1_vlan: left promiscuous mode [ 969.005994][ T3405] veth0_vlan: left promiscuous mode 1970/01/01 00:16:12 executed programs: 0 [ 974.795594][ T3767] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 974.811248][ T3767] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 975.833344][ T3767] hsr_slave_0: entered promiscuous mode [ 975.834480][ T3767] hsr_slave_1: entered promiscuous mode [ 976.090574][ T3767] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 976.101308][ T3767] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 976.113288][ T3767] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 976.124700][ T3767] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 976.813282][ T3767] 8021q: adding VLAN 0 to HW filter on device bond0 [ 978.784476][ T3767] veth0_vlan: entered promiscuous mode [ 978.796246][ T3767] veth1_vlan: entered promiscuous mode [ 978.832324][ T3767] veth0_macvtap: entered promiscuous mode [ 978.839835][ T3767] veth1_macvtap: entered promiscuous mode [ 978.882497][ T31] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 978.882814][ T31] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 978.882885][ T31] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 978.883027][ T31] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:16:18 executed programs: 2 [ 979.093058][ T29] audit: type=1400 audit(979.020:100): avc: denied { prog_load } for pid=4121 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 979.094750][ T29] audit: type=1400 audit(979.020:101): avc: denied { bpf } for pid=4121 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 979.095601][ T29] audit: type=1400 audit(979.020:102): avc: denied { perfmon } for pid=4121 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 979.123144][ T29] audit: type=1400 audit(979.050:103): avc: denied { prog_run } for pid=4121 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:16:24 executed programs: 17 1970/01/01 00:16:29 executed programs: 38 1970/01/01 00:16:34 executed programs: 58 1970/01/01 00:16:39 executed programs: 69 1970/01/01 00:16:45 executed programs: 80 1970/01/01 00:16:50 executed programs: 90 1970/01/01 00:16:55 executed programs: 100 1970/01/01 00:17:00 executed programs: 109 1970/01/01 00:17:06 executed programs: 118 1970/01/01 00:17:11 executed programs: 130 1970/01/01 00:17:16 executed programs: 140 1970/01/01 00:17:21 executed programs: 150 1970/01/01 00:17:27 executed programs: 160 1970/01/01 00:17:32 executed programs: 170 1970/01/01 00:17:37 executed programs: 180 1970/01/01 00:17:42 executed programs: 192 1970/01/01 00:17:47 executed programs: 200 1970/01/01 00:17:53 executed programs: 211 1970/01/01 00:17:58 executed programs: 228 1970/01/01 00:18:03 executed programs: 237 1970/01/01 00:18:08 executed programs: 247 1970/01/01 00:18:14 executed programs: 259 1970/01/01 00:18:20 executed programs: 269 1970/01/01 00:18:25 executed programs: 278 1970/01/01 00:18:30 executed programs: 291 1970/01/01 00:18:35 executed programs: 300 1970/01/01 00:18:41 executed programs: 314 1970/01/01 00:18:46 executed programs: 326 1970/01/01 00:18:51 executed programs: 337 1970/01/01 00:18:57 executed programs: 347 1970/01/01 00:19:02 executed programs: 358 1970/01/01 00:19:07 executed programs: 367 1970/01/01 00:19:12 executed programs: 375 1970/01/01 00:19:17 executed programs: 384 1970/01/01 00:19:22 executed programs: 393 1970/01/01 00:19:28 executed programs: 402 1970/01/01 00:19:33 executed programs: 413 1970/01/01 00:19:38 executed programs: 422 1970/01/01 00:19:43 executed programs: 430 1970/01/01 00:19:49 executed programs: 444 1970/01/01 00:19:55 executed programs: 453 1970/01/01 00:20:00 executed programs: 469 1970/01/01 00:20:05 executed programs: 479 1970/01/01 00:20:11 executed programs: 489 1970/01/01 00:20:16 executed programs: 499 1970/01/01 00:20:22 executed programs: 514 1970/01/01 00:20:27 executed programs: 524 1970/01/01 00:20:33 executed programs: 533 1970/01/01 00:20:38 executed programs: 545 1970/01/01 00:20:43 executed programs: 555 1970/01/01 00:20:48 executed programs: 563 1970/01/01 00:20:54 executed programs: 574 1970/01/01 00:20:59 executed programs: 584 1970/01/01 00:21:04 executed programs: 594 [ 1268.444774][ T60] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1268.542843][ T60] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1268.632710][ T60] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1268.724684][ T60] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1269.813579][ T60] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1269.842705][ T60] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1269.869521][ T60] bond0 (unregistering): Released all slaves [ 1270.128509][ T60] hsr_slave_0: left promiscuous mode [ 1270.148601][ T60] hsr_slave_1: left promiscuous mode [ 1270.189062][ T60] veth1_macvtap: left promiscuous mode [ 1270.189527][ T60] veth0_macvtap: left promiscuous mode [ 1270.189753][ T60] veth1_vlan: left promiscuous mode [ 1270.189884][ T60] veth0_vlan: left promiscuous mode [ 1277.765559][ T5305] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1277.794824][ T5305] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1281.582391][ T5305] hsr_slave_0: entered promiscuous mode [ 1281.598827][ T5305] hsr_slave_1: entered promiscuous mode [ 1283.054018][ T5305] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1283.132751][ T5305] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1283.182295][ T5305] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1283.281285][ T5305] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1285.623681][ T5305] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1288.139494][ T5305] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1295.345552][ T5305] veth0_vlan: entered promiscuous mode [ 1295.404457][ T5305] veth1_vlan: entered promiscuous mode [ 1295.574793][ T5305] veth0_macvtap: entered promiscuous mode [ 1295.615218][ T5305] veth1_macvtap: entered promiscuous mode [ 1295.811680][ T5323] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1295.814277][ T5323] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1295.819445][ T5323] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1295.820591][ T5323] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:21:36 executed programs: 602 1970/01/01 00:21:41 executed programs: 620 1970/01/01 00:21:46 executed programs: 628 1970/01/01 00:21:51 executed programs: 637 1970/01/01 00:21:56 executed programs: 645 1970/01/01 00:22:02 executed programs: 660 1970/01/01 00:22:08 executed programs: 670 1970/01/01 00:22:14 executed programs: 679 1970/01/01 00:22:19 executed programs: 690 1970/01/01 00:22:24 executed programs: 701 1970/01/01 00:22:29 executed programs: 710 1970/01/01 00:22:35 executed programs: 720 1970/01/01 00:22:40 executed programs: 728 1970/01/01 00:22:45 executed programs: 737 1970/01/01 00:22:50 executed programs: 745 1970/01/01 00:22:55 executed programs: 754 1970/01/01 00:23:01 executed programs: 767 1970/01/01 00:23:06 executed programs: 778 1970/01/01 00:23:12 executed programs: 787 1970/01/01 00:23:17 executed programs: 798 1970/01/01 00:23:22 executed programs: 807 1970/01/01 00:23:28 executed programs: 817 1970/01/01 00:23:33 executed programs: 825 1970/01/01 00:23:38 executed programs: 835 1970/01/01 00:23:44 executed programs: 846 1970/01/01 00:23:49 executed programs: 854 1970/01/01 00:23:55 executed programs: 866 1970/01/01 00:24:00 executed programs: 876 1970/01/01 00:24:05 executed programs: 888 1970/01/01 00:24:10 executed programs: 899 1970/01/01 00:24:16 executed programs: 911 1970/01/01 00:24:21 executed programs: 921 1970/01/01 00:24:26 executed programs: 930 1970/01/01 00:24:31 executed programs: 939 1970/01/01 00:24:37 executed programs: 947 1970/01/01 00:24:42 executed programs: 957 1970/01/01 00:24:47 executed programs: 967 1970/01/01 00:24:52 executed programs: 976 1970/01/01 00:24:57 executed programs: 986 1970/01/01 00:25:02 executed programs: 994 1970/01/01 00:25:08 executed programs: 1004 1970/01/01 00:25:13 executed programs: 1012 1970/01/01 00:25:18 executed programs: 1022 1970/01/01 00:25:23 executed programs: 1031 1970/01/01 00:25:29 executed programs: 1040 1970/01/01 00:25:34 executed programs: 1051 1970/01/01 00:25:39 executed programs: 1059 1970/01/01 00:25:44 executed programs: 1069 1970/01/01 00:25:50 executed programs: 1081 1970/01/01 00:25:56 executed programs: 1091 1970/01/01 00:26:01 executed programs: 1102 1970/01/01 00:26:06 executed programs: 1117 1970/01/01 00:26:12 executed programs: 1127 1970/01/01 00:26:17 executed programs: 1135 1970/01/01 00:26:23 executed programs: 1142 1970/01/01 00:26:28 executed programs: 1150 [ 1591.581848][ T30] INFO: task kworker/0:8:4163 blocked for more than 430 seconds. [ 1591.582951][ T30] Not tainted syzkaller #0 [ 1591.583980][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.584738][ T30] task:kworker/0:8 state:D stack:0 pid:4163 tgid:4163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.585301][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.586456][ T30] Call trace: [ 1591.586736][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.587168][ T30] r10:ea4b1d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea4b1d8c r5:8499d400 [ 1591.587241][ T30] r4:8499d400 [ 1591.587485][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.587730][ T30] r5:8499d400 r4:8291719c [ 1591.609820][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.610350][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.610603][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea4b1e08 [ 1591.610763][ T30] r4:00000000 [ 1591.610899][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.611088][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.611261][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.611392][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532640 [ 1591.611415][ T30] r4:00000000 [ 1591.611430][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.611487][ T30] r9:83018405 r8:8499d400 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1591.611504][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.611560][ T30] r5:00001000 r4:ea7a3000 [ 1591.611576][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.611621][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.611677][ T30] r5:855daf8c r4:8565d500 [ 1591.611690][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.611752][ T30] r7:dddcfd80 r6:83018400 r5:855daf8c r4:8565d500 [ 1591.611799][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.611861][ T30] r10:61c88647 r9:8499d400 r8:8565d52c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1591.611878][ T30] r4:8565d500 [ 1591.611893][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.612083][ T30] r10:00000000 r9:8565d500 r8:80278fec r7:dfbf1e60 r6:8484e200 r5:8499d400 [ 1591.612111][ T30] r4:00000001 [ 