Warning: Permanently added '[localhost]:55098' (ED25519) to the list of known hosts. 1970/01/01 00:06:05 parsed 1 programs [ 368.582257][ T29] audit: type=1400 audit(368.450:100): avc: denied { unlink } for pid=4234 comm="syz-executor" name="swap-file" dev="vda" ino=811 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" Setting up swapspace version 1, size = 127995904 bytes [ 376.768703][ T4234] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 390.816344][ T29] audit: type=1401 audit(390.680:101): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 397.761666][ T4439] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 397.765338][ T4439] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 398.641299][ T4439] hsr_slave_0: entered promiscuous mode [ 398.644138][ T4439] hsr_slave_1: entered promiscuous mode [ 398.963210][ T4439] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 398.974195][ T4439] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 398.984814][ T4439] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 398.992379][ T4439] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 399.853212][ T4439] 8021q: adding VLAN 0 to HW filter on device bond0 [ 402.463278][ T4439] veth0_vlan: entered promiscuous mode [ 402.486898][ T4439] veth1_vlan: entered promiscuous mode [ 402.533733][ T4439] veth0_macvtap: entered promiscuous mode [ 402.540955][ T4439] veth1_macvtap: entered promiscuous mode [ 402.585378][ T520] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 402.601147][ T520] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 402.606063][ T520] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 402.607079][ T520] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 402.845096][ T1314] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 403.024278][ T1314] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 403.086197][ T1314] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 403.156831][ T1314] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 403.453480][ T1314] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 403.462314][ T1314] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 403.466954][ T1314] bond0 (unregistering): Released all slaves [ 403.551813][ T1314] hsr_slave_0: left promiscuous mode [ 403.553734][ T1314] hsr_slave_1: left promiscuous mode [ 403.562890][ T1314] veth1_macvtap: left promiscuous mode [ 403.563231][ T1314] veth0_macvtap: left promiscuous mode [ 403.563523][ T1314] veth1_vlan: left promiscuous mode [ 403.563676][ T1314] veth0_vlan: left promiscuous mode 1970/01/01 00:06:48 executed programs: 0 [ 411.593691][ T4878] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 411.602816][ T4878] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 412.798410][ T4878] hsr_slave_0: entered promiscuous mode [ 412.801036][ T4878] hsr_slave_1: entered promiscuous mode [ 413.596837][ T4878] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 413.612601][ T4878] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 413.622806][ T4878] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 413.636060][ T4878] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 416.090902][ T4878] 8021q: adding VLAN 0 to HW filter on device bond0 [ 425.175350][ T4878] veth0_vlan: entered promiscuous mode [ 425.230378][ T4878] veth1_vlan: entered promiscuous mode [ 425.521742][ T4878] veth0_macvtap: entered promiscuous mode [ 425.535398][ T4878] veth1_macvtap: entered promiscuous mode [ 425.705997][ T4949] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 425.714231][ T4949] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 425.714743][ T4949] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 425.730102][ T4949] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:07:06 executed programs: 2 [ 426.672282][ T29] audit: type=1400 audit(426.540:102): avc: denied { prog_load } for pid=5278 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 426.682504][ T29] audit: type=1400 audit(426.540:103): avc: denied { bpf } for pid=5278 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 426.684095][ T29] audit: type=1400 audit(426.540:104): avc: denied { perfmon } for pid=5278 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 426.940173][ T29] audit: type=1400 audit(426.810:105): avc: denied { prog_run } for pid=5278 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:07:11 executed programs: 21 1970/01/01 00:07:16 executed programs: 39 1970/01/01 00:07:21 executed programs: 58 1970/01/01 00:07:27 executed programs: 75 1970/01/01 00:07:32 executed programs: 91 1970/01/01 00:07:37 executed programs: 108 1970/01/01 00:07:42 executed programs: 122 1970/01/01 00:07:48 executed programs: 135 1970/01/01 00:07:53 executed programs: 149 1970/01/01 00:07:58 executed programs: 163 1970/01/01 00:08:04 executed programs: 174 1970/01/01 00:08:09 executed programs: 185 1970/01/01 00:08:14 executed programs: 199 1970/01/01 00:08:19 executed programs: 209 1970/01/01 00:08:25 executed programs: 222 1970/01/01 00:08:30 executed programs: 240 1970/01/01 00:08:36 executed programs: 251 1970/01/01 00:08:41 executed programs: 263 1970/01/01 00:08:46 executed programs: 276 1970/01/01 00:08:51 executed programs: 289 1970/01/01 00:08:56 executed programs: 303 1970/01/01 00:09:01 executed programs: 314 1970/01/01 00:09:06 executed programs: 325 1970/01/01 00:09:12 executed programs: 338 1970/01/01 00:09:17 executed programs: 350 1970/01/01 00:09:22 executed programs: 363 1970/01/01 00:09:27 executed programs: 375 1970/01/01 00:09:32 executed programs: 389 1970/01/01 00:09:38 executed programs: 402 1970/01/01 00:09:43 executed programs: 413 1970/01/01 00:09:48 executed programs: 424 1970/01/01 00:09:54 executed programs: 435 1970/01/01 00:09:59 executed programs: 447 1970/01/01 00:10:04 executed programs: 459 1970/01/01 00:10:09 executed programs: 472 1970/01/01 00:10:15 executed programs: 483 1970/01/01 00:10:20 executed programs: 497 1970/01/01 00:10:25 executed programs: 510 1970/01/01 00:10:30 executed programs: 524 1970/01/01 00:10:36 executed programs: 536 1970/01/01 00:10:42 executed programs: 549 1970/01/01 00:10:47 executed programs: 560 1970/01/01 00:10:52 executed programs: 570 1970/01/01 00:10:57 executed programs: 581 1970/01/01 00:11:03 executed programs: 593 [ 667.536038][ T31] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 667.706394][ T31] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 667.782542][ T31] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 667.895467][ T31] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 668.655758][ T31] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 668.729590][ T31] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 668.736979][ T31] bond0 (unregistering): Released all slaves [ 668.931614][ T31] hsr_slave_0: left promiscuous mode [ 668.944942][ T31] hsr_slave_1: left promiscuous mode [ 668.982790][ T31] veth1_macvtap: left promiscuous mode [ 668.984071][ T31] veth0_macvtap: left promiscuous mode [ 668.985028][ T31] veth1_vlan: left promiscuous mode [ 668.985959][ T31] veth0_vlan: left promiscuous mode [ 675.131324][ T7105] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 675.137324][ T7105] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 677.713515][ T7105] hsr_slave_0: entered promiscuous mode [ 677.718829][ T7105] hsr_slave_1: entered promiscuous mode [ 679.428477][ T7105] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 679.436320][ T7105] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 679.469605][ T7105] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 679.505254][ T7105] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 681.740289][ T7105] 8021q: adding VLAN 0 to HW filter on device bond0 [ 688.998692][ T7105] veth0_vlan: entered promiscuous mode [ 689.118892][ T7105] veth1_vlan: entered promiscuous mode [ 689.329445][ T7105] veth0_macvtap: entered promiscuous mode [ 689.354752][ T7105] veth1_macvtap: entered promiscuous mode [ 689.770292][ T31] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 689.773451][ T31] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 689.778308][ T31] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 689.778692][ T31] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:11:30 executed programs: 602 1970/01/01 00:11:35 executed programs: 619 1970/01/01 00:11:41 executed programs: 629 1970/01/01 00:11:46 executed programs: 