syzkaller login: [ 37.726827][ T28] kauditd_printk_skb: 11 callbacks suppressed [ 37.730757][ T28] audit: type=1400 audit(37.640:88): avc: denied { write } for pid=3085 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 38.056507][ T28] audit: type=1400 audit(37.970:89): avc: denied { write } for pid=3088 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 38.193386][ T28] audit: type=1400 audit(38.110:90): avc: denied { write } for pid=3091 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 473.366438][ T28] audit: type=1400 audit(473.280:91): avc: denied { write } for pid=3096 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 473.580409][ T28] audit: type=1400 audit(473.500:92): avc: denied { write } for pid=3099 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 643.486400][ T28] audit: type=1400 audit(643.400:93): avc: denied { read write } for pid=3105 comm="scp" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 643.488676][ T28] audit: type=1400 audit(643.400:94): avc: denied { open } for pid=3105 comm="scp" 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]:33799' (ED25519) to the list of known hosts. [ 695.426934][ T28] audit: type=1400 audit(695.340:95): avc: denied { execute } for pid=3119 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 [ 695.431560][ T28] audit: type=1400 audit(695.350:96): avc: denied { execute_no_trans } for pid=3119 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 00:12:12 parsed 1 programs [ 732.436839][ T28] audit: type=1400 audit(732.350:97): avc: denied { node_bind } for pid=3119 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 1970/01/01 00:12:12 serving rpc on tcp://35139 [ 735.172093][ T28] audit: type=1400 audit(735.090:98): avc: denied { mounton } for pid=3127 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 [ 735.175505][ T28] audit: type=1400 audit(735.090:99): avc: denied { mount } for pid=3127 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 [ 735.192366][ T3127] cgroup: Unknown subsys name 'net' [ 735.200457][ T28] audit: type=1400 audit(735.120:100): avc: denied { unmount } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 735.334283][ T3127] cgroup: Unknown subsys name 'cpuset' [ 735.341540][ T3127] cgroup: Unknown subsys name 'hugetlb' [ 735.342424][ T3127] cgroup: Unknown subsys name 'rlimit' [ 735.564349][ T28] audit: type=1400 audit(735.480:101): avc: denied { setattr } for pid=3127 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=694 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 735.567127][ T28] audit: type=1400 audit(735.480:102): avc: denied { create } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 735.571145][ T28] audit: type=1400 audit(735.480:103): avc: denied { write } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 735.571469][ T28] audit: type=1400 audit(735.490:104): avc: denied { module_request } for pid=3127 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 [ 735.645523][ T28] audit: type=1400 audit(735.560:105): avc: denied { read } for pid=3127 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 735.651565][ T28] audit: type=1400 audit(735.570:106): avc: denied { mounton } for pid=3127 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 [ 735.839837][ T3130] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 742.734359][ T3127] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 752.883067][ T28] kauditd_printk_skb: 5 callbacks suppressed [ 752.888623][ T28] audit: type=1400 audit(752.800:112): avc: denied { execmem } for pid=3131 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 752.965894][ T28] audit: type=1400 audit(752.880:113): avc: denied { read } for pid=3133 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 752.972250][ T28] audit: type=1400 audit(752.880:114): avc: denied { open } for pid=3133 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 [ 752.979603][ T28] audit: type=1400 audit(752.900:115): avc: denied { mounton } for pid=3133 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 [ 753.163453][ T28] audit: type=1400 audit(753.080:116): avc: denied { mount } for pid=3133 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 [ 753.167334][ T28] audit: type=1400 audit(753.080:117): avc: denied { mounton } for pid=3133 comm="syz-executor" path="/syzkaller.aAbrfE/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 [ 753.183254][ T28] audit: type=1400 audit(753.100:118): avc: denied { mount } for pid=3133 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 [ 753.197450][ T28] audit: type=1400 audit(753.110:119): avc: denied { sys_module } for pid=3134 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 753.213258][ T28] audit: type=1400 audit(753.130:120): avc: denied { mounton } for pid=3133 comm="syz-executor" path="/syzkaller.aAbrfE/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 [ 753.217406][ T28] audit: type=1400 audit(753.130:121): avc: denied { mounton } for pid=3133 comm="syz-executor" path="/syzkaller.aAbrfE/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=875 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 753.381325][ T3133] 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. [ 756.714055][ T3134] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 756.721986][ T3134] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 758.165397][ T28] kauditd_printk_skb: 14 callbacks suppressed [ 758.165709][ T28] audit: type=1400 audit(758.080:136): avc: denied { ioctl } for pid=3466 comm="syz-executor" path="/dev/net/tun" dev="devtmpfs" ino=678 ioctlcmd=0x54ca scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 758.580535][ T3134] hsr_slave_0: entered promiscuous mode [ 758.600197][ T3134] hsr_slave_1: entered promiscuous mode [ 760.791312][ T3134] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 760.801124][ T3134] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 760.803862][ T3134] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 760.810211][ T3134] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 760.812656][ T3134] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 760.822052][ T3134] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 760.824762][ T3134] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 760.833834][ T3134] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 761.536225][ T3134] 8021q: adding VLAN 0 to HW filter on device bond0 [ 764.254623][ T3134] veth0_vlan: entered promiscuous mode [ 764.267581][ T3134] veth1_vlan: entered promiscuous mode [ 764.316986][ T3134] veth0_macvtap: entered promiscuous mode [ 764.332243][ T3134] veth1_macvtap: entered promiscuous mode [ 764.421201][ T1148] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 764.422932][ T1148] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 764.426446][ T1148] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 764.432291][ T1148] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:12:45 executed programs: 0 [ 766.110824][ T3536] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 766.219397][ T3536] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 766.286088][ T3536] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 766.452368][ T3536] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 766.759652][ T3536] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 766.777486][ T3536] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 766.786291][ T3536] bond0 (unregistering): Released all slaves [ 766.894245][ T3536] hsr_slave_0: left promiscuous mode [ 766.901508][ T3536] hsr_slave_1: left promiscuous mode [ 766.924371][ T3536] veth1_macvtap: left promiscuous mode [ 766.924941][ T3536] veth0_macvtap: left promiscuous mode [ 766.931877][ T3536] veth1_vlan: left promiscuous mode [ 766.934090][ T3536] veth0_vlan: left promiscuous mode [ 767.958867][ T28] audit: type=1400 audit(767.870:137): avc: denied { write } for pid=3770 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 768.344899][ T28] audit: type=1400 audit(768.260:138): avc: denied { write } for pid=3813 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 768.585820][ T2962] 8021q: adding VLAN 0 to HW filter on device eth1 [ 769.264363][ T3688] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 769.304653][ T3688] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 769.335749][ T3691] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 769.376303][ T3691] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 769.438964][ T28] audit: type=1400 audit(769.350:139): avc: denied { write } for pid=3926 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 769.763811][ T28] audit: type=1400 audit(769.680:140): avc: denied { write } for pid=3998 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 770.012817][ T2962] 8021q: adding VLAN 0 to HW filter on device eth2 [ 770.367528][ T3688] hsr_slave_0: entered promiscuous mode [ 770.375461][ T3688] hsr_slave_1: entered promiscuous mode [ 770.423635][ T3691] hsr_slave_0: entered promiscuous mode [ 770.424999][ T3691] hsr_slave_1: entered promiscuous mode [ 770.426347][ T3691] debugfs: 'hsr0' already exists in 'hsr' [ 770.427127][ T3691] Cannot create hsr debugfs directory [ 770.765824][ T28] audit: type=1400 audit(770.680:141): avc: denied { write } for pid=4111 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 771.014094][ T28] audit: type=1400 audit(770.930:142): avc: denied { write } for pid=4217 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 771.295005][ T3691] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 771.309241][ T3691] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 771.313800][ T3691] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 771.324809][ T3691] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 771.332929][ T3691] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 771.344805][ T3691] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 771.347693][ T3691] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 771.355148][ T3691] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 771.468361][ T3688] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 771.476801][ T3688] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 771.482464][ T3688] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 771.490617][ T3688] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 771.503565][ T3688] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 771.511068][ T3688] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 771.513545][ T3688] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 771.524282][ T3688] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 772.168813][ T28] audit: type=1400 audit(772.080:143): avc: denied { write } for pid=4282 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 772.375577][ T3691] 8021q: adding VLAN 0 to HW filter on device bond0 [ 772.428754][ T3688] 8021q: adding VLAN 0 to HW filter on device bond0 [ 772.522337][ T28] audit: type=1400 audit(772.440:144): avc: denied { write } for pid=4293 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 772.976162][ T28] audit: type=1400 audit(772.890:145): avc: denied { write } for pid=4298 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 773.316555][ T28] audit: type=1400 audit(773.230:146): avc: denied { write } for pid=4309 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 773.829068][ T28] audit: type=1400 audit(773.730:147): avc: denied { write } for pid=4313 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 774.196993][ T28] audit: type=1400 audit(774.110:148): avc: denied { write } for pid=4323 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 774.635513][ T28] audit: type=1400 audit(774.550:149): avc: denied { write } for pid=4328 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 774.890646][ T28] audit: type=1400 audit(774.810:150): avc: denied { write } for pid=4337 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 775.357005][ T28] audit: type=1400 audit(775.270:151): avc: denied { write } for pid=4342 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 775.687168][ T28] audit: type=1400 audit(775.600:152): avc: denied { write } for pid=4351 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 776.283097][ T28] audit: type=1400 audit(776.200:153): avc: denied { write } for pid=4359 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 776.594597][ T28] audit: type=1400 audit(776.510:154): avc: denied { write } for pid=4369 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 776.899827][ T3691] veth0_vlan: entered promiscuous mode [ 776.913675][ T3688] veth0_vlan: entered promiscuous mode [ 776.936406][ T3688] veth1_vlan: entered promiscuous mode [ 776.964884][ T3691] veth1_vlan: entered promiscuous mode [ 777.024060][ T3688] veth0_macvtap: entered promiscuous mode [ 777.034992][ T3688] veth1_macvtap: entered promiscuous mode [ 777.101116][ T3691] veth0_macvtap: entered promiscuous mode [ 777.130066][ T3691] veth1_macvtap: entered promiscuous mode [ 777.159575][ T12] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 777.160047][ T12] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 777.239247][ T3110] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 777.240637][ T3110] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 777.400110][ T3110] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 777.402930][ T3110] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 777.416461][ T3110] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 777.420165][ T3110] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:12:57 executed programs: 4 1970/01/01 00:13:02 executed programs: 38 1970/01/01 00:13:07 executed programs: 69 1970/01/01 00:13:12 executed programs: 105 1970/01/01 00:13:18 executed programs: 136 1970/01/01 00:13:23 executed programs: 169 1970/01/01 00:13:28 executed programs: 203 1970/01/01 00:13:33 executed programs: 231 1970/01/01 00:13:38 executed programs: 265 1970/01/01 00:13:43 executed programs: 301 1970/01/01 00:13:48 executed programs: 344 1970/01/01 00:13:54 executed programs: 373 1970/01/01 00:13:59 executed programs: 411 [ 840.689783][ T28] kauditd_printk_skb: 6 callbacks suppressed [ 840.690154][ T28] audit: type=1400 audit(840.590:161): avc: denied { write } for pid=5183 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 841.444855][ T28] audit: type=1400 audit(841.360:162): avc: denied { write } for pid=5199 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 1970/01/01 00:14:04 executed programs: 446 1970/01/01 00:14:09 executed programs: 482 1970/01/01 00:14:14 executed programs: 517 1970/01/01 00:14:19 executed programs: 551 1970/01/01 00:14:25 executed programs: 591 1970/01/01 00:14:30 executed programs: 628 1970/01/01 00:14:35 executed programs: 661 1970/01/01 00:14:40 executed programs: 706 1970/01/01 00:14:45 executed programs: 740 1970/01/01 00:14:50 executed programs: 769 1970/01/01 00:14:55 executed programs: 800 1970/01/01 00:15:00 executed programs: 827 1970/01/01 00:15:06 executed programs: 867 1970/01/01 00:15:11 executed programs: 905 1970/01/01 00:15:16 executed programs: 938 1970/01/01 00:15:21 executed programs: 974 1970/01/01 00:15:26 executed programs: 1010 1970/01/01 00:15:31 executed programs: 1045 1970/01/01 00:15:36 executed programs: 1080 1970/01/01 00:15:41 executed programs: 1110 1970/01/01 00:15:47 executed programs: 1143 1970/01/01 00:15:52 executed programs: 1173 [ 953.969656][ T12] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 954.227732][ T12] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 954.612371][ T12] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 954.722170][ T12] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 955.783959][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 955.815009][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 955.822204][ T12] bond0 (unregistering): Released all slaves [ 955.902308][ T12] hsr_slave_0: left promiscuous mode [ 955.910655][ T12] hsr_slave_1: left promiscuous mode [ 956.187011][ T12] veth1_macvtap: left promiscuous mode [ 956.189334][ T12] veth0_macvtap: left promiscuous mode [ 956.192314][ T12] veth1_vlan: left promiscuous mode [ 956.193296][ T12] veth0_vlan: left promiscuous mode 1970/01/01 00:15:57 executed programs: 1189 [ 959.628742][ T28] audit: type=1400 audit(959.540:163): avc: denied { write } for pid=6646 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 960.948863][ T28] audit: type=1400 audit(960.860:164): avc: denied { write } for pid=6680 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 961.414611][ T2962] 8021q: adding VLAN 0 to HW filter on device eth1 1970/01/01 00:16:02 executed programs: 1208 [ 962.937145][ T6582] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 963.031042][ T6582] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 963.558582][ T28] audit: type=1400 audit(963.470:165): avc: denied { write } for pid=6741 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 964.510216][ T28] audit: type=1400 audit(964.430:166): avc: denied { write } for pid=6782 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 964.767520][ T2962] 8021q: adding VLAN 0 to HW filter on device eth2 [ 965.673936][ T6582] hsr_slave_0: entered promiscuous mode [ 965.677762][ T6582] hsr_slave_1: entered promiscuous mode [ 966.546088][ T28] audit: type=1400 audit(966.460:167): avc: denied { write } for pid=6845 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 967.614854][ T6582] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 967.871666][ T6582] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 967.882154][ T6582] netdevsim netdevsim3 netdevsim1: renamed from eth1 1970/01/01 00:16:07 executed programs: 1220 [ 967.934964][ T6582] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 967.948932][ T28] audit: type=1400 audit(967.870:168): avc: denied { write } for pid=6927 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 967.954543][ T6582] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 967.982890][ T6582] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 967.987832][ T6582] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 968.013620][ T6582] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 970.018520][ T28] audit: type=1400 audit(969.930:169): avc: denied { write } for pid=6953 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 970.595786][ T6582] 8021q: adding VLAN 0 to HW filter on device bond0 [ 970.719033][ T28] audit: type=1400 audit(970.630:170): avc: denied { write } for pid=6960 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 971.592769][ T28] audit: type=1400 audit(971.510:171): avc: denied { write } for pid=6966 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 972.123533][ T28] audit: type=1400 audit(972.040:172): avc: denied { write } for pid=6972 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 972.949429][ T28] audit: type=1400 audit(972.850:173): avc: denied { write } for pid=6978 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 1970/01/01 00:16:12 executed programs: 1234 [ 973.971190][ T28] audit: type=1400 audit(973.890:174): avc: denied { write } for pid=6986 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 975.279815][ T28] audit: type=1400 audit(975.180:175): avc: denied { write } for pid=6995 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 976.264519][ T28] audit: type=1400 audit(976.180:176): avc: denied { write } for pid=7009 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 977.554142][ T28] audit: type=1400 audit(977.470:177): avc: denied { write } for pid=7017 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 1970/01/01 00:16:18 executed programs: 1252 [ 978.432671][ T28] audit: type=1400 audit(978.350:178): avc: denied { write } for pid=7025 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 980.495778][ T28] audit: type=1400 audit(980.410:179): avc: denied { write } for pid=7037 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 981.217475][ T28] audit: type=1400 audit(981.130:180): avc: denied { write } for pid=7047 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 981.312290][ T6582] veth0_vlan: entered promiscuous mode [ 981.493851][ T6582] veth1_vlan: entered promiscuous mode [ 981.703161][ T6582] veth0_macvtap: entered promiscuous mode [ 981.803212][ T6582] veth1_macvtap: entered promiscuous mode [ 982.202604][ T1148] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 982.203689][ T1148] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 982.206545][ T1148] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 982.220921][ T1148] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 982.524302][ T28] audit: type=1400 audit(982.430:181): avc: denied { write } for pid=7053 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 982.811845][ T28] audit: type=1400 audit(982.720:182): avc: denied { write } for pid=7058 comm="rm" name="hook-state" dev="tmpfs" ino=15 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 1970/01/01 00:16:23 executed programs: 1270 1970/01/01 00:16:28 executed programs: 1284 [ 991.611521][ T7066] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 991.640862][ T7066] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 1970/01/01 00:16:33 executed programs: 1299 [ 994.251994][ T7066] hsr_slave_0: entered promiscuous mode [ 994.255712][ T7066] hsr_slave_1: entered promiscuous mode [ 994.265993][ T7066] debugfs: 'hsr0' already exists in 'hsr' [ 994.269886][ T7066] Cannot create hsr debugfs directory [ 995.171308][ T7066] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:16:39 executed programs: 1317 1970/01/01 00:16:44 executed programs: 1327 1970/01/01 00:16:49 executed programs: 1339 1970/01/01 00:16:55 executed programs: 1348 1970/01/01 00:17:00 executed programs: 1358 1970/01/01 00:17:05 executed programs: 1366 1970/01/01 00:17:11 executed programs: 1374 1970/01/01 00:17:16 executed programs: 1383 1970/01/01 00:17:21 executed programs: 1392 1970/01/01 00:17:26 executed programs: 1402 1970/01/01 00:17:31 executed programs: 1411 1970/01/01 00:17:36 executed programs: 1420 1970/01/01 00:17:42 executed programs: 1429 1970/01/01 00:17:47 executed programs: 1439 1970/01/01 00:17:52 executed programs: 1449 1970/01/01 00:17:57 executed programs: 1458 1970/01/01 00:18:02 executed programs: 1467 1970/01/01 00:18:07 executed programs: 1478 1970/01/01 00:18:12 executed programs: 1489 1970/01/01 00:18:18 executed programs: 1498 1970/01/01 00:18:23 executed programs: 1507 1970/01/01 00:18:28 executed programs: 1515 1970/01/01 00:18:34 executed programs: 1525 1970/01/01 00:18:39 executed programs: 1535 1970/01/01 00:18:44 executed programs: 1551 1970/01/01 00:18:50 executed programs: 1558 1970/01/01 00:18:55 executed programs: 1569 1970/01/01 00:19:00 executed programs: 1577 1970/01/01 00:19:06 executed programs: 1588 1970/01/01 00:19:11 executed programs: 1597 1970/01/01 00:19:17 executed programs: 1604 1970/01/01 00:19:22 executed programs: 1611 1970/01/01 00:19:27 executed programs: 1620 1970/01/01 00:19:33 executed programs: 1629 1970/01/01 00:19:38 executed programs: 1639 1970/01/01 00:19:43 executed programs: 1647 1970/01/01 00:19:48 executed programs: 1657 1970/01/01 00:19:53 executed programs: 1665 1970/01/01 00:19:59 executed programs: 1675 1970/01/01 00:20:04 executed programs: 1683 1970/01/01 00:20:10 executed programs: 1691 [ 1214.044179][ T7066] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:20:15 executed programs: 1703 1970/01/01 00:20:21 executed programs: 1711 1970/01/01 00:20:26 executed programs: 1720 1970/01/01 00:20:31 executed programs: 1729 1970/01/01 00:20:37 executed programs: 1739 1970/01/01 00:20:42 executed programs: 1748 1970/01/01 00:20:47 executed programs: 1763 1970/01/01 00:20:52 executed programs: 1772 1970/01/01 00:20:58 executed programs: 1783 1970/01/01 00:21:03 executed programs: 1792 [ 1267.760948][ T29] INFO: task kworker/0:1:3095 blocked for more than 430 seconds. [ 1267.762921][ T29] Not tainted syzkaller #0 [ 1267.778662][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.780429][ T29] task:kworker/0:1 state:D stack:0 pid:3095 tgid:3095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.782378][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.786501][ T29] Call trace: [ 1267.790117][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.792789][ T29] r10:df841da4 r9:df841dac r8:00000002 r7:60000113 r6:82cd9e0c r5:831855c0 [ 1267.795228][ T29] r4:831855c0 [ 1267.797447][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.800892][ T29] r5:831855c0 r4:82cd9e08 [ 1267.802996][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.803319][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.803602][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df841e28 [ 1267.803761][ T29] r4:869958c0 [ 1267.803898][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.804101][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.804308][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.804516][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.804654][ T29] r4:869958c0 [ 1267.804779][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.804983][ T29] r9:831855c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f063000 [ 1267.805166][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.805388][ T29] r5:00001000 r4:dfa81000 [ 1267.805518][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.805719][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.805935][ T29] r5:868ceb98 r4:868ceb98 [ 1267.806103][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.806332][ T29] r7:dddd1000 r6:8302b000 r5:868ceb98 r4:846cd480 [ 1267.806460][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.806668][ T29] r10:dddd1000 r9:846cd4b0 r8:831855c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.806809][ T29] r4:846cd480 [ 1267.806936][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.807139][ T29] r10:00000000 r9:df999e88 r8:83015b00 r7:846cd480 r6:80277df8 r5:831855c0 [ 1267.807284][ T29] r4:85b3f080 [ 1267.807411][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.807721][ T29] Exception stack(0xdf841fb0 to 0xdf841ff8) [ 1267.833421][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1267.835303][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.836433][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.837283][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:85b3f080 [ 1267.840950][ T29] INFO: task kworker/0:1:3095 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.848564][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.849210][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.849516][ T29] Call trace: [ 1267.849768][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.849989][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.850159][ T29] r4:00000000 [ 1267.850300][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.850487][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.850652][ T29] 9d40: a81b1000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.850811][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.850957][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.856117][ T29] r5:80000013 r4:80239788 [ 1267.856434][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.856655][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.856953][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.857155][ T29] r4:eac49de0 [ 1267.857298][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.857545][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.857686][ T29] r4:867d62c0 [ 1267.857820][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.868667][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.868947][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.869187][ T29] r5:00001000 r4:eb983000 [ 1267.869334][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.869527][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.869745][ T29] r5:868d1798 r4:868d1798 [ 1267.869886][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.870133][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.870278][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.870505][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.870653][ T29] r4:86868980 [ 1267.870785][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.870988][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.871125][ T29] r4:867d6680 [ 1267.871262][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.871440][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.871604][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.871768][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.871931][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.872098][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.872883][ T29] INFO: task kworker/0:12:4393 blocked for more than 430 seconds. [ 1267.873058][ T29] Not tainted syzkaller #0 [ 1267.873206][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.873419][ T29] task:kworker/0:12 state:D stack:0 pid:4393 tgid:4393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.873745][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.874089][ T29] Call trace: [ 1267.874372][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.874587][ T29] r10:ea755da4 r9:ea755dac r8:00000002 r7:60000113 r6:82cd9e0c r5:83e88000 [ 1267.874726][ T29] r4:83e88000 [ 1267.874857][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.875053][ T29] r5:83e88000 r4:82cd9e08 [ 1267.875181][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.875384][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.875588][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea755e28 [ 1267.875732][ T29] r4:86860780 [ 1267.875891][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.876099][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.876307][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.876515][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.876654][ T29] r4:86860780 [ 1267.876784][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.876994][ T29] r9:83e88000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f00d000 [ 1267.877124][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.877337][ T29] r5:00001000 r4:ea409000 [ 1267.877466][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.877647][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.877842][ T29] r5:86867b98 r4:86867b98 [ 1267.890730][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.890900][ T29] r7:dddd1000 r6:8302b000 r5:86867b98 r4:865b1f00 [ 1267.890921][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.890988][ T29] r10:00000000 r9:865b1f30 r8:83e88000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.891023][ T29] r4:865b1f00 [ 1267.891039][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.891102][ T29] r10:00000000 r9:ea745e88 r8:865a0400 r7:865b1f00 r6:80277df8 r5:83e88000 [ 1267.891133][ T29] r4:8671b140 [ 1267.891149][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.891238][ T29] Exception stack(0xea755fb0 to 0xea755ff8) [ 1267.891304][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1267.891340][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.891371][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.891406][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8671b140 [ 1267.892086][ T29] INFO: task kworker/0:12:4393 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.892135][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.892257][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.892314][ T29] Call trace: [ 1267.892339][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.892421][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.892446][ T29] r4:00000000 [ 1267.892493][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.892547][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.892580][ T29] 9d40: a8689000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.892614][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.892653][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.892682][ T29] r5:80000013 r4:80239788 [ 1267.892712][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.892790][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.892861][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.892879][ T29] r4:eac49de0 [ 1267.892894][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.892954][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.892973][ T29] r4:867d62c0 [ 1267.892988][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.893049][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.893066][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.893117][ T29] r5:00001000 r4:eb983000 [ 1267.893155][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.893229][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.893285][ T29] r5:868d1798 r4:868d1798 [ 1267.893310][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.893374][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.893389][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.893451][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.893482][ T29] r4:86868980 [ 1267.893499][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.893562][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.893581][ T29] r4:867d6680 [ 1267.893608][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.893654][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.893685][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.893721][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.893779][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.893816][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.893849][ T29] INFO: task kworker/0:13:4394 blocked for more than 430 seconds. [ 1267.893895][ T29] Not tainted syzkaller #0 [ 1267.893918][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.893952][ T29] task:kworker/0:13 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.894041][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.894087][ T29] Call trace: [ 1267.894136][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.894237][ T29] r10:ea75dda4 r9:ea75ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:848cc980 [ 1267.894263][ T29] r4:848cc980 [ 1267.894280][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.894336][ T29] r5:848cc980 r4:82cd9e08 [ 1267.894351][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.894400][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.894476][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea75de28 [ 1267.894498][ T29] r4:86aa9e80 [ 1267.894524][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.894574][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.894622][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.894680][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.894698][ T29] r4:86aa9e80 [ 1267.894711][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.894770][ T29] r9:848cc980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f063000 [ 1267.894816][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.894867][ T29] r5:00001000 r4:dfa22000 [ 1267.894880][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.894925][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.894974][ T29] r5:867ce798 r4:867ce798 [ 1267.895001][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.895061][ T29] r7:dddd1000 r6:8302b000 r5:867ce798 r4:866f7f00 [ 1267.895080][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.895139][ T29] r10:00000000 r9:866f7f30 r8:848cc980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.895160][ T29] r4:866f7f00 [ 1267.895188][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.895255][ T29] r10:00000000 r9:ea745e88 r8:866f7e80 r7:866f7f00 r6:80277df8 r5:848cc980 [ 1267.895273][ T29] r4:8676e840 [ 1267.895296][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.895387][ T29] Exception stack(0xea75dfb0 to 0xea75dff8) [ 1267.895449][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1267.895484][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.895510][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.895563][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8676e840 [ 1267.896003][ T29] INFO: task kworker/0:13:4394 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.896065][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.896165][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.896243][ T29] Call trace: [ 1267.896266][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.896359][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.896398][ T29] r4:00000000 [ 1267.896412][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.896461][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.896491][ T29] 9d40: a8689000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.896523][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.896546][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.896570][ T29] r5:80000013 r4:80239788 [ 1267.896598][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.896662][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.896730][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.896761][ T29] r4:eac49de0 [ 1267.896791][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.896855][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.896883][ T29] r4:867d62c0 [ 1267.896899][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.896964][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.896992][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.897046][ T29] r5:00001000 r4:eb983000 [ 1267.897063][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.897124][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.897181][ T29] r5:868d1798 r4:868d1798 [ 1267.897205][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.897267][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.897302][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.897373][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.897390][ T29] r4:86868980 [ 1267.897404][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.897466][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.897484][ T29] r4:867d6680 [ 1267.897497][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.897552][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.897582][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.897626][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.897665][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.897707][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.909422][ T29] INFO: task kworker/0:273:4925 blocked for more than 430 seconds. [ 1267.909538][ T29] Not tainted syzkaller #0 [ 1267.909564][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.909580][ T29] task:kworker/0:273 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.909659][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.909744][ T29] Call trace: [ 1267.909774][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.909858][ T29] r10:eb08dda4 r9:eb08ddac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a78000 [ 1267.909881][ T29] r4:86a78000 [ 1267.909913][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.909972][ T29] r5:86a78000 r4:82cd9e08 [ 1267.910000][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.910074][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.910138][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de28 [ 1267.910156][ T29] r4:86995ec0 [ 1267.910203][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.910266][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.910327][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.910407][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.910431][ T29] r4:86995ec0 [ 1267.910448][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.910510][ T29] r9:86a78000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a3000 [ 1267.910526][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.910577][ T29] r5:00001000 r4:eba53000 [ 1267.910593][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.910665][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.910734][ T29] r5:868d0398 r4:868d0398 [ 1267.910763][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.910845][ T29] r7:dddd1000 r6:8302b000 r5:868d0398 r4:86868b80 [ 1267.910870][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.910937][ T29] r10:dddd1000 r9:86868bb0 r8:86a78000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.910957][ T29] r4:86868b80 [ 1267.910973][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.911035][ T29] r10:00000000 r9:eac71e88 r8:86868b00 r7:86868b80 r6:80277df8 r5:86a78000 [ 1267.911056][ T29] r4:867d6c00 [ 1267.911072][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.911124][ T29] Exception stack(0xeb08dfb0 to 0xeb08dff8) [ 1267.911174][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1267.911217][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.911247][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.911279][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6c00 [ 1267.911849][ T29] INFO: task kworker/0:273:4925 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.911890][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.911975][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.912033][ T29] Call trace: [ 1267.912076][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.912154][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.912178][ T29] r4:00000000 [ 1267.912206][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.912262][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.912294][ T29] 9d40: a8b85000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.912328][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.912354][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.912377][ T29] r5:80000013 r4:80239788 [ 1267.912391][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.912451][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.912512][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.912531][ T29] r4:eac49de0 [ 1267.912558][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.912619][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.912641][ T29] r4:867d62c0 [ 1267.912654][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.912713][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.912731][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.912780][ T29] r5:00001000 r4:eb983000 [ 1267.912794][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.912839][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.912890][ T29] r5:868d1798 r4:868d1798 [ 1267.912903][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.912961][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.912975][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.913035][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.913054][ T29] r4:86868980 [ 1267.913093][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.913157][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.913176][ T29] r4:867d6680 [ 1267.913189][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.913237][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.913263][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.913337][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.913369][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.913401][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.913451][ T29] INFO: task kworker/0:275:4931 blocked for more than 430 seconds. [ 1267.913483][ T29] Not tainted syzkaller #0 [ 1267.913501][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.913525][ T29] task:kworker/0:275 state:D stack:0 pid:4931 tgid:4931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.913591][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.913632][ T29] Call trace: [ 1267.913657][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.913719][ T29] r10:eb9e9da4 r9:eb9e9dac r8:00000002 r7:60000113 r6:82cd9e0c r5:868e9880 [ 1267.913738][ T29] r4:868e9880 [ 1267.913777][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.913827][ T29] r5:868e9880 r4:82cd9e08 [ 1267.913854][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.913908][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.913969][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e28 [ 1267.913987][ T29] r4:8684b800 [ 1267.914000][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.914072][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.914125][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.914185][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.914211][ T29] r4:8684b800 [ 1267.914238][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.914297][ T29] r9:868e9880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05f000 [ 1267.914313][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.914361][ T29] r5:00001000 r4:eb9ef000 [ 1267.914373][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.914416][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.914465][ T29] r5:86865798 r4:86865798 [ 1267.914490][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.914572][ T29] r7:dddd1000 r6:8302b000 r5:86865798 r4:86a23700 [ 1267.914590][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.914651][ T29] r10:dddd1000 r9:86a23730 r8:868e9880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.914670][ T29] r4:86a23700 [ 1267.914683][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.914743][ T29] r10:00000000 r9:eb08de88 r8:86868800 r7:86a23700 r6:80277df8 r5:868e9880 [ 1267.914763][ T29] r4:86919b00 [ 1267.914789][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.914832][ T29] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1267.914873][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.914907][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.914936][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.914971][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86919b00 [ 1267.915327][ T29] INFO: task kworker/0:275:4931 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.915369][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.915489][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.915536][ T29] Call trace: [ 1267.915570][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.915650][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.915675][ T29] r4:00000000 [ 1267.915705][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.915776][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.915815][ T29] 9d40: a8b85000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.915855][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.915884][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.915908][ T29] r5:80000013 r4:80239788 [ 1267.915925][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.916005][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.916116][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.916141][ T29] r4:eac49de0 [ 1267.916156][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.916237][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.916256][ T29] r4:867d62c0 [ 1267.916272][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.916329][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.916347][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.916397][ T29] r5:00001000 r4:eb983000 [ 1267.916434][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.916484][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.916549][ T29] r5:868d1798 r4:868d1798 [ 1267.916584][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.916646][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.916673][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.916735][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.916755][ T29] r4:86868980 [ 1267.916771][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.916831][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.916850][ T29] r4:867d6680 [ 1267.916862][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.916903][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.916954][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.916989][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.917016][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.917049][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.917073][ T29] INFO: task kworker/0:276:4932 blocked for more than 430 seconds. [ 1267.917104][ T29] Not tainted syzkaller #0 [ 1267.917123][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.917136][ T29] task:kworker/0:276 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.917214][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.917261][ T29] Call trace: [ 1267.917285][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.917358][ T29] r10:eba11da4 r9:eba11dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a74980 [ 1267.917378][ T29] r4:86a74980 [ 1267.917393][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.917445][ T29] r5:86a74980 r4:82cd9e08 [ 1267.917458][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.917505][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.917566][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e28 [ 1267.917599][ T29] r4:867d60c0 [ 1267.917628][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.917681][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.917729][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.917786][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.917820][ T29] r4:867d60c0 [ 1267.917844][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.928904][ T29] r9:86a74980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05d000 [ 1267.928969][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.929097][ T29] r5:00001000 r4:eb9c7000 [ 1267.929130][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.929181][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.929243][ T29] r5:868d0f98 r4:868d0f98 [ 1267.929284][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.929355][ T29] r7:dddd1000 r6:8302b000 r5:868d0f98 r4:86868700 [ 1267.929372][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.929434][ T29] r10:00000000 r9:86868730 r8:86a74980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.929453][ T29] r4:86868700 [ 1267.929489][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.929558][ T29] r10:00000000 r9:eb9e9e88 r8:86868680 r7:86868700 r6:80277df8 r5:86a74980 [ 1267.929578][ T29] r4:86919b00 [ 1267.929592][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.929640][ T29] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1267.929687][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1267.929724][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.929754][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.929803][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86919b00 [ 1267.930509][ T29] INFO: task kworker/0:276:4932 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.930557][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.930685][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.930769][ T29] Call trace: [ 1267.930820][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.930897][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.930923][ T29] r4:00000000 [ 1267.930942][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.930995][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.931032][ T29] 9d40: a9096000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.931069][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.931098][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.931126][ T29] r5:80000013 r4:80239788 [ 1267.931140][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.931213][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.931279][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.931299][ T29] r4:eac49de0 [ 1267.931313][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.931373][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.931390][ T29] r4:867d62c0 [ 1267.931406][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.931472][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.931494][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.931568][ T29] r5:00001000 r4:eb983000 [ 1267.931588][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.931641][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.931699][ T29] r5:868d1798 r4:868d1798 [ 1267.931716][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.931785][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.931802][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.931870][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.931889][ T29] r4:86868980 [ 1267.931902][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.931978][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.932001][ T29] r4:867d6680 [ 1267.932018][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.932069][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.932103][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.932138][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.932169][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.932215][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.932250][ T29] INFO: task kworker/0:277:4934 blocked for more than 430 seconds. [ 1267.932312][ T29] Not tainted syzkaller #0 [ 1267.932331][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.932358][ T29] task:kworker/0:277 state:D stack:0 pid:4934 tgid:4934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.932416][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.932482][ T29] Call trace: [ 1267.932520][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.932583][ T29] r10:eab31da4 r9:eab31dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a73d40 [ 1267.932602][ T29] r4:86a73d40 [ 1267.932616][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.932663][ T29] r5:86a73d40 r4:82cd9e08 [ 1267.932677][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.932727][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.932804][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e28 [ 1267.932823][ T29] r4:86995b00 [ 1267.932838][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.932885][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.932934][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.932994][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.933012][ T29] r4:86995b00 [ 1267.933025][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.933081][ T29] r9:86a73d40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a7000 [ 1267.933096][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.933143][ T29] r5:00001000 r4:ebacb000 [ 1267.933171][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.933225][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.933276][ T29] r5:868cf798 r4:868cf798 [ 1267.933292][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.933347][ T29] r7:dddd1000 r6:8302b000 r5:868cf798 r4:86868580 [ 1267.933362][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.933418][ T29] r10:dddd1000 r9:868685b0 r8:86a73d40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.933437][ T29] r4:86868580 [ 1267.933449][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.933502][ T29] r10:00000000 r9:eb08de88 r8:86868500 r7:86868580 r6:80277df8 r5:86a73d40 [ 1267.933519][ T29] r4:85feac00 [ 1267.933531][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.933570][ T29] Exception stack(0xeab31fb0 to 0xeab31ff8) [ 1267.933594][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1267.933624][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.933654][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.933685][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:85feac00 [ 1267.934048][ T29] INFO: task kworker/0:277:4934 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.934089][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.934154][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.934209][ T29] Call trace: [ 1267.934234][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.934313][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.934382][ T29] r4:00000000 [ 1267.934406][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.934458][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.934490][ T29] 9d40: a9096000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.934597][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.934671][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.934702][ T29] r5:80000013 r4:80239788 [ 1267.934721][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.934783][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.934846][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.934863][ T29] r4:eac49de0 [ 1267.934877][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.934945][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.934966][ T29] r4:867d62c0 [ 1267.935002][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.935063][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.935081][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.935134][ T29] r5:00001000 r4:eb983000 [ 1267.935149][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.935199][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.935252][ T29] r5:868d1798 r4:868d1798 [ 1267.935266][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.935357][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.935376][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.935439][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.935460][ T29] r4:86868980 [ 1267.935473][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.935550][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.935571][ T29] r4:867d6680 [ 1267.935598][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.935663][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.935696][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.935733][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.935818][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.935852][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.935876][ T29] INFO: task kworker/0:278:4935 blocked for more than 430 seconds. [ 1267.935905][ T29] Not tainted syzkaller #0 [ 1267.935925][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.935942][ T29] task:kworker/0:278 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.935996][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.936041][ T29] Call trace: [ 1267.936067][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.936137][ T29] r10:eba69da4 r9:eba69dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a73100 [ 1267.936165][ T29] r4:86a73100 [ 1267.936182][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.936252][ T29] r5:86a73100 r4:82cd9e08 [ 1267.936270][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.936349][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.936427][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e28 [ 1267.936448][ T29] r4:8685de80 [ 1267.936466][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.936517][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.936578][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.936642][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.936661][ T29] r4:8685de80 [ 1267.936673][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.936733][ T29] r9:86a73100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a5000 [ 1267.936749][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.936798][ T29] r5:00001000 r4:eba91000 [ 1267.936812][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.936859][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.936956][ T29] r5:868cff98 r4:868cff98 [ 1267.936976][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.937036][ T29] r7:dddd1000 r6:8302b000 r5:868cff98 r4:86868400 [ 1267.937051][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.937110][ T29] r10:00000000 r9:86868430 r8:86a73100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.937127][ T29] r4:86868400 [ 1267.937164][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.937270][ T29] r10:00000000 r9:eab31e88 r8:86868380 r7:86868400 r6:80277df8 r5:86a73100 [ 1267.937290][ T29] r4:8676ad40 [ 1267.937304][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.937371][ T29] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1267.937402][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.937437][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.937466][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.937498][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8676ad40 [ 1267.937837][ T29] INFO: task kworker/0:278:4935 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.937881][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.969267][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.969358][ T29] Call trace: [ 1267.969384][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.969463][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.969483][ T29] r4:00000000 [ 1267.969515][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.969570][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.969605][ T29] 9d40: