[ 793.488871][ T29] audit: type=1400 audit(793.380:56): avc: denied { read write } for pid=3094 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 [ 793.490772][ T29] audit: type=1400 audit(793.380:57): avc: denied { open } for pid=3094 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]:27932' (ED25519) to the list of known hosts. [ 850.993724][ T29] audit: type=1400 audit(850.890:58): avc: denied { execute } for pid=3111 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 [ 851.016458][ T29] audit: type=1400 audit(850.900:59): avc: denied { execute_no_trans } for pid=3111 comm="sh" path="/syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 1970/01/01 00:15:04 parsed 1 programs [ 904.562753][ T29] audit: type=1400 audit(904.450:60): avc: denied { node_bind } for pid=3111 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 907.508500][ T29] audit: type=1400 audit(907.400:61): 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 [ 907.514732][ T29] audit: type=1400 audit(907.410:62): 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 [ 907.538012][ T3119] cgroup: Unknown subsys name 'net' [ 907.547523][ T29] audit: type=1400 audit(907.440:63): 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 [ 907.734695][ T3119] cgroup: Unknown subsys name 'cpuset' [ 907.739800][ T3119] cgroup: Unknown subsys name 'hugetlb' [ 907.743865][ T3119] cgroup: Unknown subsys name 'rlimit' [ 907.985336][ T29] audit: type=1400 audit(907.880:64): avc: denied { setattr } for pid=3119 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=693 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 907.987669][ T29] audit: type=1400 audit(907.880:65): 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 [ 907.991819][ T29] audit: type=1400 audit(907.880:66): 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 [ 907.995707][ T29] audit: type=1400 audit(907.890:67): 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 [ 908.092926][ T29] audit: type=1400 audit(907.980:68): 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 [ 908.100410][ T29] audit: type=1400 audit(907.990:69): 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 [ 908.346094][ T3123] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 916.789150][ T3119] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 927.141361][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 927.152919][ T29] audit: type=1400 audit(927.030:75): avc: denied { execmem } for pid=3124 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 927.180996][ T29] audit: type=1400 audit(927.070:76): avc: denied { read } for pid=3125 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 927.189094][ T29] audit: type=1400 audit(927.080:77): avc: denied { open } for pid=3125 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 [ 927.206815][ T29] audit: type=1400 audit(927.100:78): avc: denied { mounton } for pid=3125 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 [ 927.336735][ T29] audit: type=1400 audit(927.230:79): avc: denied { sys_module } for pid=3125 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 929.704783][ T3125] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 929.717410][ T3125] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 930.727125][ T3125] hsr_slave_0: entered promiscuous mode [ 930.730852][ T3125] hsr_slave_1: entered promiscuous mode [ 931.161771][ T3125] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 931.178032][ T3125] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 931.190387][ T3125] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 931.204284][ T3125] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 931.887377][ T3125] 8021q: adding VLAN 0 to HW filter on device bond0 [ 934.806057][ T3125] veth0_vlan: entered promiscuous mode [ 934.831276][ T3125] veth1_vlan: entered promiscuous mode [ 934.924084][ T3125] veth0_macvtap: entered promiscuous mode [ 934.938363][ T3125] veth1_macvtap: entered promiscuous mode [ 935.043716][ T3293] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 935.047545][ T3293] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 935.058994][ T3293] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 935.061689][ T3293] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 935.212732][ T29] audit: type=1400 audit(935.100:80): avc: denied { mount } for pid=3125 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 [ 935.222718][ T29] audit: type=1400 audit(935.110:81): avc: denied { mounton } for pid=3125 comm="syz-executor" path="/syzkaller.6jJNGj/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 [ 935.239934][ T29] audit: type=1400 audit(935.130:82): avc: denied { mount } for pid=3125 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 [ 935.249411][ T29] audit: type=1400 audit(935.140:83): avc: denied { mounton } for pid=3125 comm="syz-executor" path="/syzkaller.6jJNGj/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 [ 935.256554][ T29] audit: type=1400 audit(935.140:84): avc: denied { mounton } for pid=3125 comm="syz-executor" path="/syzkaller.6jJNGj/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=2304 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 935.274773][ T29] audit: type=1400 audit(935.170:85): avc: denied { unmount } for pid=3125 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 935.281734][ T29] audit: type=1400 audit(935.170:86): avc: denied { mounton } for pid=3125 comm="syz-executor" path="/dev/gadgetfs" dev="devtmpfs" ino=772 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 935.286809][ T29] audit: type=1400 audit(935.180:87): avc: denied { mount } for pid=3125 comm="syz-executor" name="/" dev="gadgetfs" ino=2305 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nfs_t tclass=filesystem permissive=1 [ 935.296203][ T29] audit: type=1400 audit(935.190:88): avc: denied { mount } for pid=3125 comm="syz-executor" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 935.301623][ T29] audit: type=1400 audit(935.190:89): avc: denied { mounton } for pid=3125 comm="syz-executor" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 935.403016][ T3125] 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. [ 936.010623][ T3177] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 936.086029][ T3177] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 936.178972][ T3177] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 936.266491][ T3177] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 936.657178][ T3177] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 936.676907][ T3177] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 936.681799][ T3177] bond0 (unregistering): Released all slaves [ 936.769358][ T3177] hsr_slave_0: left promiscuous mode [ 936.776718][ T3177] hsr_slave_1: left promiscuous mode [ 936.790315][ T3177] veth1_macvtap: left promiscuous mode [ 936.791096][ T3177] veth0_macvtap: left promiscuous mode [ 936.791466][ T3177] veth1_vlan: left promiscuous mode [ 936.791713][ T3177] veth0_vlan: left promiscuous mode [ 941.077652][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 941.079516][ T29] audit: type=1401 audit(940.970:95): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 941.493387][ T29] audit: type=1400 audit(941.360:96): avc: denied { create } for pid=3662 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 942.756472][ T29] audit: type=1400 audit(942.650:97): avc: denied { create } for pid=3668 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 942.773998][ T29] audit: type=1400 audit(942.670:98): avc: denied { sys_admin } for pid=3668 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 943.279156][ T29] audit: type=1400 audit(943.170:99): avc: denied { sys_chroot } for pid=3669 comm="syz-executor" capability=18 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 1970/01/01 00:15:51 executed programs: 0 [ 953.559825][ T3732] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 953.566863][ T3732] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 954.268816][ T3732] hsr_slave_0: entered promiscuous mode [ 954.276249][ T3732] hsr_slave_1: entered promiscuous mode [ 954.548733][ T3732] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 954.559396][ T3732] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 954.568450][ T3732] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 954.574806][ T3732] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 955.157902][ T3732] 8021q: adding VLAN 0 to HW filter on device bond0 [ 958.006816][ T3732] veth0_vlan: entered promiscuous mode [ 958.029673][ T3732] veth1_vlan: entered promiscuous mode [ 958.096431][ T3732] veth0_macvtap: entered promiscuous mode [ 958.109187][ T3732] veth1_macvtap: entered promiscuous mode [ 958.205502][ T3883] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 958.207212][ T3883] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 958.210242][ T3883] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 