Warning: Permanently added '[localhost]:62282' (ED25519) to the list of known hosts. 1970/01/01 00:06:07 parsed 1 programs [ 370.968743][ T29] audit: type=1400 audit(370.870:100): avc: denied { unlink } for pid=4237 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 [ 379.426378][ T4237] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 390.512311][ T29] audit: type=1401 audit(390.410:101): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 398.728350][ T4440] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 398.731981][ T4440] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 399.551296][ T4440] hsr_slave_0: entered promiscuous mode [ 399.557755][ T4440] hsr_slave_1: entered promiscuous mode [ 399.898604][ T4440] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 399.909895][ T4440] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 399.925570][ T4440] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 399.938164][ T4440] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 400.687291][ T4440] 8021q: adding VLAN 0 to HW filter on device bond0 [ 402.821798][ T4440] veth0_vlan: entered promiscuous mode [ 402.840366][ T4440] veth1_vlan: entered promiscuous mode [ 402.886559][ T4440] veth0_macvtap: entered promiscuous mode [ 402.897667][ T4440] veth1_macvtap: entered promiscuous mode [ 402.975064][ T4487] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 402.986829][ T4487] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 402.987196][ T4487] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 402.987601][ T4487] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 403.333848][ T4487] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 403.565469][ T4487] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 403.628427][ T4487] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 403.675787][ T4487] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 404.030086][ T4487] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 404.037452][ T4487] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 404.051081][ T4487] bond0 (unregistering): Released all slaves [ 404.158593][ T4487] hsr_slave_0: left promiscuous mode [ 404.160158][ T4487] hsr_slave_1: left promiscuous mode [ 404.171147][ T4487] veth1_macvtap: left promiscuous mode [ 404.171624][ T4487] veth0_macvtap: left promiscuous mode [ 404.172164][ T4487] veth1_vlan: left promiscuous mode [ 404.172335][ T4487] veth0_vlan: left promiscuous mode 1970/01/01 00:06:50 executed programs: 0 [ 412.880719][ T4882] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 412.885436][ T4882] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 413.600402][ T4882] hsr_slave_0: entered promiscuous mode [ 413.602777][ T4882] hsr_slave_1: entered promiscuous mode [ 414.402103][ T4882] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 414.416664][ T4882] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 414.431963][ T4882] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 414.447917][ T4882] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 416.446101][ T4882] 8021q: adding VLAN 0 to HW filter on device bond0 [ 425.157208][ T4882] veth0_vlan: entered promiscuous mode [ 425.214419][ T4882] veth1_vlan: entered promiscuous mode [ 425.391589][ T4882] veth0_macvtap: entered promiscuous mode [ 425.409440][ T4882] veth1_macvtap: entered promiscuous mode [ 425.805421][ T1328] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 425.810452][ T1328] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 425.824159][ T1328] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 425.826831][ T1328] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:07:06 executed programs: 2 [ 426.564453][ T29] audit: type=1400 audit(426.470:102): avc: denied { prog_load } for pid=5282 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 426.566517][ T29] audit: type=1400 audit(426.470:103): avc: denied { bpf } for pid=5282 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 426.583686][ T29] audit: type=1400 audit(426.480:104): avc: denied { perfmon } for pid=5282 comm="syz.2.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 426.710944][ T29] audit: type=1400 audit(426.610:105): avc: denied { prog_run } for pid=5282 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: 19 1970/01/01 00:07:16 executed programs: 37 1970/01/01 00:07:21 executed programs: 53 1970/01/01 00:07:26 executed programs: 70 1970/01/01 00:07:31 executed programs: 89 1970/01/01 00:07:37 executed programs: 103 1970/01/01 00:07:42 executed programs: 118 [ 466.003160][ C0] hrtimer: interrupt took 19480368 ns 1970/01/01 00:07:47 executed programs: 130 1970/01/01 00:07:52 executed programs: 141 1970/01/01 00:07:58 executed programs: 151 1970/01/01 00:08:03 executed programs: 161 1970/01/01 00:08:09 executed programs: 172 1970/01/01 00:08:14 executed programs: 181 1970/01/01 00:08:19 executed programs: 190 1970/01/01 00:08:25 executed programs: 201 1970/01/01 00:08:30 executed programs: 211 1970/01/01 00:08:35 