[ 1017.205954][ T28] audit: type=1400 audit(1017.080:56): avc: denied { read write } for pid=3095 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 [ 1017.261716][ T28] audit: type=1400 audit(1017.090:57): avc: denied { open } for pid=3095 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:37400' (ED25519) to the list of known hosts. [ 1077.690478][ T28] audit: type=1400 audit(1077.560:58): avc: denied { execute } for pid=3108 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 [ 1077.746445][ T28] audit: type=1400 audit(1077.610:59): avc: denied { execute_no_trans } for pid=3108 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 00:18:49 parsed 1 programs [ 1129.609307][ T28] audit: type=1400 audit(1129.480:60): avc: denied { node_bind } for pid=3108 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 1132.985767][ T28] audit: type=1400 audit(1132.860:61): avc: denied { mounton } for pid=3123 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 [ 1132.990693][ T28] audit: type=1400 audit(1132.860:62): avc: denied { mount } for pid=3123 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 [ 1133.007007][ T3123] cgroup: Unknown subsys name 'net' [ 1133.014890][ T28] audit: type=1400 audit(1132.890:63): avc: denied { unmount } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 1133.179615][ T3123] cgroup: Unknown subsys name 'cpuset' [ 1133.186721][ T3123] cgroup: Unknown subsys name 'hugetlb' [ 1133.187823][ T3123] cgroup: Unknown subsys name 'rlimit' [ 1133.417009][ T28] audit: type=1400 audit(1133.290:64): avc: denied { setattr } for pid=3123 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=693 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 1133.420494][ T28] audit: type=1400 audit(1133.290:65): avc: denied { create } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1133.426082][ T28] audit: type=1400 audit(1133.300:66): avc: denied { write } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1133.428138][ T28] audit: type=1400 audit(1133.300:67): avc: denied { module_request } for pid=3123 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 [ 1133.524546][ T28] audit: type=1400 audit(1133.400:68): avc: denied { read } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 1133.531719][ T28] audit: type=1400 audit(1133.410:69): avc: denied { mounton } for pid=3123 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 [ 1133.769214][ T3126] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 1142.069779][ T3123] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 1153.287662][ T28] kauditd_printk_skb: 5 callbacks suppressed [ 1153.293900][ T28] audit: type=1400 audit(1153.160:75): avc: denied { execmem } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 1153.335636][ T28] audit: type=1400 audit(1153.210:76): avc: denied { read } for pid=3128 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1153.342578][ T28] audit: type=1400 audit(1153.220:77): avc: denied { open } for pid=3128 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 [ 1153.355075][ T28] audit: type=1400 audit(1153.230:78): avc: denied { mounton } for pid=3128 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 [ 1153.548718][ T28] audit: type=1400 audit(1153.420:79): avc: denied { mount } for pid=3128 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 [ 1153.568514][ T28] audit: type=1400 audit(1153.440:80): avc: denied { mounton } for pid=3128 comm="syz-executor" path="/syzkaller.vN4gNK/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 [ 1153.578181][ T28] audit: type=1400 audit(1153.450:81): avc: denied { mount } for pid=3128 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 [ 1153.597393][ T28] audit: type=1400 audit(1153.470:82): avc: denied { mounton } for pid=3128 comm="syz-executor" path="/syzkaller.vN4gNK/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 [ 1153.605201][ T28] audit: type=1400 audit(1153.480:83): avc: denied { mounton } for pid=3128 comm="syz-executor" path="/syzkaller.vN4gNK/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=1886 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 1153.631620][ T28] audit: type=1400 audit(1153.500:84): avc: denied { unmount } for pid=3128 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 1153.743072][ T3128] 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. [ 1158.767642][ T28] kauditd_printk_skb: 10 callbacks suppressed [ 1158.770823][ T28] audit: type=1400 audit(1158.640:95): avc: denied { create } for pid=3227 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 1158.804567][ T28] audit: type=1400 audit(1158.670:96): avc: denied { sys_admin } for pid=3227 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 1160.380944][ T28] audit: type=1400 audit(1160.260:97): avc: denied { sys_chroot } for pid=3228 comm="syz-executor" capability=18 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 1161.500729][ T28] audit: type=1400 audit(1161.370:98): avc: denied { sys_module } for pid=3252 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 1163.073079][ T3252] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1163.083910][ T3252] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1164.108746][ T3252] hsr_slave_0: entered promiscuous mode [ 1164.118478][ T3252] hsr_slave_1: entered promiscuous mode [ 1164.617843][ T3252] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1164.633937][ T3252] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1164.645293][ T3252] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1164.658667][ T3252] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1165.487876][ T3252] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1168.014554][ T3252] veth0_vlan: entered promiscuous mode [ 1168.036230][ T3252] veth1_vlan: entered promiscuous mode [ 1168.106304][ T3252] veth0_macvtap: entered promiscuous mode [ 1168.122622][ T3252] veth1_macvtap: entered promiscuous mode [ 1168.202232][ T1356] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1168.202973][ T1356] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1168.205122][ T1356] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1168.237315][ T1356] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1168.648977][ T3109] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1168.716247][ T3109] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1168.800971][ T3109] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1168.885378][ T3109] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1169.244744][ T3109] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1169.253269][ T3109] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1169.257872][ T3109] bond0 (unregistering): Released all slaves [ 1169.355760][ T3109] hsr_slave_0: left promiscuous mode [ 1169.361806][ T3109] hsr_slave_1: left promiscuous mode [ 1169.376610][ T3109] veth1_macvtap: left promiscuous mode [ 1169.377240][ T3109] veth0_macvtap: left promiscuous mode [ 1169.377533][ T3109] veth1_vlan: left promiscuous mode [ 1169.377781][ T3109] veth0_vlan: left promiscuous mode [ 1170.271702][ T28] audit: type=1400 audit(1170.140:99): avc: denied { create } for pid=3622 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 1970/01/01 00:19:36 executed programs: 0 [ 1178.431317][ T3730] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1178.437954][ T3730] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1179.299026][ T3730] hsr_slave_0: entered promiscuous mode [ 1179.305495][ T3730] hsr_slave_1: entered promiscuous mode [ 1179.667672][ T3730] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1179.682998][ T3730] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1179.694621][ T3730] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1179.705922][ T3730] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1180.464239][ T3730] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1183.336254][ T3730] veth0_vlan: entered promiscuous mode [ 1183.354798][ T3730] veth1_vlan: entered promiscuous mode [ 1183.412346][ T3730] veth0_macvtap: entered promiscuous mode [ 1183.424209][ T3730] veth1_macvtap: entered promiscuous mode [ 1183.504108][ T3398] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1183.504864][ T3109] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1183.505210][ T3109] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1183.505360][ T3109] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:19:43 executed programs: 2 [ 1183.785230][ T28] audit: type=1400 audit(1183.660:100): avc: denied { prog_load } for pid=4038 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 1183.794478][ T28] audit: type=1400 audit(1183.660:101): avc: denied { bpf } for pid=4038 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1183.794904][ T28] audit: type=1400 audit(1183.670:102): avc: denied { perfmon } for pid=4038 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1183.813946][ T28] audit: type=1400 audit(1183.690:103): avc: denied { prog_run } for pid=4038 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:19:49 executed programs: 16 1970/01/01 00:19:54 executed programs: 35 1970/01/01 00:20:00 executed programs: 45 1970/01/01 00:20:05 executed programs: 53 1970/01/01 00:20:10 executed programs: 61 1970/01/01 00:20:15 executed programs: 71 [ 1218.806858][ C0] hrtimer: interrupt took 15511616 ns 1970/01/01 00:20:21 executed programs: 79 1970/01/01 00:20:26 executed programs: 87 1970/01/01 00:20:32 executed programs: 94 1970/01/01 00:20:37 executed programs: 105 1970/01/01 00:20:43 executed programs: 116 1970/01/01 00:20:48 executed programs: 125 1970/01/01 00:20:53 executed programs: 134 1970/01/01 00:20:59 executed programs: 141 1970/01/01 00:21:04 executed programs: 149 1970/01/01 00:21:09 executed programs: 159 1970/01/01 00:21:14 executed programs: 169 1970/01/01 00:21:20 executed programs: 178 1970/01/01 00:21:25 executed programs: 185 1970/01/01 00:21:31 executed programs: 193 1970/01/01 00:21:36 executed programs: 203 1970/01/01 00:21:41 executed programs: 216 1970/01/01 00:21:46 executed programs: 227 1970/01/01 00:21:52 executed programs: 235 1970/01/01 00:21:57 executed programs: 245 1970/01/01 00:22:02 executed programs: 254 1970/01/01 00:22:08 executed programs: 263 1970/01/01 00:22:13 executed programs: 271 1970/01/01 00:22:18 executed programs: 279 1970/01/01 00:22:23 executed programs: 286 1970/01/01 00:22:29 executed programs: 299 1970/01/01 00:22:34 executed programs: 307 1970/01/01 00:22:40 executed programs: 315 1970/01/01 00:22:45 executed programs: 325 1970/01/01 00:22:51 executed programs: 334 1970/01/01 00:22:56 executed programs: 341 1970/01/01 00:23:01 executed programs: 349 1970/01/01 00:23:06 executed programs: 357 1970/01/01 00:23:12 executed programs: 365 1970/01/01 00:23:17 executed programs: 374 1970/01/01 00:23:23 executed programs: 385 1970/01/01 00:23:28 executed programs: 393 1970/01/01 00:23:33 executed programs: 402 1970/01/01 00:23:38 executed programs: 410 1970/01/01 00:23:43 executed programs: 426 1970/01/01 00:23:49 executed programs: 434 1970/01/01 00:23:54 executed programs: 441 1970/01/01 00:24:00 executed programs: 450 1970/01/01 00:24:05 executed programs: 457 1970/01/01 00:24:11 executed programs: 466 1970/01/01 00:24:16 executed programs: 474 1970/01/01 00:24:22 executed programs: 484 1970/01/01 00:24:27 executed programs: 494 1970/01/01 00:24:33 executed programs: 501 1970/01/01 00:24:38 executed programs: 509 1970/01/01 00:24:43 executed programs: 516 1970/01/01 00:24:49 executed programs: 529 1970/01/01 00:24:54 executed programs: 538 1970/01/01 00:24:59 executed programs: 548 1970/01/01 00:25:04 executed programs: 555 1970/01/01 00:25:10 executed programs: 563 1970/01/01 00:25:15 executed programs: 572 1970/01/01 00:25:20 executed programs: 583 1970/01/01 00:25:26 executed programs: 591 1970/01/01 00:25:31 executed programs: 599 [ 1534.555785][ T3109] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1534.655686][ T3109] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1534.785730][ T3109] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1534.862539][ T3109] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1535.883164][ T3109] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1536.008835][ T3109] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1536.026580][ T3109] bond0 (unregistering): Released all slaves [ 1536.361232][ T3109] hsr_slave_0: left promiscuous mode [ 1536.366721][ T3109] hsr_slave_1: left promiscuous mode [ 1536.391268][ T3109] veth1_macvtap: left promiscuous mode [ 1536.392668][ T3109] veth0_macvtap: left promiscuous mode [ 1536.393668][ T3109] veth1_vlan: left promiscuous mode [ 1536.394712][ T3109] veth0_vlan: left promiscuous mode [ 1543.815908][ T5195] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1543.819281][ T5195] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1546.401667][ T5195] hsr_slave_0: entered promiscuous mode [ 1546.403455][ T5195] hsr_slave_1: entered promiscuous mode [ 1547.951631][ T5195] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1547.963692][ T5195] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1548.165306][ T5195] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1548.184030][ T5195] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1550.458886][ T5195] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1558.354124][ T5195] veth0_vlan: entered promiscuous mode [ 1558.400958][ T5195] veth1_vlan: entered promiscuous mode [ 1558.469665][ T5195] veth0_macvtap: entered promiscuous mode [ 1558.610861][ T5195] veth1_macvtap: entered promiscuous mode [ 1558.993325][ T1263] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1558.993892][ T1263] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1558.994045][ T1263] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1558.994140][ T1263] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:25:59 executed programs: 602 1970/01/01 00:26:04 executed programs: 617 1970/01/01 00:26:10 executed programs: 625 1970/01/01 00:26:15 executed programs: 634 1970/01/01 00:26:21 executed programs: 643 1970/01/01 00:26:26 executed programs: 653 1970/01/01 00:26:32 executed programs: 662 1970/01/01 00:26:37 executed programs: 671 1970/01/01 00:26:43 executed programs: 683 1970/01/01 00:26:48 executed programs: 693 1970/01/01 00:26:54 executed programs: 701 1970/01/01 00:26:59 executed programs: 711 1970/01/01 00:27:04 executed programs: 721 1970/01/01 00:27:10 executed programs: 734 1970/01/01 00:27:15 executed programs: 741 1970/01/01 00:27:21 executed programs: 750 1970/01/01 00:27:26 executed programs: 757 1970/01/01 00:27:31 executed programs: 766 1970/01/01 00:27:36 executed programs: 776 1970/01/01 00:27:42 executed programs: 785 1970/01/01 00:27:47 executed programs: 798 1970/01/01 00:27:52 executed programs: 805 1970/01/01 00:27:57 executed programs: 816 1970/01/01 00:28:03 executed programs: 826 1970/01/01 00:28:08 executed programs: 836 1970/01/01 00:28:13 executed programs: 846 1970/01/01 00:28:19 executed programs: 854 1970/01/01 00:28:25 executed programs: 862 1970/01/01 00:28:30 executed programs: 870 1970/01/01 00:28:35 executed programs: 878 1970/01/01 00:28:41 executed programs: 886 1970/01/01 00:28:46 executed programs: 894 1970/01/01 00:28:51 executed programs: 901 1970/01/01 00:28:56 executed programs: 908 1970/01/01 00:29:01 executed programs: 916 1970/01/01 00:29:06 executed programs: 925 1970/01/01 00:29:11 executed programs: 933 1970/01/01 00:29:17 executed programs: 943 1970/01/01 00:29:23 executed programs: 951 1970/01/01 00:29:28 executed programs: 960 1970/01/01 00:29:33 executed programs: 968 1970/01/01 00:29:38 executed programs: 976 1970/01/01 00:29:43 executed programs: 983 1970/01/01 00:29:49 executed programs: 992 1970/01/01 00:29:54 executed programs: 1002 1970/01/01 00:29:59 executed programs: 1011 1970/01/01 00:30:05 executed programs: 1020 1970/01/01 00:30:10 executed programs: 1027 1970/01/01 00:30:16 executed programs: 1036 1970/01/01 00:30:21 