638 1970/01/01 00:11:51 executed programs: 648 1970/01/01 00:11:56 executed programs: 657 1970/01/01 00:12:01 executed programs: 669 1970/01/01 00:12:07 executed programs: 680 1970/01/01 00:12:12 executed programs: 693 1970/01/01 00:12:17 executed programs: 704 1970/01/01 00:12:23 executed programs: 716 1970/01/01 00:12:28 executed programs: 727 1970/01/01 00:12:33 executed programs: 739 1970/01/01 00:12:38 executed programs: 750 1970/01/01 00:12:43 executed programs: 761 1970/01/01 00:12:48 executed programs: 774 1970/01/01 00:12:54 executed programs: 784 1970/01/01 00:12:59 executed programs: 796 1970/01/01 00:13:04 executed programs: 807 1970/01/01 00:13:09 executed programs: 823 1970/01/01 00:13:14 executed programs: 833 1970/01/01 00:13:20 executed programs: 845 1970/01/01 00:13:25 executed programs: 857 1970/01/01 00:13:30 executed programs: 867 1970/01/01 00:13:36 executed programs: 879 1970/01/01 00:13:41 executed programs: 890 1970/01/01 00:13:46 executed programs: 902 1970/01/01 00:13:52 executed programs: 913 1970/01/01 00:13:57 executed programs: 925 1970/01/01 00:14:02 executed programs: 935 1970/01/01 00:14:08 executed programs: 946 1970/01/01 00:14:13 executed programs: 958 1970/01/01 00:14:18 executed programs: 970 1970/01/01 00:14:24 executed programs: 983 1970/01/01 00:14:29 executed programs: 994 1970/01/01 00:14:34 executed programs: 1005 1970/01/01 00:14:39 executed programs: 1020 1970/01/01 00:14:45 executed programs: 1032 1970/01/01 00:14:50 executed programs: 1042 1970/01/01 00:14:55 executed programs: 1053 1970/01/01 00:15:00 executed programs: 1065 1970/01/01 00:15:06 executed programs: 1075 1970/01/01 00:15:11 executed programs: 1088 1970/01/01 00:15:16 executed programs: 1101 1970/01/01 00:15:21 executed programs: 1111 1970/01/01 00:15:27 executed programs: 1123 1970/01/01 00:15:32 executed programs: 1135 1970/01/01 00:15:38 executed programs: 1146 1970/01/01 00:15:43 executed programs: 1159 1970/01/01 00:15:48 executed programs: 1171 1970/01/01 00:15:54 executed programs: 1184 1970/01/01 00:15:59 executed programs: 1196 [ 962.854758][ T318] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 963.021534][ T318] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 963.110865][ T318] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 963.226924][ T318] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 964.101543][ T318] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 964.153494][ T318] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 964.258367][ T318] bond0 (unregistering): Released all slaves [ 964.468144][ T318] hsr_slave_0: left promiscuous mode [ 964.480944][ T318] hsr_slave_1: left promiscuous mode [ 964.510706][ T318] veth1_macvtap: left promiscuous mode [ 964.528442][ T318] veth0_macvtap: left promiscuous mode [ 964.529012][ T318] veth1_vlan: left promiscuous mode [ 964.529172][ T318] veth0_vlan: left promiscuous mode [ 971.083450][ T9060] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 971.087281][ T9060] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 973.454139][ T9060] hsr_slave_0: entered promiscuous mode [ 973.458833][ T9060] hsr_slave_1: entered promiscuous mode [ 974.593057][ T9060] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 974.603510][ T9060] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 974.633298][ T9060] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 974.649795][ T9060] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 976.733088][ T9060] 8021q: adding VLAN 0 to HW filter on device bond0 [ 985.047498][ T9060] veth0_vlan: entered promiscuous mode [ 985.083346][ T9060] veth1_vlan: entered promiscuous mode [ 985.279103][ T9060] veth0_macvtap: entered promiscuous mode [ 985.287222][ T9060] veth1_macvtap: entered promiscuous mode [ 985.459704][ T520] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 985.461534][ T520] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 985.462713][ T520] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 985.472090][ T520] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:16:25 executed programs: 1202 1970/01/01 00:16:30 executed programs: 1216 1970/01/01 00:16:36 executed programs: 1226 1970/01/01 00:16:41 executed programs: 1243 1970/01/01 00:16:47 executed programs: 1254 1970/01/01 00:16:52 executed programs: 1264 1970/01/01 00:16:58 executed programs: 1276 1970/01/01 00:17:03 executed programs: 1286 1970/01/01 00:17:08 executed programs: 1297 1970/01/01 00:17:13 executed programs: 1309 1970/01/01 00:17:18 executed programs: 1320 1970/01/01 00:17:24 executed programs: 1331 [ 1046.388965][ T30] INFO: task kworker/1:18:5394 blocked for more than 430 seconds. [ 1046.389781][ T30] Not tainted syzkaller #0 [ 1046.392260][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.393532][ T30] task:kworker/1:18 state:D stack:0 pid:5394 tgid:5394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.394153][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.395321][ T30] Call trace: [ 1046.406764][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.418603][ T30] r10:dfa91d84 r9:829174a8 r8:60000113 r7:829174a8 r6:dfa91d8c r5:839aa400 [ 1046.420458][ T30] r4:839aa400 [ 1046.421144][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.421287][ T30] r5:839aa400 r4:829174a4 [ 1046.421306][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.421387][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.421488][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1046.421520][ T30] r4:00000000 [ 1046.421541][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.421592][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.421650][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.421719][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862bab80 [ 1046.421740][ T30] r4:00000000 [ 1046.421755][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.421833][ T30] r9:83018605 r8:839aa400 r7:00000000 r6:83018600 r5:00001000 r4:7f05b000 [ 1046.421875][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.421962][ T30] r5:00001000 r4:ea863000 [ 1046.421984][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.422042][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.422106][ T30] r5:85b94f8c r4:861ef600 [ 1046.422126][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.422188][ T30] r7:ddde3b40 r6:83018600 r5:85b94f8c r4:861ef600 [ 1046.422290][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.422400][ T30] r10:61c88647 r9:839aa400 r8:861ef62c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1046.422426][ T30] r4:861ef600 [ 1046.422446][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.422526][ T30] r10:00000000 r9:861ef600 r8:802762fc r7:e01c9e60 r6:85aed100 r5:839aa400 [ 1046.422550][ T30] r4:00000001 [ 1046.422718][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.422889][ T30] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1046.423110][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1046.423174][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.423213][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.423351][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.423382][ T30] r4:8610a200 [ 1046.424780][ T30] INFO: task kworker/1:18:5394 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.425053][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.425201][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.425266][ T30] Call trace: [ 1046.425430][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.425534][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.425559][ T30] r4:00000000 [ 1046.425578][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.425638][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.425680][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.425717][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.425743][ T30] 5d60: 80000013 ffffffff [ 1046.425876][ T30] r5:80000013 r4:80239030 [ 1046.425902][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.425980][ T30] r4:82ace224 [ 1046.425999][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.426073][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.426096][ T30] r4:eaa75dc0 [ 1046.426114][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.426187][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.426208][ T30] r4:00000000 [ 