[ 761.834970][ T29] audit: type=1400 audit(761.730:56): avc: denied { read write } for pid=3099 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 761.838569][ T29] audit: type=1400 audit(761.740:57): avc: denied { open } for pid=3099 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:46486' (ED25519) to the list of known hosts. [ 816.762463][ T29] audit: type=1400 audit(816.660:58): avc: denied { execute } for pid=3112 comm="sh" name="syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 816.796163][ T29] audit: type=1400 audit(816.690:59): avc: denied { execute_no_trans } for pid=3112 comm="sh" path="/syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 1970/01/01 00:14:27 parsed 1 programs [ 867.734978][ T29] audit: type=1400 audit(867.640:60): avc: denied { node_bind } for pid=3112 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 870.080252][ T29] audit: type=1400 audit(869.980:61): avc: denied { mounton } for pid=3123 comm="syz-executor" path="/syzcgroup/unified" dev="vda" ino=808 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 870.085999][ T29] audit: type=1400 audit(869.990:62): avc: denied { mount } for pid=3123 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 870.109479][ T3123] cgroup: Unknown subsys name 'net' [ 870.118259][ T29] audit: type=1400 audit(870.020:63): avc: denied { unmount } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 870.295651][ T3123] cgroup: Unknown subsys name 'cpuset' [ 870.302685][ T3123] cgroup: Unknown subsys name 'hugetlb' [ 870.304233][ T3123] cgroup: Unknown subsys name 'rlimit' [ 870.580534][ T29] audit: type=1400 audit(870.480:64): avc: denied { setattr } for pid=3123 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=693 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 870.585964][ T29] audit: type=1400 audit(870.490:65): avc: denied { create } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 870.589649][ T29] audit: type=1400 audit(870.490:66): avc: denied { write } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 870.592635][ T29] audit: type=1400 audit(870.490:67): avc: denied { module_request } for pid=3123 comm="syz-executor" kmod="net-pf-16-proto-16-family-nl802154" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 870.676178][ T29] audit: type=1400 audit(870.580:68): avc: denied { read } for pid=3123 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 870.686149][ T29] audit: type=1400 audit(870.580:69): avc: denied { mounton } for pid=3123 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 870.920165][ T3126] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 877.886150][ T3123] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 887.216187][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 887.216559][ T29] audit: type=1400 audit(887.120:75): avc: denied { execmem } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 887.665543][ T29] audit: type=1400 audit(887.570:76): avc: denied { read } for pid=3129 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 887.666979][ T29] audit: type=1400 audit(887.570:77): avc: denied { open } for pid=3129 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 [ 887.672627][ T29] audit: type=1400 audit(887.570:78): avc: denied { mounton } for pid=3129 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 [ 887.766122][ T29] audit: type=1400 audit(887.670:79): avc: denied { mount } for pid=3129 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 [ 887.767919][ T29] audit: type=1400 audit(887.670:80): avc: denied { mounton } for pid=3129 comm="syz-executor" path="/syzkaller.oFlesj/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 [ 887.772998][ T29] audit: type=1400 audit(887.670:81): avc: denied { mount } for pid=3129 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 [ 887.780761][ T29] audit: type=1400 audit(887.680:82): avc: denied { mounton } for pid=3129 comm="syz-executor" path="/syzkaller.oFlesj/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 [ 887.786201][ T29] audit: type=1400 audit(887.690:83): avc: denied { mounton } for pid=3129 comm="syz-executor" path="/syzkaller.oFlesj/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=1667 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 887.800372][ T29] audit: type=1400 audit(887.700:84): avc: denied { unmount } for pid=3129 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 887.877108][ T3129] 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. [ 893.370494][ T29] kauditd_printk_skb: 10 callbacks suppressed [ 893.372631][ T29] audit: type=1400 audit(893.270:95): avc: denied { sys_module } for pid=3255 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 894.866718][ T3255] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 894.877404][ T3255] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 895.655628][ T3255] hsr_slave_0: entered promiscuous mode [ 895.659004][ T3255] hsr_slave_1: entered promiscuous mode [ 896.010130][ T3255] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 896.016722][ T3255] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 896.021752][ T3255] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 896.027171][ T3255] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 896.726520][ T3255] 8021q: adding VLAN 0 to HW filter on device bond0 [ 899.140452][ T3255] veth0_vlan: entered promiscuous mode [ 899.156915][ T3255] veth1_vlan: entered promiscuous mode [ 899.218676][ T3255] veth0_macvtap: entered promiscuous mode [ 899.228295][ T3255] veth1_macvtap: entered promiscuous mode [ 899.290950][ T3295] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 899.292692][ T3295] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 899.301320][ T3295] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 899.302632][ T3295] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 899.636105][ T3086] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 899.770878][ T3086] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 899.889941][ T3086] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 899.979568][ T3086] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 900.321377][ T3086] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 900.335037][ T3086] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 900.340744][ T3086] bond0 (unregistering): Released all slaves [ 900.431129][ T3086] hsr_slave_0: left promiscuous mode [ 900.435277][ T3086] hsr_slave_1: left promiscuous mode [ 900.447074][ T3086] veth1_macvtap: left promiscuous mode [ 900.447734][ T3086] veth0_macvtap: left promiscuous mode [ 900.448210][ T3086] veth1_vlan: left promiscuous mode [ 900.448469][ T3086] veth0_vlan: left promiscuous mode [ 900.872930][ T29] audit: type=1400 audit(900.770:96): avc: denied { ioctl } for pid=3586 comm="syz-executor" path="/dev/net/tun" dev="devtmpfs" ino=677 ioctlcmd=0x54ca scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 901.139011][ T29] audit: type=1400 audit(901.040:97): avc: denied { create } for pid=3626 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 901.146008][ T29] audit: type=1400 audit(901.040:98): avc: denied { sys_admin } for pid=3626 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 901.373841][ T29] audit: type=1400 audit(901.270:99): avc: denied { sys_chroot } for pid=3627 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 00:15:06 executed programs: 0 [ 908.750855][ T3732] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 908.759363][ T3732] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 909.622427][ T3732] hsr_slave_0: entered promiscuous mode [ 909.629406][ T3732] hsr_slave_1: entered promiscuous mode [ 910.210858][ T3732] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 910.219384][ T3732] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 910.239302][ T3732] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 910.252064][ T3732] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 911.140125][ T3732] 8021q: adding VLAN 0 to HW filter on device bond0 [ 912.682329][ T3732] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 918.790076][ T3732] veth0_vlan: entered promiscuous mode [ 918.855166][ T3732] veth1_vlan: entered promiscuous mode [ 919.124546][ T3732] veth0_macvtap: entered promiscuous mode [ 919.157269][ T3732] veth1_macvtap: entered promiscuous mode [ 919.529659][ T3295] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 919.532829][ T3295] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 919.539698][ T3295] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 919.540980][ T3295] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:15:20 executed programs: 2 [ 920.303804][ T29] audit: type=1400 audit(920.190:100): avc: denied { prog_load } for pid=4090 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 920.355674][ T29] audit: type=1400 audit(920.250:101): avc: denied { bpf } for pid=4090 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 920.413932][ T29] audit: type=1400 audit(920.310:102): avc: denied { perfmon } for pid=4090 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 