executed programs: 1047 1970/01/01 00:30:26 executed programs: 1056 1970/01/01 00:30:31 executed programs: 1064 1970/01/01 00:30:37 executed programs: 1072 1970/01/01 00:30:42 executed programs: 1080 1970/01/01 00:30:48 executed programs: 1089 1970/01/01 00:30:53 executed programs: 1098 1970/01/01 00:30:59 executed programs: 1108 1970/01/01 00:31:04 executed programs: 1115 1970/01/01 00:31:10 executed programs: 1123 1970/01/01 00:31:15 executed programs: 1132 1970/01/01 00:31:21 executed programs: 1141 1970/01/01 00:31:27 executed programs: 1155 1970/01/01 00:31:32 executed programs: 1162 1970/01/01 00:31:37 executed programs: 1170 1970/01/01 00:31:42 executed programs: 1177 1970/01/01 00:31:48 executed programs: 1186 [ 1910.991961][ T29] INFO: task kworker/1:27:4149 blocked for more than 430 seconds. [ 1911.000855][ T29] Not tainted syzkaller #0 [ 1911.002219][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.006220][ T29] task:kworker/1:27 state:D stack:0 pid:4149 tgid:4149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.008520][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.017923][ T29] Call trace: [ 1911.032387][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.033913][ T29] r10:e00edda4 r9:00000002 r8:60000113 r7:e00eddac r6:82918014 r5:85041880 [ 1911.049549][ T29] r4:85041880 [ 1911.061223][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.061398][ T29] r5:85041880 r4:82918010 [ 1911.061420][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.061478][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.061558][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00ede28 [ 1911.061619][ T29] r4:00000000 [ 1911.061672][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.061773][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.061845][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.061934][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e02f00 [ 1911.061957][ T29] r4:00000000 [ 1911.061974][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.062061][ T29] r9:85041880 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f049000 [ 1911.062082][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.062161][ T29] r5:00001000 r4:dfcbb000 [ 1911.062183][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.062238][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.062297][ T29] r5:86024b94 r4:86024b94 [ 1911.062337][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.062437][ T29] r7:ddde4d80 r6:8302ae00 r5:86024b94 r4:85a7fe80 [ 1911.062463][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.062573][ T29] r10:ddde4d80 r9:85a7feb0 r8:85041880 r7:82804d80 r6:ddde4da0 r5:ddde4d80 [ 1911.062600][ T29] r4:85a7fe80 [ 1911.062698][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.062785][ T29] r10:00000000 r9:dfcc5e88 r8:85a8d900 r7:85a7fe80 r6:8027730c r5:85041880 [ 1911.062809][ T29] r4:85c63200 [ 1911.062859][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.063078][ T29] Exception stack(0xe00edfb0 to 0xe00edff8) [ 1911.063373][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.063447][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.063486][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.063769][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85c63200 [ 1911.065356][ T29] INFO: task kworker/1:27:4149 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.065505][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.065685][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.066196][ T29] Call trace: [ 1911.066292][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.066387][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.066427][ T29] r4:00000000 [ 1911.066510][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.066596][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.066640][ T29] dd40: da333000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.066677][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.066734][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.066831][ T29] r5:80000013 r4:802387e8 [ 1911.066875][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.066967][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.067047][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.067093][ T29] r4:ea99dde0 [ 1911.067114][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.067215][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.067241][ T29] r4:00000000 [ 1911.067259][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.067345][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.067385][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.067464][ T29] r5:00001000 r4:e014b000 [ 1911.067483][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.067561][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.067627][ T29] r5:860a0b94 r4:860a0b94 [ 1911.067648][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.067734][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.067767][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.067841][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.067902][ T29] r4:85e2b280 [ 1911.067926][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.068004][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.068074][ T29] r4:85e202c0 [ 1911.068199][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.068258][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.068291][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.068326][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.068411][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.068455][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.068583][ T29] INFO: task kworker/1:32:4159 blocked for more than 430 seconds. [ 1911.068638][ T29] Not tainted syzkaller #0 [ 1911.068689][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.068712][ T29] task:kworker/1:32 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.068784][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.068838][ T29] Call trace: [ 1911.068901][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.068985][ T29] r10:dfda1da4 r9:00000002 r8:60000013 r7:dfda1dac r6:82918014 r5:839d0c40 [ 1911.069010][ T29] r4:839d0c40 [ 1911.069028][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.069089][ T29] r5:839d0c40 r4:82918010 [ 1911.069133][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.069197][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.069565][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda1e28 [ 1911.069859][ T29] r4:00000000 [ 1911.151509][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.154055][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.154383][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.154511][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86055600 [ 1911.154558][ T29] r4:00000000 [ 1911.154577][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.154716][ T29] r9:839d0c40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f047000 [ 1911.154739][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.154813][ T29] r5:00001000 r4:dfb49000 [ 1911.154842][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.154870][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.154898][ T29] r5:85d75b94 r4:85d75b94 [ 1911.154931][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.154970][ T29] r7:ddde4d80 r6:8302ae00 r5:85d75b94 r4:85ba9a80 [ 1911.154979][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.155059][ T29] r10:ddde4d80 r9:85ba9ab0 r8:839d0c40 r7:82804d80 r6:ddde4da0 r5:ddde4d80 [ 1911.155088][ T29] r4:85ba9a80 [ 1911.155176][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.155291][ T29] r10:00000000 r9:e00ede88 r8:85d19380 r7:85ba9a80 r6:8027730c r5:839d0c40 [ 1911.155313][ T29] r4:85d12000 [ 1911.155330][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.155383][ T29] Exception stack(0xdfda1fb0 to 0xdfda1ff8) [ 1911.155509][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1911.155622][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.155662][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.155701][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85d12000 [ 1911.156768][ T29] INFO: task kworker/1:32:4159 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.156903][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.157015][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.157100][ T29] Call trace: [ 1911.157140][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.157248][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.157274][ T29] r4:00000000 [ 1911.157324][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.157382][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.157418][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.157453][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.157479][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.157505][ T29] r5:80000013 r4:802387e8 [ 1911.157522][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.157597][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.157688][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.157710][ T29] r4:ea99dde0 [ 1911.157727][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.157798][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.157819][ T29] r4:00000000 [ 1911.157836][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.157936][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.157958][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.158055][ T29] r5:00001000 r4:e014b000 [ 1911.158111][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.158165][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.158223][ T29] r5:860a0b94 r4:860a0b94 [ 1911.158278][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.158353][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.158374][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.158443][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.158483][ T29] r4:85e2b280 [ 1911.158504][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.158578][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.158599][ T29] r4:85e202c0 [ 1911.158615][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.158670][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.158700][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.158769][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.158807][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.158881][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.159339][ T29] INFO: task kworker/1:35:4166 blocked for more than 430 seconds. [ 1911.159405][ T29] Not tainted syzkaller #0 [ 1911.159436][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.159452][ T29] task:kworker/1:35 state:D stack:0 pid:4166 tgid:4166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.159519][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.159574][ T29] Call trace: [ 1911.159605][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.159689][ T29] r10:dfb5dda4 r9:00000002 r8:60000113 r7:dfb5ddac r6:82918014 r5:831fb100 [ 1911.159713][ T29] r4:831fb100 [ 1911.192581][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.192952][ T29] r5:831fb100 r4:82918010 [ 1911.192973][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.193021][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.193146][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de28 [ 1911.193164][ T29] r4:00000000 [ 1911.193176][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.193401][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.193609][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.193675][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e20a80 [ 1911.193691][ T29] r4:00000000 [ 1911.193707][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.193811][ T29] r9:831fb100 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f047000 [ 1911.193891][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.193940][ T29] r5:00001000 r4:dfaa3000 [ 1911.193997][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.194095][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.194137][ T29] r5:85d78b94 r4:85d78b94 [ 1911.194148][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.194197][ T29] r7:ddde4d80 r6:8302ae00 r5:85d78b94 r4:85ba9280 [ 1911.194208][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.194258][ T29] r10:ddde4d80 r9:85ba92b0 r8:831fb100 r7:82804d80 r6:ddde4da0 r5:ddde4d80 [ 1911.194271][ T29] r4:85ba9280 [ 1911.194442][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.194493][ T29] r10:00000000 r9:dfda1e88 r8:85ba9300 r7:85ba9280 r6:8027730c r5:831fb100 [ 1911.194637][ T29] r4:84e31500 [ 1911.194681][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.194728][ T29] Exception stack(0xdfb5dfb0 to 0xdfb5dff8) [ 1911.194756][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.194789][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.194815][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.194842][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:84e31500 [ 1911.195584][ T29] INFO: task kworker/1:35:4166 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.195618][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.195803][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.195943][ T29] Call trace: [ 1911.195963][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.196014][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.196028][ T29] r4:00000000 [ 1911.196038][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.196073][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.196096][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.196166][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.196188][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.196205][ T29] r5:80000013 r4:802387e8 [ 1911.196216][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.196263][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.196314][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.196328][ T29] r4:ea99dde0 [ 1911.196338][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.196433][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.196453][ T29] r4:00000000 [ 1911.196470][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.196554][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.196572][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.196630][ T29] r5:00001000 r4:e014b000 [ 1911.196646][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.196695][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.196758][ T29] r5:860a0b94 r4:860a0b94 [ 1911.196776][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.196839][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.196857][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.196919][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.196939][ T29] r4:85e2b280 [ 1911.196954][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.197021][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.197042][ T29] r4:85e202c0 [ 1911.197060][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.197107][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.197139][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.197334][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.197420][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.197475][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.197742][ T29] INFO: task kworker/1:38:4172 blocked for more than 430 seconds. [ 1911.197785][ T29] Not tainted syzkaller #0 [ 1911.197806][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.197815][ T29] task:kworker/1:38 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.198145][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.198270][ T29] Call trace: [ 1911.198286][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.198344][ T29] r10:dfbfdda4 r9:00000002 r8:60000113 r7:dfbfddac r6:82918014 r5:84fb8c40 [ 1911.198358][ T29] r4:84fb8c40 [ 1911.198500][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.198532][ T29] r5:84fb8c40 r4:82918010 [ 1911.198689][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.198767][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.198810][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde28 [ 1911.198936][ T29] r4:00000000 [ 1911.198979][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.199043][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.199075][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.199112][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:860551c0 [ 1911.199121][ T29] r4:00000000 [ 1911.199154][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.199261][ T29] r9:84fb8c40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f04d000 [ 1911.199325][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.199393][ T29] r5:00001000 r4:ea631000 [ 1911.199404][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.199429][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.199524][ T29] r5:85fcab94 r4:85fcab94 [ 1911.199537][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.199573][ T29] r7:ddde4d80 r6:8302ae00 r5:85fcab94 r4:84dfdf00 [ 1911.199615][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.199674][ T29] r10:ddde4d80 r9:84dfdf30 r8:84fb8c40 r7:82804d80 r6:ddde4da0 r5:ddde4d80 [ 1911.199798][ T29] r4:84dfdf00 [ 1911.242820][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.243411][ T29] r10:00000000 r9:dfda1e88 r8:85c4d000 r7:84dfdf00 r6:8027730c r5:84fb8c40 [ 1911.243472][ T29] r4:85dd8300 [ 1911.243485][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.243516][ T29] Exception stack(0xdfbfdfb0 to 0xdfbfdff8) [ 1911.243542][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.243560][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.243577][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.243626][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85dd8300 [ 1911.244696][ T29] INFO: task kworker/1:38:4172 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.244817][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.245020][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.245131][ T29] Call trace: [ 1911.245170][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.245235][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.245250][ T29] r4:00000000 [ 1911.245285][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.245323][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.245348][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.245408][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.245428][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.245492][ T29] r5:80000013 r4:802387e8 [ 1911.245542][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.245632][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.245685][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.245699][ T29] r4:ea99dde0 [ 1911.245710][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.245758][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.245771][ T29] r4:00000000 [ 1911.245780][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.245839][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.245955][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.245999][ T29] r5:00001000 r4:e014b000 [ 1911.246043][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.246111][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.246148][ T29] r5:860a0b94 r4:860a0b94 [ 1911.246193][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.246260][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.246305][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.246353][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.246365][ T29] r4:85e2b280 [ 1911.246374][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.246420][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.246433][ T29] r4:85e202c0 [ 1911.246442][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.246478][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.246509][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.246588][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.246623][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.247155][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.247255][ T29] INFO: task kworker/1:40:4175 blocked for more than 430 seconds. [ 1911.247311][ T29] Not tainted syzkaller #0 [ 1911.247340][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.247360][ T29] task:kworker/1:40 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.247424][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.247472][ T29] Call trace: [ 1911.247505][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.247588][ T29] r10:dfc21da4 r9:00000002 r8:60000013 r7:dfc21dac r6:82918014 r5:83fb3d40 [ 1911.247614][ T29] r4:83fb3d40 [ 1911.247632][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.247690][ T29] r5:83fb3d40 r4:82918010 [ 1911.247709][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.247809][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.247864][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e28 [ 1911.247875][ T29] r4:00000000 [ 1911.247919][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.247951][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.248020][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.248063][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e02e80 [ 1911.248132][ T29] r4:00000000 [ 1911.248142][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.248185][ T29] r9:83fb3d40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f04b000 [ 1911.248194][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.248227][ T29] r5:00001000 r4:e02e5000 [ 1911.248271][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.248313][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.248406][ T29] r5:86021394 r4:86021394 [ 1911.248416][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.248453][ T29] r7:ddde4d80 r6:8302ae00 r5:86021394 r4:85d02b80 [ 1911.248461][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.248499][ T29] r10:00000000 r9:85d02bb0 r8:83fb3d40 r7:82804d80 r6:ddde4da0 r5:ddde4d80 [ 1911.248546][ T29] r4:85d02b80 [ 1911.248556][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.248603][ T29] r10:00000000 r9:dfbfde88 r8:84dfd580 r7:85d02b80 r6:8027730c r5:83fb3d40 [ 1911.248614][ T29] r4:84da3dc0 [ 1911.248640][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.248686][ T29] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 1911.248705][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1911.248760][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.248779][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.248817][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:84da3dc0 [ 1911.249349][ T29] INFO: task kworker/1:40:4175 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.249373][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.249416][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.249445][ T29] Call trace: [ 1911.249459][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.249498][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.249508][ T29] r4:00000000 [ 1911.249517][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.249543][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.249560][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.249588][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.249605][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.249618][ T29] r5:80000013 r4:802387e8 [ 1911.249627][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.249662][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.249795][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.324302][ T29] r4:ea99dde0 [ 1911.324395][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.324545][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.324570][ T29] r4:00000000 [ 1911.324601][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.324682][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.324704][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.324767][ T29] r5:00001000 r4:e014b000 [ 1911.324786][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.324837][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.324892][ T29] r5:860a0b94 r4:860a0b94 [ 1911.324947][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.325030][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.325067][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.325182][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.325247][ T29] r4:85e2b280 [ 1911.325355][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.325433][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.325457][ T29] r4:85e202c0 [ 1911.325473][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.325575][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.325643][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.325679][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.325710][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.325746][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.333377][ T29] INFO: task kworker/0:255:4970 blocked for more than 430 seconds. [ 1911.333589][ T29] Not tainted syzkaller #0 [ 1911.333629][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.333687][ T29] task:kworker/0:255 state:D stack:0 pid:4970 tgid:4970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.333792][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.333925][ T29] Call trace: [ 1911.334047][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.334187][ T29] r10:eaa7dda4 r9:00000002 r8:60000113 r7:eaa7ddac r6:82918014 r5:85ec6200 [ 1911.334233][ T29] r4:85ec6200 [ 1911.334377][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.334448][ T29] r5:85ec6200 r4:82918010 [ 1911.334466][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.334597][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.334731][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de28 [ 1911.334806][ T29] r4:00000000 [ 1911.334834][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.334899][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.334965][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.335044][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86055e00 [ 1911.335070][ T29] r4:00000000 [ 1911.335088][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.335169][ T29] r9:85ec6200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f059000 [ 1911.335239][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.335311][ T29] r5:00001000 r4:eaab7000 [ 1911.335330][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.335382][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.335437][ T29] r5:86027b94 r4:86027b94 [ 1911.335456][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.335556][ T29] r7:dddd0d80 r6:8302b000 r5:86027b94 r4:84e33f00 [ 1911.335592][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.335677][ T29] r10:dddd0d80 r9:84e33f30 r8:85ec6200 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.335704][ T29] r4:84e33f00 [ 1911.335723][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.335807][ T29] r10:00000000 r9:ea99de88 r8:85e1ed80 r7:84e33f00 r6:8027730c r5:85ec6200 [ 1911.335836][ T29] r4:84e2be00 [ 1911.335857][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.335952][ T29] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1911.335995][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.336029][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.336060][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.336097][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:84e2be00 [ 1911.336877][ T29] INFO: task kworker/0:255:4970 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.336952][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.337077][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.337139][ T29] Call trace: [ 1911.337192][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.337272][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.337295][ T29] r4:00000000 [ 1911.337315][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.337370][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.337409][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.337447][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.337476][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.337530][ T29] r5:80000013 r4:802387e8 [ 1911.337588][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.337675][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.337757][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.337831][ T29] r4:ea99dde0 [ 1911.337859][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.337933][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.337959][ T29] r4:00000000 [ 1911.337983][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.338056][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.338191][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.338262][ T29] r5:00001000 r4:e014b000 [ 1911.338285][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.338334][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.338489][ T29] r5:860a0b94 r4:860a0b94 [ 1911.338515][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.338635][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.338690][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.338777][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.338799][ T29] r4:85e2b280 [ 1911.338817][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.338932][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.338965][ T29] r4:85e202c0 [ 1911.338983][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.339110][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.339219][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.339346][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.339392][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.339432][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.339475][ T29] INFO: task kworker/1:176:4972 blocked for more than 430 seconds. [ 1911.339516][ T29] Not tainted syzkaller #0 [ 1911.339544][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.339562][ T29] task:kworker/1:176 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.339777][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.405760][ T29] Call trace: [ 1911.405817][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.405963][ T29] r10:ea9fdda4 r9:00000002 r8:60000113 r7:ea9fddac r6:82918014 r5:860855c0 [ 1911.405995][ T29] r4:860855c0 [ 1911.406012][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.406066][ T29] r5:860855c0 r4:82918010 [ 1911.406083][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.406132][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.406200][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde28 [ 1911.406220][ T29] r4:00000000 [ 1911.406271][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.406378][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.406449][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.406521][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e2b0c0 [ 1911.406542][ T29] r4:00000000 [ 1911.406558][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.406636][ T29] r9:860855c0 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f055000 [ 1911.406668][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.406735][ T29] r5:00001000 r4:ea753000 [ 1911.406787][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.406876][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.406938][ T29] r5:860a1394 r4:860a1394 [ 1911.406955][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.407023][ T29] r7:ddde4d80 r6:8302ae00 r5:860a1394 r4:84e33f80 [ 1911.407078][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.407149][ T29] r10:00000000 r9:84e33fb0 