958.210713][ T3883] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 958.442633][ T29] audit: type=1400 audit(958.330:100): avc: denied { map_create } for pid=4049 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:15:58 executed programs: 2 [ 958.488699][ T29] audit: type=1400 audit(958.380:101): avc: denied { map_read map_write } for pid=4049 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 958.498462][ T29] audit: type=1400 audit(958.390:102): avc: denied { prog_load } for pid=4049 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 958.500102][ T29] audit: type=1400 audit(958.390:103): avc: denied { bpf } for pid=4049 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 958.507469][ T29] audit: type=1400 audit(958.400:104): avc: denied { perfmon } for pid=4049 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 958.555669][ T29] audit: type=1400 audit(958.450:105): avc: denied { prog_run } for pid=4049 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:16:03 executed programs: 22 1970/01/01 00:16:09 executed programs: 34 1970/01/01 00:16:14 executed programs: 42 1970/01/01 00:16:19 executed programs: 54 1970/01/01 00:16:25 executed programs: 63 1970/01/01 00:16:30 executed programs: 74 1970/01/01 00:16:35 executed programs: 83 1970/01/01 00:16:40 executed programs: 93 1970/01/01 00:16:45 executed programs: 104 1970/01/01 00:16:51 executed programs: 113 1970/01/01 00:16:56 executed programs: 124 1970/01/01 00:17:02 executed programs: 135 1970/01/01 00:17:07 executed programs: 144 1970/01/01 00:17:12 executed programs: 152 1970/01/01 00:17:17 executed programs: 162 1970/01/01 00:17:23 executed programs: 172 1970/01/01 00:17:28 executed programs: 183 1970/01/01 00:17:33 executed programs: 194 1970/01/01 00:17:39 executed programs: 205 1970/01/01 00:17:45 executed programs: 217 1970/01/01 00:17:50 executed programs: 228 1970/01/01 00:17:55 executed programs: 238 1970/01/01 00:18:00 executed programs: 248 1970/01/01 00:18:06 executed programs: 257 1970/01/01 00:18:11 executed programs: 267 1970/01/01 00:18:16 executed programs: 276 1970/01/01 00:18:22 executed programs: 285 1970/01/01 00:18:27 executed programs: 297 1970/01/01 00:18:32 executed programs: 306 1970/01/01 00:18:37 executed programs: 315 1970/01/01 00:18:42 executed programs: 326 1970/01/01 00:18:48 executed programs: 338 1970/01/01 00:18:53 executed programs: 346 1970/01/01 00:18:58 executed programs: 355 1970/01/01 00:19:03 executed programs: 366 1970/01/01 00:19:08 executed programs: 377 1970/01/01 00:19:14 executed programs: 387 1970/01/01 00:19:19 executed programs: 397 1970/01/01 00:19:24 executed programs: 408 1970/01/01 00:19:30 executed programs: 417 1970/01/01 00:19:35 executed programs: 431 1970/01/01 00:19:40 executed programs: 440 1970/01/01 00:19:45 executed programs: 450 1970/01/01 00:19:51 executed programs: 460 1970/01/01 00:19:56 executed programs: 470 1970/01/01 00:20:01 executed programs: 481 1970/01/01 00:20:06 executed programs: 492 1970/01/01 00:20:12 executed programs: 503 1970/01/01 00:20:17 executed programs: 517 [ 1221.542396][ C1] hrtimer: interrupt took 9100320 ns 1970/01/01 00:20:22 executed programs: 526 1970/01/01 00:20:27 executed programs: 537 1970/01/01 00:20:33 executed programs: 548 1970/01/01 00:20:38 executed programs: 559 1970/01/01 00:20:43 executed programs: 567 1970/01/01 00:20:48 executed programs: 576 1970/01/01 00:20:53 executed programs: 583 1970/01/01 00:20:59 executed programs: 593 [ 1264.869469][ T3678] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1264.961333][ T3678] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1265.096093][ T3678] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1265.181493][ T3678] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1266.004159][ T3678] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1266.035149][ T3678] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1266.113746][ T3678] bond0 (unregistering): Released all slaves [ 1266.213395][ T3678] hsr_slave_0: left promiscuous mode [ 1266.224781][ T3678] hsr_slave_1: left promiscuous mode [ 1266.243829][ T3678] veth1_macvtap: left promiscuous mode [ 1266.244476][ T3678] veth0_macvtap: left promiscuous mode [ 1266.261496][ T3678] veth1_vlan: left promiscuous mode [ 1266.263005][ T3678] veth0_vlan: left promiscuous mode [ 1270.904380][ T5222] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1270.931805][ T5222] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1273.151669][ T5222] hsr_slave_0: entered promiscuous mode [ 1273.165146][ T5222] hsr_slave_1: entered promiscuous mode [ 1274.970189][ T5222] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1275.147756][ T5222] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1275.162008][ T5222] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1275.189196][ T5222] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1277.073814][ T5222] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1284.828630][ T5222] veth0_vlan: entered promiscuous mode [ 1284.997531][ T5222] veth1_vlan: entered promiscuous mode [ 1285.198573][ T5222] veth0_macvtap: entered promiscuous mode [ 1285.228570][ T5222] veth1_macvtap: entered promiscuous mode [ 1285.827630][ T5256] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1285.829335][ T5256] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1285.833101][ T5256] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1285.849634][ T5256] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:21:26 executed programs: 602 1970/01/01 00:21:31 executed programs: 615 1970/01/01 00:21:36 executed programs: 630 1970/01/01 00:21:41 executed programs: 641 1970/01/01 00:21:46 executed programs: 651 1970/01/01 00:21:52 executed programs: 664 1970/01/01 00:21:57 executed programs: 676 1970/01/01 00:22:02 executed programs: 686 1970/01/01 00:22:08 executed programs: 697 1970/01/01 00:22:13 executed programs: 708 1970/01/01 00:22:19 executed programs: 717 1970/01/01 00:22:24 executed programs: 727 1970/01/01 00:22:30 executed programs: 735 1970/01/01 00:22:35 executed programs: 743 1970/01/01 00:22:40 executed programs: 750 1970/01/01 00:22:46 executed programs: 760 1970/01/01 00:22:52 executed programs: 769 1970/01/01 00:22:57 executed programs: 779 1970/01/01 00:23:02 executed programs: 789 1970/01/01 00:23:07 executed programs: 799 1970/01/01 00:23:13 executed programs: 808 1970/01/01 00:23:18 executed programs: 817 1970/01/01 00:23:23 executed programs: 827 1970/01/01 00:23:29 executed programs: 834 1970/01/01 00:23:34 executed programs: 844 1970/01/01 00:23:39 executed programs: 858 1970/01/01 00:23:44 executed programs: 870 1970/01/01 00:23:50 executed programs: 880 1970/01/01 00:23:55 executed programs: 888 1970/01/01 00:24:00 executed programs: 895 1970/01/01 00:24:06 executed programs: 905 1970/01/01 00:24:11 executed programs: 914 1970/01/01 00:24:16 executed programs: 923 1970/01/01 00:24:22 executed programs: 933 1970/01/01 00:24:27 executed programs: 943 1970/01/01 00:24:33 executed programs: 951 1970/01/01 00:24:38 executed programs: 959 [ 1480.914790][ T30] INFO: task kworker/1:97:4340 blocked for more than 430 seconds. [ 1480.915672][ T30] Not tainted syzkaller #0 [ 1480.915854][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1480.916080][ T30] task:kworker/1:97 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1480.916576][ T30] Workqueue: events bpf_prog_free_deferred [ 1480.917555][ T30] Call trace: [ 1480.917789][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1480.918205][ T30] r10:dfc41d84 r9:829174a8 r8:60000013 r7:829174a8 r6:dfc41d8c r5:85bac800 [ 1480.918261][ T30] r4:85bac800 [ 1480.918466][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1480.918535][ T30] r5:85bac800 r4:829174a4 [ 1480.918586][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1480.918641][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1480.918699][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [ 1480.918718][ T30] r4:00000000 [ 1480.918734][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1480.918774][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1480.918824][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1480.918885][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2b640 [ 1480.918942][ T30] r4:00000000 [ 1480.919007][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1480.919080][ T30] r9:83018605 r8:85bac800 r7:00000000 r6:83018600 r5:00001000 r4:7f05d000 [ 1480.919097][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1480.919235][ T30] r5:00001000 r4:ea420000 [ 1480.919255][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1480.919307][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1480.919358][ T30] r5:8526278c r4:85b27f80 [ 1480.919375][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1480.919434][ T30] r7:ddde3b40 r6:83018600 r5:8526278c r4:85b27f80 [ 1480.919449][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1480.919509][ T30] r10:61c88647 r9:85bac800 r8:85b27fac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1480.919527][ T30] r4:85b27f80 [ 1480.919542][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1480.919675][ T30] r10:00000000 r9:85b27f80 r8:802762fc r7:ea665e60 r6:85b27d80 r5:85bac800 [ 1480.919695][ T30] r4:00000001 [ 1480.919796][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1480.919925][ T30] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1480.920102][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1480.920151][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1480.920179][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1480.920252][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1480.920485][ T30] r4:8596b5c0 [ 1480.921480][ T30] INFO: task kworker/1:97:4340 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1480.921583][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1480.921679][ T30] Workqueue: events bpf_prog_free_deferred [ 1480.921725][ T30] Call trace: [ 1480.921750][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1480.921829][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1480.921849][ T30] r4:00000000 [ 1480.921908][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1480.922069][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1480.943687][ T30] 1d20: d6eff000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1480.943775][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1480.943797][ T30] 1d60: 80000113 ffffffff [ 1480.943827][ T30] r5:80000113 r4:80239030 [ 1480.943844][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1480.943946][ T30] r4:82ace224 [ 1480.943960][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1480.944071][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1480.944093][ T30] r4:dfd61dc0 [ 1480.944145][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1480.944208][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1480.944227][ T30] r4:00000000 [ 1480.944242][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1480.944306][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1480.944321][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1480.944378][ T30] r5:00001000 r4:dfdb7000 [ 1480.944429][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1480.944483][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1480.944535][ T30] r5:85b7978c r4:85b2cb00 [ 1480.944588][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1480.944647][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1480.944721][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1480.944782][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1480.944800][ T30] r4:85b2cb00 [ 1480.944813][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1480.944901][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1480.944940][ T30] r4:00000001 [ 1480.944957][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1480.945045][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1480.945115][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1480.945146][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1480.945174][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1480.945208][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1480.945226][ T30] r4:859cad00 [ 1480.945433][ T30] INFO: task kworker/1:108:4377 blocked for more than 430 seconds. [ 1480.945486][ T30] Not tainted syzkaller #0 [ 1480.945507][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1480.945522][ T30] task:kworker/1:108 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1480.945596][ T30] Workqueue: events bpf_prog_free_deferred [ 1480.945637][ T30] Call trace: [ 1480.945760][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1480.945845][ T30] r10:e4345d84 r9:829174a8 r8:60000113 r7:829174a8 r6:e4345d8c r5:85ba8c00 [ 1480.945866][ T30] r4:85ba8c00 [ 1480.945880][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1480.945934][ T30] r5:85ba8c00 r4:829174a4 [ 1480.945947][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1480.946006][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1480.946063][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4345e08 [ 1480.946081][ T30] r4:00000000 [ 1480.946095][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1480.946169][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1480.946228][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1480.946291][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b000 [ 1480.946308][ T30] r4:00000000 [ 1480.946324][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1480.946384][ T30] r9:83018605 r8:85ba8c00 r7:00000000 r6:83018600 r5:00001000 r4:7f07b000 [ 1480.946398][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1480.946451][ T30] r5:00001000 r4:ea652000 [ 1480.946502][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1480.946552][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1480.946601][ T30] r5:84d2938c r4:859cd200 [ 1480.946616][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1480.946669][ T30] r7:ddde3b40 r6:83018600 r5:84d2938c r4:859cd200 [ 1480.946683][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1480.946781][ T30] r10:61c88647 r9:85ba8c00 r8:859cd22c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1480.946800][ T30] r4:859cd200 [ 1480.946832][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1480.946891][ T30] r10:00000000 r9:859cd200 r8:802762fc r7:ea571e60 r6:851bb700 r5:85ba8c00 [ 1480.946945][ T30] r4:00000001 [ 1480.946993][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1480.947036][ T30] Exception stack(0xe4345fb0 to 0xe4345ff8) [ 1480.947085][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1480.947117][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1480.947220][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1480.947295][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1480.947315][ T30] r4:85b2eb80 [ 1480.947901][ T30] INFO: task kworker/1:108:4377 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1480.947972][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1480.948170][ T30] Workqueue: events bpf_prog_free_deferred [ 1480.948254][ T30] Call trace: [ 1480.948281][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1480.948354][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1480.948373][ T30] r4:00000000 [ 1480.948386][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1480.948431][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1480.948464][ T30] 1d20: d6eff000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1480.948512][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1480.948535][ T30] 1d60: 80000113 ffffffff [ 1480.948557][ T30] r5:80000113 r4:80239030 [ 1480.948571][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1480.948623][ T30] r4:82ace224 [ 1480.948636][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1480.948695][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1480.948730][ T30] r4:dfd61dc0 [ 1480.948744][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1480.948804][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1480.948821][ T30] r4:00000000 [ 1480.948856][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1480.948963][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1480.948988][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1480.949042][ T30] r5:00001000 r4:dfdb7000 [ 1480.949057][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1480.949104][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1480.949154][ T30] r5:85b7978c r4:85b2cb00 [ 1480.949202][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1480.949264][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1480.949279][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1480.949338][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1480.949356][ T30] r4:85b2cb00 [ 1480.949369][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1480.949425][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1480.949443][ T30] r4:00000001 [ 1480.949457][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1480.949494][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1480.949519][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1480.949548][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1480.949574][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1480.949664][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1480.949727][ T30] r4:859cad00 [ 1480.949761][ T30] INFO: task kworker/0:59:4397 blocked for more than 430 seconds. [ 1480.949800][ T30] Not tainted syzkaller #0 [ 1480.949819][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1480.949831][ T30] task:kworker/0:59 state:D stack:0 pid:4397 tgid:4397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1480.949878][ T30] Workqueue: events bpf_prog_free_deferred [ 1480.949912][ T30] Call trace: [ 