[ 1013.858764][ T29] audit: type=1400 audit(1013.780:56): 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 [ 1013.869715][ T29] audit: type=1400 audit(1013.780:57): 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 [ 1015.735017][ C0] hrtimer: interrupt took 78429200 ns Warning: Permanently added '[localhost]:55044' (ED25519) to the list of known hosts. [ 1083.596956][ T29] audit: type=1400 audit(1083.510:58): 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 [ 1083.624457][ T29] audit: type=1400 audit(1083.540:59): 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 00:19:09 parsed 1 programs [ 1149.388201][ T29] audit: type=1400 audit(1149.310:60): 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 [ 1152.887385][ T29] audit: type=1400 audit(1152.800:61): 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 [ 1152.895812][ T29] audit: type=1400 audit(1152.810:62): 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 [ 1152.920058][ T3120] cgroup: Unknown subsys name 'net' [ 1152.932813][ T29] audit: type=1400 audit(1152.850:63): 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 [ 1153.143049][ T3120] cgroup: Unknown subsys name 'cpuset' [ 1153.162948][ T3120] cgroup: Unknown subsys name 'hugetlb' [ 1153.163930][ T3120] cgroup: Unknown subsys name 'rlimit' [ 1153.784383][ T29] audit: type=1400 audit(1153.700:64): 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 [ 1153.801163][ T29] audit: type=1400 audit(1153.720:65): 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 [ 1153.801555][ T29] audit: type=1400 audit(1153.720:66): 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 [ 1153.801869][ T29] audit: type=1400 audit(1153.720:67): 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 [ 1153.919539][ T29] audit: type=1400 audit(1153.830:68): 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 [ 1153.931727][ T29] audit: type=1400 audit(1153.850:69): 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 [ 1154.221296][ T3128] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 1164.395871][ T3120] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 1174.307551][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 1174.308160][ T29] audit: type=1400 audit(1174.210:75): avc: denied { execmem } for pid=3129 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 1174.338519][ T29] audit: type=1400 audit(1174.260:76): avc: denied { read } for pid=3130 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1174.341995][ T29] audit: type=1400 audit(1174.260:77): avc: denied { open } for pid=3130 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 [ 1174.356980][ T29] audit: type=1400 audit(1174.270:78): avc: denied { mounton } for pid=3130 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 [ 1174.454705][ T29] audit: type=1400 audit(1174.370:79): avc: denied { mount } for pid=3130 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 [ 1174.464353][ T29] audit: type=1400 audit(1174.380:80): avc: denied { mounton } for pid=3130 comm="syz-executor" path="/syzkaller.Udz2sj/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 [ 1174.474475][ T29] audit: type=1400 audit(1174.390:81): avc: denied { mount } for pid=3130 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 [ 1174.488156][ T29] audit: type=1400 audit(1174.400:82): avc: denied { mounton } for pid=3130 comm="syz-executor" path="/syzkaller.Udz2sj/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 [ 1174.494012][ T29] audit: type=1400 audit(1174.410:83): avc: denied { mounton } for pid=3130 comm="syz-executor" path="/syzkaller.Udz2sj/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=446 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 1174.517779][ T29] audit: type=1400 audit(1174.440:84): avc: denied { unmount } for pid=3130 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 1174.621923][ T3130] 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. [ 1181.229050][ T29] kauditd_printk_skb: 11 callbacks suppressed [ 1181.229421][ T29] audit: type=1400 audit(1181.140:96): avc: denied { create } for pid=3332 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 1181.238106][ T29] audit: type=1400 audit(1181.150:97): avc: denied { sys_admin } for pid=3332 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 1181.427137][ T29] audit: type=1400 audit(1181.340:98): avc: denied { sys_chroot } for pid=3333 comm="syz-executor" capability=18 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 1182.071567][ T29] audit: type=1400 audit(1181.990:99): avc: denied { sys_module } for pid=3357 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 1184.399233][ T3357] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1184.405707][ T3357] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1185.659137][ T3357] hsr_slave_0: entered promiscuous mode [ 1185.664407][ T3357] hsr_slave_1: entered promiscuous mode [ 1186.249340][ T3357] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1186.272263][ T3357] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1186.293742][ T3357] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1186.304442][ T3357] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1187.415674][ T3357] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1191.383392][ T3357] veth0_vlan: entered promiscuous mode [ 1191.408834][ T3357] veth1_vlan: entered promiscuous mode [ 1191.464907][ T3357] veth0_macvtap: entered promiscuous mode [ 1191.478378][ T3357] veth1_macvtap: entered promiscuous mode [ 1191.543376][ T3217] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1191.544083][ T3217] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1191.544200][ T3217] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1191.544369][ T3217] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1192.065221][ T3217] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1192.167741][ T3217] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1192.262086][ T3217] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1192.325832][ T3217] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1192.950531][ T3217] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1192.974200][ T3217] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1192.983942][ T3217] bond0 (unregistering): Released all slaves [ 1193.107479][ T3217] hsr_slave_0: left promiscuous mode [ 1193.110013][ T3217] hsr_slave_1: left promiscuous mode [ 1193.124731][ T3217] veth1_macvtap: left promiscuous mode [ 1193.125375][ T3217] veth0_macvtap: left promiscuous mode [ 1193.128152][ T3217] veth1_vlan: left promiscuous mode [ 1193.128835][ T3217] veth0_vlan: left promiscuous mode 1970/01/01 00:19:57 executed programs: 0 [ 1199.937641][ T3770] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1199.944640][ T3770] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1201.106148][ T3770] hsr_slave_0: entered promiscuous mode [ 1201.108903][ T3770] hsr_slave_1: entered promiscuous mode [ 1201.925411][ T3770] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1201.959345][ T3770] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1201.978762][ T3770] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1201.989792][ T3770] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1203.182703][ T3770] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1212.441326][ T3770] veth0_vlan: entered promiscuous mode [ 1212.487277][ T3770] veth1_vlan: entered promiscuous mode [ 1212.674031][ T3770] veth0_macvtap: entered promiscuous mode [ 1212.689770][ T3770] veth1_macvtap: entered promiscuous mode [ 1212.961188][ T32] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1212.961604][ T32] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1212.961982][ T32] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1212.962202][ T32] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:20:13 executed programs: 2 [ 1213.697150][ T29] audit: type=1400 audit(1213.610:100): avc: denied { prog_load } for pid=4176 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 1213.777274][ T29] audit: type=1400 audit(1213.610:101): avc: denied { bpf } for pid=4176 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1213.779234][ T29] audit: type=1400 audit(1213.610:102): avc: denied { perfmon } for pid=4176 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1213.780834][ T29] audit: type=1400 audit(1213.680:103): avc: denied { prog_run } for pid=4176 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:20:18 executed programs: 21 1970/01/01 00:20:23 executed programs: 39 1970/01/01 00:20:28 executed programs: 53 1970/01/01 00:20:33 executed programs: 68 1970/01/01 00:20:38 executed programs: 82 1970/01/01 00:20:44 executed programs: 96 1970/01/01 00:20:49 executed programs: 113 1970/01/01 00:20:54 executed programs: 128 1970/01/01 00:20:59 executed programs: 142 1970/01/01 00:21:04 executed programs: 157 1970/01/01 00:21:09 executed programs: 172 1970/01/01 00:21:15 executed programs: 186 1970/01/01 00:21:20 executed programs: 202 1970/01/01 00:21:25 executed programs: 217 1970/01/01 00:21:30 executed programs: 234 1970/01/01 00:21:35 executed programs: 250 1970/01/01 00:21:40 executed programs: 267 1970/01/01 00:21:46 executed programs: 282 1970/01/01 00:21:51 executed programs: 299 1970/01/01 00:21:56 executed programs: 316 1970/01/01 00:22:01 executed programs: 332 1970/01/01 00:22:06 executed programs: 348 1970/01/01 00:22:11 executed programs: 364 1970/01/01 00:22:16 executed programs: 381 1970/01/01 00:22:22 executed programs: 397 1970/01/01 00:22:27 executed programs: 411 1970/01/01 00:22:32 executed programs: 429 1970/01/01 00:22:37 executed programs: 445 1970/01/01 00:22:43 executed programs: 459 1970/01/01 00:22:48 executed programs: 474 1970/01/01 00:22:53 executed programs: 489 1970/01/01 00:22:58 executed programs: 507 1970/01/01 00:23:04 executed programs: 522 1970/01/01 00:23:09 executed programs: 537 1970/01/01 00:23:14 executed programs: 553 1970/01/01 00:23:19 executed programs: 570 1970/01/01 00:23:24 executed programs: 579 1970/01/01 00:23:29 executed programs: 590 1970/01/01 00:23:35 executed programs: 599 [ 1417.031591][ T3842] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1417.210292][ T3842] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1417.322167][ T3842] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1417.457374][ T3842] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1418.256216][ T3842] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1418.327859][ T3842] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1418.351691][ T3842] bond0 (unregistering): Released all slaves [ 1418.447511][ T3842] hsr_slave_0: left promiscuous mode [ 1418.457401][ T3842] hsr_slave_1: left promiscuous mode [ 1418.467270][ T3842] veth1_macvtap: left promiscuous mode [ 1418.467737][ T3842] veth0_macvtap: left promiscuous mode [ 1418.467955][ T3842] veth1_vlan: left promiscuous mode [ 1418.468155][ T3842] veth0_vlan: left promiscuous mode [ 1423.271051][ T5329] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1423.290335][ T5329] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1426.070918][ T5329] hsr_slave_0: entered promiscuous mode [ 1426.072525][ T5329] hsr_slave_1: entered promiscuous mode [ 1427.504773][ T5329] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1427.532360][ T5329] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1427.544980][ T5329] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1427.582196][ T5329] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1429.838645][ T5329] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1438.106082][ T5329] veth0_vlan: entered promiscuous mode [ 1438.148479][ T5329] veth1_vlan: entered promiscuous mode [ 1438.389380][ T5329] veth0_macvtap: entered promiscuous mode [ 1438.421992][ T5329] veth1_macvtap: entered promiscuous mode [ 1438.536805][ T3170] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1438.537259][ T3170] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1438.541493][ T3170] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1438.541840][ T3170] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:23:58 executed programs: 602 1970/01/01 00:24:04 executed programs: 621 1970/01/01 00:24:09 executed programs: 630 1970/01/01 00:24:14 executed programs: 642 1970/01/01 00:24:20 executed programs: 653 1970/01/01 00:24:25 executed programs: 666 1970/01/01 00:24:31 executed programs: 677 1970/01/01 00:24:36 executed programs: 690 1970/01/01 00:24:42 executed programs: 699 1970/01/01 00:24:47 executed programs: 708 1970/01/01 00:24:52 executed programs: 717 1970/01/01 00:24:57 executed programs: 725 1970/01/01 00:25:02 executed programs: 734 1970/01/01 00:25:07 executed programs: 744 1970/01/01 00:25:12 executed programs: 754 1970/01/01 00:25:18 executed programs: 763 1970/01/01 00:25:23 executed programs: 772 1970/01/01 00:25:28 executed programs: 782 1970/01/01 00:25:34 executed programs: 792 1970/01/01 00:25:39 executed programs: 802 1970/01/01 00:25:44 executed programs: 815 1970/01/01 00:25:49 executed programs: 825 1970/01/01 00:25:54 executed programs: 835 1970/01/01 00:26:00 executed programs: 844 1970/01/01 00:26:05 executed programs: 855 1970/01/01 00:26:10 executed programs: 866 1970/01/01 00:26:16 executed programs: 877 1970/01/01 00:26:21 executed programs: 886 1970/01/01 00:26:26 executed programs: 895 1970/01/01 00:26:31 executed programs: 905 1970/01/01 00:26:36 executed programs: 915 1970/01/01 00:26:42 executed programs: 925 1970/01/01 00:26:47 executed programs: 936 1970/01/01 00:26:53 executed programs: 948 1970/01/01 00:26:58 executed programs: 958 1970/01/01 00:27:03 executed programs: 971 1970/01/01 00:27:08 executed programs: 981 1970/01/01 00:27:13 executed programs: 991 1970/01/01 00:27:19 executed programs: 1001 1970/01/01 00:27:24 executed programs: 1010 1970/01/01 00:27:30 executed programs: 1019 1970/01/01 00:27:35 executed programs: 1028 1970/01/01 00:27:40 executed programs: 1040 1970/01/01 00:27:45 executed programs: 1059 1970/01/01 00:27:51 executed programs: 1068 1970/01/01 00:27:56 executed programs: 1077 1970/01/01 00:28:01 executed programs: 1090 1970/01/01 00:28:06 executed programs: 1099 1970/01/01 00:28:12 executed programs: 1112 1970/01/01 00:28:17 executed programs: 1123 1970/01/01 00:28:23 executed programs: 1135 1970/01/01 00:28:28 executed programs: 1145 1970/01/01 00:28:33 executed programs: 1159 1970/01/01 00:28:38 executed programs: 1174 1970/01/01 00:28:44 executed programs: 1184 1970/01/01 00:28:49 executed programs: 1196 [ 1730.940093][ T3217] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1731.012676][ T3217] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1731.108318][ T3217] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1731.204825][ T3217] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1731.948507][ T3217] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1732.046320][ T3217] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1732.128494][ T3217] bond0 (unregistering): Released all slaves [ 1732.225532][ T3217] hsr_slave_0: left promiscuous mode [ 1732.232883][ T3217] hsr_slave_1: left promiscuous mode [ 1732.258189][ T3217] veth1_macvtap: left promiscuous mode [ 1732.258621][ T3217] veth0_macvtap: left promiscuous mode [ 1732.258895][ T3217] veth1_vlan: left promiscuous mode [ 1732.259012][ T3217] veth0_vlan: left promiscuous mode [ 1737.773407][ T6643] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1737.792452][ T6643] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1740.923490][ T6643] hsr_slave_0: entered promiscuous mode [ 1740.928123][ T6643] hsr_slave_1: entered promiscuous mode [ 1742.417629][ T6643] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1742.471138][ T6643] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1742.558259][ T6643] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1742.587528][ T6643] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1744.560632][ T6643] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1752.031997][ T6643] veth0_vlan: entered promiscuous mode [ 1752.071324][ T6643] veth1_vlan: entered promiscuous mode [ 1752.188116][ T6643] veth0_macvtap: entered promiscuous mode [ 1752.212426][ T6643] veth1_macvtap: entered promiscuous mode [ 1752.342586][ T38] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1752.343024][ T38] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1752.343119][ T38] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1752.343619][ T38] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:29:12 executed programs: 1202 1970/01/01 00:29:18 executed programs: 1220 1970/01/01 00:29:23 executed programs: 1229 1970/01/01 00:29:28 executed programs: 1241 1970/01/01 00:29:33 executed programs: 1250 1970/01/01 00:29:38 executed programs: 1259 1970/01/01 00:29:43 executed programs: 1268 1970/01/01 00:29:49 executed programs: 1286 1970/01/01 00:29:55 executed programs: 1299 1970/01/01 00:30:00 executed programs: 1308 1970/01/01 00:30:05 executed programs: 1319 1970/01/01 00:30:10 executed programs: 1329 1970/01/01 00:30:16 executed programs: 1341 1970/01/01 00:30:21 executed programs: 1351 1970/01/01 00:30:26 executed programs: 1361 1970/01/01 00:30:31 executed programs: 1371 1970/01/01 00:30:37 executed programs: 1381 1970/01/01 00:30:42 executed programs: 1389 1970/01/01 00:30:47 executed programs: 1399 1970/01/01 00:30:53 executed programs: 1413 1970/01/01 00:30:58 executed programs: 1430 1970/01/01 00:31:03 executed programs: 1443 1970/01/01 00:31:09 executed programs: 1454 1970/01/01 00:31:14 executed programs: 1464 1970/01/01 00:31:19 executed programs: 1473 1970/01/01 00:31:24 executed programs: 1485 1970/01/01 00:31:29 executed programs: 1495 1970/01/01 00:31:34 executed programs: 1506 1970/01/01 00:31:39 executed programs: 1515 1970/01/01 00:31:44 executed programs: 1524 1970/01/01 00:31:50 executed programs: 1541 1970/01/01 00:31:55 executed programs: 1551 1970/01/01 00:32:00 executed programs: 1560 1970/01/01 00:32:05 executed programs: 1570 1970/01/01 00:32:11 executed programs: 1583 1970/01/01 00:32:16 executed programs: 1593 1970/01/01 00:32:22 executed programs: 1603 1970/01/01 00:32:27 executed programs: 1615 1970/01/01 00:32:32 executed programs: 1627 1970/01/01 00:32:37 executed programs: 1638 1970/01/01 00:32:43 executed programs: 1650 1970/01/01 00:32:48 executed programs: 1661 1970/01/01 00:32:53 executed programs: 1673 1970/01/01 00:32:58 executed programs: 1684 1970/01/01 00:33:04 executed programs: 1695 1970/01/01 00:33:09 executed programs: 1702 [ 1992.237473][ T30] INFO: task kworker/1:0:23 blocked for more than 430 seconds. [ 1992.238145][ T30] Not tainted syzkaller #0 [ 1992.238512][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.238864][ T30] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.242851][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.245162][ T30] Call trace: [ 1992.248152][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.249354][ T30] r10:df879d84 r9:00000002 r8:60000113 r7:829171a0 r6:df879d8c r5:8321a400 [ 1992.250521][ T30] r4:8321a400 [ 1992.251238][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.252247][ T30] r5:8321a400 r4:8291719c [ 1992.252833][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.253941][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.254973][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1992.256028][ T30] r4:00000000 [ 1992.257005][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.257892][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.258796][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.259739][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d85d80 [ 1992.260655][ T30] r4:00000000 [ 1992.261241][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.262195][ T30] r9:83018605 r8:8321a400 r7:00000000 r6:83018600 r5:00001000 r4:7f027000 [ 1992.263038][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.263956][ T30] r5:00001000 r4:dfa65000 [ 1992.264622][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.276761][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.277112][ T30] r5:84f3978c r4:830cf000 [ 1992.277241][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.277442][ T30] r7:ddde3d80 r6:83018600 r5:84f3978c r4:830cf000 [ 1992.277585][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.277786][ T30] r10:61c88647 r9:8321a400 r8:830cf02c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.277913][ T30] r4:830cf000 [ 1992.278025][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.278248][ T30] r10:00000000 r9:830cf000 r8:80278fec r7:df819d50 r6:830cf080 r5:8321a400 [ 1992.278378][ T30] r4:00000001 [ 1992.278497][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.278854][ T30] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1992.279239][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.279411][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.279556][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.279741][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.279879][ T30] r4:830cd200 [ 1992.280748][ T30] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.280992][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.281474][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.281754][ T30] Call trace: [ 1992.281980][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.282180][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.282299][ T30] r4:00000000 [ 1992.282409][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.282573][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.282756][ T30] 5d20: c787b000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.282911][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.283043][ T30] 5d60: 80000113 ffffffff [ 1992.283197][ T30] r5:80000113 r4:80239c10 [ 1992.283316][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.283499][ T30] r4:82acb1e4 [ 1992.283639][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.283829][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.283958][ T30] r4:df9e5dc0 [ 1992.284087][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.284270][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.284435][ T30] r4:00000000 [ 1992.284551][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.284740][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.284861][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.285049][ T30] r5:00001000 r4:dfba5000 [ 1992.285171][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.285346][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.285531][ T30] r5:855b2f8c r4:856ce400 [ 1992.285649][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.285843][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.285965][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.286165][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.308261][ T30] r4:856ce400 [ 1992.308972][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.310039][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.310995][ T30] r4:00000001 [ 1992.311617][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.312634][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.313361][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.314266][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.315330][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.316228][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.317359][ T30] r4:856c9b40 [ 1992.318355][ T30] INFO: task kworker/1:5:4185 blocked for more than 430 seconds. [ 1992.326923][ T30] Not tainted syzkaller #0 [ 1992.327774][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.328619][ T30] task:kworker/1:5 state:D stack:0 pid:4185 tgid:4185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.329994][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.330993][ T30] Call trace: [ 1992.331784][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.332610][ T30] r10:df9b5d84 r9:00000002 r8:60000013 r7:829171a0 r6:df9b5d8c r5:8487d400 [ 1992.333402][ T30] r4:8487d400 [ 1992.333924][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.334762][ T30] r5:8487d400 r4:8291719c [ 1992.335399][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.336890][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.337917][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b5e08 [ 1992.338754][ T30] r4:00000000 [ 1992.339349][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.345828][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.347324][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.348198][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d85c80 [ 1992.348970][ T30] r4:00000000 [ 1992.349525][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.350386][ T30] r9:83018605 r8:8487d400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1992.351153][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.351989][ T30] r5:00001000 r4:dfaff000 [ 1992.352584][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.353442][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.354349][ T30] r5:84f3938c r4:857a9f00 [ 1992.354931][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.355849][ T30] r7:ddde3d80 r6:83018600 r5:84f3938c r4:857a9f00 [ 1992.357076][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.357951][ T30] r10:61c88647 r9:8487d400 r8:857a9f2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.358910][ T30] r4:857a9f00 [ 1992.359527][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.360365][ T30] r10:00000000 r9:857a9f00 r8:80278fec r7:dfaa9e60 r6:857a9e80 r5:8487d400 [ 1992.370492][ T30] r4:00000001 [ 1992.373799][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.373918][ T30] Exception stack(0xdf9b5fb0 to 0xdf9b5ff8) [ 1992.373947][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.373972][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.373994][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.374071][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.374094][ T30] r4:85779a80 [ 1992.374498][ T30] INFO: task kworker/1:5:4185 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.374530][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.374606][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.374704][ T30] Call trace: [ 1992.374724][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.374786][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.374801][ T30] r4:00000000 [ 1992.374813][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.374854][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.374881][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.374907][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.374943][ T30] 5d60: 80000113 ffffffff [ 1992.374962][ T30] r5:80000113 r4:80239c10 [ 1992.374974][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.375020][ T30] r4:82acb1e4 [ 1992.375032][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.375083][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.375098][ T30] r4:df9e5dc0 [ 1992.375110][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.375237][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.375253][ T30] r4:00000000 [ 1992.375292][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.375342][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.375355][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.375427][ T30] r5:00001000 r4:dfba5000 [ 1992.375444][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.375494][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.375544][ T30] r5:855b2f8c r4:856ce400 [ 1992.375558][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.375616][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.375632][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.375686][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.375703][ T30] r4:856ce400 [ 1992.375732][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.375794][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.375830][ T30] r4:00000001 [ 1992.375849][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.375920][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.375948][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.376010][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.376042][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.376109][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.376131][ T30] r4:856c9b40 [ 1992.388568][ T30] INFO: task kworker/1:8:4193 blocked for more than 430 seconds. [ 1992.388651][ T30] Not tainted syzkaller #0 [ 1992.388670][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.388693][ T30] task:kworker/1:8 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.388758][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.388866][ T30] Call trace: [ 1992.388917][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.388985][ T30] r10:dfb09d84 r9:00000002 r8:60000013 r7:829171a0 r6:dfb09d8c r5:8487e000 [ 1992.389014][ T30] r4:8487e000 [ 1992.389031][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.389075][ T30] r5:8487e000 r4:8291719c [ 1992.389092][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.389146][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.389201][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1992.389215][ T30] r4:00000000 [ 1992.389227][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.389265][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.389306][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.389380][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85559740 [ 1992.389396][ T30] r4:00000000 [ 1992.389489][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.389541][ T30] r9:83018605 r8:8487e000 r7:00000000 r6:83018600 r5:00001000 r4:7f031000 [ 1992.389581][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.389626][ T30] r5:00001000 r4:e009b000 [ 1992.389639][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.389679][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.389754][ T30] r5:85473b8c r4:857a9980 [ 1992.389767][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.389823][ T30] r7:ddde3d80 r6:83018600 r5:85473b8c r4:857a9980 [ 1992.389859][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.389915][ T30] r10:61c88647 r9:8487e000 r8:857a99ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.389930][ T30] r4:857a9980 [ 1992.389942][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.389993][ T30] r10:00000000 r9:857a9980 r8:80278fec r7:dfb39e60 r6:857a9800 r5:8487e000 [ 1992.390007][ T30] r4:00000001 [ 1992.390019][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.390054][ T30] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1992.390101][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.390128][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.390151][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.390205][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.390222][ T30] r4:8555d140 [ 1992.390556][ T30] INFO: task kworker/1:8:4193 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.390582][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.390663][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.390705][ T30] Call trace: [ 1992.390723][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.390779][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.390793][ T30] r4:00000000 [ 1992.390804][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.390850][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.390878][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.390903][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.390920][ T30] 5d60: 80000113 ffffffff [ 1992.390937][ T30] r5:80000113 r4:80239c10 [ 1992.390950][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.391021][ T30] r4:82acb1e4 [ 1992.391063][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.391119][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.391162][ T30] r4:df9e5dc0 [ 1992.391178][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.391237][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.391279][ T30] r4:00000000 [ 1992.391291][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.391367][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.391381][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.391423][ T30] r5:00001000 r4:dfba5000 [ 1992.391450][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.391491][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.391535][ T30] r5:855b2f8c r4:856ce400 [ 1992.391546][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.391597][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.391609][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.391664][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.391707][ T30] r4:856ce400 [ 1992.391719][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.391769][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.391783][ T30] r4:00000001 [ 1992.391794][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.391827][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.391852][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.391904][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.391963][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.391989][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.392003][ T30] r4:856c9b40 [ 1992.392058][ T30] INFO: task kworker/1:11:4206 blocked for more than 430 seconds. [ 1992.392090][ T30] Not tainted syzkaller #0 [ 1992.392134][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.392147][ T30] task:kworker/1:11 state:D stack:0 pid:4206 tgid:4206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.392186][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.392221][ T30] Call trace: [ 1992.392238][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.392288][ T30] r10:dfc19d84 r9:00000002 r8:60000113 r7:829171a0 r6:dfc19d8c r5:84878000 [ 1992.392303][ T30] r4:84878000 [ 1992.392313][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.392354][ T30] r5:84878000 r4:8291719c [ 1992.392434][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.392502][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.392555][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 [ 1992.392601][ T30] r4:00000000 [ 1992.392613][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.392680][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.392719][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.392765][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ebd640 [ 1992.392792][ T30] r4:00000000 [ 1992.392804][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.392879][ T30] r9:83018605 r8:84878000 r7:00000000 r6:83018600 r5:00001000 r4:7f02f000 [ 1992.392893][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.392962][ T30] r5:00001000 r4:e0055000 [ 1992.392974][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.393015][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.393059][ T30] r5:855b3b8c r4:857a9580 [ 1992.393069][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.393124][ T30] r7:ddde3d80 r6:83018600 r5:855b3b8c r4:857a9580 [ 1992.393138][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.393189][ T30] r10:61c88647 r9:84878000 r8:857a95ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.393203][ T30] r4:857a9580 [ 1992.393214][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.393261][ T30] r10:00000000 r9:857a9580 r8:80278fec r7:dfbf1e60 r6:857a9500 r5:84878000 [ 1992.393303][ T30] r4:00000001 [ 1992.393315][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.393348][ T30] Exception stack(0xdfc19fb0 to 0xdfc19ff8) [ 1992.393369][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.393394][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.393415][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.393442][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.393457][ T30] r4:85779b80 [ 1992.393670][ T30] INFO: task kworker/1:11:4206 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.393758][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.393837][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.393943][ T30] Call trace: [ 1992.393961][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.394019][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.394034][ T30] r4:00000000 [ 1992.394045][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.394089][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.394116][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.394143][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.394160][ T30] 5d60: 80000113 ffffffff [ 1992.394177][ T30] r5:80000113 r4:80239c10 [ 1992.394188][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.394229][ T30] r4:82acb1e4 [ 1992.394301][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.394351][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.394365][ T30] r4:df9e5dc0 [ 1992.394376][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.394422][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.394436][ T30] r4:00000000 [ 1992.394448][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.394494][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.394507][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.394548][ T30] r5:00001000 r4:dfba5000 [ 1992.394559][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.394599][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.394674][ T30] r5:855b2f8c r4:856ce400 [ 1992.394686][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.394736][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.394748][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.394799][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.394813][ T30] r4:856ce400 [ 1992.394824][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.394875][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.394890][ T30] r4:00000001 [ 1992.394900][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.394932][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.394984][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.395038][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.395061][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.395103][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.395119][ T30] r4:856c9b40 [ 1992.395189][ T30] INFO: task kworker/1:39:4326 blocked for more than 430 seconds. [ 1992.395213][ T30] Not tainted syzkaller #0 [ 1992.395229][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.395240][ T30] task:kworker/1:39 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.395278][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.395332][ T30] Call trace: [ 1992.395397][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.395460][ T30] r10:dfbe5d84 r9:00000002 r8:60000013 r7:829171a0 r6:dfbe5d8c r5:84890000 [ 1992.395479][ T30] r4:84890000 [ 1992.395493][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.395540][ T30] r5:84890000 r4:8291719c [ 1992.395553][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.395598][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.395659][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 [ 1992.395697][ T30] r4:00000000 [ 1992.395774][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.395826][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.395872][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.395921][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85694900 [ 1992.395938][ T30] r4:00000000 [ 1992.395951][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.396001][ T30] r9:83018605 r8:84890000 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.396016][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.396092][ T30] r5:00001000 r4:dfa81000 [ 1992.396113][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.396182][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.396231][ T30] r5:85472f8c r4:856c4d80 [ 1992.396242][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.396337][ T30] r7:ddde3d80 r6:83018600 r5:85472f8c r4:856c4d80 [ 1992.425847][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.425993][ T30] r10:61c88647 r9:84890000 r8:856c4dac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.426016][ T30] r4:856c4d80 [ 1992.426030][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.426103][ T30] r10:00000000 r9:856c4d80 r8:80278fec r7:dfbe1e60 r6:856bd180 r5:84890000 [ 1992.426150][ T30] r4:00000001 [ 1992.426166][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.426204][ T30] Exception stack(0xdfbe5fb0 to 0xdfbe5ff8) [ 1992.426233][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.426258][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.426280][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.427808][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.427881][ T30] r4:8555e0c0 [ 1992.428229][ T30] INFO: task kworker/1:39:4326 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.428259][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.428329][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.428414][ T30] Call trace: [ 1992.428450][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.428513][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.428528][ T30] r4:00000000 [ 1992.428540][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.428579][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.428608][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.428634][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.428651][ T30] 5d60: 80000113 ffffffff [ 1992.428670][ T30] r5:80000113 r4:80239c10 [ 1992.428681][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.428740][ T30] r4:82acb1e4 [ 1992.428754][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.428802][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.428816][ T30] r4:df9e5dc0 [ 1992.428828][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.428876][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.428890][ T30] r4:00000000 [ 1992.428902][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.428979][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.428994][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.429041][ T30] r5:00001000 r4:dfba5000 [ 1992.429058][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.429106][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.429171][ T30] r5:855b2f8c r4:856ce400 [ 