[ 767.331193][ T29] audit: type=1400 audit(767.220:56): avc: denied { read write } for pid=3096 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 [ 767.333264][ T29] audit: type=1400 audit(767.230:57): avc: denied { open } for pid=3096 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]:23538' (ED25519) to the list of known hosts. [ 819.385849][ T29] audit: type=1400 audit(819.280:58): avc: denied { execute } for pid=3110 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 [ 819.397430][ T29] audit: type=1400 audit(819.290:59): avc: denied { execute_no_trans } for pid=3110 comm="sh" path="/syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 1970/01/01 00:14:26 parsed 1 programs [ 866.554130][ T29] audit: type=1400 audit(866.450:60): avc: denied { node_bind } for pid=3110 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 869.400742][ T29] audit: type=1400 audit(869.290:61): avc: denied { mounton } for pid=3119 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 [ 869.407539][ T29] audit: type=1400 audit(869.300:62): avc: denied { mount } for pid=3119 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 [ 869.420598][ T3119] cgroup: Unknown subsys name 'net' [ 869.429007][ T29] audit: type=1400 audit(869.320:63): avc: denied { unmount } for pid=3119 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 869.640212][ T3119] cgroup: Unknown subsys name 'cpuset' [ 869.648435][ T3119] cgroup: Unknown subsys name 'hugetlb' [ 869.649404][ T3119] cgroup: Unknown subsys name 'rlimit' [ 869.854478][ T29] audit: type=1400 audit(869.750:64): avc: denied { setattr } for pid=3119 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=692 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 869.856998][ T29] audit: type=1400 audit(869.750:65): avc: denied { create } for pid=3119 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 869.860633][ T29] audit: type=1400 audit(869.750:66): avc: denied { write } for pid=3119 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 869.863306][ T29] audit: type=1400 audit(869.750:67): avc: denied { module_request } for pid=3119 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 [ 869.944992][ T29] audit: type=1400 audit(869.840:68): avc: denied { read } for pid=3119 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 869.954341][ T29] audit: type=1400 audit(869.850:69): avc: denied { mounton } for pid=3119 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 [ 870.158978][ T3122] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 876.377496][ T3119] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 883.422289][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 883.422998][ T29] audit: type=1400 audit(883.300:75): avc: denied { execmem } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 883.429503][ T29] audit: type=1400 audit(883.320:76): avc: denied { read } for pid=3124 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 883.429850][ T29] audit: type=1400 audit(883.320:77): avc: denied { open } for pid=3124 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 [ 883.436380][ T29] audit: type=1400 audit(883.330:78): avc: denied { mounton } for pid=3124 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 [ 883.517460][ T29] audit: type=1400 audit(883.410:79): avc: denied { mount } for pid=3124 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 [ 883.527962][ T29] audit: type=1400 audit(883.420:80): avc: denied { mounton } for pid=3124 comm="syz-executor" path="/syzkaller.uMt17H/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 [ 883.536528][ T29] audit: type=1400 audit(883.430:81): avc: denied { mount } for pid=3124 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 [ 883.552632][ T29] audit: type=1400 audit(883.440:82): avc: denied { mounton } for pid=3124 comm="syz-executor" path="/syzkaller.uMt17H/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 [ 883.559010][ T29] audit: type=1400 audit(883.450:83): avc: denied { mounton } for pid=3124 comm="syz-executor" path="/syzkaller.uMt17H/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=1884 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 883.586030][ T29] audit: type=1400 audit(883.480:84): avc: denied { unmount } for pid=3124 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 883.689181][ T3124] 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. [ 891.477556][ T3247] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 891.485754][ T3247] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 892.190512][ T3247] hsr_slave_0: entered promiscuous mode [ 892.196356][ T3247] hsr_slave_1: entered promiscuous mode [ 892.536933][ T3247] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 892.547391][ T3247] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 892.559097][ T3247] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 892.569392][ T3247] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 893.270165][ T3247] 8021q: adding VLAN 0 to HW filter on device bond0 [ 895.326733][ T3247] veth0_vlan: entered promiscuous mode [ 895.336251][ T3247] veth1_vlan: entered promiscuous mode [ 895.374142][ T3247] veth0_macvtap: entered promiscuous mode [ 895.385012][ T3247] veth1_macvtap: entered promiscuous mode [ 895.444836][ T3312] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 895.445594][ T3312] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 895.445695][ T3312] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 895.445765][ T3312] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 895.707114][ T3312] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 896.056879][ T3312] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 896.155197][ T3312] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 896.318836][ T3312] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 896.640699][ T3312] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 896.656338][ T3312] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 896.666618][ T3312] bond0 (unregistering): Released all slaves [ 896.760451][ T3312] hsr_slave_0: left promiscuous mode [ 896.764707][ T3312] hsr_slave_1: left promiscuous mode [ 896.775285][ T3312] veth1_macvtap: left promiscuous mode [ 896.776828][ T3312] veth0_macvtap: left promiscuous mode [ 896.777443][ T3312] veth1_vlan: left promiscuous mode [ 896.777913][ T3312] veth0_vlan: left promiscuous mode [ 897.189631][ T29] kauditd_printk_skb: 14 callbacks suppressed [ 897.190032][ T29] audit: type=1400 audit(897.080:99): avc: denied { ioctl } for pid=3657 comm="syz-executor" path="/dev/net/tun" dev="devtmpfs" ino=676 ioctlcmd=0x54ca scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 1970/01/01 00:15:01 executed programs: 0 [ 903.109863][ T3763] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 903.119956][ T3763] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 903.958822][ T3763] hsr_slave_0: entered promiscuous mode [ 903.960761][ T3763] hsr_slave_1: entered promiscuous mode [ 904.609099][ T3763] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 904.626726][ T3763] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 904.645224][ T3763] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 904.660663][ T3763] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 905.445555][ T3763] 8021q: adding VLAN 0 to HW filter on device bond0 [ 914.100340][ T3763] veth0_vlan: entered promiscuous mode [ 914.147754][ T3763] veth1_vlan: entered promiscuous mode [ 914.266289][ T3763] veth0_macvtap: entered promiscuous mode [ 914.309304][ T3763] veth1_macvtap: entered promiscuous mode [ 914.514798][ T3312] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 914.515306][ T3312] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 914.515414][ T3312] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 914.515508][ T3312] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:15:14 executed programs: 2 [ 915.133455][ T29] audit: type=1400 audit(915.020:100): avc: denied { prog_load } for pid=4171 comm="syz.1.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 915.133848][ T29] audit: type=1400 audit(915.020:101): avc: denied { bpf } for pid=4171 comm="syz.1.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 915.134160][ T29] audit: type=1400 audit(915.020:102): avc: denied { perfmon } for pid=4171 comm="syz.1.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 915.199816][ T29] audit: type=1400 audit(915.090:103): avc: denied { prog_run } for pid=4171 comm="syz.1.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:15:20 executed programs: 23 1970/01/01 00:15:25 executed programs: 42 1970/01/01 00:15:30 executed programs: 55 1970/01/01 00:15:35 executed programs: 64 1970/01/01 00:15:40 executed programs: 77 1970/01/01 00:15:45 executed programs: 85 1970/01/01 00:15:51 executed programs: 96 1970/01/01 00:15:56 executed programs: 107 1970/01/01 00:16:01 executed programs: 116 1970/01/01 00:16:06 executed programs: 129 1970/01/01 00:16:12 executed programs: 138 1970/01/01 00:16:18 executed programs: 148 1970/01/01 00:16:23 executed programs: 157 1970/01/01 00:16:28 executed programs: 166 1970/01/01 00:16:33 executed programs: 177 1970/01/01 00:16:39 executed programs: 190 1970/01/01 00:16:44 executed programs: 200 1970/01/01 00:16:49 executed programs: 215 1970/01/01 00:16:54 executed programs: 224 1970/01/01 00:17:00 executed programs: 235 1970/01/01 00:17:05 executed programs: 244 1970/01/01 00:17:10 executed programs: 254 1970/01/01 00:17:16 executed programs: 266 1970/01/01 00:17:21 executed programs: 277 1970/01/01 00:17:26 executed programs: 287 1970/01/01 00:17:31 executed programs: 296 1970/01/01 00:17:37 executed programs: 304 1970/01/01 00:17:42 executed programs: 313 1970/01/01 00:17:47 executed programs: 323 1970/01/01 00:17:53 executed programs: 332 1970/01/01 00:17:58 executed programs: 341 1970/01/01 00:18:03 executed programs: 352 1970/01/01 00:18:08 executed programs: 363 1970/01/01 00:18:14 executed programs: 376 1970/01/01 00:18:19 executed programs: 386 1970/01/01 00:18:24 executed programs: 396 1970/01/01 00:18:30 executed programs: 407 1970/01/01 00:18:35 executed programs: 416 1970/01/01 00:18:40 executed programs: 428 1970/01/01 00:18:45 executed programs: 438 1970/01/01 00:18:51 executed programs: 459 1970/01/01 00:18:56 executed programs: 469 1970/01/01 00:19:01 executed programs: 480 1970/01/01 00:19:07 executed programs: 494 1970/01/01 00:19:12 executed programs: 505 1970/01/01 00:19:17 executed programs: 513 1970/01/01 00:19:23 executed programs: 523 1970/01/01 00:19:28 executed programs: 533 1970/01/01 00:19:33 executed programs: 543 1970/01/01 00:19:38 executed programs: 555 1970/01/01 00:19:44 executed programs: 568 1970/01/01 00:19:49 executed programs: 577 1970/01/01 00:19:54 executed programs: 588 1970/01/01 00:19:59 executed programs: 601 [ 1200.698895][ T3672] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1201.064057][ T3672] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1201.170457][ T3672] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1201.374688][ T3672] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1201.815899][ T3672] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1201.865775][ T3672] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1201.875007][ T3672] bond0 (unregistering): Released all slaves [ 1202.028342][ T3672] hsr_slave_0: left promiscuous mode [ 1202.032069][ T3672] hsr_slave_1: left promiscuous mode [ 1202.040649][ T3672] veth1_macvtap: left promiscuous mode [ 1202.040889][ T3672] veth0_macvtap: left promiscuous mode [ 1202.045054][ T3672] veth1_vlan: left promiscuous mode [ 1202.045315][ T3672] veth0_vlan: left promiscuous mode [ 1210.158580][ T5341] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1210.187475][ T5341] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1213.049384][ T5341] hsr_slave_0: entered promiscuous mode [ 1213.051317][ T5341] hsr_slave_1: entered promiscuous mode [ 1214.308156][ T5341] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1214.365557][ T5341] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1214.409623][ T5341] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1214.500879][ T5341] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1216.272985][ T5341] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1225.044360][ T5341] veth0_vlan: entered promiscuous mode [ 1225.066054][ T5341] veth1_vlan: entered promiscuous mode [ 1225.149549][ T5341] veth0_macvtap: entered promiscuous mode [ 1225.352636][ T5341] veth1_macvtap: entered promiscuous mode [ 1225.805455][ T32] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1225.806733][ T32] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1225.808118][ T32] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1225.809166][ T32] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:20:26 executed programs: 602 1970/01/01 00:20:31 executed programs: 616 1970/01/01 00:20:36 executed programs: 624 1970/01/01 00:20:41 executed programs: 633 1970/01/01 00:20:46 executed programs: 641 1970/01/01 00:20:51 executed programs: 654 1970/01/01 00:20:57 executed programs: 663 1970/01/01 00:21:02 executed programs: 673 1970/01/01 00:21:07 executed programs: 680 1970/01/01 00:21:13 executed programs: 689 1970/01/01 00:21:18 executed programs: 699 1970/01/01 00:21:24 executed programs: 707 1970/01/01 00:21:29 executed programs: 714 1970/01/01 00:21:34 executed programs: 721 1970/01/01 00:21:40 executed programs: 729 1970/01/01 00:21:46 executed programs: 738 1970/01/01 00:21:51 executed programs: 747 1970/01/01 00:21:57 executed programs: 754 1970/01/01 00:22:02 executed programs: 761 1970/01/01 00:22:07 executed programs: 770 1970/01/01 00:22:12 executed programs: 777 1970/01/01 00:22:18 executed programs: 785 1970/01/01 00:22:23 executed programs: 794 1970/01/01 00:22:28 executed programs: 801 1970/01/01 00:22:33 executed programs: 808 1970/01/01 00:22:38 executed programs: 816 1970/01/01 00:22:44 executed programs: 826 1970/01/01 00:22:49 executed programs: 835 1970/01/01 00:22:54 executed programs: 851 1970/01/01 00:22:59 executed programs: 858 1970/01/01 00:23:04 executed programs: 866 1970/01/01 00:23:10 executed programs: 877 1970/01/01 00:23:16 executed programs: 885 1970/01/01 00:23:21 executed programs: 893 1970/01/01 00:23:27 executed programs: 901 1970/01/01 00:23:32 executed programs: 911 1970/01/01 00:23:37 executed programs: 918 1970/01/01 00:23:42 executed programs: 926 1970/01/01 00:23:48 executed programs: 935 1970/01/01 00:23:53 executed programs: 944 1970/01/01 00:23:59 executed programs: 954 1970/01/01 00:24:04 executed programs: 963 1970/01/01 00:24:09 executed programs: 973 1970/01/01 00:24:15 executed programs: 984 1970/01/01 00:24:20 executed programs: 996 1970/01/01 00:24:25 executed programs: 1006 1970/01/01 00:24:31 executed programs: 1015 1970/01/01 00:24:36 executed programs: 1024 1970/01/01 00:24:41 executed programs: 1035 1970/01/01 00:24:46 executed programs: 1043 1970/01/01 00:24:52 executed programs: 1051 1970/01/01 00:24:57 executed programs: 1066 1970/01/01 00:25:02 executed programs: 1076 1970/01/01 00:25:08 executed programs: 1086 1970/01/01 00:25:13 executed programs: 1095 1970/01/01 00:25:19 executed programs: 1104 1970/01/01 00:25:24 executed programs: 1113 1970/01/01 00:25:29 executed programs: 1121 1970/01/01 00:25:34 executed programs: 1129 1970/01/01 00:25:40 executed programs: 1138 1970/01/01 00:25:45 executed programs: 1147 1970/01/01 00:25:51 executed programs: 1155 1970/01/01 00:25:57 executed programs: 1165 1970/01/01 00:26:02 executed programs: 1175 [ 1565.382321][ T30] INFO: task kworker/1:17:4234 blocked for more than 430 seconds. [ 1565.382943][ T30] Not tainted syzkaller #0 [ 1565.383068][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.383243][ T30] task:kworker/1:17 state:D stack:0 pid:4234 tgid:4234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.384132][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.384941][ T30] Call trace: [ 1565.385363][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.385694][ T30] r10:e0041d84 r9:00000002 r8:60000013 r7:829171a0 r6:e0041d8c r5:8388ec00 [ 1565.385732][ T30] r4:8388ec00 [ 1565.385790][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.385913][ T30] r5:8388ec00 r4:8291719c [ 1565.385937][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.385999][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.386082][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0041e08 [ 1565.386104][ T30] r4:00000000 [ 1565.386123][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.386178][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.386233][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.386291][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85681a40 [ 1565.386312][ T30] r4:00000000 [ 1565.386330][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.386397][ T30] r9:83018605 r8:8388ec00 r7:00000000 r6:83018600 r5:00001000 r4:7f00b000 [ 1565.386417][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.386477][ T30] r5:00001000 r4:df967000 [ 1565.386496][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.386831][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.387144][ T30] r5:859d638c r4:857df780 [ 1565.387193][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.387291][ T30] r7:ddde3d80 r6:83018600 r5:859d638c r4:857df780 [ 1565.388385][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.388618][ T30] r10:61c88647 r9:8388ec00 r8:857df7ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.388701][ T30] r4:857df780 [ 1565.388729][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.388852][ T30] r10:00000000 r9:857df780 r8:80278fec r7:dff41e60 r6:857dfa00 r5:8388ec00 [ 1565.388886][ T30] r4:00000001 [ 1565.388911][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.389134][ T30] Exception stack(0xe0041fb0 to 0xe0041ff8) [ 1565.389337][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1565.389428][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.389464][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.389548][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.389576][ T30] r4:8589f800 [ 1565.391032][ T30] INFO: task kworker/1:17:4234 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.391174][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.412759][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.412953][ T30] Call trace: [ 1565.412988][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.413123][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.413188][ T30] r4:00000000 [ 1565.413217][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.413314][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.413407][ T30] dd20: e86f3000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.413450][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.413475][ T30] dd60: 80000113 ffffffff [ 1565.413501][ T30] r5:80000113 r4:80239c10 [ 1565.413518][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.413601][ T30] r4:82acb1e4 [ 1565.413620][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.413691][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.413713][ T30] r4:ea93ddc0 [ 1565.413924][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.414006][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.414028][ T30] r4:00000000 [ 1565.414087][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.414716][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.414808][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.415175][ T30] r5:00001000 r4:ea749000 [ 1565.415443][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.415633][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.415720][ T30] r5:859c538c r4:84ffc600 [ 1565.415739][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.415820][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.415837][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.416010][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.416034][ T30] r4:84ffc600 [ 1565.416295][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.416384][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.416409][ T30] r4:00000001 [ 1565.416424][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.416474][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.416515][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.416551][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.416583][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.416624][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.416642][ T30] r4:84ff4e80 [ 1565.416905][ T30] INFO: task kworker/0:16:4241 blocked for more than 430 seconds. [ 1565.416981][ T30] Not tainted syzkaller #0 [ 1565.417015][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.417050][ T30] task:kworker/0:16 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.417169][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.417236][ T30] Call trace: [ 1565.417321][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.417718][ T30] r10:e41f1d84 r9:00000002 r8:60000113 r7:829171a0 r6:e41f1d8c r5:83a82400 [ 1565.417767][ T30] r4:83a82400 [ 1565.417820][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.417949][ T30] r5:83a82400 r4:8291719c [ 1565.417981][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.418243][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.418327][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e41f1e08 [ 1565.418348][ T30] r4:00000000 [ 1565.418373][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.418441][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.418501][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.418619][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545e4c0 [ 1565.418647][ T30] r4:00000000 [ 1565.418662][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.418730][ T30] r9:83018405 r8:83a82400 r7:00000000 r6:83018400 r5:00001000 r4:7f00d000 [ 1565.418749][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.418817][ T30] r5:00001000 r4:dfa9d000 [ 1565.418833][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.418887][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.418950][ T30] r5:85983f8c r4:84c00780 [ 1565.418965][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.419033][ T30] r7:dddcfd80 r6:83018400 r5:85983f8c r4:84c00780 [ 1565.419051][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.419126][ T30] r10:61c88647 r9:83a82400 r8:84c007ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1565.419147][ T30] r4:84c00780 [ 1565.419240][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.419324][ T30] r10:00000000 r9:84c00780 r8:80278fec r7:e00c5e60 r6:857df700 r5:83a82400 [ 1565.419377][ T30] r4:00000001 [ 1565.419401][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.419454][ T30] Exception stack(0xe41f1fb0 to 0xe41f1ff8) [ 1565.419489][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1565.419524][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.419555][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.419591][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.419609][ T30] r4:8589af80 [ 1565.420712][ T30] INFO: task kworker/0:16:4241 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.420769][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.420877][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.420937][ T30] Call trace: [ 1565.420968][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.421056][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.421085][ T30] r4:00000000 [ 1565.421103][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.421178][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.421221][ T30] dd20: e86f3000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.421264][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.421296][ T30] dd60: 80000113 ffffffff [ 1565.421326][ T30] r5:80000113 r4:80239c10 [ 1565.421381][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.421714][ T30] r4:82acb1e4 [ 1565.460593][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.460835][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.460858][ T30] r4:ea93ddc0 [ 1565.460874][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.460943][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.460962][ T30] r4:00000000 [ 1565.460977][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.461047][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.461086][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.461161][ T30] r5:00001000 r4:ea749000 [ 1565.461177][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.461232][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.461295][ T30] r5:859c538c r4:84ffc600 [ 1565.461312][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.461387][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.461405][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.461493][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.461517][ T30] r4:84ffc600 [ 1565.461532][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.461606][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.461626][ T30] r4:00000001 [ 1565.461641][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.461692][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.461729][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.461762][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.461792][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.461834][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.461854][ T30] r4:84ff4e80 [ 1565.461913][ T30] INFO: task kworker/0:21:4258 blocked for more than 430 seconds. [ 1565.461966][ T30] Not tainted syzkaller #0 [ 1565.461992][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.462017][ T30] task:kworker/0:21 state:D stack:0 pid:4258 tgid:4258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.462124][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.462178][ T30] Call trace: [ 1565.462208][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.462289][ T30] r10:ea3b9d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea3b9d8c r5:84152400 [ 1565.462309][ T30] r4:84152400 [ 1565.462324][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.462400][ T30] r5:84152400 r4:8291719c [ 1565.462417][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.462468][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.462540][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea3b9e08 [ 1565.462579][ T30] r4:00000000 [ 1565.462598][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.462657][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.462756][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.479075][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545ec40 [ 1565.479210][ T30] r4:00000000 [ 1565.479237][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.479392][ T30] r9:83018405 r8:84152400 r7:00000000 r6:83018400 r5:00001000 r4:7f029000 [ 1565.479412][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.479666][ T30] r5:00001000 r4:ea9d9000 [ 1565.479723][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.479800][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.479868][ T30] r5:859c5f8c r4:84c00600 [ 1565.479885][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.480005][ T30] r7:dddcfd80 r6:83018400 r5:859c5f8c r4:84c00600 [ 1565.480024][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.480097][ T30] r10:61c88647 r9:84152400 r8:84c0062c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1565.480116][ T30] r4:84c00600 [ 1565.480303][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.480734][ T30] r10:00000000 r9:84c00600 r8:80278fec r7:e41f1e60 r6:84c00280 r5:84152400 [ 1565.480768][ T30] r4:00000001 [ 1565.480823][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.480904][ T30] Exception stack(0xea3b9fb0 to 0xea3b9ff8) [ 1565.481095][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1565.481346][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.481390][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.481509][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.500850][ T30] r4:858ae7c0 [ 1565.506542][ T30] INFO: task kworker/0:21:4258 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.507212][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.507694][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.507887][ T30] Call trace: [ 1565.508023][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.508153][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.508209][ T30] r4:00000000 [ 1565.508227][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.508281][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.508324][ T30] dd20: e8acb000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.508359][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.508383][ T30] dd60: 80000113 ffffffff [ 1565.508413][ T30] r5:80000113 r4:80239c10 [ 1565.508429][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.508496][ T30] r4:82acb1e4 [ 1565.508531][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.508604][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.508642][ T30] r4:ea93ddc0 [ 1565.508661][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.508728][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.508746][ T30] r4:00000000 [ 1565.508758][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.508824][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.508842][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.508904][ T30] r5:00001000 r4:ea749000 [ 1565.508921][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.508975][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.509074][ T30] r5:859c538c r4:84ffc600 [ 1565.509094][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.509184][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.509199][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.509265][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.509282][ T30] r4:84ffc600 [ 1565.509298][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.509371][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.509390][ T30] r4:00000001 [ 1565.509406][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.509456][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.509487][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.509520][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.509549][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.509587][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.509607][ T30] r4:84ff4e80 [ 1565.527727][ T30] INFO: task kworker/1:22:4265 blocked for more than 430 seconds. [ 1565.527837][ T30] Not tainted syzkaller #0 [ 1565.527853][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.527869][ T30] task:kworker/1:22 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.527975][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.528035][ T30] Call trace: [ 1565.528053][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.528115][ T30] r10:dfa25d84 r9:00000002 r8:60000113 r7:829171a0 r6:dfa25d8c r5:84155400 [ 1565.528128][ T30] r4:84155400 [ 1565.528137][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.528203][ T30] r5:84155400 r4:8291719c [ 1565.528215][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.528249][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.528291][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 [ 1565.528302][ T30] r4:00000000 [ 1565.528310][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.528340][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.528385][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.528423][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592d400 [ 1565.528624][ T30] r4:00000000 [ 1565.528634][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.528679][ T30] r9:83018605 r8:84155400 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1565.528689][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.528725][ T30] r5:00001000 r4:dffbd000 [ 1565.528734][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.528767][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.528825][ T30] r5:84bd638c r4:857df000 [ 1565.528942][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.529059][ T30] r7:ddde3d80 r6:83018600 r5:84bd638c r4:857df000 [ 1565.529333][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.529389][ T30] r10:61c88647 r9:84155400 r8:857df02c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.529400][ T30] r4:857df000 [ 1565.529409][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.529453][ T30] r10:00000000 r9:857df000 r8:80278fec r7:e0041e60 r6:84c00d80 r5:84155400 [ 1565.529653][ T30] r4:00000001 [ 1565.529663][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.529696][ T30] Exception stack(0xdfa25fb0 to 0xdfa25ff8) [ 1565.529716][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1565.529767][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.529787][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.529810][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.529820][ T30] r4:8574d8c0 [ 1565.530433][ T30] INFO: task kworker/1:22:4265 