1480.949934][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1480.950008][ T30] r10:dfd15d84 r9:829174a8 r8:60000013 r7:829174a8 r6:dfd15d8c r5:859fd400 [ 1480.950083][ T30] r4:859fd400 [ 1480.950099][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1480.950189][ T30] r5:859fd400 r4:829174a4 [ 1480.950225][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1480.950275][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1480.950331][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 [ 1480.950348][ T30] r4:00000000 [ 1480.950382][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1480.950426][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1480.950484][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1480.950545][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b780 [ 1480.950563][ T30] r4:00000000 [ 1480.950577][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1480.950636][ T30] r9:83018405 r8:859fd400 r7:00000000 r6:83018400 r5:00001000 r4:7f055000 [ 1480.950651][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1480.950701][ T30] r5:00001000 r4:e010f000 [ 1480.950714][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1480.950761][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1480.950810][ T30] r5:85b79f8c r4:85b2c500 [ 1480.950823][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1480.950879][ T30] r7:dddcfb40 r6:83018400 r5:85b79f8c r4:85b2c500 [ 1480.950894][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1480.950954][ T30] r10:61c88647 r9:859fd400 r8:85b2c52c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1480.950972][ T30] r4:85b2c500 [ 1480.950994][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1480.951068][ T30] r10:00000000 r9:85b2c500 r8:802762fc r7:dfc81e60 r6:85b2c780 r5:859fd400 [ 1480.951088][ T30] r4:00000001 [ 1480.951101][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1480.951140][ T30] Exception stack(0xdfd15fb0 to 0xdfd15ff8) [ 1480.951164][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1480.951193][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1480.951218][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1480.951254][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1480.951322][ T30] r4:85b28f40 [ 1480.951674][ T30] INFO: task kworker/0:59:4397 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1480.951730][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1480.951793][ T30] Workqueue: events bpf_prog_free_deferred [ 1480.951833][ T30] Call trace: [ 1480.951856][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1480.952038][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1481.043240][ T30] r4:00000000 [ 1481.043311][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1481.043411][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1481.043475][ T30] 1d20: d73d3000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1481.043511][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1481.043531][ T30] 1d60: 80000113 ffffffff [ 1481.043555][ T30] r5:80000113 r4:80239030 [ 1481.043600][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1481.043666][ T30] r4:82ace224 [ 1481.043681][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1481.043746][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1481.043764][ T30] r4:dfd61dc0 [ 1481.043803][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.043867][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1481.043885][ T30] r4:00000000 [ 1481.043899][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.043988][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1481.044007][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.044065][ T30] r5:00001000 r4:dfdb7000 [ 1481.044078][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.044126][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.044177][ T30] r5:85b7978c r4:85b2cb00 [ 1481.044191][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.044248][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1481.044263][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.044321][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.044339][ T30] r4:85b2cb00 [ 1481.044354][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.044412][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1481.044429][ T30] r4:00000001 [ 1481.044442][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.044480][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1481.044504][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.044533][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.044558][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.044630][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.044683][ T30] r4:859cad00 [ 1481.049364][ T30] INFO: task kworker/0:60:4399 blocked for more than 430 seconds. [ 1481.049545][ T30] Not tainted syzkaller #0 [ 1481.049585][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1481.049604][ T30] task:kworker/0:60 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.049692][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.049767][ T30] Call trace: [ 1481.050013][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1481.050107][ T30] r10:dfd49d84 r9:829174a8 r8:60000013 r7:829174a8 r6:dfd49d8c r5:85b9a400 [ 1481.050151][ T30] r4:85b9a400 [ 1481.050273][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1481.050340][ T30] r5:85b9a400 r4:829174a4 [ 1481.050353][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1481.050401][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1481.050457][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd49e08 [ 1481.050475][ T30] r4:00000000 [ 1481.050489][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1481.050528][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1481.050595][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.050656][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595bc00 [ 1481.050691][ T30] r4:00000000 [ 1481.050708][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.050772][ T30] r9:83018405 r8:85b9a400 r7:00000000 r6:83018400 r5:00001000 r4:7f057000 [ 1481.050788][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.050842][ T30] r5:00001000 r4:e01af000 [ 1481.050856][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.050904][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.050953][ T30] r5:85b7ab8c r4:85b2c980 [ 1481.050967][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.051024][ T30] r7:dddcfb40 r6:83018400 r5:85b7ab8c r4:85b2c980 [ 1481.051038][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.051097][ T30] r10:61c88647 r9:85b9a400 r8:85b2c9ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.051116][ T30] r4:85b2c980 [ 1481.051129][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.051187][ T30] r10:00000000 r9:85b2c980 r8:802762fc r7:dfd15e60 r6:85b2ca00 r5:85b9a400 [ 1481.051204][ T30] r4:00000001 [ 1481.051218][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.051259][ T30] Exception stack(0xdfd49fb0 to 0xdfd49ff8) [ 1481.051286][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1481.051326][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.051351][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.051814][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.051857][ T30] r4:859cad00 [ 1481.069573][ T30] INFO: task kworker/0:60:4399 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1481.069733][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.069846][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.069936][ T30] Call trace: [ 1481.069968][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1481.070089][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1481.070112][ T30] r4:00000000 [ 1481.070134][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1481.070192][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1481.070233][ T30] 1d20: d73d3000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1481.070279][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1481.070304][ T30] 1d60: 80000113 ffffffff [ 1481.070359][ T30] r5:80000113 r4:80239030 [ 1481.070377][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1481.070472][ T30] r4:82ace224 [ 1481.070490][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1481.070563][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1481.070584][ T30] r4:dfd61dc0 [ 1481.070601][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.070689][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1481.070711][ T30] r4:00000000 [ 1481.070733][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.070813][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1481.070832][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.070910][ T30] r5:00001000 r4:dfdb7000 [ 1481.070926][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.070995][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.071049][ T30] r5:85b7978c r4:85b2cb00 [ 