1046.426268][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.426423][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.426444][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.426523][ T30] r5:00001000 r4:e0303000 [ 1046.426563][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.426629][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.426833][ T30] r5:8623a38c r4:860cb600 [ 1046.426862][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.426938][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.427016][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.427096][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.427122][ T30] r4:860cb600 [ 1046.427140][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.427211][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.427233][ T30] r4:00000001 [ 1046.427251][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.427301][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.427442][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.451312][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.451412][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.451602][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.451640][ T30] r4:8610ad80 [ 1046.451903][ T30] INFO: task kworker/1:19:5395 blocked for more than 430 seconds. [ 1046.451960][ T30] Not tainted syzkaller #0 [ 1046.451984][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.452024][ T30] task:kworker/1:19 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.452108][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.452307][ T30] Call trace: [ 1046.452346][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.452437][ T30] r10:dfa9dd84 r9:829174a8 r8:60000113 r7:829174a8 r6:dfa9dd8c r5:833a4800 [ 1046.452460][ T30] r4:833a4800 [ 1046.452479][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.452552][ T30] r5:833a4800 r4:829174a4 [ 1046.452650][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.452717][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.452884][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 [ 1046.452936][ T30] r4:00000000 [ 1046.452958][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.453074][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.453177][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.453257][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f94440 [ 1046.453285][ T30] r4:00000000 [ 1046.453303][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.453374][ T30] r9:83018605 r8:833a4800 r7:00000000 r6:83018600 r5:00001000 r4:7f047000 [ 1046.453413][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.453484][ T30] r5:00001000 r4:dfd35000 [ 1046.453504][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.453621][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.453723][ T30] r5:862f5b8c r4:861ef800 [ 1046.453966][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.454177][ T30] r7:ddde3b40 r6:83018600 r5:862f5b8c r4:861ef800 [ 1046.454201][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.454277][ T30] r10:61c88647 r9:833a4800 r8:861ef82c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1046.454299][ T30] r4:861ef800 [ 1046.454316][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.454387][ T30] r10:00000000 r9:861ef800 r8:802762fc r7:e01c9e60 r6:85aed780 r5:833a4800 [ 1046.454410][ T30] r4:00000001 [ 1046.454522][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.454580][ T30] Exception stack(0xdfa9dfb0 to 0xdfa9dff8) [ 1046.454612][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1046.454775][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.454813][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.454855][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.454877][ T30] r4:85ae9d80 [ 1046.455958][ T30] INFO: task kworker/1:19:5395 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.456025][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.456483][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.456651][ T30] Call trace: [ 1046.456781][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.456878][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.456902][ T30] r4:00000000 [ 1046.456984][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.457069][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.457155][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.457196][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.457222][ T30] 5d60: 80000013 ffffffff [ 1046.457264][ T30] r5:80000013 r4:80239030 [ 1046.457287][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.457356][ T30] r4:82ace224 [ 1046.457374][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.469084][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.469141][ T30] r4:eaa75dc0 [ 1046.469157][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.469252][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.469269][ T30] r4:00000000 [ 1046.469282][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.469346][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.469361][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.470436][ T30] r5:00001000 r4:e0303000 [ 1046.470480][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.470751][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.470835][ T30] r5:8623a38c r4:860cb600 [ 1046.470855][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.471022][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.471046][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.471113][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.471133][ T30] r4:860cb600 [ 1046.471147][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.471206][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.471287][ T30] r4:00000001 [ 1046.471485][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.471613][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.471657][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.471694][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.471976][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.472184][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.472213][ T30] r4:8610ad80 [ 1046.472260][ T30] INFO: task kworker/1:21:5414 blocked for more than 430 seconds. [ 1046.472299][ T30] Not tainted syzkaller #0 [ 1046.472323][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.472341][ T30] task:kworker/1:21 state:D stack:0 pid:5414 tgid:5414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.472613][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.472667][ T30] Call trace: [ 1046.472698][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.472785][ T30] r10:e0345d84 r9:829174a8 r8:60000113 r7:829174a8 r6:e0345d8c r5:839b6000 [ 1046.472808][ T30] r4:839b6000 [ 1046.472826][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.472891][ T30] r5:839b6000 r4:829174a4 [ 1046.473127][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.473230][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.473304][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0345e08 [ 1046.473326][ T30] r4:00000000 [ 1046.473344][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.473525][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.473591][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.473792][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862ba040 [ 1046.473819][ T30] r4:00000000 [ 1046.473839][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.473990][ T30] r9:83018605 r8:839b6000 r7:00000000 r6:83018600 r5:00001000 r4:7f055000 [ 1046.474013][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.474077][ T30] r5:00001000 r4:e0289000 [ 1046.474113][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.474176][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.474237][ T30] r5:8622978c r4:861efd00 [ 1046.474293][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.474496][ T30] r7:ddde3b40 r6:83018600 r5:8622978c r4:861efd00 [ 1046.498303][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.498522][ T30] r10:61c88647 r9:839b6000 r8:861efd2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1046.498548][ T30] r4:861efd00 [ 1046.498659][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.498726][ T30] r10:00000000 r9:861efd00 r8:802762fc r7:dfaf5e60 r6:861efd80 r5:839b6000 [ 1046.498744][ T30] r4:00000001 [ 1046.498757][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.498875][ T30] Exception stack(0xe0345fb0 to 0xe0345ff8) [ 