1992.429184][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.429241][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.429254][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.429306][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.429325][ T30] r4:856ce400 [ 1992.429337][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.429415][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.429466][ T30] r4:00000001 [ 1992.429489][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.429524][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.429544][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.429569][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.429591][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.429632][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.429659][ T30] r4:856c9b40 [ 1992.429684][ T30] INFO: task kworker/1:40:4328 blocked for more than 430 seconds. [ 1992.429715][ T30] Not tainted syzkaller #0 [ 1992.429732][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.429799][ T30] task:kworker/1:40 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.429847][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.429930][ T30] Call trace: [ 1992.430054][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.430168][ T30] r10:df9e1d84 r9:00000002 r8:60000113 r7:829171a0 r6:df9e1d8c r5:84b58000 [ 1992.430186][ T30] r4:84b58000 [ 1992.430197][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.430271][ T30] r5:84b58000 r4:8291719c [ 1992.430283][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.430325][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.430376][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1992.430390][ T30] r4:00000000 [ 1992.430401][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.430438][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.430475][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.430519][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85624580 [ 1992.430533][ T30] r4:00000000 [ 1992.430544][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.430589][ T30] r9:83018605 r8:84b58000 r7:00000000 r6:83018600 r5:00001000 r4:7f04b000 [ 1992.430601][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.430677][ T30] r5:00001000 r4:ea6a5000 [ 1992.430772][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.430817][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.430865][ T30] r5:84f3838c r4:856c4e00 [ 1992.430890][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.430943][ T30] r7:ddde3d80 r6:83018600 r5:84f3838c r4:856c4e00 [ 1992.431002][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.431054][ T30] r10:61c88647 r9:84b58000 r8:856c4e2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.431069][ T30] r4:856c4e00 [ 1992.431086][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.431136][ T30] r10:00000000 r9:856c4e00 r8:80278fec r7:dfbe1e60 r6:856c4f00 r5:84b58000 [ 1992.431150][ T30] r4:00000001 [ 1992.431161][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.431223][ T30] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1992.431247][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1992.431271][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.431293][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.431319][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.431333][ T30] r4:8555e0c0 [ 1992.431532][ T30] INFO: task kworker/1:40:4328 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.431558][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.431608][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.431702][ T30] Call trace: [ 1992.431747][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.431803][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.431817][ T30] r4:00000000 [ 1992.431828][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.431867][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.431920][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.431948][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.431965][ T30] 5d60: 80000113 ffffffff [ 1992.432008][ T30] r5:80000113 r4:80239c10 [ 1992.432021][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.432065][ T30] r4:82acb1e4 [ 1992.432077][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.432129][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.432171][ T30] r4:df9e5dc0 [ 1992.432184][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.432234][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.432275][ T30] r4:00000000 [ 1992.432287][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.432359][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.432373][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.432416][ T30] r5:00001000 r4:dfba5000 [ 1992.432454][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.432497][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.432542][ T30] r5:855b2f8c r4:856ce400 [ 1992.432581][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.432634][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.432646][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.432708][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.432724][ T30] r4:856ce400 [ 1992.432734][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.432811][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.432832][ T30] r4:00000001 [ 1992.432872][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.432908][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.432931][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.432955][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.432977][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.433004][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.433046][ T30] r4:856c9b40 [ 1992.433069][ T30] INFO: task kworker/1:41:4400 blocked for more than 430 seconds. [ 1992.433097][ T30] Not tainted syzkaller #0 [ 1992.433113][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.433124][ T30] task:kworker/1:41 state:D stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.433164][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.433197][ T30] Call trace: [ 1992.433247][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.433378][ T30] r10:e003dd84 r9:00000002 r8:60000013 r7:829171a0 r6:e003dd8c r5:856d6c00 [ 1992.433395][ T30] r4:856d6c00 [ 1992.433433][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.433477][ T30] r5:856d6c00 r4:8291719c [ 1992.433488][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.433527][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.433592][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e003de08 [ 1992.433607][ T30] r4:00000000 [ 1992.433619][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.433657][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.433692][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.433767][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619d40 [ 1992.433783][ T30] r4:00000000 [ 1992.433794][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.433856][ T30] r9:83018605 r8:856d6c00 r7:00000000 r6:83018600 r5:00001000 r4:7f041000 [ 1992.433869][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.433912][ T30] r5:00001000 r4:ea5a3000 [ 1992.433922][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.433961][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.434006][ T30] r5:85470b8c r4:856ce180 [ 1992.434045][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.434102][ T30] r7:ddde3d80 r6:83018600 r5:85470b8c r4:856ce180 [ 1992.434115][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.434165][ T30] r10:61c88647 r9:856d6c00 r8:856ce1ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.434180][ T30] r4:856ce180 [ 1992.434191][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.434241][ T30] r10:00000000 r9:856ce180 r8:80278fec r7:dfbe5e60 r6:85414400 r5:856d6c00 [ 1992.434283][ T30] r4:00000001 [ 1992.434295][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.434329][ T30] Exception stack(0xe003dfb0 to 0xe003dff8) [ 1992.434350][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1992.434375][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.434398][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.434424][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.434440][ T30] r4:85416a00 [ 1992.434589][ T30] INFO: task kworker/1:41:4400 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.434611][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.434701][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.434737][ T30] Call trace: [ 1992.434785][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.434839][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.434854][ T30] r4:00000000 [ 1992.434864][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.434901][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.434940][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.434968][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.434987][ T30] 5d60: 80000113 ffffffff [ 1992.435004][ T30] r5:80000113 r4:80239c10 [ 1992.435016][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.435054][ T30] r4:82acb1e4 [ 1992.435065][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.435116][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.435130][ T30] r4:df9e5dc0 [ 1992.435141][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.435214][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.435230][ T30] r4:00000000 [ 1992.435312][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.435360][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.435403][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.435461][ T30] r5:00001000 r4:dfba5000 [ 1992.435475][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.435518][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.435567][ T30] r5:855b2f8c r4:856ce400 [ 1992.435580][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.435664][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.435682][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.435739][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.435757][ T30] r4:856ce400 [ 1992.435770][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.435843][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.435892][ T30] r4:00000001 [ 1992.435908][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.435949][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.435975][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.436003][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.436027][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.436055][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.436123][ T30] r4:856c9b40 [ 1992.436177][ T30] INFO: task kworker/1:42:4402 blocked for more than 430 seconds. [ 1992.436205][ T30] Not tainted syzkaller #0 [ 1992.436222][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.436235][ T30] task:kworker/1:42 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.464102][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.464273][ T30] Call trace: [ 1992.464300][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.464372][ T30] r10:e00edd84 r9:00000002 r8:60000013 r7:829171a0 r6:e00edd8c r5:84f11800 [ 1992.464388][ T30] r4:84f11800 [ 1992.464400][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.464443][ T30] r5:84f11800 r4:8291719c [ 1992.464455][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.464496][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.464547][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00ede08 [ 1992.464563][ T30] r4:00000000 [ 1992.464588][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.464660][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.464846][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.464923][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619300 [ 1992.464967][ T30] r4:00000000 [ 1992.464981][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.465034][ T30] r9:83018605 r8:84f11800 r7:00000000 r6:83018600 r5:00001000 r4:7f033000 [ 1992.465048][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.465095][ T30] r5:00001000 r4:ea4f9000 [ 1992.465107][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.465147][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.465194][ T30] r5:858f578c r4:856ce380 [ 1992.465205][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.465258][ T30] r7:ddde3d80 r6:83018600 r5:858f578c r4:856ce380 [ 1992.465302][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.465362][ T30] r10:61c88647 r9:84f11800 r8:856ce3ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.465377][ T30] r4:856ce380 [ 1992.465389][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.465440][ T30] r10:00000000 r9:856ce380 r8:80278fec r7:e003de60 r6:85414480 r5:84f11800 [ 1992.465487][ T30] r4:00000001 [ 1992.465505][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.465548][ T30] Exception stack(0xe00edfb0 to 0xe00edff8) [ 1992.465594][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1992.465661][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.465693][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.465724][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.465740][ T30] r4:85416880 [ 1992.466069][ T30] INFO: task kworker/1:42:4402 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.466105][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.466246][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.466374][ T30] Call trace: [ 1992.478867][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.479008][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.479027][ T30] r4:00000000 [ 1992.479041][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.479092][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.479127][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.479166][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.479186][ T30] 5d60: 80000113 ffffffff [ 1992.479288][ T30] r5:80000113 r4:80239c10 [ 1992.479301][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.479348][ T30] r4:82acb1e4 [ 1992.479359][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.479435][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.479451][ T30] r4:df9e5dc0 [ 1992.479462][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.479510][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.479524][ T30] r4:00000000 [ 1992.479536][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.479587][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.479601][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.479647][ T30] r5:00001000 r4:dfba5000 [ 1992.479674][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.479717][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.479763][ T30] r5:855b2f8c r4:856ce400 [ 1992.479804][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.479888][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.479903][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.479986][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.480002][ T30] r4:856ce400 [ 1992.480108][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.480181][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.480198][ T30] r4:00000001 [ 1992.480209][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.480243][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.480322][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.480349][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.480371][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.480397][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.480412][ T30] r4:856c9b40 [ 1992.480444][ T30] INFO: task kworker/1:44:4420 blocked for more than 430 seconds. [ 1992.480475][ T30] Not tainted syzkaller #0 [ 1992.480511][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.480526][ T30] task:kworker/1:44 state:D stack:0 pid:4420 tgid:4420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.480580][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.480701][ T30] Call trace: [ 1992.480794][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.480878][ T30] r10:dfb45d84 r9:00000002 r8:60000013 r7:829171a0 r6:dfb45d8c r5:85765400 [ 1992.480895][ T30] r4:85765400 [ 1992.480907][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.480949][ T30] r5:85765400 r4:8291719c [ 1992.480961][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.481002][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.481054][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1992.481068][ T30] r4:00000000 [ 1992.481097][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.481139][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.481175][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.481220][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410f00 [ 1992.481234][ T30] r4:00000000 [ 1992.481245][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.481333][ T30] r9:83018605 r8:85765400 r7:00000000 r6:83018600 r5:00001000 r4:7f02f000 [ 1992.481378][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.481451][ T30] r5:00001000 r4:dffe7000 [ 1992.481464][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.481532][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.481619][ T30] r5:8547378c r4:856ce580 [ 1992.481631][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.481709][ T30] r7:ddde3d80 r6:83018600 r5:8547378c r4:856ce580 [ 1992.481750][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.481802][ T30] r10:61c88647 r9:85765400 r8:856ce5ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.481817][ T30] r4:856ce580 [ 1992.481827][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.481877][ T30] r10:00000000 r9:856ce580 r8:80278fec r7:df9e5e60 r6:85414c00 r5:85765400 [ 1992.481893][ T30] r4:00000001 [ 1992.481903][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.481936][ T30] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1992.481958][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.481984][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.482006][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.482062][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.482141][ T30] r4:84ebb3c0 [ 1992.482481][ T30] INFO: task kworker/1:44:4420 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.482618][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.482713][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.482775][ T30] Call trace: [ 1992.482879][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.483075][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.483092][ T30] r4:00000000 [ 1992.483104][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.483146][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.483177][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.483274][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.483296][ T30] 5d60: 80000113 ffffffff [ 1992.483314][ T30] r5:80000113 r4:80239c10 [ 1992.483327][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.483369][ T30] r4:82acb1e4 [ 1992.483382][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.483429][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.483524][ T30] r4:df9e5dc0 [ 1992.483538][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.483603][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.483619][ T30] r4:00000000 [ 1992.483630][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.483676][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.483690][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.483732][ T30] r5:00001000 r4:dfba5000 [ 1992.483744][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.483811][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.483860][ T30] r5:855b2f8c r4:856ce400 [ 1992.483872][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.484005][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.484021][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.484109][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.484209][ T30] r4:856ce400 [ 1992.484221][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.484272][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.484287][ T30] r4:00000001 [ 1992.484298][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.484346][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.484458][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.484486][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.484508][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.484535][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.484549][ T30] r4:856c9b40 [ 1992.484577][ T30] INFO: task kworker/1:45:4422 blocked for more than 430 seconds. [ 1992.484606][ T30] Not tainted syzkaller #0 [ 1992.484723][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.484737][ T30] task:kworker/1:45 state:D stack:0 pid:4422 tgid:4422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.484879][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.484919][ T30] Call trace: [ 1992.484939][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.484991][ T30] r10:dfb55d84 r9:00000002 r8:60000113 r7:829171a0 r6:dfb55d8c r5:85766000 [ 1992.485007][ T30] r4:85766000 [ 1992.485018][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.485076][ T30] r5:85766000 r4:8291719c [ 