executed programs: 224 1970/01/01 00:08:40 executed programs: 234 1970/01/01 00:08:46 executed programs: 244 1970/01/01 00:08:51 executed programs: 255 1970/01/01 00:08:56 executed programs: 266 1970/01/01 00:09:02 executed programs: 277 1970/01/01 00:09:07 executed programs: 290 1970/01/01 00:09:13 executed programs: 304 1970/01/01 00:09:18 executed programs: 316 1970/01/01 00:09:24 executed programs: 327 1970/01/01 00:09:29 executed programs: 338 1970/01/01 00:09:34 executed programs: 347 1970/01/01 00:09:40 executed programs: 356 1970/01/01 00:09:45 executed programs: 368 1970/01/01 00:09:50 executed programs: 377 1970/01/01 00:09:55 executed programs: 388 1970/01/01 00:10:00 executed programs: 399 1970/01/01 00:10:06 executed programs: 410 1970/01/01 00:10:11 executed programs: 420 1970/01/01 00:10:16 executed programs: 431 1970/01/01 00:10:21 executed programs: 441 1970/01/01 00:10:26 executed programs: 452 1970/01/01 00:10:31 executed programs: 462 1970/01/01 00:10:36 executed programs: 478 1970/01/01 00:10:42 executed programs: 488 1970/01/01 00:10:47 executed programs: 500 1970/01/01 00:10:52 executed programs: 511 1970/01/01 00:10:57 executed programs: 523 1970/01/01 00:11:03 executed programs: 534 1970/01/01 00:11:09 executed programs: 547 1970/01/01 00:11:14 executed programs: 556 1970/01/01 00:11:20 executed programs: 566 1970/01/01 00:11:25 executed programs: 576 1970/01/01 00:11:30 executed programs: 585 1970/01/01 00:11:35 executed programs: 594 [ 700.625955][ T4487] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 700.716351][ T4487] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 700.796404][ T4487] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 700.876355][ T4487] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 701.424381][ T4487] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 701.446902][ T4487] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 701.460688][ T4487] bond0 (unregistering): Released all slaves [ 701.584042][ T4487] hsr_slave_0: left promiscuous mode [ 701.586558][ T4487] hsr_slave_1: left promiscuous mode [ 701.611192][ T4487] veth1_macvtap: left promiscuous mode [ 701.611657][ T4487] veth0_macvtap: left promiscuous mode [ 701.611890][ T4487] veth1_vlan: left promiscuous mode [ 701.612035][ T4487] veth0_vlan: left promiscuous mode [ 707.846210][ T7122] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 707.865934][ T7122] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 710.960982][ T7122] hsr_slave_0: entered promiscuous mode [ 710.964202][ T7122] hsr_slave_1: entered promiscuous mode [ 712.154685][ T7122] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 712.176380][ T7122] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 712.207643][ T7122] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 712.241346][ T7122] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 714.766317][ T7122] 8021q: adding VLAN 0 to HW filter on device bond0 [ 723.485423][ T7122] veth0_vlan: entered promiscuous mode [ 723.527683][ T7122] veth1_vlan: entered promiscuous mode [ 723.821019][ T7122] veth0_macvtap: entered promiscuous mode [ 723.855273][ T7122] veth1_macvtap: entered promiscuous mode [ 724.183893][ T468] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 724.185899][ T468] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 724.186299][ T468] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 724.186499][ T468] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:12:04 executed programs: 602 1970/01/01 00:12:09 executed programs: 620 1970/01/01 00:12:14 executed programs: 628 1970/01/01 00:12:19 executed programs: 637 1970/01/01 00:12:24 executed programs: 647 1970/01/01 00:12:30 executed programs: 656 1970/01/01 00:12:35 executed programs: 667 1970/01/01 00:12:40 executed programs: 680 1970/01/01 00:12:45 executed programs: 689 1970/01/01 00:12:50 executed programs: 698 1970/01/01 00:12:56 executed programs: 713 1970/01/01 00:13:01 executed programs: 723 1970/01/01 00:13:06 executed programs: 732 1970/01/01 00:13:12 executed programs: 742 1970/01/01 00:13:17 executed programs: 753 1970/01/01 00:13:22 executed programs: 762 1970/01/01 00:13:28 executed programs: 771 1970/01/01 00:13:33 executed programs: 781 1970/01/01 00:13:38 executed programs: 793 1970/01/01 00:13:44 executed programs: 802 1970/01/01 00:13:49 executed programs: 811 1970/01/01 00:13:54 executed programs: 820 1970/01/01 00:13:59 executed programs: 831 1970/01/01 00:14:05 executed programs: 843 1970/01/01 00:14:10 executed programs: 853 1970/01/01 00:14:15 executed programs: 863 1970/01/01 00:14:20 executed programs: 872 1970/01/01 00:14:25 executed programs: 883 1970/01/01 00:14:31 executed programs: 893 1970/01/01 00:14:36 executed programs: 903 1970/01/01 00:14:41 executed programs: 919 1970/01/01 00:14:46 executed programs: 929 1970/01/01 00:14:52 executed programs: 941 1970/01/01 00:14:57 executed programs: 952 1970/01/01 00:15:02 executed programs: 962 1970/01/01 00:15:08 executed