r8:860855c0 r7:82804d80 r6:ddde4da0 r5:ddde4d80 [ 1911.407224][ T29] r4:84e33f80 [ 1911.407248][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.407345][ T29] r10:00000000 r9:dfb5de88 r8:85e1ec80 r7:84e33f80 r6:8027730c r5:860855c0 [ 1911.407370][ T29] r4:84e2b480 [ 1911.407387][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.407436][ T29] Exception stack(0xea9fdfb0 to 0xea9fdff8) [ 1911.407544][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.407806][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.407861][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.407903][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:84e2b480 [ 1911.408802][ T29] INFO: task kworker/1:176:4972 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.408849][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.408939][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.409134][ T29] Call trace: [ 1911.409185][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.409267][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.409288][ T29] r4:00000000 [ 1911.409364][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.409426][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.409460][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.409496][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.409575][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.409719][ T29] r5:80000013 r4:802387e8 [ 1911.409829][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.444064][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.444270][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.444321][ T29] r4:ea99dde0 [ 1911.444342][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.444456][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.444482][ T29] r4:00000000 [ 1911.444498][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.444574][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.444591][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.444700][ T29] r5:00001000 r4:e014b000 [ 1911.444725][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.444779][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.444836][ T29] r5:860a0b94 r4:860a0b94 [ 1911.444854][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.444926][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.444944][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.445009][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.445119][ T29] r4:85e2b280 [ 1911.445144][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.445258][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.445286][ T29] r4:85e202c0 [ 1911.445305][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.445356][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.445392][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.445424][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.445491][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.445582][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.472698][ T29] INFO: task kworker/0:256:4974 blocked for more than 430 seconds. [ 1911.472851][ T29] Not tainted syzkaller #0 [ 1911.472885][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.472908][ T29] task:kworker/0:256 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.472999][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.473193][ T29] Call trace: [ 1911.473256][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.473351][ T29] r10:eaaa5da4 r9:00000002 r8:60000113 r7:eaaa5dac r6:82918014 r5:86084980 [ 1911.473377][ T29] r4:86084980 [ 1911.473396][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.473457][ T29] r5:86084980 r4:82918010 [ 1911.473474][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.473584][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.473770][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e28 [ 1911.473809][ T29] r4:00000000 [ 1911.473828][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.473925][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.473994][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.474236][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e348c0 [ 1911.474269][ T29] r4:00000000 [ 1911.474288][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.474375][ T29] r9:86084980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f057000 [ 1911.474419][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.474534][ T29] r5:00001000 r4:ea7eb000 [ 1911.474558][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.474653][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.474728][ T29] r5:860a2394 r4:860a2394 [ 1911.474747][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.474825][ T29] r7:dddd0d80 r6:8302b000 r5:860a2394 r4:84e33e00 [ 1911.474919][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.475004][ T29] r10:dddd0d80 r9:84e33e30 r8:86084980 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.475032][ T29] r4:84e33e00 [ 1911.475102][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.475296][ T29] r10:00000000 r9:ea99de88 r8:84e33d00 r7:84e33e00 r6:8027730c r5:86084980 [ 1911.475328][ T29] r4:84e45740 [ 1911.475348][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.475404][ T29] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1911.475440][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1911.475602][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.475660][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.475703][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:84e45740 [ 1911.476746][ T29] INFO: task kworker/0:256:4974 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.476867][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.477016][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.477198][ T29] Call trace: [ 1911.477440][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.477528][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.477580][ T29] r4:00000000 [ 1911.477603][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.477672][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.477710][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.477860][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.477909][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.477936][ T29] r5:80000013 r4:802387e8 [ 1911.477953][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.478027][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.478106][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.478130][ T29] r4:ea99dde0 [ 1911.478147][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.478294][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.478371][ T29] r4:00000000 [ 1911.478397][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.478505][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.478528][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.478595][ T29] r5:00001000 r4:e014b000 [ 1911.478612][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.478732][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.478887][ T29] r5:860a0b94 r4:860a0b94 [ 1911.478955][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.479081][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.479184][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.479301][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.479323][ T29] r4:85e2b280 [ 1911.479341][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.479404][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.479427][ T29] r4:85e202c0 [ 1911.479487][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.479551][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.479586][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.479620][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.479784][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.528392][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.528494][ T29] INFO: task kworker/0:257:4977 blocked for more than 430 seconds. [ 1911.528544][ T29] Not tainted syzkaller #0 [ 1911.528569][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.528587][ T29] task:kworker/0:257 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.528726][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.528839][ T29] Call trace: [ 1911.528988][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.529084][ T29] r10:eaaa9da4 r9:00000002 r8:60000013 r7:eaaa9dac r6:82918014 r5:86083d40 [ 1911.529109][ T29] r4:86083d40 [ 1911.529125][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.529188][ T29] r5:86083d40 r4:82918010 [ 1911.529284][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.529352][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.529466][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e28 [ 1911.529491][ T29] r4:00000000 [ 1911.529506][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.529558][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.529634][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.546405][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e88440 [ 1911.546517][ T29] r4:00000000 [ 1911.546541][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.546674][ T29] r9:86083d40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f053000 [ 1911.546696][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.546761][ T29] r5:00001000 r4:e43db000 [ 1911.546778][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.546827][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.546878][ T29] r5:860a0394 r4:860a0394 [ 1911.546904][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.546979][ T29] r7:dddd0d80 r6:8302b000 r5:860a0394 r4:85e1eb80 [ 1911.547001][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.547075][ T29] r10:00000000 r9:85e1ebb0 r8:86083d40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.547095][ T29] r4:85e1eb80 [ 1911.547111][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.547181][ T29] r10:00000000 r9:eaaa5e88 r8:86051700 r7:85e1eb80 r6:8027730c r5:86083d40 [ 1911.547253][ T29] r4:85e200c0 [ 1911.547273][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.547325][ T29] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1911.547364][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1911.547399][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.547430][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.547468][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e200c0 [ 1911.548412][ T29] INFO: task kworker/0:257:4977 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.548511][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.548622][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.548691][ T29] Call trace: [ 1911.548881][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.548986][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.549007][ T29] r4:00000000 [ 1911.549060][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.549290][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.549350][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.549388][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.549423][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.549449][ T29] r5:80000013 r4:802387e8 [ 1911.549468][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.549596][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.549682][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.549749][ T29] r4:ea99dde0 [ 1911.557204][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.557431][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.557458][ T29] r4:00000000 [ 1911.557473][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.557551][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.557597][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.557675][ T29] r5:00001000 r4:e014b000 [ 1911.557691][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.557738][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.557792][ T29] r5:860a0b94 r4:860a0b94 [ 1911.557850][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.557979][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.558003][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.558113][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.558336][ T29] r4:85e2b280 [ 1911.558420][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.558511][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.558538][ T29] r4:85e202c0 [ 1911.558554][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.558655][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.558788][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.558832][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.558862][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.559178][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.559282][ T29] INFO: task kworker/0:258:4980 blocked for more than 430 seconds. [ 1911.559335][ T29] Not tainted syzkaller #0 [ 1911.559364][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.559382][ T29] task:kworker/0:258 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.559477][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.559530][ T29] Call trace: [ 1911.559559][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.559635][ T29] r10:eaaadda4 r9:00000002 r8:60000013 r7:eaaaddac r6:82918014 r5:86083100 [ 1911.559715][ T29] r4:86083100 [ 1911.574709][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.574982][ T29] r5:86083100 r4:82918010 [ 1911.575007][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.575067][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.575148][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade28 [ 1911.575230][ T29] r4:00000000 [ 1911.575279][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.575340][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.575433][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.575513][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86055a00 [ 1911.575556][ T29] r4:00000000 [ 1911.575576][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.575732][ T29] r9:86083100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f04b000 [ 1911.575761][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.575831][ T29] r5:00001000 r4:e01ef000 [ 1911.575847][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.575909][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.575969][ T29] r5:86027394 r4:86027394 [ 1911.575986][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.576057][ T29] r7:dddd0d80 r6:8302b000 r5:86027394 r4:86051600 [ 1911.576074][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.576164][ T29] r10:dddd0d80 r9:86051630 r8:86083100 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.576315][ T29] r4:86051600 [ 1911.576340][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.576416][ T29] r10:00000000 r9:eaa7de88 r8:86051580 r7:86051600 r6:8027730c r5:86083100 [ 1911.576438][ T29] r4:84e455c0 [ 1911.576455][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.576506][ T29] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1911.576544][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.576581][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.576655][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.576741][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:84e455c0 [ 1911.577642][ T29] INFO: task kworker/0:258:4980 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.577699][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.577854][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.577926][ T29] Call trace: [ 1911.577959][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.578059][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.578086][ T29] r4:00000000 [ 1911.578103][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.578154][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.578186][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.578219][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.578249][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.578277][ T29] r5:80000013 r4:802387e8 [ 1911.578297][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.578367][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.578597][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.578649][ T29] r4:ea99dde0 [ 1911.578735][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.578814][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.578837][ T29] r4:00000000 [ 1911.578898][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.578976][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.578995][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.579052][ T29] r5:00001000 r4:e014b000 [ 1911.579068][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.579114][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.579238][ T29] r5:860a0b94 r4:860a0b94 [ 1911.579350][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.579430][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.579453][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.579524][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.579549][ T29] r4:85e2b280 [ 1911.579566][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.579638][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.579669][ T29] r4:85e202c0 [ 1911.579689][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.579738][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.579854][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.622259][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.622357][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.622400][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.622486][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1911.622748][ T29] INFO: task kworker/0:259:4981 blocked for more than 430 seconds. [ 1911.622864][ T29] Not tainted syzkaller #0 [ 1911.622904][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.622966][ T29] task:kworker/0:259 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.623131][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.623601][ T29] Call trace: [ 1911.623750][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.623909][ T29] r10:eaab1da4 r9:00000002 r8:60000013 r7:eaab1dac r6:82918014 r5:860824c0 [ 1911.623949][ T29] r4:860824c0 [ 1911.623968][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.624072][ T29] r5:860824c0 r4:82918010 [ 1911.624105][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.624165][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.624238][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e28 [ 1911.624260][ T29] r4:00000000 [ 1911.624277][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.624323][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.624377][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.624554][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:860557c0 [ 1911.624665][ T29] r4:00000000 [ 1911.624795][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.624911][ T29] r9:860824c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f04f000 [ 1911.624936][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.624999][ T29] r5:00001000 r4:ea6ad000 [ 1911.625054][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.625110][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.625167][ T29] r5:86026394 r4:86026394 [ 1911.625388][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.625472][ T29] r7:dddd0d80 r6:8302b000 r5:86026394 r4:86051480 [ 1911.625493][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.625562][ T29] r10:dddd0d80 r9:860514b0 r8:860824c0 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.625581][ T29] r4:86051480 [ 1911.625596][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.625930][ T29] r10:00000000 r9:eaaade88 r8:86051400 r7:86051480 r6:8027730c r5:860824c0 [ 1911.625965][ T29] r4:84e455c0 [ 1911.625984][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.626042][ T29] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1911.626134][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1911.626189][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.626222][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.626260][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:84e455c0 [ 1911.627249][ T29] INFO: task kworker/0:259:4981 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.627511][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.627661][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.627853][ T29] Call trace: [ 1911.627898][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.627971][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.628206][ T29] r4:00000000 [ 1911.628235][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.628292][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.628326][ T29] dd40: daa89000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.628360][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.628388][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.628652][ T29] r5:80000013 r4:802387e8 [ 1911.628782][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.628856][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.628937][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.628960][ T29] r4:ea99dde0 [ 1911.628977][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.629044][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.629063][ T29] r4:00000000 [ 1911.629078][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.629143][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.629159][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.629213][ T29] r5:00001000 r4:e014b000 [ 1911.629231][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.629325][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.629620][ T29] r5:860a0b94 r4:860a0b94 [ 1911.629661][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.629828][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.716059][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.716288][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.716338][ T29] r4:85e2b280 [ 1911.716361][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.716440][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.716465][ T29] r4:85e202c0 [ 1911.716486][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.716539][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.716652][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.716714][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.716750][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.716789][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.716816][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1911.716853][ T29] INFO: task kworker/0:260:4985 blocked for more than 430 seconds. [ 1911.716907][ T29] Not tainted syzkaller #0 [ 1911.716934][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.716950][ T29] task:kworker/0:260 state:D stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.717090][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.717144][ T29] Call trace: [ 1911.717246][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.717422][ T29] r10:ea9c1da4 r9:00000002 r8:60000113 r7:ea9c1dac r6:82918014 r5:86080000 [ 1911.717450][ T29] r4:86080000 [ 1911.717639][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.717852][ T29] r5:86080000 r4:82918010 [ 1911.717902][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.717967][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.718040][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e28 [ 1911.718060][ T29] r4:00000000 [ 1911.718074][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.718123][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.718179][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.718249][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86055b00 [ 1911.718408][ T29] r4:00000000 [ 1911.718658][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.718989][ T29] r9:86080000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f049000 [ 1911.719019][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.719084][ T29] r5:00001000 r4:dfc2b000 [ 1911.719101][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.719150][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.719246][ T29] r5:86026b94 r4:86026b94 [ 1911.719265][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.719331][ T29] r7:dddd0d80 r6:8302b000 r5:86026b94 r4:85e1eb00 [ 1911.719347][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.719545][ T29] r10:00000000 r9:85e1eb30 r8:86080000 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.719597][ T29] r4:85e1eb00 [ 1911.719620][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.752443][ T29] r10:00000000 r9:eaaade88 r8:86051280 r7:85e1eb00 r6:8027730c r5:86080000 [ 1911.752529][ T29] r4:84e36b00 [ 1911.752570][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.752679][ T29] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1911.752722][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1911.752760][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.752792][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.752829][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:84e36b00 [ 1911.753740][ T29] INFO: task kworker/0:260:4985 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.753793][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.753901][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.753965][ T29] Call trace: [ 1911.754079][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.754214][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.754244][ T29] r4:00000000 [ 1911.754265][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.754323][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.754361][ T29] dd40: dad29000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.754399][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.754429][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.754532][ T29] r5:80000013 r4:802387e8 [ 1911.754556][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.754629][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.754706][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.754751][ T29] r4:ea99dde0 [ 1911.754776][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.754847][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.754870][ T29] r4:00000000 [ 1911.754896][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.754981][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.755000][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.755057][ T29] r5:00001000 r4:e014b000 [ 1911.755073][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.755118][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.755172][ T29] r5:860a0b94 r4:860a0b94 [ 1911.755266][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.755342][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.755362][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.755430][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.755450][ T29] r4:85e2b280 [ 1911.755466][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.755534][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.755557][ T29] r4:85e202c0 [ 1911.755572][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.755680][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.755716][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.755754][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.755790][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.755886][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.756010][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1911.792415][ T29] INFO: task kworker/0:261:4988 blocked for more than 430 seconds. [ 1911.795164][ T29] Not tainted syzkaller #0 [ 1911.795420][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.795458][ T29] task:kworker/0:261 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.795614][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.795711][ T29] Call trace: [ 1911.795746][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.795860][ T29] r10:eaaa1da4 r9:00000002 r8:60000113 r7:eaaa1dac r6:82918014 r5:86036e40 [ 1911.795916][ T29] r4:86036e40 [ 1911.795974][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.796040][ T29] r5:86036e40 r4:82918010 [ 1911.796058][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.796135][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.796217][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e28 [ 1911.796280][ T29] r4:00000000 [ 1911.796347][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.796407][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.796468][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.796542][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e2d0c0 [ 1911.796563][ T29] r4:00000000 [ 1911.796579][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.796658][ T29] r9:86036e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f04d000 [ 1911.796738][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.796842][ T29] r5:00001000 r4:ea523000 [ 1911.796866][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.796927][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.796983][ T29] r5:86025b94 r4:86025b94 [ 1911.797000][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.797072][ T29] r7:dddd0d80 r6:8302b000 r5:86025b94 r4:86051000 [ 1911.797093][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.797159][ T29] r10:dddd0d80 r9:86051030 r8:86036e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.797180][ T29] r4:86051000 [ 1911.797197][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.797272][ T29] r10:00000000 r9:eaab1e88 r8:86051100 r7:86051000 r6:8027730c r5:86036e40 [ 1911.797297][ T29] r4:85e2d0c0 [ 1911.797340][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.797397][ T29] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) [ 1911.797427][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1911.797499][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.797534][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.797611][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e2d0c0 [ 1911.798634][ T29] INFO: task kworker/0:261:4988 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.798691][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.798887][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.798961][ T29] Call trace: [ 1911.798990][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.799068][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.799092][ T29] r4:00000000 [ 1911.799109][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.799226][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.799372][ T29] dd40: dafc8000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.799433][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.799473][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.799541][ T29] r5:80000013 r4:802387e8 [ 1911.799728][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.835440][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.838421][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.838496][ T29] r4:ea99dde0 [ 1911.838519][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.838633][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.838702][ T29] r4:00000000 [ 1911.838728][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.838831][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.838854][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.838948][ T29] r5:00001000 r4:e014b000 [ 1911.838970][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.839060][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.839145][ T29] r5:860a0b94 r4:860a0b94 [ 1911.839167][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.839270][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.839327][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.839406][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.839461][ T29] r4:85e2b280 [ 1911.839484][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.839717][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.886469][ T29] r4:85e202c0 [ 1911.886672][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.886799][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.886840][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.886990][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.887037][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.887155][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.887189][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1911.887287][ T29] INFO: task kworker/0:262:4990 blocked for more than 430 seconds. [ 1911.887430][ T29] Not tainted syzkaller #0 [ 1911.887466][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.887486][ T29] task:kworker/0:262 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.887573][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.887631][ T29] Call trace: [ 1911.887700][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.887796][ T29] r10:ea9d1da4 r9:00000002 r8:60000013 r7:ea9d1dac r6:82918014 r5:86034980 [ 1911.887824][ T29] r4:86034980 [ 1911.887872][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.887939][ T29] r5:86034980 r4:82918010 [ 1911.887955][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.888050][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.888127][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e28 [ 1911.888148][ T29] r4:00000000 [ 1911.888164][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.888215][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.888312][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.888472][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86043f00 [ 1911.888607][ T29] r4:00000000 [ 1911.888644][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.888774][ T29] r9:86034980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f055000 [ 1911.888802][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.888882][ T29] r5:00001000 r4:e840f000 [ 1911.888904][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.889128][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.889262][ T29] r5:86023394 r4:86023394 [ 1911.889287][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.889405][ T29] r7:dddd0d80 r6:8302b000 r5:86023394 r4:86050f00 [ 1911.889430][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.889506][ T29] r10:dddd0d80 r9:86050f30 r8:86034980 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.889529][ T29] r4:86050f00 [ 1911.889545][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.889644][ T29] r10:00000000 r9:eaab1e88 r8:86050e80 r7:86050f00 r6:8027730c r5:86034980 [ 1911.889671][ T29] r4:85e31240 [ 1911.889688][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.901003][ T29] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1911.901143][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1911.901187][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.901224][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.901315][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e31240 [ 1911.902265][ T29] INFO: task kworker/0:262:4990 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.902339][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.902458][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.902582][ T29] Call trace: [ 1911.902618][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.902722][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.902761][ T29] r4:00000000 [ 1911.902782][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.902846][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.902886][ T29] dd40: dba13000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.902958][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.902996][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.903024][ T29] r5:80000013 r4:802387e8 [ 1911.903043][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.903158][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.903262][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.903316][ T29] r4:ea99dde0 [ 1911.903386][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.903460][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.903519][ T29] r4:00000000 [ 1911.903541][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.903617][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.903637][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.903715][ T29] r5:00001000 r4:e014b000 [ 1911.903732][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.903805][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.903866][ T29] r5:860a0b94 r4:860a0b94 [ 1911.903888][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.903960][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.904023][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.904101][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.904121][ T29] r4:85e2b280 [ 1911.904175][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.904250][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.904272][ T29] r4:85e202c0 [ 1911.904287][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.904363][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.904414][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.904484][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.904520][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.904573][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.904600][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1911.923484][ T29] INFO: task kworker/0:263:4991 blocked for more than 431 seconds. [ 1911.923629][ T29] Not tainted syzkaller #0 [ 1911.923670][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.923689][ T29] task:kworker/0:263 state:D stack:0 pid:4991 tgid:4991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.923929][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.924018][ T29] Call trace: [ 1911.924127][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.924227][ T29] r10:eaab5da4 r9:00000002 r8:60000113 r7:eaab5dac r6:82918014 r5:860355c0 [ 1911.924250][ T29] r4:860355c0 [ 1911.924269][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.924327][ T29] r5:860355c0 r4:82918010 [ 1911.924382][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.924443][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.924512][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab5e28 [ 1911.924571][ T29] r4:00000000 [ 1911.924592][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.924758][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.924829][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.924926][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:860555c0 [ 1911.924964][ T29] r4:00000000 [ 1911.924983][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.925066][ T29] r9:860355c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f045000 [ 1911.925086][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.925145][ T29] r5:00001000 r4:df995000 [ 1911.925199][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.925284][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.925347][ T29] r5:86025394 r4:86025394 [ 1911.925461][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.925536][ T29] r7:dddd0d80 r6:8302b000 r5:86025394 r4:86050d00 [ 1911.925553][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.925616][ T29] r10:00000000 r9:86050d30 r8:860355c0 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.925636][ T29] r4:86050d00 [ 1911.925687][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.925759][ T29] r10:00000000 r9:ea9d1e88 r8:86050f80 r7:86050d00 r6:8027730c r5:860355c0 [ 1911.925779][ T29] r4:85e24300 [ 1911.925794][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.925864][ T29] Exception stack(0xeaab5fb0 to 0xeaab5ff8) [ 1911.925940][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1911.925976][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.926004][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.926037][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e24300 [ 1911.926952][ T29] INFO: task kworker/0:263:4991 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.926999][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.927088][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.927148][ T29] Call trace: [ 1911.927178][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.927295][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.927357][ T29] r4:00000000 [ 1911.927380][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.927503][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.927542][ T29] dd40: dba13000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.927575][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.927601][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.927659][ T29] r5:80000013 r4:802387e8 [ 1911.927681][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.927750][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.927851][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.927880][ T29] r4:ea99dde0 [ 1911.927901][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.927973][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.927991][ T29] r4:00000000 [ 1911.928040][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.928115][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.928169][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.928269][ T29] r5:00001000 r4:e014b000 [ 1911.928313][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.928380][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.928438][ T29] r5:860a0b94 r4:860a0b94 [ 1911.928457][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.928523][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.928542][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.928608][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.928628][ T29] r4:85e2b280 [ 1911.928724][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.928802][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.928822][ T29] r4:85e202c0 [ 1911.928839][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.928885][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.928926][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.928961][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.928991][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.929207][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.969244][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1911.969342][ T29] INFO: task kworker/0:264:4994 blocked for more than 431 seconds. [ 1911.969414][ T29] Not tainted syzkaller #0 [ 1911.969442][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.969461][ T29] task:kworker/0:264 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.969555][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.969718][ T29] Call trace: [ 1911.980821][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.981039][ T29] r10:ea9d5da4 r9:00000002 r8:60000113 r7:ea9d5dac r6:82918014 r5:860324c0 [ 1911.981064][ T29] r4:860324c0 [ 1911.981081][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.981141][ T29] r5:860324c0 r4:82918010 [ 1911.981155][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.981210][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.981274][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e28 [ 1911.981297][ T29] r4:00000000 [ 1911.981312][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.981392][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.981459][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.981529][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86055180 [ 1911.981575][ T29] r4:00000000 [ 1911.981598][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.981685][ T29] r9:860324c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f053000 [ 1911.981709][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.981770][ T29] r5:00001000 r4:e0145000 [ 1911.981813][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.981922][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.994461][ T29] r5:86023b94 r4:86023b94 [ 1911.994522][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.994840][ T29] r7:dddd0d80 r6:8302b000 r5:86023b94 r4:86050c00 [ 1911.994871][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.994968][ T29] r10:dddd0d80 r9:86050c30 r8:860324c0 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.994994][ T29] r4:86050c00 [ 1911.995010][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.995073][ T29] r10:00000000 r9:ea9d1e88 r8:86050b80 r7:86050c00 r6:8027730c r5:860324c0 [ 1911.995086][ T29] r4:86055c80 [ 1911.995095][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.995154][ T29] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1911.995180][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1911.995293][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.995375][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.995416][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:86055c80 [ 1911.996093][ T29] INFO: task kworker/0:264:4994 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.996123][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.996369][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.996432][ T29] Call trace: [ 1911.996448][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1911.996495][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1911.996507][ T29] r4:00000000 [ 1911.996515][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1911.996544][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1911.996564][ T29] dd40: dba13000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1911.996583][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1911.996599][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1911.996613][ T29] r5:80000013 r4:802387e8 [ 1911.996622][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1911.996666][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1911.996710][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1911.996721][ T29] r4:ea99dde0 [ 1911.996729][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.996770][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1911.996781][ T29] r4:00000000 [ 1911.996859][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.996916][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.996970][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.997108][ T29] r5:00001000 r4:e014b000 [ 1911.997219][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.997332][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.997517][ T29] r5:860a0b94 r4:860a0b94 [ 1911.997533][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.997576][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1911.997586][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.997627][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.997639][ T29] r4:85e2b280 [ 1911.997651][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.997691][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1911.997702][ T29] r4:85e202c0 [ 1911.997710][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.997738][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1911.997774][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.997809][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.997842][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.997868][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1911.997917][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1911.997942][ T29] INFO: task kworker/0:265:4996 blocked for more than 431 seconds. [ 1911.997972][ T29] Not tainted syzkaller #0 [ 1911.997986][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1911.997994][ T29] task:kworker/0:265 