1046.498910][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.498976][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.499005][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.499040][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.499058][ T30] r4:8610de40 [ 1046.500005][ T30] INFO: task kworker/1:21:5414 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.500044][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.500285][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.500332][ T30] Call trace: [ 1046.500355][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.500429][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.500485][ T30] r4:00000000 [ 1046.500517][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.500565][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.500597][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.500627][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.500647][ T30] 5d60: 80000013 ffffffff [ 1046.500668][ T30] r5:80000013 r4:80239030 [ 1046.500681][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.500798][ T30] r4:82ace224 [ 1046.500855][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.500926][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.500946][ T30] r4:eaa75dc0 [ 1046.500962][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.501022][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.501042][ T30] r4:00000000 [ 1046.501060][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.501128][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.501147][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.501208][ T30] r5:00001000 r4:e0303000 [ 1046.501290][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.501352][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.501435][ T30] r5:8623a38c r4:860cb600 [ 1046.501452][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.501524][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.501544][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.501630][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.501657][ T30] r4:860cb600 [ 1046.501672][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.501737][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.501756][ T30] r4:00000001 [ 1046.501780][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.501825][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.501921][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.501962][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.502260][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.502335][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.502390][ T30] r4:8610ad80 [ 1046.514465][ T30] INFO: task kworker/0:182:6611 blocked for more than 430 seconds. [ 1046.514644][ T30] Not tainted syzkaller #0 [ 1046.514674][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.514698][ T30] task:kworker/0:182 state:D stack:0 pid:6611 tgid:6611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.514889][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.515030][ T30] Call trace: [ 1046.515070][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.515182][ T30] r10:ea939d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea939d8c r5:8617e000 [ 1046.515208][ T30] r4:8617e000 [ 1046.515227][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.515298][ T30] r5:8617e000 r4:829174a4 [ 1046.515357][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.515429][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.515503][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 [ 1046.515532][ T30] r4:00000000 [ 1046.515550][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.515601][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.515664][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.515741][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8140 [ 1046.515762][ T30] r4:00000000 [ 1046.515833][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.515926][ T30] r9:83018405 r8:8617e000 r7:00000000 r6:83018400 r5:00001000 r4:7f051000 [ 1046.515948][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.516022][ T30] r5:00001000 r4:ea4fd000 [ 1046.516042][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.516102][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.516183][ T30] r5:86270f8c r4:860cb780 [ 1046.516206][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.516277][ T30] r7:dddcfb40 r6:83018400 r5:86270f8c r4:860cb780 [ 1046.516295][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.516367][ T30] r10:61c88647 r9:8617e000 r8:860cb7ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.516408][ T30] r4:860cb780 [ 1046.516429][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.516503][ T30] r10:00000000 r9:860cb780 r8:802762fc r7:eaa75e60 r6:860cb800 r5:8617e000 [ 1046.516531][ T30] r4:00000001 [ 1046.516551][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.516602][ T30] Exception stack(0xea939fb0 to 0xea939ff8) [ 1046.516636][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1046.516672][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.516704][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.516772][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.516803][ T30] r4:8610ad80 [ 1046.540092][ T30] INFO: task kworker/0:182:6611 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.540254][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.540361][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.540492][ T30] Call trace: [ 1046.540530][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.540638][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.540664][ T30] r4:00000000 [ 1046.540685][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.540748][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.540794][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.540832][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.540857][ T30] 5d60: 80000013 ffffffff [ 1046.540884][ T30] r5:80000013 r4:80239030 [ 1046.540903][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.540976][ T30] r4:82ace224 [ 1046.541017][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.541091][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.541112][ T30] r4:eaa75dc0 [ 1046.541128][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.541189][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.541209][ T30] r4:00000000 [ 1046.541223][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.541291][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.541308][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.541363][ T30] r5:00001000 r4:e0303000 [ 1046.541427][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.541493][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.541679][ T30] r5:8623a38c r4:860cb600 [ 1046.541704][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.541781][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.541803][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.541869][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.541891][ T30] r4:860cb600 [ 1046.541971][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.542041][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.542173][ T30] r4:00000001 [ 1046.542198][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.542245][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.542551][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.542600][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.542632][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.542670][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.542690][ T30] r4:8610ad80 [ 1046.542794][ T30] INFO: task kworker/1:246:6676 blocked for more than 430 seconds. [ 1046.542843][ T30] Not tainted syzkaller #0 [ 1046.542865][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.542879][ T30] task:kworker/1:246 state:D stack:0 pid:6676 tgid:6676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.542974][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.543071][ T30] Call trace: [ 1046.543099][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.543170][ T30] r10:eaac1d84 r9:829174a8 r8:60000113 r7:829174a8 r6:eaac1d8c r5:8629c800 [ 1046.543188][ T30] r4:8629c800 [ 1046.543204][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.543310][ T30] r5:8629c800 r4:829174a4 [ 