920.521992][ T29] audit: type=1400 audit(920.420:103): avc: denied { prog_run } for pid=4090 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:15:25 executed programs: 26 1970/01/01 00:15:30 executed programs: 45 1970/01/01 00:15:35 executed programs: 60 1970/01/01 00:15:40 executed programs: 73 1970/01/01 00:15:46 executed programs: 91 1970/01/01 00:15:51 executed programs: 102 1970/01/01 00:15:56 executed programs: 111 1970/01/01 00:16:01 executed programs: 120 [ 965.093558][ C1] hrtimer: interrupt took 11978320 ns 1970/01/01 00:16:06 executed programs: 131 1970/01/01 00:16:12 executed programs: 144 1970/01/01 00:16:17 executed programs: 156 1970/01/01 00:16:22 executed programs: 167 1970/01/01 00:16:27 executed programs: 184 1970/01/01 00:16:32 executed programs: 196 1970/01/01 00:16:37 executed programs: 207 1970/01/01 00:16:43 executed programs: 223 1970/01/01 00:16:48 executed programs: 234 1970/01/01 00:16:53 executed programs: 245 1970/01/01 00:16:59 executed programs: 255 1970/01/01 00:17:04 executed programs: 265 1970/01/01 00:17:09 executed programs: 277 1970/01/01 00:17:15 executed programs: 289 1970/01/01 00:17:20 executed programs: 299 1970/01/01 00:17:25 executed programs: 312 1970/01/01 00:17:30 executed programs: 324 1970/01/01 00:17:36 executed programs: 333 1970/01/01 00:17:41 executed programs: 343 1970/01/01 00:17:46 executed programs: 353 1970/01/01 00:17:51 executed programs: 365 1970/01/01 00:17:57 executed programs: 377 1970/01/01 00:18:02 executed programs: 389 1970/01/01 00:18:07 executed programs: 399 1970/01/01 00:18:13 executed programs: 409 1970/01/01 00:18:18 executed programs: 421 1970/01/01 00:18:23 executed programs: 432 1970/01/01 00:18:29 executed programs: 444 1970/01/01 00:18:34 executed programs: 456 1970/01/01 00:18:39 executed programs: 467 1970/01/01 00:18:44 executed programs: 484 1970/01/01 00:18:50 executed programs: 496 1970/01/01 00:18:55 executed programs: 508 1970/01/01 00:19:01 executed programs: 519 1970/01/01 00:19:06 executed programs: 533 1970/01/01 00:19:12 executed programs: 544 1970/01/01 00:19:17 executed programs: 557 1970/01/01 00:19:22 executed programs: 569 1970/01/01 00:19:28 executed programs: 580 1970/01/01 00:19:33 executed programs: 590 [ 1178.315066][ T3295] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1178.395526][ T3295] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1178.867183][ T3295] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1178.956534][ T3295] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1179.553760][ T3295] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1179.646521][ T3295] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1179.755962][ T3295] bond0 (unregistering): Released all slaves [ 1180.195956][ T3295] hsr_slave_0: left promiscuous mode [ 1180.226620][ T3295] hsr_slave_1: left promiscuous mode [ 1180.372546][ T3295] veth1_macvtap: left promiscuous mode [ 1180.384367][ T3295] veth0_macvtap: left promiscuous mode [ 1180.385747][ T3295] veth1_vlan: left promiscuous mode [ 1180.386803][ T3295] veth0_vlan: left promiscuous mode [ 1187.568973][ T5276] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1187.605915][ T5276] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1189.907144][ T5276] hsr_slave_0: entered promiscuous mode [ 1189.908767][ T5276] hsr_slave_1: entered promiscuous mode [ 1191.059003][ T5276] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1191.092602][ T5276] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1191.118563][ T5276] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1191.159254][ T5276] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1193.127708][ T5276] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1201.060003][ T5276] veth0_vlan: entered promiscuous mode [ 1201.135143][ T5276] veth1_vlan: entered promiscuous mode [ 1201.445374][ T5276] veth0_macvtap: entered promiscuous mode [ 1201.526660][ T5276] veth1_macvtap: entered promiscuous mode [ 1201.787223][ T5542] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1201.806268][ T5542] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1201.806644][ T5542] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1201.806749][ T5542] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:20:02 executed programs: 602 1970/01/01 00:20:07 executed programs: 628 1970/01/01 00:20:12 executed programs: 638 1970/01/01 00:20:18 executed programs: 648 1970/01/01 00:20:23 executed programs: 658 1970/01/01 00:20:28 executed programs: 669 1970/01/01 00:20:33 executed programs: 679 1970/01/01 00:20:39 executed programs: 691 1970/01/01 00:20:44 executed programs: 708 1970/01/01 00:20:49 executed programs: 720 1970/01/01 00:20:55 executed programs: 732 1970/01/01 00:21:00 executed programs: 742 1970/01/01 00:21:06 executed programs: 752 1970/01/01 00:21:11 executed programs: 761 1970/01/01 00:21:17 executed programs: 770 1970/01/01 00:21:22 executed programs: 778 1970/01/01 00:21:27 executed programs: 789 1970/01/01 00:21:32 executed programs: 798 1970/01/01 00:21:37 executed programs: 806 1970/01/01 00:21:42 executed programs: 816 1970/01/01 00:21:47 executed programs: 826 1970/01/01 00:21:53 executed programs: 836 1970/01/01 00:21:58 executed programs: 846 1970/01/01 00:22:03 executed programs: 854 1970/01/01 00:22:08 executed programs: 864 1970/01/01 00:22:14 executed programs: 875 1970/01/01 00:22:19 executed programs: 886 1970/01/01 00:22:24 executed programs: 896 1970/01/01 00:22:29 executed programs: 906 1970/01/01 00:22:35 executed programs: 915 1970/01/01 00:22:40 executed programs: 927 1970/01/01 00:22:45 executed programs: 938 1970/01/01 00:22:50 executed programs: 955 1970/01/01 00:22:55 executed programs: 967 1970/01/01 00:23:00 executed programs: 980 1970/01/01 00:23:06 executed programs: 994 1970/01/01 00:23:11 executed programs: 1003 1970/01/01 00:23:16 executed programs: 1012 1970/01/01 00:23:21 executed programs: 1021 1970/01/01 00:23:26 executed programs: 1037 1970/01/01 00:23:32 executed programs: 1049 1970/01/01 00:23:37 executed programs: 1060 1970/01/01 00:23:42 executed programs: 1070 1970/01/01 00:23:47 executed programs: 1080 1970/01/01 00:23:53 executed programs: 1089 1970/01/01 00:23:58 executed programs: 1098 1970/01/01 00:24:03 executed programs: 1107 1970/01/01 00:24:08 executed programs: 1116 1970/01/01 00:24:14 executed programs: 1127 1970/01/01 00:24:19 executed programs: 1136 1970/01/01 00:24:24 executed programs: 1147 1970/01/01 00:24:29 executed programs: 1157 1970/01/01 00:24:35 executed programs: 1166 1970/01/01 00:24:40 executed programs: 1177 [ 1484.094997][ T30] INFO: task kworker/0:13:4124 blocked for more than 430 seconds. [ 1484.095748][ T30] Not tainted syzkaller #0 [ 1484.095975][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.096244][ T30] task:kworker/0:13 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.096799][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.097731][ T30] Call trace: [ 1484.098001][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.098438][ T30] r10:dfc61d84 r9:829172a8 r8:60000113 r7:829172a8 r6:dfc61d8c r5:8330a400 [ 1484.098525][ T30] r4:8330a400 [ 1484.098828][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.099129][ T30] r5:8330a400 r4:829172a4 [ 1484.099153][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.099724][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.099967][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1484.100086][ T30] r4:00000000 [ 1484.100528][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.100583][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.100640][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.100846][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d421c0 [ 1484.100873][ T30] r4:00000000 [ 1484.100909][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.100987][ T30] r9:83018405 r8:8330a400 r7:00000000 r6:83018400 r5:00001000 r4:7f03d000 [ 1484.101007][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.101071][ T30] r5:00001000 r4:e0271000 [ 1484.101264][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.101390][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.101487][ T30] r5:86080794 r4:85ebb180 [ 1484.101619][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.101691][ T30] r7:dddcfb40 r6:83018400 r5:86080794 r4:85ebb180 [ 1484.101711][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.101777][ T30] r10:61c88647 r9:8330a400 r8:85ebb1ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1484.102010][ T30] r4:85ebb180 [ 1484.102073][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.102147][ T30] r10:00000000 r9:85ebb180 r8:802762fc r7:dfc25e60 r6:85ebfc00 r5:8330a400 [ 1484.102276][ T30] r4:00000001 [ 1484.102302][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.102448][ T30] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1484.102631][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1484.102686][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.102719][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.102797][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.102822][ T30] r4:84d42300 [ 1484.115076][ T30] INFO: task kworker/0:13:4124 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.115252][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.115382][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.115451][ T30] Call trace: [ 1484.115505][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.115594][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.115618][ T30] r4:00000000 [ 1484.115633][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.115689][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.115728][ T30] 9d20: b6666000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.115764][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.115788][ T30] 9d60: 80000113 ffffffff [ 1484.115812][ T30] r5:80000113 r4:80239030 [ 1484.115827][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.115894][ T30] r4:82ace224 [ 1484.115911][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.115978][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.115998][ T30] r4:ea769dc0 [ 1484.116023][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.116091][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.116111][ T30] r4:00000000 [ 1484.116136][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.116490][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.116593][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.116700][ T30] r5:00001000 r4:e02c9000 [ 1484.116762][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.116822][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.116873][ T30] r5:86051394 r4:85f38500 [ 1484.116892][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.117008][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.117031][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.117092][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.117109][ T30] r4:85f38500 [ 1484.117129][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.117188][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.117245][ T30] r4:00000001 [ 1484.117349][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.117400][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.117429][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.117482][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.117510][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.117543][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.117562][ T30] r4:85f33440 [ 1484.117693][ T30] INFO: task kworker/0:17:4133 blocked for more than 430 seconds. [ 1484.117738][ T30] Not tainted syzkaller #0 [ 1484.117804][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.117823][ T30] task:kworker/0:17 state:D stack:0 pid:4133 tgid:4133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.117946][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.117989][ T30] Call trace: [ 1484.118053][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.118219][ T30] r10:dfb91d84 r9:829172a8 r8:60000113 r7:829172a8 r6:dfb91d8c r5:844f9800 [ 1484.118286][ T30] r4:844f9800 [ 1484.118308][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.118371][ T30] r5:844f9800 r4:829172a4 [ 1484.118387][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.118439][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.118500][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1484.118520][ T30] r4:00000000 [ 1484.118576][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.118624][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.118672][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.118734][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f37180 [ 1484.118754][ T30] r4:00000000 [ 1484.118769][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.118873][ T30] r9:83018405 r8:844f9800 r7:00000000 r6:83018400 r5:00001000 r4:7f03b000 [ 1484.118892][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.118953][ T30] r5:00001000 r4:e01cd000 [ 1484.118968][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.119022][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.119076][ T30] r5:86080394 r4:85ebb580 [ 1484.119090][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.119155][ T30] r7:dddcfb40 r6:83018400 r5:86080394 r4:85ebb580 [ 1484.119171][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.119235][ T30] r10:61c88647 r9:844f9800 r8:85ebb5ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1484.119384][ T30] r4:85ebb580 [ 1484.119404][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.119466][ T30] r10:00000000 r9:85ebb580 r8:802762fc r7:dfce5e60 r6:85ebb600 r5:844f9800 [ 1484.119486][ T30] r4:00000001 [ 1484.119728][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.119777][ T30] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1484.119806][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1484.119876][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.119910][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.119945][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.119965][ T30] r4:85f5f900 [ 1484.120580][ T30] INFO: task kworker/0:17:4133 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.120617][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.120815][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.120865][ T30] Call trace: [ 1484.120890][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.120964][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.120984][ T30] r4:00000000 [ 1484.121174][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.121231][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.121266][ T30] 9d20: b6666000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.121300][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.121321][ T30] 9d60: 80000113 ffffffff [ 1484.121344][ T30] r5:80000113 r4:80239030 [ 1484.121457][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.121525][ T30] r4:82ace224 [ 1484.121600][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.121672][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.121692][ T30] r4:ea769dc0 [ 1484.121708][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.121770][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.121789][ T30] r4:00000000 [ 1484.121804][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.121931][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.122075][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.122145][ T30] r5:00001000 r4:e02c9000 [ 1484.122200][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.122462][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.122522][ T30] r5:86051394 r4:85f38500 [ 1484.122539][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.122599][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.122614][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.122677][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.122697][ T30] r4:85f38500 [ 1484.122711][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.122774][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.122793][ T30] r4:00000001 [ 1484.122809][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.122851][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.122878][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.122910][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.122979][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.123044][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.123067][ T30] r4:85f33440 [ 1484.144627][ T30] INFO: task kworker/0:118:4656 blocked for more than 430 seconds. [ 1484.144752][ T30] Not tainted syzkaller #0 [ 1484.144803][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.144824][ T30] task:kworker/0:118 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.144908][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.145012][ T30] Call trace: [ 1484.145077][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.145183][ T30] r10:ea63dd84 r9:829172a8 r8:60000113 r7:829172a8 r6:ea63dd8c r5:84cc1800 [ 1484.145204][ T30] r4:84cc1800 [ 1484.145221][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.145282][ T30] r5:84cc1800 r4:829172a4 [ 1484.145315][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.145372][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.145432][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea63de08 [ 1484.145498][ T30] r4:00000000 [ 1484.145516][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.145563][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.145635][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.145703][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f2e740 [ 1484.145723][ T30] r4:00000000 [ 1484.145738][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.145807][ T30] r9:83018405 r8:84cc1800 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000 [ 1484.145824][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.145885][ T30] r5:00001000 r4:ea821000 [ 