1481.071065][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.071123][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1481.071138][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.071198][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.071216][ T30] r4:85b2cb00 [ 1481.071229][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.071288][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1481.071305][ T30] r4:00000001 [ 1481.071319][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.071357][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1481.071383][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.071412][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.071438][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.071473][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.071491][ T30] r4:859cad00 [ 1481.071524][ T30] INFO: task kworker/0:62:4403 blocked for more than 430 seconds. [ 1481.071564][ T30] Not tainted syzkaller #0 [ 1481.071584][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1481.071598][ T30] task:kworker/0:62 state:D stack:0 pid:4403 tgid:4403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.071679][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.071717][ T30] Call trace: [ 1481.071814][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1481.071909][ T30] r10:e019dd84 r9:829174a8 r8:60000013 r7:829174a8 r6:e019dd8c r5:85b01800 [ 1481.107225][ T30] r4:85b01800 [ 1481.112474][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1481.118091][ T30] r5:85b01800 r4:829174a4 [ 1481.142871][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1481.152868][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1481.154072][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e019de08 [ 1481.155158][ T30] r4:00000000 [ 1481.155733][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1481.155998][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1481.156193][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.156400][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595bec0 [ 1481.156529][ T30] r4:00000000 [ 1481.156647][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.156887][ T30] r9:83018405 r8:85b01800 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 1481.157019][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.157222][ T30] r5:00001000 r4:e0259000 [ 1481.157350][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.157526][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.157712][ T30] r5:85b7af8c r4:85b2cd00 [ 1481.157871][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.158065][ T30] r7:dddcfb40 r6:83018400 r5:85b7af8c r4:85b2cd00 [ 1481.158186][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.158392][ T30] r10:61c88647 r9:85b01800 r8:85b2cd2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.158520][ T30] r4:85b2cd00 [ 1481.158637][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.158831][ T30] r10:00000000 r9:85b2cd00 r8:802762fc r7:dfd49e60 r6:85b2cd80 r5:85b01800 [ 1481.158959][ T30] r4:00000001 [ 1481.159087][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.159268][ T30] Exception stack(0xe019dfb0 to 0xe019dff8) [ 1481.159420][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1481.159563][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.159701][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.159852][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.159989][ T30] r4:8595b300 [ 1481.160768][ T30] INFO: task kworker/0:62:4403 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1481.160967][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.161383][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.161647][ T30] Call trace: [ 1481.161876][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1481.203458][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1481.204931][ T30] r4:00000000 [ 1481.207433][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1481.225393][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1481.225644][ T30] 1d20: d8e96000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1481.225753][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1481.225878][ T30] 1d60: 80000113 ffffffff [ 1481.226036][ T30] r5:80000113 r4:80239030 [ 1481.226124][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1481.226209][ T30] r4:82ace224 [ 1481.226223][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1481.226307][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1481.226322][ T30] r4:dfd61dc0 [ 1481.226331][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.226403][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1481.226416][ T30] r4:00000000 [ 1481.226426][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.226472][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1481.226483][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.226523][ T30] r5:00001000 r4:dfdb7000 [ 1481.226532][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.226566][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.226602][ T30] r5:85b7978c r4:85b2cb00 [ 1481.226611][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.226651][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1481.226660][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.226702][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.226714][ T30] r4:85b2cb00 [ 1481.226723][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.226763][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1481.226852][ T30] r4:00000001 [ 1481.226863][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.226888][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1481.226905][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.226921][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.226936][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.226956][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.226966][ T30] r4:859cad00 [ 1481.230286][ T30] INFO: task kworker/0:63:4405 blocked for more than 430 seconds. [ 1481.230628][ T30] Not tainted syzkaller #0 [ 1481.230647][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1481.230658][ T30] task:kworker/0:63 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.230741][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.230882][ T30] Call trace: [ 1481.230899][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1481.230949][ T30] r10:dfdb5d84 r9:829174a8 r8:60000113 r7:829174a8 r6:dfdb5d8c r5:85b00c00 [ 1481.230994][ T30] r4:85b00c00 [ 1481.231057][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1481.231093][ T30] r5:85b00c00 r4:829174a4 [ 1481.231101][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1481.231129][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1481.231161][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdb5e08 [ 1481.231170][ T30] r4:00000000 [ 1481.231177][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1481.231222][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1481.231252][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.231509][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ad9600 [ 1481.231552][ T30] r4:00000000 [ 1481.231568][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.231621][ T30] r9:83018405 r8:85b00c00 r7:00000000 r6:83018400 r5:00001000 r4:7f05b000 [ 1481.231631][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.231669][ T30] r5:00001000 r4:e83af000 [ 1481.231677][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.231704][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.231733][ T30] r5:85b7b38c r4:85b2cf00 [ 1481.231740][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.231773][ T30] r7:dddcfb40 r6:83018400 r5:85b7b38c r4:85b2cf00 [ 1481.231782][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.231814][ T30] r10:61c88647 r9:85b00c00 r8:85b2cf2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.231824][ T30] r4:85b2cf00 [ 1481.231831][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.231864][ T30] r10:00000000 r9:85b2cf00 r8:802762fc r7:e019de60 r6:85b2cf80 r5:85b00c00 [ 1481.231897][ T30] r4:00000001 [ 1481.231918][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.232047][ T30] Exception stack(0xdfdb5fb0 to 0xdfdb5ff8) [ 1481.243712][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1481.254470][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.254544][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.254585][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.254624][ T30] r4:8595b400 [ 1481.255244][ T30] INFO: task kworker/0:63:4405 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1481.255281][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.255376][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.255653][ T30] Call trace: [ 1481.255682][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1481.255766][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1481.255785][ T30] r4:00000000 [ 1481.255799][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1481.255848][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1481.255883][ T30] 1d20: d9153000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1481.255946][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1481.255972][ T30] 1d60: 80000113 ffffffff [ 1481.255994][ T30] r5:80000113 r4:80239030 [ 1481.256008][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1481.256082][ T30] r4:82ace224 [ 1481.256095][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1481.256154][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1481.256171][ T30] r4:dfd61dc0 [ 1481.256184][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.256242][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1481.256334][ T30] r4:00000000 [ 1481.256351][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.256419][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1481.256434][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.256490][ T30] r5:00001000 r4:dfdb7000 [ 1481.256517][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.256599][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.256663][ T30] r5:85b7978c r4:85b2cb00 [ 1481.256679][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.256735][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1481.256749][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.256809][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.256828][ T30] r4:85b2cb00 [ 1481.256869][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.256930][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1481.256973][ T30] r4:00000001 [ 1481.256988][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.257027][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1481.257062][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.257090][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.257117][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.257149][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.257166][ T30] r4:859cad00 [ 1481.257194][ T30] INFO: task kworker/0:64:4407 blocked for more than 430 seconds. [ 1481.257229][ T30] Not tainted syzkaller #0 [ 1481.257266][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1481.257281][ T30] task:kworker/0:64 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.257367][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.257440][ T30] Call trace: [ 1481.257465][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1481.257531][ T30] r10:e4375d84 r9:829174a8 r8:60000113 r7:829174a8 r6:e4375d8c r5:85b03000 [ 1481.257549][ T30] r4:85b03000 [ 1481.257562][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1481.257640][ T30] r5:85b03000 r4:829174a4 [ 1481.257655][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1481.257729][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1481.257789][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4375e08 [ 1481.257861][ T30] r4:00000000 [ 1481.257894][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1481.257935][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1481.257975][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.258033][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d20c0 [ 1481.258083][ T30] r4:00000000 [ 1481.258098][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.258158][ T30] r9:83018405 r8:85b03000 r7:00000000 r6:83018400 r5:00001000 r4:7f079000 [ 1481.258172][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.258222][ T30] r5:00001000 r4:ea57d000 [ 1481.258235][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.258313][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.258454][ T30] r5:85b6d38c r4:859ad000 [ 1481.258469][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.258525][ T30] r7:dddcfb40 r6:83018400 r5:85b6d38c r4:859ad000 [ 1481.258565][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.258637][ T30] r10:61c88647 r9:85b03000 r8:859ad02c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.258656][ T30] r4:859ad000 [ 1481.258669][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.258725][ T30] r10:00000000 r9:859ad000 r8:802762fc r7:dfdb5e60 r6:859ad080 r5:85b03000 [ 1481.258804][ T30] r4:00000001 [ 1481.258823][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.258863][ T30] Exception stack(0xe4375fb0 to 0xe4375ff8) [ 1481.258888][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1481.258917][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.258942][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.258974][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.258991][ T30] r4:8595bdc0 [ 1481.259450][ T30] INFO: task kworker/0:64:4407 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1481.259497][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.259605][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.259665][ T30] Call trace: [ 1481.259762][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1481.259838][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1481.259855][ T30] r4:00000000 [ 1481.259869][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1481.259937][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1481.259971][ T30] 1d20: d9153000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1481.260025][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1481.260054][ T30] 1d60: 80000113 ffffffff [ 1481.260076][ T30] r5:80000113 r4:80239030 [ 1481.260090][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1481.260145][ T30] r4:82ace224 [ 1481.260159][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1481.260243][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1481.260272][ T30] r4:dfd61dc0 [ 1481.260287][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.260348][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1481.260365][ T30] r4:00000000 [ 1481.260382][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.260442][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1481.260457][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.260511][ T30] r5:00001000 r4:dfdb7000 [ 1481.260524][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.260571][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.260653][ T30] r5:85b7978c r4:85b2cb00 [ 1481.260667][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.260723][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1481.260738][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.260797][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.260815][ T30] r4:85b2cb00 [ 1481.260827][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.260921][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1481.260939][ T30] r4:00000001 [ 1481.260952][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.260990][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1481.261014][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.261080][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.261109][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.261141][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.261170][ T30] r4:859cad00 [ 1481.261217][ T30] INFO: task kworker/0:65:4409 blocked for more than 430 seconds. [ 1481.261258][ T30] Not tainted syzkaller #0 [ 1481.261276][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1481.261303][ T30] task:kworker/0:65 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.261358][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.261392][ T30] Call trace: [ 1481.261414][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1481.261506][ T30] r10:e83add84 r9:829174a8 r8:60000113 r7:829174a8 r6:e83add8c r5:85b03c00 [ 1481.261568][ T30] r4:85b03c00 [ 1481.261631][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1481.261698][ T30] r5:85b03c00 r4:829174a4 [ 1481.261714][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1481.261761][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1481.261816][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e83ade08 [ 1481.261845][ T30] r4:00000000 [ 1481.261859][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1481.262023][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1481.282979][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.283186][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596bb00 [ 1481.283225][ T30] r4:00000000 [ 1481.283253][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.283558][ T30] r9:83018405 r8:85b03c00 r7:00000000 r6:83018400 r5:00001000 r4:7f05f000 [ 1481.283601][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.283665][ T30] r5:00001000 r4:ea4bd000 [ 1481.283679][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.283726][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.283777][ T30] r5:85b7938c r4:859ad200 [ 1481.283791][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.283848][ T30] r7:dddcfb40 r6:83018400 r5:85b7938c r4:859ad200 [ 