1591.612130][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.612363][ T30] Exception stack(0xea4b1fb0 to 0xea4b1ff8) [ 1591.612556][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1591.612607][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.612652][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.612750][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.612776][ T30] r4:856c0700 [ 1591.613944][ T30] INFO: task kworker/0:8:4163 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.614059][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.614344][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.614419][ T30] Call trace: [ 1591.614651][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.614733][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.614757][ T30] r4:00000000 [ 1591.614832][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.614894][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.614926][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.614956][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.615096][ T30] dd60: 80000113 ffffffff [ 1591.615218][ T30] r5:80000113 r4:80239c10 [ 1591.615243][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.615343][ T30] r4:82acb1e4 [ 1591.615431][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.615521][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.615547][ T30] r4:ea8eddc0 [ 1591.615641][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.615701][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.615776][ T30] r4:00000000 [ 1591.615801][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.615865][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.615882][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.615938][ T30] r5:00001000 r4:e82a3000 [ 1591.615955][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.616004][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.616062][ T30] r5:8580178c r4:84ff7300 [ 1591.616155][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.616315][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.616339][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.616404][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.616461][ T30] r4:84ff7300 [ 1591.616482][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.616613][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.616646][ T30] r4:00000001 [ 1591.616661][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.616748][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.616778][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.616807][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.616835][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.616863][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.616879][ T30] r4:858205c0 [ 1591.617603][ T30] INFO: task kworker/1:112:4836 blocked for more than 430 seconds. [ 1591.646176][ T30] Not tainted syzkaller #0 [ 1591.646296][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.646324][ T30] task:kworker/1:112 state:D stack:0 pid:4836 tgid:4836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.646425][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.646553][ T30] Call trace: [ 1591.646587][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.646687][ T30] r10:ea8e9d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea8e9d8c r5:8589bc00 [ 1591.646711][ T30] r4:8589bc00 [ 1591.646727][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.646786][ T30] r5:8589bc00 r4:8291719c [ 1591.646871][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.646933][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.647000][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e9e08 [ 1591.647020][ T30] r4:00000000 [ 1591.647035][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.647268][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.647512][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.647621][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820f40 [ 1591.647646][ T30] r4:00000000 [ 1591.647770][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.654926][ T30] r9:83018605 r8:8589bc00 r7:00000000 r6:83018600 r5:00001000 r4:7f063000 [ 1591.655014][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.655130][ T30] r5:00001000 r4:ea3e3000 [ 1591.655146][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.655195][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.655285][ T30] r5:85801f8c r4:8582cd00 [ 1591.655359][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.655426][ T30] r7:ddde3d80 r6:83018600 r5:85801f8c r4:8582cd00 [ 1591.655441][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.655495][ T30] r10:61c88647 r9:8589bc00 r8:8582cd2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.655512][ T30] r4:8582cd00 [ 1591.655526][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.655714][ T30] r10:00000000 r9:8582cd00 r8:80278fec r7:ea941e60 r6:8582cd80 r5:8589bc00 [ 1591.655790][ T30] r4:00000001 [ 1591.655807][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.655849][ T30] Exception stack(0xea8e9fb0 to 0xea8e9ff8) [ 1591.655880][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1591.655905][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.655995][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.656024][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.656055][ T30] r4:854a1680 [ 1591.656948][ T30] INFO: task kworker/1:112:4836 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.657034][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.657131][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.657194][ T30] Call trace: [ 1591.657221][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.657298][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.657318][ T30] r4:00000000 [ 1591.657513][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.657584][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.657619][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.657650][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.657775][ T30] dd60: 80000113 ffffffff [ 1591.666781][ T30] r5:80000113 r4:80239c10 [ 1591.666860][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.666965][ T30] r4:82acb1e4 [ 1591.666983][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.667374][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.667422][ T30] r4:ea8eddc0 [ 1591.667443][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.667508][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.667529][ T30] r4:00000000 [ 1591.667606][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.667808][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.688926][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.689116][ T30] r5:00001000 r4:e82a3000 [ 1591.689139][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.689213][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.689284][ T30] r5:8580178c r4:84ff7300 [ 1591.689301][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.689406][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.689426][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.689501][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.689677][ T30] r4:84ff7300 [ 1591.689763][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.689836][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.689890][ T30] r4:00000001 [ 1591.689911][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.689960][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.689998][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.690030][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.690059][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.690095][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.690144][ T30] r4:858205c0 [ 1591.690529][ T30] INFO: task kworker/0:233:4860 blocked for more than 430 seconds. [ 1591.690605][ T30] Not tainted syzkaller #0 [ 1591.690641][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.690660][ T30] task:kworker/0:233 state:D stack:0 pid:4860 tgid:4860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.690762][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.691078][ T30] Call trace: [ 1591.691257][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.691502][ T30] r10:ea825d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea825d8c r5:8556a400 [ 1591.691531][ T30] r4:8556a400 [ 1591.691548][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.691620][ T30] r5:8556a400 r4:8291719c [ 1591.691635][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.691688][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.691779][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea825e08 [ 1591.691801][ T30] r4:00000000 [ 1591.691833][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.691884][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.691936][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.691995][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855321c0 [ 1591.692031][ T30] r4:00000000 [ 1591.692049][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.692383][ T30] r9:83018405 r8:8556a400 r7:00000000 r6:83018400 r5:00001000 r4:7f069000 [ 1591.692493][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.692622][ T30] r5:00001000 r4:ea833000 [ 1591.692644][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.692697][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.692793][ T30] r5:855d938c r4:8552b400 [ 1591.692832][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.692938][ T30] r7:dddcfd80 r6:83018400 r5:855d938c r4:8552b400 [ 1591.692957][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.693054][ T30] r10:61c88647 r9:8556a400 r8:8552b42c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1591.693078][ T30] r4:8552b400 [ 1591.693094][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.693166][ T30] r10:00000000 r9:8552b400 r8:80278fec r7:ea9a5e60 r6:8552b480 r5:8556a400 [ 1591.693189][ T30] r4:00000001 [ 1591.693216][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.693269][ T30] Exception stack(0xea825fb0 to 0xea825ff8) [ 1591.693301][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1591.693339][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.693375][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.693414][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.693433][ T30] r4:855320c0 [ 1591.694547][ T30] INFO: task kworker/0:233:4860 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.694643][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.694737][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.694818][ T30] Call trace: [ 1591.694851][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.694935][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.694999][ T30] r4:00000000 [ 