1992.485089][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.485129][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.485219][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1992.485237][ T30] r4:00000000 [ 1992.485248][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.485287][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.485323][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.485369][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872c00 [ 1992.485385][ T30] r4:00000000 [ 1992.485395][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.485441][ T30] r9:83018605 r8:85766000 r7:00000000 r6:83018600 r5:00001000 r4:7f00f000 [ 1992.485454][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.485553][ T30] r5:00001000 r4:df95f000 [ 1992.485666][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.485709][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.485762][ T30] r5:85472b8c r4:856ce600 [ 1992.485819][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.485873][ T30] r7:ddde3d80 r6:83018600 r5:85472b8c r4:856ce600 [ 1992.485886][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.485936][ T30] r10:61c88647 r9:85766000 r8:856ce62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.486062][ T30] r4:856ce600 [ 1992.486075][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.486125][ T30] r10:00000000 r9:856ce600 r8:80278fec r7:df9e5e60 r6:85414c80 r5:85766000 [ 1992.486176][ T30] r4:00000001 [ 1992.486188][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.486222][ T30] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1992.486271][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.486298][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.486391][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.513157][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.513250][ T30] r4:8540a940 [ 1992.513592][ T30] INFO: task kworker/1:45:4422 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.513623][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.513704][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.513780][ T30] Call trace: [ 1992.513802][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.513865][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.513880][ T30] r4:00000000 [ 1992.513893][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.513933][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.513963][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.513989][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.514007][ T30] 5d60: 80000113 ffffffff [ 1992.514026][ T30] r5:80000113 r4:80239c10 [ 1992.514039][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.514082][ T30] r4:82acb1e4 [ 1992.514094][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.514171][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.514198][ T30] r4:df9e5dc0 [ 1992.514210][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.514287][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.514303][ T30] r4:00000000 [ 1992.514315][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.514364][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.514378][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.514420][ T30] r5:00001000 r4:dfba5000 [ 1992.514432][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.514475][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.514520][ T30] r5:855b2f8c r4:856ce400 [ 1992.514532][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.514613][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.514656][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.514711][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.514759][ T30] r4:856ce400 [ 1992.514775][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.514828][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.514843][ T30] r4:00000001 [ 1992.514897][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.514934][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.514956][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.514981][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.515004][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.515032][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.515047][ T30] r4:856c9b40 [ 1992.515106][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.519735][ T30] INFO: task kworker/1:46:4426 blocked for more than 430 seconds. [ 1992.519856][ T30] Not tainted syzkaller #0 [ 1992.519928][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.519946][ T30] task:kworker/1:46 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.520059][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.520137][ T30] Call trace: [ 1992.520187][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.520290][ T30] r10:e0031d84 r9:00000002 r8:60000113 r7:829171a0 r6:e0031d8c r5:85763000 [ 1992.520313][ T30] r4:85763000 [ 1992.520480][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.520540][ T30] r5:85763000 r4:8291719c [ 1992.520554][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.520603][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.520707][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0031e08 [ 1992.520765][ T30] r4:00000000 [ 1992.520784][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.520830][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.520878][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.520952][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dd940 [ 1992.520977][ T30] r4:00000000 [ 1992.520993][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.521056][ T30] r9:83018605 r8:85763000 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1992.521070][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.521115][ T30] r5:00001000 r4:dfc4f000 [ 1992.521127][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.521239][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.521290][ T30] r5:854cbf8c r4:856ce700 [ 1992.521303][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.521434][ T30] r7:ddde3d80 r6:83018600 r5:854cbf8c r4:856ce700 [ 1992.521454][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.521516][ T30] r10:61c88647 r9:85763000 r8:856ce72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.521534][ T30] r4:856ce700 [ 1992.521578][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.521673][ T30] r10:00000000 r9:856ce700 r8:80278fec r7:dfb55e60 r6:85414e00 r5:85763000 [ 1992.521730][ T30] r4:00000001 [ 1992.521744][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.521789][ T30] Exception stack(0xe0031fb0 to 0xe0031ff8) [ 1992.521813][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1992.521840][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.521987][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.522065][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.522081][ T30] r4:85415340 [ 1992.522514][ T30] INFO: task kworker/1:46:4426 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.522540][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.522682][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.522756][ T30] Call trace: [ 1992.522844][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.522903][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.522918][ T30] r4:00000000 [ 1992.522930][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.522971][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.523029][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.523059][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.523076][ T30] 5d60: 80000113 ffffffff [ 1992.523094][ T30] r5:80000113 r4:80239c10 [ 1992.523136][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.523180][ T30] r4:82acb1e4 [ 1992.523192][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.523239][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.523267][ T30] r4:df9e5dc0 [ 1992.523280][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.523357][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.523374][ T30] r4:00000000 [ 1992.523385][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.523431][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.523444][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.523487][ T30] r5:00001000 r4:dfba5000 [ 1992.523499][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.523539][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.523584][ T30] r5:855b2f8c r4:856ce400 [ 1992.523648][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.523733][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.523755][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.523809][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.523824][ T30] r4:856ce400 [ 1992.523835][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.523885][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.523899][ T30] r4:00000001 [ 1992.523910][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.523943][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.523965][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.524008][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.524140][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.524168][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.524306][ T30] r4:856c9b40 [ 1992.524321][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.524345][ T30] INFO: task kworker/1:47:4429 blocked for more than 430 seconds. [ 1992.524429][ T30] Not tainted syzkaller #0 [ 1992.524447][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.524478][ T30] task:kworker/1:47 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.524558][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.524604][ T30] Call trace: [ 1992.524624][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.524703][ T30] r10:dfc35d84 r9:00000002 r8:60000113 r7:829171a0 r6:dfc35d8c r5:84f18c00 [ 1992.524721][ T30] r4:84f18c00 [ 1992.524732][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.524809][ T30] r5:84f18c00 r4:8291719c [ 1992.524822][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.524862][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.524913][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 [ 1992.524993][ T30] r4:00000000 [ 1992.525009][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.525049][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.525086][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.525131][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b1580 [ 1992.525146][ T30] r4:00000000 [ 1992.525172][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.525222][ T30] r9:83018605 r8:84f18c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02b000 [ 1992.525294][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.525337][ T30] r5:00001000 r4:dfbe7000 [ 1992.525378][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.525421][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.525467][ T30] r5:8547178c r4:856ce780 [ 1992.525478][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.525528][ T30] r7:ddde3d80 r6:83018600 r5:8547178c r4:856ce780 [ 1992.525571][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.525624][ T30] r10:61c88647 r9:84f18c00 r8:856ce7ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.525639][ T30] r4:856ce780 [ 1992.525650][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.525740][ T30] r10:00000000 r9:856ce780 r8:80278fec r7:dfb55e60 r6:8540c080 r5:84f18c00 [ 1992.525761][ T30] r4:00000001 [ 1992.525772][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.525858][ T30] Exception stack(0xdfc35fb0 to 0xdfc35ff8) [ 1992.525882][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.525939][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.525963][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.526026][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.526043][ T30] r4:857b3240 [ 1992.526194][ T30] INFO: task kworker/1:47:4429 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.526216][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.547322][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.547463][ T30] Call trace: [ 1992.547514][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.547605][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.547621][ T30] r4:00000000 [ 1992.547634][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.547675][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.547704][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.547744][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.547772][ T30] 5d60: 80000113 ffffffff [ 1992.547820][ T30] r5:80000113 r4:80239c10 [ 1992.547834][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.547881][ T30] r4:82acb1e4 [ 1992.547893][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.547940][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.547955][ T30] r4:df9e5dc0 [ 1992.547966][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.548014][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.548030][ T30] r4:00000000 [ 1992.548041][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.548089][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.548102][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.548175][ T30] r5:00001000 r4:dfba5000 [ 1992.548189][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.548234][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.548281][ T30] r5:855b2f8c r4:856ce400 [ 1992.548293][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.548347][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.548360][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.548411][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.548426][ T30] r4:856ce400 [ 1992.548437][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.548487][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.548501][ T30] r4:00000001 [ 1992.548513][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.548546][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.548570][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.548596][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.548618][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.548645][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.548660][ T30] r4:856c9b40 [ 1992.548678][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.548707][ T30] INFO: task kworker/1:48:4431 blocked for more than 430 seconds. [ 1992.548739][ T30] Not tainted syzkaller #0 [ 1992.548822][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.548837][ T30] task:kworker/1:48 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.548981][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.549020][ T30] Call trace: [ 1992.549069][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.549125][ T30] r10:e0119d84 r9:00000002 r8:60000113 r7:829171a0 r6:e0119d8c r5:84f19800 [ 1992.549141][ T30] r4:84f19800 [ 1992.549182][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.549227][ T30] r5:84f19800 r4:8291719c [ 1992.549238][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.549280][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.549332][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0119e08 [ 1992.549347][ T30] r4:00000000 [ 1992.549359][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.549398][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.549435][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.549481][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85694000 [ 1992.549495][ T30] r4:00000000 [ 1992.549506][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.549552][ T30] r9:83018605 r8:84f19800 r7:00000000 r6:83018600 r5:00001000 r4:7f045000 [ 1992.549565][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.549606][ T30] r5:00001000 r4:ea7d9000 [ 1992.549617][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.549689][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.549737][ T30] r5:85471f8c r4:856ce800 [ 1992.549809][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.549864][ T30] r7:ddde3d80 r6:83018600 r5:85471f8c r4:856ce800 [ 1992.549877][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.549929][ T30] r10:61c88647 r9:84f19800 r8:856ce82c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.549944][ T30] r4:856ce800 [ 1992.549955][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.550003][ T30] r10:00000000 r9:856ce800 r8:80278fec r7:dfb55e60 r6:8540c100 r5:84f19800 [ 1992.550019][ T30] r4:00000001 [ 1992.550031][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.550112][ T30] Exception stack(0xe0119fb0 to 0xe0119ff8) [ 1992.550136][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.550221][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.550346][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.550376][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.550391][ T30] r4:857d9f00 [ 1992.550762][ T30] INFO: task kworker/1:48:4431 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.550787][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.550871][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.550939][ T30] Call trace: [ 1992.550961][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.551018][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.551033][ T30] r4:00000000 [ 1992.551044][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.551084][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.551111][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.551138][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.551156][ T30] 5d60: 80000113 ffffffff [ 1992.551174][ T30] r5:80000113 r4:80239c10 [ 1992.551186][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.551224][ T30] r4:82acb1e4 [ 1992.551236][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.551425][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.551446][ T30] r4:df9e5dc0 [ 1992.551461][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.551514][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.551532][ T30] r4:00000000 [ 1992.551546][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.551596][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.551612][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.551660][ T30] r5:00001000 r4:dfba5000 [ 1992.551674][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.551718][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.551778][ T30] r5:855b2f8c r4:856ce400 [ 1992.551793][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.551850][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.551869][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.551930][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.551950][ T30] r4:856ce400 [ 1992.551966][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.552026][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.552046][ T30] r4:00000001 [ 1992.552059][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.552098][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.552121][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.552147][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.552169][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.552214][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.552230][ T30] r4:856c9b40 [ 1992.552244][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.552263][ T30] INFO: task kworker/1:49:4433 blocked for more than 430 seconds. [ 1992.552415][ T30] Not tainted syzkaller #0 [ 1992.552471][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.552492][ T30] task:kworker/1:49 state:D stack:0 pid:4433 tgid:4433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.552535][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.552572][ T30] Call trace: [ 1992.552621][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.552675][ T30] r10:e0165d84 r9:00000002 r8:60000113 r7:829171a0 r6:e0165d8c r5:84b5ec00 [ 1992.552690][ T30] r4:84b5ec00 [ 1992.552730][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.552781][ T30] r5:84b5ec00 r4:8291719c [ 1992.552794][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.552841][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.552894][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0165e08 [ 1992.552912][ T30] r4:00000000 [ 1992.552952][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.552994][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.553208][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.553297][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85779a80 [ 1992.553312][ T30] r4:00000000 [ 1992.553324][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.553473][ T30] r9:83018605 r8:84b5ec00 r7:00000000 r6:83018600 r5:00001000 r4:7f039000 [ 1992.553488][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.553531][ T30] r5:00001000 r4:e4239000 [ 1992.553545][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.553585][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.553631][ T30] r5:84f24f8c r4:856ce880 [ 1992.553643][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.553693][ T30] r7:ddde3d80 r6:83018600 r5:84f24f8c r4:856ce880 [ 1992.553781][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.553836][ T30] r10:61c88647 r9:84b5ec00 