1484.146077][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.146143][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.146198][ T30] r5:86083794 r4:85f26c00 [ 1484.146319][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.146386][ T30] r7:dddcfb40 r6:83018400 r5:86083794 r4:85f26c00 [ 1484.146402][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.146463][ T30] r10:61c88647 r9:84cc1800 r8:85f26c2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1484.146482][ T30] r4:85f26c00 [ 1484.146497][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.146646][ T30] r10:00000000 r9:85f26c00 r8:802762fc r7:e0155e60 r6:85f26b80 r5:84cc1800 [ 1484.146736][ T30] r4:00000001 [ 1484.146754][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.146799][ T30] Exception stack(0xea63dfb0 to 0xea63dff8) [ 1484.146826][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1484.146853][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.146880][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.146912][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.146946][ T30] r4:85f327c0 [ 1484.147485][ T30] INFO: task kworker/0:118:4656 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.147526][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.147594][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.147636][ T30] Call trace: [ 1484.147826][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.147937][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.147962][ T30] r4:00000000 [ 1484.147978][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.148064][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.148106][ T30] 9d20: b688d000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.148150][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.148173][ T30] 9d60: 80000113 ffffffff [ 1484.148198][ T30] r5:80000113 r4:80239030 [ 1484.148214][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.148274][ T30] r4:82ace224 [ 1484.148290][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.148366][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.148423][ T30] r4:ea769dc0 [ 1484.148444][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.148563][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.148588][ T30] r4:00000000 [ 1484.148660][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.148731][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.148748][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.148837][ T30] r5:00001000 r4:e02c9000 [ 1484.148863][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.148918][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.149013][ T30] r5:86051394 r4:85f38500 [ 1484.149085][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.149197][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.149221][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.149307][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.149385][ T30] r4:85f38500 [ 1484.149433][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.149519][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.149538][ T30] r4:00000001 [ 1484.149553][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.149648][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.149681][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.149714][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.149742][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.149829][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.150045][ T30] r4:85f33440 [ 1484.150104][ T30] INFO: task kworker/1:170:4707 blocked for more than 430 seconds. [ 1484.150242][ T30] Not tainted syzkaller #0 [ 1484.150265][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.150279][ T30] task:kworker/1:170 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.150330][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.150549][ T30] Call trace: [ 1484.150669][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.150744][ T30] r10:ea7bdd84 r9:829172a8 r8:60000013 r7:829172a8 r6:ea7bdd8c r5:86030c00 [ 1484.150764][ T30] r4:86030c00 [ 1484.150839][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.150903][ T30] r5:86030c00 r4:829172a4 [ 1484.150918][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.151087][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.151158][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7bde08 [ 1484.151192][ T30] r4:00000000 [ 1484.151294][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.151342][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.151388][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.151450][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f322c0 [ 1484.151470][ T30] r4:00000000 [ 1484.151484][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.151546][ T30] r9:83018605 r8:86030c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02f000 [ 1484.151562][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.151633][ T30] r5:00001000 r4:e4389000 [ 1484.151653][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.151707][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.151795][ T30] r5:86041794 r4:85f38300 [ 1484.151813][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.151870][ T30] r7:ddde3b40 r6:83018600 r5:86041794 r4:85f38300 [ 1484.151887][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.151949][ T30] r10:61c88647 r9:86030c00 r8:85f3832c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.151968][ T30] r4:85f38300 [ 1484.151982][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.152042][ T30] r10:00000000 r9:85f38300 r8:802762fc r7:ea73de60 r6:85f38280 r5:86030c00 [ 1484.152061][ T30] r4:00000001 [ 1484.152074][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.152116][ T30] Exception stack(0xea7bdfb0 to 0xea7bdff8) [ 1484.152149][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1484.152233][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.152310][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.152348][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.152370][ T30] r4:85f33040 [ 1484.152852][ T30] INFO: task kworker/1:170:4707 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.152889][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.153011][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.189921][ T30] Call trace: [ 1484.190047][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.190952][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.190995][ T30] r4:00000000 [ 1484.191028][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.191107][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.191150][ T30] 9d20: b6e91000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.191185][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.191207][ T30] 9d60: 80000113 ffffffff [ 1484.191233][ T30] r5:80000113 r4:80239030 [ 1484.191249][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.191314][ T30] r4:82ace224 [ 1484.191331][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.191412][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.191437][ T30] r4:ea769dc0 [ 1484.191453][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.191519][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.191548][ T30] r4:00000000 [ 1484.191564][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.191634][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.191653][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.191716][ T30] r5:00001000 r4:e02c9000 [ 1484.191732][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.191789][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.191853][ T30] r5:86051394 r4:85f38500 [ 1484.191919][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.191990][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.192009][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.192075][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.192095][ T30] r4:85f38500 [ 1484.192111][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.192175][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.192195][ T30] r4:00000001 [ 1484.192227][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.192423][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.192455][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.192487][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.192518][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.192645][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.192668][ T30] r4:85f33440 [ 1484.192713][ T30] INFO: task kworker/1:173:4716 blocked for more than 430 seconds. [ 1484.192751][ T30] Not tainted syzkaller #0 [ 1484.192773][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.192790][ T30] task:kworker/1:173 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.192919][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.192968][ T30] Call trace: [ 1484.193057][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.223791][ T30] r10:ea699d84 r9:829172a8 r8:60000013 r7:829172a8 r6:ea699d8c r5:84cc3c00 [ 1484.223833][ T30] r4:84cc3c00 [ 