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.998025][ T29] Workqueue: events bpf_prog_free_deferred [ 1911.998066][ T29] Call trace: [ 1911.998097][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1911.998135][ T29] r10:ea9ddda4 r9:00000002 r8:60000113 r7:ea9dddac r6:82918014 r5:86031880 [ 1911.998145][ T29] r4:86031880 [ 1911.998193][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1911.998225][ T29] r5:86031880 r4:82918010 [ 1911.998233][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1911.998261][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1911.998300][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9dde28 [ 1911.998311][ T29] r4:00000000 [ 1911.998319][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1911.998345][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1911.998372][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1911.998423][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:860552c0 [ 1911.998435][ T29] r4:00000000 [ 1911.998443][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1911.998482][ T29] r9:86031880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1911.998514][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1911.998561][ T29] r5:00001000 r4:dfb31000 [ 1911.998571][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1911.998596][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1911.998624][ T29] r5:86024394 r4:86024394 [ 1911.998632][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1911.998668][ T29] r7:dddd0d80 r6:8302b000 r5:86024394 r4:86050a00 [ 1911.998678][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1911.998714][ T29] r10:00000000 r9:86050a30 r8:86031880 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1911.998725][ T29] r4:86050a00 [ 1911.998732][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1911.998767][ T29] r10:00000000 r9:ea9d1e88 r8:86050980 r7:86050a00 r6:8027730c r5:86031880 [ 1911.998777][ T29] r4:86055480 [ 1911.998785][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1911.998808][ T29] Exception stack(0xea9ddfb0 to 0xea9ddff8) [ 1911.998823][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1911.998845][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1911.998862][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1911.998922][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:86055480 [ 1911.999491][ T29] INFO: task kworker/0:265:4996 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1911.999522][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1911.999684][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.040540][ T29] Call trace: [ 1912.040643][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1912.040738][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1912.040758][ T29] r4:00000000 [ 1912.040777][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1912.040840][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1912.040865][ T29] dd40: dba13000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1912.040883][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1912.040900][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1912.040914][ T29] r5:80000013 r4:802387e8 [ 1912.040922][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1912.040960][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1912.040998][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1912.041008][ T29] r4:ea99dde0 [ 1912.041016][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.041053][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1912.041063][ T29] r4:00000000 [ 1912.041070][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.041112][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1912.041120][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.041152][ T29] r5:00001000 r4:e014b000 [ 1912.041160][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.041183][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.041211][ T29] r5:860a0b94 r4:860a0b94 [ 1912.041219][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.041254][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1912.041262][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.041323][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.041347][ T29] r4:85e2b280 [ 1912.041367][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.041444][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1912.041457][ T29] r4:85e202c0 [ 1912.041464][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.041489][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1912.041504][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1912.041527][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.041560][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.041598][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1912.041641][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1912.041724][ T29] INFO: task kworker/0:267:5000 blocked for more than 431 seconds. [ 1912.041752][ T29] Not tainted syzkaller #0 [ 1912.041767][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1912.041776][ T29] task:kworker/0:267 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1912.041831][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.041862][ T29] Call trace: [ 1912.041877][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1912.041918][ T29] r10:ea9f9da4 r9:00000002 r8:60000013 r7:ea9f9dac r6:82918014 r5:860b3100 [ 1912.041929][ T29] r4:860b3100 [ 1912.041937][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1912.042074][ T29] r5:860b3100 r4:82918010 [ 1912.042102][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1912.049622][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1912.050223][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f9e28 [ 1912.050253][ T29] r4:00000000 [ 1912.050263][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1912.050304][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1912.050358][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.050416][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86055940 [ 1912.050427][ T29] r4:00000000 [ 1912.050435][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.050476][ T29] r9:860b3100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f057000 [ 1912.050485][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.050517][ T29] r5:00001000 r4:ea771000 [ 1912.050525][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.050549][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.050580][ T29] r5:86022b94 r4:86022b94 [ 1912.050590][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.050626][ T29] r7:dddd0d80 r6:8302b000 r5:86022b94 r4:86050700 [ 1912.050634][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.050670][ T29] r10:dddd0d80 r9:86050730 r8:860b3100 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.050681][ T29] r4:86050700 [ 1912.050689][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.050744][ T29] r10:00000000 r9:ea9d9e88 r8:86050680 r7:86050700 r6:8027730c r5:860b3100 [ 1912.051113][ T29] r4:8603fec0 [ 1912.051124][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.051153][ T29] Exception stack(0xea9f9fb0 to 0xea9f9ff8) [ 1912.051173][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1912.051191][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.051256][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.051476][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:8603fec0 [ 1912.052148][ T29] INFO: task kworker/0:267:5000 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1912.052198][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1912.052293][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.052367][ T29] Call trace: [ 1912.052418][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1912.052463][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1912.052480][ T29] r4:00000000 [ 1912.052493][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1912.052521][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1912.052607][ T29] dd40: dba13000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1912.052629][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1912.052667][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1912.052682][ T29] r5:80000013 r4:802387e8 [ 1912.052690][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1912.052728][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1912.052766][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1912.052779][ T29] r4:ea99dde0 [ 1912.052797][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.052877][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1912.052993][ T29] r4:00000000 [ 1912.053473][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.053527][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1912.053537][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.053575][ T29] r5:00001000 r4:e014b000 [ 1912.053602][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.053631][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.053659][ T29] r5:860a0b94 r4:860a0b94 [ 1912.053667][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.053703][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1912.053712][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.053749][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.053821][ T29] r4:85e2b280 [ 1912.053963][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.054094][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1912.054120][ T29] r4:85e202c0 [ 1912.054237][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.054322][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1912.054355][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1912.054455][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.054475][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.054494][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1912.054828][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1912.054853][ T29] INFO: task kworker/0:268:5001 blocked for more than 431 seconds. [ 1912.054879][ T29] Not tainted syzkaller #0 [ 1912.054893][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1912.054902][ T29] task:kworker/0:268 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1912.054934][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.054977][ T29] Call trace: [ 1912.055011][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1912.055054][ T29] r10:ea9e5da4 r9:00000002 r8:60000013 r7:ea9e5dac r6:82918014 r5:86033d40 [ 1912.055104][ T29] r4:86033d40 [ 1912.055115][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1912.055150][ T29] r5:86033d40 r4:82918010 [ 1912.055158][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1912.055188][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1912.055275][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e28 [ 1912.055286][ T29] r4:00000000 [ 1912.055294][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1912.055320][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1912.055347][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.055391][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86043c80 [ 1912.055401][ T29] r4:00000000 [ 1912.055409][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.055449][ T29] r9:86033d40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f059000 [ 1912.055508][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.055645][ T29] r5:00001000 r4:ea83b000 [ 1912.092225][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.092402][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.092449][ T29] r5:86022394 r4:86022394 [ 1912.092460][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.092500][ T29] r7:dddd0d80 r6:8302b000 r5:86022394 r4:86050a80 [ 1912.092527][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.092574][ T29] r10:00000000 r9:86050ab0 r8:86033d40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.092586][ T29] r4:86050a80 [ 1912.092595][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.092759][ T29] r10:00000000 r9:ea9f9e88 r8:86050580 r7:86050a80 r6:8027730c r5:86033d40 [ 1912.092830][ T29] r4:8603fec0 [ 1912.092847][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.092899][ T29] Exception stack(0xea9e5fb0 to 0xea9e5ff8) [ 1912.092925][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1912.092945][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.092962][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.092983][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:8603fec0 [ 1912.093595][ T29] INFO: task kworker/0:268:5001 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1912.093685][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1912.093793][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.094036][ T29] Call trace: [ 1912.094061][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1912.094150][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1912.094163][ T29] r4:00000000 [ 1912.094172][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1912.094201][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1912.094238][ T29] dd40: dba13000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1912.094403][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1912.094421][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1912.094435][ T29] r5:80000013 r4:802387e8 [ 1912.094443][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1912.094483][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1912.094523][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1912.094540][ T29] r4:ea99dde0 [ 1912.094549][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.094605][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1912.094617][ T29] r4:00000000 [ 1912.094626][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.094793][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1912.094805][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.094837][ T29] r5:00001000 r4:e014b000 [ 1912.094845][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.094870][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.094904][ T29] r5:860a0b94 r4:860a0b94 [ 1912.094913][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.094950][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1912.094987][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.095031][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.095042][ T29] r4:85e2b280 [ 1912.095050][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.095101][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1912.095125][ T29] r4:85e202c0 [ 1912.095139][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.095226][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1912.095375][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1912.095396][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.095412][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.095575][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1912.095619][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1912.095688][ T29] INFO: task kworker/0:270:5005 blocked for more than 431 seconds. [ 1912.095770][ T29] Not tainted syzkaller #0 [ 1912.095785][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1912.095884][ T29] task:kworker/0:270 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1912.096299][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.096324][ T29] Call trace: [ 1912.096564][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1912.096648][ T29] r10:eaa05da4 r9:00000002 r8:60000013 r7:eaa05dac r6:82918014 r5:860b0c40 [ 1912.096846][ T29] r4:860b0c40 [ 1912.096971][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1912.097041][ T29] r5:860b0c40 r4:82918010 [ 1912.097058][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1912.097112][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1912.097267][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e28 [ 1912.097368][ T29] r4:00000000 [ 