1591.695019][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.695073][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.695105][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.695131][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.695170][ T30] dd60: 80000113 ffffffff [ 1591.695193][ T30] r5:80000113 r4:80239c10 [ 1591.695208][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.695276][ T30] r4:82acb1e4 [ 1591.695341][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.695405][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.695486][ T30] r4:ea8eddc0 [ 1591.695506][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.695563][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.695581][ T30] r4:00000000 [ 1591.695642][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.695710][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.695729][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.695782][ T30] r5:00001000 r4:e82a3000 [ 1591.695830][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.695889][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.695941][ T30] r5:8580178c r4:84ff7300 [ 1591.695955][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.696021][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.696037][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.696094][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.696112][ T30] r4:84ff7300 [ 1591.696126][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.696182][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.696196][ T30] r4:00000001 [ 1591.696209][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.696249][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.696272][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.696298][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.696321][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.696347][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.696367][ T30] r4:858205c0 [ 1591.696400][ T30] INFO: task kworker/1:116:4866 blocked for more than 430 seconds. [ 1591.696433][ T30] Not tainted syzkaller #0 [ 1591.696573][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.696616][ T30] task:kworker/1:116 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.696678][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.696720][ T30] Call trace: [ 1591.696832][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.696898][ T30] r10:ea84dd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea84dd8c r5:858a0c00 [ 1591.696919][ T30] r4:858a0c00 [ 1591.696965][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.697047][ T30] r5:858a0c00 r4:8291719c [ 1591.697089][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.697145][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.697208][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea84de08 [ 1591.697249][ T30] r4:00000000 [ 1591.697291][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.697347][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.697434][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.697493][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550a380 [ 1591.697512][ T30] r4:00000000 [ 1591.697525][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.697580][ T30] r9:83018605 r8:858a0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f043000 [ 1591.697595][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.697671][ T30] r5:00001000 r4:dfbe7000 [ 1591.697783][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.728672][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.728875][ T30] r5:85802b8c r4:84ff7400 [ 1591.728900][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.729019][ T30] r7:ddde3d80 r6:83018600 r5:85802b8c r4:84ff7400 [ 1591.729318][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.729620][ T30] r10:61c88647 r9:858a0c00 r8:84ff742c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.729836][ T30] r4:84ff7400 [ 1591.729952][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.730033][ T30] r10:00000000 r9:84ff7400 r8:80278fec r7:ea8e9e60 r6:8552b600 r5:858a0c00 [ 1591.730052][ T30] r4:00000001 [ 1591.730651][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.730723][ T30] Exception stack(0xea84dfb0 to 0xea84dff8) [ 1591.730855][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.730893][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.730916][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.730946][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.730964][ T30] r4:85820bc0 [ 1591.732049][ T30] INFO: task kworker/1:116:4866 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.732106][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.732250][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.732454][ T30] Call trace: [ 1591.732621][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.732761][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.732788][ T30] r4:00000000 [ 1591.732802][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.747046][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.747197][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.747238][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.747261][ T30] dd60: 80000113 ffffffff [ 1591.747292][ T30] r5:80000113 r4:80239c10 [ 1591.747358][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.747460][ T30] r4:82acb1e4 [ 1591.747476][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.747532][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.747548][ T30] r4:ea8eddc0 [ 1591.747562][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.747620][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.747636][ T30] r4:00000000 [ 1591.747651][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.749229][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.749332][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.749428][ T30] r5:00001000 r4:e82a3000 [ 1591.749443][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.749495][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.749553][ T30] r5:8580178c r4:84ff7300 [ 1591.749568][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.749640][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.749686][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.749753][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.749771][ T30] r4:84ff7300 [ 1591.749806][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.749869][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.749886][ T30] r4:00000001 [ 1591.749901][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.749955][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.749985][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.750011][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.750033][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.750060][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.750077][ T30] r4:858205c0 [ 1591.750116][ T30] INFO: task kworker/1:117:4869 blocked for more than 430 seconds. [ 1591.750354][ T30] Not tainted syzkaller #0 [ 1591.750384][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.750403][ T30] task:kworker/1:117 state:D stack:0 pid:4869 tgid:4869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.750479][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.750530][ T30] Call trace: [ 1591.750583][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.750684][ T30] r10:ea8f5d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea8f5d8c r5:858a1800 [ 1591.750709][ T30] r4:858a1800 [ 1591.751186][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.751456][ T30] r5:858a1800 r4:8291719c [ 1591.751483][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.751544][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.751607][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f5e08 [ 1591.751623][ T30] r4:00000000 [ 1591.751639][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.751690][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.751737][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.752106][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820780 [ 1591.752221][ T30] r4:00000000 [ 1591.752253][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.752355][ T30] r9:83018605 r8:858a1800 r7:00000000 r6:83018600 r5:00001000 r4:7f067000 [ 1591.752404][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.752483][ T30] r5:00001000 r4:ea65f000 [ 1591.752498][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.752548][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.752633][ T30] r5:8580278c r4:84ff7480 [ 1591.752662][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.752732][ T30] r7:ddde3d80 r6:83018600 r5:8580278c r4:84ff7480 [ 1591.752750][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.752816][ T30] r10:61c88647 r9:858a1800 r8:84ff74ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.752860][ T30] r4:84ff7480 [ 1591.752878][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.752946][ T30] r10:00000000 r9:84ff7480 r8:80278fec r7:ea84de60 r6:8552b680 r5:858a1800 [ 1591.752965][ T30] r4:00000001 [ 1591.752978][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.753021][ T30] Exception stack(0xea8f5fb0 to 0xea8f5ff8) [ 1591.753050][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1591.753077][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.753131][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.753171][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.753192][ T30] r4:858214c0 [ 1591.754173][ T30] INFO: task kworker/1:117:4869 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.754235][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.754329][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.754394][ T30] Call trace: [ 1591.754435][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.754510][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.754626][ T30] r4:00000000 [ 1591.754651][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.754709][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.754739][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.754768][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.754788][ T30] dd60: 80000113 ffffffff [ 1591.754805][ T30] r5:80000113 r4:80239c10 [ 1591.754817][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.754873][ T30] r4:82acb1e4 [ 1591.754942][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.755004][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.755037][ T30] r4:ea8eddc0 [ 1591.755084][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.755139][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.755154][ T30] r4:00000000 [ 1591.755166][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.755219][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.755234][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.755279][ T30] r5:00001000 r4:e82a3000 [ 