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.530463][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.530556][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.530665][ T30] Call trace: [ 1565.530683][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.530846][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.530858][ T30] r4:00000000 [ 1565.530866][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.530897][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.530919][ T30] dd20: e8c9b000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.530940][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.530952][ T30] dd60: 80000113 ffffffff [ 1565.530965][ T30] r5:80000113 r4:80239c10 [ 1565.530978][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.531013][ T30] r4:82acb1e4 [ 1565.531064][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.531144][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.531157][ T30] r4:ea93ddc0 [ 1565.531165][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.531203][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.531251][ T30] r4:00000000 [ 1565.531261][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.531346][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.531362][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.531397][ T30] r5:00001000 r4:ea749000 [ 1565.532079][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.552966][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.553112][ T30] r5:859c538c r4:84ffc600 [ 1565.553139][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.553194][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.553204][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.553276][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.553296][ T30] r4:84ffc600 [ 1565.553305][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.553627][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.553681][ T30] r4:00000001 [ 1565.553916][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.554369][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.554497][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.554578][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.554657][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.554687][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.554838][ T30] r4:84ff4e80 [ 1565.555525][ T30] INFO: task kworker/0:181:4957 blocked for more than 430 seconds. [ 1565.555577][ T30] Not tainted syzkaller #0 [ 1565.555596][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.555612][ T30] task:kworker/0:181 state:D stack:0 pid:4957 tgid:4957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.555678][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.555739][ T30] Call trace: [ 1565.555837][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.555999][ T30] r10:ea909d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea909d8c r5:85633000 [ 1565.556053][ T30] r4:85633000 [ 1565.556108][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.556148][ T30] r5:85633000 r4:8291719c [ 1565.556157][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.556190][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.556234][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea909e08 [ 1565.556244][ T30] r4:00000000 [ 1565.556254][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.556284][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.556343][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.556386][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545e600 [ 1565.556417][ T30] r4:00000000 [ 1565.556427][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.556468][ T30] r9:83018405 r8:85633000 r7:00000000 r6:83018400 r5:00001000 r4:7f043000 [ 1565.556479][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.556513][ T30] r5:00001000 r4:ea969000 [ 1565.556522][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.556553][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.556588][ T30] r5:85982f8c r4:857d1380 [ 1565.556596][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.556641][ T30] r7:dddcfd80 r6:83018400 r5:85982f8c r4:857d1380 [ 1565.556649][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.556691][ T30] r10:61c88647 r9:85633000 r8:857d13ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1565.556701][ T30] r4:857d1380 [ 1565.556709][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.556750][ T30] r10:00000000 r9:857d1380 r8:80278fec r7:ea8bde60 r6:857d1400 r5:85633000 [ 1565.556761][ T30] r4:00000001 [ 1565.556768][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.556797][ T30] Exception stack(0xea909fb0 to 0xea909ff8) [ 1565.556814][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1565.556833][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.556849][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.556870][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.556881][ T30] r4:8592b680 [ 1565.557602][ T30] INFO: task kworker/0:181:4957 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.557704][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.557769][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.557816][ T30] Call trace: [ 1565.557831][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.557883][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.557893][ T30] r4:00000000 [ 1565.557901][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.557933][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.557954][ T30] dd20: e8d3e000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.557972][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.557983][ T30] dd60: 80000113 ffffffff [ 1565.557996][ T30] r5:80000113 r4:80239c10 [ 1565.558003][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.558227][ T30] r4:82acb1e4 [ 1565.558269][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.558318][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.558329][ T30] r4:ea93ddc0 [ 1565.558336][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.558378][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.558388][ T30] r4:00000000 [ 1565.558395][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.558432][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.558441][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.558529][ T30] r5:00001000 r4:ea749000 [ 1565.558540][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.558571][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.558619][ T30] r5:859c538c r4:84ffc600 [ 1565.558628][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.558670][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.558678][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.558716][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.558726][ T30] r4:84ffc600 [ 1565.558733][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.558771][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.558822][ T30] r4:00000001 [ 1565.558831][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.558857][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.558875][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.558932][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.558951][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.558970][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.558980][ T30] r4:84ff4e80 [ 1565.559004][ T30] INFO: task kworker/0:182:4959 blocked for more than 430 seconds. [ 1565.559028][ T30] Not tainted syzkaller #0 [ 1565.559039][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.559051][ T30] task:kworker/0:182 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.559087][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.559125][ T30] Call trace: [ 1565.559140][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.559181][ T30] r10:ea935d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea935d8c r5:85633c00 [ 1565.559191][ T30] r4:85633c00 [ 1565.559200][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.559230][ T30] r5:85633c00 r4:8291719c [ 1565.559237][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.559266][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.559431][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea935e08 [ 1565.559443][ T30] r4:00000000 [ 1565.559450][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.559478][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.559503][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.559537][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85697300 [ 1565.559548][ T30] r4:00000000 [ 1565.559555][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.559724][ T30] r9:83018405 r8:85633c00 r7:00000000 r6:83018400 r5:00001000 r4:7f031000 [ 1565.559734][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.559791][ T30] r5:00001000 r4:ea321000 [ 1565.559800][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.559830][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.559863][ T30] r5:859b2b8c r4:857d1480 [ 1565.559870][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.559907][ T30] r7:dddcfd80 r6:83018400 r5:859b2b8c r4:857d1480 [ 1565.559943][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.559982][ T30] r10:61c88647 r9:85633c00 r8:857d14ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1565.559991][ T30] r4:857d1480 [ 1565.559999][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.560035][ T30] r10:00000000 r9:857d1480 r8:80278fec r7:ea909e60 r6:857d1500 r5:85633c00 [ 1565.560046][ T30] r4:00000001 [ 1565.560053][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.560092][ T30] Exception stack(0xea935fb0 to 0xea935ff8) [ 1565.560165][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1565.560431][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.560451][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.560471][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.560482][ T30] r4:85921100 [ 1565.561063][ T30] INFO: task kworker/0:182:4959 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.561090][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.561137][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.561163][ T30] Call trace: [ 1565.561279][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.561364][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.561383][ T30] r4:00000000 [ 1565.561641][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.600298][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.600412][ T30] dd20: e9142000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.600450][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.600463][ T30] dd60: 80000113 ffffffff [ 1565.600482][ T30] r5:80000113 r4:80239c10 [ 1565.600492][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.600564][ T30] r4:82acb1e4 [ 1565.600571][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.600610][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.600621][ T30] r4:ea93ddc0 [ 1565.600628][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.600664][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.600674][ T30] r4:00000000 [ 1565.600697][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.600737][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.600747][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.600815][ T30] r5:00001000 r4:ea749000 [ 1565.600826][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.600856][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.600889][ T30] r5:859c538c r4:84ffc600 [ 1565.600897][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.600935][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.600943][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.600981][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.600991][ T30] r4:84ffc600 [ 1565.600998][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.601062][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.601115][ T30] r4:00000001 [ 1565.601141][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.601172][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.601213][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.601233][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.601248][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.601267][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.601277][ T30] r4:84ff4e80 [ 1565.601338][ T30] INFO: task kworker/1:195:4978 blocked for more than 430 seconds. [ 1565.601699][ T30] Not tainted syzkaller #0 [ 1565.616748][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.616830][ T30] task:kworker/1:195 state:D stack:0 pid:4978 tgid:4978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.616909][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.616972][ T30] Call trace: [ 1565.616992][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.617060][ T30] r10:ea91dd84 r9:00000002 r8:60000013 r7:829171a0 r6:ea91dd8c r5:85639800 [ 1565.617087][ T30] r4:85639800 [ 1565.617105][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.617147][ T30] r5:85639800 r4:8291719c [ 1565.617161][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.617198][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.617247][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 [ 1565.617261][ T30] r4:00000000 [ 1565.617270][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.617310][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.617350][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.617393][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874b80 [ 1565.617404][ T30] r4:00000000 [ 1565.617449][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.617507][ T30] r9:83018605 r8:85639800 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1565.617518][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.617557][ T30] r5:00001000 r4:dff55000 [ 1565.617568][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.617603][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.617645][ T30] r5:859c678c r4:84ffc300 [ 1565.617654][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.617703][ T30] r7:ddde3d80 r6:83018600 r5:859c678c r4:84ffc300 [ 1565.617746][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.617791][ T30] r10:61c88647 r9:85639800 r8:84ffc32c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.617813][ T30] r4:84ffc300 [ 1565.617843][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.617904][ T30] r10:00000000 r9:84ffc300 r8:80278fec r7:ea959e60 r6:84ffc380 r5:85639800 [ 1565.617926][ T30] r4:00000001 [ 1565.617942][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.617983][ T30] Exception stack(0xea91dfb0 to 0xea91dff8) [ 1565.618003][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.618050][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.618080][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.618121][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.618143][ T30] r4:84fecfc0 [ 1565.618934][ T30] INFO: task kworker/1:195:4978 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.619007][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.619096][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.619154][ T30] Call trace: [ 1565.619180][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.619261][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.619281][ T30] r4:00000000 [ 1565.619295][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.619366][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.619403][ T30] dd20: e9142000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.619437][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.619487][ T30] dd60: 80000113 ffffffff [ 1565.619529][ T30] r5:80000113 r4:80239c10 [ 1565.619558][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.619627][ T30] r4:82acb1e4 [ 1565.619644][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.619713][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.619734][ T30] r4:ea93ddc0 [ 1565.619752][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.619817][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.619837][ T30] r4:00000000 [ 1565.619851][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.619961][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.619992][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.620062][ T30] r5:00001000 r4:ea749000 [ 1565.620080][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.620135][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.620196][ T30] r5:859c538c r4:84ffc600 [ 1565.620234][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.620344][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.620366][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.620459][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.620482][ T30] r4:84ffc600 [ 1565.620567][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.620652][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.620673][ T30] r4:00000001 [ 1565.620687][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.620733][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.620765][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.620799][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.620833][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.620974][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.621010][ T30] r4:84ff4e80 [ 1565.621050][ T30] INFO: task kworker/1:199:4986 blocked for more than 430 seconds. [ 1565.621106][ T30] Not tainted syzkaller #0 [ 1565.621141][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.621167][ T30] task:kworker/1:199 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.621231][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.621336][ T30] Call trace: [ 1565.621515][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.645804][ T30] r10:ea939d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea939d8c r5:84d43000 [ 1565.645888][ T30] r4:84d43000 [ 1565.645931][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.646050][ T30] r5:84d43000 r4:8291719c [ 1565.646068][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.646136][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.646214][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 [ 1565.646236][ T30] r4:00000000 [ 1565.646251][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.646306][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.646390][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.646466][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1565.646503][ T30] r4:00000000 [ 1565.646524][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.646595][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1565.646613][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.646681][ T30] r5:00001000 r4:ea85f000 [ 1565.646698][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.646756][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.646820][ T30] r5:859c4f8c r4:84ffc700 [ 1565.646838][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.646931][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1565.646954][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.647031][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.647052][ T30] r4:84ffc700 [ 1565.647068][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.647145][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1565.647166][ T30] r4:00000001 [ 1565.647182][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.647235][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1565.647275][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1565.647308][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.647339][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.647389][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.647410][ T30] r4:84ff4e80 [ 1565.648642][ T30] INFO: task kworker/1:199:4986 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.648832][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.648993][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.649102][ T30] Call trace: [ 1565.649137][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.649247][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.649272][ T30] r4:00000000 [ 1565.649307][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.649443][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.649516][ T30] dd20: e91f0000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.649579][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.649609][ T30] dd60: 80000113 ffffffff [ 1565.649641][ T30] r5:80000113 r4:80239c10 [ 1565.650081][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.650261][ T30] r4:82acb1e4 [ 1565.650281][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.650368][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.650418][ T30] r4:ea93ddc0 [ 1565.650455][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.650535][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.650572][ T30] r4:00000000 [ 1565.650591][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.650668][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.650687][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.650755][ T30] r5:00001000 r4:ea749000 [ 1565.650773][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.650851][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.650922][ T30] r5:859c538c r4:84ffc600 [ 1565.650941][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.651036][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.651059][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.651138][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.651158][ T30] r4:84ffc600 [ 1565.651172][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.651340][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.651653][ T30] r4:00000001 [ 1565.683679][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.683903][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.683980][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.684012][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.684042][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.684089][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.684111][ T30] r4:84ff4e80 [ 1565.684330][ T30] INFO: task kworker/0:183:4989 blocked for more than 430 seconds. [ 1565.684372][ T30] Not tainted syzkaller #0 [ 1565.684388][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.684401][ T30] task:kworker/0:183 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.684455][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.684510][ T30] Call trace: [ 1565.684563][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.684611][ T30] r10:ea96dd84 r9:00000002 r8:60000013 r7:829171a0 r6:ea96dd8c r5:85648c00 [ 1565.684640][ T30] r4:85648c00 [ 1565.684647][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.684685][ T30] r5:85648c00 r4:8291719c [ 1565.684694][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.684749][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.684792][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea96de08 [ 1565.684908][ T30] r4:00000000 [ 1565.684917][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.684947][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.684979][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.685047][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938c00 [ 1565.685059][ T30] r4:00000000 [ 1565.685067][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.685108][ T30] r9:83018405 r8:85648c00 r7:00000000 r6:83018400 r5:00001000 r4:7f029000 [ 1565.685120][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.685153][ T30] r5:00001000 r4:dfbad000 [ 1565.685161][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.685242][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.685307][ T30] r5:85a0838c r4:857d1800 [ 1565.685318][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.685363][ T30] r7:dddcfd80 r6:83018400 r5:85a0838c r4:857d1800 [ 1565.685399][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.685462][ T30] r10:61c88647 r9:85648c00 r8:857d182c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1565.685473][ T30] r4:857d1800 [ 1565.685528][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.685618][ T30] r10:00000000 r9:857d1800 r8:80278fec r7:ea935e60 r6:857d1880 r5:85648c00 [ 1565.685657][ T30] r4:00000001 [ 1565.685667][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.685696][ T30] Exception stack(0xea96dfb0 to 0xea96dff8) [ 1565.685736][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.685795][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.685850][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.685877][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.685888][ T30] r4:8545e3c0 [ 1565.686552][ T30] INFO: task kworker/0:183:4989 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.686582][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.686631][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.686708][ T30] Call trace: [ 1565.686722][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.686767][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.686777][ T30] r4:00000000 [ 1565.686785][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.686814][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.686835][ T30] dd20: e9440000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.686854][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.686866][ T30] dd60: 80000113 ffffffff [ 1565.686880][ T30] r5:80000113 r4:80239c10 [ 1565.686894][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.686930][ T30] r4:82acb1e4 [ 1565.686938][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.686974][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.686984][ T30] r4:ea93ddc0 [ 1565.686992][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.687029][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.687039][ T30] r4:00000000 [ 1565.687046][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.687083][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.687092][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.687130][ T30] r5:00001000 r4:ea749000 [ 1565.687143][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.687174][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.687213][ T30] r5:859c538c r4:84ffc600 [ 1565.687222][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.687279][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.687289][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.687330][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.687345][ T30] r4:84ffc600 [ 1565.687352][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.687517][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.687574][ T30] r4:00000001 [ 1565.687585][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.687614][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.687633][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.687664][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.687681][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.687702][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.687712][ T30] r4:84ff4e80 [ 1565.687729][ T30] INFO: task kworker/1:200:4991 blocked for more than 430 seconds. [ 1565.687752][ T30] Not tainted syzkaller #0 [ 1565.687765][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.687777][ T30] task:kworker/1:200 state:D stack:0 pid:4991 tgid:4991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.687812][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.687837][ T30] Call trace: [ 1565.687853][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.687895][ T30] r10:ea991d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea991d8c r5:8564a400 [ 1565.687904][ T30] r4:8564a400 [ 1565.687966][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.688046][ T30] r5:8564a400 r4:8291719c [ 1565.688103][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.688139][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.688178][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 [ 1565.688188][ T30] r4:00000000 [ 1565.688195][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.688222][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.688250][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.688285][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858742c0 [ 1565.688295][ T30] r4:00000000 [ 1565.688303][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.688424][ T30] r9:83018605 r8:8564a400 r7:00000000 r6:83018600 r5:00001000 r4:7f047000 [ 1565.688437][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.688473][ T30] r5:00001000 r4:ea989000 [ 1565.688480][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.688509][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.688672][ T30] r5:859c578c r4:84ffc800 [ 1565.688681][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.688767][ T30] r7:ddde3d80 r6:83018600 r5:859c578c r4:84ffc800 [ 1565.688839][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.688927][ T30] r10:61c88647 r9:8564a400 r8:84ffc82c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.688948][ T30] r4:84ffc800 [ 1565.688963][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.689033][ T30] r10:00000000 r9:84ffc800 r8:80278fec r7:ea91de60 r6:857d1900 r5:8564a400 [ 1565.689053][ T30] r4:00000001 [ 1565.689067][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.689122][ T30] Exception stack(0xea991fb0 to 0xea991ff8) [ 1565.689157][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1565.689195][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.689224][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.689264][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.689289][ T30] r4:85874000 [ 1565.689984][ T30] INFO: task kworker/1:200:4991 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.690034][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.690115][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.690188][ T30] Call trace: [ 1565.690379][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.690443][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.690576][ T30] r4:00000000 [ 1565.690585][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.690617][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.690696][ T30] dd20: e9440000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.690716][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.690737][ T30] dd60: 80000113 ffffffff [ 1565.690763][ T30] r5:80000113 r4:80239c10 [ 1565.690777][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.690852][ T30] r4:82acb1e4 [ 1565.690873][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.690946][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.690957][ T30] r4:ea93ddc0 [ 1565.690970][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.691148][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.691181][ T30] r4:00000000 [ 1565.691198][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.691353][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.727357][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.727626][ T30] r5:00001000 r4:ea749000 [ 1565.727678][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.727749][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.727816][ T30] r5:859c538c r4:84ffc600 [ 1565.727834][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.727942][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.727965][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.728041][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.728076][ T30] r4:84ffc600 [ 1565.728093][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.728176][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.728242][ T30] r4:00000001 [ 1565.728278][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.728976][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.729192][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.729236][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.729346][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.729405][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.729459][ T30] r4:84ff4e80 [ 1565.729595][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1565.729754][ T30] INFO: task kworker/1:201:4992 blocked for more than 430 seconds. [ 1565.729821][ T30] Not tainted syzkaller #0 [ 1565.729850][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.729873][ T30] task:kworker/1:201 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.730000][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.730082][ T30] Call trace: [ 1565.730157][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.730265][ T30] r10:ea9a5d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea9a5d8c r5:85649800 [ 1565.730319][ T30] r4:85649800 [ 1565.730341][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.730411][ T30] r5:85649800 r4:8291719c [ 1565.730427][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.730484][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.730580][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a5e08 [ 1565.730606][ T30] r4:00000000 [ 