a95d2000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.969637][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.969661][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.969684][ T29] r5:80000013 r4:80239788 [ 1267.969699][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.969771][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.969836][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.969854][ T29] r4:eac49de0 [ 1267.969868][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.969925][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.969957][ T29] r4:867d62c0 [ 1267.969974][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.970180][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.970200][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.970257][ T29] r5:00001000 r4:eb983000 [ 1267.970274][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.970326][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.970382][ T29] r5:868d1798 r4:868d1798 [ 1267.970400][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.970461][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.970478][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.970537][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.970554][ T29] r4:86868980 [ 1267.970569][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.970624][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.970641][ T29] r4:867d6680 [ 1267.970655][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.970697][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.970735][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.970770][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.970797][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.970830][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.970865][ T29] INFO: task kworker/0:279:4937 blocked for more than 430 seconds. [ 1267.970907][ T29] Not tainted syzkaller #0 [ 1267.970934][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.970954][ T29] task:kworker/0:279 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.971011][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.971058][ T29] Call trace: [ 1267.971085][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.971186][ T29] r10:eb099da4 r9:eb099dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a76200 [ 1267.971211][ T29] r4:86a76200 [ 1267.971228][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.971279][ T29] r5:86a76200 r4:82cd9e08 [ 1267.971293][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.971354][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.971419][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e28 [ 1267.971438][ T29] r4:8684b480 [ 1267.971453][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.971502][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.971551][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.971610][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.971628][ T29] r4:8684b480 [ 1267.971652][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.971716][ T29] r9:86a76200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f065000 [ 1267.971732][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.971797][ T29] r5:00001000 r4:dfa8b000 [ 1267.971815][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.971862][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.971915][ T29] r5:868cbf98 r4:868cbf98 [ 1267.971928][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.971983][ T29] r7:dddd1000 r6:8302b000 r5:868cbf98 r4:86868a00 [ 1267.971997][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.972054][ T29] r10:dddd1000 r9:86868a30 r8:86a76200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.972073][ T29] r4:86868a00 [ 1267.972085][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.972144][ T29] r10:00000000 r9:eab31e88 r8:86868280 r7:86868a00 r6:80277df8 r5:86a76200 [ 1267.972161][ T29] r4:8691c140 [ 1267.972174][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.972217][ T29] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1267.972244][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.972275][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.972302][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.972333][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8691c140 [ 1267.973002][ T29] INFO: task kworker/0:279:4937 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.973044][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.973137][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.973189][ T29] Call trace: [ 1267.973211][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.973277][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.973296][ T29] r4:00000000 [ 1267.973308][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.973354][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.973397][ T29] 9d40: a95d2000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.973432][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.973470][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.973494][ T29] r5:80000013 r4:80239788 [ 1267.973509][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.973567][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.973630][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.973647][ T29] r4:eac49de0 [ 1267.973659][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.973724][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.973742][ T29] r4:867d62c0 [ 1267.973784][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.973845][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.973861][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.973910][ T29] r5:00001000 r4:eb983000 [ 1267.973924][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.973988][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.974065][ T29] r5:868d1798 r4:868d1798 [ 1267.974080][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.974140][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.974155][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.974212][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.974243][ T29] r4:86868980 [ 1267.974261][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.974321][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.974338][ T29] r4:867d6680 [ 1267.974351][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.974393][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.974419][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.974450][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.974477][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.974510][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.974532][ T29] INFO: task kworker/0:280:4939 blocked for more than 430 seconds. [ 1267.974559][ T29] Not tainted syzkaller #0 [ 1267.974579][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.974595][ T29] task:kworker/0:280 state:D stack:0 pid:4939 tgid:4939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.974669][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.974756][ T29] Call trace: [ 1267.974786][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.974852][ T29] r10:df9cdda4 r9:df9cddac r8:00000002 r7:60000113 r6:82cd9e0c r5:860524c0 [ 1267.974896][ T29] r4:860524c0 [ 1267.974914][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.974969][ T29] r5:860524c0 r4:82cd9e08 [ 1267.974983][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.975040][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.975188][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde28 [ 1267.975211][ T29] r4:8684b6c0 [ 1267.975226][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.975273][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1267.975321][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.975396][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.975424][ T29] r4:8684b6c0 [ 1267.975440][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.975496][ T29] r9:860524c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f00b000 [ 1267.975510][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.975557][ T29] r5:00001000 r4:df9fb000 [ 1267.975570][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.975613][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.975680][ T29] r5:868cfb98 r4:868cfb98 [ 1267.975696][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.975760][ T29] r7:dddd1000 r6:8302b000 r5:868cfb98 r4:8687ac80 [ 1267.975777][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.975840][ T29] r10:00000000 r9:8687acb0 r8:860524c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.975862][ T29] r4:8687ac80 [ 1267.975919][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.975985][ T29] r10:00000000 r9:eb099e88 r8:86868180 r7:8687ac80 r6:80277df8 r5:860524c0 [ 1267.976004][ T29] r4:86995b80 [ 1267.976035][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.976080][ T29] Exception stack(0xdf9cdfb0 to 0xdf9cdff8) [ 1267.976114][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1267.976145][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.976177][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.976210][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86995b80 [ 1267.976582][ T29] INFO: task kworker/0:280:4939 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1267.976623][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.976693][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.976764][ T29] Call trace: [ 1267.976790][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1267.976865][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1267.976889][ T29] r4:00000000 [ 1267.976905][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1267.976973][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1267.977008][ T29] 9d40: a95d2000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1267.977050][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1267.977077][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1267.977100][ T29] r5:80000013 r4:80239788 [ 1267.977116][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1267.977175][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1267.977244][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1267.977264][ T29] r4:eac49de0 [ 1267.977277][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1267.977335][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1267.977352][ T29] r4:867d62c0 [ 1267.977368][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1267.977426][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1267.977441][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1267.977489][ T29] r5:00001000 r4:eb983000 [ 1267.977502][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1267.977545][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1267.977607][ T29] r5:868d1798 r4:868d1798 [ 1267.977636][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1267.977700][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1267.977722][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1267.977781][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1267.977813][ T29] r4:86868980 [ 1267.977828][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1267.998582][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1267.998677][ T29] r4:867d6680 [ 1267.998694][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1267.998785][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1267.998845][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1267.998879][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1267.998907][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1267.998974][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1267.999040][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1267.999343][ T29] INFO: task kworker/0:281:4947 blocked for more than 430 seconds. [ 1267.999393][ T29] Not tainted syzkaller #0 [ 1267.999415][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1267.999430][ T29] task:kworker/0:281 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1267.999497][ T29] Workqueue: events bpf_prog_free_deferred [ 1267.999564][ T29] Call trace: [ 1267.999603][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1267.999670][ T29] r10:dfbd5da4 r9:dfbd5dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a724c0 [ 1267.999687][ T29] r4:86a724c0 [ 1267.999708][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1267.999759][ T29] r5:86a724c0 r4:82cd9e08 [ 1267.999772][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1267.999832][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1267.999895][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e28 [ 1267.999912][ T29] r4:8691c380 [ 1267.999925][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1267.999970][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.000019][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.000075][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.000103][ T29] r4:8691c380 [ 1268.000117][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.000185][ T29] r9:86a724c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f061000 [ 1268.000266][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.000323][ T29] r5:00001000 r4:dfa1e000 [ 1268.000338][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.000445][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.000504][ T29] r5:868cef98 r4:868cef98 [ 1268.000583][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.000695][ T29] r7:dddd1000 r6:8302b000 r5:868cef98 r4:86868080 [ 1268.000717][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.000779][ T29] r10:00000000 r9:868680b0 r8:86a724c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.000806][ T29] r4:86868080 [ 1268.000821][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.000896][ T29] r10:00000000 r9:df841e88 r8:86882f80 r7:86868080 r6:80277df8 r5:86a724c0 [ 1268.000915][ T29] r4:86995e00 [ 1268.000939][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.000982][ T29] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1268.001009][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1268.001038][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.001064][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.001095][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86995e00 [ 1268.001804][ T29] INFO: task kworker/0:281:4947 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.001840][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.001900][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.001944][ T29] Call trace: [ 1268.001976][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.002063][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.002083][ T29] r4:00000000 [ 1268.002096][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.002140][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.002221][ T29] 9d40: a9ce5000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.002258][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.002282][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.002305][ T29] r5:80000013 r4:80239788 [ 1268.002319][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.002378][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.002440][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.002456][ T29] r4:eac49de0 [ 1268.002469][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.002560][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.002581][ T29] r4:867d62c0 [ 1268.002619][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.002678][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.002694][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.002746][ T29] r5:00001000 r4:eb983000 [ 1268.002759][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.002802][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.002850][ T29] r5:868d1798 r4:868d1798 [ 1268.002863][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.002917][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.002931][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.003003][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.003022][ T29] r4:86868980 [ 1268.003034][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.003104][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.003124][ T29] r4:867d6680 [ 1268.003136][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.003176][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.003202][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.003233][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.003259][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.003290][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.003307][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.003327][ T29] INFO: task kworker/0:282:4948 blocked for more than 430 seconds. [ 1268.003353][ T29] Not tainted syzkaller #0 [ 1268.003370][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.003438][ T29] task:kworker/0:282 state:D stack:0 pid:4948 tgid:4948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.003503][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.003539][ T29] Call trace: [ 1268.003561][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.003620][ T29] r10:dfbddda4 r9:dfbdddac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a70c40 [ 1268.003636][ T29] r4:86a70c40 [ 1268.003650][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.003696][ T29] r5:86a70c40 r4:82cd9e08 [ 1268.003716][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.003760][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.003818][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde28 [ 1268.003835][ T29] r4:86995700 [ 1268.003847][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.003902][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.003948][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.004003][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.004020][ T29] r4:86995700 [ 1268.004032][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.004086][ T29] r9:86a70c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f067000 [ 1268.004115][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.004166][ T29] r5:00001000 r4:dfad9000 [ 1268.004178][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.004250][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.004301][ T29] r5:868ce798 r4:868ce798 [ 1268.004314][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.004367][ T29] r7:dddd1000 r6:8302b000 r5:868ce798 r4:86882e80 [ 1268.004397][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.004455][ T29] r10:dddd1000 r9:86882eb0 r8:86a70c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.004472][ T29] r4:86882e80 [ 1268.004484][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.004539][ T29] r10:00000000 r9:eb099e88 r8:86882e00 r7:86882e80 r6:80277df8 r5:86a70c40 [ 1268.004557][ T29] r4:869955c0 [ 1268.004571][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.004629][ T29] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1268.004657][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.004687][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.004718][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.004749][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:869955c0 [ 1268.005067][ T29] INFO: task kworker/0:282:4948 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.005097][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.005152][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.005193][ T29] Call trace: [ 1268.005228][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.005293][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.005315][ T29] r4:00000000 [ 1268.005342][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.005398][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.005430][ T29] 9d40: a9ce5000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.005461][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.005484][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.005519][ T29] r5:80000013 r4:80239788 [ 1268.005548][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.005616][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.005727][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.005756][ T29] r4:eac49de0 [ 1268.005773][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.005835][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.005854][ T29] r4:867d62c0 [ 1268.005884][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.005962][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.005984][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.006065][ T29] r5:00001000 r4:eb983000 [ 1268.006081][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.006129][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.006178][ T29] r5:868d1798 r4:868d1798 [ 1268.006204][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.006264][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.006277][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.006333][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.006350][ T29] r4:86868980 [ 1268.006363][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.006417][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.006434][ T29] r4:867d6680 [ 1268.006460][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.006501][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.006540][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.006589][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.006618][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.006651][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.006666][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.006688][ T29] INFO: task kworker/0:283:4949 blocked for more than 430 seconds. [ 1268.006724][ T29] Not tainted syzkaller #0 [ 1268.006756][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.006770][ T29] task:kworker/0:283 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.006820][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.006870][ T29] Call trace: [ 1268.006916][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.006979][ T29] r10:dfc55da4 r9:dfc55dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a70000 [ 1268.006996][ T29] r4:86a70000 [ 1268.007010][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.007057][ T29] r5:86a70000 r4:82cd9e08 [ 1268.007070][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.007114][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.007173][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc55e28 [ 1268.007202][ T29] r4:869954c0 [ 1268.007218][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.007263][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.007308][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.007365][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.007383][ T29] r4:869954c0 [ 1268.007395][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.007462][ T29] r9:86a70000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f069000 [ 1268.007478][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.007536][ T29] r5:00001000 r4:dfb5f000 [ 1268.007550][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.007593][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.007658][ T29] r5:868ce398 r4:868ce398 [ 1268.007681][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.007745][ T29] r7:dddd1000 r6:8302b000 r5:868ce398 r4:86882d00 [ 1268.007759][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.007815][ T29] r10:dddd1000 r9:86882d30 r8:86a70000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.007832][ T29] r4:86882d00 [ 1268.007857][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.007943][ T29] r10:00000000 r9:dfbdde88 r8:869ef780 r7:86882d00 r6:80277df8 r5:86a70000 [ 1268.037294][ T29] r4:869955c0 [ 1268.037419][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.037508][ T29] Exception stack(0xdfc55fb0 to 0xdfc55ff8) [ 1268.037543][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1268.037576][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.037604][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.037639][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:869955c0 [ 1268.039140][ T29] INFO: task kworker/0:283:4949 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.039225][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.039373][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.039443][ T29] Call trace: [ 1268.039484][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.039571][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.039592][ T29] r4:00000000 [ 1268.039607][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.039656][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.039689][ T29] 9d40: aa19b000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.039722][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.039807][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.039853][ T29] r5:80000013 r4:80239788 [ 1268.039892][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.039954][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.040050][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.040085][ T29] r4:eac49de0 [ 1268.040149][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.040219][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.040238][ T29] r4:867d62c0 [ 1268.040253][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.040314][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.040344][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.040401][ T29] r5:00001000 r4:eb983000 [ 1268.040416][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.040476][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.040530][ T29] r5:868d1798 r4:868d1798 [ 1268.040545][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.040615][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.040633][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.040695][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.040714][ T29] r4:86868980 [ 1268.040728][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.040804][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.040826][ T29] r4:867d6680 [ 1268.040841][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.040883][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.040925][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.041010][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.041042][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.041074][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.041094][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.041122][ T29] INFO: task kworker/0:284:4950 blocked for more than 430 seconds. [ 1268.041174][ T29] Not tainted syzkaller #0 [ 1268.041217][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.041249][ T29] task:kworker/0:284 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.041336][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.041380][ T29] Call trace: [ 1268.041418][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.041482][ T29] r10:dfc79da4 r9:dfc79dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a1ee40 [ 1268.041523][ T29] r4:86a1ee40 [ 1268.041540][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.041593][ T29] r5:86a1ee40 r4:82cd9e08 [ 1268.041623][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.041674][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.041736][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e28 [ 1268.041754][ T29] r4:869951c0 [ 1268.041768][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.041812][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.041858][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.041917][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.041937][ T29] r4:869951c0 [ 1268.041950][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.042006][ T29] r9:86a1ee40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f06b000 [ 1268.042060][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.042116][ T29] r5:00001000 r4:dfbc7000 [ 1268.042132][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.042278][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.042344][ T29] r5:8645bb98 r4:8645bb98 [ 1268.042360][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.042415][ T29] r7:dddd1000 r6:8302b000 r5:8645bb98 r4:869ef680 [ 1268.042429][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.042488][ T29] r10:dddd1000 r9:869ef6b0 r8:86a1ee40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.042511][ T29] r4:869ef680 [ 1268.042524][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.042601][ T29] r10:00000000 r9:dfc55e88 r8:869ef600 r7:869ef680 r6:80277df8 r5:86a1ee40 [ 1268.042623][ T29] r4:8691c000 [ 1268.042636][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.042679][ T29] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1268.042708][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.042738][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.042766][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.042799][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8691c000 [ 1268.043535][ T29] INFO: task kworker/0:284:4950 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.043575][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.043685][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.043804][ T29] Call trace: [ 1268.043829][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.043933][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.043959][ T29] r4:00000000 [ 1268.043973][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.044021][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.044051][ T29] 9d40: aa19b000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.044083][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.044124][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.044182][ T29] r5:80000013 r4:80239788 [ 1268.044210][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.044272][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.044338][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.044358][ T29] r4:eac49de0 [ 1268.044388][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.044449][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.044481][ T29] r4:867d62c0 [ 1268.044500][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.044560][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.044577][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.044631][ T29] r5:00001000 r4:eb983000 [ 1268.044647][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.044696][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.044749][ T29] r5:868d1798 r4:868d1798 [ 1268.044763][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.044824][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.044858][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.044925][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.044944][ T29] r4:86868980 [ 1268.044958][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.045019][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.045045][ T29] r4:867d6680 [ 1268.045062][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.045106][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.045136][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.045181][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.045212][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.045266][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.045288][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.045313][ T29] INFO: task kworker/0:285:4951 blocked for more than 430 seconds. [ 1268.045344][ T29] Not tainted syzkaller #0 [ 1268.045380][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.045396][ T29] task:kworker/0:285 state:D stack:0 pid:4951 tgid:4951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.045460][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.045500][ T29] Call trace: [ 1268.045525][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.045589][ T29] r10:dfc69da4 r9:dfc69dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a1e200 [ 1268.045607][ T29] r4:86a1e200 [ 1268.045621][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.045671][ T29] r5:86a1e200 r4:82cd9e08 [ 1268.045684][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.045732][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.045792][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e28 [ 1268.045810][ T29] r4:86995040 [ 1268.045823][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.045905][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.045955][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.046084][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.046106][ T29] r4:86995040 [ 1268.046120][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.046183][ T29] r9:86a1e200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f06d000 [ 1268.046198][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.046251][ T29] r5:00001000 r4:dfc0d000 [ 1268.046273][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.046334][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.046392][ T29] r5:868cf398 r4:868cf398 [ 1268.046406][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.046461][ T29] r7:dddd1000 r6:8302b000 r5:868cf398 r4:869ef500 [ 1268.046522][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.046610][ T29] r10:dddd1000 r9:869ef530 r8:86a1e200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.046630][ T29] r4:869ef500 [ 1268.046643][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.046703][ T29] r10:00000000 r9:dfc79e88 r8:869ef480 r7:869ef500 r6:80277df8 r5:86a1e200 [ 1268.046721][ T29] r4:8691c000 [ 1268.046734][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.046775][ T29] Exception stack(0xdfc69fb0 to 0xdfc69ff8) [ 1268.046802][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.046832][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.046876][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.046911][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8691c000 [ 1268.047308][ T29] INFO: task kworker/0:285:4951 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.047341][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.047419][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.047463][ T29] Call trace: [ 1268.047500][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.047590][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.047613][ T29] r4:00000000 [ 1268.047626][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.047675][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.047706][ T29] 9d40: aa19b000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.047753][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.047779][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.047804][ T29] r5:80000013 r4:80239788 [ 1268.047817][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.047876][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.047976][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.095086][ T29] r4:eac49de0 [ 1268.095154][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.095262][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.095281][ T29] r4:867d62c0 [ 1268.095312][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.095377][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.095444][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.095535][ T29] r5:00001000 r4:eb983000 [ 1268.095551][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.095615][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.095676][ T29] r5:868d1798 r4:868d1798 [ 1268.095692][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.095754][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.095770][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.095867][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.095887][ T29] r4:86868980 [ 1268.095901][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.095961][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.095997][ T29] r4:867d6680 [ 1268.096015][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.096061][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.096093][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.096133][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.096166][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.096218][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.096243][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.096272][ T29] INFO: task kworker/0:286:4953 blocked for more than 430 seconds. [ 1268.096331][ T29] Not tainted syzkaller #0 [ 1268.096382][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.096399][ T29] task:kworker/0:286 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.096515][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.096584][ T29] Call trace: [ 1268.096612][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.096697][ T29] r10:dfc7dda4 r9:dfc7ddac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a1d5c0 [ 1268.096719][ T29] r4:86a1d5c0 [ 1268.096783][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.096836][ T29] r5:86a1d5c0 r4:82cd9e08 [ 1268.096851][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.096902][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.096968][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de28 [ 1268.096985][ T29] r4:8693a940 [ 1268.096999][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.097043][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.097089][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.097155][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.097174][ T29] r4:8693a940 [ 1268.097187][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.097244][ T29] r9:86a1d5c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f071000 [ 1268.097275][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.097327][ T29] r5:00001000 r4:e0017000 [ 1268.097341][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.097397][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.097450][ T29] r5:868cd798 r4:868cd798 [ 1268.097464][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.097522][ T29] r7:dddd1000 r6:8302b000 r5:868cd798 r4:869ef380 [ 1268.097536][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.097663][ T29] r10:dddd1000 r9:869ef3b0 r8:86a1d5c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.097687][ T29] r4:869ef380 [ 1268.097701][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.097759][ T29] r10:00000000 r9:dfc69e88 r8:869ef300 r7:869ef380 r6:80277df8 r5:86a1d5c0 [ 1268.097777][ T29] r4:869952c0 [ 1268.097791][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.097853][ T29] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) [ 1268.097931][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.109652][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.109857][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.109903][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:869952c0 [ 1268.111502][ T29] INFO: task kworker/0:286:4953 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.112261][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.113212][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.113305][ T29] Call trace: [ 1268.113373][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.113476][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.113499][ T29] r4:00000000 [ 1268.113514][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.113563][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.113595][ T29] 9d40: aa87f000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.113641][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.113667][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.113690][ T29] r5:80000013 r4:80239788 [ 1268.113704][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.113792][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.113915][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.113934][ T29] r4:eac49de0 [ 1268.113948][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.114004][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.114050][ T29] r4:867d62c0 [ 1268.114066][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.114129][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.114200][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.114258][ T29] r5:00001000 r4:eb983000 [ 1268.114273][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.114316][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.114365][ T29] r5:868d1798 r4:868d1798 [ 1268.114381][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.114444][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.114460][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.114519][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.114538][ T29] r4:86868980 [ 1268.114551][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.114627][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.114651][ T29] r4:867d6680 [ 1268.114665][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.114711][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.114740][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.114771][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.114798][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.114828][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.114845][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.129344][ T29] INFO: task kworker/0:287:4954 blocked for more than 430 seconds. [ 1268.129471][ T29] Not tainted syzkaller #0 [ 1268.129495][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.129512][ T29] task:kworker/0:287 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.129590][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.129666][ T29] Call trace: [ 1268.129693][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.129768][ T29] r10:dfc81da4 r9:dfc81dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a71880 [ 1268.129807][ T29] r4:86a71880 [ 1268.129839][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.129892][ T29] r5:86a71880 r4:82cd9e08 [ 1268.129907][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.129953][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.130126][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e28 [ 1268.130147][ T29] r4:867e2e80 [ 1268.130171][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.130218][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.130346][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.130459][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.130484][ T29] r4:867e2e80 [ 1268.130499][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.130561][ T29] r9:86a71880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f06f000 [ 1268.130625][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.130683][ T29] r5:00001000 r4:dfc9b000 [ 1268.130699][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.130743][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.130794][ T29] r5:868cdb98 r4:868cdb98 [ 1268.130808][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.130907][ T29] r7:dddd1000 r6:8302b000 r5:868cdb98 r4:86868000 [ 1268.130923][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.131013][ T29] r10:00000000 r9:86868030 r8:86a71880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.131049][ T29] r4:86868000 [ 1268.131077][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.131140][ T29] r10:00000000 r9:dfc7de88 r8:869ef200 r7:86868000 r6:80277df8 r5:86a71880 [ 1268.131179][ T29] r4:86995340 [ 1268.131196][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.131293][ T29] Exception stack(0xdfc81fb0 to 0xdfc81ff8) [ 1268.131325][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.131358][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.131387][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.131433][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86995340 [ 1268.132125][ T29] INFO: task kworker/0:287:4954 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.132168][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.132232][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.132295][ T29] Call trace: [ 1268.132323][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.132387][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.132421][ T29] r4:00000000 [ 1268.132436][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.132512][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.132565][ T29] 9d40: aac57000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.132599][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.132639][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.132664][ T29] r5:80000013 r4:80239788 [ 1268.132679][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.132743][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.132807][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.132824][ T29] r4:eac49de0 [ 1268.132838][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.132896][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.132912][ T29] r4:867d62c0 [ 1268.132928][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.132984][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.132999][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.133046][ T29] r5:00001000 r4:eb983000 [ 1268.133078][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.133152][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.133210][ T29] r5:868d1798 r4:868d1798 [ 1268.133226][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.133298][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.133314][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.133399][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.133449][ T29] r4:86868980 [ 1268.133482][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.133543][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.133560][ T29] r4:867d6680 [ 1268.133573][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.133638][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.133669][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.133700][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.133728][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.133863][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.133886][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.133913][ T29] INFO: task kworker/0:288:4957 blocked for more than 430 seconds. [ 1268.133943][ T29] Not tainted syzkaller #0 [ 1268.133961][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.133975][ T29] task:kworker/0:288 state:D stack:0 pid:4957 tgid:4957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.134092][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.134137][ T29] Call trace: [ 1268.134188][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.134253][ T29] r10:e0055da4 r9:e0055dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86053100 [ 1268.134271][ T29] r4:86053100 [ 1268.134285][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.134338][ T29] r5:86053100 r4:82cd9e08 [ 1268.134353][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.134401][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.134465][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0055e28 [ 1268.134486][ T29] r4:86995e40 [ 1268.134499][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.134548][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.134598][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.134656][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.134675][ T29] r4:86995e40 [ 1268.134689][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.134743][ T29] r9:86053100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f075000 [ 1268.134758][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.134819][ T29] r5:00001000 r4:e0155000 [ 1268.134835][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.134898][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.134952][ T29] r5:86865f98 r4:86865f98 [ 1268.134968][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.135026][ T29] r7:dddd1000 r6:8302b000 r5:86865f98 r4:8687ad00 [ 1268.135042][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.135104][ T29] r10:dddd1000 r9:8687ad30 r8:86053100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.135145][ T29] r4:8687ad00 [ 1268.136770][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.136922][ T29] r10:00000000 r9:dfc7de88 r8:8687ac00 r7:8687ad00 r6:80277df8 r5:86053100 [ 1268.136944][ T29] r4:86876200 [ 1268.136960][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.137006][ T29] Exception stack(0xe0055fb0 to 0xe0055ff8) [ 1268.137046][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1268.137074][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.137103][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.137137][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86876200 [ 1268.137616][ T29] INFO: task kworker/0:288:4957 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.137677][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.137829][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.137882][ T29] Call trace: [ 1268.137909][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.159343][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.159411][ T29] r4:00000000 [ 1268.159429][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.159521][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.159584][ T29] 9d40: aad4a000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.159626][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.159651][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.159676][ T29] r5:80000013 r4:80239788 [ 1268.159696][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.159794][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.159882][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.159904][ T29] r4:eac49de0 [ 1268.159920][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.159982][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.160021][ T29] r4:867d62c0 [ 1268.160053][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.160120][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.160137][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.160213][ T29] r5:00001000 r4:eb983000 [ 1268.160234][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.160285][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.160338][ T29] r5:868d1798 r4:868d1798 [ 1268.160353][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.160418][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.160435][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.160501][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.160537][ T29] r4:86868980 [ 1268.160553][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.160619][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.160639][ T29] r4:867d6680 [ 1268.160655][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.160713][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.160744][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.160776][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.160806][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.160859][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.160886][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.160934][ T29] INFO: task kworker/0:289:4959 blocked for more than 430 seconds. [ 1268.160997][ T29] Not tainted syzkaller #0 [ 1268.161024][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.161039][ T29] task:kworker/0:289 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.161115][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.161163][ T29] Call trace: [ 1268.161190][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.161267][ T29] r10:e0119da4 r9:e0119dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86050c40 [ 1268.161305][ T29] r4:86050c40 [ 1268.161322][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.161377][ T29] r5:86050c40 r4:82cd9e08 [ 1268.161407][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.161469][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.161553][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0119e28 [ 1268.161580][ T29] r4:8693a740 [ 1268.161599][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.161654][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.161710][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.161771][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.161821][ T29] r4:8693a740 [ 1268.161839][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.161903][ T29] r9:86050c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f073000 [ 1268.161920][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.161974][ T29] r5:00001000 r4:e00b7000 [ 1268.161988][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.162058][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.162111][ T29] r5:868cd398 r4:868cd398 [ 1268.162124][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.162181][ T29] r7:dddd1000 r6:8302b000 r5:868cd398 r4:8687ab80 [ 1268.162203][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.162287][ T29] r10:00000000 r9:8687abb0 r8:86050c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.162354][ T29] r4:8687ab80 [ 1268.162374][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.162439][ T29] r10:00000000 r9:e0055e88 r8:869ef080 r7:8687ab80 r6:80277df8 r5:86050c40 [ 1268.162460][ T29] r4:8693a9c0 [ 1268.162479][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.162527][ T29] Exception stack(0xe0119fb0 to 0xe0119ff8) [ 1268.162557][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.162609][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.162645][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.162682][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8693a9c0 [ 1268.163363][ T29] INFO: task kworker/0:289:4959 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.163407][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.163494][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.163541][ T29] Call trace: [ 1268.163562][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.163630][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.163651][ T29] r4:00000000 [ 1268.163684][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.163747][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.163803][ T29] 9d40: aad4a000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.163844][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.163871][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.163896][ T29] r5:80000013 r4:80239788 [ 1268.163914][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.163979][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.164041][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.164078][ T29] r4:eac49de0 [ 1268.164107][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.164174][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.164221][ T29] r4:867d62c0 [ 1268.164265][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.164337][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.164356][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.164413][ T29] r5:00001000 r4:eb983000 [ 1268.164431][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.164499][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.164555][ T29] r5:868d1798 r4:868d1798 [ 1268.164634][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.164709][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.164728][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.164812][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.164864][ T29] r4:86868980 [ 1268.164886][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.164961][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.164984][ T29] r4:867d6680 [ 1268.164999][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.165049][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.165135][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.165189][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.165234][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.165284][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.165307][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.165329][ T29] INFO: task kworker/0:290:4962 blocked for more than 430 seconds. [ 1268.165375][ T29] Not tainted syzkaller #0 [ 1268.165408][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.165424][ T29] task:kworker/0:290 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.165518][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.165568][ T29] Call trace: [ 1268.165619][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.165693][ T29] r10:e014dda4 r9:e014ddac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a1c980 [ 1268.165782][ T29] r4:86a1c980 [ 1268.165815][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.165886][ T29] r5:86a1c980 r4:82cd9e08 [ 1268.165904][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.165958][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.166044][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e014de28 [ 1268.166067][ T29] r4:8693a580 [ 1268.166082][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.166131][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.166184][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.166264][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.166284][ T29] r4:8693a580 [ 1268.166299][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.166360][ T29] r9:86a1c980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f077000 [ 1268.166381][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.166438][ T29] r5:00001000 r4:e015d000 [ 1268.166453][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.166500][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.166552][ T29] r5:868ccf98 r4:868ccf98 [ 1268.166568][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.166622][ T29] r7:dddd1000 r6:8302b000 r5:868ccf98 r4:86783f00 [ 1268.166670][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.166741][ T29] r10:dddd1000 r9:86783f30 r8:86a1c980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.166760][ T29] r4:86783f00 [ 1268.166772][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.166832][ T29] r10:00000000 r9:e0055e88 r8:86783e80 r7:86783f00 r6:80277df8 r5:86a1c980 [ 1268.166850][ T29] r4:8676ee80 [ 1268.166863][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.166946][ T29] Exception stack(0xe014dfb0 to 0xe014dff8) [ 1268.166989][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.167020][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.167052][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.167089][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8676ee80 [ 1268.167511][ T29] INFO: task kworker/0:290:4962 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.167563][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.167640][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.167693][ T29] Call trace: [ 1268.167720][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.167891][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.167920][ T29] r4:00000000 [ 1268.167999][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.192180][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.192320][ T29] 9d40: ab094000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.192357][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.192381][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.192412][ T29] r5:80000013 r4:80239788 [ 1268.192448][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.192547][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.192618][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.192639][ T29] r4:eac49de0 [ 1268.192653][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.192715][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.192733][ T29] r4:867d62c0 [ 1268.192747][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.192837][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.192858][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.192914][ T29] r5:00001000 r4:eb983000 [ 1268.192929][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.192975][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.193029][ T29] r5:868d1798 r4:868d1798 [ 1268.193046][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.193104][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.193118][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.193178][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.193219][ T29] r4:86868980 [ 1268.193236][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.193297][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.193315][ T29] r4:867d6680 [ 1268.193344][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.193414][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.193447][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.193498][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.193530][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.193561][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.193583][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.193616][ T29] INFO: task kworker/0:291:4963 blocked for more than 430 seconds. [ 1268.193659][ T29] Not tainted syzkaller #0 [ 1268.193681][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.193712][ T29] task:kworker/0:291 state:D stack:0 pid:4963 tgid:4963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.193816][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.193860][ T29] Call trace: [ 1268.193902][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.193970][ T29] r10:e0121da4 r9:e0121dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a1bd40 [ 1268.194034][ T29] r4:86a1bd40 [ 1268.194057][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.194112][ T29] r5:86a1bd40 r4:82cd9e08 [ 1268.194127][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.194268][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.194351][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0121e28 [ 1268.194371][ T29] r4:8693a480 [ 1268.194403][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.194457][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.194504][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.194603][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.194640][ T29] r4:8693a480 [ 1268.194722][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.194801][ T29] r9:86a1bd40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f079000 [ 1268.194819][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.194925][ T29] r5:00001000 r4:e4249000 [ 1268.194958][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.195009][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.195061][ T29] r5:868ccb98 r4:868ccb98 [ 1268.195099][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.195159][ T29] r7:dddd1000 r6:8302b000 r5:868ccb98 r4:86783d80 [ 1268.195215][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.195285][ T29] r10:dddd1000 r9:86783db0 r8:86a1bd40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.195307][ T29] r4:86783d80 [ 1268.195382][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.195453][ T29] r10:00000000 r9:e014de88 r8:86783d00 r7:86783d80 r6:80277df8 r5:86a1bd40 [ 1268.195472][ T29] r4:867693c0 [ 1268.195484][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.195527][ T29] Exception stack(0xe0121fb0 to 0xe0121ff8) [ 1268.195554][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.195584][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.195636][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.195675][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867693c0 [ 1268.196385][ T29] INFO: task kworker/0:291:4963 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.196432][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.196509][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.196560][ T29] Call trace: [ 1268.196609][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.196697][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.196727][ T29] r4:00000000 [ 1268.196742][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.196809][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.196849][ T29] 9d40: ab094000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.196881][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.196905][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.196946][ T29] r5:80000013 r4:80239788 [ 1268.196993][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.197082][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.197153][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.197172][ T29] r4:eac49de0 [ 1268.197185][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.197257][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.197276][ T29] r4:867d62c0 [ 1268.197292][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.197352][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.197369][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.197437][ T29] r5:00001000 r4:eb983000 [ 1268.197458][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.197512][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.197588][ T29] r5:868d1798 r4:868d1798 [ 1268.197615][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.197780][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.197796][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.197860][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.197879][ T29] r4:86868980 [ 1268.197893][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.198005][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.213680][ T29] r4:867d6680 [ 1268.213810][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.213903][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.213939][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.213972][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.214000][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.214062][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.214106][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.214140][ T29] INFO: task kworker/0:292:4966 blocked for more than 430 seconds. [ 1268.214184][ T29] Not tainted syzkaller #0 [ 1268.214213][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.214228][ T29] task:kworker/0:292 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.214303][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.214366][ T29] Call trace: [ 1268.214396][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.214467][ T29] r10:ea319da4 r9:ea319dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86051880 [ 1268.214486][ T29] r4:86051880 [ 1268.214541][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.214600][ T29] r5:86051880 r4:82cd9e08 [ 1268.214628][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.214680][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.214806][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea319e28 [ 1268.214830][ T29] r4:86939f00 [ 1268.214848][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.214899][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.214959][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.215026][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.215050][ T29] r4:86939f00 [ 1268.215099][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.215176][ T29] r9:86051880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f081000 [ 1268.215209][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.215273][ T29] r5:00001000 r4:ea399000 [ 1268.215290][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.215337][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.215395][ T29] r5:86944398 r4:86944398 [ 1268.215414][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.215476][ T29] r7:dddd1000 r6:8302b000 r5:86944398 r4:86783f80 [ 1268.215494][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.215551][ T29] r10:dddd1000 r9:86783fb0 r8:86051880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.215572][ T29] r4:86783f80 [ 1268.215586][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.215642][ T29] r10:00000000 r9:e0121e88 r8:86783b80 r7:86783f80 r6:80277df8 r5:86051880 [ 1268.215663][ T29] r4:866c7dc0 [ 1268.215678][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.215727][ T29] Exception stack(0xea319fb0 to 0xea319ff8) [ 1268.215758][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.215794][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.215825][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.215886][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:866c7dc0 [ 1268.216608][ T29] INFO: task kworker/0:292:4966 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.216669][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.216752][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.216826][ T29] Call trace: [ 1268.216852][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.216920][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.216943][ T29] r4:00000000 [ 1268.216959][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.217008][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.217043][ T29] 9d40: ab258000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.217076][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.217102][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.217125][ T29] r5:80000013 r4:80239788 [ 1268.217158][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.217238][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.217306][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.217326][ T29] r4:eac49de0 [ 1268.217338][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.217399][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.217417][ T29] r4:867d62c0 [ 1268.217431][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.217489][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.217508][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.217559][ T29] r5:00001000 r4:eb983000 [ 1268.217574][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.217628][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.217682][ T29] r5:868d1798 r4:868d1798 [ 1268.217712][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.217777][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.217792][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.217852][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.217870][ T29] r4:86868980 [ 1268.217901][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.233296][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.233364][ T29] r4:867d6680 [ 1268.233382][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.233467][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.233500][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.233529][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.233554][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.233588][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.233609][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.233640][ T29] INFO: task kworker/0:293:4968 blocked for more than 430 seconds. [ 1268.233684][ T29] Not tainted syzkaller #0 [ 1268.233711][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.233806][ T29] task:kworker/0:293 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.233902][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.233963][ T29] Call trace: [ 1268.233993][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.234092][ T29] r10:e4271da4 r9:e4271dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a1a4c0 [ 1268.234112][ T29] r4:86a1a4c0 [ 1268.234126][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.234178][ T29] r5:86a1a4c0 r4:82cd9e08 [ 1268.234201][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.234251][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.234311][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4271e28 [ 1268.234328][ T29] r4:86aaa980 [ 1268.234342][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.234389][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.234444][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.234503][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.234521][ T29] r4:86aaa980 [ 1268.234536][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.234595][ T29] r9:86a1a4c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f07b000 [ 1268.234646][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.234706][ T29] r5:00001000 r4:e82a3000 [ 1268.234789][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.234918][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.234989][ T29] r5:86865b98 r4:86865b98 [ 1268.235080][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.235146][ T29] r7:dddd1000 r6:8302b000 r5:86865b98 r4:86783a80 [ 1268.235183][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.235256][ T29] r10:dddd1000 r9:86783ab0 r8:86a1a4c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.235353][ T29] r4:86783a80 [ 1268.235380][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.235490][ T29] r10:00000000 r9:ea319e88 r8:86783a00 r7:86783a80 r6:80277df8 r5:86a1a4c0 [ 1268.235513][ T29] r4:8676a840 [ 1268.235525][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.235569][ T29] Exception stack(0xe4271fb0 to 0xe4271ff8) [ 1268.235598][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.235631][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.235661][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.235701][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8676a840 [ 1268.236399][ T29] INFO: task kworker/0:293:4968 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.236459][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.236588][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.236637][ T29] Call trace: [ 1268.236705][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.236854][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.236884][ T29] r4:00000000 [ 1268.236948][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.237006][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.237040][ T29] 9d40: ab40f000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.237073][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.237101][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.237123][ T29] r5:80000013 r4:80239788 [ 1268.237137][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.237214][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.237284][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.237303][ T29] r4:eac49de0 [ 1268.237316][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.237392][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.237421][ T29] r4:867d62c0 [ 1268.237437][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.237498][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.237514][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.237580][ T29] r5:00001000 r4:eb983000 [ 1268.237597][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.237644][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.237697][ T29] r5:868d1798 r4:868d1798 [ 1268.237745][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.237811][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.237827][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.237886][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.237903][ T29] r4:86868980 [ 1268.256534][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.256757][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.256782][ T29] r4:867d6680 [ 1268.256798][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.256846][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.256897][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.256931][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.257023][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.257095][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.257136][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.257384][ T29] INFO: task kworker/0:294:4969 blocked for more than 430 seconds. [ 1268.257452][ T29] Not tainted syzkaller #0 [ 1268.257483][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.257498][ T29] task:kworker/0:294 state:D stack:0 pid:4969 tgid:4969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.257599][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.257712][ T29] Call trace: [ 1268.257744][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.257817][ T29] r10:ea31dda4 r9:ea31ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a19880 [ 1268.257836][ T29] r4:86a19880 [ 1268.257851][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.257961][ T29] r5:86a19880 r4:82cd9e08 [ 1268.259182][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.259300][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.259368][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea31de28 [ 1268.259389][ T29] r4:8693a100 [ 1268.259420][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.259489][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.259550][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.259613][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.259645][ T29] r4:8693a100 [ 1268.259661][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.259731][ T29] r9:86a19880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f07f000 [ 1268.259753][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.259815][ T29] r5:00001000 r4:ea335000 [ 1268.259832][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.259883][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.259938][ T29] r5:868cdf98 r4:868cdf98 [ 1268.259974][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.260043][ T29] r7:dddd1000 r6:8302b000 r5:868cdf98 r4:86783900 [ 1268.260058][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.260117][ T29] r10:dddd1000 r9:86783930 r8:86a19880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.260136][ T29] r4:86783900 [ 1268.260149][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.260221][ T29] r10:00000000 r9:ea319e88 r8:86783880 r7:86783900 r6:80277df8 r5:86a19880 [ 1268.260242][ T29] r4:86876600 [ 1268.260258][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.260333][ T29] Exception stack(0xea31dfb0 to 0xea31dff8) [ 1268.260368][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.260400][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.260446][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.260487][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86876600 [ 1268.261163][ T29] INFO: task kworker/0:294:4969 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.261213][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.261295][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.261346][ T29] Call trace: [ 1268.261388][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.261499][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.261546][ T29] r4:00000000 [ 1268.261564][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.261629][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.261677][ T29] 9d40: ab602000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.261716][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.261747][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.261771][ T29] r5:80000013 r4:80239788 [ 1268.261787][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.261848][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.261913][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.261932][ T29] r4:eac49de0 [ 1268.261945][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.262002][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.262060][ T29] r4:867d62c0 [ 1268.262083][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.262162][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.262183][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.262240][ T29] r5:00001000 r4:eb983000 [ 1268.262258][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.262305][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.262356][ T29] r5:868d1798 r4:868d1798 [ 1268.262371][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.262457][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.262495][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.262564][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.262600][ T29] r4:86868980 [ 1268.262616][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.262678][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.262716][ T29] r4:867d6680 [ 1268.262734][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.262776][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.262803][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.262834][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.262860][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.262910][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.262944][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.262977][ T29] INFO: task kworker/0:295:4971 blocked for more than 430 seconds. [ 1268.263019][ T29] Not tainted syzkaller #0 [ 1268.263041][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.263071][ T29] task:kworker/0:295 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.263126][ T29] Workqueue: events bpf_prog_free_deferred 1970/01/01 00:21:08 executed programs: 1801 [ 1268.263168][ T29] Call trace: [ 1268.263202][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.263284][ T29] r10:ea331da4 r9:ea331dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a1b100 [ 1268.263307][ T29] r4:86a1b100 [ 1268.263323][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.263375][ T29] r5:86a1b100 r4:82cd9e08 [ 1268.263388][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.263453][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.263523][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea331e28 [ 1268.263566][ T29] r4:86742c40 [ 1268.263586][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.263634][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.263682][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.263754][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.263777][ T29] r4:86742c40 [ 1268.263790][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.263847][ T29] r9:86a1b100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f07d000 [ 1268.263866][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.263923][ T29] r5:00001000 r4:ea325000 [ 1268.263937][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.263987][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.264043][ T29] r5:868c2b98 r4:868c2b98 [ 1268.264058][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.264122][ T29] r7:dddd1000 r6:8302b000 r5:868c2b98 r4:86783c00 [ 1268.264142][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.264220][ T29] r10:00000000 r9:86783c30 r8:86a1b100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.264246][ T29] r4:86783c00 [ 1268.264263][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.264333][ T29] r10:00000000 r9:ea31de88 r8:86783780 r7:86783c00 r6:80277df8 r5:86a1b100 [ 1268.264357][ T29] r4:8684ba80 [ 1268.264373][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.264418][ T29] Exception stack(0xea331fb0 to 0xea331ff8) [ 1268.264448][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.264479][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.264529][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.264565][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8684ba80 [ 1268.264979][ T29] INFO: task kworker/0:295:4971 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.265019][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.265112][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.265164][ T29] Call trace: [ 1268.265190][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.265273][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.265293][ T29] r4:00000000 [ 1268.265328][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.265413][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.265452][ T29] 9d40: ab602000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.265482][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.265519][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.265546][ T29] r5:80000013 r4:80239788 [ 1268.265577][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.265644][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.265718][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.265743][ T29] r4:eac49de0 [ 1268.265759][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.265826][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.265848][ T29] r4:867d62c0 [ 1268.265886][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.265967][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.265992][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.266088][ T29] r5:00001000 r4:eb983000 [ 1268.266103][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.266149][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.266216][ T29] r5:868d1798 r4:868d1798 [ 1268.266232][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.266290][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.266305][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.266365][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.266385][ T29] r4:86868980 [ 1268.266398][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.266454][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.266489][ T29] r4:867d6680 [ 1268.266503][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.266548][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.266596][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.266631][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.266675][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.266716][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.266738][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.266769][ T29] INFO: task kworker/0:296:4973 blocked for more than 430 seconds. [ 1268.266811][ T29] Not tainted syzkaller #0 [ 1268.266835][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.266851][ T29] task:kworker/0:296 state:D stack:0 pid:4973 tgid:4973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.266911][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.266953][ T29] Call trace: [ 1268.266980][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.267045][ T29] r10:df9d1da4 r9:df9d1dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a18c40 [ 1268.267065][ T29] r4:86a18c40 [ 1268.267081][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.267134][ T29] r5:86a18c40 r4:82cd9e08 [ 1268.267150][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.267261][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.267337][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e28 [ 1268.267356][ T29] r4:86939c40 ** 3 printk messages dropped ** [ 1268.267629][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.267649][ T29] r4:86939c40 [ 1268.267663][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.267752][ T29] r9:86a18c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f085000 [ 1268.267772][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.267839][ T29] r5:00001000 r4:ead9b000 [ 1268.267860][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.294426][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.294576][ T29] r5:868d0b98 r4:868d0b98 [ 1268.294594][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.294657][ T29] r7:dddd1000 r6:8302b000 r5:868d0b98 r4:86783680 [ 1268.294692][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.294767][ T29] r10:dddd1000 r9:867836b0 r8:86a18c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.294786][ T29] r4:86783680 [ 1268.294801][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.294879][ T29] r10:00000000 r9:ea319e88 r8:86783600 r7:86783680 r6:80277df8 r5:86a18c40 [ 1268.294901][ T29] r4:86733780 [ 1268.294917][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.294964][ T29] Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) [ 1268.294997][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.295047][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.295079][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.295112][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86733780 [ 1268.295803][ T29] INFO: task kworker/0:296:4973 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.295861][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.296050][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.296124][ T29] Call trace: [ 1268.296153][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.296245][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.296267][ T29] r4:00000000 [ 1268.296298][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.296353][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.296399][ T29] 9d40: ab9bd000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 ** 2 printk messages dropped ** [ 1268.296495][ T29] r5:80000013 r4:80239788 [ 1268.296559][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) ** 9 printk messages dropped ** [ 1268.297008][ T29] r5:00001000 r4:eb983000 ** 10 printk messages dropped ** [ 1268.297454][ T29] r4:867d6680 ** 10 printk messages dropped ** [ 1268.297816][ T29] task:kworker/0:297 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1268.314740][ T29] r4:86939e00 [ 1268.314756][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.314805][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.314862][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.314925][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.314946][ T29] r4:86939e00 [ 1268.314962][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.315027][ T29] r9:8696ee40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f083000 [ 1268.315045][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.315101][ T29] r5:00001000 r4:ead61000 [ 1268.315118][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.315185][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.315283][ T29] r5:86944798 r4:86944798 [ 1268.315329][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.315440][ T29] r7:dddd1000 r6:8302b000 r5:86944798 r4:8687aa80 [ 1268.315458][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.315514][ T29] r10:dddd1000 r9:8687aab0 r8:8696ee40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.315531][ T29] r4:8687aa80 [ 1268.315598][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) ** 6 printk messages dropped ** [ 1268.315932][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1268.317619][ T29] r4:eac49de0 ** 10 printk messages dropped ** [ 1268.323074][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) ** 13 printk messages dropped ** [ 1268.323628][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1268.324513][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) ** 13 printk messages dropped ** [ 1268.325213][ T29] r10:dddd1000 r9:86783430 r8:86a18000 r7:82a03d80 r6:dddd1020 r5:dddd1000 ** 13 printk messages dropped ** [ 1268.326512][ T29] Call trace: ** 8 printk messages dropped ** [ 1268.326860][ T29] r5:80000013 r4:80239788 ** 1 printk messages dropped ** [ 1268.326936][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) ** 15 printk messages dropped ** [ 1268.327642][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 ** 14 printk messages dropped ** [ 1268.347473][ T29] task:kworker/0:299 state:D stack:0 pid:4978 tgid:4978 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1268.353716][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) ** 13 printk messages dropped ** [ 1268.354411][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1268.355647][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 ** 4 printk messages dropped ** [ 1268.355890][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 ** 5 printk messages dropped ** [ 1268.356104][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.356122][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.356176][ T29] r5:00001000 r4:eb983000 [ 1268.356194][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.356254][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.356308][ T29] r5:868d1798 r4:868d1798 [ 1268.356325][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.356385][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.356402][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.356466][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.356486][ T29] r4:86868980 [ 1268.356499][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.356560][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.356577][ T29] r4:867d6680 [ 1268.356589][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.356633][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.356685][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.356760][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.356818][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.356859][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.356877][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.356922][ T29] INFO: task kworker/0:300:4981 blocked for more than 430 seconds. [ 1268.356964][ T29] Not tainted syzkaller #0 [ 1268.356986][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.357002][ T29] task:kworker/0:300 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.357088][ T29] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1268.357358][ T29] r5:86a8e200 r4:82cd9e08 ** 8 printk messages dropped ** [ 1268.357783][ T29] r4:86939780 ** 8 printk messages dropped ** [ 1268.376396][ T29] r7:dddd1000 r6:8302b000 r5:86a33798 r4:86783080 ** 13 printk messages dropped ** [ 1268.377587][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1268.379581][ T29] r5:80000013 r4:80239788 ** 8 printk messages dropped ** [ 1268.379993][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 ** 5 printk messages dropped ** [ 1268.380226][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.380315][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.380342][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.380414][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.380437][ T29] r4:86868980 [ 1268.380471][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.380565][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.380591][ T29] r4:867d6680 ** 37 printk messages dropped ** [ 1268.393185][ T29] r10:dddd1000 r9:86783130 r8:86a8ee40 r7:82a03d80 r6:dddd1020 r5:dddd1000 ** 22 printk messages dropped ** [ 1268.394931][ T29] r5:80000013 r4:80239788 ** 8 printk messages dropped ** [ 1268.395329][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 ** 24 printk messages dropped ** [ 1268.396436][ T29] Workqueue: events bpf_prog_free_deferred ** 26 printk messages dropped ** [ 1268.417075][ T29] r4:86808d80 ** 20 printk messages dropped ** [ 1268.419901][ T29] 9d80: 802306b0 80239788 80000013 ffffffff ** 13 printk messages dropped ** [ 1268.420496][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) ** 29 printk messages dropped ** [ 1268.421864][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e28 ** 22 printk messages dropped ** [ 1268.422841][ T29] Exception stack(0xeaf65fb0 to 0xeaf65ff8) ** 16 printk messages dropped ** [ 1268.424094][ T29] r5:80000013 r4:80239788 ** 8 printk messages dropped ** [ 1268.424493][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 ** 14 printk messages dropped ** [ 1268.425067][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.425120][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.425156][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.425188][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.425233][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.425254][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.425282][ T29] INFO: task kworker/0:304:4989 blocked for more than 430 seconds. [ 1268.425315][ T29] Not tainted syzkaller #0 [ 1268.425336][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.425351][ T29] task:kworker/0:304 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.425404][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.425446][ T29] Call trace: [ 1268.425576][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.425651][ T29] r10:eafc1da4 r9:eafc1dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86079880 [ 1268.425691][ T29] r4:86079880 [ 1268.425741][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.425806][ T29] r5:86079880 r4:82cd9e08 [ 1268.425824][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.425882][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.425953][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e28 [ 1268.425989][ T29] r4:8675e000 [ 1268.426007][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.426078][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.426128][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.426194][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.426225][ T29] r4:8675e000 [ 1268.426259][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.426328][ T29] r9:86079880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f093000 [ 1268.426346][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.426403][ T29] r5:00001000 r4:eb029000 [ 1268.426421][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.426484][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.426556][ T29] r5:86a32398 r4:86a32398 [ 1268.426574][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.426652][ T29] r7:dddd1000 r6:8302b000 r5:86a32398 r4:8687a880 [ 1268.426686][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.426756][ T29] r10:dddd1000 r9:8687a8b0 r8:86079880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.426793][ T29] r4:8687a880 [ 1268.426832][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.426900][ T29] r10:00000000 r9:eaf65e88 r8:8687ab00 r7:8687a880 r6:80277df8 r5:86079880 [ 1268.426922][ T29] r4:86939700 [ 1268.426939][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.426987][ T29] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1268.427018][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.427072][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.427112][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.427149][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86939700 [ 1268.427542][ T29] INFO: task kworker/0:304:4989 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.427584][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.427657][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.427710][ T29] Call trace: [ 1268.427736][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.427809][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.427832][ T29] r4:00000000 [ 1268.427847][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.427971][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.459245][ T29] 9d40: ac8f1000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.459352][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 ** 1 printk messages dropped ** [ 1268.459432][ T29] r5:80000013 r4:80239788 [ 1268.459456][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) ** 20 printk messages dropped ** [ 1268.460427][ T29] r4:867d6680 ** 15 printk messages dropped ** [ 1268.461066][ T29] r4:86050000 ** 13 printk messages dropped ** [ 1268.461623][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1268.463234][ T29] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1268.463675][ T29] r5:80000013 r4:80239788 ** 3 printk messages dropped ** [ 1268.463890][ T29] r4:eac49de0 ** 6 printk messages dropped ** [ 1268.464175][ T29] r5:00001000 r4:eb983000 ** 6 printk messages dropped ** [ 1268.464509][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 ** 11 printk messages dropped ** [ 1268.464938][ T29] INFO: task kworker/0:306:4993 blocked for more than 430 seconds. ** 15 printk messages dropped ** [ 1268.465643][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) ** 11 printk messages dropped ** [ 1268.466195][ T29] r7:dddd1000 r6:8302b000 r5:86a31b98 r4:86808900 ** 10 printk messages dropped ** [ 1268.466662][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1268.467693][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.467718][ T29] r5:80000013 r4:80239788 ** 3 printk messages dropped ** [ 1268.493251][ T29] r4:eac49de0 ** 7 printk messages dropped ** [ 1268.493602][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.493655][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.493732][ T29] r5:868d1798 r4:868d1798 [ 1268.493779][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.493850][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.493886][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.493971][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.493996][ T29] r4:86868980 [ 1268.494027][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.494096][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.494136][ T29] r4:867d6680 [ 1268.494156][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.494208][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.494254][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.494291][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.494323][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.494361][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.494387][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.494433][ T29] INFO: task kworker/0:307:4994 blocked for more than 430 seconds. [ 1268.494482][ T29] Not tainted syzkaller #0 [ 1268.494529][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.494551][ T29] task:kworker/0:307 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.494632][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.494682][ T29] Call trace: [ 1268.494711][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.494786][ T29] r10:eb0a5da4 r9:eb0a5dac r8:00000002 r7:60000013 r6:82cd9e0c r5:8696e200 [ 1268.494808][ T29] r4:8696e200 [ 1268.494823][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.494877][ T29] r5:8696e200 r4:82cd9e08 [ 1268.494893][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.494944][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.495033][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e28 [ 1268.495083][ T29] r4:867d6fc0 [ 1268.495105][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.495157][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.495233][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.495300][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.495324][ T29] r4:867d6fc0 [ 1268.495339][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.495398][ T29] r9:8696e200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f097000 [ 1268.495416][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.495466][ T29] r5:00001000 r4:eb0b7000 [ 1268.495480][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.495542][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.495600][ T29] r5:86a31f98 r4:86a31f98 [ 1268.495615][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.495672][ T29] r7:dddd1000 r6:8302b000 r5:86a31f98 r4:8687a900 [ 1268.495688][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.495751][ T29] r10:00000000 r9:8687a930 r8:8696e200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.495771][ T29] r4:8687a900 [ 1268.495786][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.495846][ T29] r10:00000000 r9:eafe5e88 r8:86808780 r7:8687a900 r6:80277df8 r5:8696e200 [ 1268.495911][ T29] r4:867a16c0 [ 1268.495948][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.496035][ T29] Exception stack(0xeb0a5fb0 to 0xeb0a5ff8) [ 1268.496070][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1268.496105][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.496136][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.496171][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867a16c0 [ 1268.496814][ T29] INFO: task kworker/0:307:4994 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.496878][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.496952][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.497026][ T29] Call trace: [ 1268.497053][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.497146][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.497172][ T29] r4:00000000 [ 1268.497189][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.497267][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.497307][ T29] 9d40: acc69000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 ** 1 printk messages dropped ** [ 1268.497377][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.497398][ T29] r5:80000013 r4:80239788 ** 1 printk messages dropped ** [ 1268.497468][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) ** 10 printk messages dropped ** [ 1268.497948][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) ** 13 printk messages dropped ** [ 1268.506511][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1268.507289][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde28 ** 12 printk messages dropped ** [ 1268.507878][ T29] r5:86a31398 r4:86a31398 ** 9 printk messages dropped ** [ 1268.519101][ T29] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) ** 10 printk messages dropped ** [ 1268.520204][ T29] r4:00000000 ** 5 printk messages dropped ** [ 1268.520406][ T29] r5:80000013 r4:80239788 ** 3 printk messages dropped ** [ 1268.520578][ T29] r4:eac49de0 ** 7 printk messages dropped ** [ 1268.520846][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) ** 6 printk messages dropped ** [ 1268.521077][ T29] r4:86868980 [ 1268.521114][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.521179][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.521197][ T29] r4:867d6680 [ 1268.521208][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.521251][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.521275][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.521340][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.521421][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.521461][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.521477][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.521526][ T29] INFO: task kworker/0:309:4999 blocked for more than 430 seconds. [ 1268.521578][ T29] Not tainted syzkaller #0 [ 1268.521596][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.521634][ T29] task:kworker/0:309 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.521702][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.521761][ T29] Call trace: [ 1268.521798][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.521854][ T29] r10:ebb15da4 r9:ebb15dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86078000 [ 1268.521870][ T29] r4:86078000 [ 1268.521895][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.521941][ T29] r5:86078000 r4:82cd9e08 [ 1268.522042][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.522089][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.522144][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e28 [ 1268.522159][ T29] r4:8694d700 [ 1268.522170][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.522226][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.522288][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.522341][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.522357][ T29] r4:8694d700 [ 1268.522368][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.522415][ T29] r9:86078000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f09d000 [ 1268.522429][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.522522][ T29] r5:00001000 r4:ebb57000 [ 1268.522536][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.522577][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.522639][ T29] r5:86a30f98 r4:86a30f98 [ 1268.522653][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.522729][ T29] r7:dddd1000 r6:8302b000 r5:86a30f98 r4:8687a780 [ 1268.522743][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.522801][ T29] r10:dddd1000 r9:8687a7b0 r8:86078000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.522817][ T29] r4:8687a780 [ 1268.522827][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.522878][ T29] r10:00000000 r9:eb0fde88 r8:86808500 r7:8687a780 r6:80277df8 r5:86078000 [ 1268.522894][ T29] r4:867d6d80 [ 1268.522943][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.522979][ T29] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1268.523002][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1268.523029][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.523054][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.523113][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6d80 [ 1268.523468][ T29] INFO: task kworker/0:309:4999 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.523498][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.523549][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.523586][ T29] Call trace: [ 1268.523603][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.523659][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.523674][ T29] r4:00000000 [ 1268.523699][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.523760][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.523789][ T29] 9d40: ace43000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.523836][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.523859][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.523879][ T29] r5:80000013 r4:80239788 [ 1268.523931][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.523987][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.524048][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.524063][ T29] r4:eac49de0 [ 1268.524074][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.524166][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.524225][ T29] r4:867d62c0 [ 1268.524239][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.524293][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.524307][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.524351][ T29] r5:00001000 r4:eb983000 [ 1268.524364][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.524403][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.524449][ T29] r5:868d1798 r4:868d1798 [ 1268.524472][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.524525][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.524563][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.524619][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.524635][ T29] r4:86868980 [ 1268.524646][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.524700][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.524716][ T29] r4:867d6680 [ 1268.524728][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.524763][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.524787][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.524815][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.524840][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.524870][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.524884][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.524902][ T29] INFO: task kworker/0:310:5000 blocked for more than 430 seconds. [ 1268.524926][ T29] Not tainted syzkaller #0 [ 1268.524942][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.524955][ T29] task:kworker/0:310 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.525021][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.525056][ T29] Call trace: [ 1268.525099][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.525160][ T29] r10:ebb2dda4 r9:ebb2ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a8a4c0 [ 1268.525176][ T29] r4:86a8a4c0 [ 1268.525188][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.525237][ T29] r5:86a8a4c0 r4:82cd9e08 ** 3 printk messages dropped ** [ 1268.525383][ T29] r4:86aaa540 ** 9 printk messages dropped ** [ 1268.525730][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) ** 14 printk messages dropped ** [ 1268.526273][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1268.527273][ T29] r5:80000013 r4:80239788 ** 2 printk messages dropped ** [ 1268.527413][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 ** 14 printk messages dropped ** [ 1268.560329][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 ** 5 printk messages dropped ** [ 1268.560576][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.560615][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.560665][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.560701][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.560757][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.560786][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.560820][ T29] INFO: task kworker/0:311:5004 blocked for more than 430 seconds. [ 1268.560868][ T29] Not tainted syzkaller #0 [ 1268.560893][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.560910][ T29] task:kworker/0:311 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.561008][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.561066][ T29] Call trace: [ 1268.561096][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.561172][ T29] r10:ebbb1da4 r9:ebbb1dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a88c40 [ 1268.561211][ T29] r4:86a88c40 [ 1268.561244][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.561304][ T29] r5:86a88c40 r4:82cd9e08 [ 1268.561320][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.561390][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.561468][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e28 [ 1268.561488][ T29] r4:8694d480 [ 1268.561504][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.561556][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.561613][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.561678][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.561699][ T29] r4:8694d480 [ 1268.561722][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.561792][ T29] r9:86a88c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a1000 [ 1268.561812][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.561872][ T29] r5:00001000 r4:ebbad000 [ 1268.561890][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.561942][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.561999][ T29] r5:86a30b98 r4:86a30b98 [ 1268.562033][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.562099][ T29] r7:dddd1000 r6:8302b000 r5:86a30b98 r4:86808200 [ 1268.562117][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.562183][ T29] r10:dddd1000 r9:86808230 r8:86a88c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.562204][ T29] r4:86808200 [ 1268.562226][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.562294][ T29] r10:00000000 r9:ebb2de88 r8:86808180 r7:86808200 r6:80277df8 r5:86a88c40 [ 1268.562315][ T29] r4:8670b700 [ 1268.562330][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.562429][ T29] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1268.562465][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.562502][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.562533][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.562569][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8670b700 [ 1268.563257][ T29] INFO: task kworker/0:311:5004 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.563296][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.563407][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.563459][ T29] Call trace: [ 1268.563484][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.563554][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.563577][ T29] r4:00000000 [ 1268.563594][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.563645][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.563697][ T29] 9d40: ad7df000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.563738][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.563769][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.563794][ T29] r5:80000013 r4:80239788 [ 1268.563824][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.563894][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.563980][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.564012][ T29] r4:eac49de0 [ 1268.564044][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.564116][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.564139][ T29] r4:867d62c0 [ 1268.564172][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.564249][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.564268][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.564324][ T29] r5:00001000 r4:eb983000 [ 1268.564341][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.564389][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.564461][ T29] r5:868d1798 r4:868d1798 [ 1268.564493][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.564563][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.564598][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.564668][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.564690][ T29] r4:86868980 [ 1268.564704][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.564772][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.564792][ T29] r4:867d6680 [ 1268.564807][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.564851][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.564897][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.564934][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.564964][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.565000][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.565021][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.565046][ T29] INFO: task kworker/0:312:5005 blocked for more than 430 seconds. ** 3 printk messages dropped ** [ 1268.565169][ T29] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1268.565864][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) ** 4 printk messages dropped ** [ 1268.566061][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.566133][ T29] r5:00001000 r4:ebc4f000 [ 1268.566155][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.566203][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.566267][ T29] r5:86a30398 r4:86a30398 [ 1268.566283][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.566339][ T29] r7:dddd1000 r6:8302b000 r5:86a30398 r4:86808080 [ 1268.566372][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.566434][ T29] r10:dddd1000 r9:868080b0 r8:86a88000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.566453][ T29] r4:86808080 [ 1268.566465][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.566523][ T29] r10:00000000 r9:ebbb1e88 r8:86808000 r7:86808080 r6:80277df8 r5:86a88000 [ 1268.566545][ T29] r4:8670b700 [ 1268.566558][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.566600][ T29] Exception stack(0xebbb9fb0 to 0xebbb9ff8) [ 1268.566626][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.566656][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.566684][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.566718][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8670b700 [ 1268.567149][ T29] INFO: task kworker/0:312:5005 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.567193][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.567316][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.567372][ T29] Call trace: [ 1268.567396][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.567463][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.567486][ T29] r4:00000000 [ 1268.567515][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.567580][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.567612][ T29] 9d40: ad7df000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.567646][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.567671][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.567693][ T29] r5:80000013 r4:80239788 [ 1268.567709][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.567777][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.567842][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.567861][ T29] r4:eac49de0 [ 1268.567877][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) ** 6 printk messages dropped ** [ 1268.581432][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) ** 13 printk messages dropped ** [ 1268.582118][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1268.582854][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) ** 6 printk messages dropped ** [ 1268.583258][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.583279][ T29] r4:8694d180 [ 1268.583294][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.583361][ T29] r9:86a86e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a9000 [ 1268.583380][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.583436][ T29] r5:00001000 r4:ebbed000 [ 1268.583452][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.583502][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.583561][ T29] r5:86a30798 r4:86a30798 [ 1268.583580][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.583660][ T29] r7:dddd1000 r6:8302b000 r5:86a30798 r4:86714f00 [ 1268.583681][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.583750][ T29] r10:00000000 r9:86714f30 r8:86a86e40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.583789][ T29] r4:86714f00 [ 1268.583823][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.583964][ T29] r10:00000000 r9:ebbb9e88 r8:86714e80 r7:86714f00 r6:80277df8 r5:86a86e40 [ 1268.583992][ T29] r4:8670b700 [ 1268.584009][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.584063][ T29] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1268.584096][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.584130][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.584162][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.584213][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8670b700 [ 1268.584901][ T29] INFO: task kworker/0:313:5006 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.584967][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1268.585513][ T29] r5:80000013 r4:80239788 [ 1268.585533][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) ** 5 printk messages dropped ** [ 1268.585894][ T29] r4:867d62c0 ** 8 printk messages dropped ** [ 1268.586323][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 ** 10 printk messages dropped ** [ 1268.586853][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1268.587486][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) ** 16 printk messages dropped ** [ 1268.613920][ T29] r7:dddd1000 r6:8302b000 r5:8630ab98 r4:86808400 ** 10 printk messages dropped ** [ 1268.614310][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1268.615522][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 ** 5 printk messages dropped ** [ 1268.615747][ T29] r4:eac49de0 ** 6 printk messages dropped ** [ 1268.615992][ T29] r5:00001000 r4:eb983000 ** 8 printk messages dropped ** [ 1268.616316][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) ** 14 printk messages dropped ** [ 1268.616853][ T29] Call trace: ** 11 printk messages dropped ** [ 1268.617297][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) ** 12 printk messages dropped ** [ 1268.617809][ T29] r10:dddd1000 r9:86714cb0 r8:86a86200 r7:82a03d80 r6:dddd1020 r5:dddd1000 ** 7 printk messages dropped ** [ 1268.658551][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.658585][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.658627][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86836280 [ 1268.659336][ T29] INFO: task kworker/0:315:5011 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.659388][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.659500][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.659591][ T29] Call trace: [ 1268.659624][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.659704][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.659755][ T29] r4:00000000 [ 1268.659777][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.659833][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.659887][ T29] 9d40: ae390000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.659928][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.659957][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.659985][ T29] r5:80000013 r4:80239788 [ 1268.660015][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.660111][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.660204][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.660230][ T29] r4:eac49de0 [ 1268.660247][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.660314][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.660336][ T29] r4:867d62c0 [ 1268.660374][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.660447][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.660468][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.660526][ T29] r5:00001000 r4:eb983000 [ 1268.660544][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.660597][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.660655][ T29] r5:868d1798 r4:868d1798 [ 1268.660673][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.660741][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.660760][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.660845][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.660882][ T29] r4:86868980 [ 1268.660902][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.660972][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.660993][ T29] r4:867d6680 [ 1268.661010][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.661064][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.661098][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.661133][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.661166][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.661219][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.661241][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.661270][ T29] INFO: task kworker/0:316:5014 blocked for more than 430 seconds. [ 1268.661315][ T29] Not tainted syzkaller #0 [ 1268.661338][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.661354][ T29] task:kworker/0:316 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.661409][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.661505][ T29] Call trace: [ 1268.661533][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.661606][ T29] r10:ebcadda4 r9:ebcaddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a855c0 [ 1268.661627][ T29] r4:86a855c0 [ 1268.661644][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.661703][ T29] r5:86a855c0 r4:82cd9e08 [ 1268.661720][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.661789][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.661884][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade28 [ 1268.661910][ T29] r4:86860cc0 [ 1268.661947][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.662028][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.662101][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.662168][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.662191][ T29] r4:86860cc0 [ 1268.662220][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.662287][ T29] r9:86a855c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0af000 [ 1268.662327][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.662394][ T29] r5:00001000 r4:ebca3000 [ 1268.662428][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.662490][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.662559][ T29] r5:86867f98 r4:86867f98 [ 1268.662580][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.662650][ T29] r7:dddd1000 r6:8302b000 r5:86867f98 r4:86714b00 [ 1268.662668][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.662752][ T29] r10:00000000 r9:86714b30 r8:86a855c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.662793][ T29] r4:86714b00 [ 1268.662811][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.662880][ T29] r10:00000000 r9:ebabde88 r8:86714a80 r7:86714b00 r6:80277df8 r5:86a855c0 [ 1268.662902][ T29] r4:867a12c0 [ 1268.662915][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.662977][ T29] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1268.663012][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.663048][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.663089][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.663129][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867a12c0 [ 1268.663486][ T29] INFO: task kworker/0:316:5014 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.663522][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.663594][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.663647][ T29] Call trace: [ 1268.663673][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.663749][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.663773][ T29] r4:00000000 [ 1268.663808][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.663869][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.663904][ T29] 9d40: ae390000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.663943][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.663992][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.664036][ T29] r5:80000013 r4:80239788 [ 1268.664068][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.664137][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.664254][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.664283][ T29] r4:eac49de0 ** 5 printk messages dropped ** [ 1268.664559][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1268.665082][ T29] r4:867d6680 ** 6 printk messages dropped ** [ 1268.665300][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1268.665993][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) ** 10 printk messages dropped ** [ 1268.666502][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) ** 13 printk messages dropped ** [ 1268.667356][ T29] INFO: task kworker/0:317:5016 is blocked on a mutex likely owned by task kworker/0:274:4928. ** 11 printk messages dropped ** [ 1268.667825][ T29] r5:80000013 r4:80239788 ** 5 printk messages dropped ** [ 1268.698933][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 ** 11 printk messages dropped ** [ 1268.699428][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.699450][ T29] r4:86868980 [ 1268.699467][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.699535][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.699559][ T29] r4:867d6680 [ 1268.699577][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.699646][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.699688][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.699741][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.699777][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.699818][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.699843][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.699890][ T29] INFO: task kworker/0:318:5017 blocked for more than 431 seconds. [ 1268.699937][ T29] Not tainted syzkaller #0 [ 1268.699962][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.699981][ T29] task:kworker/0:318 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.700081][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.700160][ T29] Call trace: [ 1268.700193][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.700271][ T29] r10:ebd21da4 r9:ebd21dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a83d40 [ 1268.700307][ T29] r4:86a83d40 [ 1268.700326][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.700392][ T29] r5:86a83d40 r4:82cd9e08 [ 1268.700409][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.700460][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.700532][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e28 [ 1268.700572][ T29] r4:8676ab00 [ 1268.700592][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.700648][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.700720][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.700792][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.700814][ T29] r4:8676ab00 [ 1268.700830][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.700892][ T29] r9:86a83d40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0b5000 [ 1268.700912][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.700986][ T29] r5:00001000 r4:ebd55000 [ 1268.701004][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.701067][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.701126][ T29] r5:86a32798 r4:86a32798 [ 1268.701155][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.701223][ T29] r7:dddd1000 r6:8302b000 r5:86a32798 r4:86714700 [ 1268.701241][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.701308][ T29] r10:dddd1000 r9:86714730 r8:86a83d40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.701329][ T29] r4:86714700 [ 1268.701361][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.701446][ T29] r10:00000000 r9:ebabde88 r8:86714680 r7:86714700 r6:80277df8 r5:86a83d40 [ 1268.701470][ T29] r4:86860c00 [ 1268.701487][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.701559][ T29] Exception stack(0xebd21fb0 to 0xebd21ff8) [ 1268.701597][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.701634][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.701666][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.701702][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86860c00 [ 1268.702364][ T29] INFO: task kworker/0:318:5017 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.702410][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.702484][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.702537][ T29] Call trace: [ 1268.702564][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.702641][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.702680][ T29] r4:00000000 [ 1268.702700][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.702756][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.702790][ T29] 9d40: ae959000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 ** 2 printk messages dropped ** [ 1268.702897][ T29] r5:80000013 r4:80239788 [ 1268.702916][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) ** 2 printk messages dropped ** [ 1268.703091][ T29] r4:eac49de0 ** 8 printk messages dropped ** [ 1268.703478][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) ** 13 printk messages dropped ** [ 1268.703992][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1268.704085][ T29] INFO: task kworker/0:319:5019 blocked for more than 431 seconds. [ 1268.704118][ T29] Not tainted syzkaller #0 [ 1268.704138][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.704153][ T29] task:kworker/0:319 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.704227][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.704282][ T29] Call trace: [ 1268.704313][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.704403][ T29] r10:ebd5dda4 r9:ebd5ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a83100 [ 1268.704430][ T29] r4:86a83100 [ 1268.704446][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.704500][ T29] r5:86a83100 r4:82cd9e08 [ 1268.704516][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.704573][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.704643][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de28 [ 1268.704665][ T29] r4:86860200 [ 1268.704680][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.704733][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.704861][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.704932][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.704975][ T29] r4:86860200 [ 1268.705010][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.705087][ T29] r9:86a83100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f02b000 [ 1268.705106][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.705163][ T29] r5:00001000 r4:ea4e1000 [ 1268.705200][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.705254][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.705313][ T29] r5:86866b98 r4:86866b98 [ 1268.705329][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.705395][ T29] r7:dddd1000 r6:8302b000 r5:86866b98 r4:86714780 [ 1268.705412][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.705480][ T29] r10:dddd1000 r9:867147b0 r8:86a83100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.705517][ T29] r4:86714780 [ 1268.705550][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.705623][ T29] r10:00000000 r9:ebd21e88 r8:86714800 r7:86714780 r6:80277df8 r5:86a83100 [ 1268.705662][ T29] r4:86860b40 [ 1268.705684][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.705733][ T29] Exception stack(0xebd5dfb0 to 0xebd5dff8) [ 1268.705781][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.705820][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.705866][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.705906][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86860b40 [ 1268.706323][ T29] INFO: task kworker/0:319:5019 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.706365][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.706455][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.706522][ T29] Call trace: [ 1268.706569][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.706646][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.706671][ T29] r4:00000000 ** 5 printk messages dropped ** [ 1268.706867][ T29] r5:80000013 r4:80239788 [ 1268.706886][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) ** 7 printk messages dropped ** [ 1268.707286][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 ** 12 printk messages dropped ** [ 1268.741077][ T29] r4:867d6680 ** 6 printk messages dropped ** [ 1268.741422][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 18 printk messages dropped ** [ 1268.742383][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 ** 11 printk messages dropped ** [ 1268.742896][ T29] r10:00000000 r9:86714430 r8:86a81880 r7:82a03d80 r6:dddd1020 r5:dddd1000 ** 10 printk messages dropped ** [ 1268.743943][ T29] INFO: task kworker/0:320:5023 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.744008][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.744100][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.744153][ T29] Call trace: [ 1268.744179][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.744254][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.744278][ T29] r4:00000000 [ 1268.744295][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.744351][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.744387][ T29] 9d40: aef94000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.744426][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.744474][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.744519][ T29] r5:80000013 r4:80239788 [ 1268.744540][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.744628][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.744710][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.744734][ T29] r4:eac49de0 [ 1268.744750][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.744817][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.744837][ T29] r4:867d62c0 [ 1268.744853][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.744919][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.744970][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.745039][ T29] r5:00001000 r4:eb983000 [ 1268.745067][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.745122][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.745180][ T29] r5:868d1798 r4:868d1798 [ 1268.745212][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.745283][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.745301][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.745368][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.745391][ T29] r4:86868980 [ 1268.745407][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.745477][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.745499][ T29] r4:867d6680 [ 1268.745531][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.745586][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.745617][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.745650][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.745679][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.745732][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.745753][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.745782][ T29] INFO: task kworker/0:321:5025 blocked for more than 431 seconds. [ 1268.745816][ T29] Not tainted syzkaller #0 [ 1268.745838][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.745854][ T29] task:kworker/0:321 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.745908][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.745953][ T29] Call trace: [ 1268.745978][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.746075][ T29] r10:ea56dda4 r9:ea56ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a80c40 [ 1268.746097][ T29] r4:86a80c40 [ 1268.746116][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.746168][ T29] r5:86a80c40 r4:82cd9e08 [ 1268.746185][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) ** 7 printk messages dropped ** [ 1268.746553][ T29] r4:86875f00 ** 7 printk messages dropped ** [ 1268.746908][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) ** 14 printk messages dropped ** [ 1268.747815][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1268.761112][ T29] r5:80000013 r4:80239788 ** 8 printk messages dropped ** [ 1268.761582][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 ** 12 printk messages dropped ** [ 1268.762194][ T29] r4:867d6680 ** 6 printk messages dropped ** [ 1268.762470][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1268.763214][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) ** 13 printk messages dropped ** [ 1268.763952][ T29] r10:dddd1000 r9:867141b0 r8:86a80000 r7:82a03d80 r6:dddd1020 r5:dddd1000 ** 11 printk messages dropped ** [ 1268.765125][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1268.765663][ T29] r5:80000013 r4:80239788 ** 3 printk messages dropped ** [ 1268.765862][ T29] r4:eac49de0 [ 1268.765880][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.765951][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.765972][ T29] r4:867d62c0 [ 1268.765988][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.766082][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.766106][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.766166][ T29] r5:00001000 r4:eb983000 [ 1268.766190][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.766263][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.766327][ T29] r5:868d1798 r4:868d1798 [ 1268.766344][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.766411][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.766428][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.766495][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.766517][ T29] r4:86868980 [ 1268.766532][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.766600][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.766639][ T29] r4:867d6680 [ 1268.766658][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.766729][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.766764][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.766799][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.766831][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.766868][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.766887][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.766911][ T29] INFO: task kworker/0:323:5028 blocked for more than 431 seconds. [ 1268.766941][ T29] Not tainted syzkaller #0 [ 1268.766977][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.767021][ T29] task:kworker/0:323 state:D stack:0 pid:5028 tgid:5028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.767103][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.767182][ T29] Call trace: [ 1268.767232][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.767321][ T29] r10:ebd79da4 r9:ebd79dac r8:00000002 r7:60000113 r6:82cd9e0c r5:8607ee40 [ 1268.767347][ T29] r4:8607ee40 [ 1268.767376][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.767437][ T29] r5:8607ee40 r4:82cd9e08 [ 1268.767524][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.767586][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.767659][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e28 [ 1268.767695][ T29] r4:86aaae40 [ 1268.767728][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.767830][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.767995][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.803105][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.803171][ T29] r4:86aaae40 [ 1268.803191][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.803297][ T29] r9:8607ee40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f033000 [ 1268.803347][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.803415][ T29] r5:00001000 r4:ea6ad000 [ 1268.803434][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.803485][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.803541][ T29] r5:86a2b798 r4:86a2b798 [ 1268.803560][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.803649][ T29] r7:dddd1000 r6:8302b000 r5:86a2b798 r4:86714000 [ 1268.803671][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.803739][ T29] r10:dddd1000 r9:86714030 r8:8607ee40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.803761][ T29] r4:86714000 [ 1268.803778][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.803843][ T29] r10:00000000 r9:ea58de88 r8:867f4f80 r7:86714000 r6:80277df8 r5:8607ee40 [ 1268.803863][ T29] r4:8676ad00 [ 1268.803879][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.803929][ T29] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1268.803964][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.803998][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.804031][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.804076][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8676ad00 [ 1268.804745][ T29] INFO: task kworker/0:323:5028 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.804795][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.804953][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.805041][ T29] Call trace: [ 1268.805083][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.805161][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.805184][ T29] r4:00000000 [ 1268.805200][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.805250][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.805303][ T29] 9d40: afffd000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.805342][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.805375][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.805401][ T29] r5:80000013 r4:80239788 [ 1268.805420][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.805493][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.805565][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.805588][ T29] r4:eac49de0 [ 1268.805603][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.805670][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.805723][ T29] r4:867d62c0 [ 1268.805757][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.805829][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.805848][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.805907][ T29] r5:00001000 r4:eb983000 [ 1268.805923][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.805975][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.806060][ T29] r5:868d1798 r4:868d1798 [ 1268.806081][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.806149][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.806166][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.806247][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.806291][ T29] r4:86868980 [ 1268.806312][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.806395][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.806432][ T29] r4:867d6680 [ 1268.806452][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.806516][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.806565][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.806622][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.806671][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.806724][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.806774][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.806810][ T29] INFO: task kworker/0:324:5029 blocked for more than 431 seconds. [ 1268.806856][ T29] Not tainted syzkaller #0 [ 1268.806879][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.806915][ T29] task:kworker/0:324 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.806993][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.807060][ T29] Call trace: [ 1268.807192][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.807271][ T29] r10:ea59dda4 r9:ea59ddac r8:00000002 r7:60000013 r6:82cd9e0c r5:8607e200 [ 1268.807309][ T29] r4:8607e200 [ 1268.807347][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.807423][ T29] r5:8607e200 r4:82cd9e08 [ 1268.807442][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.807506][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.807579][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea59de28 [ 1268.807618][ T29] r4:86860040 [ 1268.807652][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.807712][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.807764][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.807830][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.807868][ T29] r4:86860040 [ 1268.807899][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.821995][ T29] r9:8607e200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f031000 [ 1268.822092][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.822196][ T29] r5:00001000 r4:ea5e7000 [ 1268.822215][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.822262][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.822331][ T29] r5:86866398 r4:86866398 [ 1268.822355][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.822425][ T29] r7:dddd1000 r6:8302b000 r5:86866398 r4:867f4e80 [ 1268.822442][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.822511][ T29] r10:00000000 r9:867f4eb0 r8:8607e200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.822558][ T29] r4:867f4e80 [ 1268.822598][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.822667][ T29] r10:00000000 r9:ebd79e88 r8:867f4e00 r7:867f4e80 r6:80277df8 r5:8607e200 [ 1268.822688][ T29] r4:86742400 [ 1268.822703][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.822797][ T29] Exception stack(0xea59dfb0 to 0xea59dff8) [ 1268.822835][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.822889][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.822927][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.822978][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86742400 [ 1268.823636][ T29] INFO: task kworker/0:324:5029 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.823691][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.823792][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.823851][ T29] Call trace: [ 1268.823920][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.823998][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.824036][ T29] r4:00000000 [ 1268.824063][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.824117][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.824154][ T29] 9d40: afffd000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.824189][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.824216][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.824241][ T29] r5:80000013 r4:80239788 [ 1268.824277][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.824353][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.824423][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.824465][ T29] r4:eac49de0 [ 1268.824488][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.824555][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.824576][ T29] r4:867d62c0 [ 1268.824604][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.824672][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.824694][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.824748][ T29] r5:00001000 r4:eb983000 [ 1268.824780][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.824859][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.824923][ T29] r5:868d1798 r4:868d1798 [ 1268.824941][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.825009][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.825026][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.825102][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.825125][ T29] r4:86868980 [ 1268.825143][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.825216][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.825239][ T29] r4:867d6680 [ 1268.825254][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.825303][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.825335][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.825391][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.825429][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.825485][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.825523][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.825577][ T29] INFO: task kworker/0:325:5033 blocked for more than 431 seconds. [ 1268.825629][ T29] Not tainted syzkaller #0 [ 1268.825653][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.825688][ T29] task:kworker/0:325 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.825769][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.825818][ T29] Call trace: [ 1268.825867][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.825940][ T29] r10:ea70dda4 r9:ea70ddac r8:00000002 r7:60000013 r6:82cd9e0c r5:8607d5c0 [ 1268.825964][ T29] r4:8607d5c0 [ 1268.825980][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.826066][ T29] r5:8607d5c0 r4:82cd9e08 [ 1268.826087][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.826148][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.826224][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea70de28 [ 1268.826250][ T29] r4:86aaaac0 [ 1268.826287][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.826352][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.826407][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.826476][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.826513][ T29] r4:86aaaac0 [ 1268.826540][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.826612][ T29] r9:8607d5c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f035000 [ 1268.826632][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.826689][ T29] r5:00001000 r4:ea70f000 [ 1268.826707][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.826773][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.826852][ T29] r5:86867398 r4:86867398 [ 1268.826887][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.826957][ T29] r7:dddd1000 r6:8302b000 r5:86867398 r4:867f4d00 [ 1268.826975][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.827044][ T29] r10:dddd1000 r9:867f4d30 r8:8607d5c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.827100][ T29] r4:867f4d00 [ 1268.827126][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.827198][ T29] r10:00000000 r9:ebd79e88 r8:867f4c80 r7:867f4d00 r6:80277df8 r5:8607d5c0 [ 1268.827221][ T29] r4:86860d80 [ 1268.827237][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.827287][ T29] Exception stack(0xea70dfb0 to 0xea70dff8) [ 1268.827319][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1268.827372][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.827407][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.827444][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86860d80 [ 1268.827832][ T29] INFO: task kworker/0:325:5033 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.827877][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1268.850949][ T29] r5:80000013 r4:80239788 [ 1268.850983][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) ** 2 printk messages dropped ** [ 1268.851196][ T29] r4:eac49de0 [ 1268.851213][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.851281][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.851301][ T29] r4:867d62c0 [ 1268.851318][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.851385][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.851403][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.851464][ T29] r5:00001000 r4:eb983000 [ 1268.851482][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.851534][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.851593][ T29] r5:868d1798 r4:868d1798 [ 1268.851610][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.851711][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.851734][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.851804][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.851907][ T29] r4:86868980 [ 1268.851930][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.851997][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.852016][ T29] r4:867d6680 [ 1268.852029][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.852085][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.852115][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.852150][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.852197][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.852238][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.852261][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.852311][ T29] INFO: task kworker/0:326:5035 blocked for more than 431 seconds. [ 1268.852355][ T29] Not tainted syzkaller #0 [ 1268.852379][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.852396][ T29] task:kworker/0:326 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.852475][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.852540][ T29] Call trace: [ 1268.852623][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.852692][ T29] r10:ea771da4 r9:ea771dac r8:00000002 r7:60000013 r6:82cd9e0c r5:8607c980 [ 1268.852714][ T29] r4:8607c980 [ 1268.852731][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.852784][ T29] r5:8607c980 r4:82cd9e08 [ 1268.852800][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.852851][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.852918][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea771e28 [ 1268.852938][ T29] r4:86712640 [ 1268.852954][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.853005][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.853064][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.853126][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.853146][ T29] r4:86712640 [ 1268.853161][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.853220][ T29] r9:8607c980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f039000 [ 1268.853267][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.853327][ T29] r5:00001000 r4:ea817000 [ 1268.853346][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.853412][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.853492][ T29] r5:86a2ab98 r4:86a2ab98 [ 1268.853531][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.853593][ T29] r7:dddd1000 r6:8302b000 r5:86a2ab98 r4:8687a600 [ 1268.853612][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.853678][ T29] r10:dddd1000 r9:8687a630 r8:8607c980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.853699][ T29] r4:8687a600 [ 1268.853716][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.853815][ T29] r10:00000000 r9:ea70de88 r8:867f4b80 r7:8687a600 r6:80277df8 r5:8607c980 [ 1268.853889][ T29] r4:86aaaf40 [ 1268.853937][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.853993][ T29] Exception stack(0xea771fb0 to 0xea771ff8) [ 1268.854091][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1268.854134][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.854166][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1268.855105][ T29] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1268.855684][ T29] r5:80000013 r4:80239788 [ 1268.855701][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) ** 5 printk messages dropped ** [ 1268.855975][ T29] r4:867d62c0 ** 6 printk messages dropped ** [ 1268.856335][ T29] r5:868d1798 r4:868d1798 ** 7 printk messages dropped ** [ 1268.856814][ T29] r4:867d6680 ** 1 printk messages dropped ** [ 1268.856877][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) ** 8 printk messages dropped ** [ 1268.857163][ T29] task:kworker/0:327 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1268.857281][ T29] Call trace: [ 1268.857309][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.857378][ T29] r10:ea785da4 r9:ea785dac r8:00000002 r7:60000013 r6:82cd9e0c r5:8607bd40 [ 1268.857416][ T29] r4:8607bd40 [ 1268.857515][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.857578][ T29] r5:8607bd40 r4:82cd9e08 [ 1268.857597][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.857681][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.857758][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea785e28 [ 1268.857780][ T29] r4:86aaa9c0 [ 1268.857796][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.857848][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.857902][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.887222][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.887297][ T29] r4:86aaa9c0 [ 1268.887317][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.887422][ T29] r9:8607bd40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f037000 [ 1268.887441][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.887502][ T29] r5:00001000 r4:ea739000 [ 1268.887533][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.887622][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.887764][ T29] r5:86a2b398 r4:86a2b398 [ 1268.887793][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.887876][ T29] r7:dddd1000 r6:8302b000 r5:86a2b398 r4:867f4a80 [ 1268.887899][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.889050][ T29] r10:dddd1000 r9:867f4ab0 r8:8607bd40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.889090][ T29] r4:867f4a80 [ 1268.889105][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.889199][ T29] r10:00000000 r9:ea771e88 r8:86739500 r7:867f4a80 r6:80277df8 r5:8607bd40 [ 1268.889271][ T29] r4:86aaad80 [ 1268.889293][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.889342][ T29] Exception stack(0xea785fb0 to 0xea785ff8) [ 1268.889375][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1268.889405][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.889432][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.889462][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aaad80 [ 1268.890136][ T29] INFO: task kworker/0:327:5036 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.890184][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.890328][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.890409][ T29] Call trace: [ 1268.890441][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.890511][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.890534][ T29] r4:00000000 [ 1268.890550][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.890601][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.890633][ T29] 9d40: b0656000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.890668][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.890695][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.890719][ T29] r5:80000013 r4:80239788 [ 1268.890735][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1268.890853][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1268.890936][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1268.890956][ T29] r4:eac49de0 [ 1268.890973][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.891047][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.891072][ T29] r4:867d62c0 [ 1268.891090][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.891158][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.891179][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.891241][ T29] r5:00001000 r4:eb983000 [ 1268.891256][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.891303][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.891373][ T29] r5:868d1798 r4:868d1798 [ 1268.891410][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.891500][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.891523][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.891592][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.891620][ T29] r4:86868980 [ 1268.891637][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.891707][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 ** 10 printk messages dropped ** [ 1268.892036][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 21 printk messages dropped ** [ 1268.892918][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) ** 16 printk messages dropped ** [ 1268.893976][ T29] INFO: task kworker/0:328:5039 is blocked on a mutex likely owned by task kworker/0:274:4928. ** 11 printk messages dropped ** [ 1268.894560][ T29] r5:80000013 r4:80239788 ** 5 printk messages dropped ** [ 1268.894808][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.894839][ T29] r4:867d62c0 [ 1268.894869][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.894934][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1268.894966][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.895024][ T29] r5:00001000 r4:eb983000 [ 1268.895042][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.895092][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.895145][ T29] r5:868d1798 r4:868d1798 [ 1268.895164][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.895256][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1268.895276][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.895336][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.895356][ T29] r4:86868980 [ 1268.895371][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.895444][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1268.895467][ T29] r4:867d6680 [ 1268.895481][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.895528][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1268.895557][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.895591][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.895620][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.895654][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1268.895673][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1268.895703][ T29] INFO: task kworker/0:329:5041 blocked for more than 431 seconds. [ 1268.895788][ T29] Not tainted syzkaller #0 [ 1268.895818][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1268.895835][ T29] task:kworker/0:329 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.895885][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.895938][ T29] Call trace: [ 1268.895969][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1268.896036][ T29] r10:ea8adda4 r9:ea8addac r8:00000002 r7:60000113 r6:82cd9e0c r5:86aa4980 [ 1268.896058][ T29] r4:86aa4980 [ 1268.896072][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1268.896127][ T29] r5:86aa4980 r4:82cd9e08 [ 1268.896144][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1268.896216][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1268.896306][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8ade28 [ 1268.896348][ T29] r4:86712440 [ 1268.896367][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1268.896420][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1268.896470][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1268.896530][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.896549][ T29] r4:86712440 [ 1268.896565][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.896639][ T29] r9:86aa4980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f03b000 [ 1268.896660][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.896731][ T29] r5:00001000 r4:ea851000 [ 1268.896750][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.896804][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.896870][ T29] r5:86a2af98 r4:86a2af98 [ 1268.896902][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.896976][ T29] r7:dddd1000 r6:8302b000 r5:86a2af98 r4:86739200 ** 9 printk messages dropped ** [ 1268.897295][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1268.937387][ T29] r5:80000013 r4:80239788 [ 1268.937404][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) ** 5 printk messages dropped ** [ 1268.937708][ T29] r4:867d62c0 ** 8 printk messages dropped ** [ 1268.969294][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 ** 12 printk messages dropped ** [ 1268.969756][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1268.981728][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) ** 10 printk messages dropped ** [ 1268.982344][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) ** 13 printk messages dropped ** [ 1268.983646][ T29] INFO: task kworker/0:330:5043 is blocked on a mutex likely owned by task kworker/0:274:4928. ** 11 printk messages dropped ** [ 1268.984323][ T29] r5:80000013 r4:80239788 ** 3 printk messages dropped ** [ 1268.984524][ T29] r4:eac49de0 ** 8 printk messages dropped ** [ 1268.984902][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) ** 13 printk messages dropped ** [ 1268.985452][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1268.985983][ T29] r5:86aa3100 r4:82cd9e08 ** 7 printk messages dropped ** [ 1268.986361][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1268.986428][ T29] r4:86712300 [ 1268.986453][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1268.986535][ T29] r9:86aa3100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f03f000 [ 1268.986556][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1268.986616][ T29] r5:00001000 r4:ea933000 [ 1268.986649][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1268.986738][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1268.986801][ T29] r5:86944b98 r4:86944b98 [ 1268.986825][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1268.986894][ T29] r7:dddd1000 r6:8302b000 r5:86944b98 r4:86775f00 [ 1268.986912][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1268.986996][ T29] r10:00000000 r9:86775f30 r8:86aa3100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1268.987021][ T29] r4:86775f00 [ 1268.987037][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1268.987113][ T29] r10:00000000 r9:ea915e88 r8:86775e80 r7:86775f00 r6:80277df8 r5:86aa3100 [ 1268.987142][ T29] r4:867e24c0 [ 1268.987172][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1268.987241][ T29] Exception stack(0xea919fb0 to 0xea919ff8) [ 1268.987277][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1268.987312][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1268.987345][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1268.987384][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867e24c0 [ 1268.987898][ T29] INFO: task kworker/0:331:5044 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1268.999350][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1268.999508][ T29] Workqueue: events bpf_prog_free_deferred [ 1268.999593][ T29] Call trace: [ 1268.999623][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1268.999713][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1268.999737][ T29] r4:00000000 [ 1268.999754][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1268.999810][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1268.999848][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1268.999886][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1268.999917][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1268.999943][ T29] r5:80000013 r4:80239788 [ 1268.999959][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.000030][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.000117][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.000140][ T29] r4:eac49de0 [ 1269.000156][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.000226][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.000248][ T29] r4:867d62c0 [ 1269.000264][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.000333][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.000353][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.000416][ T29] r5:00001000 r4:eb983000 [ 1269.000433][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.000486][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.000543][ T29] r5:868d1798 r4:868d1798 [ 1269.000560][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.000627][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.000645][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.000712][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.000732][ T29] r4:86868980 [ 1269.000749][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.000815][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.000837][ T29] r4:867d6680 [ 1269.000853][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.000900][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.000930][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.000964][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.000998][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.001035][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.001066][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.001100][ T29] INFO: task kworker/0:332:5047 blocked for more than 431 seconds. [ 1269.001143][ T29] Not tainted syzkaller #0 [ 1269.001165][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.001182][ T29] task:kworker/0:332 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.001237][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.001281][ T29] Call trace: [ 1269.001306][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.001374][ T29] r10:ea9a5da4 r9:ea9a5dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86aa24c0 [ 1269.001394][ T29] r4:86aa24c0 [ 1269.001410][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.001464][ T29] r5:86aa24c0 r4:82cd9e08 [ 1269.001480][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.001532][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.001601][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a5e28 [ 1269.001623][ T29] r4:86712180 [ 1269.001641][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.001691][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.001770][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.001842][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.001867][ T29] r4:86712180 [ 1269.001883][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.001945][ T29] r9:86aa24c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f041000 [ 1269.001964][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.002034][ T29] r5:00001000 r4:ea96d000 [ 1269.002058][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.002130][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.002187][ T29] r5:86a29f98 r4:86a29f98 [ 1269.002204][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.002260][ T29] r7:dddd1000 r6:8302b000 r5:86a29f98 r4:86775d80 [ 1269.002279][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) ** 9 printk messages dropped ** [ 1269.002664][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1269.003896][ T29] r5:80000013 r4:80239788 ** 3 printk messages dropped ** [ 1269.004105][ T29] r4:eac49de0 ** 9 printk messages dropped ** [ 1269.004531][ T29] r5:868d1798 r4:868d1798 ** 12 printk messages dropped ** [ 1269.005069][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1269.005249][ T29] task:kworker/0:333 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.005303][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.005345][ T29] Call trace: [ 1269.005371][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.005438][ T29] r10:ea9a9da4 r9:ea9a9dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86aa1880 [ 1269.005459][ T29] r4:86aa1880 [ 1269.005475][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.005530][ T29] r5:86aa1880 r4:82cd9e08 [ 1269.005562][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.005623][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.005694][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e28 [ 1269.005734][ T29] r4:8683ee40 [ 1269.005753][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.005806][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.005858][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.005936][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.005959][ T29] r4:8683ee40 [ 1269.005976][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.006079][ T29] r9:86aa1880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f045000 [ 1269.006101][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.006160][ T29] r5:00001000 r4:ea9c7000 [ 1269.006179][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.006233][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.006293][ T29] r5:86a2a398 r4:86a2a398 [ 1269.006309][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.006371][ T29] r7:dddd1000 r6:8302b000 r5:86a2a398 r4:86775c00 [ 1269.006404][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.006473][ T29] r10:dddd1000 r9:86775c30 r8:86aa1880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.006494][ T29] r4:86775c00 [ 1269.006509][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.006575][ T29] r10:00000000 r9:ea915e88 r8:86775b80 r7:86775c00 r6:80277df8 r5:86aa1880 [ 1269.006598][ T29] r4:86875980 [ 1269.006612][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.006659][ T29] Exception stack(0xea9a9fb0 to 0xea9a9ff8) [ 1269.006708][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.006747][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.006779][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.006814][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86875980 [ 1269.007206][ T29] INFO: task kworker/0:333:5048 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.007259][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.007331][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.007381][ T29] Call trace: [ 1269.007404][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.007475][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.007497][ T29] r4:00000000 [ 1269.007514][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.007567][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.007603][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.007640][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.007669][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.007738][ T29] r5:80000013 r4:80239788 [ 1269.007760][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.007827][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.007898][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.007920][ T29] r4:eac49de0 [ 1269.008008][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.020942][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.021014][ T29] r4:867d62c0 [ 1269.021033][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.021162][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.021206][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.021276][ T29] r5:00001000 r4:eb983000 [ 1269.021307][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.021379][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.021440][ T29] r5:868d1798 r4:868d1798 [ 1269.021458][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.021524][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.021541][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.021631][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.021658][ T29] r4:86868980 [ 1269.021688][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.021756][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.021778][ T29] r4:867d6680 [ 1269.021793][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.021845][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.021880][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.021912][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.021945][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1269.022465][ T29] r4:86076e40 ** 9 printk messages dropped ** [ 1269.022886][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 ** 14 printk messages dropped ** [ 1269.023448][ T29] r10:00000000 r9:ea9a9e88 r8:8687a680 r7:8687a580 r6:80277df8 r5:86076e40 ** 13 printk messages dropped ** [ 1269.024688][ T29] r4:00000000 ** 5 printk messages dropped ** [ 1269.024880][ T29] r5:80000013 r4:80239788 ** 2 printk messages dropped ** [ 1269.025038][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 ** 12 printk messages dropped ** [ 1269.025573][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 ** 12 printk messages dropped ** [ 1269.026068][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 17 printk messages dropped ** [ 1269.026827][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) ** 3 printk messages dropped ** [ 1269.027032][ T29] r9:86aa0c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f047000 [ 1269.027062][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.027139][ T29] r5:00001000 r4:eaa6d000 [ 1269.027159][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.027212][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.027267][ T29] r5:86a29798 r4:86a29798 [ 1269.027283][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.027344][ T29] r7:dddd1000 r6:8302b000 r5:86a29798 r4:86775a00 [ 1269.027362][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.027428][ T29] r10:00000000 r9:86775a30 r8:86aa0c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.027450][ T29] r4:86775a00 [ 1269.027482][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.027552][ T29] r10:00000000 r9:ea9ede88 r8:86775980 r7:86775a00 r6:80277df8 r5:86aa0c40 [ 1269.027593][ T29] r4:86742dc0 [ 1269.027625][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.027676][ T29] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 1269.027708][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.027743][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.027775][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.027811][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86742dc0 [ 1269.039282][ T29] INFO: task kworker/0:335:5051 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.039393][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.039492][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.039571][ T29] Call trace: [ 1269.039626][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.039712][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.039735][ T29] r4:00000000 [ 