1484.223843][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.223904][ T30] r5:84cc3c00 r4:829172a4 [ 1484.223912][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.223942][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.223976][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea699e08 [ 1484.223986][ T30] r4:00000000 [ 1484.224684][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.224778][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.224808][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.224844][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:860b2700 [ 1484.224902][ T30] r4:00000000 [ 1484.224928][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.224969][ T30] r9:83018605 r8:84cc3c00 r7:00000000 r6:83018600 r5:00001000 r4:7f03f000 [ 1484.224977][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.225008][ T30] r5:00001000 r4:e8425000 [ 1484.225030][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.225124][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.225182][ T30] r5:8605f394 r4:85f38700 [ 1484.225229][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.225298][ T30] r7:ddde3b40 r6:83018600 r5:8605f394 r4:85f38700 [ 1484.225315][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.225362][ T30] r10:61c88647 r9:84cc3c00 r8:85f3872c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.225372][ T30] r4:85f38700 [ 1484.225380][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.225411][ T30] r10:00000000 r9:85f38700 r8:802762fc r7:ea7bde60 r6:85f35880 r5:84cc3c00 [ 1484.225419][ T30] r4:00000001 [ 1484.225426][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.225499][ T30] Exception stack(0xea699fb0 to 0xea699ff8) [ 1484.225522][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.225537][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.225550][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.225567][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.225576][ T30] r4:85f33f00 [ 1484.226068][ T30] INFO: task kworker/1:173:4716 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.226092][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.226151][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.226178][ T30] Call trace: [ 1484.226191][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.226231][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.242740][ T30] r4:00000000 [ 1484.242841][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.242954][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.243002][ T30] 9d20: b71ab000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.243047][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.243100][ T30] 9d60: 80000113 ffffffff [ 1484.243211][ T30] r5:80000113 r4:80239030 [ 1484.243885][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.243950][ T30] r4:82ace224 [ 1484.243959][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.243999][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.244009][ T30] r4:ea769dc0 [ 1484.244016][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.244052][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.244064][ T30] r4:00000000 [ 1484.244073][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.244121][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.244130][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.244165][ T30] r5:00001000 r4:e02c9000 [ 1484.244173][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.244203][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.244233][ T30] r5:86051394 r4:85f38500 [ 1484.244241][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.244274][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.244282][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.244317][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.244326][ T30] r4:85f38500 [ 1484.244334][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.244369][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.244378][ T30] r4:00000001 [ 1484.244386][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.244409][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.244427][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.244777][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.244849][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.244891][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.244911][ T30] r4:85f33440 [ 1484.245288][ T30] INFO: task kworker/1:174:4718 blocked for more than 430 seconds. [ 1484.245335][ T30] Not tainted syzkaller #0 [ 1484.245405][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.245428][ T30] task:kworker/1:174 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.245517][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.245579][ T30] Call trace: [ 1484.245607][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.245691][ T30] r10:ea695d84 r9:829172a8 r8:60000013 r7:829172a8 r6:ea695d8c r5:86033c00 [ 1484.245712][ T30] r4:86033c00 [ 1484.245729][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.246016][ T30] r5:86033c00 r4:829172a4 [ 1484.246077][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.246137][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.246334][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea695e08 [ 1484.246356][ T30] r4:00000000 [ 1484.246372][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.246415][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.246463][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.246521][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f39000 [ 1484.246540][ T30] r4:00000000 [ 1484.246555][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.246622][ T30] r9:83018605 r8:86033c00 r7:00000000 r6:83018600 r5:00001000 r4:7f047000 [ 1484.246639][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.246693][ T30] r5:00001000 r4:ea6f5000 [ 1484.246712][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.246764][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.246821][ T30] r5:86065794 r4:85f38800 [ 1484.246837][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.246894][ T30] r7:ddde3b40 r6:83018600 r5:86065794 r4:85f38800 [ 1484.246912][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.247047][ T30] r10:61c88647 r9:86033c00 r8:85f3882c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.247076][ T30] r4:85f38800 [ 1484.247092][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.247157][ T30] r10:00000000 r9:85f38800 r8:802762fc r7:ea699e60 r6:85f38880 r5:86033c00 [ 1484.247177][ T30] r4:00000001 [ 1484.247312][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.247361][ T30] Exception stack(0xea695fb0 to 0xea695ff8) [ 1484.247389][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1484.247503][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.247577][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.247738][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.247819][ T30] r4:85f33600 [ 1484.248529][ T30] INFO: task kworker/1:174:4718 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.248572][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.248647][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.248689][ T30] Call trace: [ 1484.248714][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.248799][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.248831][ T30] r4:00000000 [ 1484.248846][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.248894][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.249017][ T30] 9d20: b71ab000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.249128][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.249155][ T30] 9d60: 80000113 ffffffff [ 1484.249210][ T30] r5:80000113 r4:80239030 [ 1484.249231][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.249292][ T30] r4:82ace224 [ 1484.249307][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.249366][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.249384][ T30] r4:ea769dc0 [ 1484.249398][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.249480][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.249501][ T30] r4:00000000 [ 1484.249589][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.249661][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.249677][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.249735][ T30] r5:00001000 r4:e02c9000 [ 1484.249749][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.249797][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.249857][ T30] r5:86051394 r4:85f38500 [ 1484.249871][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.249925][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.249942][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.250635][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.250903][ T30] r4:85f38500 [ 1484.251093][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.251213][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.251401][ T30] r4:00000001 [ 