1565.730625][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.730694][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.730769][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.730859][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858745c0 [ 1565.730884][ T30] r4:00000000 [ 1565.730905][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.731021][ T30] r9:83018605 r8:85649800 r7:00000000 r6:83018600 r5:00001000 r4:7f049000 [ 1565.731073][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.731179][ T30] r5:00001000 r4:ea9b1000 [ 1565.731201][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.731293][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.731450][ T30] r5:859c5b8c r4:84ffc880 [ 1565.783894][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.784144][ T30] r7:ddde3d80 r6:83018600 r5:859c5b8c r4:84ffc880 [ 1565.784209][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.784310][ T30] r10:61c88647 r9:85649800 r8:84ffc8ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.784337][ T30] r4:84ffc880 [ 1565.784355][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.784438][ T30] r10:00000000 r9:84ffc880 r8:80278fec r7:ea91de60 r6:857d1980 r5:85649800 [ 1565.784468][ T30] r4:00000001 [ 1565.784487][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.784646][ T30] Exception stack(0xea9a5fb0 to 0xea9a5ff8) [ 1565.784748][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1565.784792][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.784823][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.784860][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.785076][ T30] r4:858743c0 [ 1565.786030][ T30] INFO: task kworker/1:201:4992 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.786100][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.786258][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.786346][ T30] Call trace: [ 1565.786398][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.786494][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.786518][ T30] r4:00000000 [ 1565.786536][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.786599][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.786636][ T30] dd20: e969a000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.786695][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.786724][ T30] dd60: 80000113 ffffffff [ 1565.786750][ T30] r5:80000113 r4:80239c10 [ 1565.786767][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.786875][ T30] r4:82acb1e4 [ 1565.786908][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.787065][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.787094][ T30] r4:ea93ddc0 [ 1565.787113][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.787184][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.787237][ T30] r4:00000000 [ 1565.787261][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.787347][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.787366][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.787434][ T30] r5:00001000 r4:ea749000 [ 1565.787631][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.787705][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.787881][ T30] r5:859c538c r4:84ffc600 [ 1565.787908][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.788036][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.788057][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.788143][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.788166][ T30] r4:84ffc600 [ 1565.788280][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.788408][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.788436][ T30] r4:00000001 [ 1565.788452][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.788506][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.788542][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.788577][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.788627][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.788712][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.788739][ T30] r4:84ff4e80 [ 1565.788763][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1565.788843][ T30] INFO: task kworker/1:202:4994 blocked for more than 430 seconds. [ 1565.788898][ T30] Not tainted syzkaller #0 [ 1565.788929][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.788952][ T30] task:kworker/1:202 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.789030][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.789165][ T30] Call trace: [ 1565.789205][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.789366][ T30] r10:ea941d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea941d8c r5:84d41800 [ 1565.789398][ T30] r4:84d41800 [ 1565.789419][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.789509][ T30] r5:84d41800 r4:8291719c [ 1565.789530][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.789625][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.789752][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea941e08 [ 1565.789789][ T30] r4:00000000 [ 1565.789856][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.789925][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.789985][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.790087][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691140 [ 1565.790114][ T30] r4:00000000 [ 1565.790130][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.790206][ T30] r9:83018605 r8:84d41800 r7:00000000 r6:83018600 r5:00001000 r4:7f039000 [ 1565.790223][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.790310][ T30] r5:00001000 r4:ea3e7000 [ 1565.790359][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.790459][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.790546][ T30] r5:859c7f8c r4:84ffc900 [ 1565.790572][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.790649][ T30] r7:ddde3d80 r6:83018600 r5:859c7f8c r4:84ffc900 [ 1565.790665][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.790762][ T30] r10:61c88647 r9:84d41800 r8:84ffc92c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.790783][ T30] r4:84ffc900 [ 1565.790801][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.790876][ T30] r10:00000000 r9:84ffc900 r8:80278fec r7:ea91de60 r6:84ffc980 r5:84d41800 [ 1565.790898][ T30] r4:00000001 [ 1565.790911][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.790963][ T30] Exception stack(0xea941fb0 to 0xea941ff8) [ 1565.791016][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1565.791087][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.791122][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.791165][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.791188][ T30] r4:85874540 [ 1565.818627][ T30] INFO: task kworker/1:202:4994 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.818782][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.818922][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.819037][ T30] Call trace: [ 1565.819099][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.819204][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.819240][ T30] r4:00000000 [ 1565.819258][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.819321][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.819391][ T30] dd20: e96c4000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.819430][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.819453][ T30] dd60: 80000113 ffffffff [ 1565.819479][ T30] r5:80000113 r4:80239c10 [ 1565.819498][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.819568][ T30] r4:82acb1e4 [ 1565.819583][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.819654][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.819675][ T30] r4:ea93ddc0 [ 1565.819708][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.819784][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.819806][ T30] r4:00000000 [ 1565.819824][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.819904][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.819982][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.820076][ T30] r5:00001000 r4:ea749000 [ 1565.820098][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.820166][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.820236][ T30] r5:859c538c r4:84ffc600 [ 1565.820254][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.820339][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.820373][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.820475][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.820501][ T30] r4:84ffc600 [ 1565.820544][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.820630][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.820668][ T30] r4:00000001 [ 1565.820703][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.820766][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.820798][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.820835][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.820866][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.820907][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.820928][ T30] r4:84ff4e80 [ 1565.820970][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1565.842535][ T30] INFO: task kworker/0:184:4997 blocked for more than 430 seconds. [ 1565.842609][ T30] Not tainted syzkaller #0 [ 1565.842625][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.842640][ T30] task:kworker/0:184 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.842694][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.842748][ T30] Call trace: [ 1565.842764][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.842819][ T30] r10:ea9ddd84 r9:00000002 r8:60000013 r7:829171a0 r6:ea9ddd8c r5:8564b000 [ 1565.842831][ T30] r4:8564b000 [ 1565.842839][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.842873][ T30] r5:8564b000 r4:8291719c [ 1565.842912][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.842982][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.843074][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9dde08 [ 1565.843087][ T30] r4:00000000 [ 1565.843095][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.843128][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.843161][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.843199][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933540 [ 1565.843226][ T30] r4:00000000 [ 1565.843248][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.843330][ T30] r9:83018405 r8:8564b000 r7:00000000 r6:83018400 r5:00001000 r4:7f02b000 [ 1565.843342][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.843378][ T30] r5:00001000 r4:dffd1000 [ 1565.843386][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.843417][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.843484][ T30] r5:85981f8c r4:857d1a00 [ 1565.843493][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.843555][ T30] r7:dddcfd80 r6:83018400 r5:85981f8c r4:857d1a00 [ 1565.843578][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.843643][ T30] r10:61c88647 r9:8564b000 r8:857d1a2c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1565.843654][ T30] r4:857d1a00 [ 1565.843662][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.843705][ T30] r10:00000000 r9:857d1a00 r8:80278fec r7:ea935e60 r6:857d1a80 r5:8564b000 [ 1565.843731][ T30] r4:00000001 [ 1565.843739][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.843767][ T30] Exception stack(0xea9ddfb0 to 0xea9ddff8) [ 1565.843785][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.843802][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.843830][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.843866][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.843877][ T30] r4:8545ec00 [ 1565.844586][ T30] INFO: task kworker/0:184:4997 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.844632][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.844720][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.844748][ T30] Call trace: [ 1565.844830][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.844878][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.844889][ T30] r4:00000000 [ 1565.844896][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.844958][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.844982][ T30] dd20: e9abb000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.845001][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.845012][ T30] dd60: 80000113 ffffffff [ 1565.845025][ T30] r5:80000113 r4:80239c10 [ 1565.845032][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.845074][ T30] r4:82acb1e4 [ 1565.845092][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.845161][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.845174][ T30] r4:ea93ddc0 [ 1565.845230][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.845272][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.845282][ T30] r4:00000000 [ 1565.845289][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.845333][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.845342][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.845374][ T30] r5:00001000 r4:ea749000 [ 1565.845412][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.845503][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.845545][ T30] r5:859c538c r4:84ffc600 [ 1565.845554][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.845597][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.845605][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.845644][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.845654][ T30] r4:84ffc600 [ 1565.845661][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.845736][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.845748][ T30] r4:00000001 [ 1565.845767][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.845794][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.845811][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.845840][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.845955][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.845986][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.845996][ T30] r4:84ff4e80 [ 1565.846007][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1565.846028][ T30] INFO: task kworker/1:203:4999 blocked for more than 430 seconds. [ 1565.846049][ T30] Not tainted syzkaller #0 [ 1565.846089][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.846115][ T30] task:kworker/1:203 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.846164][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.846222][ T30] Call trace: [ 1565.846239][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.846280][ T30] r10:ea98dd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea98dd8c r5:84d44800 [ 1565.846291][ T30] r4:84d44800 [ 1565.846298][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.846329][ T30] r5:84d44800 r4:8291719c [ 1565.846337][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.846366][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.846404][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 [ 1565.846413][ T30] r4:00000000 [ 1565.846420][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.846447][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.846473][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.846542][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874dc0 [ 1565.846553][ T30] r4:00000000 [ 1565.846590][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.846627][ T30] r9:83018605 r8:84d44800 r7:00000000 r6:83018600 r5:00001000 r4:7f02f000 [ 1565.846636][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.846669][ T30] r5:00001000 r4:e00c1000 [ 1565.846676][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.846705][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.846774][ T30] r5:859c638c r4:84ffca00 [ 1565.846793][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.846869][ T30] r7:ddde3d80 r6:83018600 r5:859c638c r4:84ffca00 [ 1565.846878][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.846951][ T30] r10:61c88647 r9:84d44800 r8:84ffca2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.846963][ T30] r4:84ffca00 [ 1565.846985][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.847025][ T30] r10:00000000 r9:84ffca00 r8:80278fec r7:ea941e60 r6:84ffca80 r5:84d44800 [ 1565.847076][ T30] r4:00000001 [ 1565.847086][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.847114][ T30] Exception stack(0xea98dfb0 to 0xea98dff8) [ 1565.847131][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.847148][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.847165][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.847184][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.847194][ T30] r4:85874c40 [ 1565.847805][ T30] INFO: task kworker/1:203:4999 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.847835][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.847877][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.847904][ T30] Call trace: [ 1565.847967][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.848019][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.848030][ T30] r4:00000000 [ 1565.848080][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.848115][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.848177][ T30] dd20: e9abb000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.848198][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.848211][ T30] dd60: 80000113 ffffffff [ 1565.848223][ T30] r5:80000113 r4:80239c10 [ 1565.848231][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.848264][ T30] r4:82acb1e4 [ 1565.848272][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.848326][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.848352][ T30] r4:ea93ddc0 [ 1565.848371][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.848453][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.848465][ T30] r4:00000000 [ 1565.848506][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.848545][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.848554][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.848586][ T30] r5:00001000 r4:ea749000 [ 1565.848608][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.848640][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.848675][ T30] r5:859c538c r4:84ffc600 [ 1565.848683][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.848721][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.848743][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.848784][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.848793][ T30] r4:84ffc600 [ 1565.848803][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.848876][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.848890][ T30] r4:00000001 [ 1565.848897][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.848971][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.848989][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.849020][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.849049][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.849076][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.849086][ T30] r4:84ff4e80 [ 1565.849155][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1565.849174][ T30] INFO: task kworker/1:204:5000 blocked for more than 430 seconds. [ 1565.849194][ T30] Not tainted syzkaller #0 [ 1565.849206][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.849233][ T30] task:kworker/1:204 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.849282][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.849308][ T30] Call trace: [ 1565.849360][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.849425][ T30] r10:ea8add84 r9:00000002 r8:60000013 r7:829171a0 r6:ea8add8c r5:84d45400 [ 1565.849437][ T30] r4:84d45400 [ 1565.849443][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.849509][ T30] r5:84d45400 r4:8291719c [ 1565.849517][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.849547][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.849585][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8ade08 [ 1565.849609][ T30] r4:00000000 [ 1565.849617][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.849646][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.849672][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.849707][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85697f80 [ 1565.849741][ T30] r4:00000000 [ 1565.849750][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.849786][ T30] r9:83018605 r8:84d45400 r7:00000000 r6:83018600 r5:00001000 r4:7f03b000 [ 1565.849794][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.849884][ T30] r5:00001000 r4:ea747000 [ 1565.849893][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.849922][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.849955][ T30] r5:859c478c r4:84ffcb00 [ 1565.849995][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.850048][ T30] r7:ddde3d80 r6:83018600 r5:859c478c r4:84ffcb00 [ 1565.850077][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.850118][ T30] r10:61c88647 r9:84d45400 r8:84ffcb2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.850127][ T30] r4:84ffcb00 [ 1565.850135][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.850171][ T30] r10:00000000 r9:84ffcb00 r8:80278fec r7:ea941e60 r6:84ffcb80 r5:84d45400 [ 1565.850196][ T30] r4:00000001 [ 1565.850371][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.886914][ T30] Exception stack(0xea8adfb0 to 0xea8adff8) [ 1565.887036][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.887073][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.887126][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.887181][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.887207][ T30] r4:85874f00 [ 1565.888169][ T30] INFO: task kworker/1:204:5000 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.888244][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.888399][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.888531][ T30] Call trace: [ 1565.888645][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.888756][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.888789][ T30] r4:00000000 [ 1565.888809][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.888876][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.888921][ T30] dd20: e9ae2000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.888960][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.888985][ T30] dd60: 80000113 ffffffff [ 1565.889040][ T30] r5:80000113 r4:80239c10 [ 1565.889076][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.889155][ T30] r4:82acb1e4 [ 1565.889186][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.889264][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.889288][ T30] r4:ea93ddc0 [ 1565.889315][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.889452][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.889482][ T30] r4:00000000 [ 1565.889500][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.889574][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.889593][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.889655][ T30] r5:00001000 r4:ea749000 [ 1565.889673][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.889727][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.889792][ T30] r5:859c538c r4:84ffc600 [ 1565.889810][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.889880][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.889896][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.889971][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.889993][ T30] r4:84ffc600 [ 1565.890012][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.890099][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.890139][ T30] r4:00000001 [ 1565.890154][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.890207][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.890312][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.890358][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.890391][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.890430][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.890452][ T30] r4:84ff4e80 [ 1565.890473][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1565.890515][ T30] INFO: task kworker/1:205:5002 blocked for more than 430 seconds. [ 1565.890581][ T30] Not tainted syzkaller #0 [ 1565.890615][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.890658][ T30] task:kworker/1:205 state:D stack:0 pid:5002 tgid:5002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.890770][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.890907][ T30] Call trace: [ 1565.890954][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.891043][ T30] r10:ea8e1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea8e1d8c r5:84d46c00 [ 1565.891079][ T30] r4:84d46c00 [ 1565.891096][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.891183][ T30] r5:84d46c00 r4:8291719c [ 1565.891204][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.891270][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.891373][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e1e08 [ 1565.891400][ T30] r4:00000000 [ 1565.891536][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.918516][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.918707][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.918785][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858748c0 [ 1565.918813][ T30] r4:00000000 [ 1565.918840][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.918923][ T30] r9:83018605 r8:84d46c00 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1565.919279][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.919392][ T30] r5:00001000 r4:ea2b5000 [ 1565.919411][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.919473][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.919544][ T30] r5:859c6f8c r4:84ffcc80 [ 1565.919561][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.919660][ T30] r7:ddde3d80 r6:83018600 r5:859c6f8c r4:84ffcc80 [ 1565.919683][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.919867][ T30] r10:61c88647 r9:84d46c00 r8:84ffccac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.919893][ T30] r4:84ffcc80 [ 1565.919967][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.920056][ T30] r10:00000000 r9:84ffcc80 r8:80278fec r7:ea941e60 r6:84ffcd00 r5:84d46c00 [ 1565.920088][ T30] r4:00000001 [ 1565.920104][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.920161][ T30] Exception stack(0xea8e1fb0 to 0xea8e1ff8) [ 1565.920203][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1565.920241][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.920273][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.920367][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.920405][ T30] r4:85874940 [ 1565.932639][ T30] INFO: task kworker/1:205:5002 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.932943][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.933091][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.933394][ T30] Call trace: [ 1565.933457][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.933568][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.933591][ T30] r4:00000000 [ 1565.933609][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.933688][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.933768][ T30] dd20: e9e29000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.933810][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.933835][ T30] dd60: 80000113 ffffffff [ 1565.933863][ T30] r5:80000113 r4:80239c10 [ 1565.933930][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.934002][ T30] r4:82acb1e4 [ 1565.934021][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.934108][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.934436][ T30] r4:ea93ddc0 [ 1565.934491][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.934693][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.934763][ T30] r4:00000000 [ 1565.934783][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.934863][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.934881][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.934971][ T30] r5:00001000 r4:ea749000 [ 1565.935024][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.935099][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.935212][ T30] r5:859c538c r4:84ffc600 [ 1565.935233][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.935324][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.935347][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.935425][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.935446][ T30] r4:84ffc600 [ 1565.935485][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.935593][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.935618][ T30] r4:00000001 [ 1565.935635][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.935688][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.935754][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.935950][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.935994][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.936060][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.936214][ T30] r4:84ff4e80 [ 1565.936244][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1565.936406][ T30] INFO: task kworker/1:206:5005 blocked for more than 430 seconds. [ 1565.936496][ T30] Not tainted syzkaller #0 [ 1565.936529][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.936584][ T30] task:kworker/1:206 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.936879][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.936939][ T30] Call trace: [ 1565.936969][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.937054][ T30] r10:ea8e5d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea8e5d8c r5:84d43c00 [ 1565.937235][ T30] r4:84d43c00 [ 1565.937282][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.937371][ T30] r5:84d43c00 r4:8291719c [ 1565.937390][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.937505][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.937593][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e5e08 [ 1565.937627][ T30] r4:00000000 [ 1565.937647][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.937706][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.937766][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.938032][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592a600 [ 1565.938079][ T30] r4:00000000 [ 1565.938097][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.938207][ T30] r9:83018605 r8:84d43c00 r7:00000000 r6:83018600 r5:00001000 r4:7f03f000 [ 1565.938278][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.938350][ T30] r5:00001000 r4:ea893000 [ 1565.938369][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.938430][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.938503][ T30] r5:859bff8c r4:84ffcd80 [ 1565.938520][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.938632][ T30] r7:ddde3d80 r6:83018600 r5:859bff8c r4:84ffcd80 [ 1565.938685][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.938789][ T30] r10:61c88647 r9:84d43c00 r8:84ffcdac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.938812][ T30] r4:84ffcd80 [ 1565.938827][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.939057][ T30] r10:00000000 r9:84ffcd80 r8:80278fec r7:ea8ade60 r6:84ffce00 r5:84d43c00 [ 1565.939118][ T30] r4:00000001 [ 1565.939136][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.939189][ T30] Exception stack(0xea8e5fb0 to 0xea8e5ff8) [ 1565.939224][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1565.939260][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.939330][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.939377][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.939508][ T30] r4:8592c840 [ 1565.940655][ T30] INFO: task kworker/1:206:5005 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.940713][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.940886][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.940945][ T30] Call trace: [ 1565.940974][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.941071][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.941095][ T30] r4:00000000 [ 1565.941110][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.941235][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.941281][ T30] dd20: e9e29000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.941317][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.941478][ T30] dd60: 80000113 ffffffff [ 1565.983349][ T30] r5:80000113 r4:80239c10 [ 1565.983442][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.983567][ T30] r4:82acb1e4 [ 1565.983586][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.983665][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.983703][ T30] r4:ea93ddc0 [ 1565.983756][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.983876][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.983904][ T30] r4:00000000 [ 1565.984021][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.984118][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.984137][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.984210][ T30] r5:00001000 r4:ea749000 [ 1565.984229][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.984337][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.984413][ T30] r5:859c538c r4:84ffc600 [ 1565.984432][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.984577][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.984600][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.984684][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.984705][ T30] r4:84ffc600 [ 1565.984723][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.984801][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1565.984822][ T30] r4:00000001 [ 1565.984839][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.984893][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1565.984966][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1565.985006][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.985076][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.985164][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.985187][ T30] r4:84ff4e80 [ 1565.985216][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1565.993112][ T30] INFO: task kworker/1:207:5007 blocked for more than 430 seconds. [ 1565.993234][ T30] Not tainted syzkaller #0 [ 1565.993263][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1565.993289][ T30] task:kworker/1:207 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.993738][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.993903][ T30] Call trace: [ 1565.993953][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1565.994059][ T30] r10:ea8f5d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea8f5d8c r5:84d40c00 [ 1565.994158][ T30] r4:84d40c00 [ 1565.994179][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1565.994248][ T30] r5:84d40c00 r4:8291719c [ 1565.994266][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1565.994329][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1565.994411][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f5e08 [ 1565.994449][ T30] r4:00000000 [ 1565.994468][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1565.994528][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1565.994656][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.994887][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592b140 [ 1565.994913][ T30] r4:00000000 [ 1565.994974][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.995058][ T30] r9:83018605 r8:84d40c00 r7:00000000 r6:83018600 r5:00001000 r4:7f00b000 [ 1565.995128][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.995205][ T30] r5:00001000 r4:df95f000 [ 1565.995222][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.995366][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.995441][ T30] r5:8578978c r4:84ffce80 [ 1565.995459][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.995541][ T30] r7:ddde3d80 r6:83018600 r5:8578978c r4:84ffce80 [ 1565.995560][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.995654][ T30] r10:61c88647 r9:84d40c00 r8:84ffceac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1565.995708][ T30] r4:84ffce80 [ 1565.995730][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1565.995814][ T30] r10:00000000 r9:84ffce80 r8:80278fec r7:ea8e5e60 r6:84ffcf00 r5:84d40c00 [ 1565.995902][ T30] r4:00000001 [ 1565.996001][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1565.996088][ T30] Exception stack(0xea8f5fb0 to 0xea8f5ff8) [ 1565.996128][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1565.996165][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1565.996220][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1565.996270][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1565.996292][ T30] r4:8592a400 [ 1565.997238][ T30] INFO: task kworker/1:207:5007 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1565.997303][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1565.997424][ T30] Workqueue: events bpf_prog_free_deferred [ 1565.997537][ T30] Call trace: [ 1565.997608][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1565.997702][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1565.997747][ T30] r4:00000000 [ 1565.997766][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1565.998025][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1565.998085][ T30] dd20: ea094000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1565.998125][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1565.998311][ T30] dd60: 80000113 ffffffff [ 1565.998351][ T30] r5:80000113 r4:80239c10 [ 1565.998369][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1565.998443][ T30] r4:82acb1e4 [ 1565.998482][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1565.998565][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1565.998586][ T30] r4:ea93ddc0 [ 1565.998603][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1565.998721][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1565.998745][ T30] r4:00000000 [ 1565.998763][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1565.999095][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1565.999119][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1565.999213][ T30] r5:00001000 r4:ea749000 [ 1565.999234][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1565.999296][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1565.999371][ T30] r5:859c538c r4:84ffc600 [ 1565.999390][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1565.999473][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1565.999491][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1565.999699][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.022983][ T30] r4:84ffc600 [ 1566.023101][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.023257][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.023284][ T30] r4:00000001 [ 1566.023332][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.023485][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.023533][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.023572][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.023606][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.023651][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.023672][ T30] r4:84ff4e80 [ 1566.024055][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.024181][ T30] INFO: task kworker/1:208:5009 blocked for more than 430 seconds. [ 1566.024260][ T30] Not tainted syzkaller #0 [ 1566.024312][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.024662][ T30] task:kworker/1:208 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.025031][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.025169][ T30] Call trace: [ 1566.025248][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.025351][ T30] r10:ea8b1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea8b1d8c r5:84d40000 [ 1566.025375][ T30] r4:84d40000 [ 1566.025392][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.025456][ T30] r5:84d40000 r4:8291719c [ 1566.025473][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.025536][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.025614][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8b1e08 [ 1566.025635][ T30] r4:00000000 [ 1566.025831][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.025895][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.025957][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.026101][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933280 [ 1566.026127][ T30] r4:00000000 [ 1566.026143][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.026234][ T30] r9:83018605 r8:84d40000 r7:00000000 r6:83018600 r5:00001000 r4:7f045000 [ 1566.026292][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.026373][ T30] r5:00001000 r4:ea9af000 [ 1566.026427][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.026494][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.026663][ T30] r5:859c738c r4:84ffcf80 [ 1566.026683][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.026761][ T30] r7:ddde3d80 r6:83018600 r5:859c738c r4:84ffcf80 [ 1566.026779][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.026901][ T30] r10:61c88647 r9:84d40000 r8:84ffcfac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.027045][ T30] r4:84ffcf80 [ 1566.027218][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.027410][ T30] r10:00000000 r9:84ffcf80 r8:80278fec r7:ea8f5e60 r6:84fed000 r5:84d40000 [ 1566.027658][ T30] r4:00000001 [ 1566.027817][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.027962][ T30] Exception stack(0xea8b1fb0 to 0xea8b1ff8) [ 1566.028005][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1566.028087][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.028221][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.028263][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.028590][ T30] r4:85922580 [ 1566.029769][ T30] INFO: task kworker/1:208:5009 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.029830][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.029937][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.030005][ T30] Call trace: [ 1566.030034][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.030140][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.030206][ T30] r4:00000000 [ 1566.030225][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.030291][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.030396][ T30] dd20: ea10b000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.030517][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.030545][ T30] dd60: 80000113 ffffffff [ 1566.030573][ T30] r5:80000113 r4:80239c10 [ 1566.030591][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.030700][ T30] r4:82acb1e4 [ 1566.030801][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.030883][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.030905][ T30] r4:ea93ddc0 [ 1566.030943][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.031296][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.031349][ T30] r4:00000000 [ 1566.031423][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.087315][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.087397][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.087524][ T30] r5:00001000 r4:ea749000 [ 1566.087543][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.087604][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.087675][ T30] r5:859c538c r4:84ffc600 [ 1566.087695][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.087775][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.087791][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.087870][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.087889][ T30] r4:84ffc600 [ 1566.087907][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.088026][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.088047][ T30] r4:00000001 [ 1566.088073][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.088126][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.088169][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.088206][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.088242][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.088284][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.088305][ T30] r4:84ff4e80 [ 1566.088337][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.088389][ T30] INFO: task kworker/1:209:5010 blocked for more than 430 seconds. [ 1566.088441][ T30] Not tainted syzkaller #0 [ 1566.088468][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.088494][ T30] task:kworker/1:209 state:D stack:0 pid:5010 tgid:5010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.088601][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.088662][ T30] Call trace: [ 1566.088695][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.088779][ T30] r10:ea9e9d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea9e9d8c r5:84d46000 [ 1566.088803][ T30] r4:84d46000 [ 1566.088819][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.088882][ T30] r5:84d46000 r4:8291719c [ 1566.088901][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.088958][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.089033][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e9e08 [ 1566.089062][ T30] r4:00000000 [ 1566.089079][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.089135][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.089194][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.089292][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85697e00 [ 1566.089337][ T30] r4:00000000 [ 1566.089353][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.089453][ T30] r9:83018605 r8:84d46000 r7:00000000 r6:83018600 r5:00001000 r4:7f041000 [ 1566.089497][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.089570][ T30] r5:00001000 r4:ea8e7000 [ 1566.089627][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.089688][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.089752][ T30] r5:859bd38c r4:84fed080 [ 1566.089767][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.089896][ T30] r7:ddde3d80 r6:83018600 r5:859bd38c r4:84fed080 [ 1566.089916][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.089993][ T30] r10:61c88647 r9:84d46000 r8:84fed0ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.090014][ T30] r4:84fed080 [ 1566.090028][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.090113][ T30] r10:00000000 r9:84fed080 r8:80278fec r7:ea8f5e60 r6:84fed100 r5:84d46000 [ 1566.090132][ T30] r4:00000001 [ 1566.090146][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.090197][ T30] Exception stack(0xea9e9fb0 to 0xea9e9ff8) [ 1566.090275][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.090315][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.090432][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.090475][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.090499][ T30] r4:858afa00 [ 1566.112440][ T30] INFO: task kworker/1:209:5010 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.112559][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.112705][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.112803][ T30] Call trace: [ 1566.112834][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.112934][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.112957][ T30] r4:00000000 [ 1566.112973][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.113094][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.113142][ T30] dd20: ea5a3000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.113206][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.113232][ T30] dd60: 80000113 ffffffff [ 1566.113262][ T30] r5:80000113 r4:80239c10 [ 1566.113278][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.113349][ T30] r4:82acb1e4 [ 1566.113367][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.113442][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.113462][ T30] r4:ea93ddc0 [ 1566.113478][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.113547][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.113567][ T30] r4:00000000 [ 1566.113584][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.113661][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.113678][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.113742][ T30] r5:00001000 r4:ea749000 [ 1566.113757][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.113815][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.113881][ T30] r5:859c538c r4:84ffc600 [ 1566.113897][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.113965][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.113980][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.114094][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.114168][ T30] r4:84ffc600 [ 1566.114271][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.114356][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.114392][ T30] r4:00000001 [ 1566.114411][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.114463][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.114620][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.114659][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.114691][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.114731][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.114751][ T30] r4:84ff4e80 [ 1566.114777][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.129182][ T30] INFO: task kworker/1:210:5013 blocked for more than 430 seconds. [ 1566.129269][ T30] Not tainted syzkaller #0 [ 1566.129304][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.129334][ T30] task:kworker/1:210 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.129399][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.129558][ T30] Call trace: [ 1566.129577][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.129651][ T30] r10:ea9e5d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea9e5d8c r5:84d58c00 [ 1566.129665][ T30] r4:84d58c00 [ 1566.129687][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.129736][ T30] r5:84d58c00 r4:8291719c [ 1566.129745][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.129776][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.129815][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 [ 1566.129825][ T30] r4:00000000 [ 1566.129851][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.129881][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.129912][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.129969][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545e980 [ 1566.129980][ T30] r4:00000000 [ 1566.129988][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.130026][ T30] r9:83018605 r8:84d58c00 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.130035][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.130107][ T30] r5:00001000 r4:ea85b000 [ 1566.130117][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.130148][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.130195][ T30] r5:85980f8c r4:84fed200 [ 1566.130213][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.130255][ T30] r7:ddde3d80 r6:83018600 r5:85980f8c r4:84fed200 [ 1566.130263][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.130301][ T30] r10:61c88647 r9:84d58c00 r8:84fed22c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.130315][ T30] r4:84fed200 [ 1566.130333][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.130375][ T30] r10:00000000 r9:84fed200 r8:80278fec r7:ea8b1e60 r6:84fed280 r5:84d58c00 [ 1566.130407][ T30] r4:00000001 [ 1566.130416][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.130444][ T30] Exception stack(0xea9e5fb0 to 0xea9e5ff8) [ 1566.130484][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1566.130515][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.130532][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.130552][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.130562][ T30] r4:8592b180 [ 1566.131248][ T30] INFO: task kworker/1:210:5013 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.131292][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.131462][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.142843][ T30] Call trace: [ 1566.142944][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.143084][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.143107][ T30] r4:00000000 [ 1566.143149][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.143224][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.143271][ T30] dd20: ea6ca000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.143315][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.143341][ T30] dd60: 80000113 ffffffff [ 1566.143369][ T30] r5:80000113 r4:80239c10 [ 1566.143386][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.143452][ T30] r4:82acb1e4 [ 1566.143470][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.143538][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.143564][ T30] r4:ea93ddc0 [ 1566.143583][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.143654][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.143693][ T30] r4:00000000 [ 1566.143737][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.143817][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.143836][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.143906][ T30] r5:00001000 r4:ea749000 [ 1566.143957][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.144017][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.144078][ T30] r5:859c538c r4:84ffc600 [ 1566.144094][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.144169][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.144201][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.144294][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.144323][ T30] r4:84ffc600 [ 1566.144339][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.144413][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.144431][ T30] r4:00000001 [ 1566.144447][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.144498][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.144529][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.144563][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.144592][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.144627][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.144647][ T30] r4:84ff4e80 [ 1566.144698][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.144743][ T30] INFO: task kworker/0:185:5016 blocked for more than 430 seconds. [ 1566.144827][ T30] Not tainted syzkaller #0 [ 1566.145054][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.145096][ T30] task:kworker/0:185 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.145194][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.145247][ T30] Call trace: [ 1566.145274][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.145352][ T30] r10:ea945d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea945d8c r5:8564e000 [ 1566.145374][ T30] r4:8564e000 [ 1566.145389][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.145446][ T30] r5:8564e000 r4:8291719c [ 1566.145461][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.145518][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.145605][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea945e08 [ 1566.145630][ T30] r4:00000000 [ 1566.145662][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.145717][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.145767][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.145831][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592b600 [ 1566.145851][ T30] r4:00000000 [ 1566.145865][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.145932][ T30] r9:83018405 r8:8564e000 r7:00000000 r6:83018400 r5:00001000 r4:7f033000 [ 1566.145952][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.146014][ T30] r5:00001000 r4:ea465000 [ 1566.146031][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.146091][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.146151][ T30] r5:8579578c r4:857d1b00 [ 1566.146166][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.146227][ T30] r7:dddcfd80 r6:83018400 r5:8579578c r4:857d1b00 [ 1566.146522][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.146626][ T30] r10:61c88647 r9:8564e000 r8:857d1b2c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.146650][ T30] r4:857d1b00 [ 1566.146684][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.146764][ T30] r10:00000000 r9:857d1b00 r8:80278fec r7:ea96de60 r6:857d1b80 r5:8564e000 [ 1566.146783][ T30] r4:00000001 [ 1566.146795][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.146847][ T30] Exception stack(0xea945fb0 to 0xea945ff8) [ 1566.146988][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1566.147031][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.147061][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.147096][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.147116][ T30] r4:85922d40 [ 1566.180628][ T30] INFO: task kworker/0:185:5016 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.180765][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.180890][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.180996][ T30] Call trace: [ 1566.181068][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.181295][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.181333][ T30] r4:00000000 [ 1566.181353][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.181420][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.181463][ T30] dd20: ea865000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.184746][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.184837][ T30] dd60: 80000113 ffffffff [ 1566.184867][ T30] r5:80000113 r4:80239c10 [ 1566.184885][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.184980][ T30] r4:82acb1e4 [ 1566.184997][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.185092][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.185125][ T30] r4:ea93ddc0 [ 1566.185139][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.185211][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.185254][ T30] r4:00000000 [ 1566.185273][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.185351][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.185369][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.185432][ T30] r5:00001000 r4:ea749000 [ 1566.185448][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.185501][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.185563][ T30] r5:859c538c r4:84ffc600 [ 1566.185579][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.185649][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.185666][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.185738][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.185758][ T30] r4:84ffc600 [ 1566.185773][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.185844][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.185862][ T30] r4:00000001 [ 1566.185875][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.185922][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.185955][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.185988][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.186018][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.186054][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.186081][ T30] r4:84ff4e80 [ 1566.186106][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.186172][ T30] INFO: task kworker/0:186:5018 blocked for more than 430 seconds. [ 1566.186222][ T30] Not tainted syzkaller #0 [ 1566.186247][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.186268][ T30] task:kworker/0:186 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.186397][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.186456][ T30] Call trace: [ 1566.186486][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.186566][ T30] r10:ea951d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea951d8c r5:8564d400 [ 1566.186586][ T30] r4:8564d400 [ 1566.186601][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.186679][ T30] r5:8564d400 r4:8291719c [ 1566.186700][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.186760][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.186834][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea951e08 [ 1566.186853][ T30] r4:00000000 [ 1566.186867][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.186919][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.186971][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.187039][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85933480 [ 1566.187106][ T30] r4:00000000 [ 1566.187126][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.187193][ T30] r9:83018405 r8:8564d400 r7:00000000 r6:83018400 r5:00001000 r4:7f035000 [ 1566.187208][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.187264][ T30] r5:00001000 r4:ea628000 [ 1566.187278][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.187346][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.187413][ T30] r5:85794f8c r4:857d1c80 [ 1566.187429][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.187503][ T30] r7:dddcfd80 r6:83018400 r5:85794f8c r4:857d1c80 [ 1566.187538][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.187618][ T30] r10:61c88647 r9:8564d400 r8:857d1cac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.187652][ T30] r4:857d1c80 [ 1566.187743][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.187823][ T30] r10:00000000 r9:857d1c80 r8:80278fec r7:ea96de60 r6:857d1d00 r5:8564d400 [ 1566.187843][ T30] r4:00000001 [ 1566.187857][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.187904][ T30] Exception stack(0xea951fb0 to 0xea951ff8) [ 1566.187973][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1566.188007][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.188035][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.188106][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.188129][ T30] r4:8592b580 [ 1566.189252][ T30] INFO: task kworker/0:186:5018 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.189599][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.189843][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.189935][ T30] Call trace: [ 1566.189968][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.190073][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.190095][ T30] r4:00000000 [ 1566.190112][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.190178][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.190225][ T30] dd20: ea865000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.190280][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.190308][ T30] dd60: 80000113 ffffffff [ 1566.190366][ T30] r5:80000113 r4:80239c10 [ 1566.190387][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.190482][ T30] r4:82acb1e4 [ 1566.190503][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.190579][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.190606][ T30] r4:ea93ddc0 [ 1566.190649][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.190735][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.190758][ T30] r4:00000000 [ 1566.190777][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.190859][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.190880][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.190953][ T30] r5:00001000 r4:ea749000 [ 1566.190993][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.191067][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.191163][ T30] r5:859c538c r4:84ffc600 [ 1566.191193][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.191291][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.191309][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.191467][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.258964][ T30] r4:84ffc600 [ 1566.259099][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.259318][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.259410][ T30] r4:00000001 [ 1566.259433][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.259512][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.259565][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.259626][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.259658][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.259694][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.259712][ T30] r4:84ff4e80 [ 1566.259736][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.260088][ T30] INFO: task kworker/0:187:5019 blocked for more than 430 seconds. [ 1566.260149][ T30] Not tainted syzkaller #0 [ 1566.260248][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.260349][ T30] task:kworker/0:187 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.260451][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.260518][ T30] Call trace: [ 1566.260548][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.260631][ T30] r10:ea971d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea971d8c r5:8564ec00 [ 1566.260648][ T30] r4:8564ec00 [ 1566.260663][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.260722][ T30] r5:8564ec00 r4:8291719c [ 1566.260757][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.260821][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.260895][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea971e08 [ 1566.260916][ T30] r4:00000000 [ 1566.260931][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.260999][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.261061][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.261126][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ff4140 [ 1566.261175][ T30] r4:00000000 [ 1566.261194][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.261266][ T30] r9:83018405 r8:8564ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f043000 [ 1566.261283][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.261353][ T30] r5:00001000 r4:ea967000 [ 1566.261416][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.261725][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.279279][ T30] r5:8598178c r4:857d1d80 [ 