1269.039751][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.039804][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.039839][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.039876][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.039903][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.039932][ T29] r5:80000013 r4:80239788 [ 1269.039948][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.040013][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.040096][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.040168][ T29] r4:eac49de0 [ 1269.040189][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.040256][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.040294][ T29] r4:867d62c0 [ 1269.040338][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.040416][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.040435][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.040490][ T29] r5:00001000 r4:eb983000 [ 1269.040506][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.040558][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.040615][ T29] r5:868d1798 r4:868d1798 [ 1269.040633][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) ** 5 printk messages dropped ** [ 1269.040879][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 ** 15 printk messages dropped ** [ 1269.041546][ T29] r10:eab09da4 r9:eab09dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a9ee40 ** 5 printk messages dropped ** [ 1269.041803][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e28 [ 1269.041824][ T29] r4:8683e580 [ 1269.041841][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.041889][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.041942][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.042003][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.042041][ T29] r4:8683e580 [ 1269.042082][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.042153][ T29] r9:86a9ee40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f04d000 [ 1269.042186][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.042244][ T29] r5:00001000 r4:eabaf000 [ 1269.042260][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.042306][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.042353][ T29] r5:86a29b98 r4:86a29b98 [ 1269.042368][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.042428][ T29] r7:dddd1000 r6:8302b000 r5:86a29b98 r4:86775800 [ 1269.042446][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.042519][ T29] r10:dddd1000 r9:86775830 r8:86a9ee40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.042584][ T29] r4:86775800 [ 1269.042623][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.042690][ T29] r10:00000000 r9:ea9ede88 r8:86775780 r7:86775800 r6:80277df8 r5:86a9ee40 [ 1269.042713][ T29] r4:8683ec40 [ 1269.042728][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.042773][ T29] Exception stack(0xeab09fb0 to 0xeab09ff8) [ 1269.042801][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.042832][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.042862][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.042897][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8683ec40 [ 1269.043353][ T29] INFO: task kworker/0:336:5054 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.043396][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.043484][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.043583][ T29] Call trace: [ 1269.043611][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.043687][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.043761][ T29] r4:00000000 [ 1269.043795][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.043856][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.043911][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.043954][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.043984][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.044019][ T29] r5:80000013 r4:80239788 [ 1269.044052][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.044148][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.044221][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.044240][ T29] r4:eac49de0 [ 1269.044273][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.044357][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.044381][ T29] r4:867d62c0 [ 1269.044414][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.044504][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.044562][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.044622][ T29] r5:00001000 r4:eb983000 [ 1269.044639][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.044688][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.044741][ T29] r5:868d1798 r4:868d1798 [ 1269.044758][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.044824][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.044852][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.044920][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.044961][ T29] r4:86868980 [ 1269.044997][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.045096][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.045123][ T29] r4:867d6680 [ 1269.045140][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.045206][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.045241][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.045277][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.045310][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.045350][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.045369][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.045397][ T29] INFO: task kworker/0:337:5056 blocked for more than 431 seconds. [ 1269.045431][ T29] Not tainted syzkaller #0 [ 1269.045453][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.045487][ T29] task:kworker/0:337 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.045569][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.045640][ T29] Call trace: [ 1269.045686][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.045765][ T29] r10:eab11da4 r9:eab11dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a9e200 [ 1269.045791][ T29] r4:86a9e200 [ 1269.045808][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.045867][ T29] r5:86a9e200 r4:82cd9e08 [ 1269.045910][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.045974][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.046075][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e28 [ 1269.046116][ T29] r4:8683e880 [ 1269.046136][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.046234][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.046315][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.046405][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.046434][ T29] r4:8683e880 [ 1269.046452][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.046520][ T29] r9:86a9e200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f04b000 [ 1269.046560][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.046627][ T29] r5:00001000 r4:eab01000 [ 1269.046652][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.046728][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.046812][ T29] r5:868d0798 r4:868d0798 [ 1269.046847][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.046918][ T29] r7:dddd1000 r6:8302b000 r5:868d0798 r4:86775680 [ 1269.046953][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.047041][ T29] r10:dddd1000 r9:867756b0 r8:86a9e200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.047078][ T29] r4:86775680 [ 1269.047095][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.047182][ T29] r10:00000000 r9:eab09e88 r8:86775600 r7:86775680 r6:80277df8 r5:86a9e200 [ 1269.047262][ T29] r4:86995c00 [ 1269.047283][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.047362][ T29] Exception stack(0xeab11fb0 to 0xeab11ff8) [ 1269.047401][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.047438][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.047471][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.047507][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86995c00 [ 1269.047885][ T29] INFO: task kworker/0:337:5056 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.047991][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.065539][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.065641][ T29] Call trace: [ 1269.065672][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.065761][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.065784][ T29] r4:00000000 [ 1269.065836][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.065899][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.065937][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.065984][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.066032][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.066068][ T29] r5:80000013 r4:80239788 [ 1269.066143][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.066258][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.066340][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.066366][ T29] r4:eac49de0 [ 1269.066384][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.066452][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.066474][ T29] r4:867d62c0 [ 1269.066491][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.066558][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.066579][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.066636][ T29] r5:00001000 r4:eb983000 [ 1269.066654][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.066729][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.066808][ T29] r5:868d1798 r4:868d1798 [ 1269.066843][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.066932][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.066954][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.067023][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.067045][ T29] r4:86868980 [ 1269.067071][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.067139][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.067252][ T29] r4:867d6680 [ 1269.067275][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.067328][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.067379][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.067418][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.067463][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.067503][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.067528][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.067563][ T29] INFO: task kworker/0:338:5057 blocked for more than 431 seconds. [ 1269.067610][ T29] Not tainted syzkaller #0 [ 1269.067665][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.067692][ T29] task:kworker/0:338 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.067794][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.067890][ T29] Call trace: [ 1269.067922][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.075645][ T29] r10:eab69da4 r9:eab69dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86aa0000 [ 1269.075704][ T29] r4:86aa0000 [ 1269.075723][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.075816][ T29] r5:86aa0000 r4:82cd9e08 [ 1269.075892][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.075956][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.076033][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e28 [ 1269.076061][ T29] r4:8683e0c0 [ 1269.076079][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.076134][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.076200][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.076285][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 ** 7 printk messages dropped ** [ 1269.076691][ T29] r5:86a28798 r4:86a28798 ** 9 printk messages dropped ** [ 1269.077112][ T29] Exception stack(0xeab69fb0 to 0xeab69ff8) ** 11 printk messages dropped ** [ 1269.079942][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1269.080169][ T29] r5:80000013 r4:80239788 ** 6 printk messages dropped ** [ 1269.080504][ T29] r4:867d62c0 ** 6 printk messages dropped ** [ 1269.080899][ T29] r5:868d1798 r4:868d1798 ** 9 printk messages dropped ** [ 1269.081367][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) ** 7 printk messages dropped ** [ 1269.081687][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1269.082249][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde28 [ 1269.082288][ T29] r4:8683e380 [ 1269.082326][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.082404][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.082461][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.082529][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.082586][ T29] r4:8683e380 [ 1269.082609][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.082679][ T29] r9:86a9d5c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f04f000 [ 1269.082699][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.082773][ T29] r5:00001000 r4:eac19000 [ 1269.082796][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.082852][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.082909][ T29] r5:86a28b98 r4:86a28b98 [ 1269.082926][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.082992][ T29] r7:dddd1000 r6:8302b000 r5:86a28b98 r4:86775400 [ 1269.083011][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.083086][ T29] r10:00000000 r9:86775430 r8:86a9d5c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.083109][ T29] r4:86775400 [ 1269.083124][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.083191][ T29] r10:00000000 r9:eab69e88 r8:86775380 r7:86775400 r6:80277df8 r5:86a9d5c0 [ 1269.083214][ T29] r4:8683e600 [ 1269.083228][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.083274][ T29] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1269.083303][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.083336][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.083367][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.083401][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8683e600 [ 1269.083994][ T29] INFO: task kworker/0:339:5059 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.084035][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.084111][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.084159][ T29] Call trace: [ 1269.084183][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.084258][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.084282][ T29] r4:00000000 [ 1269.084297][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.084367][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.084406][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.084440][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.084468][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.084492][ T29] r5:80000013 r4:80239788 [ 1269.084509][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.084570][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.084650][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.084673][ T29] r4:eac49de0 [ 1269.084687][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.084747][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.084765][ T29] r4:867d62c0 [ 1269.084789][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.084847][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.084863][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.084927][ T29] r5:00001000 r4:eb983000 [ 1269.084944][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.084991][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.085044][ T29] r5:868d1798 r4:868d1798 [ 1269.085071][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.085143][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.085161][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.085229][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.085265][ T29] r4:86868980 [ 1269.085300][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.085373][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.085395][ T29] r4:867d6680 [ 1269.085411][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.085458][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.098831][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.099249][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.099305][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.099348][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.099373][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.099563][ T29] INFO: task kworker/0:340:5062 blocked for more than 431 seconds. [ 1269.099616][ T29] Not tainted syzkaller #0 [ 1269.099640][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.099659][ T29] task:kworker/0:340 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.099732][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.099802][ T29] Call trace: [ 1269.099829][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.099905][ T29] r10:eacf9da4 r9:eacf9dac r8:00000002 r7:60000013 r6:82cd9e0c r5:8607b100 [ 1269.099926][ T29] r4:8607b100 [ 1269.099942][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.099999][ T29] r5:8607b100 r4:82cd9e08 [ 1269.100015][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.100076][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.100145][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e28 [ 1269.100167][ T29] r4:8694df00 [ 1269.100183][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.100233][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.100291][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.100361][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.100383][ T29] r4:8694df00 [ 1269.100399][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.100466][ T29] r9:8607b100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f053000 [ 1269.100484][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.100540][ T29] r5:00001000 r4:eacb3000 [ 1269.100556][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.100611][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.100670][ T29] r5:86a28398 r4:86a28398 [ 1269.100687][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.100780][ T29] r7:dddd1000 r6:8302b000 r5:86a28398 r4:8687a700 [ 1269.100803][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.100875][ T29] r10:dddd1000 r9:8687a730 r8:8607b100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.100896][ T29] r4:8687a700 [ 1269.100921][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.100991][ T29] r10:00000000 r9:eab69e88 r8:86714500 r7:8687a700 r6:80277df8 r5:8607b100 [ 1269.101031][ T29] r4:8683e680 [ 1269.101060][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.101114][ T29] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1269.101148][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.101184][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.101215][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.101253][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8683e680 [ 1269.101909][ T29] INFO: task kworker/0:340:5062 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.101964][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.102066][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.102120][ T29] Call trace: [ 1269.102144][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.102208][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.102232][ T29] r4:00000000 [ 1269.102248][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.102305][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.102340][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.102377][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.102406][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.102432][ T29] r5:80000013 r4:80239788 [ 1269.102450][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.102523][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.102594][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.102618][ T29] r4:eac49de0 [ 1269.102634][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.102703][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.102725][ T29] r4:867d62c0 [ 1269.102763][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.102837][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.102857][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.102913][ T29] r5:00001000 r4:eb983000 [ 1269.102930][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.102980][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.103037][ T29] r5:868d1798 r4:868d1798 [ 1269.103061][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.103132][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.103149][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.103214][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.103237][ T29] r4:86868980 [ 1269.103253][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.103319][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.103340][ T29] r4:867d6680 [ 1269.103354][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.103401][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.103453][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.103493][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.103525][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.103562][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.103599][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.103626][ T29] INFO: task kworker/0:341:5064 blocked for more than 431 seconds. [ 1269.103659][ T29] Not tainted syzkaller #0 [ 1269.103681][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.103731][ T29] task:kworker/0:341 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.103808][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.103883][ T29] Call trace: [ 1269.103913][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.103984][ T29] r10:eacfdda4 r9:eacfddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a824c0 [ 1269.104007][ T29] r4:86a824c0 [ 1269.104023][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.104088][ T29] r5:86a824c0 r4:82cd9e08 [ 1269.104105][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.104158][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.104256][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde28 [ 1269.104283][ T29] r4:868f6580 [ 1269.104299][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.104371][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.104431][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.104496][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.104533][ T29] r4:868f6580 [ 1269.104553][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.104617][ T29] r9:86a824c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f057000 [ 1269.104635][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.104751][ T29] r5:00001000 r4:eb97f000 [ 1269.104774][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.104826][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.104898][ T29] r5:86a28f98 r4:86a28f98 [ 1269.104918][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.104982][ T29] r7:dddd1000 r6:8302b000 r5:86a28f98 r4:86775200 [ 1269.105000][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.105071][ T29] r10:dddd1000 r9:86775230 r8:86a824c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.105109][ T29] r4:86775200 [ 1269.105128][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.105196][ T29] r10:00000000 r9:eacf9e88 r8:86775180 r7:86775200 r6:80277df8 r5:86a824c0 [ 1269.105217][ T29] r4:867abbc0 [ 1269.105233][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.105282][ T29] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1269.105333][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.105388][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.105426][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.105463][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867abbc0 [ 1269.105861][ T29] INFO: task kworker/0:341:5064 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.105900][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.105964][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.106035][ T29] Call trace: [ 1269.106074][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.106148][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.106170][ T29] r4:00000000 [ 1269.106186][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.106258][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.106297][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.106350][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.106382][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.106407][ T29] r5:80000013 r4:80239788 [ 1269.106442][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.106529][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.106608][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.106630][ T29] r4:eac49de0 [ 1269.106645][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.106730][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.106757][ T29] r4:867d62c0 [ 1269.106787][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.106855][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.106874][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.106930][ T29] r5:00001000 r4:eb983000 [ 1269.106948][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.107007][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.107088][ T29] r5:868d1798 r4:868d1798 [ 1269.107107][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.107175][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.107192][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.107259][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.107279][ T29] r4:86868980 [ 1269.107294][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.107358][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.107379][ T29] r4:867d6680 [ 1269.107411][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.107463][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.107495][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.107547][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.107616][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.107669][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.107691][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.107719][ T29] INFO: task kworker/0:342:5065 blocked for more than 431 seconds. [ 1269.107751][ T29] Not tainted syzkaller #0 [ 1269.107771][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.107789][ T29] task:kworker/0:342 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.107843][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.107885][ T29] Call trace: [ 1269.107911][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.123714][ T29] r10:ead05da4 r9:ead05dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a9c980 [ 1269.123786][ T29] r4:86a9c980 [ 1269.123807][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.123904][ T29] r5:86a9c980 r4:82cd9e08 [ 1269.123926][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.123983][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.124065][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e28 [ 1269.124087][ T29] r4:8694db80 [ 1269.124124][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.124179][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.124245][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.124312][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.124336][ T29] r4:8694db80 [ 1269.124352][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.124420][ T29] r9:86a9c980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f055000 [ 1269.124441][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.124504][ T29] r5:00001000 r4:eafeb000 [ 1269.124522][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.124575][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.124652][ T29] r5:86864b98 r4:86864b98 [ 1269.124674][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.124775][ T29] r7:dddd1000 r6:8302b000 r5:86864b98 r4:86775080 [ 1269.124797][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.124873][ T29] r10:dddd1000 r9:867750b0 r8:86a9c980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.124912][ T29] r4:86775080 [ 1269.124931][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.124997][ T29] r10:00000000 r9:eacfde88 r8:86775000 r7:86775080 r6:80277df8 r5:86a9c980 [ 1269.125035][ T29] r4:867abe80 [ 1269.125065][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.125146][ T29] Exception stack(0xead05fb0 to 0xead05ff8) [ 1269.125192][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.125231][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.125266][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.125338][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867abe80 [ 1269.126059][ T29] INFO: task kworker/0:342:5065 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.126118][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.126251][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.126307][ T29] Call trace: [ 1269.126335][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.126425][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.126454][ T29] r4:00000000 [ 1269.126483][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.126540][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.126577][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.126613][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.126643][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.126669][ T29] r5:80000013 r4:80239788 [ 1269.126687][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.126747][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.126810][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.126843][ T29] r4:eac49de0 [ 1269.126880][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.126951][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.126972][ T29] r4:867d62c0 [ 1269.126987][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.127048][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.127078][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.127136][ T29] r5:00001000 r4:eb983000 [ 1269.127153][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.127201][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.127255][ T29] r5:868d1798 r4:868d1798 [ 1269.127287][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.127357][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.127394][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.127481][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.127507][ T29] r4:86868980 [ 1269.127523][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.127597][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.127620][ T29] r4:867d6680 [ 1269.127634][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.127679][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.127733][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.127773][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.127804][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.127842][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.127863][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.127895][ T29] INFO: task kworker/0:343:5068 blocked for more than 431 seconds. [ 1269.136733][ T29] Not tainted syzkaller #0 [ 1269.136832][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.136864][ T29] task:kworker/0:343 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.136954][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.137063][ T29] Call trace: [ 1269.137096][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.137179][ T29] r10:eb989da4 r9:eb989dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86076200 [ 1269.137204][ T29] r4:86076200 [ 1269.137220][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.137279][ T29] r5:86076200 r4:82cd9e08 [ 1269.137296][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.137348][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.137418][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e28 [ 1269.137440][ T29] r4:86919080 [ 1269.137456][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.137506][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.137585][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.137658][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.137679][ T29] r4:86919080 [ 1269.137695][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.137763][ T29] r9:86076200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.137781][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.137838][ T29] r5:00001000 r4:eba13000 [ 1269.137856][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.137906][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.138002][ T29] r5:86864398 r4:86864398 [ 1269.138479][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.138599][ T29] r7:dddd1000 r6:8302b000 r5:86864398 r4:8687a480 [ 1269.138621][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.138690][ T29] r10:dddd1000 r9:8687a4b0 r8:86076200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.138711][ T29] r4:8687a480 [ 1269.138744][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.138819][ T29] r10:00000000 r9:eacfde88 r8:867aae80 r7:8687a480 r6:80277df8 r5:86076200 [ 1269.138840][ T29] r4:8683e5c0 [ 1269.138856][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.138905][ T29] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1269.138940][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.138975][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.139006][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.139042][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8683e5c0 [ 1269.139725][ T29] INFO: task kworker/0:343:5068 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.139768][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.139846][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.139899][ T29] Call trace: [ 1269.139927][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.140021][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.140048][ T29] r4:00000000 [ 1269.140072][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.140125][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.140162][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.140199][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.140228][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.140254][ T29] r5:80000013 r4:80239788 [ 1269.140270][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.140337][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.140418][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.140460][ T29] r4:eac49de0 [ 1269.140480][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.140549][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.140571][ T29] r4:867d62c0 [ 1269.140604][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.140674][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.140693][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.140766][ T29] r5:00001000 r4:eb983000 [ 1269.140787][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.140854][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.140914][ T29] r5:868d1798 r4:868d1798 [ 1269.140932][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.140997][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.141035][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.141113][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.141134][ T29] r4:86868980 [ 1269.141151][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.141232][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.141257][ T29] r4:867d6680 [ 1269.141272][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.141319][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.141351][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.141386][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.141420][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.141457][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.141475][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.141505][ T29] INFO: task kworker/0:344:5069 blocked for more than 431 seconds. [ 1269.141546][ T29] Not tainted syzkaller #0 [ 1269.141568][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.141585][ T29] task:kworker/0:344 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.141639][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.141705][ T29] Call trace: [ 1269.141732][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.141820][ T29] r10:eb991da4 r9:eb991dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a9bd40 [ 1269.141851][ T29] r4:86a9bd40 [ 1269.141880][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.141934][ T29] r5:86a9bd40 r4:82cd9e08 [ 1269.141951][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.142002][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.142129][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e28 [ 1269.142156][ T29] r4:868f6500 [ 1269.142173][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.142225][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.142277][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.142347][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.142373][ T29] r4:868f6500 [ 1269.142391][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.142452][ T29] r9:86a9bd40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f059000 [ 1269.142469][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.142520][ T29] r5:00001000 r4:eb9ed000 [ 1269.142539][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.142592][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.142650][ T29] r5:86947f98 r4:86947f98 [ 1269.142669][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.142733][ T29] r7:dddd1000 r6:8302b000 r5:86947f98 r4:867aaf00 [ 1269.142749][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.142814][ T29] r10:00000000 r9:867aaf30 r8:86a9bd40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.142838][ T29] r4:867aaf00 [ 1269.142875][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.142970][ T29] r10:00000000 r9:eb989e88 r8:867aad80 r7:867aaf00 r6:80277df8 r5:86a9bd40 [ 1269.142997][ T29] r4:8694dc00 [ 1269.143012][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.143070][ T29] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1269.143106][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.143141][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.143174][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.143227][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8694dc00 [ 1269.143602][ T29] INFO: task kworker/0:344:5069 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.143642][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.143729][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.143787][ T29] Call trace: [ 1269.143812][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.143918][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.143946][ T29] r4:00000000 [ 1269.143962][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.144017][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.144076][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.144132][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.144164][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.144190][ T29] r5:80000013 r4:80239788 [ 1269.144206][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.144275][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.144348][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.144369][ T29] r4:eac49de0 [ 1269.144386][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.144453][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.144495][ T29] r4:867d62c0 [ 1269.144515][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.144584][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.144604][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.144662][ T29] r5:00001000 r4:eb983000 [ 1269.144679][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.144731][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.144787][ T29] r5:868d1798 r4:868d1798 [ 1269.144818][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.144887][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.144953][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.145058][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.145097][ T29] r4:86868980 [ 1269.145157][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.145228][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.145264][ T29] r4:867d6680 [ 1269.145282][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.145329][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.145361][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.145396][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.145429][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.145464][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.145499][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.145526][ T29] INFO: task kworker/0:345:5072 blocked for more than 431 seconds. [ 1269.145557][ T29] Not tainted syzkaller #0 [ 1269.145579][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.145610][ T29] task:kworker/0:345 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.145724][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.145770][ T29] Call trace: [ 1269.145797][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.145868][ T29] r10:eba1dda4 r9:eba1ddac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a9b100 [ 1269.145889][ T29] r4:86a9b100 [ 1269.145904][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.145960][ T29] r5:86a9b100 r4:82cd9e08 [ 1269.145992][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.146073][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.146145][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de28 [ 1269.146166][ T29] r4:86aa9fc0 [ 1269.146194][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.146247][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.146302][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.146370][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.146391][ T29] r4:86aa9fc0 [ 1269.146407][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.146469][ T29] r9:86a9b100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a3000 [ 1269.146488][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.146561][ T29] r5:00001000 r4:ebdb3000 [ 1269.146583][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.146638][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.146699][ T29] r5:867cef98 r4:867cef98 [ 1269.146716][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.146779][ T29] r7:dddd1000 r6:8302b000 r5:867cef98 r4:867aac80 [ 1269.146796][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.146863][ T29] r10:dddd1000 r9:867aacb0 r8:86a9b100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.146884][ T29] r4:867aac80 [ 1269.146899][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.146965][ T29] r10:00000000 r9:eb989e88 r8:867aac00 r7:867aac80 r6:80277df8 r5:86a9b100 [ 1269.146988][ T29] r4:86aaaa00 [ 1269.147002][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.147048][ T29] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1269.147106][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.147146][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.147178][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.147216][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aaaa00 [ 1269.147559][ T29] INFO: task kworker/0:345:5072 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.147598][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.147666][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.147717][ T29] Call trace: [ 1269.147788][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.147866][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.147889][ T29] r4:00000000 [ 1269.147903][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.179526][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.179681][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.179814][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.179879][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.179936][ T29] r5:80000013 r4:80239788 [ 1269.179958][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.180101][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.180205][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.180228][ T29] r4:eac49de0 [ 1269.180243][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.180332][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.180382][ T29] r4:867d62c0 [ 1269.180597][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.180731][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.180778][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.180868][ T29] r5:00001000 r4:eb983000 [ 1269.180886][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.180956][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.181040][ T29] r5:868d1798 r4:868d1798 [ 1269.181060][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.181127][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.181156][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.181249][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.181290][ T29] r4:86868980 [ 1269.181324][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.181391][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.181492][ T29] r4:867d6680 [ 1269.181517][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.181586][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.181614][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.181644][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.181672][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.181704][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.181729][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.181760][ T29] INFO: task kworker/0:346:5074 blocked for more than 431 seconds. [ 1269.181800][ T29] Not tainted syzkaller #0 [ 1269.181820][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.181852][ T29] task:kworker/0:346 state:D stack:0 pid:5074 tgid:5074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.181923][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.182007][ T29] Call trace: [ 1269.182079][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.182158][ T29] r10:ead6dda4 r9:ead6ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a9a4c0 [ 1269.182176][ T29] r4:86a9a4c0 [ 1269.182190][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.182239][ T29] r5:86a9a4c0 r4:82cd9e08 [ 1269.182281][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.182347][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.182411][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de28 [ 1269.182493][ T29] r4:8694d900 [ 1269.182511][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.182558][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.182605][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.182663][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.182698][ T29] r4:8694d900 [ 1269.182715][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.182771][ T29] r9:86a9a4c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05d000 [ 1269.182786][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.182848][ T29] r5:00001000 r4:eba87000 [ 1269.182863][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.182908][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.182957][ T29] r5:86947798 r4:86947798 [ 1269.182969][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.183025][ T29] r7:dddd1000 r6:8302b000 r5:86947798 r4:867aab00 [ 1269.183039][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.183094][ T29] r10:dddd1000 r9:867aab30 r8:86a9a4c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.183113][ T29] r4:867aab00 [ 1269.183125][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.183227][ T29] r10:00000000 r9:eba1de88 r8:867aaa80 r7:867aab00 r6:80277df8 r5:86a9a4c0 [ 1269.183249][ T29] r4:86860640 [ 1269.183263][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.183309][ T29] Exception stack(0xead6dfb0 to 0xead6dff8) [ 1269.183339][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.183367][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.183387][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.183405][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86860640 [ 1269.183947][ T29] INFO: task kworker/0:346:5074 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.183974][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.184017][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.184043][ T29] Call trace: [ 1269.184056][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.184090][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.184101][ T29] r4:00000000 [ 1269.184107][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.184131][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.184174][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.184193][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.184226][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.184240][ T29] r5:80000013 r4:80239788 [ 1269.184247][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.188274][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.188375][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.188387][ T29] r4:eac49de0 [ 1269.188394][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.188425][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.188434][ T29] r4:867d62c0 [ 1269.188441][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.188472][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.188481][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.188510][ T29] r5:00001000 r4:eb983000 [ 1269.188517][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.188540][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.188566][ T29] r5:868d1798 r4:868d1798 [ 1269.188573][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.188604][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.188618][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.188685][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.188703][ T29] r4:86868980 [ 1269.188718][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.188750][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.188760][ T29] r4:867d6680 [ 1269.188766][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.188789][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.188806][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.188822][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.188836][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.188853][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.188864][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.188882][ T29] INFO: task kworker/0:347:5076 blocked for more than 431 seconds. [ 1269.188905][ T29] Not tainted syzkaller #0 [ 1269.188916][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.188924][ T29] task:kworker/0:347 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.188964][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.188987][ T29] Call trace: [ 1269.189000][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.189035][ T29] r10:eba9dda4 r9:eba9ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:860755c0 [ 1269.189043][ T29] r4:860755c0 [ 1269.189050][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.189076][ T29] r5:860755c0 r4:82cd9e08 [ 1269.189082][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.189107][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.189138][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de28 [ 1269.189155][ T29] r4:867d6ec0 [ 1269.189162][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.189187][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.189212][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.189242][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.189251][ T29] r4:867d6ec0 [ 1269.189258][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.189287][ T29] r9:860755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05f000 [ 1269.189317][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.189347][ T29] r5:00001000 r4:eba8f000 [ 1269.189355][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.189378][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.189403][ T29] r5:868afb98 r4:868afb98 [ 1269.189410][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.189439][ T29] r7:dddd1000 r6:8302b000 r5:868afb98 r4:8687a380 [ 1269.189446][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.189476][ T29] r10:00000000 r9:8687a3b0 r8:860755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.189485][ T29] r4:8687a380 [ 1269.189491][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.189552][ T29] r10:00000000 r9:ead6de88 r8:867aa980 r7:8687a380 r6:80277df8 r5:860755c0 [ 1269.189564][ T29] r4:86aaa100 [ 1269.189570][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.189592][ T29] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1269.189606][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.189623][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.189639][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.189660][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aaa100 [ 1269.190099][ T29] INFO: task kworker/0:347:5076 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.190123][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.190164][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.190188][ T29] Call trace: [ 1269.190223][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.190260][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.190270][ T29] r4:00000000 [ 1269.190277][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.190301][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.190318][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.190335][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.190348][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.190364][ T29] r5:80000013 r4:80239788 [ 1269.190371][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.190402][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.190435][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.190444][ T29] r4:eac49de0 [ 1269.190451][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.190483][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.190504][ T29] r4:867d62c0 [ 1269.190519][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.190592][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.190604][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.190632][ T29] r5:00001000 r4:eb983000 [ 1269.190640][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.190697][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.190726][ T29] r5:868d1798 r4:868d1798 [ 1269.190764][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.190798][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.190826][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.190860][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.190869][ T29] r4:86868980 [ 1269.190876][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.190906][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.190916][ T29] r4:867d6680 [ 1269.190922][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.190943][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.190958][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.190979][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.190994][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.191010][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.191018][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.191031][ T29] INFO: task kworker/0:348:5077 blocked for more than 431 seconds. [ 1269.191046][ T29] Not tainted syzkaller #0 [ 1269.191055][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.191062][ T29] task:kworker/0:348 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.191089][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.191108][ T29] Call trace: [ 1269.191120][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.191159][ T29] r10:ebae9da4 r9:ebae9dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a99880 [ 1269.191168][ T29] r4:86a99880 [ 1269.191176][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.191202][ T29] r5:86a99880 r4:82cd9e08 [ 1269.191231][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.191260][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.191293][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e28 [ 1269.191302][ T29] r4:868f6180 [ 1269.191309][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.191332][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.191356][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.191386][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.191395][ T29] r4:868f6180 [ 1269.191402][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.191447][ T29] r9:86a99880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f00b000 [ 1269.191456][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.191482][ T29] r5:00001000 r4:ebdcf000 [ 1269.191489][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.191512][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.191542][ T29] r5:86947398 r4:86947398 [ 1269.191549][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.191578][ T29] r7:dddd1000 r6:8302b000 r5:86947398 r4:867aa880 [ 1269.191586][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.191617][ T29] r10:dddd1000 r9:867aa8b0 r8:86a99880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.191625][ T29] r4:867aa880 [ 1269.191632][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.191665][ T29] r10:00000000 r9:eba1de88 r8:867aa800 r7:867aa880 r6:80277df8 r5:86a99880 [ 1269.191674][ T29] r4:8683ed80 [ 1269.191681][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.191702][ T29] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1269.191716][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.191731][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.191746][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.191764][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8683ed80 [ 1269.191922][ T29] INFO: task kworker/0:348:5077 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.191940][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.191971][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.192006][ T29] Call trace: [ 1269.192018][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.192052][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.192062][ T29] r4:00000000 [ 1269.192069][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.192092][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.192141][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.192163][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.192241][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.192258][ T29] r5:80000013 r4:80239788 [ 1269.192266][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.192298][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.192332][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.192341][ T29] r4:eac49de0 [ 1269.192347][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.192421][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.192446][ T29] r4:867d62c0 [ 1269.192501][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.192547][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.192556][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.192582][ T29] r5:00001000 r4:eb983000 [ 1269.192589][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.192612][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.192637][ T29] r5:868d1798 r4:868d1798 [ 1269.192660][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.192694][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.192701][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.192731][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.192741][ T29] r4:86868980 [ 1269.192748][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.192777][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.192786][ T29] r4:867d6680 [ 1269.192824][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.192847][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.192917][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.192953][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.192969][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.192985][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.192994][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.193007][ T29] INFO: task kworker/0:349:5082 blocked for more than 431 seconds. [ 1269.193022][ T29] Not tainted syzkaller #0 [ 1269.193031][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.193039][ T29] task:kworker/0:349 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.193082][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.193123][ T29] Call trace: [ 1269.193170][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.193227][ T29] r10:ebd95da4 r9:ebd95dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a98000 [ 1269.193239][ T29] r4:86a98000 [ 1269.193247][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.193294][ T29] r5:86a98000 r4:82cd9e08 [ 1269.193302][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.193332][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.193397][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd95e28 [ 1269.193430][ T29] r4:868f61c0 [ 1269.193448][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.193503][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.193539][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.193569][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.193578][ T29] r4:868f61c0 [ 1269.193585][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.193615][ T29] r9:86a98000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f067000 [ 1269.193622][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.193651][ T29] r5:00001000 r4:dfacf000 [ 1269.193659][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.193682][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.193721][ T29] r5:86946b98 r4:86946b98 [ 1269.193733][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.193788][ T29] r7:dddd1000 r6:8302b000 r5:86946b98 r4:867aa680 [ 1269.193795][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.193825][ T29] r10:dddd1000 r9:867aa6b0 r8:86a98000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.193838][ T29] r4:867aa680 [ 1269.193845][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.193874][ T29] r10:00000000 r9:ebae9e88 r8:867aa700 r7:867aa680 r6:80277df8 r5:86a98000 [ 1269.193883][ T29] r4:86aa9f40 [ 1269.193891][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.193933][ T29] Exception stack(0xebd95fb0 to 0xebd95ff8) [ 1269.193984][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.194003][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.194059][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.194083][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aa9f40 [ 1269.194249][ T29] INFO: task kworker/0:349:5082 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.194268][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.194300][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.194324][ T29] Call trace: [ 1269.194396][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.194469][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.194492][ T29] r4:00000000 [ 1269.194507][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.194558][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.194590][ T29] 9d40: b0b67000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.194626][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.194652][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.194677][ T29] r5:80000013 r4:80239788 [ 1269.194710][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.194796][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.194865][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.194883][ T29] r4:eac49de0 [ 1269.194895][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.194956][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.194973][ T29] r4:867d62c0 [ 1269.195042][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.195123][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.195140][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.218455][ T29] r5:00001000 r4:eb983000 [ 1269.218523][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.218586][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.218618][ T29] r5:868d1798 r4:868d1798 [ 1269.218626][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.218677][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.218699][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.218762][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.218773][ T29] r4:86868980 [ 1269.218781][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.218817][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.218827][ T29] r4:867d6680 [ 1269.218834][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.218860][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.218879][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.218935][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.218963][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.218985][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.219019][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.229082][ T29] INFO: task kworker/0:350:5083 blocked for more than 431 seconds. [ 1269.229166][ T29] Not tainted syzkaller #0 [ 1269.229180][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.229205][ T29] task:kworker/0:350 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.229280][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.229344][ T29] Call trace: [ 1269.229361][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.229403][ T29] r10:dfa35da4 r9:dfa35dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a96e40 [ 1269.229428][ T29] r4:86a96e40 [ 1269.229437][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.229464][ T29] r5:86a96e40 r4:82cd9e08 [ 1269.229472][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.229496][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.229529][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e28 [ 1269.229539][ T29] r4:868f5f80 [ 1269.229566][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.229592][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.229621][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.229656][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.229665][ T29] r4:868f5f80 [ 1269.229673][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.229801][ T29] r9:86a96e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f061000 [ 1269.229811][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.229858][ T29] r5:00001000 r4:df9ff000 [ 1269.229867][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.229913][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.229941][ T29] r5:86946f98 r4:86946f98 [ 1269.229949][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.230043][ T29] r7:dddd1000 r6:8302b000 r5:86946f98 r4:867aa500 [ 1269.230070][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.230108][ T29] r10:dddd1000 r9:867aa530 r8:86a96e40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.230117][ T29] r4:867aa500 [ 1269.230123][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.230161][ T29] r10:00000000 r9:ebd95e88 r8:867aa480 r7:867aa500 r6:80277df8 r5:86a96e40 [ 1269.230172][ T29] r4:86aa9f40 [ 1269.230178][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.230201][ T29] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1269.230217][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.230257][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.230339][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.230364][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aa9f40 [ 1269.230765][ T29] INFO: task kworker/0:350:5083 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.230787][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.230898][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.230946][ T29] Call trace: [ 1269.230959][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.231016][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.231027][ T29] r4:00000000 [ 1269.231035][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.231060][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.231077][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.231113][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.231127][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.231139][ T29] r5:80000013 r4:80239788 [ 1269.231152][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.231185][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.231222][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.231241][ T29] r4:eac49de0 [ 1269.231257][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.231317][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.231328][ T29] r4:867d62c0 [ 1269.231336][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.231367][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.231376][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.231404][ T29] r5:00001000 r4:eb983000 [ 1269.231429][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.231456][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.231488][ T29] r5:868d1798 r4:868d1798 [ 1269.231495][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.231528][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.231535][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.231568][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.231578][ T29] r4:86868980 [ 1269.231585][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.231639][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.231658][ T29] r4:867d6680 [ 1269.231665][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.231687][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.231702][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.231719][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.231735][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.231764][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.231775][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.231790][ T29] INFO: task kworker/0:351:5084 blocked for more than 431 seconds. [ 1269.231870][ T29] Not tainted syzkaller #0 [ 1269.231882][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.231889][ T29] task:kworker/0:351 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.231940][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.231960][ T29] Call trace: [ 1269.231995][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.232030][ T29] r10:dfa39da4 r9:dfa39dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a96200 [ 1269.232040][ T29] r4:86a96200 [ 1269.232113][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.232187][ T29] r5:86a96200 r4:82cd9e08 [ 1269.232196][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.232235][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.232272][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e28 [ 1269.232282][ T29] r4:86aa9b40 [ 1269.232310][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.232337][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.232366][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.232397][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.232425][ T29] r4:86aa9b40 [ 1269.232444][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.232505][ T29] r9:86a96200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f065000 [ 1269.232525][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.232553][ T29] r5:00001000 r4:dfaab000 [ 1269.232560][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.232583][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.232609][ T29] r5:867cf798 r4:867cf798 [ 1269.232656][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.232716][ T29] r7:dddd1000 r6:8302b000 r5:867cf798 r4:867aa380 [ 1269.232732][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.232789][ T29] r10:00000000 r9:867aa3b0 r8:86a96200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.232807][ T29] r4:867aa380 [ 1269.232824][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.232883][ T29] r10:00000000 r9:ebd95e88 r8:867aa300 r7:867aa380 r6:80277df8 r5:86a96200 [ 1269.232923][ T29] r4:86aa9f40 [ 1269.232941][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.232988][ T29] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1269.233018][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.233052][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.233081][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.233116][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aa9f40 [ 1269.233512][ T29] INFO: task kworker/0:351:5084 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.233551][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.233663][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.233723][ T29] Call trace: [ 1269.233776][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.233929][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.233988][ T29] r4:00000000 [ 1269.234007][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.234111][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.234171][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.234208][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.234258][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.234301][ T29] r5:80000013 r4:80239788 [ 1269.234321][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.234386][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.234472][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.234496][ T29] r4:eac49de0 [ 1269.234512][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.234576][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.234597][ T29] r4:867d62c0 [ 1269.234629][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.234702][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.234752][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.234810][ T29] r5:00001000 r4:eb983000 [ 1269.234828][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.234876][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.234931][ T29] r5:868d1798 r4:868d1798 [ 1269.234961][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.235028][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.235044][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.235109][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.235130][ T29] r4:86868980 [ 1269.235235][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.235324][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.235349][ T29] r4:867d6680 [ 1269.235363][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.235409][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.235439][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.235474][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.235504][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.235539][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.235557][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.235584][ T29] INFO: task kworker/0:352:5087 blocked for more than 431 seconds. [ 1269.235618][ T29] Not tainted syzkaller #0 [ 1269.235639][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.235655][ T29] task:kworker/0:352 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.235711][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.235756][ T29] Call trace: [ 1269.235781][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.235848][ T29] r10:eba71da4 r9:eba71dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a955c0 [ 1269.235884][ T29] r4:86a955c0 [ 1269.235903][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.235974][ T29] r5:86a955c0 r4:82cd9e08 [ 1269.235991][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.236044][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.236110][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e28 [ 1269.236132][ T29] r4:86aa9980 [ 1269.236160][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.236211][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.236261][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.236341][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.236366][ T29] r4:86aa9980 [ 1269.236381][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.236442][ T29] r9:86a955c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f06d000 [ 1269.236474][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.236531][ T29] r5:00001000 r4:dfc8b000 [ 1269.236563][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.236614][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.236669][ T29] r5:86945b98 r4:86945b98 [ 1269.236684][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.236743][ T29] r7:dddd1000 r6:8302b000 r5:86945b98 r4:867aa200 [ 1269.236759][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.236819][ T29] r10:dddd1000 r9:867aa230 r8:86a955c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.236840][ T29] r4:867aa200 [ 1269.236855][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.236914][ T29] r10:00000000 r9:ebd95e88 r8:867aa180 r7:867aa200 r6:80277df8 r5:86a955c0 [ 1269.236934][ T29] r4:86aaa000 [ 1269.236947][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.237007][ T29] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1269.237040][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.237072][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.237103][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.237141][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aaa000 [ 1269.237568][ T29] INFO: task kworker/0:352:5087 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.237606][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.237674][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.237722][ T29] Call trace: [ 1269.237744][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.237805][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.237827][ T29] r4:00000000 [ 1269.237840][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.237885][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.237915][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.237986][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.269213][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.269299][ T29] r5:80000013 r4:80239788 [ 1269.269320][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.269427][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.269506][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.269528][ T29] r4:eac49de0 [ 1269.269545][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.269643][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.269670][ T29] r4:867d62c0 [ 1269.269688][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.269759][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.269785][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.269866][ T29] r5:00001000 r4:eb983000 [ 1269.269887][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.269942][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.270000][ T29] r5:868d1798 r4:868d1798 [ 1269.270033][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.270113][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.270131][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.270218][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.270242][ T29] r4:86868980 [ 1269.270258][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.270327][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.270349][ T29] r4:867d6680 [ 1269.270370][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.270425][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.270474][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.270515][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.270548][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.270585][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.270628][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.270666][ T29] INFO: task kworker/0:353:5090 blocked for more than 431 seconds. [ 1269.270712][ T29] Not tainted syzkaller #0 [ 1269.270736][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.270755][ T29] task:kworker/0:353 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.270833][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.270905][ T29] Call trace: [ 1269.270953][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.271033][ T29] r10:dfbe1da4 r9:dfbe1dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86074980 [ 1269.271057][ T29] r4:86074980 [ 1269.271081][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.271148][ T29] r5:86074980 r4:82cd9e08 [ 1269.271196][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.271257][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.271346][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e28 [ 1269.271370][ T29] r4:868f5e80 [ 1269.271386][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.271441][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.271495][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.271560][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.271582][ T29] r4:868f5e80 [ 1269.271616][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.271686][ T29] r9:86074980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f069000 [ 1269.271705][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.271761][ T29] r5:00001000 r4:dfb95000 [ 1269.271777][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.271828][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.271884][ T29] r5:86945f98 r4:86945f98 [ 1269.271913][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.271979][ T29] r7:dddd1000 r6:8302b000 r5:86945f98 r4:8687a400 [ 1269.271999][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.272065][ T29] r10:00000000 r9:8687a430 r8:86074980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.272101][ T29] r4:8687a400 [ 1269.272118][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.272195][ T29] r10:00000000 r9:eba71e88 r8:867aa000 r7:8687a400 r6:80277df8 r5:86074980 [ 1269.272220][ T29] r4:8694de80 [ 1269.272238][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.272287][ T29] Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) [ 1269.272338][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.272378][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.272411][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.272447][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8694de80 [ 1269.273103][ T29] INFO: task kworker/0:353:5090 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.273152][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.273252][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.273328][ T29] Call trace: [ 1269.273371][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.273450][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.273474][ T29] r4:00000000 [ 1269.273491][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.273545][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.273581][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.273658][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.273724][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.273802][ T29] r5:80000013 r4:80239788 [ 1269.273833][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.273901][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.273977][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.273998][ T29] r4:eac49de0 [ 1269.274029][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.274124][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.274177][ T29] r4:867d62c0 [ 1269.274198][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.274265][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.274302][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.274366][ T29] r5:00001000 r4:eb983000 [ 1269.274384][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.274437][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.274494][ T29] r5:868d1798 r4:868d1798 [ 1269.274510][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.274577][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.274594][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.274661][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.274682][ T29] r4:86868980 [ 1269.274697][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.274763][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.274786][ T29] r4:867d6680 [ 1269.274802][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.274849][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.274921][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.274961][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.274995][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.275030][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.275049][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.275074][ T29] INFO: task kworker/0:354:5091 blocked for more than 431 seconds. [ 1269.275115][ T29] Not tainted syzkaller #0 [ 1269.275136][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.275155][ T29] task:kworker/0:354 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.275234][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.275280][ T29] Call trace: [ 1269.275321][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.275393][ T29] r10:eaec9da4 r9:eaec9dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a93d40 [ 1269.275415][ T29] r4:86a93d40 [ 1269.275459][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.275519][ T29] r5:86a93d40 r4:82cd9e08 [ 1269.275535][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.275588][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.275659][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e28 [ 1269.275680][ T29] r4:868f5840 [ 1269.275712][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.275769][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.275822][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.275886][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.275908][ T29] r4:868f5840 [ 1269.275942][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.276009][ T29] r9:86a93d40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f071000 [ 1269.276030][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.276093][ T29] r5:00001000 r4:e008b000 [ 1269.276110][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.276161][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.276219][ T29] r5:86945398 r4:86945398 [ 1269.276234][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.276297][ T29] r7:dddd1000 r6:8302b000 r5:86945398 r4:86773f00 [ 1269.276313][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.276378][ T29] r10:dddd1000 r9:86773f30 r8:86a93d40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.276399][ T29] r4:86773f00 [ 1269.276415][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.276479][ T29] r10:00000000 r9:eba71e88 r8:86773e80 r7:86773f00 r6:80277df8 r5:86a93d40 [ 1269.276500][ T29] r4:867698c0 [ 1269.276515][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.276561][ T29] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1269.276591][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.276630][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.276679][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.276720][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867698c0 [ 1269.277102][ T29] INFO: task kworker/0:354:5091 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.277139][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.277207][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.277278][ T29] Call trace: [ 1269.277307][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.277381][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.277404][ T29] r4:00000000 [ 1269.277418][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.277487][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.277525][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.277562][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.277591][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.277637][ T29] r5:80000013 r4:80239788 [ 1269.277670][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.277757][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.277834][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.277854][ T29] r4:eac49de0 [ 1269.277870][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.278053][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.319267][ T29] r4:867d62c0 [ 1269.319338][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.319449][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.319470][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.319572][ T29] r5:00001000 r4:eb983000 [ 1269.319595][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.319650][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.319711][ T29] r5:868d1798 r4:868d1798 [ 1269.319728][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.319812][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.319854][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.319931][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.319953][ T29] r4:86868980 [ 1269.319969][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.320037][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.320058][ T29] r4:867d6680 [ 1269.320118][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.320177][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.320216][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.320252][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.320285][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.320322][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.320367][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.320404][ T29] INFO: task kworker/0:355:5092 blocked for more than 431 seconds. [ 1269.320451][ T29] Not tainted syzkaller #0 [ 1269.320491][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.320513][ T29] task:kworker/0:355 state:D stack:0 pid:5092 tgid:5092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.320594][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.320664][ T29] Call trace: [ 1269.320693][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.320782][ T29] r10:dfbf1da4 r9:dfbf1dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a93100 [ 1269.320807][ T29] r4:86a93100 [ 1269.320840][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.320919][ T29] r5:86a93100 r4:82cd9e08 [ 1269.320952][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.321010][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.321081][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e28 [ 1269.321111][ T29] r4:86aa9880 [ 1269.321127][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.321179][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.321253][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.321324][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.321345][ T29] r4:86aa9880 [ 1269.321361][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.321424][ T29] r9:86a93100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f06b000 [ 1269.321442][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.321498][ T29] r5:00001000 r4:dfb9d000 [ 1269.321529][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.321591][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.321655][ T29] r5:867ce398 r4:867ce398 [ 1269.321673][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.321738][ T29] r7:dddd1000 r6:8302b000 r5:867ce398 r4:86773d80 [ 1269.321756][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.321825][ T29] r10:00000000 r9:86773db0 r8:86a93100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.321846][ T29] r4:86773d80 [ 1269.321861][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.321926][ T29] r10:00000000 r9:eaec9e88 r8:86773d00 r7:86773d80 r6:80277df8 r5:86a93100 [ 1269.321950][ T29] r4:867698c0 [ 1269.321973][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.322042][ T29] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1269.322075][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.322120][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.322153][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.322190][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867698c0 [ 1269.322850][ T29] INFO: task kworker/0:355:5092 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.322920][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.323002][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.323080][ T29] Call trace: [ 1269.323117][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.323195][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.323219][ T29] r4:00000000 [ 1269.323236][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.323293][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.323329][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.323367][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.323398][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.323424][ T29] r5:80000013 r4:80239788 [ 1269.323441][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.323527][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.323604][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.323651][ T29] r4:eac49de0 [ 1269.323672][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.323759][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.323803][ T29] r4:867d62c0 [ 1269.323844][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.323938][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.323964][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.324022][ T29] r5:00001000 r4:eb983000 [ 1269.324056][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.324141][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.324218][ T29] r5:868d1798 r4:868d1798 [ 1269.324238][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.324308][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.324326][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.324394][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.324417][ T29] r4:86868980 [ 1269.324452][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.324525][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.324548][ T29] r4:867d6680 [ 1269.324566][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.324618][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.324652][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.324689][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.324726][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.324765][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.324829][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.324860][ T29] INFO: task kworker/0:356:5095 blocked for more than 431 seconds. [ 1269.324894][ T29] Not tainted syzkaller #0 [ 1269.324915][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.324932][ T29] task:kworker/0:356 state:D stack:0 pid:5095 tgid:5095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.324987][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.325078][ T29] Call trace: [ 1269.325116][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.325185][ T29] r10:dffedda4 r9:dffeddac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a94980 [ 1269.325206][ T29] r4:86a94980 [ 1269.325241][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.325298][ T29] r5:86a94980 r4:82cd9e08 [ 1269.325313][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.325361][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.325434][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffede28 [ 1269.325457][ T29] r4:868f5ac0 [ 1269.325474][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.325525][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.325577][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.325637][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.325663][ T29] r4:868f5ac0 [ 1269.325697][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.325788][ T29] r9:86a94980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f06f000 [ 1269.325810][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.325871][ T29] r5:00001000 r4:dffa0000 [ 1269.325887][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.325941][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.325999][ T29] r5:86946398 r4:86946398 [ 1269.326033][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.326117][ T29] r7:dddd1000 r6:8302b000 r5:86946398 r4:86773b80 [ 1269.326140][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.326207][ T29] r10:dddd1000 r9:86773bb0 r8:86a94980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.326228][ T29] r4:86773b80 [ 1269.326241][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.326300][ T29] r10:00000000 r9:eaec9e88 r8:86773b00 r7:86773b80 r6:80277df8 r5:86a94980 [ 1269.326320][ T29] r4:86aa9780 [ 1269.326339][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.326387][ T29] Exception stack(0xdffedfb0 to 0xdffedff8) [ 1269.326417][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.326469][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.326504][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.326540][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aa9780 [ 1269.326920][ T29] INFO: task kworker/0:356:5095 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.326962][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.327053][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.327112][ T29] Call trace: [ 1269.327152][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.327241][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.327264][ T29] r4:00000000 [ 1269.327278][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.327323][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.327370][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.327403][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.327435][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.327479][ T29] r5:80000013 r4:80239788 [ 1269.327501][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.327570][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.327645][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.327668][ T29] r4:eac49de0 [ 1269.327684][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.327753][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.327776][ T29] r4:867d62c0 [ 1269.327792][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.327858][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.327886][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.354306][ T29] r5:00001000 r4:eb983000 [ 1269.354367][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.354459][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.354518][ T29] r5:868d1798 r4:868d1798 [ 1269.354535][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.354607][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.354626][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.354695][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.354734][ T29] r4:86868980 [ 1269.354754][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.354823][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.354845][ T29] r4:867d6680 [ 1269.354876][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.354930][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.354967][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.355003][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.355060][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.355107][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.355132][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.356044][ T29] INFO: task kworker/0:357:5096 blocked for more than 431 seconds. [ 1269.356105][ T29] Not tainted syzkaller #0 [ 1269.356131][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.356149][ T29] task:kworker/0:357 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.356226][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.356279][ T29] Call trace: [ 1269.356307][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.356383][ T29] r10:e0021da4 r9:e0021dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a924c0 [ 1269.365416][ T29] r4:86a924c0 [ 1269.365486][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.365585][ T29] r5:86a924c0 r4:82cd9e08 [ 1269.365605][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.365661][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.365736][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0021e28 [ 1269.365757][ T29] r4:86aa95c0 [ 1269.365773][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.365824][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.365892][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.365958][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.365978][ T29] r4:86aa95c0 [ 1269.365994][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.366082][ T29] r9:86a924c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f073000 [ 1269.366110][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.366172][ T29] r5:00001000 r4:e00b9000 [ 1269.366189][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.366239][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.366296][ T29] r5:864f9f98 r4:864f9f98 [ 1269.366312][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.366378][ T29] r7:dddd1000 r6:8302b000 r5:864f9f98 r4:86773c00 [ 1269.366395][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.366461][ T29] r10:dddd1000 r9:86773c30 r8:86a924c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.366481][ T29] r4:86773c00 [ 1269.366496][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.366563][ T29] r10:00000000 r9:dffede88 r8:867aa080 r7:86773c00 r6:80277df8 r5:86a924c0 [ 1269.366584][ T29] r4:86aa9780 [ 1269.366601][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.366650][ T29] Exception stack(0xe0021fb0 to 0xe0021ff8) [ 1269.366686][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.366722][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.366955][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.367040][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86aa9780 [ 1269.367764][ T29] INFO: task kworker/0:357:5096 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.367810][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.367977][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.375674][ T29] Call trace: [ 1269.375724][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.375835][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.375858][ T29] r4:00000000 [ 1269.375877][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.375955][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.376005][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.376044][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.376074][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.376109][ T29] r5:80000013 r4:80239788 [ 1269.376159][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.376235][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.376309][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.376331][ T29] r4:eac49de0 [ 1269.376366][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.376438][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.376461][ T29] r4:867d62c0 [ 1269.376480][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.376547][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.376567][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.376631][ T29] r5:00001000 r4:eb983000 [ 1269.376650][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.376702][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.376779][ T29] r5:868d1798 r4:868d1798 [ 1269.376802][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.376873][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.376911][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.376985][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.377008][ T29] r4:86868980 [ 1269.377026][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.377101][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.377124][ T29] r4:867d6680 [ 1269.377141][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.377190][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.377240][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.377280][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.377313][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.377352][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.377376][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.377410][ T29] INFO: task kworker/0:358:5099 blocked for more than 431 seconds. [ 1269.377456][ T29] Not tainted syzkaller #0 [ 1269.377499][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.377538][ T29] task:kworker/0:358 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.377624][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.377705][ T29] Call trace: [ 1269.377755][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.377825][ T29] r10:e012dda4 r9:e012ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a91880 [ 1269.377850][ T29] r4:86a91880 [ 1269.377866][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.393478][ T29] r5:86a91880 r4:82cd9e08 [ 1269.393539][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.393636][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.393712][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e012de28 [ 1269.393734][ T29] r4:868f5680 [ 1269.393797][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.393854][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.393914][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.393974][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.394025][ T29] r4:868f5680 [ 1269.394064][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.394148][ T29] r9:86a91880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f075000 [ 1269.394170][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.394232][ T29] r5:00001000 r4:e013f000 [ 1269.394250][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.394303][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.394378][ T29] r5:86911f98 r4:86911f98 [ 1269.394399][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.394474][ T29] r7:dddd1000 r6:8302b000 r5:86911f98 r4:86773980 [ 1269.394493][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.394557][ T29] r10:dddd1000 r9:867739b0 r8:86a91880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.394579][ T29] r4:86773980 [ 1269.394617][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.394693][ T29] r10:00000000 r9:e0021e88 r8:86773900 r7:86773980 r6:80277df8 r5:86a91880 [ 1269.394719][ T29] r4:868f5f00 [ 1269.394736][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.394834][ T29] Exception stack(0xe012dfb0 to 0xe012dff8) [ 1269.394878][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.394915][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.394954][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.394994][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:868f5f00 [ 1269.395645][ T29] INFO: task kworker/0:358:5099 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.395696][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.395856][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.395918][ T29] Call trace: [ 1269.395948][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.396024][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.396069][ T29] r4:00000000 [ 1269.396112][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.396174][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.396206][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.396262][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.396296][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.396327][ T29] r5:80000013 r4:80239788 [ 1269.396345][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.396432][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.396512][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.396536][ T29] r4:eac49de0 [ 1269.396569][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.396640][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.396661][ T29] r4:867d62c0 [ 1269.396693][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.396756][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.396775][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.396825][ T29] r5:00001000 r4:eb983000 [ 1269.396840][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.396884][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.396957][ T29] r5:868d1798 r4:868d1798 [ 1269.396980][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.397069][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.397099][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.397170][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.397230][ T29] r4:86868980 [ 1269.397251][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.397324][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.397347][ T29] r4:867d6680 [ 1269.397362][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.397411][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.397443][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.397480][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.397514][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.397553][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.397591][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.397644][ T29] INFO: task kworker/0:359:5101 blocked for more than 431 seconds. [ 1269.397692][ T29] Not tainted syzkaller #0 [ 1269.397734][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.397755][ T29] task:kworker/0:359 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.397830][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.397905][ T29] Call trace: [ 1269.408699][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.408832][ T29] r10:e0129da4 r9:e0129dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86a90c40 [ 1269.408860][ T29] r4:86a90c40 [ 1269.408902][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.408988][ T29] r5:86a90c40 r4:82cd9e08 [ 1269.409009][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.409071][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.409154][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0129e28 [ 1269.409177][ T29] r4:868f5480 [ 1269.409196][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.409251][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.409318][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.409404][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.409431][ T29] r4:868f5480 [ 1269.409470][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.409546][ T29] r9:86a90c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f077000 [ 1269.409567][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.409634][ T29] r5:00001000 r4:e420f000 [ 1269.409670][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.409728][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.409789][ T29] r5:86911b98 r4:86911b98 [ 1269.409807][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.409879][ T29] r7:dddd1000 r6:8302b000 r5:86911b98 r4:86773800 [ 1269.409898][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.409968][ T29] r10:dddd1000 r9:86773830 r8:86a90c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.409993][ T29] r4:86773800 [ 1269.410060][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.410149][ T29] r10:00000000 r9:e012de88 r8:86773780 r7:86773800 r6:80277df8 r5:86a90c40 [ 1269.410174][ T29] r4:867339c0 [ 1269.410193][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.410249][ T29] Exception stack(0xe0129fb0 to 0xe0129ff8) [ 1269.410287][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.410324][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.410364][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.410400][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867339c0 [ 1269.411022][ T29] INFO: task kworker/0:359:5101 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.411072][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.411165][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.411222][ T29] Call trace: [ 1269.411253][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.411327][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.411369][ T29] r4:00000000 [ 1269.411410][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.411473][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.411509][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.411548][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.411579][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.411608][ T29] r5:80000013 r4:80239788 [ 1269.411626][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.411695][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.411768][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.411792][ T29] r4:eac49de0 [ 1269.411824][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.411892][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.411933][ T29] r4:867d62c0 [ 1269.411954][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.412020][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.412040][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.412107][ T29] r5:00001000 r4:eb983000 [ 1269.412127][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.412180][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.412232][ T29] r5:868d1798 r4:868d1798 [ 1269.412251][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.412311][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.412329][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.412394][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.412418][ T29] r4:86868980 [ 1269.412434][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.412503][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.412555][ T29] r4:867d6680 [ 1269.412590][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.412643][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.412691][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.412748][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.412783][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.412820][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.412860][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.412899][ T29] INFO: task kworker/0:360:5103 blocked for more than 431 seconds. [ 1269.412941][ T29] Not tainted syzkaller #0 [ 1269.412963][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.412978][ T29] task:kworker/0:360 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.413033][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.413077][ T29] Call trace: [ 1269.413115][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.413187][ T29] r10:e4215da4 r9:e4215dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a98c40 [ 1269.413210][ T29] r4:86a98c40 [ 1269.413228][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.413289][ T29] r5:86a98c40 r4:82cd9e08 [ 1269.413305][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.413360][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.413432][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4215e28 [ 1269.413454][ T29] r4:868f5200 [ 1269.413472][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.413526][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.413582][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.413654][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.413695][ T29] r4:868f5200 [ 1269.413720][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.413814][ T29] r9:86a98c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f07b000 [ 1269.413835][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.413892][ T29] r5:00001000 r4:e82db000 [ 1269.413944][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.414003][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.414082][ T29] r5:86911798 r4:86911798 [ 1269.414107][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.414171][ T29] r7:dddd1000 r6:8302b000 r5:86911798 r4:867aa600 [ 1269.414188][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.414260][ T29] r10:dddd1000 r9:867aa630 r8:86a98c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.414283][ T29] r4:867aa600 [ 1269.414299][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.414366][ T29] r10:00000000 r9:e0129e88 r8:86773680 r7:867aa600 r6:80277df8 r5:86a98c40 [ 1269.414388][ T29] r4:868f58c0 [ 1269.414421][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.414473][ T29] Exception stack(0xe4215fb0 to 0xe4215ff8) [ 1269.414506][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.414543][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.414578][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.414617][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:868f58c0 [ 1269.415006][ T29] INFO: task kworker/0:360:5103 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.415042][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.415154][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.415206][ T29] Call trace: [ 1269.415233][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.415328][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.415374][ T29] r4:00000000 [ 1269.415394][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.415450][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.415502][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.415543][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.415575][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.415627][ T29] r5:80000013 r4:80239788 [ 1269.415648][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.415714][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.415802][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.415826][ T29] r4:eac49de0 [ 1269.415843][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.415912][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.415933][ T29] r4:867d62c0 [ 1269.415952][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.416017][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.416037][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.416103][ T29] r5:00001000 r4:eb983000 [ 1269.416171][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.416232][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.416290][ T29] r5:868d1798 r4:868d1798 [ 1269.416307][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.416373][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.416408][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.416482][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.416520][ T29] r4:86868980 [ 1269.416539][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.416609][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.416634][ T29] r4:867d6680 [ 1269.416650][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.416699][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.416731][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.416767][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.416800][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.416854][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.416889][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.416918][ T29] INFO: task kworker/0:361:5106 blocked for more than 431 seconds. [ 1269.416952][ T29] Not tainted syzkaller #0 [ 1269.416974][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.416991][ T29] task:kworker/0:361 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.417044][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.417101][ T29] Call trace: [ 1269.417162][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.417236][ T29] r10:ea309da4 r9:ea309dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b424c0 [ 1269.417259][ T29] r4:86b424c0 [ 1269.417277][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.417333][ T29] r5:86b424c0 r4:82cd9e08 [ 1269.417349][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.417439][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.417513][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea309e28 [ 1269.417536][ T29] r4:86aa9440 [ 1269.417552][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.417605][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.417663][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.417729][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.417751][ T29] r4:86aa9440 [ 1269.417767][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.417830][ T29] r9:86b424c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f079000 [ 1269.417848][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.417904][ T29] r5:00001000 r4:e82c9000 [ 1269.417968][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.445055][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.445251][ T29] r5:86945798 r4:86945798 [ 1269.445311][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.445390][ T29] r7:dddd1000 r6:8302b000 r5:86945798 r4:86773500 [ 1269.445427][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.445507][ T29] r10:00000000 r9:86773530 r8:86b424c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.445547][ T29] r4:86773500 [ 1269.445569][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.445642][ T29] r10:00000000 r9:e4215e88 r8:86773480 r7:86773500 r6:80277df8 r5:86b424c0 [ 1269.445664][ T29] r4:868f6100 [ 1269.445680][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.445748][ T29] Exception stack(0xea309fb0 to 0xea309ff8) [ 1269.445807][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.445848][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.445880][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.445919][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:868f6100 [ 1269.446625][ T29] INFO: task kworker/0:361:5106 