1484.251574][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.251656][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.251741][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.251860][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.251949][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.252323][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.252350][ T30] r4:85f33440 [ 1484.252384][ T30] INFO: task kworker/1:175:4721 blocked for more than 430 seconds. [ 1484.252486][ T30] Not tainted syzkaller #0 [ 1484.252600][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.252618][ T30] task:kworker/1:175 state:D stack:0 pid:4721 tgid:4721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.252716][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.252760][ T30] Call trace: [ 1484.253032][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.274353][ T30] r10:ea6a1d84 r9:829172a8 r8:60000113 r7:829172a8 r6:ea6a1d8c r5:86016c00 [ 1484.274394][ T30] r4:86016c00 [ 1484.274404][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.274467][ T30] r5:86016c00 r4:829172a4 [ 1484.274476][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.274527][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.274565][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6a1e08 [ 1484.274576][ T30] r4:00000000 [ 1484.274584][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.274609][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.274642][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.274680][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f32f00 [ 1484.274731][ T30] r4:00000000 [ 1484.274741][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.274782][ T30] r9:83018605 r8:86016c00 r7:00000000 r6:83018600 r5:00001000 r4:7f043000 [ 1484.274792][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.274827][ T30] r5:00001000 r4:ea5c1000 [ 1484.274835][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.274874][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.274906][ T30] r5:85ff8394 r4:85f38a00 [ 1484.274915][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.274950][ T30] r7:ddde3b40 r6:83018600 r5:85ff8394 r4:85f38a00 [ 1484.274964][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.275021][ T30] r10:61c88647 r9:86016c00 r8:85f38a2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.275034][ T30] r4:85f38a00 [ 1484.275042][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.275120][ T30] r10:00000000 r9:85f38a00 r8:802762fc r7:ea695e60 r6:85f35a00 r5:86016c00 [ 1484.275132][ T30] r4:00000001 [ 1484.275141][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.275166][ T30] Exception stack(0xea6a1fb0 to 0xea6a1ff8) [ 1484.275225][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1484.275246][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.275297][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.275320][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.275531][ T30] r4:85f32540 [ 1484.276015][ T30] INFO: task kworker/1:175:4721 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.276064][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.276219][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.276248][ T30] Call trace: [ 1484.276267][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.276335][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.276348][ T30] r4:00000000 [ 1484.276437][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.276469][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.276553][ T30] 9d20: b7457000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.276839][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.276959][ T30] 9d60: 80000113 ffffffff [ 1484.277089][ T30] r5:80000113 r4:80239030 [ 1484.277132][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.277171][ T30] r4:82ace224 [ 1484.277179][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.277218][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.277232][ T30] r4:ea769dc0 [ 1484.277249][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.277306][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.277465][ T30] r4:00000000 [ 1484.277489][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.277531][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.277540][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.277575][ T30] r5:00001000 r4:e02c9000 [ 1484.277583][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.277614][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.277645][ T30] r5:86051394 r4:85f38500 [ 1484.277653][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.277795][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.277807][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.277883][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.277895][ T30] r4:85f38500 [ 1484.277903][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.277978][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.278106][ T30] r4:00000001 [ 1484.278223][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.278250][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.278267][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.278285][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.278302][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.278323][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.278372][ T30] r4:85f33440 [ 1484.278401][ T30] INFO: task kworker/1:176:4722 blocked for more than 430 seconds. [ 1484.278432][ T30] Not tainted syzkaller #0 [ 1484.278445][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.278545][ T30] task:kworker/1:176 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.278663][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.278777][ T30] Call trace: [ 1484.278900][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.278941][ T30] r10:ea69dd84 r9:829172a8 r8:60000013 r7:829172a8 r6:ea69dd8c r5:84baec00 [ 1484.278961][ T30] r4:84baec00 [ 1484.279074][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.279119][ T30] r5:84baec00 r4:829172a4 [ 1484.279127][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.279155][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.279188][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea69de08 [ 1484.279198][ T30] r4:00000000 [ 1484.279205][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.279228][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.279252][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.279286][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e83300 [ 1484.279296][ T30] r4:00000000 [ 1484.279303][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.279340][ T30] r9:83018605 r8:84baec00 r7:00000000 r6:83018600 r5:00001000 r4:7f045000 [ 1484.279350][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.279384][ T30] r5:00001000 r4:ea649000 [ 1484.279392][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.279423][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.279454][ T30] r5:86064394 r4:85f38a80 [ 1484.279463][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.279495][ T30] r7:ddde3b40 r6:83018600 r5:86064394 r4:85f38a80 [ 1484.279504][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.279560][ T30] r10:61c88647 r9:84baec00 r8:85f38aac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.279572][ T30] r4:85f38a80 [ 1484.279580][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.279617][ T30] r10:00000000 r9:85f38a80 r8:802762fc r7:ea695e60 r6:85f35b00 r5:84baec00 [ 1484.279666][ T30] r4:00000001 [ 1484.279680][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.279765][ T30] Exception stack(0xea69dfb0 to 0xea69dff8) [ 1484.279784][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1484.279838][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.279860][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.279887][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.279897][ T30] r4:85f33f00 [ 1484.280251][ T30] INFO: task kworker/1:176:4722 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.280271][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.280308][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.280347][ T30] Call trace: [ 1484.280361][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.280405][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.280414][ T30] r4:00000000 [ 1484.280422][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.280464][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.280641][ T30] 9d20: b7457000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.280666][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.280923][ T30] 9d60: 80000113 ffffffff [ 1484.280950][ T30] r5:80000113 r4:80239030 [ 1484.281042][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.281267][ T30] r4:82ace224 [ 1484.281278][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.281313][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.281323][ T30] r4:ea769dc0 [ 1484.281330][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.281377][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.281398][ T30] r4:00000000 [ 1484.281413][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.281491][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.281608][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.281643][ T30] r5:00001000 r4:e02c9000 [ 1484.281651][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.281703][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.281734][ T30] r5:86051394 r4:85f38500 [ 1484.281741][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.281773][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.281781][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.281815][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.281910][ T30] r4:85f38500 [ 1484.281919][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.281953][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.282022][ T30] r4:00000001 [ 1484.282048][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.282071][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.282087][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.282120][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.282137][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.282156][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.282166][ T30] r4:85f33440 [ 1484.282184][ T30] INFO: task kworker/1:177:4723 blocked for more than 430 seconds. [ 1484.282202][ T30] Not tainted syzkaller #0 [ 1484.282214][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.282229][ T30] task:kworker/1:177 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.282289][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.282309][ T30] Call trace: [ 1484.282322][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.282361][ T30] r10:ea6e5d84 r9:829172a8 r8:60000113 r7:829172a8 r6:ea6e5d8c r5:84bc8000 [ 1484.282406][ T30] r4:84bc8000 [ 1484.282612][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.282724][ T30] r5:84bc8000 r4:829172a4 [ 1484.282811][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.282841][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.282879][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6e5e08 [ 1484.282889][ T30] r4:00000000 [ 1484.282896][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.282919][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.282955][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.283164][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f39540 [ 1484.378092][ T30] r4:00000000 [ 1484.378169][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.378284][ T30] r9:83018605 r8:84bc8000 r7:00000000 r6:83018600 r5:00001000 r4:7f02b000 [ 1484.378303][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.378381][ T30] r5:00001000 r4:df879000 [ 1484.378432][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.378491][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.378547][ T30] r5:86065394 r4:85f38b00 [ 1484.378563][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.378621][ T30] r7:ddde3b40 r6:83018600 r5:86065394 r4:85f38b00 [ 1484.378638][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.378706][ T30] r10:61c88647 r9:84bc8000 r8:85f38b2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.378746][ T30] r4:85f38b00 [ 1484.378765][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.378827][ T30] r10:00000000 r9:85f38b00 r8:802762fc r7:ea695e60 r6:85f35c80 r5:84bc8000 [ 1484.378845][ T30] r4:00000001 [ 1484.378884][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.378963][ T30] Exception stack(0xea6e5fb0 to 0xea6e5ff8) [ 1484.379001][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1484.379047][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.379078][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.379119][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.379140][ T30] r4:85f33500 [ 1484.379854][ T30] INFO: task kworker/1:177:4723 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.379902][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.379994][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.380114][ T30] Call trace: [ 1484.380148][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.380401][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.380426][ T30] r4:00000000 [ 1484.380483][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.380618][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.380658][ T30] 9d20: b78af000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.380690][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.380714][ T30] 9d60: 80000113 ffffffff [ 1484.380893][ T30] r5:80000113 r4:80239030 [ 1484.380915][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.380999][ T30] r4:82ace224 [ 1484.381073][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.381170][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.381190][ T30] r4:ea769dc0 [ 1484.381205][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.381421][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.381764][ T30] r4:00000000 [ 1484.381799][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.381920][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.381944][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.382269][ T30] r5:00001000 r4:e02c9000 [ 1484.382291][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.382348][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.382401][ T30] r5:86051394 r4:85f38500 [ 1484.382416][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.382475][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.382491][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.382554][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.382661][ T30] r4:85f38500 [ 1484.382704][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.382899][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.383014][ T30] r4:00000001 [ 1484.383033][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.383078][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.383177][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.393888][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.393966][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.394010][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.394056][ T30] r4:85f33440 [ 1484.394575][ T30] INFO: task kworker/1:178:4726 blocked for more than 430 seconds. [ 1484.394723][ T30] Not tainted syzkaller #0 [ 1484.394752][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1484.394829][ T30] task:kworker/1:178 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.394913][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.394982][ T30] Call trace: [ 1484.395007][ T30] [<81ab41c4>] (__schedule) from [<81ab5470>] (schedule+0x2c/0x130) [ 1484.395085][ T30] r10:ea701d84 r9:829172a8 r8:60000013 r7:829172a8 r6:ea701d8c r5:84bc8c00 [ 1484.395103][ T30] r4:84bc8c00 [ 1484.395124][ T30] [<81ab5444>] (schedule) from [<81ab55f8>] (schedule_preempt_disabled+0x18/0x24) [ 1484.395180][ T30] r5:84bc8c00 r4:829172a4 [ 1484.395194][ T30] [<81ab55e0>] (schedule_preempt_disabled) from [<81ab8c7c>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1484.395241][ T30] [<81ab8624>] (__mutex_lock.constprop.0) from [<81ab9684>] (__mutex_lock_slowpath+0x14/0x18) [ 1484.395297][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea701e08 [ 1484.395372][ T30] r4:00000000 [ 1484.395394][ T30] [<81ab9670>] (__mutex_lock_slowpath) from [<81ab96c4>] (mutex_lock+0x3c/0x40) [ 1484.395437][ T30] [<81ab9688>] (mutex_lock) from [<804f47e8>] (_vm_unmap_aliases+0x68/0x240) [ 1484.395595][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.395668][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33680 [ 1484.395696][ T30] r4:00000000 [ 1484.395712][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.395779][ T30] r9:83018605 r8:84bc8c00 r7:00000000 r6:83018600 r5:00001000 r4:7f04d000 [ 1484.395798][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.395857][ T30] r5:00001000 r4:ea7eb000 [ 1484.396114][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.396175][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.396229][ T30] r5:86067794 r4:85f38d80 [ 1484.396244][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.396302][ T30] r7:ddde3b40 r6:83018600 r5:86067794 r4:85f38d80 [ 1484.396550][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.396619][ T30] r10:61c88647 r9:84bc8c00 r8:85f38dac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.396641][ T30] r4:85f38d80 [ 1484.396656][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.396717][ T30] r10:00000000 r9:85f38d80 r8:802762fc r7:ea6e5e60 r6:85f35e80 r5:84bc8c00 [ 1484.396735][ T30] r4:00000001 [ 1484.396762][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.396809][ T30] Exception stack(0xea701fb0 to 0xea701ff8) [ 1484.396839][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1484.396942][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.397053][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.397092][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.397120][ T30] r4:85f39280 [ 1484.397884][ T30] INFO: task kworker/1:178:4726 is blocked on a mutex likely owned by task kworker/1:171:4709. [ 1484.397939][ T30] task:kworker/1:171 state:R running task stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1484.398009][ T30] Workqueue: events bpf_prog_free_deferred [ 1484.398101][ T30] Call trace: [ 1484.398148][ T30] [<81ab41c4>] (__schedule) from [<81ab58a4>] (preempt_schedule_irq+0x40/0xa8) [ 1484.398226][ T30] r10:8280c838 r9:84cc0c00 r8:80200c04 r7:ea769d54 r6:ffffffff r5:84cc0c00 [ 1484.398246][ T30] r4:00000000 [ 1484.398261][ T30] [<81ab5864>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1484.398311][ T30] Exception stack(0xea769d20 to 0xea769d68) [ 1484.398365][ T30] 9d20: b78af000 ebdbf000 00000001 80239018 7f003000 00000001 82ace204 82acd5e0 [ 1484.398403][ T30] 9d40: 7f003000 ebdbf000 8280c838 ea769d9c ea769da0 ea769d70 8022fe10 80239030 [ 1484.398442][ T30] 9d60: 80000113 ffffffff [ 1484.398470][ T30] r5:80000113 r4:80239030 [ 1484.398487][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f45ac>] (__purge_vmap_area_lazy+0x284/0x458) [ 1484.398546][ T30] r4:82ace224 [ 1484.398562][ T30] [<804f4328>] (__purge_vmap_area_lazy) from [<804f4964>] (_vm_unmap_aliases+0x1e4/0x240) [ 1484.398625][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea769dc0 r5:ea769e08 [ 1484.398644][ T30] r4:ea769dc0 [ 1484.398658][ T30] [<804f4780>] (_vm_unmap_aliases) from [<804f85d0>] (vfree+0x16c/0x210) [ 1484.398723][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f33ac0 [ 1484.398872][ T30] r4:00000000 [ 1484.398894][ T30] [<804f8464>] (vfree) from [<80564670>] (execmem_free+0x30/0x50) [ 1484.398961][ T30] r9:83018605 r8:84cc0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f02d000 [ 1484.398977][ T30] [<80564640>] (execmem_free) from [<803cb66c>] (bpf_jit_free_exec+0x10/0x14) [ 1484.399034][ T30] r5:00001000 r4:e02c9000 [ 1484.399049][ T30] [<803cb65c>] (bpf_jit_free_exec) from [<803cba4c>] (bpf_jit_free+0x68/0xe4) [ 1484.399102][ T30] [<803cb9e4>] (bpf_jit_free) from [<803ccb74>] (bpf_prog_free_deferred+0x140/0x158) [ 1484.399163][ T30] r5:86051394 r4:85f38500 [ 1484.399177][ T30] [<803cca34>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1484.399235][ T30] r7:ddde3b40 r6:83018600 r5:86051394 r4:85f38500 [ 1484.399251][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1484.399314][ T30] r10:61c88647 r9:84cc0c00 r8:85f3852c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1484.399356][ T30] r4:85f38500 [ 1484.399411][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.399477][ T30] r10:00000000 r9:85f38500 r8:802762fc r7:ea73de60 r6:85f35800 r5:84cc0c00 [ 1484.399496][ T30] r4:00000001 [ 1484.399510][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.399632][ T30] Exception stack(0xea769fb0 to 0xea769ff8) [ 1484.399664][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.399838][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.399877][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.400175][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.400334][ T30] r4:85f33440 [ 1484.400461][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1484.449105][ T30] NMI backtrace for cpu 0 [ 1484.449624][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1484.449771][ T30] Hardware name: ARM-Versatile Express [ 1484.449853][ T30] Call trace: [ 1484.450024][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1484.450125][ T30] r7:00000000 r6:000b0013 r5:600b0093 r4:82295e10 [ 1484.450143][ T30] [<80201b58>] (show_stack) from [<8021eef4>] (dump_stack_lvl+0x70/0x7c) [ 1484.450203][ T30] [<8021ee84>] (dump_stack_lvl) from [<8021ef18>] (dump_stack+0x18/0x1c) [ 1484.450259][ T30] r5:00000000 r4:00000001 [ 1484.450273][ T30] [<8021ef00>] (dump_stack) from [<81a9dca8>] (nmi_cpu_backtrace+0x160/0x17c) [ 1484.450348][ T30] [<81a9db48>] (nmi_cpu_backtrace) from [<81a9ddf4>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1484.450410][ T30] r7:00000000 r6:8280c510 r5:8281ad5c r4:ffffffff [ 1484.450426][ T30] [<81a9dcc4>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1484.450494][ T30] r9:00007be8 r8:8280c690 r7:0001ce9e r6:00007be8 r5:82ac27e4 r4:00000048 [ 1484.450509][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa5904>] (sys_info+0x68/0xa8) [ 1484.450556][ T30] [<81aa589c>] (sys_info) from [<80383aec>] (watchdog+0x464/0x8a0) [ 1484.450604][ T30] r5:82ac27e4 r4:8647140c [ 1484.450619][ T30] [<80383688>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.450678][ T30] r10:00000000 r9:00000000 r8:80383688 r7:830d6400 r6:830d6400 r5:8321c800 [ 1484.450697][ T30] r4:00000001 [ 1484.450730][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.450776][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1484.450810][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1484.450842][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.450878][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.450946][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.450968][ T30] r4:832dbf40 [ 1484.451213][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1484.451768][ C1] NMI backtrace for cpu 1 [ 1484.451882][ C1] CPU: 1 UID: 0 PID: 2819 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1484.451910][ C1] Hardware name: ARM-Versatile Express [ 1484.451939][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1484.451979][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1484.452013][ C1] pc : [<81abee18>] lr : [<80aa452c>] psr: 60070013 [ 1484.452036][ C1] sp : eb0cdeb0 ip : eb0cdec0 fp : eb0cdebc [ 1484.452057][ C1] r10: 82959c04 r9 : 00000001 r8 : 00000000 [ 1484.452079][ C1] r7 : 00000117 r6 : 82959b68 r5 : 00000000 r4 : 00000001 [ 1484.452102][ C1] r3 : 000007ea r2 : 00000000 r1 : 60070013 r0 : 8462f840 [ 1484.452188][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1484.452226][ C1] Control: 30c5387d Table: 84b6f340 DAC: 00000000 [ 1484.452261][ C1] Call trace: [ 1484.452279][ C1] [<81abedf0>] (_raw_spin_unlock_irqrestore) from [<80aa452c>] (pl011_console_device_unlock+0x20/0x24) [ 1484.452310][ C1] [<80aa450c>] (pl011_console_device_unlock) from [<802e58d8>] (nbcon_emit_one+0x88/0x100) [ 1484.452339][ C1] [<802e5850>] (nbcon_emit_one) from [<802e5b58>] (nbcon_kthread_func+0x208/0x2e4) [ 1484.452367][ C1] r6:82abf0fc r5:82959b68 r4:8330ec00 [ 1484.452375][ C1] [<802e5950>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1484.452407][ C1] r10:00000000 r9:82959b68 r8:802e5950 r7:84ae4400 r6:84ae4400 r5:8330ec00 [ 1484.452415][ C1] r4:00000001 [ 1484.452422][ C1] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1484.452442][ C1] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1484.452457][ C1] dfa0: 00000000 00000000 00000000 00000000 [ 1484.452472][ C1] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1484.452485][ C1] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1484.452500][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1484.452509][ C1] r4:84e0e6c0 1970/01/01 00:24:45 executed programs: 1187 [ 1489.585421][ T3168] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1489.727815][ T3168] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1489.876453][ T3168] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1490.147042][ T3168] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1490.679706][ T3168] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1490.765662][ T3168] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1490.809572][ T3168] bond0 (unregistering): Released all slaves [ 1490.896735][ T3168] hsr_slave_0: left promiscuous mode [ 1490.912936][ T3168] hsr_slave_1: left promiscuous mode [ 1490.934811][ T3168] veth1_macvtap: left promiscuous mode [ 1490.935263][ T3168] veth0_macvtap: left promiscuous mode [ 1490.935490][ T3168] veth1_vlan: left promiscuous mode [ 1490.935613][ T3168] veth0_vlan: left promiscuous mode [ 1497.815983][ T6603] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1497.924754][ T6603] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1500.457642][ T6603] hsr_slave_0: entered promiscuous mode [ 1500.459627][ T6603] hsr_slave_1: entered promiscuous mode [ 1502.287372][ T6603] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1502.298593][ T6603] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1502.312149][ T6603] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1502.332982][ T6603] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1504.419202][ T6603] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1510.911526][ T6603] veth0_vlan: entered promiscuous mode [ 1510.951589][ T6603] veth1_vlan: entered promiscuous mode [ 1511.074130][ T6603] veth0_macvtap: entered promiscuous mode [ 1511.108491][ T6603] veth1_macvtap: entered promiscuous mode [ 1511.368552][ T6829] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1511.374660][ T6829] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1511.376527][ T6829] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1511.376963][ T6829] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:25:11 executed programs: 1202