1046.543331][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.543433][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.543504][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1046.543679][ T30] r4:00000000 [ 1046.543708][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.543753][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.543810][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.543871][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8bc0 [ 1046.543891][ T30] r4:00000000 [ 1046.543943][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.544024][ T30] r9:83018605 r8:8629c800 r7:00000000 r6:83018600 r5:00001000 r4:7f059000 [ 1046.544042][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.544098][ T30] r5:00001000 r4:ea82f000 [ 1046.544138][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.544229][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.544301][ T30] r5:8623af8c r4:862c7080 [ 1046.544320][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.544381][ T30] r7:ddde3b40 r6:83018600 r5:8623af8c r4:862c7080 [ 1046.544397][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.544587][ T30] r10:61c88647 r9:8629c800 r8:862c70ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1046.544630][ T30] r4:862c7080 [ 1046.544647][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.544715][ T30] r10:00000000 r9:862c7080 r8:802762fc r7:eaa29e60 r6:862c7200 r5:8629c800 [ 1046.544736][ T30] r4:00000001 [ 1046.544984][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.545095][ T30] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1046.545171][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1046.545239][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.545458][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.545521][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.545549][ T30] r4:85f82d80 [ 1046.546534][ T30] INFO: task kworker/1:246:6676 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.546599][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.546681][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.546911][ T30] Call trace: [ 1046.547231][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.547414][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.569549][ T30] r4:00000000 [ 1046.569650][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.569763][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.569820][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.569853][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.569877][ T30] 5d60: 80000013 ffffffff [ 1046.569905][ T30] r5:80000013 r4:80239030 [ 1046.569974][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.570061][ T30] r4:82ace224 [ 1046.570079][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.570151][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.570173][ T30] r4:eaa75dc0 [ 1046.570191][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.570256][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.570274][ T30] r4:00000000 [ 1046.570352][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.570538][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.570594][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.570670][ T30] r5:00001000 r4:e0303000 [ 1046.570690][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.570750][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.570826][ T30] r5:8623a38c r4:860cb600 [ 1046.570847][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.570916][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.571038][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.571117][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.571141][ T30] r4:860cb600 [ 1046.571159][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.571227][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.571249][ T30] r4:00000001 [ 1046.571294][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.571386][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.571421][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.571456][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.571488][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.571529][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.571553][ T30] r4:8610ad80 [ 1046.571595][ T30] INFO: task kworker/1:248:6683 blocked for more than 430 seconds. [ 1046.571661][ T30] Not tainted syzkaller #0 [ 1046.571687][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.571707][ T30] task:kworker/1:248 state:D stack:0 pid:6683 tgid:6683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.571802][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.571860][ T30] Call trace: [ 1046.571940][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.572021][ T30] r10:eab19d84 r9:829174a8 r8:60000113 r7:829174a8 r6:eab19d8c r5:8629a400 [ 1046.572044][ T30] r4:8629a400 [ 1046.572063][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.572132][ T30] r5:8629a400 r4:829174a4 [ 1046.572150][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.572209][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.572278][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 [ 1046.572301][ T30] r4:00000000 [ 1046.572381][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.572439][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.572536][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.572614][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862bd780 [ 1046.572638][ T30] r4:00000000 [ 1046.572654][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.572756][ T30] r9:83018605 r8:8629a400 r7:00000000 r6:83018600 r5:00001000 r4:7f083000 [ 1046.572805][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.572882][ T30] r5:00001000 r4:eab13000 [ 1046.572903][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.573006][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.573086][ T30] r5:862f438c r4:862c7380 [ 1046.573105][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.573213][ T30] r7:ddde3b40 r6:83018600 r5:862f438c r4:862c7380 [ 1046.573308][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.573459][ T30] r10:61c88647 r9:8629a400 r8:862c73ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1046.573499][ T30] r4:862c7380 [ 1046.573517][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.573668][ T30] r10:00000000 r9:862c7380 r8:802762fc r7:eaac5e60 r6:862c7580 r5:8629a400 [ 1046.573700][ T30] r4:00000001 [ 1046.573718][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.573822][ T30] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1046.573875][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1046.574062][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.574298][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.574347][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.574422][ T30] r4:85f8ba80 [ 1046.575555][ T30] INFO: task kworker/1:248:6683 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.575611][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.575704][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.575804][ T30] Call trace: [ 1046.575840][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.575934][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.575957][ T30] r4:00000000 [ 1046.575975][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.576032][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.576133][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.576180][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.576206][ T30] 5d60: 80000013 ffffffff [ 1046.576233][ T30] r5:80000013 r4:80239030 [ 1046.576250][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.576350][ T30] r4:82ace224 [ 1046.576376][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.576454][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.576479][ T30] r4:eaa75dc0 [ 1046.576498][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.576691][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.576758][ T30] r4:00000000 [ 1046.576793][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.576877][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.576896][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.576966][ T30] r5:00001000 r4:e0303000 [ 1046.576985][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.577050][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.577112][ T30] r5:8623a38c r4:860cb600 [ 