1591.755291][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.755393][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.755448][ T30] r5:8580178c r4:84ff7300 [ 1591.755461][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.755861][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.755971][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.756078][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.756096][ T30] r4:84ff7300 [ 1591.756110][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.756179][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.756197][ T30] r4:00000001 [ 1591.756209][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.756254][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.756329][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.756366][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.756433][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.756472][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.756489][ T30] r4:858205c0 [ 1591.756523][ T30] INFO: task kworker/1:118:4870 blocked for more than 430 seconds. [ 1591.756554][ T30] Not tainted syzkaller #0 [ 1591.756576][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.756592][ T30] task:kworker/1:118 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.756668][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.756723][ T30] Call trace: [ 1591.756753][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.756857][ T30] r10:ea8f9d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea8f9d8c r5:858a2400 [ 1591.756883][ T30] r4:858a2400 [ 1591.756984][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.757044][ T30] r5:858a2400 r4:8291719c [ 1591.757059][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.757109][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.757169][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f9e08 [ 1591.757187][ T30] r4:00000000 [ 1591.757200][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.757245][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.757288][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.757341][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552ca40 [ 1591.757356][ T30] r4:00000000 [ 1591.757370][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.757424][ T30] r9:83018605 r8:858a2400 r7:00000000 r6:83018600 r5:00001000 r4:7f065000 [ 1591.757441][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.757495][ T30] r5:00001000 r4:ea545000 [ 1591.757509][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.757557][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.757621][ T30] r5:8580238c r4:84ff7500 [ 1591.757636][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.757738][ T30] r7:ddde3d80 r6:83018600 r5:8580238c r4:84ff7500 [ 1591.788896][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.789101][ T30] r10:61c88647 r9:858a2400 r8:84ff752c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.789125][ T30] r4:84ff7500 [ 1591.789183][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.789258][ T30] r10:00000000 r9:84ff7500 r8:80278fec r7:ea8f5e60 r6:8552b700 r5:858a2400 [ 1591.789278][ T30] r4:00000001 [ 1591.789315][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.789373][ T30] Exception stack(0xea8f9fb0 to 0xea8f9ff8) [ 1591.789461][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1591.789497][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.789525][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.789556][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.789577][ T30] r4:85821a00 [ 1591.790637][ T30] INFO: task kworker/1:118:4870 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.790895][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.791003][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.791319][ T30] Call trace: [ 1591.791509][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.791595][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.791621][ T30] r4:00000000 [ 1591.791636][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.791684][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.791777][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.791819][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.791839][ T30] dd60: 80000113 ffffffff [ 1591.791862][ T30] r5:80000113 r4:80239c10 [ 1591.791933][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.791999][ T30] r4:82acb1e4 [ 1591.792104][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.792173][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.792352][ T30] r4:ea8eddc0 [ 1591.792375][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.792438][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.792457][ T30] r4:00000000 [ 1591.792472][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.792535][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.792553][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.792616][ T30] r5:00001000 r4:e82a3000 [ 1591.792637][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.792774][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.792893][ T30] r5:8580178c r4:84ff7300 [ 1591.792915][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.793119][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.809218][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.809474][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.809502][ T30] r4:84ff7300 [ 1591.809516][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.809580][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.809597][ T30] r4:00000001 [ 1591.809642][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.809697][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.810152][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.810194][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.810223][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.810254][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.810273][ T30] r4:858205c0 [ 1591.810336][ T30] INFO: task kworker/1:119:4872 blocked for more than 430 seconds. [ 1591.810440][ T30] Not tainted syzkaller #0 [ 1591.810468][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.810486][ T30] task:kworker/1:119 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.810589][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.810695][ T30] Call trace: [ 1591.810723][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.810892][ T30] r10:ea8f1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea8f1d8c r5:8586bc00 [ 1591.810917][ T30] r4:8586bc00 [ 1591.810934][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.810989][ T30] r5:8586bc00 r4:8291719c [ 1591.811004][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.811056][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.811120][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f1e08 [ 1591.811139][ T30] r4:00000000 [ 1591.811175][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.811230][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.811282][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.811370][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85697a80 [ 1591.811400][ T30] r4:00000000 [ 1591.811417][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.811482][ T30] r9:83018605 r8:8586bc00 r7:00000000 r6:83018600 r5:00001000 r4:7f045000 [ 1591.811520][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.811579][ T30] r5:00001000 r4:dff70000 [ 1591.811628][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.811688][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.811747][ T30] r5:85802f8c r4:84ff7580 [ 1591.811763][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.811822][ T30] r7:ddde3d80 r6:83018600 r5:85802f8c r4:84ff7580 [ 1591.811839][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.811899][ T30] r10:61c88647 r9:8586bc00 r8:84ff75ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.811916][ T30] r4:84ff7580 [ 1591.811929][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.811986][ T30] r10:00000000 r9:84ff7580 r8:80278fec r7:ea84de60 r6:84ff7600 r5:8586bc00 [ 1591.812020][ T30] r4:00000001 [ 1591.812039][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.812085][ T30] Exception stack(0xea8f1fb0 to 0xea8f1ff8) [ 1591.812114][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1591.812144][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.812172][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.812204][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.812221][ T30] r4:85820700 [ 1591.813079][ T30] INFO: task kworker/1:119:4872 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.813126][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.813191][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.813263][ T30] Call trace: [ 1591.813394][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.813469][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.813488][ T30] r4:00000000 [ 1591.813504][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.813657][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.813698][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.813728][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.813750][ T30] dd60: 80000113 ffffffff [ 1591.813772][ T30] r5:80000113 r4:80239c10 [ 1591.813788][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.813845][ T30] r4:82acb1e4 [ 1591.813861][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.813920][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.813938][ T30] r4:ea8eddc0 [ 1591.813952][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.814009][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.814027][ T30] r4:00000000 [ 1591.814041][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.814099][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.814118][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.814171][ T30] r5:00001000 r4:e82a3000 [ 1591.814187][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.814237][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.814292][ T30] r5:8580178c r4:84ff7300 [ 1591.814307][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.814368][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.814385][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.814447][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.814465][ T30] r4:84ff7300 [ 1591.814477][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.814536][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.814554][ T30] r4:00000001 [ 1591.814567][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.814616][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.814638][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.814663][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.814690][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.814718][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.814754][ T30] r4:858205c0 [ 1591.814778][ T30] INFO: task kworker/1:120:4875 blocked for more than 430 seconds. [ 1591.814820][ T30] Not tainted syzkaller #0 [ 1591.814840][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.814852][ T30] task:kworker/1:120 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.814895][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.814935][ T30] Call trace: [ 1591.814956][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.815028][ T30] r10:ea915d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea915d8c r5:8586c800 [ 1591.815047][ T30] r4:8586c800 [ 1591.815060][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.815111][ T30] r5:8586c800 r4:8291719c [ 1591.815124][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.815172][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.815226][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 [ 1591.815242][ T30] r4:00000000 [ 1591.815253][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.815350][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.815400][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.815451][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84feaa40 [ 1591.815466][ T30] r4:00000000 [ 1591.815478][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.815529][ T30] r9:83018605 r8:8586c800 r7:00000000 r6:83018600 r5:00001000 r4:7f04d000 [ 1591.815545][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.815601][ T30] r5:00001000 r4:e00fb000 [ 1591.815623][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.815696][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.815785][ T30] r5:8580378c r4:84ff7680 [ 1591.815835][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.815897][ T30] r7:ddde3d80 r6:83018600 r5:8580378c r4:84ff7680 [ 1591.815912][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.816043][ T30] r10:61c88647 r9:8586c800 r8:84ff76ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.816067][ T30] r4:84ff7680 [ 1591.816082][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.816262][ T30] r10:00000000 r9:84ff7680 r8:80278fec r7:ea8f1e60 r6:84ff7700 r5:8586c800 [ 1591.816307][ T30] r4:00000001 [ 1591.816323][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.816372][ T30] Exception stack(0xea915fb0 to 0xea915ff8) [ 1591.816395][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1591.816424][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.816484][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.816522][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.816542][ T30] r4:85697b40 [ 1591.817101][ T30] INFO: task kworker/1:120:4875 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.817154][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.817271][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.817325][ T30] Call trace: [ 1591.817376][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.817453][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.817473][ T30] r4:00000000 [ 1591.817487][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.817560][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.817643][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.817716][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.842599][ T30] dd60: 80000113 ffffffff [ 1591.842679][ T30] r5:80000113 r4:80239c10 [ 1591.842698][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.842794][ T30] r4:82acb1e4 [ 1591.842844][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.842917][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.842936][ T30] r4:ea8eddc0 [ 1591.842950][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.843012][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.843039][ T30] r4:00000000 [ 1591.843056][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.843126][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.843145][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.843210][ T30] r5:00001000 r4:e82a3000 [ 1591.843486][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.843636][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.843721][ T30] r5:8580178c r4:84ff7300 [ 1591.843737][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.843810][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.843827][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.843947][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.843972][ T30] r4:84ff7300 [ 1591.844178][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.844330][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.844382][ T30] r4:00000001 [ 1591.844449][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.844503][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.844535][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.844565][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.844609][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.844640][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.844656][ T30] r4:858205c0 [ 1591.844701][ T30] INFO: task kworker/1:121:4876 blocked for more than 430 seconds. [ 1591.844740][ T30] Not tainted syzkaller #0 [ 1591.844762][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.844780][ T30] task:kworker/1:121 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.844865][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.844980][ T30] Call trace: [ 1591.845096][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.845172][ T30] r10:ea919d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea919d8c r5:8586d400 [ 1591.845190][ T30] r4:8586d400 [ 1591.845203][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.845251][ T30] r5:8586d400 r4:8291719c [ 1591.845265][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.845434][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.845542][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea919e08 [ 1591.845563][ T30] r4:00000000 [ 1591.845587][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.845637][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.845684][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.845747][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fea740 [ 1591.845794][ T30] r4:00000000 [ 1591.845810][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.845872][ T30] r9:83018605 r8:8586d400 r7:00000000 r6:83018600 r5:00001000 r4:7f047000 [ 1591.845913][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.845975][ T30] r5:00001000 r4:e0019000 [ 1591.845991][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.846047][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.846104][ T30] r5:8580338c r4:84ff7780 [ 1591.846118][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.846476][ T30] r7:ddde3d80 r6:83018600 r5:8580338c r4:84ff7780 [ 1591.846540][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.846629][ T30] r10:61c88647 r9:8586d400 r8:84ff77ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.846647][ T30] r4:84ff7780 [ 1591.846661][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.846781][ T30] r10:00000000 r9:84ff7780 r8:80278fec r7:ea8f1e60 r6:84ff7800 r5:8586d400 [ 1591.846813][ T30] r4:00000001 [ 1591.846827][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.846870][ T30] Exception stack(0xea919fb0 to 0xea919ff8) [ 1591.846898][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1591.846924][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.846949][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.846977][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.846994][ T30] r4:84fea040 [ 1591.881681][ T30] INFO: task kworker/1:121:4876 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.881816][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.882059][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.882159][ T30] Call trace: [ 1591.882458][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.882548][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.882596][ T30] r4:00000000 [ 1591.882776][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.882845][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.882882][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.882912][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.882936][ T30] dd60: 80000113 ffffffff [ 1591.882959][ T30] r5:80000113 r4:80239c10 [ 1591.882977][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.883045][ T30] r4:82acb1e4 [ 1591.883091][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.883285][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.883364][ T30] r4:ea8eddc0 [ 1591.883425][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.883492][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.883511][ T30] r4:00000000 [ 1591.883526][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.883587][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.883608][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.883674][ T30] r5:00001000 r4:e82a3000 [ 1591.883691][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.883742][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.883795][ T30] r5:8580178c r4:84ff7300 [ 1591.883811][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.883876][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.883890][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.883950][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.883971][ T30] r4:84ff7300 [ 1591.883986][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.884048][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.884069][ T30] r4:00000001 [ 1591.884104][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.884151][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.884175][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.884220][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.884248][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.884300][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.884327][ T30] r4:858205c0 [ 1591.884363][ T30] INFO: task kworker/1:122:4879 blocked for more than 430 seconds. [ 1591.884405][ T30] Not tainted syzkaller #0 [ 1591.884424][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.884440][ T30] task:kworker/1:122 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.884709][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.884852][ T30] Call trace: [ 1591.884881][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.884947][ T30] r10:ea91dd84 r9:00000002 r8:60000013 r7:829171a0 r6:ea91dd8c r5:858a3000 [ 1591.884970][ T30] r4:858a3000 [ 1591.885013][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.885071][ T30] r5:858a3000 r4:8291719c [ 1591.885087][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.885143][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.885226][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 [ 1591.885355][ T30] r4:00000000 [ 