1912.097512][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1912.097572][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1912.097623][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.097696][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e2b800 [ 1912.097716][ T29] r4:00000000 [ 1912.097731][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.097808][ T29] r9:860b0c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1912.097826][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.097886][ T29] r5:00001000 r4:eaa17000 [ 1912.097918][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.097969][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.098078][ T29] r5:85d76394 r4:85d76394 [ 1912.098216][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.098328][ T29] r7:dddd0d80 r6:8302b000 r5:85d76394 r4:86050200 [ 1912.098349][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.098421][ T29] r10:00000000 r9:86050230 r8:860b0c40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.098448][ T29] r4:86050200 [ 1912.098467][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.098546][ T29] r10:00000000 r9:ea9d9e88 r8:86050180 r7:86050200 r6:8027730c r5:860b0c40 [ 1912.098633][ T29] r4:86043ac0 [ 1912.098673][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.098888][ T29] Exception stack(0xeaa05fb0 to 0xeaa05ff8) [ 1912.098959][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1912.098984][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.098999][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.099019][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:86043ac0 [ 1912.099801][ T29] INFO: task kworker/0:270:5005 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1912.129132][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1912.129289][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.129344][ T29] Call trace: [ 1912.129360][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1912.129410][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1912.129422][ T29] r4:00000000 [ 1912.129431][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1912.129459][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1912.129478][ T29] dd40: dba13000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1912.129576][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1912.129726][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1912.154645][ T29] r5:80000013 r4:802387e8 [ 1912.154995][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1912.155260][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1912.155327][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1912.155339][ T29] r4:ea99dde0 [ 1912.155347][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.155389][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1912.155422][ T29] r4:00000000 [ 1912.155434][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.155477][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1912.155504][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.155557][ T29] r5:00001000 r4:e014b000 [ 1912.155567][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.155592][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.155619][ T29] r5:860a0b94 r4:860a0b94 [ 1912.155627][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.155676][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1912.155695][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.155783][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.155816][ T29] r4:85e2b280 [ 1912.155833][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.155874][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1912.155884][ T29] r4:85e202c0 [ 1912.155892][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.155925][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1912.155947][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1912.155963][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.155978][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.155997][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1912.156018][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1912.170427][ T29] INFO: task kworker/1:178:5011 blocked for more than 431 seconds. [ 1912.170517][ T29] Not tainted syzkaller #0 [ 1912.170533][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1912.170542][ T29] task:kworker/1:178 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1912.170597][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.170687][ T29] Call trace: [ 1912.170753][ T29] [<81aea82c>] (__schedule) from [<81aebc40>] (schedule+0x2c/0x134) [ 1912.170806][ T29] r10:eaa45da4 r9:00000002 r8:60000113 r7:eaa45dac r6:82918014 r5:86033100 [ 1912.170818][ T29] r4:86033100 [ 1912.170826][ T29] [<81aebc14>] (schedule) from [<81aebdcc>] (schedule_preempt_disabled+0x18/0x24) [ 1912.170856][ T29] r5:86033100 r4:82918010 [ 1912.170864][ T29] [<81aebdb4>] (schedule_preempt_disabled) from [<81aeed14>] (__mutex_lock.constprop.0+0x480/0x9cc) [ 1912.170892][ T29] [<81aee894>] (__mutex_lock.constprop.0) from [<81aef334>] (__mutex_lock_slowpath+0x14/0x18) [ 1912.170937][ T29] r10:8280c82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e28 [ 1912.170946][ T29] r4:00000000 [ 1912.170954][ T29] [<81aef320>] (__mutex_lock_slowpath) from [<81aef374>] (mutex_lock+0x3c/0x40) [ 1912.170979][ T29] [<81aef338>] (mutex_lock) from [<804fd9cc>] (_vm_unmap_aliases+0x5c/0x238) [ 1912.171009][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.171045][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e88180 [ 1912.171055][ T29] r4:00000000 [ 1912.171063][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.171105][ T29] r9:86033100 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f04f000 [ 1912.171114][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.171144][ T29] r5:00001000 r4:ea975000 [ 1912.171152][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.171175][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.171252][ T29] r5:85fc9394 r4:85fc9394 [ 1912.171263][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.171301][ T29] r7:ddde4d80 r6:8302ae00 r5:85fc9394 r4:86050c80 [ 1912.171309][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.171345][ T29] r10:ddde4d80 r9:86050cb0 r8:86033100 r7:82804d80 r6:ddde4da0 r5:ddde4d80 [ 1912.171355][ T29] r4:86050c80 [ 1912.171363][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.171399][ T29] r10:00000000 r9:ea9a9e88 r8:86050d80 r7:86050c80 r6:8027730c r5:86033100 [ 1912.171447][ T29] r4:85e02dc0 [ 1912.171455][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.171481][ T29] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 1912.171497][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1912.171514][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.171530][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.171549][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e02dc0 [ 1912.172494][ T29] INFO: task kworker/1:178:5011 is blocked on a mutex likely owned by task kworker/0:250:4958. [ 1912.172569][ T29] task:kworker/0:250 state:R running task stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1912.172686][ T29] Workqueue: events bpf_prog_free_deferred [ 1912.172747][ T29] Call trace: [ 1912.172823][ T29] [<81aea82c>] (__schedule) from [<81aec078>] (preempt_schedule_irq+0x40/0xa8) [ 1912.172915][ T29] r10:8280c880 r9:86086e40 r8:80200c04 r7:ea99dd7c r6:ffffffff r5:86086e40 [ 1912.172998][ T29] r4:00000000 [ 1912.173023][ T29] [<81aec038>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1912.173079][ T29] Exception stack(0xea99dd48 to 0xea99dd90) [ 1912.173114][ T29] dd40: dba13000 eaf19000 00000000 802387d0 82ad3620 82ad4264 [ 1912.173147][ T29] dd60: 7f047000 eaf19000 00000000 00000001 8280c880 ea99ddbc eaf19000 ea99dd98 [ 1912.173215][ T29] dd80: 8022f700 802387e8 80000013 ffffffff [ 1912.173253][ T29] r5:80000013 r4:802387e8 [ 1912.173271][ T29] [<8022f6a0>] (flush_tlb_kernel_range) from [<804fd77c>] (__purge_vmap_area_lazy+0x298/0x48c) [ 1912.173348][ T29] [<804fd4e4>] (__purge_vmap_area_lazy) from [<804fdb58>] (_vm_unmap_aliases+0x1e8/0x238) [ 1912.173422][ T29] r10:00000000 r9:ea99dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ea99de28 [ 1912.173443][ T29] r4:ea99dde0 [ 1912.173499][ T29] [<804fd970>] (_vm_unmap_aliases) from [<805017c4>] (vfree+0x16c/0x210) [ 1912.173621][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e884c0 [ 1912.173661][ T29] r4:00000000 [ 1912.173739][ T29] [<80501658>] (vfree) from [<8056f950>] (execmem_free+0x30/0x50) [ 1912.173820][ T29] r9:86086e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f051000 [ 1912.173838][ T29] [<8056f920>] (execmem_free) from [<803cf290>] (bpf_jit_free_exec+0x10/0x14) [ 1912.173906][ T29] r5:00001000 r4:e014b000 [ 1912.173938][ T29] [<803cf280>] (bpf_jit_free_exec) from [<803cf670>] (bpf_jit_free+0x64/0xe0) [ 1912.173991][ T29] [<803cf60c>] (bpf_jit_free) from [<803d0684>] (bpf_prog_free_deferred+0x148/0x160) [ 1912.174086][ T29] r5:860a0b94 r4:860a0b94 [ 1912.174107][ T29] [<803d053c>] (bpf_prog_free_deferred) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.174175][ T29] r7:dddd0d80 r6:8302b000 r5:860a0b94 r4:85e2b280 [ 1912.174318][ T29] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.174435][ T29] r10:dddd0d80 r9:85e2b2b0 r8:86086e40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.174461][ T29] r4:85e2b280 [ 1912.174528][ T29] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.174711][ T29] r10:00000000 r9:ea96de88 r8:85e2b200 r7:85e2b280 r6:8027730c r5:86086e40 [ 1912.174739][ T29] r4:85e202c0 [ 1912.174795][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.174937][ T29] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1912.174980][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1912.175017][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.175100][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.175437][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85e202c0 [ 1912.175471][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1912.212229][ T29] NMI backtrace for cpu 1 [ 1912.213153][ T29] CPU: 1 UID: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1912.213641][ T29] Hardware name: ARM-Versatile Express [ 1912.214408][ T29] Call trace: [ 1912.214972][ T29] [<80201a14>] (dump_backtrace) from [<80201b08>] (show_stack+0x18/0x1c) [ 1912.215470][ T29] r7:60000193 r6:60000193 r5:822a8844 r4:00000000 [ 1912.215981][ T29] [<80201af0>] (show_stack) from [<8021e410>] (dump_stack_lvl+0x5c/0x70) [ 1912.216168][ T29] [<8021e3b4>] (dump_stack_lvl) from [<8021e43c>] (dump_stack+0x18/0x1c) [ 1912.216453][ T29] r7:00000000 r6:00000113 r5:00000001 r4:00000001 [ 1912.216478][ T29] [<8021e424>] (dump_stack) from [<81ad425c>] (nmi_cpu_backtrace+0x150/0x170) [ 1912.216683][ T29] [<81ad410c>] (nmi_cpu_backtrace) from [<81ad43ac>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1912.217147][ T29] r7:00000001 r6:8280c550 r5:8281afb8 r4:ffffffff [ 1912.217170][ T29] [<81ad427c>] (nmi_trigger_cpumask_backtrace) from [<8022f124>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1912.217479][ T29] r9:82ac7834 r8:8280c6d8 r7:000275b6 r6:860338e8 r5:82804d80 r4:00000048 [ 1912.218031][ T29] [<8022f10c>] (arch_trigger_cpumask_backtrace) from [<81adbe9c>] (sys_info+0x68/0xa8) [ 1912.218355][ T29] [<81adbe34>] (sys_info) from [<80385278>] (watchdog+0x59c/0x8d8) [ 1912.218617][ T29] r5:82804d80 r4:83fe6314 [ 1912.218640][ T29] [<80384cdc>] (watchdog) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.219050][ T29] r10:00000000 r9:df819e60 r8:83103500 r7:00000000 r6:80384cdc r5:831f8000 [ 1912.219472][ T29] r4:838808c0 [ 1912.219497][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.219557][ T29] Exception stack(0xdf8d5fb0 to 0xdf8d5ff8) [ 1912.219638][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1912.219748][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.219800][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.219945][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:838808c0 [ 1912.221751][ T29] Sending NMI from CPU 1 to CPUs 0: [ 1912.222427][ C0] NMI backtrace for cpu 0 [ 1912.222770][ C0] CPU: 0 UID: 0 PID: 4518 Comm: kworker/0:100 Not tainted syzkaller #0 PREEMPT [ 1912.222873][ C0] Hardware name: ARM-Versatile Express [ 1912.222911][ C0] Workqueue: events nsim_dev_hwstats_traffic_work [ 1912.223068][ C0] PC is at queue_delayed_work_on+0x70/0x74 [ 1912.223150][ C0] LR is at _raw_spin_unlock_irqrestore+0x30/0x54 [ 1912.223260][ C0] pc : [<80275cc4>] lr : [<81af4d28>] psr: 60000113 [ 1912.223304][ C0] sp : e8461ea8 ip : e8461e18 fp : e8461ecc [ 1912.223344][ C0] r10: 8302b005 r9 : 85eeee40 r8 : 60000113 [ 1912.223387][ C0] r7 : 0000000a r6 : 83027900 r5 : 00000008 r4 : 858ffdec [ 1912.223448][ C0] r3 : 85eeee40 r2 : 00000000 r1 : 00000000 r0 : 00000001 [ 1912.223748][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1912.223941][ C0] Control: 30c5387d Table: 84d0c540 DAC: fffffffd [ 1912.224038][ C0] Call trace: [ 1912.224095][ C0] [<80275c54>] (queue_delayed_work_on) from [<80eb926c>] (nsim_dev_hwstats_traffic_work+0xc8/0xe4) [ 1912.224211][ C0] r9:85eeee40 r8:00800000 r7:dddd0d80 r6:8302b000 r5:858ffdc4 r4:858ffdec [ 1912.224253][ C0] [<80eb91a4>] (nsim_dev_hwstats_traffic_work) from [<802766b8>] (process_one_work+0x1c8/0x59c) [ 1912.224362][ C0] r9:85eeee40 r8:00800000 r7:dddd0d80 r6:8302b000 r5:858ffdec r4:85e0b800 [ 1912.224388][ C0] [<802764f0>] (process_one_work) from [<80277478>] (worker_thread+0x16c/0x318) [ 1912.224485][ C0] r10:00000000 r9:85e0b830 r8:85eeee40 r7:82804d80 r6:dddd0da0 r5:dddd0d80 [ 1912.224517][ C0] r4:85e0b800 [ 1912.224550][ C0] [<8027730c>] (worker_thread) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.224652][ C0] r10:00000000 r9:e037de88 r8:85e0b780 r7:85e0b800 r6:8027730c r5:85eeee40 [ 1912.224681][ C0] r4:85c51f80 [ 1912.224701][ C0] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.224764][ C0] Exception stack(0xe8461fb0 to 0xe8461ff8) [ 1912.224798][ C0] 1fa0: 00000000 00000000 00000000 00000000 [ 1912.224835][ C0] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.224868][ C0] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.224910][ C0] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:85c51f80 [ 1912.293974][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 1912.525870][ T29] CPU: 1 UID: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1912.529073][ T29] Hardware name: ARM-Versatile Express [ 1912.530065][ T29] Call trace: [ 1912.530303][ T29] [<80201a14>] (dump_backtrace) from [<80201b08>] (show_stack+0x18/0x1c) [ 1912.531331][ T29] r7:8281f9b4 r6:00000000 r5:822a8844 r4:00000001 [ 1912.532185][ T29] [<80201af0>] (show_stack) from [<8021e410>] (dump_stack_lvl+0x5c/0x70) [ 1912.532631][ T29] [<8021e3b4>] (dump_stack_lvl) from [<8021e43c>] (dump_stack+0x18/0x1c) [ 1912.534082][ T29] r7:8281f9b4 r6:00000000 r5:831f8000 r4:82a80d14 [ 1912.534929][ T29] [<8021e424>] (dump_stack) from [<8020260c>] (vpanic+0x114/0x320) [ 1912.535534][ T29] [<802024f8>] (vpanic) from [<8020284c>] (trace_suspend_resume+0x0/0x104) [ 1912.536005][ T29] r7:000275b6 [ 1912.536187][ T29] [<80202818>] (panic) from [<80385290>] (watchdog+0x5b4/0x8d8) [ 1912.539779][ T29] r3:00000001 r2:00000000 r1:00000000 r0:822a952c [ 1912.540466][ T29] [<80384cdc>] (watchdog) from [<802814a4>] (kthread+0x11c/0x154) [ 1912.540991][ T29] r10:00000000 r9:df819e60 r8:83103500 r7:00000000 r6:80384cdc r5:831f8000 [ 1912.541629][ T29] r4:838808c0 [ 1912.541964][ T29] [<80281388>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1912.542594][ T29] Exception stack(0xdf8d5fb0 to 0xdf8d5ff8) [ 1912.543088][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1912.543431][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1912.544063][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1912.544448][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281388 r4:838808c0 [ 1912.547424][ T29] Rebooting in 86400 seconds..