1046.577130][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.577230][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.577255][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.577331][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.577355][ T30] r4:860cb600 [ 1046.577372][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.604574][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.604780][ T30] r4:00000001 [ 1046.604837][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.604915][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.604948][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.604976][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.605001][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.605133][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.605152][ T30] r4:8610ad80 [ 1046.605183][ T30] INFO: task kworker/1:249:6688 blocked for more than 430 seconds. [ 1046.605219][ T30] Not tainted syzkaller #0 [ 1046.605238][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.605253][ T30] task:kworker/1:249 state:D stack:0 pid:6688 tgid:6688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.605332][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.605374][ T30] Call trace: [ 1046.605493][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.605572][ T30] r10:eaac9d84 r9:829174a8 r8:60000113 r7:829174a8 r6:eaac9d8c r5:8629d400 [ 1046.605590][ T30] r4:8629d400 [ 1046.605878][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.605998][ T30] r5:8629d400 r4:829174a4 [ 1046.606012][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.606058][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.606112][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1046.606128][ T30] r4:00000000 [ 1046.606140][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.606176][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.606219][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.606276][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f94e40 [ 1046.606293][ T30] r4:00000000 [ 1046.606305][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.606453][ T30] r9:83018605 r8:8629d400 r7:00000000 r6:83018600 r5:00001000 r4:7f057000 [ 1046.606470][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.606527][ T30] r5:00001000 r4:e0291000 [ 1046.606544][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.606597][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.606645][ T30] r5:8623978c r4:862c7680 [ 1046.606658][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.606711][ T30] r7:ddde3b40 r6:83018600 r5:8623978c r4:862c7680 [ 1046.606770][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.606835][ T30] r10:61c88647 r9:8629d400 r8:862c76ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1046.606875][ T30] r4:862c7680 [ 1046.607066][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.607377][ T30] r10:00000000 r9:862c7680 r8:802762fc r7:eaac1e60 r6:862c7700 r5:8629d400 [ 1046.607395][ T30] r4:00000001 [ 1046.607407][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.607442][ T30] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1046.607545][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1046.607580][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.607606][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.607681][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.607833][ T30] r4:862d01c0 [ 1046.612238][ T30] INFO: task kworker/1:249:6688 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.612350][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.612498][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.612580][ T30] Call trace: [ 1046.612614][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.612707][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.612780][ T30] r4:00000000 [ 1046.612805][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.612910][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.612956][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.612993][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.613023][ T30] 5d60: 80000013 ffffffff [ 1046.613286][ T30] r5:80000013 r4:80239030 [ 1046.613322][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.613433][ T30] r4:82ace224 [ 1046.613466][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.613534][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.613560][ T30] r4:eaa75dc0 [ 1046.613577][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.613663][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.613701][ T30] r4:00000000 [ 1046.613720][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.613808][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.613830][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.613929][ T30] r5:00001000 r4:e0303000 [ 1046.613954][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.614111][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.614173][ T30] r5:8623a38c r4:860cb600 [ 1046.614391][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.614452][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.614468][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.614527][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.614545][ T30] r4:860cb600 [ 1046.614574][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.614676][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.614695][ T30] r4:00000001 [ 1046.614708][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.614775][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.614802][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.614890][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.614918][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.615016][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.615037][ T30] r4:8610ad80 [ 1046.615064][ T30] INFO: task kworker/0:184:6696 blocked for more than 430 seconds. [ 1046.615097][ T30] Not tainted syzkaller #0 [ 1046.615116][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.615128][ T30] task:kworker/0:184 state:D stack:0 pid:6696 tgid:6696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.615352][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.615625][ T30] Call trace: [ 1046.615714][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.615822][ T30] r10:eaae9d84 r9:829174a8 r8:60000113 r7:829174a8 r6:eaae9d8c r5:8613ec00 [ 1046.615918][ T30] r4:8613ec00 [ 1046.615933][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.615986][ T30] r5:8613ec00 r4:829174a4 [ 1046.615999][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.616043][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.616097][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 [ 1046.616114][ T30] r4:00000000 [ 1046.616332][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.616373][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.616417][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.616602][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8080 [ 1046.616621][ T30] r4:00000000 [ 1046.616716][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.616781][ T30] r9:83018405 r8:8613ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000 [ 1046.616908][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.616961][ T30] r5:00001000 r4:dfae9000 [ 1046.617016][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.617120][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.617169][ T30] r5:8623bb8c r4:862c0480 [ 1046.617181][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.617230][ T30] r7:dddcfb40 r6:83018400 r5:8623bb8c r4:862c0480 [ 1046.617299][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.617358][ T30] r10:61c88647 r9:8613ec00 r8:862c04ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.617374][ T30] r4:862c0480 [ 1046.617386][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.648566][ T30] r10:00000000 r9:862c0480 r8:802762fc r7:ea939e60 r6:862c0500 r5:8613ec00 [ 1046.648650][ T30] r4:00000001 [ 1046.648668][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.648789][ T30] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 1046.648828][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1046.648857][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.648932][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.648969][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.649013][ T30] r4:862c80c0 [ 1046.649970][ T30] INFO: task kworker/0:184:6696 