1481.283864][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.283921][ T30] r10:61c88647 r9:85b03c00 r8:859ad22c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.283939][ T30] r4:859ad200 [ 1481.283952][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.284010][ T30] r10:00000000 r9:859ad200 r8:802762fc r7:e4375e60 r6:859ad280 r5:85b03c00 [ 1481.284031][ T30] r4:00000001 [ 1481.284045][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.284086][ T30] Exception stack(0xe83adfb0 to 0xe83adff8) [ 1481.284120][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1481.284150][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.284176][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.284208][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.284226][ T30] r4:85b21f40 [ 1481.284917][ T30] INFO: task kworker/0:65:4409 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1481.284954][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.285209][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.285305][ T30] Call trace: [ 1481.285444][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1481.285521][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1481.285540][ T30] r4:00000000 [ 1481.285657][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1481.285705][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1481.285739][ T30] 1d20: d91f6000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1481.285769][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1481.285789][ T30] 1d60: 80000113 ffffffff [ 1481.285810][ T30] r5:80000113 r4:80239030 [ 1481.285824][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1481.286052][ T30] r4:82ace224 [ 1481.286413][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1481.286524][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1481.286544][ T30] r4:dfd61dc0 [ 1481.286559][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.286619][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1481.286636][ T30] r4:00000000 [ 1481.286655][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.286717][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1481.286733][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.286791][ T30] r5:00001000 r4:dfdb7000 [ 1481.286827][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.286877][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.286927][ T30] r5:85b7978c r4:85b2cb00 [ 1481.286989][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.287126][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1481.287143][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.287278][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.287298][ T30] r4:85b2cb00 [ 1481.287312][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.287369][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1481.287595][ T30] r4:00000001 [ 1481.287631][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.287673][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1481.287701][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.287760][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.287809][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.287845][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.287861][ T30] r4:859cad00 [ 1481.287896][ T30] INFO: task kworker/0:67:4414 blocked for more than 430 seconds. [ 1481.287938][ T30] Not tainted syzkaller #0 [ 1481.287958][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1481.287972][ T30] task:kworker/0:67 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.288025][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.288061][ T30] Call trace: [ 1481.288084][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1481.288150][ T30] r10:ea4f9d84 r9:829174a8 r8:60000013 r7:829174a8 r6:ea4f9d8c r5:85b05400 [ 1481.288167][ T30] r4:85b05400 [ 1481.288181][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1481.288234][ T30] r5:85b05400 r4:829174a4 [ 1481.288370][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1481.288662][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1481.288820][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea4f9e08 [ 1481.289147][ T30] r4:00000000 [ 1481.289418][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1481.289561][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1481.289633][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.289790][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2600 [ 1481.289932][ T30] r4:00000000 [ 1481.289981][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.290064][ T30] r9:83018405 r8:85b05400 r7:00000000 r6:83018400 r5:00001000 r4:7f07d000 [ 1481.290080][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.290138][ T30] r5:00001000 r4:ea675000 [ 1481.290189][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.290242][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.290294][ T30] r5:85b6c38c r4:859ad500 [ 1481.290307][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.290361][ T30] r7:dddcfb40 r6:83018400 r5:85b6c38c r4:859ad500 [ 1481.290375][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.290520][ T30] r10:61c88647 r9:85b05400 r8:859ad52c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.290542][ T30] r4:859ad500 [ 1481.290556][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.290613][ T30] r10:00000000 r9:859ad500 r8:802762fc r7:ea615e60 r6:859ad580 r5:85b05400 [ 1481.290630][ T30] r4:00000001 [ 1481.290642][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.290681][ T30] Exception stack(0xea4f9fb0 to 0xea4f9ff8) [ 1481.290727][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1481.290758][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.290827][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.290942][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.291206][ T30] r4:859d23c0 [ 1481.291688][ T30] INFO: task kworker/0:67:4414 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1481.291824][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.291977][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.344462][ T30] Call trace: [ 1481.344521][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1481.344655][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1481.344675][ T30] r4:00000000 [ 1481.344690][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1481.344743][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1481.344782][ T30] 1d20: d94a5000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1481.344977][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1481.345014][ T30] 1d60: 80000113 ffffffff [ 1481.345040][ T30] r5:80000113 r4:80239030 [ 1481.345054][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1481.345584][ T30] r4:82ace224 [ 1481.345602][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1481.345666][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1481.345684][ T30] r4:dfd61dc0 [ 1481.345698][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.345758][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1481.345775][ T30] r4:00000000 [ 1481.345789][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.345855][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1481.345872][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.346116][ T30] r5:00001000 r4:dfdb7000 [ 1481.346137][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.346194][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.346248][ T30] r5:85b7978c r4:85b2cb00 [ 1481.346263][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.346380][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1481.346398][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.346460][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.346478][ T30] r4:85b2cb00 [ 1481.346491][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.346549][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1481.346567][ T30] r4:00000001 [ 1481.346581][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.346619][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1481.346645][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.346674][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.346700][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.346733][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.346750][ T30] r4:859cad00 [ 1481.354082][ T30] INFO: task kworker/0:68:4417 blocked for more than 430 seconds. [ 1481.354226][ T30] Not tainted syzkaller #0 [ 1481.354251][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1481.354269][ T30] task:kworker/0:68 state:D stack:0 pid:4417 tgid:4417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.354351][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.355052][ T30] Call trace: [ 1481.355091][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1481.355192][ T30] r10:ea67dd84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea67dd8c r5:85b06000 [ 1481.355211][ T30] r4:85b06000 [ 1481.355225][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1481.355290][ T30] r5:85b06000 r4:829174a4 [ 1481.355303][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1481.355412][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1481.355497][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea67de08 [ 1481.355561][ T30] r4:00000000 [ 1481.355580][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1481.355776][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1481.355829][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.355892][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d2980 [ 1481.355910][ T30] r4:00000000 [ 1481.355925][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.355996][ T30] r9:83018405 r8:85b06000 r7:00000000 r6:83018400 r5:00001000 r4:7f07f000 [ 1481.356012][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.356069][ T30] r5:00001000 r4:ea69b000 [ 1481.356083][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.356131][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.356182][ T30] r5:85b7a38c r4:859ad680 [ 1481.356197][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.356282][ T30] r7:dddcfb40 r6:83018400 r5:85b7a38c r4:859ad680 [ 1481.356339][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.356405][ T30] r10:61c88647 r9:85b06000 r8:859ad6ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.356423][ T30] r4:859ad680 [ 1481.356467][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.356531][ T30] r10:00000000 r9:859ad680 r8:802762fc r7:ea615e60 r6:859ad700 r5:85b06000 [ 1481.356549][ T30] r4:00000001 [ 1481.356853][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.356905][ T30] Exception stack(0xea67dfb0 to 0xea67dff8) [ 1481.356934][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1481.356964][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.357067][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.357277][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.357299][ T30] r4:859d2500 [ 1481.357953][ T30] INFO: task kworker/0:68:4417 is blocked on a mutex likely owned by task kworker/0:61:4400. [ 1481.357994][ T30] task:kworker/0:61 state:R running task stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1481.358266][ T30] Workqueue: events bpf_prog_free_deferred [ 1481.358309][ T30] Call trace: [ 1481.358332][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1481.358405][ T30] r10:8280c9f8 r9:85b00000 r8:80200c04 r7:dfd61d54 r6:ffffffff r5:85b00000 [ 1481.358424][ T30] r4:00000000 [ 1481.358438][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1481.358484][ T30] Exception stack(0xdfd61d20 to 0xdfd61d68) [ 1481.358517][ T30] 1d20: d94a5000 ebc0f000 00000001 80239018 7f049000 00000001 82ace204 82acd5e0 [ 1481.358548][ T30] 1d40: 7f049000 ebc0f000 8280c9f8 dfd61d9c dfd61da0 dfd61d70 8022fe10 80239030 [ 1481.358569][ T30] 1d60: 80000113 ffffffff [ 1481.358590][ T30] r5:80000113 r4:80239030 [ 1481.358605][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1481.358660][ T30] r4:82ace224 [ 1481.358673][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1481.358732][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfd61dc0 r5:dfd61e08 [ 1481.358750][ T30] r4:dfd61dc0 [ 1481.358764][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1481.358821][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595b540 [ 1481.358840][ T30] r4:00000000 [ 1481.358894][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1481.358961][ T30] r9:83018405 r8:85b00000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1481.359021][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1481.359078][ T30] r5:00001000 r4:dfdb7000 [ 1481.359091][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1481.359138][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1481.359335][ T30] r5:85b7978c r4:85b2cb00 [ 1481.359373][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1481.359490][ T30] r7:dddcfb40 r6:83018400 r5:85b7978c r4:85b2cb00 [ 1481.359614][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1481.359738][ T30] r10:61c88647 r9:85b00000 r8:85b2cb2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1481.359759][ T30] r4:85b2cb00 [ 1481.359772][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.359860][ T30] r10:00000000 r9:85b2cb00 r8:802762fc r7:dfd15e60 r6:85b2cc00 r5:85b00000 [ 1481.359879][ T30] r4:00000001 [ 1481.359933][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.360038][ T30] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1481.360178][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.360209][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.360370][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.360599][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.360629][ T30] r4:859cad00 [ 1481.360884][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1481.398190][ T30] NMI backtrace for cpu 0 [ 1481.398869][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1481.399330][ T30] Hardware name: ARM-Versatile Express [ 1481.399479][ T30] Call trace: [ 1481.399533][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1481.399654][ T30] r7:00000000 r6:000b0013 r5:600b0093 r4:8229579c [ 1481.399671][ T30] [<80201b58>] (show_stack) from [<8021edec>] (dump_stack_lvl+0x70/0x7c) [ 1481.399717][ T30] [<8021ed7c>] (dump_stack_lvl) from [<8021ee10>] (dump_stack+0x18/0x1c) [ 1481.399765][ T30] r5:00000000 r4:00000001 [ 1481.399778][ T30] [<8021edf8>] (dump_stack) from [<81a9b500>] (nmi_cpu_backtrace+0x160/0x17c) [ 1481.399835][ T30] [<81a9b3a0>] (nmi_cpu_backtrace) from [<81a9b64c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1481.399894][ T30] r7:00000000 r6:8280c6d0 r5:8281af1c r4:ffffffff [ 1481.399907][ T30] [<81a9b51c>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1481.400048][ T30] r9:00007c33 r8:8280c850 r7:0001cd6d r6:00007c33 r5:82ac27e4 r4:00000048 [ 1481.400102][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa315c>] (sys_info+0x68/0xa8) [ 1481.400153][ T30] [<81aa30f4>] (sys_info) from [<80383788>] (watchdog+0x464/0x8a0) [ 1481.400202][ T30] r5:82ac27e4 r4:8601140c [ 1481.400216][ T30] [<80383324>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.400282][ T30] r10:00000000 r9:00000000 r8:80383324 r7:832d4180 r6:832d4180 r5:832e2400 [ 1481.400313][ T30] r4:00000001 [ 1481.400328][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.400366][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1481.400401][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1481.400430][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.400456][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.400544][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.400562][ T30] r4:838c6500 [ 1481.400821][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1481.401764][ C1] NMI backtrace for cpu 1 [ 1481.402059][ C1] CPU: 1 UID: 0 PID: 2815 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1481.402124][ C1] Hardware name: ARM-Versatile Express [ 1481.402179][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1481.402263][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1481.402310][ C1] pc : [<81abc670>] lr : [<80aa3828>] psr: 600d0013 [ 1481.402344][ C1] sp : eaf91eb0 ip : eaf91ec0 fp : eaf91ebc [ 1481.402373][ C1] r10: 82959bc4 r9 : 00000001 r8 : 00000000 [ 1481.402405][ C1] r7 : 00000117 r6 : 82959b28 r5 : 00000000 r4 : 00000001 [ 1481.402436][ C1] r3 : 0000085f r2 : 00000000 r1 : 600d0013 r0 : 83f1f840 [ 1481.402544][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1481.402599][ C1] Control: 30c5387d Table: 85b28440 DAC: 00000000 [ 1481.402652][ C1] Call trace: [ 1481.402688][ C1] [<81abc648>] (_raw_spin_unlock_irqrestore) from [<80aa3828>] (pl011_console_device_unlock+0x20/0x24) [ 1481.402744][ C1] [<80aa3808>] (pl011_console_device_unlock) from [<802e5720>] (nbcon_emit_one+0x88/0x100) [ 1481.402818][ C1] [<802e5698>] (nbcon_emit_one) from [<802e59a0>] (nbcon_kthread_func+0x208/0x2e4) [ 1481.402869][ C1] r6:82abf0fc r5:82959b28 r4:83f38c00 [ 1481.402882][ C1] [<802e5798>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1481.402941][ C1] r10:00000000 r9:82959b28 r8:802e5798 r7:84ade900 r6:84ade900 r5:83f38c00 [ 1481.402955][ C1] r4:00000001 [ 1481.402966][ C1] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1481.403000][ C1] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1481.403027][ C1] 1fa0: 00000000 00000000 00000000 00000000 [ 1481.403052][ C1] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1481.403073][ C1] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1481.403101][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1481.403115][ C1] r4:84b07100 1970/01/01 00:24:43 executed programs: 970 1970/01/01 00:24:49 executed programs: 979 1970/01/01 00:24:54 executed programs: 987 1970/01/01 00:24:59 executed programs: 997 1970/01/01 00:25:05 executed programs: 1007 1970/01/01 00:25:10 executed programs: 1017