1566.279355][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.279519][ T30] r7:dddcfd80 r6:83018400 r5:8598178c r4:857d1d80 [ 1566.279541][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.279624][ T30] r10:61c88647 r9:8564ec00 r8:857d1dac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.279645][ T30] r4:857d1d80 [ 1566.279662][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.279736][ T30] r10:00000000 r9:857d1d80 r8:80278fec r7:ea96de60 r6:857d1e00 r5:8564ec00 [ 1566.279775][ T30] r4:00000001 [ 1566.279794][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.279852][ T30] Exception stack(0xea971fb0 to 0xea971ff8) [ 1566.279907][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1566.280001][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.280039][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.280087][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.280109][ T30] r4:8592c840 [ 1566.281239][ T30] INFO: task kworker/0:187:5019 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.281297][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.281418][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.281485][ T30] Call trace: [ 1566.281714][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.296713][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.296793][ T30] r4:00000000 [ 1566.296813][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.296919][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.296964][ T30] dd20: eacd5000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.296997][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.297022][ T30] dd60: 80000113 ffffffff [ 1566.297087][ T30] r5:80000113 r4:80239c10 [ 1566.297196][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.297278][ T30] r4:82acb1e4 [ 1566.297295][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.297378][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.297399][ T30] r4:ea93ddc0 [ 1566.297468][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.297558][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.297608][ T30] r4:00000000 [ 1566.297629][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.297702][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.297721][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.297797][ T30] r5:00001000 r4:ea749000 [ 1566.297824][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.297879][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.297943][ T30] r5:859c538c r4:84ffc600 [ 1566.297980][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.298059][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.298088][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.298165][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.298187][ T30] r4:84ffc600 [ 1566.298203][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.298279][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.298300][ T30] r4:00000001 [ 1566.298324][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.298380][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.298428][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.298461][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.298493][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.298563][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.298589][ T30] r4:84ff4e80 [ 1566.298617][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.298663][ T30] INFO: task kworker/1:211:5022 blocked for more than 430 seconds. [ 1566.298713][ T30] Not tainted syzkaller #0 [ 1566.298741][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.298765][ T30] task:kworker/1:211 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.298861][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.298919][ T30] Call trace: [ 1566.298949][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.299025][ T30] r10:ea979d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea979d8c r5:84d5a400 [ 1566.299049][ T30] r4:84d5a400 [ 1566.299087][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.299155][ T30] r5:84d5a400 r4:8291719c [ 1566.299169][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.299216][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.299285][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea979e08 [ 1566.299347][ T30] r4:00000000 [ 1566.299369][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.299473][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.299530][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.299599][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592da00 [ 1566.299619][ T30] r4:00000000 [ 1566.299637][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.299706][ T30] r9:83018605 r8:84d5a400 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1566.299722][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.299880][ T30] r5:00001000 r4:ea2f7000 [ 1566.299946][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.300011][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.300083][ T30] r5:859bdf8c r4:84fed300 [ 1566.300099][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.300174][ T30] r7:ddde3d80 r6:83018600 r5:859bdf8c r4:84fed300 [ 1566.300191][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.300269][ T30] r10:61c88647 r9:84d5a400 r8:84fed32c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.300290][ T30] r4:84fed300 [ 1566.300317][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.300395][ T30] r10:00000000 r9:84fed300 r8:80278fec r7:ea8b1e60 r6:84fed380 r5:84d5a400 [ 1566.300416][ T30] r4:00000001 [ 1566.300441][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.300494][ T30] Exception stack(0xea979fb0 to 0xea979ff8) [ 1566.300526][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.300562][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.300596][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.300636][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.300656][ T30] r4:85915b40 [ 1566.323892][ T30] INFO: task kworker/1:211:5022 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.324064][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.324207][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.324304][ T30] Call trace: [ 1566.324409][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.324506][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.324529][ T30] r4:00000000 [ 1566.324547][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.324604][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.324799][ T30] dd20: ead53000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.324842][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.324862][ T30] dd60: 80000113 ffffffff [ 1566.324888][ T30] r5:80000113 r4:80239c10 [ 1566.324903][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.324969][ T30] r4:82acb1e4 [ 1566.324984][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.325048][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.325085][ T30] r4:ea93ddc0 [ 1566.325101][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.325167][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.325204][ T30] r4:00000000 [ 1566.325251][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.325329][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.325390][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.325461][ T30] r5:00001000 r4:ea749000 [ 1566.325478][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.325535][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.325596][ T30] r5:859c538c r4:84ffc600 [ 1566.325620][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.325692][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.325710][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.325780][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.325825][ T30] r4:84ffc600 [ 1566.325847][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.325916][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.325937][ T30] r4:00000001 [ 1566.325972][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.326038][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.326092][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.326128][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.326158][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.326193][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.326211][ T30] r4:84ff4e80 [ 1566.326234][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.326272][ T30] INFO: task kworker/0:188:5024 blocked for more than 431 seconds. [ 1566.326323][ T30] Not tainted syzkaller #0 [ 1566.326351][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.326374][ T30] task:kworker/0:188 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.326433][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.326507][ T30] Call trace: [ 1566.326606][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.326687][ T30] r10:ea981d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea981d8c r5:84d5b000 [ 1566.326708][ T30] r4:84d5b000 [ 1566.326723][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.326784][ T30] r5:84d5b000 r4:8291719c [ 1566.326799][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.326853][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.327265][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea981e08 [ 1566.327299][ T30] r4:00000000 [ 1566.327319][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.327381][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.327435][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.327509][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938980 [ 1566.327542][ T30] r4:00000000 [ 1566.327557][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.327624][ T30] r9:83018405 r8:84d5b000 r7:00000000 r6:83018400 r5:00001000 r4:7f047000 [ 1566.327650][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.327715][ T30] r5:00001000 r4:ea9cd000 [ 1566.327729][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.327780][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.327839][ T30] r5:859bc78c r4:857d1e80 [ 1566.327856][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.327951][ T30] r7:dddcfd80 r6:83018400 r5:859bc78c r4:857d1e80 [ 1566.327968][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.328042][ T30] r10:61c88647 r9:84d5b000 r8:857d1eac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.328309][ T30] r4:857d1e80 [ 1566.328447][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.328611][ T30] r10:00000000 r9:857d1e80 r8:80278fec r7:ea96de60 r6:84fed400 r5:84d5b000 [ 1566.328634][ T30] r4:00000001 [ 1566.328649][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.328705][ T30] Exception stack(0xea981fb0 to 0xea981ff8) [ 1566.328782][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1566.328835][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.328869][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.328911][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.328935][ T30] r4:85938600 [ 1566.330010][ T30] INFO: task kworker/0:188:5024 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.330094][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.330219][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.330282][ T30] Call trace: [ 1566.330315][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.330405][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.330426][ T30] r4:00000000 [ 1566.330441][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.330504][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.330784][ T30] dd20: ead53000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.330965][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.330999][ T30] dd60: 80000113 ffffffff [ 1566.331024][ T30] r5:80000113 r4:80239c10 [ 1566.331040][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.331124][ T30] r4:82acb1e4 [ 1566.331140][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.331212][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.331231][ T30] r4:ea93ddc0 [ 1566.331247][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.331366][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.331391][ T30] r4:00000000 [ 1566.331743][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.367034][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.367385][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.367626][ T30] r5:00001000 r4:ea749000 [ 1566.367666][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.367735][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.367805][ T30] r5:859c538c r4:84ffc600 [ 1566.367866][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.367998][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.368084][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.368178][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.368200][ T30] r4:84ffc600 [ 1566.368216][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.368304][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.368350][ T30] r4:00000001 [ 1566.368368][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.368421][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.368460][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.368520][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.368555][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.368592][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.368613][ T30] r4:84ff4e80 [ 1566.368647][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.380263][ T30] INFO: task kworker/0:189:5027 blocked for more than 431 seconds. [ 1566.380411][ T30] Not tainted syzkaller #0 [ 1566.380439][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.380465][ T30] task:kworker/0:189 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.380570][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.380679][ T30] Call trace: [ 1566.380794][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.381094][ T30] r10:ea975d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea975d8c r5:85648000 [ 1566.381139][ T30] r4:85648000 [ 1566.381157][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.381231][ T30] r5:85648000 r4:8291719c [ 1566.381251][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.381352][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.381640][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea975e08 [ 1566.389298][ T30] r4:00000000 [ 1566.389385][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.389488][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.389551][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.389620][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938e40 [ 1566.389640][ T30] r4:00000000 [ 1566.389656][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.389721][ T30] r9:83018405 r8:85648000 r7:00000000 r6:83018400 r5:00001000 r4:7f03b000 [ 1566.389757][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.389823][ T30] r5:00001000 r4:ea829000 [ 1566.389839][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.389892][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.389947][ T30] r5:85a0878c r4:857d1f00 [ 1566.389963][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.390045][ T30] r7:dddcfd80 r6:83018400 r5:85a0878c r4:857d1f00 [ 1566.390064][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.390145][ T30] r10:61c88647 r9:85648000 r8:857d1f2c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.390166][ T30] r4:857d1f00 [ 1566.390183][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.390268][ T30] r10:00000000 r9:857d1f00 r8:80278fec r7:ea96de60 r6:857d1f80 r5:85648000 [ 1566.390293][ T30] r4:00000001 [ 1566.390322][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.390382][ T30] Exception stack(0xea975fb0 to 0xea975ff8) [ 1566.390421][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1566.390458][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.390490][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.390560][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.390583][ T30] r4:85938900 [ 1566.405840][ T30] INFO: task kworker/0:189:5027 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.405915][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.406013][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.406090][ T30] Call trace: [ 1566.406158][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.406215][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.406255][ T30] r4:00000000 [ 1566.406267][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.406334][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.406370][ T30] dd20: eb3cc000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.406389][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.406401][ T30] dd60: 80000113 ffffffff [ 1566.406425][ T30] r5:80000113 r4:80239c10 [ 1566.406434][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.406470][ T30] r4:82acb1e4 [ 1566.406478][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.406514][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.406523][ T30] r4:ea93ddc0 [ 1566.406531][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.406565][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.406574][ T30] r4:00000000 [ 1566.406581][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.406617][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.406631][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.406687][ T30] r5:00001000 r4:ea749000 [ 1566.406696][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.406725][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.406759][ T30] r5:859c538c r4:84ffc600 [ 1566.406773][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.406841][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.406857][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.406929][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.406939][ T30] r4:84ffc600 [ 1566.406947][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.407016][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.407031][ T30] r4:00000001 [ 1566.407051][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.407084][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.407102][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.407148][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.407168][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.407187][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.407207][ T30] r4:84ff4e80 [ 1566.407223][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.407246][ T30] INFO: task kworker/1:212:5029 blocked for more than 431 seconds. [ 1566.407283][ T30] Not tainted syzkaller #0 [ 1566.407306][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.407337][ T30] task:kworker/1:212 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.407392][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.407446][ T30] Call trace: [ 1566.407477][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.407557][ T30] r10:eaa11d84 r9:00000002 r8:60000113 r7:829171a0 r6:eaa11d8c r5:84d5c800 [ 1566.407569][ T30] r4:84d5c800 [ 1566.407578][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.407614][ T30] r5:84d5c800 r4:8291719c [ 1566.407621][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.407651][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.407720][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 1566.407734][ T30] r4:00000000 [ 1566.407742][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.407771][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.407798][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.407845][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592d600 [ 1566.407868][ T30] r4:00000000 [ 1566.407962][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.408022][ T30] r9:83018605 r8:84d5c800 r7:00000000 r6:83018600 r5:00001000 r4:7f02f000 [ 1566.408031][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.408068][ T30] r5:00001000 r4:e0169000 [ 1566.408075][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.408134][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.408202][ T30] r5:856cab8c r4:84fed500 [ 1566.408211][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.408249][ T30] r7:ddde3d80 r6:83018600 r5:856cab8c r4:84fed500 [ 1566.408258][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.408329][ T30] r10:61c88647 r9:84d5c800 r8:84fed52c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.408353][ T30] r4:84fed500 [ 1566.408361][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.408430][ T30] r10:00000000 r9:84fed500 r8:80278fec r7:ea979e60 r6:84fed580 r5:84d5c800 [ 1566.408441][ T30] r4:00000001 [ 1566.408448][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.408483][ T30] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 1566.408517][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1566.408537][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.408552][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.408572][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.408615][ T30] r4:8592aa80 [ 1566.409305][ T30] INFO: task kworker/1:212:5029 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.409352][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.409516][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.409549][ T30] Call trace: [ 1566.409628][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.409676][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.409686][ T30] r4:00000000 [ 1566.409694][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.409724][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.409744][ T30] dd20: eb3cc000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.409762][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.409775][ T30] dd60: 80000113 ffffffff [ 1566.409787][ T30] r5:80000113 r4:80239c10 [ 1566.409794][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.409827][ T30] r4:82acb1e4 [ 1566.409834][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.409869][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.409878][ T30] r4:ea93ddc0 [ 1566.409886][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.409921][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.409962][ T30] r4:00000000 [ 1566.409999][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.410096][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.410138][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.410173][ T30] r5:00001000 r4:ea749000 [ 1566.410180][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.410258][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.410296][ T30] r5:859c538c r4:84ffc600 [ 1566.410305][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.410361][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.410382][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.410428][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.410438][ T30] r4:84ffc600 [ 1566.410477][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.410546][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.410558][ T30] r4:00000001 [ 1566.410565][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.410590][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.410605][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.410623][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.410638][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.410657][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.410666][ T30] r4:84ff4e80 [ 1566.410676][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.410695][ T30] INFO: task kworker/0:190:5030 blocked for more than 431 seconds. [ 1566.410717][ T30] Not tainted syzkaller #0 [ 1566.410729][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.410741][ T30] task:kworker/0:190 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.410850][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.410876][ T30] Call trace: [ 1566.410922][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.410962][ T30] r10:ea9edd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea9edd8c r5:84d5d400 [ 1566.410971][ T30] r4:84d5d400 [ 1566.411031][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.411094][ T30] r5:84d5d400 r4:8291719c [ 1566.411134][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.411168][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.411209][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1566.411233][ T30] r4:00000000 [ 1566.411242][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.411273][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.411300][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.411481][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938c80 [ 1566.441340][ T30] r4:00000000 [ 1566.442384][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.442483][ T30] r9:83018405 r8:84d5d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1566.442494][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.442532][ T30] r5:00001000 r4:eaa73000 [ 1566.442540][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.442569][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.442602][ T30] r5:85a09b8c r4:85935080 [ 1566.442609][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.442660][ T30] r7:dddcfd80 r6:83018400 r5:85a09b8c r4:85935080 [ 1566.442681][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.442763][ T30] r10:61c88647 r9:84d5d400 r8:859350ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.442784][ T30] r4:85935080 [ 1566.442799][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.442873][ T30] r10:00000000 r9:85935080 r8:80278fec r7:ea975e60 r6:84fed600 r5:84d5d400 [ 1566.442940][ T30] r4:00000001 [ 1566.443006][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.443113][ T30] Exception stack(0xea9edfb0 to 0xea9edff8) [ 1566.443170][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.443204][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.443235][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.443274][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.443292][ T30] r4:85938b80 [ 1566.444018][ T30] INFO: task kworker/0:190:5030 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.444280][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.444430][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.444524][ T30] Call trace: [ 1566.444557][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.444668][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.444731][ T30] r4:00000000 [ 1566.444846][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.444917][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.444959][ T30] dd20: eb3cc000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.444994][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.445015][ T30] dd60: 80000113 ffffffff [ 1566.445043][ T30] r5:80000113 r4:80239c10 [ 1566.445077][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.445152][ T30] r4:82acb1e4 [ 1566.445193][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.445632][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.445686][ T30] r4:ea93ddc0 [ 1566.445711][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.445794][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.445816][ T30] r4:00000000 [ 1566.445831][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.445910][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.445928][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.445997][ T30] r5:00001000 r4:ea749000 [ 1566.446013][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.446083][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.446151][ T30] r5:859c538c r4:84ffc600 [ 1566.446184][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.446270][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.446287][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.446362][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.446381][ T30] r4:84ffc600 [ 1566.446395][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.446493][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.446539][ T30] r4:00000001 [ 1566.446555][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.446609][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.446641][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.446675][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.446705][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.446747][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.446767][ T30] r4:84ff4e80 [ 1566.446792][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.446836][ T30] INFO: task kworker/1:213:5034 blocked for more than 431 seconds. [ 1566.446894][ T30] Not tainted syzkaller #0 [ 1566.446925][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.446978][ T30] task:kworker/1:213 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.447093][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.447170][ T30] Call trace: [ 1566.447202][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.447302][ T30] r10:ea9f1d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea9f1d8c r5:84d5e000 [ 1566.447326][ T30] r4:84d5e000 [ 1566.447379][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.447443][ T30] r5:84d5e000 r4:8291719c [ 1566.447459][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.447525][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.447602][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1566.447622][ T30] r4:00000000 [ 1566.447637][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.447706][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.447762][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.447832][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859332c0 [ 1566.447851][ T30] r4:00000000 [ 1566.447867][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.448073][ T30] r9:83018605 r8:84d5e000 r7:00000000 r6:83018600 r5:00001000 r4:7f03f000 [ 1566.448120][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.448191][ T30] r5:00001000 r4:ea8b7000 [ 1566.448208][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.448307][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.448396][ T30] r5:859d438c r4:84fed680 [ 1566.448573][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.449430][ T30] r7:ddde3d80 r6:83018600 r5:859d438c r4:84fed680 [ 1566.449453][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.450635][ T30] r10:61c88647 r9:84d5e000 r8:84fed6ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.450710][ T30] r4:84fed680 [ 1566.450739][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.450828][ T30] r10:00000000 r9:84fed680 r8:80278fec r7:ea979e60 r6:84fed700 r5:84d5e000 [ 1566.450848][ T30] r4:00000001 [ 1566.450894][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.450962][ T30] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 1566.450998][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1566.451034][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.451095][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.451137][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.451157][ T30] r4:8592dbc0 [ 1566.520279][ T30] INFO: task kworker/1:213:5034 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.520467][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.520634][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.520749][ T30] Call trace: [ 1566.520792][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.520911][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.520942][ T30] r4:00000000 [ 1566.520962][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.521035][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.521086][ T30] dd20: eb694000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.521132][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.521160][ T30] dd60: 80000113 ffffffff [ 1566.521191][ T30] r5:80000113 r4:80239c10 [ 1566.521209][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.521327][ T30] r4:82acb1e4 [ 1566.521351][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.522535][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.522599][ T30] r4:ea93ddc0 [ 1566.522621][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.522750][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.522776][ T30] r4:00000000 [ 1566.522793][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.522892][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.522912][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.522988][ T30] r5:00001000 r4:ea749000 [ 1566.523007][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.523115][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.523184][ T30] r5:859c538c r4:84ffc600 [ 1566.523217][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.523303][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.523327][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.523401][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.523422][ T30] r4:84ffc600 [ 1566.523437][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.523509][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.523531][ T30] r4:00000001 [ 