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.650013][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.650149][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.650255][ T30] Call trace: [ 1046.650316][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.650395][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.650449][ T30] r4:00000000 [ 1046.650464][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.650510][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.650582][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.650614][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.650827][ T30] 5d60: 80000013 ffffffff [ 1046.650888][ T30] r5:80000013 r4:80239030 [ 1046.650911][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.650978][ T30] r4:82ace224 [ 1046.651225][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.651489][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.651523][ T30] r4:eaa75dc0 [ 1046.651549][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.651620][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.651640][ T30] r4:00000000 [ 1046.651657][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.651727][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.651747][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.651825][ T30] r5:00001000 r4:e0303000 [ 1046.651907][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.651979][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.652035][ T30] r5:8623a38c r4:860cb600 [ 1046.652240][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.652331][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.652351][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.652419][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.652440][ T30] r4:860cb600 [ 1046.652456][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.652532][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.652558][ T30] r4:00000001 [ 1046.652574][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.652637][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.652673][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.652784][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.652823][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.652864][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.652889][ T30] r4:8610ad80 [ 1046.670925][ T30] INFO: task kworker/0:185:6698 blocked for more than 430 seconds. [ 1046.671062][ T30] Not tainted syzkaller #0 [ 1046.671124][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.671164][ T30] task:kworker/0:185 state:D stack:0 pid:6698 tgid:6698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.671336][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.671418][ T30] Call trace: [ 1046.671451][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.671704][ T30] r10:eaaedd84 r9:829174a8 r8:60000013 r7:829174a8 r6:eaaedd8c r5:8613e000 [ 1046.671751][ T30] r4:8613e000 [ 1046.671771][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.671856][ T30] r5:8613e000 r4:829174a4 [ 1046.671878][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.671935][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.672003][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 [ 1046.672083][ T30] r4:00000000 [ 1046.672181][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.672295][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.672356][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.672424][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8a80 [ 1046.672445][ T30] r4:00000000 [ 1046.672463][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.672579][ T30] r9:83018405 r8:8613e000 r7:00000000 r6:83018400 r5:00001000 r4:7f053000 [ 1046.672647][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.672727][ T30] r5:00001000 r4:ea741000 [ 1046.672746][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.672820][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.672885][ T30] r5:8623a78c r4:862c0600 [ 1046.672905][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.672975][ T30] r7:dddcfb40 r6:83018400 r5:8623a78c r4:862c0600 [ 1046.673016][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.673090][ T30] r10:61c88647 r9:8613e000 r8:862c062c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.673113][ T30] r4:862c0600 [ 1046.673159][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.673256][ T30] r10:00000000 r9:862c0600 r8:802762fc r7:eaae9e60 r6:862c0680 r5:8613e000 [ 1046.673291][ T30] r4:00000001 [ 1046.673308][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.673359][ T30] Exception stack(0xeaaedfb0 to 0xeaaedff8) [ 1046.673429][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1046.673465][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.673542][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.673665][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.673696][ T30] r4:862c85c0 [ 1046.674709][ T30] INFO: task kworker/0:185:6698 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.674753][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.674835][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.674873][ T30] Call trace: [ 1046.674946][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.675030][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.675049][ T30] r4:00000000 [ 1046.675063][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.675112][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.675147][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.675181][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.675239][ T30] 5d60: 80000013 ffffffff [ 1046.675264][ T30] r5:80000013 r4:80239030 [ 1046.675279][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.675339][ T30] r4:82ace224 [ 1046.675353][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.675526][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.675554][ T30] r4:eaa75dc0 [ 1046.675583][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.675654][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.675672][ T30] r4:00000000 [ 1046.675687][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.675752][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.675768][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.675835][ T30] r5:00001000 r4:e0303000 [ 1046.675848][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.675902][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.675956][ T30] r5:8623a38c r4:860cb600 [ 1046.675970][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.676029][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.676044][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.676105][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.676122][ T30] r4:860cb600 [ 1046.676175][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.676236][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.676292][ T30] r4:00000001 [ 1046.676411][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.676489][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.676515][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.676548][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.676575][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.676670][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.676690][ T30] r4:8610ad80 [ 1046.676717][ T30] INFO: task kworker/0:186:6700 blocked for more than 430 seconds. [ 1046.676746][ T30] Not tainted syzkaller #0 [ 1046.676764][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1046.676781][ T30] task:kworker/0:186 state:D stack:0 pid:6700 tgid:6700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.676827][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.676859][ T30] Call trace: [ 1046.676920][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 1046.676988][ T30] r10:eab1dd84 r9:829174a8 r8:60000013 r7:829174a8 r6:eab1dd8c r5:8613bc00 [ 1046.677006][ T30] r4:8613bc00 [ 1046.677055][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 1046.677110][ T30] r5:8613bc00 r4:829174a4 [ 1046.677156][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1046.677239][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 1046.677296][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 [ 1046.677313][ T30] r4:00000000 [ 1046.677361][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 1046.699968][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 