1591.885382][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.885441][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.885512][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.885576][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499080 [ 1591.885597][ T30] r4:00000000 [ 1591.885610][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.885669][ T30] r9:83018605 r8:858a3000 r7:00000000 r6:83018600 r5:00001000 r4:7f053000 [ 1591.885888][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.885957][ T30] r5:00001000 r4:ea4e9000 [ 1591.885973][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.886041][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.886106][ T30] r5:8580138c r4:84ff7880 [ 1591.886124][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.886189][ T30] r7:ddde3d80 r6:83018600 r5:8580138c r4:84ff7880 [ 1591.886205][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.886265][ T30] r10:61c88647 r9:858a3000 r8:84ff78ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.886284][ T30] r4:84ff7880 [ 1591.886301][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.886391][ T30] r10:00000000 r9:84ff7880 r8:80278fec r7:ea915e60 r6:8552b780 r5:858a3000 [ 1591.886434][ T30] r4:00000001 [ 1591.886452][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.886501][ T30] Exception stack(0xea91dfb0 to 0xea91dff8) [ 1591.886528][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.886560][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.886586][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.886619][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.886636][ T30] r4:84fea9c0 [ 1591.887380][ T30] INFO: task kworker/1:122:4879 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.887449][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.887626][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.913666][ T30] Call trace: [ 1591.913722][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.913838][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.913859][ T30] r4:00000000 [ 1591.913873][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.913923][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.913959][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.913986][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.914005][ T30] dd60: 80000113 ffffffff [ 1591.914026][ T30] r5:80000113 r4:80239c10 [ 1591.914041][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.914098][ T30] r4:82acb1e4 [ 1591.914113][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.914171][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.914190][ T30] r4:ea8eddc0 [ 1591.914204][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.914256][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.914275][ T30] r4:00000000 [ 1591.914290][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.914394][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.914420][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.914490][ T30] r5:00001000 r4:e82a3000 [ 1591.914507][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.914561][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.914621][ T30] r5:8580178c r4:84ff7300 [ 1591.914637][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.914700][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.914716][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.914774][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.914792][ T30] r4:84ff7300 [ 1591.914808][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.914865][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.914908][ T30] r4:00000001 [ 1591.914926][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.914967][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.914992][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.915021][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.915046][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.915071][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.915094][ T30] r4:858205c0 [ 1591.915175][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1591.915277][ T30] INFO: task kworker/1:123:4881 blocked for more than 430 seconds. [ 1591.915417][ T30] Not tainted syzkaller #0 [ 1591.915448][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.915468][ T30] task:kworker/1:123 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.915547][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.915684][ T30] Call trace: [ 1591.915720][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.915784][ T30] r10:ea921d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea921d8c r5:858a3c00 [ 1591.915802][ T30] r4:858a3c00 [ 1591.915817][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.915870][ T30] r5:858a3c00 r4:8291719c [ 1591.915884][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.915935][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.915991][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea921e08 [ 1591.916009][ T30] r4:00000000 [ 1591.916022][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.916068][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.916181][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.916249][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84feadc0 [ 1591.916266][ T30] r4:00000000 [ 1591.916279][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.916343][ T30] r9:83018605 r8:858a3c00 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000 [ 1591.916380][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.916467][ T30] r5:00001000 r4:e4261000 [ 1591.916586][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.916650][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.916710][ T30] r5:85803b8c r4:84ff7900 [ 1591.916726][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.916787][ T30] r7:ddde3d80 r6:83018600 r5:85803b8c r4:84ff7900 [ 1591.916804][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.916868][ T30] r10:61c88647 r9:858a3c00 r8:84ff792c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.916890][ T30] r4:84ff7900 [ 1591.916925][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.916992][ T30] r10:00000000 r9:84ff7900 r8:80278fec r7:ea91de60 r6:8552b800 r5:858a3c00 [ 1591.917014][ T30] r4:00000001 [ 1591.917028][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.917070][ T30] Exception stack(0xea921fb0 to 0xea921ff8) [ 1591.917094][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1591.917123][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.917148][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.917178][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.917196][ T30] r4:84fea840 [ 1591.946533][ T30] INFO: task kworker/1:123:4881 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1591.946860][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.947067][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.947171][ T30] Call trace: [ 1591.947390][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1591.947495][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1591.947538][ T30] r4:00000000 [ 1591.947558][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1591.947617][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1591.965667][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1591.965761][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1591.965797][ T30] dd60: 80000113 ffffffff [ 1591.965829][ T30] r5:80000113 r4:80239c10 [ 1591.965868][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1591.965965][ T30] r4:82acb1e4 [ 1591.965981][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1591.966041][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1591.966060][ T30] r4:ea8eddc0 [ 1591.966075][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.966133][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1591.966153][ T30] r4:00000000 [ 1591.966166][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.966223][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1591.966239][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.966302][ T30] r5:00001000 r4:e82a3000 [ 1591.966335][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.966393][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.966449][ T30] r5:8580178c r4:84ff7300 [ 1591.966484][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.966559][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1591.966576][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.966643][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.966659][ T30] r4:84ff7300 [ 1591.966673][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.966760][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1591.966886][ T30] r4:00000001 [ 1591.966908][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.966967][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1591.966998][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1591.967025][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.967052][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.967080][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.967112][ T30] r4:858205c0 [ 1591.967139][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1591.983971][ T30] INFO: task kworker/1:124:4882 blocked for more than 430 seconds. [ 1591.984115][ T30] Not tainted syzkaller #0 [ 1591.984141][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1591.984160][ T30] task:kworker/1:124 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1591.984249][ T30] Workqueue: events bpf_prog_free_deferred [ 1591.984343][ T30] Call trace: [ 1591.984512][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1591.984619][ T30] r10:ea931d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea931d8c r5:858a4800 [ 1591.984669][ T30] r4:858a4800 [ 1591.984741][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1591.984810][ T30] r5:858a4800 r4:8291719c [ 1591.984827][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1591.985168][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1591.985331][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 [ 1591.985383][ T30] r4:00000000 [ 1591.985408][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1591.985455][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1591.985510][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1591.985571][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fea040 [ 1591.985591][ T30] r4:00000000 [ 1591.985606][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1591.985679][ T30] r9:83018605 r8:858a4800 r7:00000000 r6:83018600 r5:00001000 r4:7f051000 [ 1591.985729][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1591.985811][ T30] r5:00001000 r4:ea419000 [ 1591.985831][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1591.985878][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1591.985949][ T30] r5:85800b8c r4:84ff7980 [ 