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.446672][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.446788][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.446872][ T29] Call trace: [ 1269.446907][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.446985][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.447008][ T29] r4:00000000 [ 1269.447025][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.447079][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.447122][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.447161][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.447190][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.447212][ T29] r5:80000013 r4:80239788 [ 1269.447243][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.447312][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.447378][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.447397][ T29] r4:eac49de0 [ 1269.447412][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.447472][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.447508][ T29] r4:867d62c0 [ 1269.447549][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.447629][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.447667][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.447731][ T29] r5:00001000 r4:eb983000 [ 1269.447750][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.447801][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.447861][ T29] r5:868d1798 r4:868d1798 [ 1269.447878][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.460224][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.460296][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.460420][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.460443][ T29] r4:86868980 [ 1269.460461][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.460534][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.460558][ T29] r4:867d6680 [ 1269.460575][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.460629][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.460667][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.460703][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.460737][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.460777][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.460803][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.460979][ T29] INFO: task kworker/0:362:5107 blocked for more than 431 seconds. [ 1269.461033][ T29] Not tainted syzkaller #0 [ 1269.461058][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.461077][ T29] task:kworker/0:362 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.461170][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.461227][ T29] Call trace: [ 1269.461259][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.461337][ T29] r10:ea305da4 r9:ea305dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b41880 [ 1269.461380][ T29] r4:86b41880 [ 1269.461402][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.461463][ T29] r5:86b41880 r4:82cd9e08 [ 1269.461480][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.461538][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.461614][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea305e28 [ 1269.461670][ T29] r4:86712b80 [ 1269.461694][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.461758][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.461823][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.461891][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.461912][ T29] r4:86712b80 [ 1269.461926][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.462008][ T29] r9:86b41880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f081000 [ 1269.462046][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.462113][ T29] r5:00001000 r4:ead55000 [ 1269.462132][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.462201][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.462259][ T29] r5:86a32f98 r4:86a32f98 [ 1269.462276][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.462333][ T29] r7:dddd1000 r6:8302b000 r5:86a32f98 r4:86773380 [ 1269.462363][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.462426][ T29] r10:dddd1000 r9:867733b0 r8:86b41880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.462448][ T29] r4:86773380 [ 1269.462462][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.462524][ T29] r10:00000000 r9:e4215e88 r8:86773300 r7:86773380 r6:80277df8 r5:86b41880 [ 1269.462543][ T29] r4:867337c0 [ 1269.462558][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.462604][ T29] Exception stack(0xea305fb0 to 0xea305ff8) [ 1269.462635][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.462671][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.462701][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.462734][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867337c0 [ 1269.463382][ T29] INFO: task kworker/0:362:5107 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.463430][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.463502][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.463551][ T29] Call trace: [ 1269.463577][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.463651][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.463675][ T29] r4:00000000 [ 1269.463691][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.463740][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.463777][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.463812][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.463838][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.463861][ T29] r5:80000013 r4:80239788 [ 1269.463878][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.463944][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.464022][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.464069][ T29] r4:eac49de0 [ 1269.464099][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.464172][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.464209][ T29] r4:867d62c0 [ 1269.464230][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.464327][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.464355][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.464422][ T29] r5:00001000 r4:eb983000 [ 1269.464444][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.464502][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.464565][ T29] r5:868d1798 r4:868d1798 [ 1269.464585][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.464657][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.464674][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.464747][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.464772][ T29] r4:86868980 [ 1269.464790][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.464861][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.464883][ T29] r4:867d6680 [ 1269.464900][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.464948][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.464982][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.465019][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.465069][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.465116][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.465137][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.465164][ T29] INFO: task kworker/0:363:5109 blocked for more than 431 seconds. [ 1269.465216][ T29] Not tainted syzkaller #0 [ 1269.465243][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.465262][ T29] task:kworker/0:363 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.465322][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.465368][ T29] Call trace: [ 1269.465395][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.465464][ T29] r10:ea355da4 r9:ea355dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86b40c40 [ 1269.465487][ T29] r4:86b40c40 [ 1269.465504][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.465562][ T29] r5:86b40c40 r4:82cd9e08 [ 1269.465579][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.465635][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.465750][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea355e28 [ 1269.465778][ T29] r4:86712f00 [ 1269.465797][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.465852][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.465907][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.465973][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.465995][ T29] r4:86712f00 [ 1269.466032][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.466107][ T29] r9:86b40c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f07d000 [ 1269.466126][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.466183][ T29] r5:00001000 r4:ea35d000 [ 1269.466201][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.466255][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.466314][ T29] r5:86911398 r4:86911398 [ 1269.466331][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.466393][ T29] r7:dddd1000 r6:8302b000 r5:86911398 r4:86773000 [ 1269.466411][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.466479][ T29] r10:00000000 r9:86773030 r8:86b40c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.466501][ T29] r4:86773000 [ 1269.466516][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.466580][ T29] r10:00000000 r9:ea305e88 r8:869eff80 r7:86773000 r6:80277df8 r5:86b40c40 [ 1269.466604][ T29] r4:868f5400 [ 1269.466621][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.466667][ T29] Exception stack(0xea355fb0 to 0xea355ff8) [ 1269.466705][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.466741][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.466775][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.466811][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:868f5400 [ 1269.467221][ T29] INFO: task kworker/0:363:5109 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.467259][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.467329][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.467381][ T29] Call trace: [ 1269.467429][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.467504][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.467529][ T29] r4:00000000 [ 1269.467547][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.467602][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.467638][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.467676][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.467705][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.467731][ T29] r5:80000013 r4:80239788 [ 1269.467764][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.467832][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.467904][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.467966][ T29] r4:eac49de0 [ 1269.492706][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.492911][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.492944][ T29] r4:867d62c0 [ 1269.492963][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.493033][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.493057][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.493135][ T29] r5:00001000 r4:eb983000 [ 1269.493156][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.493210][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.493290][ T29] r5:868d1798 r4:868d1798 [ 1269.493313][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.493387][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.493405][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.493474][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.493499][ T29] r4:86868980 [ 1269.493517][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.493590][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.493636][ T29] r4:867d6680 [ 1269.493659][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.493715][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.493795][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.493839][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.493890][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.493932][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.493960][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.494026][ T29] INFO: task kworker/0:364:5112 blocked for more than 431 seconds. [ 1269.494081][ T29] Not tainted syzkaller #0 [ 1269.494116][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.494152][ T29] task:kworker/0:364 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.494253][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.494311][ T29] Call trace: [ 1269.494341][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.494418][ T29] r10:eae25da4 r9:eae25dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b40000 [ 1269.494441][ T29] r4:86b40000 [ 1269.494458][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.494516][ T29] r5:86b40000 r4:82cd9e08 [ 1269.494534][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.494593][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.494666][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e28 [ 1269.494688][ T29] r4:86712d00 [ 1269.494706][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.494760][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.494814][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.494881][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.494904][ T29] r4:86712d00 [ 1269.494939][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.495007][ T29] r9:86b40000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f07f000 [ 1269.495028][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.495124][ T29] r5:00001000 r4:ea713000 [ 1269.495150][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.495223][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.495288][ T29] r5:86910f98 r4:86910f98 [ 1269.495305][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.495370][ T29] r7:dddd1000 r6:8302b000 r5:86910f98 r4:86773080 [ 1269.495392][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.495462][ T29] r10:dddd1000 r9:867730b0 r8:86b40000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.495503][ T29] r4:86773080 [ 1269.495523][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.495591][ T29] r10:00000000 r9:ea305e88 r8:86773100 r7:86773080 r6:80277df8 r5:86b40000 [ 1269.495614][ T29] r4:86712f80 [ 1269.495634][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.495703][ T29] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1269.495740][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.495777][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.495810][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.495849][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86712f80 [ 1269.496550][ T29] INFO: task kworker/0:364:5112 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.496594][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.496686][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.496742][ T29] Call trace: [ 1269.496767][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.496841][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.496867][ T29] r4:00000000 [ 1269.496883][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.496937][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.496973][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.497053][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.497107][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.497138][ T29] r5:80000013 r4:80239788 [ 1269.497158][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.497230][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.497304][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.497327][ T29] r4:eac49de0 [ 1269.497356][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.497443][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.497469][ T29] r4:867d62c0 [ 1269.497487][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.497552][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.497571][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.497628][ T29] r5:00001000 r4:eb983000 [ 1269.497647][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.497700][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.497758][ T29] r5:868d1798 r4:868d1798 [ 1269.497775][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.497840][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.497859][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.521481][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.521613][ T29] r4:86868980 [ 1269.521636][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.521752][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.521793][ T29] r4:867d6680 [ 1269.521814][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.521868][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.521905][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.521943][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.521974][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.522025][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.522052][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.522094][ T29] INFO: task kworker/0:365:5113 blocked for more than 431 seconds. [ 1269.522143][ T29] Not tainted syzkaller #0 [ 1269.522167][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.522184][ T29] task:kworker/0:365 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.522280][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.522378][ T29] Call trace: [ 1269.522429][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.522500][ T29] r10:eae2dda4 r9:eae2ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b3ee40 [ 1269.522537][ T29] r4:86b3ee40 [ 1269.522557][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.522617][ T29] r5:86b3ee40 r4:82cd9e08 [ 1269.522652][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.522708][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.522797][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de28 [ 1269.522820][ T29] r4:86712800 [ 1269.522840][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.522895][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.522952][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.523011][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.523032][ T29] r4:86712800 [ 1269.523064][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.523158][ T29] r9:86b3ee40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f085000 [ 1269.523191][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.523251][ T29] r5:00001000 r4:eae81000 [ 1269.523270][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.523320][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.523373][ T29] r5:86910798 r4:86910798 [ 1269.523405][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.523473][ T29] r7:dddd1000 r6:8302b000 r5:86910798 r4:86773200 [ 1269.523512][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.523604][ T29] r10:dddd1000 r9:86773230 r8:86b3ee40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.523633][ T29] r4:86773200 [ 1269.523666][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.523741][ T29] r10:00000000 r9:ea305e88 r8:869efe80 r7:86773200 r6:80277df8 r5:86b3ee40 [ 1269.523766][ T29] r4:86939cc0 [ 1269.523781][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.523825][ T29] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1269.523856][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.523891][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.523934][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.523969][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86939cc0 [ 1269.524629][ T29] INFO: task kworker/0:365:5113 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.524674][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.524793][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.524850][ T29] Call trace: [ 1269.524901][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.524983][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.525008][ T29] r4:00000000 [ 1269.525026][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.525082][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.525128][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.525163][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.525210][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.525257][ T29] r5:80000013 r4:80239788 [ 1269.525292][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.525368][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.525443][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.525467][ T29] r4:eac49de0 [ 1269.525497][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.525579][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.525607][ T29] r4:867d62c0 [ 1269.525640][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.525710][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.525734][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.525799][ T29] r5:00001000 r4:eb983000 [ 1269.525820][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.525872][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.525932][ T29] r5:868d1798 r4:868d1798 [ 1269.525949][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.526058][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.526082][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.526168][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.526191][ T29] r4:86868980 [ 1269.526207][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.526281][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.526323][ T29] r4:867d6680 [ 1269.526343][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.526411][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.526448][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.526574][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.526620][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.526660][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.526682][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.526712][ T29] INFO: task kworker/0:366:5114 blocked for more than 431 seconds. [ 1269.526749][ T29] Not tainted syzkaller #0 [ 1269.526773][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.526801][ T29] task:kworker/0:366 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.526863][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.526917][ T29] Call trace: [ 1269.526947][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.527020][ T29] r10:eae31da4 r9:eae31dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86b3e200 [ 1269.527045][ T29] r4:86b3e200 [ 1269.527066][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.527144][ T29] r5:86b3e200 r4:82cd9e08 [ 1269.527162][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.527219][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.527294][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e28 [ 1269.527317][ T29] r4:8697e2c0 [ 1269.527333][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.527389][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.527447][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.527514][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.527539][ T29] r4:8697e2c0 [ 1269.527592][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.527668][ T29] r9:86b3e200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f083000 [ 1269.527693][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.527759][ T29] r5:00001000 r4:eadf7000 [ 1269.527779][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.527852][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.527918][ T29] r5:86912398 r4:86912398 [ 1269.528067][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.548632][ T29] r7:dddd1000 r6:8302b000 r5:86912398 r4:869efd80 [ 1269.548705][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.548823][ T29] r10:00000000 r9:869efdb0 r8:86b3e200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.548845][ T29] r4:869efd80 [ 1269.548863][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.548929][ T29] r10:00000000 r9:eae2de88 r8:869efd00 r7:869efd80 r6:80277df8 r5:86b3e200 [ 1269.548950][ T29] r4:86939cc0 [ 1269.548967][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.549016][ T29] Exception stack(0xeae31fb0 to 0xeae31ff8) [ 1269.549054][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.549101][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.549134][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.549170][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86939cc0 [ 1269.549848][ T29] INFO: task kworker/0:366:5114 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.549911][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.550066][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.550140][ T29] Call trace: [ 1269.550170][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.550245][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.550269][ T29] r4:00000000 [ 1269.550286][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.550338][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.550380][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.550418][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.550449][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.550475][ T29] r5:80000013 r4:80239788 [ 1269.550509][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.550582][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.550657][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.550680][ T29] r4:eac49de0 [ 1269.550698][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.550763][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.550785][ T29] r4:867d62c0 [ 1269.550803][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.550869][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.550889][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.550965][ T29] r5:00001000 r4:eb983000 [ 1269.550988][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.551056][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.551127][ T29] r5:868d1798 r4:868d1798 [ 1269.551145][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.551212][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.551230][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.551296][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.551318][ T29] r4:86868980 [ 1269.551335][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.551401][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.551440][ T29] r4:867d6680 [ 1269.551476][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.551531][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.551564][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.551603][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.551638][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.551675][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.551696][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.551730][ T29] INFO: task kworker/0:367:5117 blocked for more than 431 seconds. [ 1269.551799][ T29] Not tainted syzkaller #0 [ 1269.551839][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.551874][ T29] task:kworker/0:367 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.551932][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.551978][ T29] Call trace: [ 1269.552029][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.552109][ T29] r10:eae91da4 r9:eae91dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86a90000 [ 1269.552133][ T29] r4:86a90000 [ 1269.552160][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.552215][ T29] r5:86a90000 r4:82cd9e08 [ 1269.552230][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.552276][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.552340][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e28 [ 1269.552378][ T29] r4:86ad6100 [ 1269.552398][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.552451][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.552503][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.552563][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.552586][ T29] r4:86ad6100 [ 1269.552604][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.552662][ T29] r9:86a90000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f089000 [ 1269.552680][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.552738][ T29] r5:00001000 r4:eaf2f000 [ 1269.552756][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.552812][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.552870][ T29] r5:867ceb98 r4:867ceb98 [ 1269.552885][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.552943][ T29] r7:dddd1000 r6:8302b000 r5:867ceb98 r4:86773580 [ 1269.552961][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.553025][ T29] r10:dddd1000 r9:867735b0 r8:86a90000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.553050][ T29] r4:86773580 [ 1269.553066][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.553135][ T29] r10:00000000 r9:eae2de88 r8:8687a300 r7:86773580 r6:80277df8 r5:86a90000 [ 1269.553160][ T29] r4:8693a400 [ 1269.553232][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.553296][ T29] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1269.553329][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.553365][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.553396][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.553429][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8693a400 [ 1269.553835][ T29] INFO: task kworker/0:367:5117 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.553878][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.553952][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.554042][ T29] Call trace: [ 1269.554069][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.554157][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.554181][ T29] r4:00000000 [ 1269.554199][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.554257][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.554294][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.554332][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.554362][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.554404][ T29] r5:80000013 r4:80239788 [ 1269.554427][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.554500][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.554576][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.554603][ T29] r4:eac49de0 [ 1269.554622][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.554694][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.554718][ T29] r4:867d62c0 [ 1269.554735][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.554800][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.554820][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.554881][ T29] r5:00001000 r4:eb983000 [ 1269.554900][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.554954][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.555015][ T29] r5:868d1798 r4:868d1798 [ 1269.555041][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.555120][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.555140][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.555210][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.555232][ T29] r4:86868980 [ 1269.555248][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.555316][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.555356][ T29] r4:867d6680 [ 1269.555388][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.555442][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.555475][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.555530][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.555569][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.555606][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.555626][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.555652][ T29] INFO: task kworker/0:368:5119 blocked for more than 431 seconds. [ 1269.555687][ T29] Not tainted syzkaller #0 [ 1269.555707][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.555723][ T29] task:kworker/0:368 state:D stack:0 pid:5119 tgid:5119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.555781][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.555823][ T29] Call trace: [ 1269.555847][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.555906][ T29] r10:eaf01da4 r9:eaf01dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b3d5c0 [ 1269.555944][ T29] r4:86b3d5c0 [ 1269.555966][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.556023][ T29] r5:86b3d5c0 r4:82cd9e08 [ 1269.556039][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.556100][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.556170][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e28 [ 1269.556202][ T29] r4:86ad6240 [ 1269.556220][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.556273][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.556327][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.556391][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.556414][ T29] r4:86ad6240 [ 1269.556431][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.556493][ T29] r9:86b3d5c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f087000 [ 1269.556511][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.556568][ T29] r5:00001000 r4:eaf0b000 [ 1269.556604][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.556659][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.556743][ T29] r5:86910398 r4:86910398 [ 1269.556778][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.556843][ T29] r7:dddd1000 r6:8302b000 r5:86910398 r4:869efb00 [ 1269.556861][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.556926][ T29] r10:00000000 r9:869efb30 r8:86b3d5c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.556949][ T29] r4:869efb00 [ 1269.556982][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.557049][ T29] r10:00000000 r9:eae91e88 r8:869efa80 r7:869efb00 r6:80277df8 r5:86b3d5c0 [ 1269.557072][ T29] r4:86712880 [ 1269.557109][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.557194][ T29] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1269.557245][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.557285][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.557316][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.557352][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86712880 [ 1269.557733][ T29] INFO: task kworker/0:368:5119 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.557775][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.557847][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.557920][ T29] Call trace: [ 1269.613333][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.613545][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.613577][ T29] r4:00000000 [ 1269.613597][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.613683][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.613732][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.613816][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.613853][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.613881][ T29] r5:80000013 r4:80239788 [ 1269.613929][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.614005][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.614129][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.614157][ T29] r4:eac49de0 [ 1269.614176][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.614247][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.614286][ T29] r4:867d62c0 [ 1269.614308][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.614382][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.614424][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.614490][ T29] r5:00001000 r4:eb983000 [ 1269.614510][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.614668][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.614730][ T29] r5:868d1798 r4:868d1798 [ 1269.614757][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.614829][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.614846][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.614909][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.614930][ T29] r4:86868980 [ 1269.614948][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.615019][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.615041][ T29] r4:867d6680 [ 1269.615059][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.615115][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.615164][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.615202][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.615255][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.615303][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.615348][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.631994][ T29] INFO: task kworker/0:369:5121 blocked for more than 431 seconds. [ 1269.632141][ T29] Not tainted syzkaller #0 [ 1269.632168][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.632208][ T29] task:kworker/0:369 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.632313][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.632391][ T29] Call trace: [ 1269.632424][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.632503][ T29] r10:eaf45da4 r9:eaf45dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86073d40 [ 1269.632524][ T29] r4:86073d40 [ 1269.632541][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.632624][ T29] r5:86073d40 r4:82cd9e08 [ 1269.632645][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.632703][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.632769][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e28 [ 1269.632790][ T29] r4:86aa9180 [ 1269.632806][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.632875][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.632939][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.633021][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.633046][ T29] r4:86aa9180 [ 1269.633064][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.633135][ T29] r9:86073d40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f08b000 [ 1269.633156][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.633215][ T29] r5:00001000 r4:eafb5000 [ 1269.633234][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.633285][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.633340][ T29] r5:86a33f98 r4:86a33f98 [ 1269.633356][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.633421][ T29] r7:dddd1000 r6:8302b000 r5:86a33f98 r4:869efb80 [ 1269.633456][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.633524][ T29] r10:dddd1000 r9:869efbb0 r8:86073d40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.633549][ T29] r4:869efb80 [ 1269.633566][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.633629][ T29] r10:00000000 r9:eae91e88 r8:869ef980 r7:869efb80 r6:80277df8 r5:86073d40 [ 1269.633651][ T29] r4:86ad62c0 [ 1269.633667][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.633735][ T29] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1269.633798][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.633852][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.633891][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.633931][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86ad62c0 [ 1269.634661][ T29] INFO: task kworker/0:369:5121 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.634714][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.634841][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.634898][ T29] Call trace: [ 1269.634942][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.635026][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.635049][ T29] r4:00000000 [ 1269.635067][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.635135][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.635185][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.635244][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.635293][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.635324][ T29] r5:80000013 r4:80239788 [ 1269.635367][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.635441][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.635516][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.635539][ T29] r4:eac49de0 [ 1269.635570][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.635641][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.635664][ T29] r4:867d62c0 [ 1269.635682][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.635750][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.635772][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.635844][ T29] r5:00001000 r4:eb983000 [ 1269.635864][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.635935][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.636012][ T29] r5:868d1798 r4:868d1798 [ 1269.636032][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.636105][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.636123][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.636191][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.636212][ T29] r4:86868980 [ 1269.636267][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.636342][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.636365][ T29] r4:867d6680 [ 1269.636381][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.636427][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.636458][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.636495][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.636545][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.636588][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.636628][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.636662][ T29] INFO: task kworker/0:370:5122 blocked for more than 431 seconds. [ 1269.636697][ T29] Not tainted syzkaller #0 [ 1269.636750][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.636773][ T29] task:kworker/0:370 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.636827][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.636875][ T29] Call trace: [ 1269.636902][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.636969][ T29] r10:eaf8dda4 r9:eaf8ddac r8:00000002 r7:60000013 r6:82cd9e0c r5:86b3c980 [ 1269.637001][ T29] r4:86b3c980 [ 1269.637019][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.637078][ T29] r5:86b3c980 r4:82cd9e08 [ 1269.637123][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.637195][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.637321][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de28 [ 1269.637349][ T29] r4:8693af40 [ 1269.637369][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.637422][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.637479][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.637546][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.637570][ T29] r4:8693af40 [ 1269.637602][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.637670][ T29] r9:86b3c980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f08f000 [ 1269.637689][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.637745][ T29] r5:00001000 r4:eb0ad000 [ 1269.637777][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.637833][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.637894][ T29] r5:867cfb98 r4:867cfb98 [ 1269.637910][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.662300][ T29] r7:dddd1000 r6:8302b000 r5:867cfb98 r4:869ef880 [ 1269.662378][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.662498][ T29] r10:dddd1000 r9:869ef8b0 r8:86b3c980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.662522][ T29] r4:869ef880 [ 1269.662540][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.662615][ T29] r10:00000000 r9:eaf45e88 r8:869ef800 r7:869ef880 r6:80277df8 r5:86b3c980 [ 1269.662638][ T29] r4:867e2640 [ 1269.662656][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.662752][ T29] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1269.662832][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.662875][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.662920][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.662959][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867e2640 [ 1269.663629][ T29] INFO: task kworker/0:370:5122 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.663692][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.663801][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.663889][ T29] Call trace: [ 1269.663925][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.664000][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.664024][ T29] r4:00000000 [ 1269.664040][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.664104][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.664143][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.664181][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.664210][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.664236][ T29] r5:80000013 r4:80239788 [ 1269.664253][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.664356][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.664439][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.664482][ T29] r4:eac49de0 [ 1269.664506][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.664578][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.664604][ T29] r4:867d62c0 [ 1269.664643][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.664731][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.664756][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.664815][ T29] r5:00001000 r4:eb983000 [ 1269.664835][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.664890][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.664948][ T29] r5:868d1798 r4:868d1798 [ 1269.664965][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.665034][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.665053][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.665137][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.665160][ T29] r4:86868980 [ 1269.665177][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.665244][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.665266][ T29] r4:867d6680 [ 1269.665284][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.665332][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.665365][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.665417][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.665453][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.665491][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.665512][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.665563][ T29] INFO: task kworker/0:371:5125 blocked for more than 431 seconds. [ 1269.665616][ T29] Not tainted syzkaller #0 [ 1269.665640][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.665658][ T29] task:kworker/0:371 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.665716][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.665792][ T29] Call trace: [ 1269.665866][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.665940][ T29] r10:eafd5da4 r9:eafd5dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b3b100 [ 1269.665962][ T29] r4:86b3b100 [ 1269.665979][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.666058][ T29] r5:86b3b100 r4:82cd9e08 [ 1269.666101][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.666162][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.666250][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e28 [ 1269.666273][ T29] r4:86ad5fc0 [ 1269.666290][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.666340][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.666394][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.666459][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.666480][ T29] r4:86ad5fc0 [ 1269.666495][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.666570][ T29] r9:86b3b100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f08d000 [ 1269.666591][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.666643][ T29] r5:00001000 r4:eafc3000 [ 1269.666661][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.666710][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.666760][ T29] r5:86910b98 r4:86910b98 [ 1269.666774][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.666828][ T29] r7:dddd1000 r6:8302b000 r5:86910b98 r4:86add100 [ 1269.666858][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.666918][ T29] r10:00000000 r9:86add130 r8:86b3b100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.666936][ T29] r4:86add100 [ 1269.666949][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.667022][ T29] r10:00000000 r9:eaf45e88 r8:86add080 r7:86add100 r6:80277df8 r5:86b3b100 [ 1269.667058][ T29] r4:867a1bc0 [ 1269.667092][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.667139][ T29] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1269.667187][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.667225][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.667287][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.667330][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867a1bc0 [ 1269.667735][ T29] INFO: task kworker/0:371:5125 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.667783][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.667856][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.667908][ T29] Call trace: [ 1269.688622][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.688815][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.688976][ T29] r4:00000000 [ 1269.689006][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.689070][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.689120][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.689157][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.689186][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.689213][ T29] r5:80000013 r4:80239788 [ 1269.689231][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.689300][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.689372][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.689395][ T29] r4:eac49de0 [ 1269.689432][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.689505][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.689528][ T29] r4:867d62c0 [ 1269.689546][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.689613][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.689636][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.689736][ T29] r5:00001000 r4:eb983000 [ 1269.689760][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.689817][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.689876][ T29] r5:868d1798 r4:868d1798 [ 1269.689894][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.689963][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.689981][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.690070][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.690099][ T29] r4:86868980 [ 1269.690117][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.690185][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.690206][ T29] r4:867d6680 [ 1269.690239][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.690305][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.690341][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.690381][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.690413][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.690468][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.690513][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.690566][ T29] INFO: task kworker/0:372:5127 blocked for more than 432 seconds. [ 1269.690616][ T29] Not tainted syzkaller #0 [ 1269.690641][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.690659][ T29] task:kworker/0:372 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.690740][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.690799][ T29] Call trace: [ 1269.690830][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.690899][ T29] r10:eb069da4 r9:eb069dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86078c40 [ 1269.690942][ T29] r4:86078c40 [ 1269.690965][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.691023][ T29] r5:86078c40 r4:82cd9e08 [ 1269.691042][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.691104][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.691176][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e28 [ 1269.691198][ T29] r4:86ad5d80 [ 1269.691216][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.691269][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.691324][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.691421][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.691449][ T29] r4:86ad5d80 [ 1269.691466][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.691531][ T29] r9:86078c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f091000 [ 1269.691551][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.691612][ T29] r5:00001000 r4:eb0b5000 [ 1269.691631][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.691684][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.691742][ T29] r5:86a2f798 r4:86a2f798 [ 1269.691759][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.691825][ T29] r7:dddd1000 r6:8302b000 r5:86a2f798 r4:86adcf00 [ 1269.691841][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.691905][ T29] r10:dddd1000 r9:86adcf30 r8:86078c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.691938][ T29] r4:86adcf00 [ 1269.691954][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.692018][ T29] r10:00000000 r9:eaf8de88 r8:86adce80 r7:86adcf00 r6:80277df8 r5:86078c40 [ 1269.692042][ T29] r4:8683cb00 [ 1269.692063][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.692119][ T29] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1269.692151][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.692187][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.692218][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.692253][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8683cb00 [ 1269.692882][ T29] INFO: task kworker/0:372:5127 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.692932][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.693011][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.693065][ T29] Call trace: [ 1269.693099][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.693175][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.693201][ T29] r4:00000000 [ 1269.693218][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.693273][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.693309][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.693344][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.693372][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.693420][ T29] r5:80000013 r4:80239788 [ 1269.693442][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.693508][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.693594][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.693626][ T29] r4:eac49de0 [ 1269.693644][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.693806][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.693861][ T29] r4:867d62c0 [ 1269.693884][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.693951][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.693989][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.694610][ T29] r5:00001000 r4:eb983000 [ 1269.694662][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.694721][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.694777][ T29] r5:868d1798 r4:868d1798 [ 1269.694794][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.694861][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.694897][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.694964][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.695002][ T29] r4:86868980 [ 1269.695022][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.695102][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.695150][ T29] r4:867d6680 [ 1269.695167][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.698002][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.730667][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.730793][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.730915][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.730964][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.730993][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.731047][ T29] INFO: task kworker/0:373:5129 blocked for more than 432 seconds. [ 1269.731117][ T29] Not tainted syzkaller #0 [ 1269.731142][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.731157][ T29] task:kworker/0:373 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.731229][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.731300][ T29] Call trace: [ 1269.731396][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.731504][ T29] r10:eb0f1da4 r9:eb0f1dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b3a4c0 [ 1269.731524][ T29] r4:86b3a4c0 [ 1269.731539][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.731715][ T29] r5:86b3a4c0 r4:82cd9e08 [ 1269.731731][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.731793][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.731862][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e28 [ 1269.731880][ T29] r4:86742840 [ 1269.731895][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.731942][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.731998][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.732060][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.732079][ T29] r4:86742840 [ 1269.732094][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.732156][ T29] r9:86b3a4c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f093000 [ 1269.732174][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.732225][ T29] r5:00001000 r4:eb921000 [ 1269.732266][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.732332][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.732383][ T29] r5:86a2ff98 r4:86a2ff98 [ 1269.732398][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.732458][ T29] r7:dddd1000 r6:8302b000 r5:86a2ff98 r4:86adcf80 [ 1269.732471][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.732529][ T29] r10:dddd1000 r9:86adcfb0 r8:86b3a4c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.732546][ T29] r4:86adcf80 [ 1269.732592][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.732651][ T29] r10:00000000 r9:eb069e88 r8:8687a000 r7:86adcf80 r6:80277df8 r5:86b3a4c0 [ 1269.732669][ T29] r4:8693a140 [ 1269.732681][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.732755][ T29] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 1269.732784][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.732815][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.732842][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.732874][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8693a140 [ 1269.733523][ T29] INFO: task kworker/0:373:5129 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.733630][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.733695][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.733741][ T29] Call trace: [ 1269.733785][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.733844][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.733886][ T29] r4:00000000 [ 1269.733901][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.733944][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.733998][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.734051][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.734211][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.734235][ T29] r5:80000013 r4:80239788 [ 1269.734248][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.734304][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.734381][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.734425][ T29] r4:eac49de0 [ 1269.734438][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.734494][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.734533][ T29] r4:867d62c0 [ 1269.734590][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.734645][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.734659][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.734719][ T29] r5:00001000 r4:eb983000 [ 1269.734744][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.734787][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.734834][ T29] r5:868d1798 r4:868d1798 [ 1269.734847][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.734899][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.734912][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.734966][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.734983][ T29] r4:86868980 [ 1269.734996][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.735068][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.735086][ T29] r4:867d6680 [ 