1046.700149][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.700217][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862d0dc0 [ 1046.700236][ T30] r4:00000000 [ 1046.700249][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.700310][ T30] r9:83018405 r8:8613bc00 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 1046.700324][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.700378][ T30] r5:00001000 r4:df9b3000 [ 1046.700391][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.700436][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.700485][ T30] r5:86266b8c r4:862c0800 [ 1046.700498][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.700554][ T30] r7:dddcfb40 r6:83018400 r5:86266b8c r4:862c0800 [ 1046.700568][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.700623][ T30] r10:61c88647 r9:8613bc00 r8:862c082c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.700700][ T30] r4:862c0800 [ 1046.700718][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.700783][ T30] r10:00000000 r9:862c0800 r8:802762fc r7:eaae9e60 r6:862c0880 r5:8613bc00 [ 1046.700821][ T30] r4:00000001 [ 1046.700842][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.700892][ T30] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1046.701131][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1046.701183][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.701379][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.701483][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.701510][ T30] r4:862c8780 [ 1046.702666][ T30] INFO: task kworker/0:186:6700 is blocked on a mutex likely owned by task kworker/0:181:6610. [ 1046.702727][ T30] task:kworker/0:181 state:R running task stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1046.702868][ T30] Workqueue: events bpf_prog_free_deferred [ 1046.703039][ T30] Call trace: [ 1046.703173][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 1046.703498][ T30] r10:8280c9f8 r9:8617d400 r8:80200c04 r7:eaa75d54 r6:ffffffff r5:8617d400 [ 1046.703571][ T30] r4:00000000 [ 1046.703598][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1046.703661][ T30] Exception stack(0xeaa75d20 to 0xeaa75d68) [ 1046.703701][ T30] 5d20: b290d000 ebef3000 00000001 80239018 7f047000 00000001 82ace204 82acd5e0 [ 1046.703794][ T30] 5d40: 7f047000 ebef3000 8280c9f8 eaa75d9c eaa75da0 eaa75d70 8022fe10 80239030 [ 1046.703828][ T30] 5d60: 80000013 ffffffff [ 1046.703944][ T30] r5:80000013 r4:80239030 [ 1046.703972][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 1046.704070][ T30] r4:82ace224 [ 1046.704093][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 1046.704173][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaa75dc0 r5:eaa75e08 [ 1046.704242][ T30] r4:eaa75dc0 [ 1046.704271][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 1046.704348][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:862c8400 [ 1046.704370][ T30] r4:00000000 [ 1046.704388][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 1046.704490][ T30] r9:83018405 r8:8617d400 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1046.704520][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 1046.704605][ T30] r5:00001000 r4:e0303000 [ 1046.704624][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 1046.704758][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 1046.704854][ T30] r5:8623a38c r4:860cb600 [ 1046.704878][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1046.704947][ T30] r7:dddcfb40 r6:83018400 r5:8623a38c r4:860cb600 [ 1046.704970][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1046.705291][ T30] r10:61c88647 r9:8617d400 r8:860cb62c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1046.705335][ T30] r4:860cb600 [ 1046.705441][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.705592][ T30] r10:00000000 r9:860cb600 r8:802762fc r7:eaa45e60 r6:860cb680 r5:8617d400 [ 1046.705716][ T30] r4:00000001 [ 1046.705741][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.705805][ T30] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1046.706059][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1046.706113][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.706225][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.706274][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.706316][ T30] r4:8610ad80 [ 1046.706414][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1046.756841][ T30] NMI backtrace for cpu 1 [ 1046.757276][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1046.757571][ T30] Hardware name: ARM-Versatile Express [ 1046.757814][ T30] Call trace: [ 1046.757946][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1046.758086][ T30] r7:00000000 r6:00000013 r5:60000093 r4:8229579c [ 1046.758118][ T30] [<80201b58>] (show_stack) from [<8021edec>] (dump_stack_lvl+0x70/0x7c) [ 1046.758170][ T30] [<8021ed7c>] (dump_stack_lvl) from [<8021ee10>] (dump_stack+0x18/0x1c) [ 1046.758219][ T30] r5:00000001 r4:00000001 [ 1046.758232][ T30] [<8021edf8>] (dump_stack) from [<81a9b500>] (nmi_cpu_backtrace+0x160/0x17c) [ 1046.758285][ T30] [<81a9b3a0>] (nmi_cpu_backtrace) from [<81a9b64c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1046.758342][ T30] r7:00000001 r6:8280c6d0 r5:8281af1c r4:ffffffff [ 1046.758355][ T30] [<81a9b51c>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1046.758422][ T30] r9:00007bba r8:8280c850 r7:0001239e r6:00007bba r5:82ac27e4 r4:00000048 [ 1046.758435][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa315c>] (sys_info+0x68/0xa8) [ 1046.758479][ T30] [<81aa30f4>] (sys_info) from [<80383788>] (watchdog+0x464/0x8a0) [ 1046.758619][ T30] r5:82ac27e4 r4:8659020c [ 1046.758634][ T30] [<80383324>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.758690][ T30] r10:00000000 r9:00000000 r8:80383324 r7:830d6b00 r6:830d6b00 r5:8321d400 [ 1046.758707][ T30] r4:00000001 [ 1046.758720][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.758756][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1046.758838][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1046.758867][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.758892][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.758973][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.758994][ T30] r4:833ce680 [ 1046.759990][ T30] Sending NMI from CPU 1 to CPUs 0: [ 1046.760691][ C0] NMI backtrace for cpu 0 [ 1046.760882][ C0] CPU: 0 UID: 0 PID: 2816 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1046.760947][ C0] Hardware name: ARM-Versatile Express [ 1046.760997][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1046.761093][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 1046.761166][ C0] pc : [<81abc670>] lr : [<80aa3828>] psr: 60000013 [ 1046.761204][ C0] sp : eb08deb0 ip : eb08dec0 fp : eb08debc [ 1046.761238][ C0] r10: 82959bc4 r9 : 00000000 r8 : 00000000 [ 1046.761281][ C0] r7 : 00000117 r6 : 82959b28 r5 : 00000000 r4 : 00000001 [ 1046.761323][ C0] r3 : 0000086b r2 : 00000000 r1 : 60000013 r0 : 84f1d840 [ 1046.761524][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1046.761597][ C0] Control: 30c5387d Table: 85a24380 DAC: fffffffd [ 1046.761660][ C0] Call trace: [ 1046.761707][ C0] [<81abc648>] (_raw_spin_unlock_irqrestore) from [<80aa3828>] (pl011_console_device_unlock+0x20/0x24) [ 1046.761777][ C0] [<80aa3808>] (pl011_console_device_unlock) from [<802e5720>] (nbcon_emit_one+0x88/0x100) [ 1046.761836][ C0] [<802e5698>] (nbcon_emit_one) from [<802e59a0>] (nbcon_kthread_func+0x208/0x2e4) [ 1046.761894][ C0] r6:82abf0fc r5:82959b28 r4:83ef9800 [ 1046.761911][ C0] [<802e5798>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1046.761975][ C0] r10:00000000 r9:82959b28 r8:802e5798 r7:84b6be00 r6:84b6be00 r5:83ef9800 [ 1046.761995][ C0] r4:00000001 [ 1046.762011][ C0] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1046.762060][ C0] Exception stack(0xeb08dfb0 to 0xeb08dff8) [ 1046.762094][ C0] dfa0: 00000000 00000000 00000000 00000000 [ 1046.762122][ C0] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1046.762156][ C0] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1046.762192][ C0] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1046.762212][ C0] r4:84b6ea80 1970/01/01 00:17:29 executed programs: 1344 1970/01/01 00:17:35 executed programs: 1355 1970/01/01 00:17:40 executed programs: 1366 1970/01/01 00:17:45 executed programs: 1376 1970/01/01 00:17:50 executed programs: 1386 1970/01/01 00:17:56 executed programs: 1397