1591.985969][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1591.986034][ T30] r7:ddde3d80 r6:83018600 r5:85800b8c r4:84ff7980 [ 1591.986053][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1591.986143][ T30] r10:61c88647 r9:858a4800 r8:84ff79ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1591.986164][ T30] r4:84ff7980 [ 1591.986180][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1591.986241][ T30] r10:00000000 r9:84ff7980 r8:80278fec r7:ea91de60 r6:8552b880 r5:858a4800 [ 1591.986259][ T30] r4:00000001 [ 1591.986272][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1591.986340][ T30] Exception stack(0xea931fb0 to 0xea931ff8) [ 1591.986533][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1591.986696][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1591.986727][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1591.986761][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1591.986795][ T30] r4:84feab80 [ 1591.999917][ T30] INFO: task kworker/1:124:4882 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1592.000022][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1592.000120][ T30] Workqueue: events bpf_prog_free_deferred [ 1592.000210][ T30] Call trace: [ 1592.000289][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1592.000441][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1592.000468][ T30] r4:00000000 [ 1592.000485][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1592.000540][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1592.000603][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1592.000674][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1592.000724][ T30] dd60: 80000113 ffffffff [ 1592.000753][ T30] r5:80000113 r4:80239c10 [ 1592.000793][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1592.000883][ T30] r4:82acb1e4 [ 1592.000914][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1592.000979][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1592.001000][ T30] r4:ea8eddc0 [ 1592.001015][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1592.001078][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1592.001096][ T30] r4:00000000 [ 1592.001111][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1592.001208][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1592.001244][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1592.001310][ T30] r5:00001000 r4:e82a3000 [ 1592.001329][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1592.001385][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1592.001442][ T30] r5:8580178c r4:84ff7300 [ 1592.001460][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1592.001533][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1592.001553][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1592.001623][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1592.001641][ T30] r4:84ff7300 [ 1592.001656][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1592.001739][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1592.001787][ T30] r4:00000001 [ 1592.001806][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1592.001851][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1592.001875][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1592.001899][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1592.001924][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1592.001955][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1592.001973][ T30] r4:858205c0 [ 1592.001994][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1592.002025][ T30] INFO: task kworker/1:125:4885 blocked for more than 430 seconds. [ 1592.002064][ T30] Not tainted syzkaller #0 [ 1592.002086][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1592.002100][ T30] task:kworker/1:125 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1592.002152][ T30] Workqueue: events bpf_prog_free_deferred [ 1592.002220][ T30] Call trace: [ 1592.002248][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1592.002315][ T30] r10:ea911d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea911d8c r5:858a5400 [ 1592.002335][ T30] r4:858a5400 [ 1592.002351][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1592.002404][ T30] r5:858a5400 r4:8291719c [ 1592.002418][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1592.002508][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1592.002588][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08 [ 1592.002607][ T30] r4:00000000 [ 1592.002622][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1592.002674][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1592.002722][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1592.002798][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531780 [ 1592.002829][ T30] r4:00000000 [ 1592.002844][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1592.002903][ T30] r9:83018605 r8:858a5400 r7:00000000 r6:83018600 r5:00001000 r4:7f055000 [ 1592.002932][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1592.003011][ T30] r5:00001000 r4:ea58b000 [ 1592.003030][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1592.003128][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1592.003188][ T30] r5:854bdb8c r4:84ff7a00 [ 1592.003205][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1592.003266][ T30] r7:ddde3d80 r6:83018600 r5:854bdb8c r4:84ff7a00 [ 1592.003282][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1592.003369][ T30] r10:61c88647 r9:858a5400 r8:84ff7a2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1592.003389][ T30] r4:84ff7a00 [ 1592.003403][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1592.003468][ T30] r10:00000000 r9:84ff7a00 r8:80278fec r7:ea91de60 r6:8552b980 r5:858a5400 [ 1592.003488][ T30] r4:00000001 [ 1592.003503][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1592.003552][ T30] Exception stack(0xea911fb0 to 0xea911ff8) [ 1592.003590][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1592.003642][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1592.003675][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1592.003707][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1592.003726][ T30] r4:84fea580 [ 1592.004576][ T30] INFO: task kworker/1:125:4885 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1592.004615][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1592.004675][ T30] Workqueue: events bpf_prog_free_deferred [ 1592.004728][ T30] Call trace: [ 1592.004796][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1592.004866][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1592.004885][ T30] r4:00000000 [ 1592.004898][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1592.004969][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1592.005029][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1592.005074][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1592.005112][ T30] dd60: 80000113 ffffffff [ 1592.005137][ T30] r5:80000113 r4:80239c10 [ 1592.005162][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1592.005225][ T30] r4:82acb1e4 [ 1592.005240][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1592.005300][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1592.005345][ T30] r4:ea8eddc0 [ 1592.005365][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1592.005426][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1592.005442][ T30] r4:00000000 [ 1592.005456][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1592.005515][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1592.005546][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1592.005613][ T30] r5:00001000 r4:e82a3000 [ 1592.005644][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1592.005719][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1592.005782][ T30] r5:8580178c r4:84ff7300 [ 1592.005800][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1592.005866][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1592.005883][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1592.005951][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1592.005992][ T30] r4:84ff7300 [ 1592.006035][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1592.006105][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1592.006124][ T30] r4:00000001 [ 1592.006155][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1592.006208][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1592.006265][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1592.006312][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1592.006342][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1592.006377][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1592.006396][ T30] r4:858205c0 [ 1592.006411][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1592.006495][ T30] INFO: task kworker/1:127:4888 blocked for more than 430 seconds. [ 1592.006531][ T30] Not tainted syzkaller #0 [ 1592.006551][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1592.006578][ T30] task:kworker/1:127 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1592.006664][ T30] Workqueue: events bpf_prog_free_deferred [ 1592.006764][ T30] Call trace: [ 1592.006793][ T30] [<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130) [ 1592.006858][ T30] r10:ea949d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea949d8c r5:858a6c00 [ 1592.006881][ T30] r4:858a6c00 [ 1592.006896][ T30] [<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24) [ 1592.006952][ T30] r5:858a6c00 r4:8291719c [ 1592.006967][ T30] [<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1592.007055][ T30] [<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18) [ 1592.007134][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08 [ 1592.007179][ T30] r4:00000000 [ 1592.007209][ T30] [<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40) [ 1592.007267][ T30] [<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240) [ 1592.007362][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1592.007424][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531540 [ 1592.007440][ T30] r4:00000000 [ 1592.007516][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1592.007581][ T30] r9:83018605 r8:858a6c00 r7:00000000 r6:83018600 r5:00001000 r4:7f057000 [ 1592.007596][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1592.007641][ T30] r5:00001000 r4:ea6b5000 [ 1592.007652][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1592.030268][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1592.030465][ T30] r5:855be78c r4:84ff7b00 [ 1592.030506][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1592.030620][ T30] r7:ddde3d80 r6:83018600 r5:855be78c r4:84ff7b00 [ 1592.030642][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1592.030723][ T30] r10:61c88647 r9:858a6c00 r8:84ff7b2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1592.030747][ T30] r4:84ff7b00 [ 