1566.523587][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.523672][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.523715][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.523766][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.523792][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.523814][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.523824][ T30] r4:84ff4e80 [ 1566.523842][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.533246][ T30] INFO: task kworker/1:214:5035 blocked for more than 431 seconds. [ 1566.533412][ T30] Not tainted syzkaller #0 [ 1566.533449][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.533480][ T30] task:kworker/1:214 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.533597][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.533743][ T30] Call trace: [ 1566.533787][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.533899][ T30] r10:ea9f5d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea9f5d8c r5:84d5ec00 [ 1566.533969][ T30] r4:84d5ec00 [ 1566.533993][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.534095][ T30] r5:84d5ec00 r4:8291719c [ 1566.534117][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.534187][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.534270][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 [ 1566.534291][ T30] r4:00000000 [ 1566.534327][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.534395][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.534461][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.534535][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592d580 [ 1566.534556][ T30] r4:00000000 [ 1566.534571][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.534650][ T30] r9:83018605 r8:84d5ec00 r7:00000000 r6:83018600 r5:00001000 r4:7f039000 [ 1566.534669][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.534756][ T30] r5:00001000 r4:ea527000 [ 1566.534779][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.535009][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.535105][ T30] r5:8596ff8c r4:84fed780 [ 1566.535129][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.535238][ T30] r7:ddde3d80 r6:83018600 r5:8596ff8c r4:84fed780 [ 1566.535264][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.535345][ T30] r10:61c88647 r9:84d5ec00 r8:84fed7ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.535369][ T30] r4:84fed780 [ 1566.535388][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.535468][ T30] r10:00000000 r9:84fed780 r8:80278fec r7:ea9f1e60 r6:84fed800 r5:84d5ec00 [ 1566.535741][ T30] r4:00000001 [ 1566.535776][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.536034][ T30] Exception stack(0xea9f5fb0 to 0xea9f5ff8) [ 1566.536094][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1566.536162][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.536264][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.536311][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.536343][ T30] r4:8592dbc0 [ 1566.537440][ T30] INFO: task kworker/1:214:5035 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.537524][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.537631][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.537694][ T30] Call trace: [ 1566.537876][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.538066][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.538184][ T30] r4:00000000 [ 1566.538210][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.538280][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.538325][ T30] dd20: eb805000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.538364][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.538389][ T30] dd60: 80000113 ffffffff [ 1566.538611][ T30] r5:80000113 r4:80239c10 [ 1566.538799][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.538943][ T30] r4:82acb1e4 [ 1566.539290][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.539415][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.539641][ T30] r4:ea93ddc0 [ 1566.539673][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.539840][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.539871][ T30] r4:00000000 [ 1566.539890][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.540063][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.540096][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.540196][ T30] r5:00001000 r4:ea749000 [ 1566.540325][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.540461][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.540549][ T30] r5:859c538c r4:84ffc600 [ 1566.540589][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.540672][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.540690][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.540768][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.540875][ T30] r4:84ffc600 [ 1566.540992][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.541088][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.541226][ T30] r4:00000001 [ 1566.541249][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.541342][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.541382][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.541612][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.575748][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.576066][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.576121][ T30] r4:84ff4e80 [ 1566.576180][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.576263][ T30] INFO: task kworker/0:191:5038 blocked for more than 431 seconds. [ 1566.576338][ T30] Not tainted syzkaller #0 [ 1566.576372][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.576405][ T30] task:kworker/0:191 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.576542][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.576749][ T30] Call trace: [ 1566.576801][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.576972][ T30] r10:eaa15d84 r9:00000002 r8:60000113 r7:829171a0 r6:eaa15d8c r5:84d59800 [ 1566.577033][ T30] r4:84d59800 [ 1566.577079][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.577180][ T30] r5:84d59800 r4:8291719c [ 1566.577260][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.577339][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.577464][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 1566.577490][ T30] r4:00000000 [ 1566.577510][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.577570][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.577640][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.577706][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85938cc0 [ 1566.577725][ T30] r4:00000000 [ 1566.577741][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.577805][ T30] r9:83018405 r8:84d59800 r7:00000000 r6:83018400 r5:00001000 r4:7f041000 [ 1566.577821][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.577904][ T30] r5:00001000 r4:ea963000 [ 1566.577921][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.577977][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.578091][ T30] r5:85a08b8c r4:85935100 [ 1566.578115][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.578201][ T30] r7:dddcfd80 r6:83018400 r5:85a08b8c r4:85935100 [ 1566.578221][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.578347][ T30] r10:61c88647 r9:84d59800 r8:8593512c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.578372][ T30] r4:85935100 [ 1566.578389][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.578453][ T30] r10:00000000 r9:85935100 r8:80278fec r7:ea9ede60 r6:84fed880 r5:84d59800 [ 1566.578498][ T30] r4:00000001 [ 1566.578515][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.578563][ T30] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1566.578592][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1566.578618][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.578641][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.578670][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.578688][ T30] r4:85938dc0 [ 1566.580150][ T30] INFO: task kworker/0:191:5038 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.580327][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.580461][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.580578][ T30] Call trace: [ 1566.580613][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.580724][ T30] r10:8280c9b4 r9:84d42400 r8:80200c04 r7:ea93dd54 r6:ffffffff r5:84d42400 [ 1566.580744][ T30] r4:00000000 [ 1566.580761][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.580834][ T30] Exception stack(0xea93dd20 to 0xea93dd68) [ 1566.580876][ T30] dd20: eb923000 ebaf9000 00000001 80239bf8 7f00b000 00000001 82acb1c4 82aca5a0 [ 1566.580912][ T30] dd40: 7f00b000 ebaf9000 8280c9b4 ea93dd9c ea93dda0 ea93dd70 80230af0 80239c10 [ 1566.580934][ T30] dd60: 80000113 ffffffff [ 1566.580962][ T30] r5:80000113 r4:80239c10 [ 1566.580979][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.581046][ T30] r4:82acb1e4 [ 1566.581062][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.581130][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 [ 1566.581152][ T30] r4:ea93ddc0 [ 1566.581168][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.581240][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.581261][ T30] r4:00000000 [ 1566.581279][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.606866][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.606957][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.607091][ T30] r5:00001000 r4:ea749000 [ 1566.607111][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.607174][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.607251][ T30] r5:859c538c r4:84ffc600 [ 1566.607278][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.607375][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.607396][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.607563][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.607692][ T30] r4:84ffc600 [ 1566.607719][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.607811][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.607879][ T30] r4:00000001 [ 1566.608000][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.608081][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.608132][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.608173][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.608327][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.608382][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.608407][ T30] r4:84ff4e80 [ 1566.608439][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.608637][ T30] INFO: task kworker/1:215:5040 blocked for more than 431 seconds. [ 1566.608731][ T30] Not tainted syzkaller #0 [ 1566.608766][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.608811][ T30] task:kworker/1:215 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.608919][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.608976][ T30] Call trace: [ 1566.609009][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.609111][ T30] r10:eaa1dd84 r9:00000002 r8:60000113 r7:829171a0 r6:eaa1dd8c r5:84d58000 [ 1566.609133][ T30] r4:84d58000 [ 1566.609147][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.609203][ T30] r5:84d58000 r4:8291719c [ 1566.609292][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.609370][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.609439][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 1566.609490][ T30] r4:00000000 [ 1566.609548][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.609649][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.609756][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.609864][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856814c0 [ 1566.609912][ T30] r4:00000000 [ 1566.609929][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.610026][ T30] r9:83018605 r8:84d58000 r7:00000000 r6:83018600 r5:00001000 r4:7f05b000 [ 1566.610051][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.610130][ T30] r5:00001000 r4:eab67000 [ 1566.610147][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.610206][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.610285][ T30] r5:859d678c r4:84feda00 [ 1566.610404][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.610519][ T30] r7:ddde3d80 r6:83018600 r5:859d678c r4:84feda00 [ 1566.610538][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.610624][ T30] r10:61c88647 r9:84d58000 r8:84feda2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.610646][ T30] r4:84feda00 [ 1566.610662][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.610731][ T30] r10:00000000 r9:84feda00 r8:80278fec r7:ea9f1e60 r6:84feda80 r5:84d58000 [ 1566.610749][ T30] r4:00000001 [ 1566.610763][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.610813][ T30] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1566.610843][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.610886][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.610921][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.610960][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.610984][ T30] r4:8592d7c0 [ 1566.643408][ T30] INFO: task kworker/1:215:5040 is blocked on a mutex likely owned by task kworker/1:198:4985. [ 1566.643544][ T30] task:kworker/1:198 state:R running task stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.643669][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.643772][ T30] Call trace: [ 1566.643805][ T30] [<81a6391c>] (__schedule) from [<81a64a48>] (preempt_schedule+0x4c/0xb4) [ 1566.643904][ T30] r10:00000000 r9:20000113 r8:829171a0 r7:81a66230 r6:00000001 r5:84d42400 [ 1566.644017][ T30] r4:81a66230 [ 1566.644043][ T30] [<81a649fc>] (preempt_schedule) from [<81a66230>] (__mutex_unlock_slowpath.constprop.0+0x1b4/0x21c) [ 1566.644122][ T30] r7:84d42400 r6:84d43000 r5:00000000 r4:8291719c [ 1566.644140][ T30] [<81a6607c>] (__mutex_unlock_slowpath.constprop.0) from [<81a662d8>] (mutex_unlock+0x40/0x44) [ 1566.644218][ T30] r9:00000000 r8:00000000 r7:ffffffff r6:ea93ddc0 r5:ea93de08 r4:ea93ddc0 [ 1566.644241][ T30] [<81a66298>] (mutex_unlock) from [<804ea4f4>] (_vm_unmap_aliases+0x208/0x240) [ 1566.644401][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.644492][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859226c0 [ 1566.644514][ T30] r4:00000000 [ 1566.644532][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.644611][ T30] r9:83018605 r8:84d42400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1566.644631][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.644722][ T30] r5:00001000 r4:ea749000 [ 1566.644746][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.644811][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.644880][ T30] r5:859c538c r4:84ffc600 [ 1566.644898][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.644982][ T30] r7:ddde3d80 r6:83018600 r5:859c538c r4:84ffc600 [ 1566.645002][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.645090][ T30] r10:61c88647 r9:84d42400 r8:84ffc62c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.645112][ T30] r4:84ffc600 [ 1566.645153][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.645283][ T30] r10:00000000 r9:84ffc600 r8:80278fec r7:ea91de60 r6:84ffc680 r5:84d42400 [ 1566.645318][ T30] r4:00000001 [ 1566.645490][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.645554][ T30] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1566.645587][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.645619][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.645652][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.645737][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.645765][ T30] r4:84ff4e80 [ 1566.645793][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.657106][ T30] INFO: task kworker/1:216:5042 blocked for more than 431 seconds. [ 1566.657285][ T30] Not tainted syzkaller #0 [ 1566.657329][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.657360][ T30] task:kworker/1:216 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.657466][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.657649][ T30] Call trace: [ 1566.657688][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.657788][ T30] r10:eaa21d84 r9:00000002 r8:60000113 r7:829171a0 r6:eaa21d8c r5:84bb0c00 [ 1566.657845][ T30] r4:84bb0c00 [ 1566.657866][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.657933][ T30] r5:84bb0c00 r4:8291719c [ 1566.657951][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.658013][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.658091][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 [ 1566.658114][ T30] r4:00000000 [ 1566.658130][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.658182][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.658242][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.658449][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fec9c0 [ 1566.658487][ T30] r4:00000000 [ 1566.658510][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.658590][ T30] r9:83018605 r8:84bb0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000 [ 1566.658634][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.658701][ T30] r5:00001000 r4:eaabf000 [ 1566.658712][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.658743][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.658776][ T30] r5:859d4b8c r4:84fedb80 [ 1566.658784][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.658834][ T30] r7:ddde3d80 r6:83018600 r5:859d4b8c r4:84fedb80 [ 1566.658852][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.658927][ T30] r10:61c88647 r9:84bb0c00 r8:84fedbac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.658949][ T30] r4:84fedb80 [ 1566.658965][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.659051][ T30] r10:00000000 r9:84fedb80 r8:80278fec r7:eaa1de60 r6:84fedc00 r5:84bb0c00 [ 1566.659122][ T30] r4:00000001 [ 1566.659176][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.659239][ T30] Exception stack(0xeaa21fb0 to 0xeaa21ff8) [ 1566.659273][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1566.659314][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.659346][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.659386][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.659491][ T30] r4:84fecec0 [ 1566.660524][ T30] INFO: task kworker/1:216:5042 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1566.660583][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.660681][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.660738][ T30] Call trace: [ 1566.660769][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.660848][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1566.660867][ T30] r4:00000000 [ 1566.660880][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.660930][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1566.661278][ T30] 9d20: 7f174000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1566.679167][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1566.679267][ T30] 9d60: 90000113 ffffffff [ 1566.679304][ T30] r5:90000113 r4:80239c10 [ 1566.679334][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.679443][ T30] r4:82acb1e4 [ 1566.679461][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.679534][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1566.679554][ T30] r4:ea939dc0 [ 1566.679568][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.679638][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1566.679656][ T30] r4:00000000 [ 1566.679672][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.679742][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.679761][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.679832][ T30] r5:00001000 r4:ea85f000 [ 1566.679849][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.679907][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.680068][ T30] r5:859c4f8c r4:84ffc700 [ 1566.680091][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.680173][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1566.680194][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.680268][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.680290][ T30] r4:84ffc700 [ 1566.680409][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.680524][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1566.680550][ T30] r4:00000001 [ 1566.680570][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.680629][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1566.680663][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.680697][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.680727][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.680759][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.680778][ T30] r4:84ff4e80 [ 1566.680806][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.680850][ T30] INFO: task kworker/0:192:5043 blocked for more than 431 seconds. [ 1566.680904][ T30] Not tainted syzkaller #0 [ 1566.680932][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.680956][ T30] task:kworker/0:192 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.681077][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.681143][ T30] Call trace: [ 1566.681280][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.681509][ T30] r10:eaa0dd84 r9:00000002 r8:60000013 r7:829171a0 r6:eaa0dd8c r5:8564bc00 [ 1566.681564][ T30] r4:8564bc00 [ 1566.681604][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.703735][ T30] r5:8564bc00 r4:8291719c [ 1566.703827][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.704006][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.704090][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 [ 1566.704114][ T30] r4:00000000 [ 1566.704132][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.704192][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.704258][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.704354][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859388c0 [ 1566.704383][ T30] r4:00000000 [ 1566.704402][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.704483][ T30] r9:83018405 r8:8564bc00 r7:00000000 r6:83018400 r5:00001000 r4:7f049000 [ 1566.704577][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.704661][ T30] r5:00001000 r4:eaa37000 [ 1566.704688][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.704755][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.704852][ T30] r5:85a0938c r4:85935180 [ 1566.704879][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.704975][ T30] r7:dddcfd80 r6:83018400 r5:85a0938c r4:85935180 [ 1566.704995][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.705159][ T30] r10:61c88647 r9:8564bc00 r8:859351ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.705193][ T30] r4:85935180 [ 1566.705212][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.705300][ T30] r10:00000000 r9:85935180 r8:80278fec r7:ea9ede60 r6:85935200 r5:8564bc00 [ 1566.705335][ T30] r4:00000001 [ 1566.705354][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.705415][ T30] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1566.705465][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.705507][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.705543][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.705587][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.705610][ T30] r4:85938b80 [ 1566.706766][ T30] INFO: task kworker/0:192:5043 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1566.706839][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.706968][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.707081][ T30] Call trace: [ 1566.707125][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.707222][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1566.707244][ T30] r4:00000000 [ 1566.707284][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.707364][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1566.707407][ T30] 9d20: 7f33d000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1566.707452][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1566.707475][ T30] 9d60: 90000113 ffffffff [ 1566.707521][ T30] r5:90000113 r4:80239c10 [ 1566.707543][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.707618][ T30] r4:82acb1e4 [ 1566.707645][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.707718][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1566.707743][ T30] r4:ea939dc0 [ 1566.707760][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.707834][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1566.707858][ T30] r4:00000000 [ 1566.707873][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.707977][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.707999][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.708153][ T30] r5:00001000 r4:ea85f000 [ 1566.708223][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.708333][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.708420][ T30] r5:859c4f8c r4:84ffc700 [ 1566.708440][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.708522][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1566.708541][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.708632][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.708656][ T30] r4:84ffc700 [ 1566.708670][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.708747][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1566.708768][ T30] r4:00000001 [ 1566.708781][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.708838][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1566.708870][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.708910][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.708940][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.708978][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.709001][ T30] r4:84ff4e80 [ 1566.709025][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.709299][ T30] INFO: task kworker/0:193:5046 blocked for more than 431 seconds. [ 1566.709377][ T30] Not tainted syzkaller #0 [ 1566.709412][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.709434][ T30] task:kworker/0:193 state:D stack:0 pid:5046 tgid:5046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.709509][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.709646][ T30] Call trace: [ 1566.709692][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.709909][ T30] r10:eaa55d84 r9:00000002 r8:60000113 r7:829171a0 r6:eaa55d8c r5:85658000 [ 1566.709938][ T30] r4:85658000 [ 1566.709953][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.710189][ T30] r5:85658000 r4:8291719c [ 1566.710281][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.710374][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.710473][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1566.710498][ T30] r4:00000000 [ 1566.710514][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.710573][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.710631][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.710701][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592b3c0 [ 1566.710724][ T30] r4:00000000 [ 1566.710741][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.710820][ T30] r9:83018405 r8:85658000 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1566.710848][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.710941][ T30] r5:00001000 r4:eaa57000 [ 1566.710962][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.711024][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.711103][ T30] r5:85a0978c r4:85935280 [ 1566.711120][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.711202][ T30] r7:dddcfd80 r6:83018400 r5:85a0978c r4:85935280 [ 1566.711222][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.711302][ T30] r10:61c88647 r9:85658000 r8:859352ac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.711366][ T30] r4:85935280 [ 1566.711385][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.760661][ T30] r10:00000000 r9:85935280 r8:80278fec r7:ea9ede60 r6:85935380 r5:85658000 [ 1566.760771][ T30] r4:00000001 [ 1566.760792][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.760900][ T30] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1566.760943][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1566.760984][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.761016][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.761076][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.761102][ T30] r4:85938dc0 [ 1566.775133][ T30] INFO: task kworker/0:193:5046 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1566.775393][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.775551][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.775666][ T30] Call trace: [ 1566.775743][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.775856][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1566.775962][ T30] r4:00000000 [ 1566.775988][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.776056][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1566.776100][ T30] 9d20: 7f4e1000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1566.776133][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1566.776154][ T30] 9d60: 90000113 ffffffff [ 1566.776183][ T30] r5:90000113 r4:80239c10 [ 1566.776203][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.776272][ T30] r4:82acb1e4 [ 1566.776292][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.776377][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1566.776399][ T30] r4:ea939dc0 [ 1566.776446][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.776536][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1566.776564][ T30] r4:00000000 [ 1566.776581][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.776653][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.776692][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.776761][ T30] r5:00001000 r4:ea85f000 [ 1566.776779][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.776833][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.776898][ T30] r5:859c4f8c r4:84ffc700 [ 1566.776914][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.777019][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1566.777042][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.777120][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.777143][ T30] r4:84ffc700 [ 1566.777159][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.777234][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1566.777350][ T30] r4:00000001 [ 1566.777373][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.777424][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1566.777457][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.777491][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.777539][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.777584][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.777636][ T30] r4:84ff4e80 [ 1566.777692][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.777980][ T30] INFO: task kworker/0:194:5048 blocked for more than 431 seconds. [ 1566.778093][ T30] Not tainted syzkaller #0 [ 1566.778162][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.778193][ T30] task:kworker/0:194 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.778264][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.778318][ T30] Call trace: [ 1566.778408][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.778508][ T30] r10:eaa7dd84 r9:00000002 r8:60000013 r7:829171a0 r6:eaa7dd8c r5:85659800 [ 1566.778534][ T30] r4:85659800 [ 1566.778569][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.778655][ T30] r5:85659800 r4:8291719c [ 1566.778674][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.778744][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.778824][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 1566.778843][ T30] r4:00000000 [ 1566.778858][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.778912][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.778983][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.779058][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85932a00 [ 1566.779096][ T30] r4:00000000 [ 1566.779125][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.779198][ T30] r9:83018405 r8:85659800 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1566.779235][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.779306][ T30] r5:00001000 r4:eab47000 [ 1566.779335][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.779395][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.779457][ T30] r5:85a0bf8c r4:85935400 [ 1566.779489][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.779576][ T30] r7:dddcfd80 r6:83018400 r5:85a0bf8c r4:85935400 [ 1566.779596][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.779674][ T30] r10:61c88647 r9:85659800 r8:8593542c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.779694][ T30] r4:85935400 [ 1566.779711][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.779786][ T30] r10:00000000 r9:85935400 r8:80278fec r7:ea9ede60 r6:85935480 r5:85659800 [ 1566.779806][ T30] r4:00000001 [ 1566.780041][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.780183][ T30] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1566.780218][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.780275][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.780310][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.780355][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.780383][ T30] r4:85938dc0 [ 1566.781263][ T30] INFO: task kworker/0:194:5048 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1566.819046][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.819330][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.819445][ T30] Call trace: [ 1566.819477][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.819580][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1566.819619][ T30] r4:00000000 [ 1566.819642][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.819705][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1566.819749][ T30] 9d20: 7f6e7000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1566.819786][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1566.819845][ T30] 9d60: 90000113 ffffffff [ 1566.819890][ T30] r5:90000113 r4:80239c10 [ 1566.819909][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.820005][ T30] r4:82acb1e4 [ 1566.820022][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.820094][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1566.820115][ T30] r4:ea939dc0 [ 1566.820130][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.820199][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1566.820219][ T30] r4:00000000 [ 1566.820234][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.820392][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.820421][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.820488][ T30] r5:00001000 r4:ea85f000 [ 1566.820504][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.820560][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.820622][ T30] r5:859c4f8c r4:84ffc700 [ 1566.820638][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.820712][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1566.820756][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.820835][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.820866][ T30] r4:84ffc700 [ 1566.820884][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.820954][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1566.820972][ T30] r4:00000001 [ 1566.820991][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.821051][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1566.821086][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.821117][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.821147][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.821181][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.821206][ T30] r4:84ff4e80 [ 1566.821233][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.821291][ T30] INFO: task kworker/0:195:5049 blocked for more than 431 seconds. [ 1566.847422][ T30] Not tainted syzkaller #0 [ 1566.847534][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.847604][ T30] task:kworker/0:195 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.847747][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.847846][ T30] Call trace: [ 1566.847877][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.848016][ T30] r10:ea9f9d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea9f9d8c r5:8565a400 [ 1566.848043][ T30] r4:8565a400 [ 1566.848061][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.848139][ T30] r5:8565a400 r4:8291719c [ 1566.848155][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.848215][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.848356][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f9e08 [ 1566.848389][ T30] r4:00000000 [ 1566.848405][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.848464][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.848525][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.848593][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592c440 [ 1566.848615][ T30] r4:00000000 [ 1566.848632][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.848706][ T30] r9:83018405 r8:8565a400 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000 [ 1566.848725][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.848789][ T30] r5:00001000 r4:eaa9f000 [ 1566.848807][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.848867][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.848984][ T30] r5:85a0ab8c r4:85935500 [ 1566.849009][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.849102][ T30] r7:dddcfd80 r6:83018400 r5:85a0ab8c r4:85935500 [ 1566.849124][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.849214][ T30] r10:61c88647 r9:8565a400 r8:8593552c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.849238][ T30] r4:85935500 [ 1566.849255][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.849366][ T30] r10:00000000 r9:85935500 r8:80278fec r7:eaa7de60 r6:85935580 r5:8565a400 [ 1566.849394][ T30] r4:00000001 [ 1566.849429][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.849496][ T30] Exception stack(0xea9f9fb0 to 0xea9f9ff8) [ 1566.849560][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.849605][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.849641][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.849683][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.849705][ T30] r4:8592a280 [ 1566.850763][ T30] INFO: task kworker/0:195:5049 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1566.850828][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.850952][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.851019][ T30] Call trace: [ 1566.851051][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.851159][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1566.851183][ T30] r4:00000000 [ 1566.851199][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.851260][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1566.851300][ T30] 9d20: 7f6e7000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1566.879450][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1566.879535][ T30] 9d60: 90000113 ffffffff [ 1566.879573][ T30] r5:90000113 r4:80239c10 [ 1566.879614][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.879733][ T30] r4:82acb1e4 [ 1566.879751][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.879826][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1566.879847][ T30] r4:ea939dc0 [ 1566.879865][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.879990][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1566.880028][ T30] r4:00000000 [ 1566.880048][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.880141][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.880164][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.880238][ T30] r5:00001000 r4:ea85f000 [ 1566.880258][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.880360][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.880437][ T30] r5:859c4f8c r4:84ffc700 [ 1566.880459][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.880542][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1566.880562][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.880643][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.880678][ T30] r4:84ffc700 [ 1566.880695][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.880769][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1566.880812][ T30] r4:00000001 [ 1566.880831][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.880930][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1566.880987][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.881026][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.881058][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.892850][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.892937][ T30] r4:84ff4e80 [ 1566.892966][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.893239][ T30] INFO: task kworker/0:196:5052 blocked for more than 431 seconds. [ 1566.893308][ T30] Not tainted syzkaller #0 [ 1566.893347][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.893372][ T30] task:kworker/0:196 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.893470][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.893666][ T30] Call trace: [ 1566.893702][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.893799][ T30] r10:eaabdd84 r9:00000002 r8:60000013 r7:829171a0 r6:eaabdd8c r5:8565b000 [ 1566.893837][ T30] r4:8565b000 [ 1566.893858][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.893926][ T30] r5:8565b000 r4:8291719c [ 1566.893944][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.894001][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.894077][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaabde08 [ 1566.894100][ T30] r4:00000000 [ 1566.894117][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.894170][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.894227][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.894295][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85932140 [ 1566.894342][ T30] r4:00000000 [ 1566.894365][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.894440][ T30] r9:83018405 r8:8565b000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1566.894458][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.894524][ T30] r5:00001000 r4:eaadf000 [ 1566.894541][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.894599][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.894664][ T30] r5:85a0b38c r4:85935600 [ 1566.894681][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.894761][ T30] r7:dddcfd80 r6:83018400 r5:85a0b38c r4:85935600 [ 1566.894780][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.894854][ T30] r10:61c88647 r9:8565b000 r8:8593562c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.894875][ T30] r4:85935600 [ 1566.894895][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.894976][ T30] r10:00000000 r9:85935600 r8:80278fec r7:eaa7de60 r6:85935680 r5:8565b000 [ 1566.894997][ T30] r4:00000001 [ 1566.895013][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.895090][ T30] Exception stack(0xeaabdfb0 to 0xeaabdff8) [ 1566.895137][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.895187][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.895217][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.895251][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.895266][ T30] r4:858ae580 [ 1566.896263][ T30] INFO: task kworker/0:196:5052 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1566.896340][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.896474][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.896526][ T30] Call trace: [ 1566.896551][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.896631][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1566.896652][ T30] r4:00000000 [ 1566.896668][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.896725][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1566.896761][ T30] 9d20: 7f8d8000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1566.896795][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1566.896817][ T30] 9d60: 90000113 ffffffff [ 1566.896840][ T30] r5:90000113 r4:80239c10 [ 1566.896885][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.896963][ T30] r4:82acb1e4 [ 1566.896979][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.897044][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1566.897064][ T30] r4:ea939dc0 [ 1566.897084][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.897155][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1566.897174][ T30] r4:00000000 [ 1566.897189][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.897383][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.897448][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.897523][ T30] r5:00001000 r4:ea85f000 [ 1566.897544][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.897603][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.897667][ T30] r5:859c4f8c r4:84ffc700 [ 1566.897684][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.897755][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1566.897772][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.897845][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.897865][ T30] r4:84ffc700 [ 1566.897880][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.897953][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1566.897974][ T30] r4:00000001 [ 1566.898004][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.898056][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1566.898090][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.898126][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.898159][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.898237][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.898274][ T30] r4:84ff4e80 [ 1566.898311][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.898363][ T30] INFO: task kworker/1:217:5053 blocked for more than 431 seconds. [ 1566.898406][ T30] Not tainted syzkaller #0 [ 1566.898429][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.898475][ T30] task:kworker/1:217 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.898561][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.898685][ T30] Call trace: [ 1566.898742][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.898860][ T30] r10:eaac9d84 r9:00000002 r8:60000013 r7:829171a0 r6:eaac9d8c r5:84bb1800 [ 1566.898900][ T30] r4:84bb1800 [ 1566.898951][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.899260][ T30] r5:84bb1800 r4:8291719c [ 1566.899317][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.899388][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.899462][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1566.899487][ T30] r4:00000000 [ 1566.899502][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.899589][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.899713][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.899797][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85681d80 [ 1566.899841][ T30] r4:00000000 [ 1566.899860][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.900114][ T30] r9:83018605 r8:84bb1800 r7:00000000 r6:83018600 r5:00001000 r4:7f00d000 [ 1566.900184][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.900272][ T30] r5:00001000 r4:dfae3000 [ 1566.900318][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.900385][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.900453][ T30] r5:859d6f8c r4:84fedc80 [ 1566.900493][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.900583][ T30] r7:ddde3d80 r6:83018600 r5:859d6f8c r4:84fedc80 [ 1566.900634][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.900714][ T30] r10:61c88647 r9:84bb1800 r8:84fedcac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.900750][ T30] r4:84fedc80 [ 1566.900771][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.900848][ T30] r10:00000000 r9:84fedc80 r8:80278fec r7:eaa1de60 r6:84fedd00 r5:84bb1800 [ 1566.900870][ T30] r4:00000001 [ 1566.900887][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.900941][ T30] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1566.900998][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.901039][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.901082][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.901123][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.901159][ T30] r4:84fec040 [ 1566.943270][ T30] INFO: task kworker/1:217:5053 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1566.943411][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.943558][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.943693][ T30] Call trace: [ 1566.943737][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.943846][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1566.943869][ T30] r4:00000000 [ 1566.943886][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.943997][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1566.944043][ T30] 9d20: 7fae7000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1566.944080][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1566.944104][ T30] 9d60: 90000113 ffffffff [ 1566.944132][ T30] r5:90000113 r4:80239c10 [ 1566.944149][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.944217][ T30] r4:82acb1e4 [ 1566.944235][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.944338][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1566.944430][ T30] r4:ea939dc0 [ 1566.944457][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.944883][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1566.945174][ T30] r4:00000000 [ 1566.945200][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.945276][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.945294][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.945372][ T30] r5:00001000 r4:ea85f000 [ 1566.945388][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.945446][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.945513][ T30] r5:859c4f8c r4:84ffc700 [ 1566.945561][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.945638][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1566.945655][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.945723][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.945744][ T30] r4:84ffc700 [ 1566.945758][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.945827][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1566.945844][ T30] r4:00000001 [ 1566.945858][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.945902][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1566.945931][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.945967][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.945996][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.946030][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.946049][ T30] r4:84ff4e80 [ 1566.946075][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.946118][ T30] INFO: task kworker/0:197:5055 blocked for more than 431 seconds. [ 1566.946187][ T30] Not tainted syzkaller #0 [ 1566.946265][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.946302][ T30] task:kworker/0:197 state:D stack:0 pid:5055 tgid:5055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.946382][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.946434][ T30] Call trace: [ 1566.946560][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.946650][ T30] r10:eaa9dd84 r9:00000002 r8:60000013 r7:829171a0 r6:eaa9dd8c r5:8565c800 [ 1566.946702][ T30] r4:8565c800 [ 1566.946722][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.946813][ T30] r5:8565c800 r4:8291719c [ 1566.946834][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.946890][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1566.946956][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 [ 1566.946974][ T30] r4:00000000 [ 1566.946989][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1566.947041][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1566.947092][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.947155][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859323c0 [ 1566.947176][ T30] r4:00000000 [ 1566.947189][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.947277][ T30] r9:83018405 r8:8565c800 r7:00000000 r6:83018400 r5:00001000 r4:7f055000 [ 1566.947321][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.947394][ T30] r5:00001000 r4:eab07000 [ 1566.947446][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.947511][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.947578][ T30] r5:85a0af8c r4:85935700 [ 1566.947593][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.947867][ T30] r7:dddcfd80 r6:83018400 r5:85a0af8c r4:85935700 [ 1566.947959][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.948045][ T30] r10:61c88647 r9:8565c800 r8:8593572c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1566.948268][ T30] r4:85935700 [ 1566.948294][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.948601][ T30] r10:00000000 r9:85935700 r8:80278fec r7:eaa7de60 r6:85935780 r5:8565c800 [ 1566.948729][ T30] r4:00000001 [ 1566.948751][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.948937][ T30] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) [ 1566.948975][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1566.949009][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.949037][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.949079][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.949101][ T30] r4:859320c0 [ 1566.950026][ T30] INFO: task kworker/0:197:5055 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1566.950084][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.950288][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.950572][ T30] Call trace: [ 1566.950813][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1566.950908][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1566.950931][ T30] r4:00000000 [ 1566.950947][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1566.951012][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1566.951051][ T30] 9d20: 7fae7000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1566.951087][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1566.951112][ T30] 9d60: 90000113 ffffffff [ 1566.951268][ T30] r5:90000113 r4:80239c10 [ 1566.951297][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1566.997526][ T30] r4:82acb1e4 [ 1566.997651][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1566.997793][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1566.997849][ T30] r4:ea939dc0 [ 1566.997872][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1566.997971][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1566.998000][ T30] r4:00000000 [ 1566.998016][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1566.998129][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1566.998154][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1566.998251][ T30] r5:00001000 r4:ea85f000 [ 1566.998290][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1566.998351][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1566.998414][ T30] r5:859c4f8c r4:84ffc700 [ 1566.998450][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1566.998549][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1566.998571][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1566.998651][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1566.998672][ T30] r4:84ffc700 [ 1566.998705][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1566.998797][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1566.998819][ T30] r4:00000001 [ 1566.998836][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1566.998893][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1566.998967][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1566.999008][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1566.999040][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1566.999089][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1566.999112][ T30] r4:84ff4e80 [ 1566.999138][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1566.999210][ T30] INFO: task kworker/0:198:5058 blocked for more than 431 seconds. [ 1566.999299][ T30] Not tainted syzkaller #0 [ 1566.999334][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1566.999388][ T30] task:kworker/0:198 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1566.999495][ T30] Workqueue: events bpf_prog_free_deferred [ 1566.999553][ T30] Call trace: [ 1566.999614][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1566.999700][ T30] r10:eab05d84 r9:00000002 r8:60000113 r7:829171a0 r6:eab05d8c r5:8565d400 [ 1566.999735][ T30] r4:8565d400 [ 1566.999753][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1566.999814][ T30] r5:8565d400 r4:8291719c [ 1566.999830][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1566.999890][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1567.000007][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1567.000028][ T30] r4:00000000 [ 1567.000077][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1567.000153][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1567.000266][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.000342][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85932640 [ 1567.000390][ T30] r4:00000000 [ 1567.000421][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.000523][ T30] r9:83018405 r8:8565d400 r7:00000000 r6:83018400 r5:00001000 r4:7f057000 [ 1567.000544][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.000608][ T30] r5:00001000 r4:eab27000 [ 1567.000621][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.000677][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.000739][ T30] r5:85a0b78c r4:85935800 [ 1567.000755][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.000878][ T30] r7:dddcfd80 r6:83018400 r5:85a0b78c r4:85935800 [ 1567.000900][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.000986][ T30] r10:61c88647 r9:8565d400 r8:8593582c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1567.001012][ T30] r4:85935800 [ 1567.001028][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.001109][ T30] r10:00000000 r9:85935800 r8:80278fec r7:eaa7de60 r6:85935880 r5:8565d400 [ 1567.001177][ T30] r4:00000001 [ 1567.001198][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.001273][ T30] Exception stack(0xeab05fb0 to 0xeab05ff8) [ 1567.001312][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1567.024247][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.024364][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.024447][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.024477][ T30] r4:85932340 [ 1567.025452][ T30] INFO: task kworker/0:198:5058 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1567.025522][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.025634][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.025760][ T30] Call trace: [ 1567.025803][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1567.025894][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1567.025914][ T30] r4:00000000 [ 1567.025932][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1567.025994][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1567.026040][ T30] 9d20: 80145000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1567.026091][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1567.026116][ T30] 9d60: 80000113 ffffffff [ 1567.026142][ T30] r5:80000113 r4:80239c10 [ 1567.026158][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1567.026226][ T30] r4:82acb1e4 [ 1567.026281][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1567.026356][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1567.026407][ T30] r4:ea939dc0 [ 1567.026430][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.026501][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1567.026522][ T30] r4:00000000 [ 1567.026538][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.026660][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1567.026699][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.026768][ T30] r5:00001000 r4:ea85f000 [ 1567.026816][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.026878][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.026990][ T30] r5:859c4f8c r4:84ffc700 [ 1567.027014][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.027133][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1567.027166][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.027248][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.027277][ T30] r4:84ffc700 [ 1567.027872][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.028035][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1567.028062][ T30] r4:00000001 [ 1567.028078][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.028245][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1567.028293][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.028478][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.028520][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.028555][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.028575][ T30] r4:84ff4e80 [ 1567.028601][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1567.042928][ T30] INFO: task kworker/0:199:5059 blocked for more than 431 seconds. [ 1567.043061][ T30] Not tainted syzkaller #0 [ 1567.043094][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1567.043124][ T30] task:kworker/0:199 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.043227][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.043396][ T30] Call trace: [ 1567.043610][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1567.052120][ T30] r10:eab45d84 r9:00000002 r8:60000013 r7:829171a0 r6:eab45d8c r5:8565ec00 [ 1567.052214][ T30] r4:8565ec00 [ 1567.052237][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1567.052373][ T30] r5:8565ec00 r4:8291719c [ 1567.052392][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1567.052454][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1567.052528][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 [ 1567.052548][ T30] r4:00000000 [ 1567.052562][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1567.052611][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1567.052666][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.052738][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85922680 [ 1567.052790][ T30] r4:00000000 [ 1567.052812][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.052926][ T30] r9:83018405 r8:8565ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f05f000 [ 1567.052948][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.053047][ T30] r5:00001000 r4:eabb3000 [ 1567.053069][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.053134][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.053200][ T30] r5:859bcb8c r4:85935900 [ 1567.053216][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.053290][ T30] r7:dddcfd80 r6:83018400 r5:859bcb8c r4:85935900 [ 1567.053307][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.053390][ T30] r10:61c88647 r9:8565ec00 r8:8593592c r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1567.053410][ T30] r4:85935900 [ 1567.053711][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.053832][ T30] r10:00000000 r9:85935900 r8:80278fec r7:eaa7de60 r6:85935980 r5:8565ec00 [ 1567.053927][ T30] r4:00000001 [ 1567.053949][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.054000][ T30] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1567.054042][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1567.054075][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.054107][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.054144][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.054217][ T30] r4:85932780 [ 1567.055271][ T30] INFO: task kworker/0:199:5059 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1567.055347][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.055567][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.055658][ T30] Call trace: [ 1567.055700][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1567.055820][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1567.055849][ T30] r4:00000000 [ 1567.055974][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1567.056052][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1567.056098][ T30] 9d20: 80145000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1567.056139][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1567.056202][ T30] 9d60: 80000113 ffffffff [ 1567.056232][ T30] r5:80000113 r4:80239c10 [ 1567.056249][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1567.056311][ T30] r4:82acb1e4 [ 1567.056352][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1567.056513][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1567.056554][ T30] r4:ea939dc0 [ 1567.056572][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.056642][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1567.056662][ T30] r4:00000000 [ 1567.056720][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.057002][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1567.057041][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.057190][ T30] r5:00001000 r4:ea85f000 [ 1567.057215][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.057275][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.057617][ T30] r5:859c4f8c r4:84ffc700 [ 1567.057662][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.057749][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1567.057765][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.057843][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.057860][ T30] r4:84ffc700 [ 1567.057873][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.057949][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1567.057972][ T30] r4:00000001 [ 