r8:856ce8ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.553851][ T30] r4:856ce880 [ 1992.553892][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.553942][ T30] r10:00000000 r9:856ce880 r8:80278fec r7:dfb55e60 r6:856ce900 r5:84b5ec00 [ 1992.553957][ T30] r4:00000001 [ 1992.553968][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.554012][ T30] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1992.554068][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.554103][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.554129][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.554197][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.554232][ T30] r4:856c8000 [ 1992.554445][ T30] INFO: task kworker/1:49:4433 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.554481][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.554541][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.554588][ T30] Call trace: [ 1992.554610][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.554718][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.554736][ T30] r4:00000000 [ 1992.554756][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.554806][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.554840][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.554871][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.554906][ T30] 5d60: 80000113 ffffffff [ 1992.554932][ T30] r5:80000113 r4:80239c10 [ 1992.554947][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.554993][ T30] r4:82acb1e4 [ 1992.555032][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.555102][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.555121][ T30] r4:df9e5dc0 [ 1992.555132][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.555343][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.555430][ T30] r4:00000000 [ 1992.555475][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.555560][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.555576][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.555639][ T30] r5:00001000 r4:dfba5000 [ 1992.555654][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.555715][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.555785][ T30] r5:855b2f8c r4:856ce400 [ 1992.555831][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.555906][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.555919][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.555989][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.556005][ T30] r4:856ce400 [ 1992.556032][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.556086][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.556138][ T30] r4:00000001 [ 1992.556218][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.591294][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.591398][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.591451][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.591483][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.591539][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.591561][ T30] r4:856c9b40 [ 1992.591583][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.591612][ T30] INFO: task kworker/1:50:4434 blocked for more than 430 seconds. [ 1992.591649][ T30] Not tainted syzkaller #0 [ 1992.591685][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.591702][ T30] task:kworker/1:50 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.591799][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.591878][ T30] Call trace: [ 1992.591933][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.592011][ T30] r10:e016dd84 r9:00000002 r8:60000013 r7:829171a0 r6:e016dd8c r5:84b5b000 [ 1992.592034][ T30] r4:84b5b000 [ 1992.592085][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.592142][ T30] r5:84b5b000 r4:8291719c [ 1992.592173][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.592227][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.592282][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e016de08 [ 1992.592298][ T30] r4:00000000 [ 1992.592310][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.592376][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.592420][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.592467][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555c140 [ 1992.592483][ T30] r4:00000000 [ 1992.592494][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.592556][ T30] r9:83018605 r8:84b5b000 r7:00000000 r6:83018600 r5:00001000 r4:7f049000 [ 1992.592572][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.592617][ T30] r5:00001000 r4:ea977000 [ 1992.592629][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.592670][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.592717][ T30] r5:8547278c r4:856ce980 [ 1992.592755][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.592813][ T30] r7:ddde3d80 r6:83018600 r5:8547278c r4:856ce980 [ 1992.592826][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.592939][ T30] r10:61c88647 r9:84b5b000 r8:856ce9ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.592957][ T30] r4:856ce980 [ 1992.592969][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.593022][ T30] r10:00000000 r9:856ce980 r8:80278fec r7:e0165e60 r6:856cea00 r5:84b5b000 [ 1992.593059][ T30] r4:00000001 [ 1992.593102][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.593306][ T30] Exception stack(0xe016dfb0 to 0xe016dff8) [ 1992.593354][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1992.593429][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.593453][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.593520][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.593540][ T30] r4:856c8000 [ 1992.593890][ T30] INFO: task kworker/1:50:4434 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.593918][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.593971][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.594015][ T30] Call trace: [ 1992.594126][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.594185][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.594201][ T30] r4:00000000 [ 1992.594212][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.594252][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.594280][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.594306][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.594349][ T30] 5d60: 80000113 ffffffff [ 1992.594370][ T30] r5:80000113 r4:80239c10 [ 1992.594416][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.594460][ T30] r4:82acb1e4 [ 1992.594472][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.594621][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.594672][ T30] r4:df9e5dc0 [ 1992.594718][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.594779][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.594807][ T30] r4:00000000 [ 1992.594820][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.594866][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.594880][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.594987][ T30] r5:00001000 r4:dfba5000 [ 1992.595005][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.595050][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.595096][ T30] r5:855b2f8c r4:856ce400 [ 1992.595108][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.595159][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.595171][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.595274][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.595293][ T30] r4:856ce400 [ 1992.595304][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.595363][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.595379][ T30] r4:00000001 [ 1992.595391][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.595462][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.595486][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.595513][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.595553][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.595632][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.595648][ T30] r4:856c9b40 [ 1992.595661][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.595683][ T30] INFO: task kworker/1:51:4437 blocked for more than 430 seconds. [ 1992.595742][ T30] Not tainted syzkaller #0 [ 1992.595807][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.595822][ T30] task:kworker/1:51 state:D stack:0 pid:4437 tgid:4437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.595896][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.595940][ T30] Call trace: [ 1992.595961][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.596019][ T30] r10:e00f5d84 r9:00000002 r8:60000113 r7:829171a0 r6:e00f5d8c r5:84b5bc00 [ 1992.596035][ T30] r4:84b5bc00 [ 1992.596046][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.596091][ T30] r5:84b5bc00 r4:8291719c [ 1992.596188][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.596234][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.622544][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00f5e08 [ 1992.622603][ T30] r4:00000000 [ 1992.622619][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.622724][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.622798][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.622875][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b580 [ 1992.622897][ T30] r4:00000000 [ 1992.622912][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.623064][ T30] r9:83018605 r8:84b5bc00 r7:00000000 r6:83018600 r5:00001000 r4:7f043000 [ 1992.623080][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.623133][ T30] r5:00001000 r4:ea751000 [ 1992.623146][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.623225][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.623277][ T30] r5:85471b8c r4:856cea80 [ 1992.623291][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.623347][ T30] r7:ddde3d80 r6:83018600 r5:85471b8c r4:856cea80 [ 1992.623360][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.623413][ T30] r10:61c88647 r9:84b5bc00 r8:856ceaac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.623429][ T30] r4:856cea80 [ 1992.623441][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.623493][ T30] r10:00000000 r9:856cea80 r8:80278fec r7:e0165e60 r6:856ceb00 r5:84b5bc00 [ 1992.623508][ T30] r4:00000001 [ 1992.623520][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.623556][ T30] Exception stack(0xe00f5fb0 to 0xe00f5ff8) [ 1992.623584][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.623636][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.623659][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.623694][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.623741][ T30] r4:856c8700 [ 1992.624093][ T30] INFO: task kworker/1:51:4437 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.624122][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.624197][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.624241][ T30] Call trace: [ 1992.624321][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.624383][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.624410][ T30] r4:00000000 [ 1992.624423][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.624463][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.624492][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.624518][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.624536][ T30] 5d60: 80000113 ffffffff [ 1992.624580][ T30] r5:80000113 r4:80239c10 [ 1992.624595][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.624637][ T30] r4:82acb1e4 [ 1992.624674][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.624762][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.624778][ T30] r4:df9e5dc0 [ 1992.624791][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.624844][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.624859][ T30] r4:00000000 [ 1992.624870][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.624919][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.624932][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.624995][ T30] r5:00001000 r4:dfba5000 [ 1992.625009][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.625064][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.625114][ T30] r5:855b2f8c r4:856ce400 [ 1992.625127][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.625287][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.625336][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.625425][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.625441][ T30] r4:856ce400 [ 1992.625452][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.625503][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.625551][ T30] r4:00000001 [ 1992.625563][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.625603][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.625626][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.625651][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.625692][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.625719][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.625734][ T30] r4:856c9b40 [ 1992.625772][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.625818][ T30] INFO: task kworker/1:52:4439 blocked for more than 430 seconds. [ 1992.625861][ T30] Not tainted syzkaller #0 [ 1992.625879][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.625891][ T30] task:kworker/1:52 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.625930][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.625963][ T30] Call trace: [ 1992.625982][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.626032][ T30] r10:e0195d84 r9:00000002 r8:60000013 r7:829171a0 r6:e0195d8c r5:84b5d400 [ 1992.626048][ T30] r4:84b5d400 [ 1992.626094][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.626153][ T30] r5:84b5d400 r4:8291719c [ 1992.626166][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.626206][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.626344][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0195e08 [ 1992.637158][ T30] r4:00000000 [ 1992.637221][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.637305][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.637349][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.637399][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8700 [ 1992.637413][ T30] r4:00000000 [ 1992.637425][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.637474][ T30] r9:83018605 r8:84b5d400 r7:00000000 r6:83018600 r5:00001000 r4:7f047000 [ 1992.637529][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.637584][ T30] r5:00001000 r4:ea8cd000 [ 1992.637641][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.637685][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.637731][ T30] r5:8547238c r4:856ceb80 [ 1992.637743][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.637797][ T30] r7:ddde3d80 r6:83018600 r5:8547238c r4:856ceb80 [ 1992.637846][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.637901][ T30] r10:61c88647 r9:84b5d400 r8:856cebac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.637916][ T30] r4:856ceb80 [ 1992.637928][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.637979][ T30] r10:00000000 r9:856ceb80 r8:80278fec r7:e0165e60 r6:856cec00 r5:84b5d400 [ 1992.637995][ T30] r4:00000001 [ 1992.638006][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.638042][ T30] Exception stack(0xe0195fb0 to 0xe0195ff8) [ 1992.638120][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.638150][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.638173][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.638224][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.638240][ T30] r4:856c8b80 [ 1992.638585][ T30] INFO: task kworker/1:52:4439 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.638651][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.638731][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.638806][ T30] Call trace: [ 1992.638831][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.638894][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.638909][ T30] r4:00000000 [ 1992.638921][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.639018][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.639084][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.639114][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.639133][ T30] 5d60: 80000113 ffffffff [ 1992.639152][ T30] r5:80000113 r4:80239c10 [ 1992.639164][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.639205][ T30] r4:82acb1e4 [ 1992.639218][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.639265][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.639279][ T30] r4:df9e5dc0 [ 1992.639291][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.639337][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.639383][ T30] r4:00000000 [ 1992.639465][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.639515][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.639528][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.639571][ T30] r5:00001000 r4:dfba5000 [ 1992.639583][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.639624][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.639672][ T30] r5:855b2f8c r4:856ce400 [ 1992.639683][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.639766][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.639780][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.639832][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.639853][ T30] r4:856ce400 [ 1992.639894][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.639979][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.640026][ T30] r4:00000001 [ 1992.640094][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.640151][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.640176][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.640233][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.640287][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.640344][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.640362][ T30] r4:856c9b40 [ 1992.640376][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.662266][ T30] INFO: task kworker/1:53:4442 blocked for more than 430 seconds. [ 1992.663693][ T30] Not tainted syzkaller #0 [ 1992.663722][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.663736][ T30] task:kworker/1:53 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.663833][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.663915][ T30] Call trace: [ 1992.663939][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.664014][ T30] r10:e0199d84 r9:00000002 r8:60000013 r7:829171a0 r6:e0199d8c r5:84b5e000 [ 1992.664057][ T30] r4:84b5e000 [ 1992.664075][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.664129][ T30] r5:84b5e000 r4:8291719c [ 1992.664143][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.664192][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.664248][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0199e08 [ 1992.664267][ T30] r4:00000000 [ 1992.664301][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.664351][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.664420][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.664598][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430a80 [ 1992.664630][ T30] r4:00000000 [ 1992.664644][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.664704][ T30] r9:83018605 r8:84b5e000 r7:00000000 r6:83018600 r5:00001000 r4:7f031000 [ 1992.664720][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.664773][ T30] r5:00001000 r4:e4205000 [ 1992.664790][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.664863][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.664914][ T30] r5:855b3f8c r4:856cec80 [ 1992.664927][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.664984][ T30] r7:ddde3d80 r6:83018600 r5:855b3f8c r4:856cec80 [ 1992.665099][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.665160][ T30] r10:61c88647 r9:84b5e000 r8:856cecac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.665176][ T30] r4:856cec80 [ 1992.665188][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.665244][ T30] r10:00000000 r9:856cec80 r8:80278fec r7:e0165e60 r6:856ced00 r5:84b5e000 [ 1992.665283][ T30] r4:00000001 [ 1992.665298][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.665339][ T30] Exception stack(0xe0199fb0 to 0xe0199ff8) [ 1992.665364][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.665392][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.667147][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.693076][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.693149][ T30] r4:856c8f00 [ 1992.693527][ T30] INFO: task kworker/1:53:4442 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.693567][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.693668][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.693745][ T30] Call trace: [ 1992.693799][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.693882][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.693898][ T30] r4:00000000 [ 1992.693910][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.694026][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.694120][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.694152][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.694169][ T30] 5d60: 80000113 ffffffff [ 1992.694188][ T30] r5:80000113 r4:80239c10 [ 1992.694258][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.694315][ T30] r4:82acb1e4 [ 1992.694327][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.694377][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.694393][ T30] r4:df9e5dc0 [ 1992.694405][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.694489][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.694506][ T30] r4:00000000 [ 1992.694518][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.694599][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.694650][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.694703][ T30] r5:00001000 r4:dfba5000 [ 1992.694730][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.694776][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.694824][ T30] r5:855b2f8c r4:856ce400 [ 1992.694843][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.694901][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.694914][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.694968][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.694984][ T30] r4:856ce400 [ 1992.694996][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.695049][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.695065][ T30] r4:00000001 [ 1992.695092][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.695130][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.695153][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.695179][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.695203][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.695230][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.695245][ T30] r4:856c9b40 [ 1992.695260][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.695302][ T30] INFO: task kworker/1:54:4443 blocked for more than 430 seconds. [ 1992.695382][ T30] Not tainted syzkaller #0 [ 1992.695402][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.695415][ T30] task:kworker/1:54 state:D stack:0 pid:4443 tgid:4443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.695456][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.695563][ T30] Call trace: [ 1992.695582][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.695634][ T30] r10:e0185d84 r9:00000002 r8:60000013 r7:829171a0 r6:e0185d8c r5:84870000 [ 1992.695649][ T30] r4:84870000 [ 1992.695662][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.695704][ T30] r5:84870000 r4:8291719c [ 1992.695715][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.695829][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.695903][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0185e08 [ 1992.695918][ T30] r4:00000000 [ 1992.695929][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.695968][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.696005][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.696051][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415880 [ 1992.696089][ T30] r4:00000000 [ 1992.696115][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.696165][ T30] r9:83018605 r8:84870000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1992.696220][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.706962][ T30] r5:00001000 r4:ea3eb000 [ 1992.707020][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.707104][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.707152][ T30] r5:8547038c r4:856ced80 [ 1992.707165][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.707251][ T30] r7:ddde3d80 r6:83018600 r5:8547038c r4:856ced80 [ 1992.707299][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.707359][ T30] r10:61c88647 r9:84870000 r8:856cedac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.707374][ T30] r4:856ced80 [ 1992.707386][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.707437][ T30] r10:00000000 r9:856ced80 r8:80278fec r7:e0165e60 r6:856cee80 r5:84870000 [ 1992.707456][ T30] r4:00000001 [ 1992.707469][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.707520][ T30] Exception stack(0xe0185fb0 to 0xe0185ff8) [ 1992.707552][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.707580][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.707605][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.707633][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.707649][ T30] r4:856c8f00 [ 1992.707978][ T30] INFO: task kworker/1:54:4443 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.708019][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.708104][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.708184][ T30] Call trace: [ 1992.708212][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.708324][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.708430][ T30] r4:00000000 [ 1992.708452][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.708501][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.708538][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.708570][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.708601][ T30] 5d60: 80000113 ffffffff [ 1992.708620][ T30] r5:80000113 r4:80239c10 [ 1992.708633][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.708679][ T30] r4:82acb1e4 [ 1992.708765][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.708817][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.708845][ T30] r4:df9e5dc0 [ 1992.708857][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.708904][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.708949][ T30] r4:00000000 [ 1992.708963][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.709013][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.709027][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.709094][ T30] r5:00001000 r4:dfba5000 [ 1992.709201][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.709248][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.709294][ T30] r5:855b2f8c r4:856ce400 [ 1992.709306][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.709359][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.709371][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.709424][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.709468][ T30] r4:856ce400 [ 1992.709481][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.709532][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.709547][ T30] r4:00000001 [ 1992.709558][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.709669][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.709740][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.709768][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.709791][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.709819][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.709840][ T30] r4:856c9b40 [ 1992.709856][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.709882][ T30] INFO: task kworker/1:55:4445 blocked for more than 430 seconds. [ 1992.709913][ T30] Not tainted syzkaller #0 [ 1992.709931][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.709942][ T30] task:kworker/1:55 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.709982][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.710017][ T30] Call trace: [ 1992.710035][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.710088][ T30] r10:dfa49d84 r9:00000002 r8:60000113 r7:829171a0 r6:dfa49d8c r5:84871800 [ 1992.710105][ T30] r4:84871800 [ 1992.710116][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.710159][ T30] r5:84871800 r4:8291719c [ 1992.710170][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.710274][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.710330][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1992.710344][ T30] r4:00000000 [ 1992.710375][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.710416][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.710451][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.710497][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84eb8c80 [ 1992.710616][ T30] r4:00000000 [ 1992.710656][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.710705][ T30] r9:83018605 r8:84871800 r7:00000000 r6:83018600 r5:00001000 r4:7f027000 [ 1992.710718][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.710789][ T30] r5:00001000 r4:dfa3d000 [ 1992.710804][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.710849][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.710894][ T30] r5:84f2538c r4:856cef00 [ 1992.710905][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.710954][ T30] r7:ddde3d80 r6:83018600 r5:84f2538c r4:856cef00 [ 1992.710965][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.711015][ T30] r10:61c88647 r9:84871800 r8:856cef2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.711029][ T30] r4:856cef00 [ 1992.711042][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.711089][ T30] r10:00000000 r9:856cef00 r8:80278fec r7:e0165e60 r6:856cef80 r5:84871800 [ 1992.711104][ T30] r4:00000001 [ 1992.711145][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.711180][ T30] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1992.711201][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.711226][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.711249][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.711305][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.711334][ T30] r4:856c8580 [ 1992.711500][ T30] INFO: task kworker/1:55:4445 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.711690][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.711880][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.711928][ T30] Call trace: [ 1992.711950][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.712065][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.712112][ T30] r4:00000000 [ 1992.712124][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.712165][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.712262][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.712292][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.712309][ T30] 5d60: 80000113 ffffffff [ 1992.712331][ T30] r5:80000113 r4:80239c10 [ 1992.712344][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.712384][ T30] r4:82acb1e4 [ 1992.712395][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.712447][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.712462][ T30] r4:df9e5dc0 [ 1992.712530][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.712579][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.712593][ T30] r4:00000000 [ 1992.712604][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.712649][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.712663][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.712706][ T30] r5:00001000 r4:dfba5000 [ 1992.712718][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.712789][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.712845][ T30] r5:855b2f8c r4:856ce400 [ 1992.712859][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.712909][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.712922][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.713004][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.713020][ T30] r4:856ce400 [ 1992.713031][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.713081][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.713098][ T30] r4:00000001 [ 1992.713188][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.713225][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.713247][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.713272][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.713294][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.713321][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.713336][ T30] r4:856c9b40 [ 1992.713348][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.713459][ T30] INFO: task kworker/1:56:4447 blocked for more than 430 seconds. [ 1992.713485][ T30] Not tainted syzkaller #0 [ 1992.713501][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.713512][ T30] task:kworker/1:56 state:D stack:0 pid:4447 tgid:4447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.713552][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.713646][ T30] Call trace: [ 1992.713668][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.713718][ T30] r10:e01d5d84 r9:00000002 r8:60000113 r7:829171a0 r6:e01d5d8c r5:84870c00 [ 1992.713745][ T30] r4:84870c00 [ 1992.713758][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.713918][ T30] r5:84870c00 r4:8291719c [ 1992.714005][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.714070][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.714123][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01d5e08 [ 1992.714142][ T30] r4:00000000 [ 1992.714154][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.714192][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.714227][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.714272][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85779480 [ 1992.714288][ T30] r4:00000000 [ 1992.714679][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.714744][ T30] r9:83018605 r8:84870c00 r7:00000000 r6:83018600 r5:00001000 r4:7f03b000 [ 1992.714758][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.714804][ T30] r5:00001000 r4:e82f1000 [ 1992.714815][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.714862][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.714907][ T30] r5:858f7f8c r4:856ce200 [ 1992.714919][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.714968][ T30] r7:ddde3d80 r6:83018600 r5:858f7f8c r4:856ce200 [ 1992.715140][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.715205][ T30] r10:61c88647 r9:84870c00 r8:856ce22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.715235][ T30] r4:856ce200 [ 1992.715249][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.715298][ T30] r10:00000000 r9:856ce200 r8:80278fec r7:dfa49e60 r6:856ce300 r5:84870c00 [ 1992.715359][ T30] r4:00000001 [ 1992.715371][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.715405][ T30] Exception stack(0xe01d5fb0 to 0xe01d5ff8) [ 1992.715427][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.715451][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.715475][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.715502][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.715608][ T30] r4:856cb840 [ 1992.715777][ T30] INFO: task kworker/1:56:4447 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.715804][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.715860][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.715898][ T30] Call trace: [ 1992.715973][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.716028][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.716042][ T30] r4:00000000 [ 1992.716053][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.716093][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.716121][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.716147][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.716186][ T30] 5d60: 80000113 ffffffff [ 1992.716205][ T30] r5:80000113 r4:80239c10 [ 1992.716218][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.745086][ T30] r4:82acb1e4 [ 1992.745146][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.745236][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.745317][ T30] r4:df9e5dc0 [ 1992.745333][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.745383][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.745399][ T30] r4:00000000 [ 1992.745410][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.745610][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.745626][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.745676][ T30] r5:00001000 r4:dfba5000 [ 1992.745688][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.745800][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.745854][ T30] r5:855b2f8c r4:856ce400 [ 1992.745867][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.745951][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.746041][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.746096][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.746113][ T30] r4:856ce400 [ 1992.746126][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.746176][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.746191][ T30] r4:00000001 [ 1992.746203][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.746286][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.760807][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.760887][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.760910][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.760944][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.760960][ T30] r4:856c9b40 [ 1992.760980][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.761008][ T30] INFO: task kworker/1:57:4449 blocked for more than 430 seconds. [ 1992.761103][ T30] Not tainted syzkaller #0 [ 1992.761157][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.761172][ T30] task:kworker/1:57 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.761238][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.761306][ T30] Call trace: [ 1992.761328][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.761431][ T30] r10:e01d9d84 r9:00000002 r8:60000013 r7:829171a0 r6:e01d9d8c r5:84873000 [ 1992.761454][ T30] r4:84873000 [ 1992.761469][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.761519][ T30] r5:84873000 r4:8291719c [ 1992.761534][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.761629][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.761693][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01d9e08 [ 1992.761712][ T30] r4:00000000 [ 1992.761725][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.761768][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.761816][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.761874][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85779100 [ 1992.761895][ T30] r4:00000000 [ 1992.761911][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.761969][ T30] r9:83018605 r8:84873000 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1992.761986][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.762059][ T30] r5:00001000 r4:e013b000 [ 1992.762079][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.762130][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.762180][ T30] r5:857a0f8c r4:856ce280 [ 1992.762214][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.762286][ T30] r7:ddde3d80 r6:83018600 r5:857a0f8c r4:856ce280 [ 1992.762305][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.762407][ T30] r10:61c88647 r9:84873000 r8:856ce2ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.762489][ T30] r4:856ce280 [ 1992.762507][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.762570][ T30] r10:00000000 r9:856ce280 r8:80278fec r7:dfa49e60 r6:856ce080 r5:84873000 [ 1992.762590][ T30] r4:00000001 [ 1992.762604][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.762685][ T30] Exception stack(0xe01d9fb0 to 0xe01d9ff8) [ 1992.762712][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.762741][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.762766][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.762797][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.762850][ T30] r4:8555eb00 [ 1992.763201][ T30] INFO: task kworker/1:57:4449 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.763237][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.763344][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.763393][ T30] Call trace: [ 1992.763440][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.763511][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.763531][ T30] r4:00000000 [ 1992.763568][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.763657][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.763698][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.763731][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.763753][ T30] 5d60: 80000113 ffffffff [ 1992.763846][ T30] r5:80000113 r4:80239c10 [ 1992.763867][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.763921][ T30] r4:82acb1e4 [ 1992.764002][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.764094][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.764132][ T30] r4:df9e5dc0 [ 1992.764150][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.764210][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.764230][ T30] r4:00000000 [ 1992.764246][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.764301][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.764319][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.764374][ T30] r5:00001000 r4:dfba5000 [ 1992.764391][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.764441][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.764500][ T30] r5:855b2f8c r4:856ce400 [ 1992.764533][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.764630][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.764686][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.764754][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.764787][ T30] r4:856ce400 [ 1992.764830][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.764904][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.764923][ T30] r4:00000001 [ 1992.764937][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.764977][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.765002][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.765053][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.765088][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.765122][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.765142][ T30] r4:856c9b40 [ 1992.765159][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.765203][ T30] INFO: task kworker/1:58:4451 blocked for more than 430 seconds. [ 1992.765238][ T30] Not tainted syzkaller #0 [ 1992.765258][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.765293][ T30] task:kworker/1:58 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.765365][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.765412][ T30] Call trace: [ 1992.765439][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.765504][ T30] r10:e4209d84 r9:00000002 r8:60000013 r7:829171a0 r6:e4209d8c r5:84873c00 [ 1992.765524][ T30] r4:84873c00 [ 1992.765591][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.765646][ T30] r5:84873c00 r4:8291719c [ 1992.765660][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.765706][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.765768][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4209e08 [ 1992.765788][ T30] r4:00000000 [ 1992.765802][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.765866][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.765916][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.765977][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619c80 [ 1992.765995][ T30] r4:00000000 [ 1992.766010][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.766070][ T30] r9:83018605 r8:84873c00 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1992.766090][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.766142][ T30] r5:00001000 r4:dfb11000 [ 1992.766155][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.766203][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.777029][ T30] r5:855b0f8c r4:856c4980 [ 1992.777102][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.777211][ T30] r7:ddde3d80 r6:83018600 r5:855b0f8c r4:856c4980 [ 1992.777228][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.777320][ T30] r10:61c88647 r9:84873c00 r8:856c49ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.777341][ T30] r4:856c4980 [ 1992.777367][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.777435][ T30] r10:00000000 r9:856c4980 r8:80278fec r7:dfa49e60 r6:856cd000 r5:84873c00 [ 1992.777455][ T30] r4:00000001 [ 1992.777470][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.777514][ T30] Exception stack(0xe4209fb0 to 0xe4209ff8) [ 1992.777555][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.777583][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.777608][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.777638][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.777656][ T30] r4:856c3400 [ 1992.777983][ T30] INFO: task kworker/1:58:4451 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.778019][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.778139][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.778190][ T30] Call trace: [ 1992.778215][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.778282][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.778302][ T30] r4:00000000 [ 1992.778318][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.778404][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.778460][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.778496][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.778536][ T30] 5d60: 80000113 ffffffff [ 1992.778597][ T30] r5:80000113 r4:80239c10 [ 1992.778612][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.778762][ T30] r4:82acb1e4 [ 1992.778785][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.778846][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.778862][ T30] r4:df9e5dc0 [ 1992.778875][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.778926][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.778942][ T30] r4:00000000 [ 1992.778960][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.779013][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.779029][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.779075][ T30] r5:00001000 r4:dfba5000 [ 1992.779090][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.779136][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.779241][ T30] r5:855b2f8c r4:856ce400 [ 1992.779255][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.779366][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.779411][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.779470][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.779486][ T30] r4:856ce400 [ 1992.779498][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.779556][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.779573][ T30] r4:00000001 [ 1992.779601][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.779664][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.779715][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.779753][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.779781][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.779810][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.779828][ T30] r4:856c9b40 [ 1992.779857][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.797925][ T30] INFO: task kworker/1:60:4455 blocked for more than 430 seconds. [ 1992.798030][ T30] Not tainted syzkaller #0 [ 1992.798050][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.798065][ T30] task:kworker/1:60 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.798135][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.798207][ T30] Call trace: [ 1992.798230][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.798297][ T30] r10:e4219d84 r9:00000002 r8:60000113 r7:829171a0 r6:e4219d8c r5:84876000 [ 1992.798353][ T30] r4:84876000 [ 1992.798401][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.798449][ T30] r5:84876000 r4:8291719c [ 1992.798460][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.798504][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.798561][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4219e08 [ 1992.798576][ T30] r4:00000000 [ 1992.798587][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.798656][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.799174][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.799266][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854347c0 [ 1992.799350][ T30] r4:00000000 [ 1992.799364][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.799416][ T30] r9:83018605 r8:84876000 r7:00000000 r6:83018600 r5:00001000 r4:7f041000 [ 1992.799430][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.799545][ T30] r5:00001000 r4:ea60f000 [ 1992.799559][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.799604][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.799651][ T30] r5:855b178c r4:856cd180 [ 1992.799663][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.799718][ T30] r7:ddde3d80 r6:83018600 r5:855b178c r4:856cd180 [ 1992.799731][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.799785][ T30] r10:61c88647 r9:84876000 r8:856cd1ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.799930][ T30] r4:856cd180 [ 1992.800066][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.800123][ T30] r10:00000000 r9:856cd180 r8:80278fec r7:e4215e60 r6:856cd200 r5:84876000 [ 1992.800138][ T30] r4:00000001 [ 1992.800151][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.800206][ T30] Exception stack(0xe4219fb0 to 0xe4219ff8) [ 1992.800236][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1992.800263][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.800287][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.800316][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.800331][ T30] r4:857799c0 [ 1992.800676][ T30] INFO: task kworker/1:60:4455 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.800945][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.801020][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.801137][ T30] Call trace: [ 1992.801161][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.801222][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.801238][ T30] r4:00000000 [ 1992.801250][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.801287][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.801315][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.801427][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.801452][ T30] 5d60: 80000113 ffffffff [ 1992.801523][ T30] r5:80000113 r4:80239c10 [ 1992.801626][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.801689][ T30] r4:82acb1e4 [ 1992.801705][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.801850][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.802087][ T30] r4:df9e5dc0 [ 1992.802194][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.802261][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.802280][ T30] r4:00000000 [ 1992.802654][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.802731][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.802748][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.802844][ T30] r5:00001000 r4:dfba5000 [ 1992.802865][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.802920][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.803036][ T30] r5:855b2f8c r4:856ce400 [ 1992.803058][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.804394][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.804450][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.804518][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.804535][ T30] r4:856ce400 [ 1992.804567][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.804627][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.804644][ T30] r4:00000001 [ 1992.804829][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.805065][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.805129][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.805158][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.805240][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.805272][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.805288][ T30] r4:856c9b40 [ 1992.805306][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.805738][ T30] INFO: task kworker/0:176:4923 blocked for more than 430 seconds. [ 1992.805824][ T30] Not tainted syzkaller #0 [ 1992.805863][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.805949][ T30] task:kworker/0:176 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.806006][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.806054][ T30] Call trace: [ 1992.806076][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.806136][ T30] r10:ea7b1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea7b1d8c r5:85404800 [ 1992.806153][ T30] r4:85404800 [ 1992.806314][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.824327][ T30] r5:85404800 r4:8291719c [ 1992.824394][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.824488][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.824558][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7b1e08 [ 1992.824597][ T30] r4:00000000 [ 1992.824616][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.824721][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.824780][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.824843][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b75c0 [ 1992.824914][ T30] r4:00000000 [ 1992.825018][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.825087][ T30] r9:83018405 r8:85404800 r7:00000000 r6:83018400 r5:00001000 r4:7f033000 [ 1992.825106][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.825163][ T30] r5:00001000 r4:ea573000 [ 1992.825176][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.825223][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.825277][ T30] r5:854c9f8c r4:85443300 [ 1992.825294][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.825387][ T30] r7:dddcfd80 r6:83018400 r5:854c9f8c r4:85443300 [ 1992.825416][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.825487][ T30] r10:61c88647 r9:85404800 r8:8544332c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1992.825507][ T30] r4:85443300 [ 1992.825523][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.825585][ T30] r10:00000000 r9:85443300 r8:80278fec r7:ea811e60 r6:85431400 r5:85404800 [ 1992.825602][ T30] r4:00000001 [ 1992.825647][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.825695][ T30] Exception stack(0xea7b1fb0 to 0xea7b1ff8) [ 1992.825750][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1992.825785][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.825851][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.825885][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.825903][ T30] r4:85445ec0 [ 1992.826232][ T30] INFO: task kworker/0:176:4923 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.847408][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.847565][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.847637][ T30] Call trace: [ 1992.847660][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.847730][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.847748][ T30] r4:00000000 [ 1992.847761][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.847801][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.847841][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.847871][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.847912][ T30] 5d60: 80000113 ffffffff [ 1992.847947][ T30] r5:80000113 r4:80239c10 [ 1992.847962][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.848009][ T30] r4:82acb1e4 [ 1992.848112][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.848165][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.848181][ T30] r4:df9e5dc0 [ 1992.848223][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.848274][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.848289][ T30] r4:00000000 [ 1992.848324][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.848377][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.848390][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.848537][ T30] r5:00001000 r4:dfba5000 [ 1992.848721][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.848772][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.848821][ T30] r5:855b2f8c r4:856ce400 [ 1992.848959][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.849043][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.849059][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.849136][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.849155][ T30] r4:856ce400 [ 1992.849169][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.849226][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.849243][ T30] r4:00000001 [ 1992.849279][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.849320][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.849344][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.849388][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.849414][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.849443][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.849459][ T30] r4:856c9b40 [ 1992.849478][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.849676][ T30] INFO: task kworker/0:213:5062 blocked for more than 430 seconds. [ 1992.849731][ T30] Not tainted syzkaller #0 [ 1992.849751][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.849763][ T30] task:kworker/0:213 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.849809][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.849891][ T30] Call trace: [ 1992.849954][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.850014][ T30] r10:ea985d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea985d8c r5:85926000 [ 1992.850049][ T30] r4:85926000 [ 1992.850063][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.850132][ T30] r5:85926000 r4:8291719c [ 1992.850145][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.850192][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.850249][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 [ 1992.850265][ T30] r4:00000000 [ 1992.850277][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.850323][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.850363][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.850416][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d8d080 [ 1992.850432][ T30] r4:00000000 [ 1992.850442][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.850493][ T30] r9:83018405 r8:85926000 r7:00000000 r6:83018400 r5:00001000 r4:7f02d000 [ 1992.850505][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.850549][ T30] r5:00001000 r4:dfc89000 [ 1992.850561][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.850602][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.850678][ T30] r5:854c9b8c r4:85563b80 [ 1992.850691][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.850758][ T30] r7:dddcfd80 r6:83018400 r5:854c9b8c r4:85563b80 [ 1992.850783][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.850844][ T30] r10:61c88647 r9:85926000 r8:85563bac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1992.850860][ T30] r4:85563b80 [ 1992.850872][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.850924][ T30] r10:00000000 r9:85563b80 r8:80278fec r7:ea981e60 r6:85563c00 r5:85926000 [ 1992.850939][ T30] r4:00000001 [ 1992.850950][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.850986][ T30] Exception stack(0xea985fb0 to 0xea985ff8) [ 1992.851008][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.851035][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.851110][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.851140][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.851212][ T30] r4:854364c0 [ 1992.851546][ T30] INFO: task kworker/0:213:5062 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.851575][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.851665][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.851707][ T30] Call trace: [ 1992.851760][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.851820][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.851846][ T30] r4:00000000 [ 1992.851908][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.851960][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.851992][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.852020][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.852040][ T30] 5d60: 80000113 ffffffff [ 1992.852060][ T30] r5:80000113 r4:80239c10 [ 1992.852075][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.852123][ T30] r4:82acb1e4 [ 1992.852169][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.852228][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.852244][ T30] r4:df9e5dc0 [ 1992.852257][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.852310][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.852328][ T30] r4:00000000 [ 1992.852372][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.852431][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.852450][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.852509][ T30] r5:00001000 r4:dfba5000 [ 1992.852523][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.852564][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.852641][ T30] r5:855b2f8c r4:856ce400 [ 1992.852684][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.852737][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.852749][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.852821][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.852845][ T30] r4:856ce400 [ 1992.852856][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.852967][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.853059][ T30] r4:00000001 [ 1992.853333][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.853392][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.853430][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.853461][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.853485][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.853542][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.853558][ T30] r4:856c9b40 [ 1992.853571][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.853659][ T30] INFO: task kworker/0:226:5100 blocked for more than 430 seconds. [ 1992.853685][ T30] Not tainted syzkaller #0 [ 1992.853701][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.853713][ T30] task:kworker/0:226 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.853865][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.853902][ T30] Call trace: [ 1992.853921][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.854040][ T30] r10:ea9d1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea9d1d8c r5:858b8000 [ 1992.854057][ T30] r4:858b8000 [ 1992.854068][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.854113][ T30] r5:858b8000 r4:8291719c [ 1992.854126][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.854168][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.854274][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1992.854306][ T30] r4:00000000 [ 1992.854319][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.854360][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.854397][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.854443][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84eaea80 [ 1992.854457][ T30] r4:00000000 [ 1992.854467][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.854608][ T30] r9:83018405 r8:858b8000 r7:00000000 r6:83018400 r5:00001000 r4:7f03f000 [ 1992.854664][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.854713][ T30] r5:00001000 r4:ea6a1000 [ 1992.854725][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.854765][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.854841][ T30] r5:854cb78c r4:85879a80 [ 1992.854854][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.854910][ T30] r7:dddcfd80 r6:83018400 r5:854cb78c r4:85879a80 [ 1992.854957][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.855009][ T30] r10:61c88647 r9:858b8000 r8:85879aac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1992.855055][ T30] r4:85879a80 [ 1992.855084][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.855141][ T30] r10:00000000 r9:85879a80 r8:80278fec r7:ea971e60 r6:85879b80 r5:858b8000 [ 1992.855155][ T30] r4:00000001 [ 1992.855192][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.855227][ T30] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1992.855249][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1992.855274][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.855386][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.855482][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.855497][ T30] r4:858374c0 [ 1992.855648][ T30] INFO: task kworker/0:226:5100 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.855671][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.855789][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.855831][ T30] Call trace: [ 1992.855850][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.855904][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.855918][ T30] r4:00000000 [ 1992.855928][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.855965][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.855992][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.856017][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.856034][ T30] 5d60: 80000113 ffffffff [ 1992.856073][ T30] r5:80000113 r4:80239c10 [ 1992.856120][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.856172][ T30] r4:82acb1e4 [ 1992.856216][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.872158][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.872231][ T30] r4:df9e5dc0 [ 1992.872251][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.872398][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.872422][ T30] r4:00000000 [ 1992.872439][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.872501][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1992.872572][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.872632][ T30] r5:00001000 r4:dfba5000 [ 1992.872647][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.872692][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.872776][ T30] r5:855b2f8c r4:856ce400 [ 1992.872798][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.872878][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1992.872896][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.872991][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1992.873015][ T30] r4:856ce400 [ 1992.873063][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.873133][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1992.873153][ T30] r4:00000001 [ 1992.873194][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.873246][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1992.873282][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1992.873319][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.873367][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.873403][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.873453][ T30] r4:856c9b40 [ 1992.873477][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1992.873533][ T30] INFO: task kworker/0:230:5107 blocked for more than 430 seconds. [ 1992.873570][ T30] Not tainted syzkaller #0 [ 1992.873590][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1992.873604][ T30] task:kworker/0:230 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.873707][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.873781][ T30] Call trace: [ 1992.873808][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1992.873884][ T30] r10:ea9c1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea9c1d8c r5:858bbc00 [ 1992.873907][ T30] r4:858bbc00 [ 1992.873922][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1992.873978][ T30] r5:858bbc00 r4:8291719c [ 1992.873995][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1992.874048][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1992.874112][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [ 1992.874142][ T30] r4:00000000 [ 1992.874159][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1992.874211][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1992.874258][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.874315][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d89380 [ 1992.874335][ T30] r4:00000000 [ 1992.874349][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.874408][ T30] r9:83018405 r8:858bbc00 r7:00000000 r6:83018400 r5:00001000 r4:7f02b000 [ 1992.874425][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1992.874475][ T30] r5:00001000 r4:dfc2f000 [ 1992.874488][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1992.874533][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1992.874583][ T30] r5:854c978c r4:85879f00 [ 1992.874597][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1992.874679][ T30] r7:dddcfd80 r6:83018400 r5:854c978c r4:85879f00 [ 1992.874695][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1992.874753][ T30] r10:61c88647 r9:858bbc00 r8:85879f2c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1992.874770][ T30] r4:85879f00 [ 1992.874789][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1992.874872][ T30] r10:00000000 r9:85879f00 r8:80278fec r7:ea9c5e60 r6:85879f80 r5:858bbc00 [ 1992.874894][ T30] r4:00000001 [ 1992.874922][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1992.874966][ T30] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1992.875004][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1992.875039][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1992.875067][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1992.875102][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1992.875132][ T30] r4:85880ac0 [ 1992.875477][ T30] INFO: task kworker/0:230:5107 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1992.875520][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1992.875585][ T30] Workqueue: events bpf_prog_free_deferred [ 1992.875650][ T30] Call trace: [ 1992.875702][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1992.875766][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1992.875782][ T30] r4:00000000 [ 1992.875793][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1992.875852][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1992.875883][ T30] 5d20: c8252000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1992.875909][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1992.875931][ T30] 5d60: 80000113 ffffffff [ 1992.875949][ T30] r5:80000113 r4:80239c10 [ 1992.875961][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1992.876003][ T30] r4:82acb1e4 [ 1992.876015][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1992.876063][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1992.876093][ T30] r4:df9e5dc0 [ 1992.876107][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1992.876156][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1992.876171][ T30] r4:00000000 [ 1992.876182][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1992.876242][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1993.107489][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1993.107638][ T30] r5:00001000 r4:dfba5000 [ 1993.107657][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1993.107707][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1993.107763][ T30] r5:855b2f8c r4:856ce400 [ 1993.107777][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1993.107843][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1993.107861][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1993.107923][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1993.107942][ T30] r4:856ce400 [ 1993.107957][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1993.108017][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1993.108036][ T30] r4:00000001 [ 1993.108052][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1993.108105][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1993.108140][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1993.108170][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1993.108198][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1993.108229][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1993.108249][ T30] r4:856c9b40 [ 1993.108271][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1993.108451][ T30] INFO: task kworker/0:233:5113 blocked for more than 430 seconds. [ 1993.108495][ T30] Not tainted syzkaller #0 [ 1993.108521][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1993.108536][ T30] task:kworker/0:233 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1993.108605][ T30] Workqueue: events bpf_prog_free_deferred [ 1993.108660][ T30] Call trace: [ 1993.108689][ T30] [<81a642bc>] (__schedule) from [<81a65250>] (schedule+0x2c/0x130) [ 1993.108756][ T30] r10:eaa01d84 r9:00000002 r8:60000113 r7:829171a0 r6:eaa01d8c r5:858bd400 [ 1993.108775][ T30] r4:858bd400 [ 1993.108790][ T30] [<81a65224>] (schedule) from [<81a65638>] (schedule_preempt_disabled+0x18/0x24) [ 1993.108848][ T30] r5:858bd400 r4:8291719c [ 1993.108865][ T30] [<81a65620>] (schedule_preempt_disabled) from [<81a681e8>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1993.108915][ T30] [<81a67e98>] (__mutex_lock.constprop.0) from [<81a68990>] (__mutex_lock_slowpath+0x14/0x18) [ 1993.108975][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1993.108996][ T30] r4:00000000 [ 1993.109011][ T30] [<81a6897c>] (__mutex_lock_slowpath) from [<81a689d0>] (mutex_lock+0x3c/0x40) [ 1993.109057][ T30] [<81a68994>] (mutex_lock) from [<804ea31c>] (_vm_unmap_aliases+0x68/0x240) [ 1993.109117][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1993.109175][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ad80 [ 1993.109194][ T30] r4:00000000 [ 1993.109209][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1993.109270][ T30] r9:83018405 r8:858bd400 r7:00000000 r6:83018400 r5:00001000 r4:7f037000 [ 1993.109288][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1993.109347][ T30] r5:00001000 r4:e010d000 [ 1993.109361][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1993.109409][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1993.109464][ T30] r5:854ca38c r4:8587e280 [ 1993.109478][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1993.109538][ T30] r7:dddcfd80 r6:83018400 r5:854ca38c r4:8587e280 [ 1993.109555][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1993.109617][ T30] r10:61c88647 r9:858bd400 r8:8587e2ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1993.109650][ T30] r4:8587e280 [ 1993.109668][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1993.109727][ T30] r10:00000000 r9:8587e280 r8:80278fec r7:ea9fde60 r6:8587e300 r5:858bd400 [ 1993.109744][ T30] r4:00000001 [ 1993.109757][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1993.109800][ T30] Exception stack(0xeaa01fb0 to 0xeaa01ff8) [ 1993.109829][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1993.109861][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1993.109889][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1993.109919][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1993.109936][ T30] r4:85439d00 [ 1993.110327][ T30] INFO: task kworker/0:233:5113 is blocked on a mutex likely owned by task kworker/1:43:4405. [ 1993.110366][ T30] task:kworker/1:43 state:R running task stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1993.110431][ T30] Workqueue: events bpf_prog_free_deferred [ 1993.110481][ T30] Call trace: [ 1993.110504][ T30] [<81a642bc>] (__schedule) from [<81a65684>] (preempt_schedule_irq+0x40/0xa8) [ 1993.110573][ T30] r10:8280c9b4 r9:84b5c800 r8:80200c04 r7:df9e5d54 r6:ffffffff r5:84b5c800 [ 1993.110591][ T30] r4:00000000 [ 1993.110606][ T30] [<81a65644>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1993.110691][ T30] Exception stack(0xdf9e5d20 to 0xdf9e5d68) [ 1993.110725][ T30] 5d20: cec3e000 eba7b000 00000001 80239bf8 7f027000 00000001 82acb1c4 82aca5a0 [ 1993.110754][ T30] 5d40: 7f027000 eba7b000 8280c9b4 df9e5d9c df9e5da0 df9e5d70 80230af0 80239c10 [ 1993.110775][ T30] 5d60: 80000113 ffffffff [ 1993.110798][ T30] r5:80000113 r4:80239c10 [ 1993.110812][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea0e0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1993.110870][ T30] r4:82acb1e4 [ 1993.110885][ T30] [<804e9e5c>] (__purge_vmap_area_lazy) from [<804ea498>] (_vm_unmap_aliases+0x1e4/0x240) [ 1993.110940][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9e5dc0 r5:df9e5e08 [ 1993.110959][ T30] r4:df9e5dc0 [ 1993.110974][ T30] [<804ea2b4>] (_vm_unmap_aliases) from [<804ee0fc>] (vfree+0x16c/0x210) [ 1993.111031][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874800 [ 1993.111049][ T30] r4:00000000 [ 1993.111062][ T30] [<804edf90>] (vfree) from [<80559048>] (execmem_free+0x30/0x50) [ 1993.111127][ T30] r9:83018605 r8:84b5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f029000 [ 1993.111142][ T30] [<80559018>] (execmem_free) from [<803c5f98>] (bpf_jit_free_exec+0x10/0x14) [ 1993.111192][ T30] r5:00001000 r4:dfba5000 [ 1993.111206][ T30] [<803c5f88>] (bpf_jit_free_exec) from [<803c6378>] (bpf_jit_free+0x68/0xe4) [ 1993.111249][ T30] [<803c6310>] (bpf_jit_free) from [<803c7420>] (bpf_prog_free_deferred+0x140/0x158) [ 1993.111301][ T30] r5:855b2f8c r4:856ce400 [ 1993.111315][ T30] [<803c72e0>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1993.111372][ T30] r7:ddde3d80 r6:83018600 r5:855b2f8c r4:856ce400 [ 1993.111389][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1993.111449][ T30] r10:61c88647 r9:84b5c800 r8:856ce42c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1993.111467][ T30] r4:856ce400 [ 1993.111481][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1993.111538][ T30] r10:00000000 r9:856ce400 r8:80278fec r7:dfbe5e60 r6:856ce480 r5:84b5c800 [ 1993.111556][ T30] r4:00000001 [ 1993.111568][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1993.111609][ T30] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1993.111634][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1993.111663][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1993.111687][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1993.111718][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1993.111739][ T30] r4:856c9b40 [ 1993.111758][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1993.113609][ T30] NMI backtrace for cpu 1 [ 1993.113968][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1993.114093][ T30] Hardware name: ARM-Versatile Express [ 1993.114160][ T30] Call trace: [ 1993.114207][ T30] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 1993.114290][ T30] r7:00000000 r6:00000113 r5:60000193 r4:82252738 [ 1993.114307][ T30] [<80201b08>] (show_stack) from [<8021f8f8>] (dump_stack_lvl+0x70/0x7c) [ 1993.114358][ T30] [<8021f888>] (dump_stack_lvl) from [<8021f91c>] (dump_stack+0x18/0x1c) [ 1993.114408][ T30] r5:00000001 r4:00000001 [ 1993.114423][ T30] [<8021f904>] (dump_stack) from [<81a4ded4>] (nmi_cpu_backtrace+0x160/0x17c) [ 1993.114477][ T30] [<81a4dd74>] (nmi_cpu_backtrace) from [<81a4e020>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1993.114526][ T30] r7:00000001 r6:8280c690 r5:8281ae34 r4:ffffffff [ 1993.114540][ T30] [<81a4def0>] (nmi_trigger_cpumask_backtrace) from [<802304fc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1993.114608][ T30] r9:8281ba28 r8:8280c810 r7:00029557 r6:00007b93 r5:82abf7d4 r4:85d3820c [ 1993.114658][ T30] [<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037faf0>] (watchdog+0x5d0/0x850) [ 1993.114721][ T30] [<8037f520>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280) [ 1993.114784][ T30] r10:00000000 r9:00000000 r8:8037f520 r7:830cfd80 r6:830cfd80 r5:8321c800 [ 1993.114802][ T30] r4:00000001 [ 1993.114815][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1993.114857][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1993.114884][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1993.114914][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1993.114940][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1993.114971][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1993.114987][ T30] r4:833cb7c0 [ 1993.115203][ T30] Sending NMI from CPU 1 to CPUs 0: [ 1993.117927][ C0] NMI backtrace for cpu 0 [ 1993.118183][ C0] CPU: 0 UID: 0 PID: 2820 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1993.118246][ C0] Hardware name: ARM-Versatile Express [ 1993.118306][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1993.118414][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 1993.118479][ C0] pc : [<81a6e124>] lr : [<80a8f468>] psr: 60000113 [ 1993.118523][ C0] sp : eaeb9eb0 ip : eaeb9ec0 fp : eaeb9ebc [ 1993.118562][ C0] r10: 82959594 r9 : 00000000 r8 : 00000000 [ 1993.118605][ C0] r7 : 00000117 r6 : 829594f8 r5 : 00000000 r4 : 00000001 [ 1993.118682][ C0] r3 : 00000ba8 r2 : 00000000 r1 : 60000113 r0 : 83b5e840 [ 1993.118875][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1993.118962][ C0] Control: 30c5387d Table: 84d2e080 DAC: fffffffd [ 1993.119027][ C0] Call trace: [ 1993.119134][ C0] [<81a6e0fc>] (_raw_spin_unlock_irqrestore) from [<80a8f468>] (pl011_console_device_unlock+0x20/0x24) [ 1993.119214][ C0] [<80a8f448>] (pl011_console_device_unlock) from [<802e3750>] (nbcon_emit_one+0x88/0x100) [ 1993.119271][ C0] [<802e36c8>] (nbcon_emit_one) from [<802e3970>] (nbcon_kthread_func+0x1a8/0x2a4) [ 1993.119331][ C0] r6:8280c690 r5:84148c00 r4:829594f8 [ 1993.119350][ C0] [<802e37c8>] (nbcon_kthread_func) from [<8028020c>] (kthread+0x12c/0x280) [ 1993.119424][ C0] r10:00000000 r9:829594f8 r8:802e37c8 r7:84a77780 r6:84a77780 r5:84148c00 [ 1993.119447][ C0] r4:00000001 [ 1993.119464][ C0] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1993.119513][ C0] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1993.119548][ C0] 9fa0: 00000000 00000000 00000000 00000000 [ 1993.119581][ C0] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1993.119611][ C0] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1993.119646][ C0] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1993.119669][ C0] r4:84176380 [ 1993.174784][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 1993.382236][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1993.382447][ T30] Hardware name: ARM-Versatile Express [ 1993.382605][ T30] Call trace: [ 1993.382787][ T30] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 1993.383044][ T30] r7:8225345c r6:8321c800 r5:00000000 r4:82252738 [ 1993.383174][ T30] [<80201b08>] (show_stack) from [<8021f8dc>] (dump_stack_lvl+0x54/0x7c) [ 1993.383397][ T30] [<8021f888>] (dump_stack_lvl) from [<8021f91c>] (dump_stack+0x18/0x1c) [ 1993.383674][ T30] r5:00000000 r4:82a78d18 [ 1993.383831][ T30] [<8021f904>] (dump_stack) from [<802025f8>] (vpanic+0xe0/0x2e8) [ 1993.384085][ T30] [<80202518>] (vpanic) from [<80202834>] (trace_suspend_resume+0x0/0xd8) [ 1993.384288][ T30] r7:00029557 [ 1993.384416][ T30] [<80202800>] (panic) from [<8037f930>] (watchdog+0x410/0x850) [ 1993.384639][ T30] r3:00000001 r2:00000000 r1:00000000 r0:8225345c [ 1993.384801][ T30] [<8037f520>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280) [ 1993.385015][ T30] r10:00000000 r9:00000000 r8:8037f520 r7:830cfd80 r6:830cfd80 r5:8321c800 [ 1993.385213][ T30] r4:00000001 [ 1993.385339][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1993.385610][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1993.385804][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1993.386070][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1993.386288][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1993.386689][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1993.387013][ T30] r4:833cb7c0 [ 1993.389853][ T30] Rebooting in 86400 seconds..