1269.735137][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.735176][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.735212][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.735285][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.735314][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.735345][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.735360][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.735382][ T29] INFO: task kworker/0:374:5132 blocked for more than 432 seconds. [ 1269.735410][ T29] Not tainted syzkaller #0 [ 1269.735448][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.735462][ T29] task:kworker/0:374 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.735508][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.735541][ T29] Call trace: [ 1269.735580][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.735635][ T29] r10:eb93dda4 r9:eb93ddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b38c40 [ 1269.735653][ T29] r4:86b38c40 [ 1269.735717][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.735763][ T29] r5:86b38c40 r4:82cd9e08 [ 1269.735775][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.735818][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.735897][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de28 [ 1269.735921][ T29] r4:86ad5580 [ 1269.735937][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.735983][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.736030][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.736087][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.736107][ T29] r4:86ad5580 [ 1269.736160][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.736246][ T29] r9:86b38c40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f09b000 [ 1269.736267][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.736322][ T29] r5:00001000 r4:ebbd5000 [ 1269.736370][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.736425][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.736501][ T29] r5:86944f98 r4:86944f98 [ 1269.736539][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.736607][ T29] r7:dddd1000 r6:8302b000 r5:86944f98 r4:86adcc80 [ 1269.736625][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.736683][ T29] r10:dddd1000 r9:86adccb0 r8:86b38c40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.736699][ T29] r4:86adcc80 [ 1269.736719][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.736772][ T29] r10:00000000 r9:eb0f1e88 r8:86adcc00 r7:86adcc80 r6:80277df8 r5:86b38c40 [ 1269.736804][ T29] r4:86ad6000 [ 1269.736817][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.736878][ T29] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1269.736931][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.737001][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.737027][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.737056][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86ad6000 [ 1269.737467][ T29] INFO: task kworker/0:374:5132 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.737500][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.737584][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.737717][ T29] Call trace: [ 1269.737888][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.760198][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.760316][ T29] r4:00000000 [ 1269.760348][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.760715][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.760771][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.760806][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.760835][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.760884][ T29] r5:80000013 r4:80239788 [ 1269.761012][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.761094][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.761171][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.761214][ T29] r4:eac49de0 [ 1269.761494][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.761611][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.761637][ T29] r4:867d62c0 [ 1269.761657][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.761738][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.761760][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.761839][ T29] r5:00001000 r4:eb983000 [ 1269.761904][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.761983][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.762073][ T29] r5:868d1798 r4:868d1798 [ 1269.762093][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.762161][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.762179][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.762246][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.762270][ T29] r4:86868980 [ 1269.762287][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.762354][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.762398][ T29] r4:867d6680 [ 1269.762419][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.762469][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.762503][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.762539][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.762571][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.762608][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.762701][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.767478][ T29] INFO: task kworker/0:375:5133 blocked for more than 432 seconds. [ 1269.767611][ T29] Not tainted syzkaller #0 [ 1269.767638][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.767679][ T29] task:kworker/0:375 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.767777][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.767870][ T29] Call trace: [ 1269.768915][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.769048][ T29] r10:ebb31da4 r9:ebb31dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b3bd40 [ 1269.769071][ T29] r4:86b3bd40 [ 1269.769087][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.769141][ T29] r5:86b3bd40 r4:82cd9e08 [ 1269.769156][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.769212][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.769283][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e28 [ 1269.769306][ T29] r4:8693aec0 [ 1269.769323][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.769376][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.769440][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.769504][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.769526][ T29] r4:8693aec0 [ 1269.769543][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.769607][ T29] r9:86b3bd40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f095000 [ 1269.769650][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.769749][ T29] r5:00001000 r4:ebb0f000 [ 1269.769774][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.769825][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.769900][ T29] r5:867cd798 r4:867cd798 [ 1269.769921][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.769988][ T29] r7:dddd1000 r6:8302b000 r5:867cd798 r4:86add200 [ 1269.770005][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.770108][ T29] r10:00000000 r9:86add230 r8:86b3bd40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.770130][ T29] r4:86add200 [ 1269.770146][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.770270][ T29] r10:00000000 r9:eb93de88 r8:86adcb00 r7:86add200 r6:80277df8 r5:86b3bd40 [ 1269.770307][ T29] r4:8691ce00 [ 1269.770326][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.770388][ T29] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1269.770426][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.770463][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.770515][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.770556][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8691ce00 [ 1269.771277][ T29] INFO: task kworker/0:375:5133 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.771325][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.771416][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.771473][ T29] Call trace: [ 1269.771531][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.771611][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.771635][ T29] r4:00000000 [ 1269.771654][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.771719][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.771773][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.771838][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.771871][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.771900][ T29] r5:80000013 r4:80239788 [ 1269.771917][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.771985][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.772056][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.772080][ T29] r4:eac49de0 [ 1269.772145][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.772216][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.772240][ T29] r4:867d62c0 [ 1269.772258][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.772324][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.772344][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.772401][ T29] r5:00001000 r4:eb983000 [ 1269.772419][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.772471][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.772529][ T29] r5:868d1798 r4:868d1798 [ 1269.772578][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.772647][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.772690][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.772766][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.772787][ T29] r4:86868980 [ 1269.772830][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.772909][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.772930][ T29] r4:867d6680 [ 1269.772944][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.772985][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.773014][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.773052][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.773083][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.773115][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.773153][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.773240][ T29] INFO: task kworker/0:376:5135 blocked for more than 432 seconds. [ 1269.773305][ T29] Not tainted syzkaller #0 [ 1269.773328][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.773347][ T29] task:kworker/0:376 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.773406][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.773497][ T29] Call trace: [ 1269.773560][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.773635][ T29] r10:eaef9da4 r9:eaef9dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86b38000 [ 1269.773657][ T29] r4:86b38000 [ 1269.773675][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.773743][ T29] r5:86b38000 r4:82cd9e08 [ 1269.773792][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.773880][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.773974][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e28 [ 1269.774071][ T29] r4:86ad5980 [ 1269.774095][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.774170][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.774284][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.774382][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.774409][ T29] r4:86ad5980 [ 1269.774427][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.774506][ T29] r9:86b38000 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f097000 [ 1269.774543][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.774607][ T29] r5:00001000 r4:ebb37000 [ 1269.774652][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.774719][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.774780][ T29] r5:86a2ef98 r4:86a2ef98 [ 1269.774797][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.774879][ T29] r7:dddd1000 r6:8302b000 r5:86a2ef98 r4:86adca00 [ 1269.774900][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.774970][ T29] r10:00000000 r9:86adca30 r8:86b38000 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.774992][ T29] r4:86adca00 [ 1269.775008][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.775074][ T29] r10:00000000 r9:eb93de88 r8:86adc980 r7:86adca00 r6:80277df8 r5:86b38000 [ 1269.775098][ T29] r4:86733640 [ 1269.775114][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.775162][ T29] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1269.775216][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.775291][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.775358][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.775404][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86733640 [ 1269.775852][ T29] INFO: task kworker/0:376:5135 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.775895][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.775973][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.776033][ T29] Call trace: [ 1269.776061][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.776134][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.776159][ T29] r4:00000000 [ 1269.776175][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.776229][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.776283][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.776325][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.776356][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.776382][ T29] r5:80000013 r4:80239788 [ 1269.776400][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.776491][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.776571][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.776593][ T29] r4:eac49de0 [ 1269.776609][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.776678][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.776720][ T29] r4:867d62c0 [ 1269.776771][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.776843][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.776864][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.776922][ T29] r5:00001000 r4:eb983000 [ 1269.776940][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.776992][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.777053][ T29] r5:868d1798 r4:868d1798 [ 1269.777092][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.777201][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.777224][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.777296][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.777321][ T29] r4:86868980 [ 1269.777336][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.777402][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.777425][ T29] r4:867d6680 [ 1269.777496][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.777574][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.777638][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.777690][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.777728][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.777783][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.777811][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.777843][ T29] INFO: task kworker/0:377:5137 blocked for more than 432 seconds. [ 1269.777918][ T29] Not tainted syzkaller #0 [ 1269.777945][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.777961][ T29] task:kworker/0:377 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.778095][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.819327][ T29] Call trace: [ 1269.819393][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.819549][ T29] r10:ebb81da4 r9:ebb81dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b39880 [ 1269.819599][ T29] r4:86b39880 [ 1269.819622][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.819686][ T29] r5:86b39880 r4:82cd9e08 [ 1269.819724][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.819785][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.819873][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e28 [ 1269.819932][ T29] r4:86aa9a80 [ 1269.820390][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.820500][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.820567][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.820636][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.820690][ T29] r4:86aa9a80 [ 1269.820735][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.820808][ T29] r9:86b39880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f099000 [ 1269.820829][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.820890][ T29] r5:00001000 r4:ebbab000 [ 1269.820923][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.820979][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.821039][ T29] r5:86a2eb98 r4:86a2eb98 [ 1269.821058][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.821147][ T29] r7:dddd1000 r6:8302b000 r5:86a2eb98 r4:86adcd00 [ 1269.821168][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.821256][ T29] r10:00000000 r9:86adcd30 r8:86b39880 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.821300][ T29] r4:86adcd00 [ 1269.821320][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.821392][ T29] r10:00000000 r9:eb93de88 r8:86adc880 r7:86adcd00 r6:80277df8 r5:86b39880 [ 1269.821414][ T29] r4:86ad5a00 [ 1269.821430][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.821483][ T29] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1269.821535][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.821572][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.821606][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.821644][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86ad5a00 [ 1269.822361][ T29] INFO: task kworker/0:377:5137 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.822407][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.822496][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.822552][ T29] Call trace: [ 1269.822582][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.822655][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.822678][ T29] r4:00000000 [ 1269.822695][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.822761][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.822820][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.822863][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.822892][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.822918][ T29] r5:80000013 r4:80239788 [ 1269.822954][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.823041][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.823168][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.823240][ T29] r4:eac49de0 [ 1269.823261][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.823329][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.823351][ T29] r4:867d62c0 [ 1269.823369][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.823433][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.823453][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.823509][ T29] r5:00001000 r4:eb983000 [ 1269.823527][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.823579][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.823636][ T29] r5:868d1798 r4:868d1798 [ 1269.823652][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.823721][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.823757][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.823830][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.823901][ T29] r4:86868980 [ 1269.823924][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.824009][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.824033][ T29] r4:867d6680 [ 1269.824049][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.824098][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.824130][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.824165][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.824196][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.824280][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.824305][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.824338][ T29] INFO: task kworker/0:378:5139 blocked for more than 432 seconds. [ 1269.824384][ T29] Not tainted syzkaller #0 [ 1269.824408][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.824425][ T29] task:kworker/0:378 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.824481][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.824554][ T29] Call trace: [ 1269.824601][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.824669][ T29] r10:ebbddda4 r9:ebbdddac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b36200 [ 1269.824693][ T29] r4:86b36200 [ 1269.824736][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.824799][ T29] r5:86b36200 r4:82cd9e08 [ 1269.824816][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.824913][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.824989][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde28 [ 1269.825014][ T29] r4:86ad5300 [ 1269.825033][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.825086][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.825136][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.825192][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.825219][ T29] r4:86ad5300 [ 1269.825254][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.825318][ T29] r9:86b36200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f09d000 [ 1269.825338][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.825396][ T29] r5:00001000 r4:ebc21000 [ 1269.825414][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.825466][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.825518][ T29] r5:86a2f398 r4:86a2f398 [ 1269.825534][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.825613][ T29] r7:dddd1000 r6:8302b000 r5:86a2f398 r4:86adc700 [ 1269.825635][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.825697][ T29] r10:dddd1000 r9:86adc730 r8:86b36200 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.825723][ T29] r4:86adc700 [ 1269.825750][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.825808][ T29] r10:00000000 r9:eb93de88 r8:86adc680 r7:86adc700 r6:80277df8 r5:86b36200 [ 1269.825824][ T29] r4:86ad57c0 [ 1269.825864][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.825903][ T29] Exception stack(0xebbddfb0 to 0xebbddff8) [ 1269.825931][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1269.825961][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.826031][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.826066][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86ad57c0 [ 1269.826445][ T29] INFO: task kworker/0:378:5139 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.826478][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.826581][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.826625][ T29] Call trace: [ 1269.826644][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.826721][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.826783][ T29] r4:00000000 [ 1269.826797][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.826843][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.826872][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.826930][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.826982][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.827005][ T29] r5:80000013 r4:80239788 [ 1269.827047][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.827105][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.827170][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.827233][ T29] r4:eac49de0 [ 1269.827247][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.827305][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.827323][ T29] r4:867d62c0 [ 1269.827337][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.827388][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.827440][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.827512][ T29] r5:00001000 r4:eb983000 [ 1269.827531][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.827573][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.827620][ T29] r5:868d1798 r4:868d1798 [ 1269.827655][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.827744][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.827764][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.827833][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.827874][ T29] r4:86868980 [ 1269.827894][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.858604][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.858683][ T29] r4:867d6680 [ 1269.858702][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.858796][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.858832][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.858864][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.858893][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.858928][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.858962][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.858992][ T29] INFO: task kworker/0:379:5140 blocked for more than 432 seconds. [ 1269.859034][ T29] Not tainted syzkaller #0 [ 1269.859077][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.859236][ T29] task:kworker/0:379 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.859341][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.859408][ T29] Call trace: [ 1269.859436][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.859510][ T29] r10:ebbe1da4 r9:ebbe1dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b355c0 [ 1269.859548][ T29] r4:86b355c0 [ 1269.859567][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.859624][ T29] r5:86b355c0 r4:82cd9e08 [ 1269.859653][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.859715][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.859786][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e28 [ 1269.859808][ T29] r4:86ad5100 [ 1269.859824][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.859872][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.859929][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.859994][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.860015][ T29] r4:86ad5100 [ 1269.860031][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.860096][ T29] r9:86b355c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f09f000 [ 1269.860128][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.860187][ T29] r5:00001000 r4:ebc51000 [ 1269.860215][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.860268][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.860324][ T29] r5:86a2e398 r4:86a2e398 [ 1269.860340][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.860409][ T29] r7:dddd1000 r6:8302b000 r5:86a2e398 r4:86adc500 [ 1269.860428][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.860513][ T29] r10:dddd1000 r9:86adc530 r8:86b355c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.860537][ T29] r4:86adc500 [ 1269.860553][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.860618][ T29] r10:00000000 r9:ebbdde88 r8:86adc480 r7:86adc500 r6:80277df8 r5:86b355c0 [ 1269.860638][ T29] r4:8693adc0 [ 1269.860677][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.860736][ T29] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 1269.860779][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.860829][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.860873][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.860911][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8693adc0 [ 1269.861611][ T29] INFO: task kworker/0:379:5140 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.861653][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.861748][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.861800][ T29] Call trace: [ 1269.861838][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.861926][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.861952][ T29] r4:00000000 [ 1269.862132][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.862196][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.862230][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.862268][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.862295][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.862320][ T29] r5:80000013 r4:80239788 [ 1269.862337][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.862402][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.862476][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.862508][ T29] r4:eac49de0 [ 1269.862539][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.862622][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.862644][ T29] r4:867d62c0 [ 1269.862661][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.862738][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.862756][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.862810][ T29] r5:00001000 r4:eb983000 [ 1269.862825][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.862885][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.862943][ T29] r5:868d1798 r4:868d1798 [ 1269.862960][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.863023][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.863040][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.863117][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.863153][ T29] r4:86868980 [ 1269.863170][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.863239][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.863271][ T29] r4:867d6680 [ 1269.863288][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.863333][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.863362][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.863396][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.863426][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.863485][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.863519][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.863550][ T29] INFO: task kworker/0:380:5143 blocked for more than 432 seconds. [ 1269.863602][ T29] Not tainted syzkaller #0 [ 1269.863637][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.863668][ T29] task:kworker/0:380 state:D stack:0 pid:5143 tgid:5143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.863732][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.863778][ T29] Call trace: [ 1269.863803][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.863872][ T29] r10:ebc55da4 r9:ebc55dac r8:00000002 r7:60000113 r6:82cd9e0c r5:860724c0 [ 1269.863906][ T29] r4:860724c0 [ 1269.863926][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.863981][ T29] r5:860724c0 r4:82cd9e08 [ 1269.864031][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.864087][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.864155][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc55e28 [ 1269.864175][ T29] r4:86ad5180 [ 1269.864190][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.864240][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.864291][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.864353][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.864373][ T29] r4:86ad5180 [ 1269.864389][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.864449][ T29] r9:860724c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a7000 [ 1269.864469][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.864524][ T29] r5:00001000 r4:ebd51000 [ 1269.864540][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.864588][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.864643][ T29] r5:867cd398 r4:867cd398 [ 1269.864658][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.864725][ T29] r7:dddd1000 r6:8302b000 r5:867cd398 r4:86739400 [ 1269.864741][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.864806][ T29] r10:dddd1000 r9:86739430 r8:860724c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.864826][ T29] r4:86739400 [ 1269.864840][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.864922][ T29] r10:00000000 r9:ebbe1e88 r8:86adc580 r7:86739400 r6:80277df8 r5:860724c0 [ 1269.864969][ T29] r4:86ad5680 [ 1269.864998][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.865051][ T29] Exception stack(0xebc55fb0 to 0xebc55ff8) [ 1269.865082][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.865118][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.865150][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.865186][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86ad5680 [ 1269.865599][ T29] INFO: task kworker/0:380:5143 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.865635][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.865726][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.865796][ T29] Call trace: [ 1269.865844][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.865922][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.865944][ T29] r4:00000000 [ 1269.865959][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.866077][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.866120][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.866196][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.866240][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.866316][ T29] r5:80000013 r4:80239788 [ 1269.866335][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.866400][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.866470][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.866509][ T29] r4:eac49de0 [ 1269.866537][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.866611][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.866644][ T29] r4:867d62c0 [ 1269.866662][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.866734][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.866753][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.866809][ T29] r5:00001000 r4:eb983000 [ 1269.866826][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.866878][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.866934][ T29] r5:868d1798 r4:868d1798 [ 1269.866949][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.867012][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.867029][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.867103][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.867125][ T29] r4:86868980 [ 1269.867141][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.867231][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.867255][ T29] r4:867d6680 [ 1269.867271][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.867318][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.867386][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.867444][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.867493][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.867568][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.867589][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.867613][ T29] INFO: task kworker/0:381:5144 blocked for more than 432 seconds. [ 1269.867649][ T29] Not tainted syzkaller #0 [ 1269.867669][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.867693][ T29] task:kworker/0:381 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.867760][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.867804][ T29] Call trace: [ 1269.867830][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.867899][ T29] r10:ebc71da4 r9:ebc71dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86b36e40 [ 1269.867955][ T29] r4:86b36e40 [ 1269.888662][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.888834][ T29] r5:86b36e40 r4:82cd9e08 [ 1269.888853][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.888927][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.889006][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e28 [ 1269.889027][ T29] r4:8693ac40 [ 1269.889044][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.889101][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.889166][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.889232][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.889254][ T29] r4:8693ac40 [ 1269.889269][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.889365][ T29] r9:86b36e40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a1000 [ 1269.889388][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.889466][ T29] r5:00001000 r4:ebccf000 [ 1269.889486][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.889551][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.889612][ T29] r5:867cdb98 r4:867cdb98 [ 1269.889642][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.889731][ T29] r7:dddd1000 r6:8302b000 r5:867cdb98 r4:86adc300 [ 1269.889764][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.889833][ T29] r10:00000000 r9:86adc330 r8:86b36e40 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.889854][ T29] r4:86adc300 [ 1269.889872][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.889938][ T29] r10:00000000 r9:ebc55e88 r8:86adc280 r7:86adc300 r6:80277df8 r5:86b36e40 [ 1269.889958][ T29] r4:86ad5240 [ 1269.889982][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.890061][ T29] Exception stack(0xebc71fb0 to 0xebc71ff8) [ 1269.890099][ T29] 1fa0: 00000000 00000000 00000000 00000000 [ 1269.890144][ T29] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.890178][ T29] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.890217][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86ad5240 [ 1269.890944][ T29] INFO: task kworker/0:381:5144 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.890989][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.891082][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.891139][ T29] Call trace: [ 1269.891167][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.891243][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.891268][ T29] r4:00000000 [ 1269.891285][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.891341][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.891378][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.891412][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.891453][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.891481][ T29] r5:80000013 r4:80239788 [ 1269.891517][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.891587][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.891659][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.891678][ T29] r4:eac49de0 [ 1269.891693][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.891768][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.891789][ T29] r4:867d62c0 [ 1269.891805][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.891867][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.891885][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.891956][ T29] r5:00001000 r4:eb983000 [ 1269.891976][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.892027][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.892083][ T29] r5:868d1798 r4:868d1798 [ 1269.892097][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.892160][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.892247][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.892332][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.892383][ T29] r4:86868980 [ 1269.892402][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.892469][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.892490][ T29] r4:867d6680 [ 1269.892504][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.892548][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.892578][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.892625][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.892674][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.892735][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.892777][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.931344][ T29] INFO: task kworker/0:382:5147 blocked for more than 432 seconds. [ 1269.931457][ T29] Not tainted syzkaller #0 [ 1269.931482][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.931714][ T29] task:kworker/0:382 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.931803][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.931899][ T29] Call trace: [ 1269.931931][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.932014][ T29] r10:ebcf9da4 r9:ebcf9dac r8:00000002 r7:60000113 r6:82cd9e0c r5:86073100 [ 1269.932049][ T29] r4:86073100 [ 1269.932098][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.932162][ T29] r5:86073100 r4:82cd9e08 [ 1269.932178][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.932435][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.932510][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e28 [ 1269.932532][ T29] r4:868f6e00 [ 1269.932561][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.932615][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.932683][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.932759][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.932807][ T29] r4:868f6e00 [ 1269.932826][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.932893][ T29] r9:86073100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a5000 [ 1269.932910][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.932964][ T29] r5:00001000 r4:ebceb000 [ 1269.933178][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.933241][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.933311][ T29] r5:86a2e798 r4:86a2e798 [ 1269.933342][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.933506][ T29] r7:dddd1000 r6:8302b000 r5:86a2e798 r4:8687a280 [ 1269.934033][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.934126][ T29] r10:00000000 r9:8687a2b0 r8:86073100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.934153][ T29] r4:8687a280 [ 1269.934169][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.934238][ T29] r10:00000000 r9:ebc55e88 r8:86adc780 r7:8687a280 r6:80277df8 r5:86073100 [ 1269.934259][ T29] r4:86ad5800 [ 1269.934274][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.934344][ T29] Exception stack(0xebcf9fb0 to 0xebcf9ff8) [ 1269.934383][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.934415][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.934448][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.934484][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86ad5800 [ 1269.935189][ T29] INFO: task kworker/0:382:5147 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.935236][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.935321][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.935687][ T29] Call trace: [ 1269.935735][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.935811][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.935833][ T29] r4:00000000 [ 1269.935848][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.935899][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.935934][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.935972][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.936012][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.936039][ T29] r5:80000013 r4:80239788 [ 1269.936183][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.936252][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.936336][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.936447][ T29] r4:eac49de0 [ 1269.936466][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.936533][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.936582][ T29] r4:867d62c0 [ 1269.936603][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.936667][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.936716][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.936777][ T29] r5:00001000 r4:eb983000 [ 1269.936794][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.936843][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.936898][ T29] r5:868d1798 r4:868d1798 [ 1269.936913][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.936980][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.936995][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.937084][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.937108][ T29] r4:86868980 [ 1269.937122][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.937186][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.937216][ T29] r4:867d6680 [ 1269.937233][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.937282][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.937314][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.937572][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.937609][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.937645][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.937679][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.937721][ T29] INFO: task kworker/0:383:5148 blocked for more than 432 seconds. [ 1269.937759][ T29] Not tainted syzkaller #0 [ 1269.937779][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.938079][ T29] task:kworker/0:383 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.968531][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.968666][ T29] Call trace: [ 1269.968697][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.968793][ T29] r10:dfb75da4 r9:dfb75dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86b34980 [ 1269.968816][ T29] r4:86b34980 [ 1269.968833][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.968893][ T29] r5:86b34980 r4:82cd9e08 [ 1269.968909][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.968985][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.969056][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e28 [ 1269.969076][ T29] r4:868f6c80 [ 1269.969091][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.969140][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.969196][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.969284][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.969308][ T29] r4:868f6c80 [ 1269.969323][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.969389][ T29] r9:86b34980 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0a9000 [ 1269.969409][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.969462][ T29] r5:00001000 r4:ebd73000 [ 1269.969479][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.969528][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.969583][ T29] r5:86a2db98 r4:86a2db98 [ 1269.969611][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.969683][ T29] r7:dddd1000 r6:8302b000 r5:86a2db98 r4:86adc100 [ 1269.969722][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.969793][ T29] r10:dddd1000 r9:86adc130 r8:86b34980 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.969813][ T29] r4:86adc100 [ 1269.969828][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.969892][ T29] r10:00000000 r9:ebc55e88 r8:86adc080 r7:86adc100 r6:80277df8 r5:86b34980 [ 1269.969912][ T29] r4:86ad61c0 [ 1269.969927][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.969975][ T29] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1269.970006][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1269.970077][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.970121][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.970158][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:86ad61c0 [ 1269.970882][ T29] INFO: task kworker/0:383:5148 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.970940][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.971116][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.971168][ T29] Call trace: [ 1269.971211][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.971345][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.971371][ T29] r4:00000000 [ 1269.971387][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.971456][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.971507][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.971555][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.971585][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.971612][ T29] r5:80000013 r4:80239788 [ 1269.971717][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.971789][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.971859][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.971878][ T29] r4:eac49de0 [ 1269.971893][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.971956][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.971976][ T29] r4:867d62c0 [ 1269.971993][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.972080][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.972102][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.972171][ T29] r5:00001000 r4:eb983000 [ 1269.972190][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.972242][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.972297][ T29] r5:868d1798 r4:868d1798 [ 1269.972321][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.972388][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.972416][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.972483][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.972504][ T29] r4:86868980 [ 1269.972519][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.972583][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.972603][ T29] r4:867d6680 [ 1269.972618][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.972662][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.972692][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.972748][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.972783][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.972818][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.972879][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1269.972941][ T29] INFO: task kworker/0:385:5152 blocked for more than 432 seconds. [ 1269.972988][ T29] Not tainted syzkaller #0 [ 1269.973011][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1269.973040][ T29] task:kworker/0:385 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.973098][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.973139][ T29] Call trace: [ 1269.973186][ T29] [<81b71894>] (__schedule) from [<81b72d2c>] (schedule+0x2c/0xec) [ 1269.973278][ T29] r10:ebde9da4 r9:ebde9dac r8:00000002 r7:60000013 r6:82cd9e0c r5:86b33100 [ 1269.973312][ T29] r4:86b33100 [ 1269.973339][ T29] [<81b72d00>] (schedule) from [<81b72e70>] (schedule_preempt_disabled+0x18/0x24) [ 1269.973396][ T29] r5:86b33100 r4:82cd9e08 [ 1269.973411][ T29] [<81b72e58>] (schedule_preempt_disabled) from [<81b75fe8>] (__mutex_lock.constprop.0+0x50c/0xa48) [ 1269.973463][ T29] [<81b75adc>] (__mutex_lock.constprop.0) from [<81b765f8>] (__mutex_lock_slowpath+0x14/0x18) [ 1269.973526][ T29] r10:82a0b444 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebde9e28 [ 1269.973546][ T29] r4:868f6a40 [ 1269.973561][ T29] [<81b765e4>] (__mutex_lock_slowpath) from [<81b76638>] (mutex_lock+0x3c/0x40) [ 1269.973636][ T29] [<81b765fc>] (mutex_lock) from [<8051fc48>] (_vm_unmap_aliases+0x5c/0x238) [ 1269.973692][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.973792][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.973813][ T29] r4:868f6a40 [ 1269.973838][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.973902][ T29] r9:86b33100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f0ab000 [ 1269.973930][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.973990][ T29] r5:00001000 r4:ebe0b000 [ 1269.974056][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.974114][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.974169][ T29] r5:86a2d398 r4:86a2d398 [ 1269.974183][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.974248][ T29] r7:dddd1000 r6:8302b000 r5:86a2d398 r4:8683ae00 [ 1269.974263][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.974329][ T29] r10:00000000 r9:8683ae30 r8:86b33100 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.974349][ T29] r4:8683ae00 [ 1269.974363][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.974427][ T29] r10:00000000 r9:ebddde88 r8:8683ad80 r7:8683ae00 r6:80277df8 r5:86b33100 [ 1269.974448][ T29] r4:8693afc0 [ 1269.974463][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.974506][ T29] Exception stack(0xebde9fb0 to 0xebde9ff8) [ 1269.974537][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.974573][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.974612][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.974650][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:8693afc0 [ 1269.975099][ T29] INFO: task kworker/0:385:5152 is blocked on a mutex likely owned by task kworker/0:274:4928. [ 1269.975138][ T29] task:kworker/0:274 state:R running task stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1269.975206][ T29] Workqueue: events bpf_prog_free_deferred [ 1269.975324][ T29] Call trace: [ 1269.975352][ T29] [<81b71894>] (__schedule) from [<81b7311c>] (preempt_schedule_irq+0x40/0xa8) [ 1269.975496][ T29] r10:82a0b498 r9:86a755c0 r8:80200c04 r7:eac49d7c r6:ffffffff r5:86a755c0 [ 1269.975522][ T29] r4:00000000 [ 1269.975537][ T29] [<81b730dc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1269.975619][ T29] Exception stack(0xeac49d48 to 0xeac49d90) [ 1269.975671][ T29] 9d40: b0ef4000 ed43f000 00000000 80239770 82cd91a0 82cd9de4 [ 1269.975758][ T29] 9d60: 7f067000 ed43f000 00000000 00000001 82a0b498 eac49dbc ed43f000 eac49d98 [ 1269.975830][ T29] 9d80: 802306b0 80239788 80000013 ffffffff [ 1269.975859][ T29] r5:80000013 r4:80239788 [ 1269.975875][ T29] [<80230650>] (flush_tlb_kernel_range) from [<8051f9fc>] (__purge_vmap_area_lazy+0x28c/0x47c) [ 1269.975940][ T29] [<8051f770>] (__purge_vmap_area_lazy) from [<8051fdd4>] (_vm_unmap_aliases+0x1e8/0x238) [ 1269.976034][ T29] r10:00000000 r9:eac49de0 r8:00000000 r7:ffffffff r6:00000008 r5:eac49e28 [ 1269.976059][ T29] r4:eac49de0 [ 1269.976074][ T29] [<8051fbec>] (_vm_unmap_aliases) from [<805239d8>] (vfree+0x110/0x17c) [ 1269.976138][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:00000000 [ 1269.976159][ T29] r4:867d62c0 [ 1269.976175][ T29] [<805238c8>] (vfree) from [<8059a6e8>] (execmem_free+0x30/0x50) [ 1269.976237][ T29] r9:86a755c0 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05b000 [ 1269.976501][ T29] [<8059a6b8>] (execmem_free) from [<803dda98>] (bpf_jit_free_exec+0x10/0x14) [ 1269.976562][ T29] r5:00001000 r4:eb983000 [ 1269.976581][ T29] [<803dda88>] (bpf_jit_free_exec) from [<803ddf88>] (bpf_jit_free+0x64/0xe0) [ 1269.976634][ T29] [<803ddf24>] (bpf_jit_free) from [<803df060>] (bpf_prog_free_deferred+0x148/0x160) [ 1269.976691][ T29] r5:868d1798 r4:868d1798 [ 1269.976705][ T29] [<803def18>] (bpf_prog_free_deferred) from [<802772b8>] (process_one_work+0x1c8/0x580) [ 1269.976773][ T29] r7:dddd1000 r6:8302b000 r5:868d1798 r4:86868980 [ 1269.976789][ T29] [<802770f0>] (process_one_work) from [<80277f64>] (worker_thread+0x16c/0x318) [ 1269.976856][ T29] r10:00000000 r9:868689b0 r8:86a755c0 r7:82a03d80 r6:dddd1020 r5:dddd1000 [ 1269.977111][ T29] r4:86868980 [ 1269.977160][ T29] [<80277df8>] (worker_thread) from [<802827b4>] (kthread+0x11c/0x154) [ 1269.977232][ T29] r10:00000000 r9:eac71e88 r8:86868900 r7:86868980 r6:80277df8 r5:86a755c0 [ 1269.977256][ T29] r4:867d6680 [ 1269.977271][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1269.977371][ T29] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1269.977406][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1269.977442][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1269.977543][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1269.977582][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:867d6680 [ 1269.977600][ T29] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1270.053925][ T29] NMI backtrace for cpu 1 [ 1270.054445][ T29] CPU: 1 UID: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1270.054599][ T29] Hardware name: ARM-Versatile Express [ 1270.054682][ T29] Call trace: [ 1270.054747][ T29] [<80201998>] (dump_backtrace) from [<80201a8c>] (show_stack+0x18/0x1c) [ 1270.054858][ T29] r7:60000093 r6:60000093 r5:82336570 r4:00000000 [ 1270.054878][ T29] [<80201a74>] (show_stack) from [<8021ec68>] (dump_stack_lvl+0x5c/0x70) [ 1270.054933][ T29] [<8021ec0c>] (dump_stack_lvl) from [<8021ec94>] (dump_stack+0x18/0x1c) [ 1270.055028][ T29] r7:00000000 r6:00000013 r5:00000001 r4:00000001 [ 1270.055063][ T29] [<8021ec7c>] (dump_stack) from [<81b5aefc>] (nmi_cpu_backtrace+0x150/0x170) [ 1270.055137][ T29] [<81b5adac>] (nmi_cpu_backtrace) from [<81b5b050>] (nmi_trigger_cpumask_backtrace+0x134/0x208) [ 1270.055207][ T29] r7:82a0b150 r6:83320c40 r5:82a1c7b8 r4:ffffffff [ 1270.055226][ T29] [<81b5af1c>] (nmi_trigger_cpumask_backtrace) from [<802300d4>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1270.055303][ T29] r9:82a0b2f0 r8:00000072 r7:82a1ce80 r6:82ccce2c r5:00007b40 r4:00000048 [ 1270.055323][ T29] [<802300bc>] (arch_trigger_cpumask_backtrace) from [<81b62b8c>] (sys_info+0x68/0xa8) [ 1270.055396][ T29] [<81b62b24>] (sys_info) from [<80390a60>] (watchdog+0x3a0/0x848) [ 1270.055484][ T29] r5:00007b40 r4:0000000a [ 1270.055505][ T29] [<803906c0>] (watchdog) from [<802827b4>] (kthread+0x11c/0x154) [ 1270.055573][ T29] r10:00000000 r9:df819e60 r8:831d5600 r7:00000000 r6:803906c0 r5:83320c40 [ 1270.055592][ T29] r4:833dd080 [ 1270.055609][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1270.055657][ T29] Exception stack(0xdf8d5fb0 to 0xdf8d5ff8) [ 1270.055692][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1270.055731][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1270.055759][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1270.055794][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:833dd080 [ 1270.056033][ T29] Sending NMI from CPU 1 to CPUs 0: [ 1270.056734][ C0] NMI backtrace for cpu 0 [ 1270.056901][ C0] CPU: 0 UID: 0 PID: 2826 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1270.056941][ C0] Hardware name: ARM-Versatile Express [ 1270.056980][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1270.057041][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 1270.057087][ C0] pc : [<81b7c1f4>] lr : [<80b0d95c>] psr: 60000113 [ 1270.057118][ C0] sp : eb03dec8 ip : eb03ded8 fp : eb03ded4 [ 1270.057146][ C0] r10: 82b5e31c r9 : 00000000 r8 : 00000000 [ 1270.057179][ C0] r7 : 00000117 r6 : 82b5e280 r5 : 00000000 r4 : 00000001 [ 1270.057215][ C0] r3 : 000015eb r2 : 00000000 r1 : 60000113 r0 : 84fc0840 [ 1270.057319][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1270.057381][ C0] Control: 30c5387d Table: 865b2b00 DAC: fffffffd [ 1270.057431][ C0] Call trace: [ 1270.057459][ C0] [<81b7c1cc>] (_raw_spin_unlock_irqrestore) from [<80b0d95c>] (pl011_console_device_unlock+0x20/0x24) [ 1270.057512][ C0] [<80b0d93c>] (pl011_console_device_unlock) from [<802ed2c8>] (nbcon_emit_one+0x88/0x100) [ 1270.057563][ C0] [<802ed240>] (nbcon_emit_one) from [<802ed548>] (nbcon_kthread_func+0x208/0x2ec) [ 1270.057614][ C0] r6:82cc92ec r5:82b5e280 r4:839d3100 [ 1270.057627][ C0] [<802ed340>] (nbcon_kthread_func) from [<802827b4>] (kthread+0x11c/0x154) [ 1270.057684][ C0] r10:00000000 r9:df92db38 r8:84cfd080 r7:82b5e280 r6:802ed340 r5:839d3100 [ 1270.057699][ C0] r4:84cf1e80 [ 1270.057719][ C0] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1270.057757][ C0] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1270.057785][ C0] dfa0: 00000000 00000000 00000000 00000000 [ 1270.057812][ C0] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1270.057881][ C0] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1270.057913][ C0] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:84cf1e80 [ 1270.107632][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 1271.612473][ T29] CPU: 1 UID: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1271.612868][ T29] Hardware name: ARM-Versatile Express [ 1271.613111][ T29] Call trace: [ 1271.613379][ T29] [<80201998>] (dump_backtrace) from [<80201a8c>] (show_stack+0x18/0x1c) [ 1271.613838][ T29] r7:82a20f78 r6:00000000 r5:82336570 r4:00000001 [ 1271.614113][ T29] [<80201a74>] (show_stack) from [<8021ec68>] (dump_stack_lvl+0x5c/0x70) [ 1271.614549][ T29] [<8021ec0c>] (dump_stack_lvl) from [<8021ec94>] (dump_stack+0x18/0x1c) [ 1271.614958][ T29] r7:82a20f78 r6:00000000 r5:83320c40 r4:82c85d40 [ 1271.615200][ T29] [<8021ec7c>] (dump_stack) from [<80202590>] (vpanic+0x114/0x320) [ 1271.615619][ T29] [<8020247c>] (vpanic) from [<802027d0>] (trace_suspend_resume+0x0/0x100) [ 1271.616001][ T29] r7:82a1ce80 [ 1271.616186][ T29] [<8020279c>] (panic) from [<80390a78>] (watchdog+0x3b8/0x848) [ 1271.616522][ T29] r3:00000001 r2:00000000 r1:00000000 r0:8233726c [ 1271.616860][ T29] [<803906c0>] (watchdog) from [<802827b4>] (kthread+0x11c/0x154) [ 1271.617241][ T29] r10:00000000 r9:df819e60 r8:831d5600 r7:00000000 r6:803906c0 r5:83320c40 [ 1271.617588][ T29] r4:833dd080 [ 1271.617726][ T29] [<80282698>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1271.618205][ T29] Exception stack(0xdf8d5fb0 to 0xdf8d5ff8) [ 1271.618512][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1271.618987][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1271.619275][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1271.619589][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80282698 r4:833dd080 [ 1271.623630][ T29] Rebooting in 86400 seconds..