1567.057985][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.058084][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1567.058133][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.058265][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.058335][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.058431][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.058455][ T30] r4:84ff4e80 [ 1567.058483][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1567.058542][ T30] INFO: task kworker/0:200:5061 blocked for more than 431 seconds. [ 1567.058602][ T30] Not tainted syzkaller #0 [ 1567.058655][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1567.058681][ T30] task:kworker/0:200 state:D stack:0 pid:5061 tgid:5061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.058771][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.058831][ T30] Call trace: [ 1567.058882][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1567.058962][ T30] r10:eab25d84 r9:00000002 r8:60000013 r7:829171a0 r6:eab25d8c r5:8565bc00 [ 1567.058983][ T30] r4:8565bc00 [ 1567.058998][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1567.059056][ T30] r5:8565bc00 r4:8291719c [ 1567.059072][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1567.059130][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1567.059223][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 [ 1567.059246][ T30] r4:00000000 [ 1567.059338][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1567.059401][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1567.059453][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.059516][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85932500 [ 1567.059535][ T30] r4:00000000 [ 1567.059581][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.059655][ T30] r9:83018405 r8:8565bc00 r7:00000000 r6:83018400 r5:00001000 r4:7f05d000 [ 1567.059700][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.059762][ T30] r5:00001000 r4:eab8f000 [ 1567.059849][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.059947][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.060047][ T30] r5:85a0a78c r4:85935a80 [ 1567.060072][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.060145][ T30] r7:dddcfd80 r6:83018400 r5:85a0a78c r4:85935a80 [ 1567.060168][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.060240][ T30] r10:61c88647 r9:8565bc00 r8:85935aac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1567.060327][ T30] r4:85935a80 [ 1567.060352][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.060436][ T30] r10:00000000 r9:85935a80 r8:80278fec r7:eab45e60 r6:85935b00 r5:8565bc00 [ 1567.060458][ T30] r4:00000001 [ 1567.060471][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.060518][ T30] Exception stack(0xeab25fb0 to 0xeab25ff8) [ 1567.060549][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1567.060581][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.060611][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.060649][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.060669][ T30] r4:85932980 [ 1567.103722][ T30] INFO: task kworker/0:200:5061 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1567.103874][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.104074][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.104220][ T30] Call trace: [ 1567.104291][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1567.104424][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1567.104452][ T30] r4:00000000 [ 1567.104467][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1567.104529][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1567.104568][ T30] 9d20: 80673000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1567.104603][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1567.104643][ T30] 9d60: 80000113 ffffffff [ 1567.104673][ T30] r5:80000113 r4:80239c10 [ 1567.104706][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1567.104777][ T30] r4:82acb1e4 [ 1567.104794][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1567.104859][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1567.104880][ T30] r4:ea939dc0 [ 1567.104896][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.104965][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1567.104985][ T30] r4:00000000 [ 1567.105000][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.105098][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1567.105116][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.105175][ T30] r5:00001000 r4:ea85f000 [ 1567.105210][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.105286][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.105375][ T30] r5:859c4f8c r4:84ffc700 [ 1567.105394][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.105466][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1567.105486][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.105558][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.105580][ T30] r4:84ffc700 [ 1567.105595][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.105661][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1567.105681][ T30] r4:00000001 [ 1567.105695][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.105740][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1567.105801][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.105866][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.105898][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.105963][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.106018][ T30] r4:84ff4e80 [ 1567.106095][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1567.106152][ T30] INFO: task kworker/1:218:5063 blocked for more than 431 seconds. [ 1567.106205][ T30] Not tainted syzkaller #0 [ 1567.106231][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1567.106255][ T30] task:kworker/1:218 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.106355][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.106414][ T30] Call trace: [ 1567.106444][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1567.106518][ T30] r10:eab65d84 r9:00000002 r8:60000113 r7:829171a0 r6:eab65d8c r5:84bb2400 [ 1567.106540][ T30] r4:84bb2400 [ 1567.106588][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1567.106671][ T30] r5:84bb2400 r4:8291719c [ 1567.106690][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1567.106752][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1567.106821][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 [ 1567.106840][ T30] r4:00000000 [ 1567.106877][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1567.106934][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1567.106986][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.107051][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592d780 [ 1567.107069][ T30] r4:00000000 [ 1567.107091][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.107179][ T30] r9:83018605 r8:84bb2400 r7:00000000 r6:83018600 r5:00001000 r4:7f035000 [ 1567.107215][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.107308][ T30] r5:00001000 r4:ea783000 [ 1567.107332][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.107420][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.107489][ T30] r5:859d478c r4:84fede00 [ 1567.107520][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.107595][ T30] r7:ddde3d80 r6:83018600 r5:859d478c r4:84fede00 [ 1567.107611][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.107676][ T30] r10:61c88647 r9:84bb2400 r8:84fede2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.107693][ T30] r4:84fede00 [ 1567.107708][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.107785][ T30] r10:00000000 r9:84fede00 r8:80278fec r7:eaac9e60 r6:84fedd80 r5:84bb2400 [ 1567.107805][ T30] r4:00000001 [ 1567.107818][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.107866][ T30] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1567.107896][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1567.107961][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.107995][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.108060][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.108085][ T30] r4:85681280 [ 1567.109014][ T30] INFO: task kworker/1:218:5063 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1567.109079][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.109166][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.109220][ T30] Call trace: [ 1567.109259][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1567.109358][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1567.109380][ T30] r4:00000000 [ 1567.109396][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1567.109457][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1567.109518][ T30] 9d20: 80673000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1567.109558][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1567.109582][ T30] 9d60: 80000113 ffffffff [ 1567.109678][ T30] r5:80000113 r4:80239c10 [ 1567.109725][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1567.109800][ T30] r4:82acb1e4 [ 1567.109822][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1567.109978][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1567.110008][ T30] r4:ea939dc0 [ 1567.110025][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.110097][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1567.110117][ T30] r4:00000000 [ 1567.110132][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.110196][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1567.110213][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.110271][ T30] r5:00001000 r4:ea85f000 [ 1567.110286][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.110349][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.110441][ T30] r5:859c4f8c r4:84ffc700 [ 1567.110461][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.110535][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1567.110551][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.110625][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.110678][ T30] r4:84ffc700 [ 1567.110696][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.110774][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1567.110828][ T30] r4:00000001 [ 1567.110846][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.110902][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1567.110936][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.110970][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.111000][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.111038][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.111114][ T30] r4:84ff4e80 [ 1567.111142][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1567.111210][ T30] INFO: task kworker/0:201:5065 blocked for more than 431 seconds. [ 1567.111258][ T30] Not tainted syzkaller #0 [ 1567.111374][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1567.132280][ T30] task:kworker/0:201 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.132491][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.132614][ T30] Call trace: [ 1567.132679][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1567.132783][ T30] r10:eabb1d84 r9:00000002 r8:60000113 r7:829171a0 r6:eabb1d8c r5:84bb4800 [ 1567.132810][ T30] r4:84bb4800 [ 1567.132827][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1567.132890][ T30] r5:84bb4800 r4:8291719c [ 1567.132908][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1567.132971][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1567.133050][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1567.133069][ T30] r4:00000000 [ 1567.133108][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1567.133175][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1567.133238][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.133326][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85932e80 [ 1567.133351][ T30] r4:00000000 [ 1567.133369][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.133443][ T30] r9:83018405 r8:84bb4800 r7:00000000 r6:83018400 r5:00001000 r4:7f02b000 [ 1567.133477][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.133553][ T30] r5:00001000 r4:e41b0000 [ 1567.133599][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.133665][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.133738][ T30] r5:85a0a38c r4:85935b80 [ 1567.133778][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.133863][ T30] r7:dddcfd80 r6:83018400 r5:85a0a38c r4:85935b80 [ 1567.133881][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.133951][ T30] r10:61c88647 r9:84bb4800 r8:85935bac r7:82804d40 r6:dddcfd80 r5:dddcfda0 [ 1567.133978][ T30] r4:85935b80 [ 1567.134023][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.134114][ T30] r10:00000000 r9:85935b80 r8:80278fec r7:eab45e60 r6:84fedf80 r5:84bb4800 [ 1567.134138][ T30] r4:00000001 [ 1567.134157][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.134235][ T30] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1567.134275][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1567.134333][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.134393][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.134454][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.134476][ T30] r4:85932c00 [ 1567.135633][ T30] INFO: task kworker/0:201:5065 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1567.135719][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.135832][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.136022][ T30] Call trace: [ 1567.136070][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1567.136224][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1567.136270][ T30] r4:00000000 [ 1567.136287][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1567.136363][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1567.136434][ T30] 9d20: 806c0000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1567.136497][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1567.136558][ T30] 9d60: 80000113 ffffffff [ 1567.136605][ T30] r5:80000113 r4:80239c10 [ 1567.136625][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1567.136694][ T30] r4:82acb1e4 [ 1567.136711][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1567.136780][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1567.136800][ T30] r4:ea939dc0 [ 1567.136866][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.136944][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1567.136967][ T30] r4:00000000 [ 1567.136985][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.137059][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1567.137095][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.137162][ T30] r5:00001000 r4:ea85f000 [ 1567.137195][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.137314][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.137447][ T30] r5:859c4f8c r4:84ffc700 [ 1567.137470][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.137548][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1567.137564][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.137634][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.137656][ T30] r4:84ffc700 [ 1567.137694][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.137764][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1567.137797][ T30] r4:00000001 [ 1567.137813][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.137859][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1567.137887][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.137931][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.137962][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.137995][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.138042][ T30] r4:84ff4e80 [ 1567.138271][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1567.138385][ T30] INFO: task kworker/1:219:5070 blocked for more than 431 seconds. [ 1567.138449][ T30] Not tainted syzkaller #0 [ 1567.138479][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1567.138503][ T30] task:kworker/1:219 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.138690][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.138770][ T30] Call trace: [ 1567.138822][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1567.138904][ T30] r10:ea995d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea995d8c r5:84bb6000 [ 1567.138924][ T30] r4:84bb6000 [ 1567.138942][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1567.139003][ T30] r5:84bb6000 r4:8291719c [ 1567.139019][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1567.139104][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1567.139250][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 1567.139276][ T30] r4:00000000 [ 1567.139291][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1567.139361][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1567.139418][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.139483][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857466c0 [ 1567.139506][ T30] r4:00000000 [ 1567.139527][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.139599][ T30] r9:83018605 r8:84bb6000 r7:00000000 r6:83018600 r5:00001000 r4:7f031000 [ 1567.139633][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.139708][ T30] r5:00001000 r4:ea3e9000 [ 1567.139726][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.139779][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.139834][ T30] r5:859d7b8c r4:84fedf00 [ 1567.139872][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.139967][ T30] r7:ddde3d80 r6:83018600 r5:859d7b8c r4:84fedf00 [ 1567.140015][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.140100][ T30] r10:61c88647 r9:84bb6000 r8:84fedf2c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.140121][ T30] r4:84fedf00 [ 1567.140136][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.140206][ T30] r10:00000000 r9:84fedf00 r8:80278fec r7:eab65e60 r6:84fed480 r5:84bb6000 [ 1567.140224][ T30] r4:00000001 [ 1567.140237][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.140286][ T30] Exception stack(0xea995fb0 to 0xea995ff8) [ 1567.140343][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1567.140447][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.140485][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.140525][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.140545][ T30] r4:85681d40 [ 1567.180968][ T30] INFO: task kworker/1:219:5070 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1567.181128][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.181250][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.181345][ T30] Call trace: [ 1567.181436][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1567.181873][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1567.192222][ T30] r4:00000000 [ 1567.192297][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1567.192416][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1567.192466][ T30] 9d20: 80a9b000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1567.192503][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1567.192525][ T30] 9d60: 80000113 ffffffff [ 1567.192556][ T30] r5:80000113 r4:80239c10 [ 1567.192572][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1567.192637][ T30] r4:82acb1e4 [ 1567.192653][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1567.192787][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1567.192831][ T30] r4:ea939dc0 [ 1567.192849][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.192949][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1567.192972][ T30] r4:00000000 [ 1567.192988][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.193053][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1567.193271][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.193354][ T30] r5:00001000 r4:ea85f000 [ 1567.193373][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.193453][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.193521][ T30] r5:859c4f8c r4:84ffc700 [ 1567.193540][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.193631][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1567.193652][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.193725][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.193747][ T30] r4:84ffc700 [ 1567.193764][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.193841][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1567.193887][ T30] r4:00000001 [ 1567.193906][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.193956][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1567.193988][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.194020][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.194047][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.194097][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.194122][ T30] r4:84ff4e80 [ 1567.194150][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1567.194236][ T30] INFO: task kworker/1:220:5074 blocked for more than 431 seconds. [ 1567.194290][ T30] Not tainted syzkaller #0 [ 1567.194322][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1567.194350][ T30] task:kworker/1:220 state:D stack:0 pid:5074 tgid:5074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.194512][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.194575][ T30] Call trace: [ 1567.194606][ T30] [<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130) [ 1567.194838][ T30] r10:ea99dd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea99dd8c r5:84bb3000 [ 1567.194869][ T30] r4:84bb3000 [ 1567.194947][ T30] [<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24) [ 1567.195018][ T30] r5:84bb3000 r4:8291719c [ 1567.195034][ T30] [<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24) [ 1567.195102][ T30] [<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18) [ 1567.195178][ T30] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea99de08 [ 1567.195202][ T30] r4:00000000 [ 1567.195219][ T30] [<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40) [ 1567.195271][ T30] [<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240) [ 1567.195354][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.195450][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874d80 [ 1567.195507][ T30] r4:00000000 [ 1567.195526][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.195628][ T30] r9:83018605 r8:84bb3000 r7:00000000 r6:83018600 r5:00001000 r4:7f033000 [ 1567.195652][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.195782][ T30] r5:00001000 r4:ea5bf000 [ 1567.195805][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.195860][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.196012][ T30] r5:859d5b8c r4:85873080 [ 1567.196061][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.196143][ T30] r7:ddde3d80 r6:83018600 r5:859d5b8c r4:85873080 [ 1567.196159][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.196221][ T30] r10:61c88647 r9:84bb3000 r8:858730ac r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.196239][ T30] r4:85873080 [ 1567.196255][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.196337][ T30] r10:00000000 r9:85873080 r8:80278fec r7:eab65e60 r6:85873100 r5:84bb3000 [ 1567.196359][ T30] r4:00000001 [ 1567.196396][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.196449][ T30] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1567.196504][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1567.196541][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.196572][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.196607][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.196629][ T30] r4:856812c0 [ 1567.197630][ T30] INFO: task kworker/1:220:5074 is blocked on a mutex likely owned by task kworker/1:199:4986. [ 1567.197849][ T30] task:kworker/1:199 state:R running task stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1567.197967][ T30] Workqueue: events bpf_prog_free_deferred [ 1567.198031][ T30] Call trace: [ 1567.198133][ T30] [<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8) [ 1567.198222][ T30] r10:8280c9b4 r9:84d43000 r8:80200c04 r7:ea939d54 r6:ffffffff r5:84d43000 [ 1567.198246][ T30] r4:00000000 [ 1567.198276][ T30] [<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1567.198339][ T30] Exception stack(0xea939d20 to 0xea939d68) [ 1567.198378][ T30] 9d20: 80a9b000 ebbd3000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0 [ 1567.198414][ T30] 9d40: 7f00d000 ebbd3000 8280c9b4 ea939d9c ea939da0 ea939d70 80230af0 80239c10 [ 1567.198439][ T30] 9d60: 80000113 ffffffff [ 1567.198464][ T30] r5:80000113 r4:80239c10 [ 1567.198479][ T30] [<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458) [ 1567.198545][ T30] r4:82acb1e4 [ 1567.198562][ T30] [<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240) [ 1567.198629][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea939dc0 r5:ea939e08 [ 1567.198651][ T30] r4:ea939dc0 [ 1567.198665][ T30] [<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210) [ 1567.198735][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85874040 [ 1567.198757][ T30] r4:00000000 [ 1567.198772][ T30] [<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50) [ 1567.198837][ T30] r9:83018605 r8:84d43000 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1567.198857][ T30] [<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14) [ 1567.198922][ T30] r5:00001000 r4:ea85f000 [ 1567.198940][ T30] [<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4) [ 1567.199007][ T30] [<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158) [ 1567.199079][ T30] r5:859c4f8c r4:84ffc700 [ 1567.199116][ T30] [<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4) [ 1567.199305][ T30] r7:ddde3d80 r6:83018600 r5:859c4f8c r4:84ffc700 [ 1567.199571][ T30] [<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8) [ 1567.199663][ T30] r10:61c88647 r9:84d43000 r8:84ffc72c r7:82804d40 r6:ddde3d80 r5:ddde3da0 [ 1567.199683][ T30] r4:84ffc700 [ 1567.199698][ T30] [<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.199772][ T30] r10:00000000 r9:84ffc700 r8:80278fec r7:ea91de60 r6:84ffc780 r5:84d43000 [ 1567.199825][ T30] r4:00000001 [ 1567.199844][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.199896][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1567.199982][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.200022][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.200052][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.200097][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.200118][ T30] r4:84ff4e80 [ 1567.200190][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1567.263815][ T30] NMI backtrace for cpu 0 [ 1567.264421][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1567.264629][ T30] Hardware name: ARM-Versatile Express [ 1567.264713][ T30] Call trace: [ 1567.264774][ T30] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 1567.264938][ T30] r7:00000000 r6:000f0113 r5:600f0193 r4:82252568 [ 1567.264965][ T30] [<80201b08>] (show_stack) from [<8021f8b0>] (dump_stack_lvl+0x70/0x7c) [ 1567.265034][ T30] [<8021f840>] (dump_stack_lvl) from [<8021f8d4>] (dump_stack+0x18/0x1c) [ 1567.265113][ T30] r5:00000000 r4:00000001 [ 1567.265212][ T30] [<8021f8bc>] (dump_stack) from [<81a4d534>] (nmi_cpu_backtrace+0x160/0x17c) [ 1567.265380][ T30] [<81a4d3d4>] (nmi_cpu_backtrace) from [<81a4d680>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1567.265463][ T30] r7:00000000 r6:8280c690 r5:8281ae34 r4:ffffffff [ 1567.265482][ T30] [<81a4d550>] (nmi_trigger_cpumask_backtrace) from [<802304fc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1567.265622][ T30] r9:8281ba28 r8:8280c810 r7:0001eef6 r6:00007c59 r5:82abf7d4 r4:85b7480c [ 1567.265686][ T30] [<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037fb08>] (watchdog+0x5d0/0x850) [ 1567.265766][ T30] [<8037f538>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.265887][ T30] r10:00000000 r9:00000000 r8:8037f538 r7:8332a300 r6:8332a300 r5:8321e000 [ 1567.265947][ T30] r4:00000001 [ 1567.265969][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.266028][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1567.266082][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.266125][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.266158][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.266200][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.266267][ T30] r4:832c0b80 [ 1567.266544][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1567.268610][ C1] NMI backtrace for cpu 1 [ 1567.268907][ C1] CPU: 1 UID: 0 PID: 2820 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1567.268974][ C1] Hardware name: ARM-Versatile Express [ 1567.269034][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1567.269165][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1567.269235][ C1] pc : [<81a6d784>] lr : [<80a8f308>] psr: 60000013 [ 1567.269288][ C1] sp : ead25eb0 ip : ead25ec0 fp : ead25ebc [ 1567.269340][ C1] r10: 82959594 r9 : 00000001 r8 : 00000000 [ 1567.269383][ C1] r7 : 00000117 r6 : 829594f8 r5 : 00000000 r4 : 00000001 [ 1567.269431][ C1] r3 : 000013c8 r2 : 00000000 r1 : 60000013 r0 : 8411b840 [ 1567.269567][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1567.269653][ C1] Control: 30c5387d Table: 85947540 DAC: 00000000 [ 1567.269717][ C1] Call trace: [ 1567.269772][ C1] [<81a6d75c>] (_raw_spin_unlock_irqrestore) from [<80a8f308>] (pl011_console_device_unlock+0x20/0x24) [ 1567.269844][ C1] [<80a8f2e8>] (pl011_console_device_unlock) from [<802e3768>] (nbcon_emit_one+0x88/0x100) [ 1567.269906][ C1] [<802e36e0>] (nbcon_emit_one) from [<802e3988>] (nbcon_kthread_func+0x1a8/0x2a4) [ 1567.269980][ C1] r6:8280c690 r5:84886000 r4:829594f8 [ 1567.269998][ C1] [<802e37e0>] (nbcon_kthread_func) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.270088][ C1] r10:00000000 r9:829594f8 r8:802e37e0 r7:84660580 r6:84660580 r5:84886000 [ 1567.270114][ C1] r4:00000001 [ 1567.270131][ C1] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.270183][ C1] Exception stack(0xead25fb0 to 0xead25ff8) [ 1567.270221][ C1] 5fa0: 00000000 00000000 00000000 00000000 [ 1567.270258][ C1] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.270292][ C1] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.270334][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.270355][ C1] r4:84737fc0 [ 1567.284082][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 1567.432333][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1567.432923][ T30] Hardware name: ARM-Versatile Express [ 1567.433214][ T30] Call trace: [ 1567.433645][ T30] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 1567.434165][ T30] r7:8225328c r6:8321e000 r5:00000000 r4:82252568 [ 1567.434519][ T30] [<80201b08>] (show_stack) from [<8021f894>] (dump_stack_lvl+0x54/0x7c) [ 1567.434925][ T30] [<8021f840>] (dump_stack_lvl) from [<8021f8d4>] (dump_stack+0x18/0x1c) [ 1567.435405][ T30] r5:00000000 r4:82a78d18 [ 1567.435637][ T30] [<8021f8bc>] (dump_stack) from [<802025f8>] (vpanic+0xe0/0x2e8) [ 1567.436123][ T30] [<80202518>] (vpanic) from [<80202834>] (trace_suspend_resume+0x0/0xd8) [ 1567.436600][ T30] r7:0001eef6 [ 1567.436792][ T30] [<80202800>] (panic) from [<8037f948>] (watchdog+0x410/0x850) [ 1567.437219][ T30] r3:00000001 r2:00000000 r1:00000000 r0:8225328c [ 1567.437625][ T30] [<8037f538>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280) [ 1567.438150][ T30] r10:00000000 r9:00000000 r8:8037f538 r7:8332a300 r6:8332a300 r5:8321e000 [ 1567.438600][ T30] r4:00000001 [ 1567.438805][ T30] [<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1567.439298][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1567.441538][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1567.442735][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1567.443184][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1567.443575][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0 [ 1567.444125][ T30] r4:832c0b80 [ 1567.449117][ T30] Rebooting in 86400 seconds.. VM DIAGNOSIS: 01:55:12 Registers: info registers vcpu 0 CPU#0 R00=8411b840 R01=00000038 R02=ead8b000 R03=ead8b018 R04=8410701b R05=8411b840 R06=80a8f244 R07=8410701b R08=80a8f244 R09=00000024 R10=000003a1 R11=ead25e24 R12=00000002 R13=ead25e18 R14=829594c4 R15=80a8f254 PSR=80000193 N--- A S svc32 s00=6f935140 s01=4060cff0 d00=4060cff06f935140 s02=00000000 s03=412886f0 d01=412886f000000000 s04=00000000 s05=40100000 d02=4010000000000000 s06=ee4db340 s07=4043b227 d03=4043b227ee4db340 s08=f8992bb9 s09=40439f12 d04=40439f12f8992bb9 s10=00000000 s11=41486a00 d05=41486a0000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=41cdcd65 d07=41cdcd6500000000 s16=00000000 s17=413ab640 d08=413ab64000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=000c4378 s31=00000000 d15=00000000000c4378 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 20000011 info registers vcpu 1 CPU#1 R00=df8d9d70 R01=00000051 R02=00000012 R03=fffd16d8 R04=8223b414 R05=df8d9c74 R06=00000005 R07=82a8d7d8 R08=df8d9cb8 R09=8223b421 R10=00000004 R11=df8d9c98 R12=df8d9c28 R13=df8d98fc R14=802783ec R15=8034f988 PSR=80000193 N--- A S svc32 s00=00000000 s01=00000000 d00=0000000000000000 s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000