1592.030765][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1592.030833][ T30] r10:00000000 r9:84ff7b00 r8:80278fec r7:ea945e60 r6:8552ba80 r5:858a6c00 [ 1592.030887][ T30] r4:00000001 [ 1592.030924][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1592.031032][ T30] Exception stack(0xea949fb0 to 0xea949ff8) [ 1592.031084][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1592.031113][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1592.031140][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1592.031197][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1592.031222][ T30] r4:855318c0 [ 1592.032096][ T30] INFO: task kworker/1:127:4888 is blocked on a mutex likely owned by task kworker/1:115:4864. [ 1592.032167][ T30] task:kworker/1:115 state:R running task stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1592.032313][ T30] Workqueue: events bpf_prog_free_deferred [ 1592.032395][ T30] Call trace: [ 1592.032491][ T30] [<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8) [ 1592.032585][ T30] r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000 [ 1592.032609][ T30] r4:00000000 [ 1592.032654][ T30] [<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1592.032739][ T30] Exception stack(0xea8edd20 to 0xea8edd68) [ 1592.032796][ T30] dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0 [ 1592.032833][ T30] dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10 [ 1592.032880][ T30] dd60: 80000113 ffffffff [ 1592.032929][ T30] r5:80000113 r4:80239c10 [ 1592.032952][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458) [ 1592.033017][ T30] r4:82acb1e4 [ 1592.033051][ T30] [<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240) [ 1592.033116][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08 [ 1592.033135][ T30] r4:ea8eddc0 [ 1592.033169][ T30] [<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210) [ 1592.033233][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40 [ 1592.033254][ T30] r4:00000000 [ 1592.033268][ T30] [<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50) [ 1592.033332][ T30] r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000 [ 1592.033351][ T30] [<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14) [ 1592.033403][ T30] r5:00001000 r4:e82a3000 [ 1592.033448][ T30] [<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4) [ 1592.033526][ T30] [<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158) [ 1592.033591][ T30] r5:8580178c r4:84ff7300 [ 1592.033609][ T30] [<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1592.033693][ T30] r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300 [ 1592.033722][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1592.033802][ T30] r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1592.033905][ T30] r4:84ff7300 [ 1592.033997][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1592.034070][ T30] r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000 [ 1592.034108][ T30] r4:00000001 [ 1592.034129][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1592.034179][ T30] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1592.034208][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1592.034238][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1592.034265][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1592.034294][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1592.034312][ T30] r4:858205c0 [ 1592.034453][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1592.063288][ T30] NMI backtrace for cpu 0 [ 1592.063822][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1592.064067][ T30] Hardware name: ARM-Versatile Express [ 1592.064180][ T30] Call trace: [ 1592.064244][ T30] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 1592.064361][ T30] r7:00000000 r6:000e0013 r5:600e0093 r4:82252488 [ 1592.064847][ T30] [<80201b08>] (show_stack) from [<8021f93c>] (dump_stack_lvl+0x70/0x7c) [ 1592.065062][ T30] [<8021f8cc>] (dump_stack_lvl) from [<8021f960>] (dump_stack+0x18/0x1c) [ 1592.065115][ T30] r5:00000000 r4:00000001 [ 1592.065128][ T30] [<8021f948>] (dump_stack) from [<81a4ce4c>] (nmi_cpu_backtrace+0x160/0x17c) [ 1592.065184][ T30] [<81a4ccec>] (nmi_cpu_backtrace) from [<81a4cf98>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1592.065229][ T30] r7:00000000 r6:8280c690 r5:8281ae34 r4:ffffffff [ 1592.065242][ T30] [<81a4ce68>] (nmi_trigger_cpumask_backtrace) from [<802304fc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1592.065308][ T30] r9:8281ba28 r8:8280c810 r7:0001f8a8 r6:00007c2d r5:82abf7d4 r4:85a8230c [ 1592.065322][ T30] [<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037f9a8>] (watchdog+0x5d0/0x850) [ 1592.065391][ T30] [<8037f3d8>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280) [ 1592.065479][ T30] r10:00000000 r9:00000000 r8:8037f3d8 r7:830cfa80 r6:830cfa80 r5:8321e000 [ 1592.065498][ T30] r4:00000001 [ 1592.065564][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1592.065622][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1592.065658][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1592.065733][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1592.065762][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1592.065825][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1592.065870][ T30] r4:832cde00 [ 1592.066362][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1592.067151][ C1] NMI backtrace for cpu 1 [ 1592.067290][ C1] CPU: 1 UID: 0 PID: 2818 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1592.067368][ C1] Hardware name: ARM-Versatile Express [ 1592.067559][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1592.067704][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1592.067755][ C1] pc : [<81a6d09c>] lr : [<80a8eea8>] psr: 60000113 [ 1592.067776][ C1] sp : eaecdeb0 ip : eaecdec0 fp : eaecdebc [ 1592.067794][ C1] r10: 82959554 r9 : 00000001 r8 : 00000000 [ 1592.067816][ C1] r7 : 00000117 r6 : 829594b8 r5 : 00000000 r4 : 00000001 [ 1592.067841][ C1] r3 : 000009bb r2 : 00000000 r1 : 60000113 r0 : 8423e040 [ 1592.067936][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1592.067978][ C1] Control: 30c5387d Table: 84dbc400 DAC: 00000000 [ 1592.068015][ C1] Call trace: [ 1592.068039][ C1] [<81a6d074>] (_raw_spin_unlock_irqrestore) from [<80a8eea8>] (pl011_console_device_unlock+0x20/0x24) [ 1592.068108][ C1] [<80a8ee88>] (pl011_console_device_unlock) from [<802e3660>] (nbcon_emit_one+0x88/0x100) [ 1592.068171][ C1] [<802e35d8>] (nbcon_emit_one) from [<802e3880>] (nbcon_kthread_func+0x1a8/0x2a4) [ 1592.068200][ C1] r6:8280c690 r5:83826c00 r4:829594b8 [ 1592.068208][ C1] [<802e36d8>] (nbcon_kthread_func) from [<8028020c>] (kthread+0x12c/0x280) [ 1592.068242][ C1] r10:00000000 r9:829594b8 r8:802e36d8 r7:84711900 r6:84711900 r5:83826c00 [ 1592.068251][ C1] r4:00000001 [ 1592.068258][ C1] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1592.068280][ C1] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1592.068297][ C1] dfa0: 00000000 00000000 00000000 00000000 [ 1592.068311][ C1] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1592.068324][ C1] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1592.068340][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1592.068348][ C1] r4:84af4800 [ 1592.085427][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 1592.117915][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1592.118663][ T30] Hardware name: ARM-Versatile Express [ 1592.119350][ T30] Call trace: [ 1592.119678][ T30] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 1592.120074][ T30] r7:822531ac r6:8321e000 r5:00000000 r4:82252488 [ 1592.120314][ T30] [<80201b08>] (show_stack) from [<8021f920>] (dump_stack_lvl+0x54/0x7c) [ 1592.120702][ T30] [<8021f8cc>] (dump_stack_lvl) from [<8021f960>] (dump_stack+0x18/0x1c) [ 1592.127949][ T30] r5:00000000 r4:82a78d18 [ 1592.130593][ T30] [<8021f948>] (dump_stack) from [<802025f8>] (vpanic+0xe0/0x2e8) [ 1592.138212][ T30] [<80202518>] (vpanic) from [<80202834>] (trace_suspend_resume+0x0/0xd8) [ 1592.141689][ T30] r7:0001f8a8 [ 1592.148039][ T30] [<80202800>] (panic) from [<8037f7e8>] (watchdog+0x410/0x850) [ 1592.157381][ T30] r3:00000001 r2:00000000 r1:00000000 r0:822531ac [ 1592.158698][ T30] [<8037f3d8>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280) [ 1592.160669][ T30] r10:00000000 r9:00000000 r8:8037f3d8 r7:830cfa80 r6:830cfa80 r5:8321e000 [ 1592.164342][ T30] r4:00000001 [ 1592.168384][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1592.170165][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1592.172798][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1592.177673][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1592.178267][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1592.178669][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1592.184141][ T30] r4:832cde00 [ 1592.190624][ T30] Rebooting in 86400 seconds.. VM DIAGNOSIS: 11:47:09 Registers: info registers vcpu 0 CPU#0 R00=00000000 R01=00000029 R02=00000040 R03=7edd339c R04=7edd3398 R05=7edd339c R06=00000029 R07=00000127 R08=002ec7f0 R09=00000003 R10=7edd3398 R11=7edd3398 R12=00000000 R13=eadc1ff8 R14=001346d8 R15=001346d8 PSR=40000093 -Z-- A S svc32 s00=18010000 s01=21000000 d00=2100000018010000 s02=00000000 s03=00000010 d01=0000001000000000 s04=85000000 s05=75000000 d02=7500000085000000 s06=a5000000 s07=23000000 d03=23000000a5000000 s08=95000000 s09=00000000 d04=0000000095000000 s10=80000000 s11=00000000 d05=0000000080000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=00000140 d07=0000014000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=72be5d74 s33=80deb1fe d16=80deb1fe72be5d74 s34=9bdc06a7 s35=c19bf2b4 d17=c19bf2b49bdc06a7 s36=e4175cfa s37=d454601c d18=d454601ce4175cfa s38=e39b5d68 s39=c29ebeff d19=c29ebeffe39b5d68 s40=9188db68 s41=db3788e0 d20=db3788e09188db68 s42=ddb7792a s43=4f8704ab d21=4f8704abddb7792a s44=6d12311b s45=1c1b66f1 d22=1c1b66f16d12311b s46=255bb6ef s47=9569f0e0 d23=9569f0e0255bb6ef s48=48acb1d0 s49=ed66cfab d24=ed66cfab48acb1d0 s50=6a3dd600 s51=58e2a6de d25=58e2a6de6a3dd600 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=8423e040 R01=00000061 R02=eaee7000 R03=00000000 R04=84c0404d R05=8423e040 R06=80a8ede4 R07=84c0404d R08=80a8ede4 R09=00000061 R10=000003a3 R11=eaecde24 R12=00000002 R13=eaecde18 R14=82959484 R15=80a8ee3c PSR=80000193 N--- A S svc32 s00=69189fd3 s01=40505c6a d00=40505c6a69189fd3 s02=00000000 s03=4117d060 d01=4117d06000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=0411a815 s07=3f72cabd d03=3f72cabd0411a815 s08=5bc3b587 s09=40454032 d04=404540325bc3b587 s10=00000000 s11=41486a00 d05=41486a0000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=41cdcd65 d07=41cdcd6500000000 s16=00000000 s17=413a2b10 d08=413a2b1000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=0005f418 s31=00000000 d15=000000000005f418 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 20000011