programs: 973 1970/01/01 00:15:13 executed programs: 983 1970/01/01 00:15:18 executed programs: 995 1970/01/01 00:15:23 executed programs: 1004 1970/01/01 00:15:29 executed programs: 1016 1970/01/01 00:15:34 executed programs: 1027 1970/01/01 00:15:39 executed programs: 1038 1970/01/01 00:15:45 executed programs: 1049 1970/01/01 00:15:50 executed programs: 1058 1970/01/01 00:15:55 executed programs: 1071 1970/01/01 00:16:01 executed programs: 1081 1970/01/01 00:16:06 executed programs: 1091 1970/01/01 00:16:11 executed programs: 1100 1970/01/01 00:16:16 executed programs: 1111 1970/01/01 00:16:22 executed programs: 1120 [ 986.180729][ T30] INFO: task kworker/0:7:5308 blocked for more than 430 seconds. [ 986.189172][ T30] Not tainted syzkaller #0 [ 986.197809][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.205836][ T30] task:kworker/0:7 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.207790][ T30] Workqueue: events bpf_prog_free_deferred [ 986.210209][ T30] Call trace: [ 986.211392][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.212631][ T30] r10:dfb8dd84 r9:829174a8 r8:60000113 r7:829174a8 r6:dfb8dd8c r5:859cd400 [ 986.222643][ T30] r4:859cd400 [ 986.224000][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.226175][ T30] r5:859cd400 r4:829174a4 [ 986.226859][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.229553][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.235159][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 986.236313][ T30] r4:00000000 [ 986.236896][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.237738][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.238594][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.239357][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599cac0 [ 986.240027][ T30] r4:00000000 [ 986.240478][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.241231][ T30] r9:83018405 r8:859cd400 r7:00000000 r6:83018400 r5:00001000 r4:7f091000 [ 986.242000][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.243840][ T30] r5:00001000 r4:ea7c5000 [ 986.244396][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.245129][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.245948][ T30] r5:85dbab8c r4:8585c280 [ 986.246582][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.247569][ T30] r7:dddcfb40 r6:83018400 r5:85dbab8c r4:8585c280 [ 986.248301][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.249250][ T30] r10:61c88647 r9:859cd400 r8:8585c2ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 986.250210][ T30] r4:8585c280 [ 986.250884][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.252215][ T30] r10:00000000 r9:8585c280 r8:802762fc r7:dfb21e60 r6:8594ea80 r5:859cd400 [ 986.262607][ T30] r4:00000001 [ 986.263873][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.264955][ T30] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 986.265835][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 986.266907][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.268211][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.269133][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.270053][ T30] r4:85c47c40 [ 986.271975][ T30] INFO: task kworker/0:7:5308 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.274015][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.276014][ T30] Workqueue: events bpf_prog_free_deferred [ 986.276962][ T30] Call trace: [ 986.277718][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.278518][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.279318][ T30] r4:00000000 [ 986.279818][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.280591][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.282485][ T30] 9d20: d24f6000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.295330][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.296511][ T30] 9d60: 80000113 ffffffff [ 986.297216][ T30] r5:80000113 r4:80239030 [ 986.297949][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.299225][ T30] r4:82ace224 [ 986.299865][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.301266][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.302177][ T30] r4:ea729dc0 [ 986.303558][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.304487][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.305350][ T30] r4:00000000 [ 986.305853][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.306614][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.307284][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.308066][ T30] r5:00001000 r4:ea7a9000 [ 986.308617][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.309395][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.310246][ T30] r5:85cebb8c r4:85962700 [ 986.310774][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.311547][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.312126][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.314065][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.315005][ T30] r4:85962700 [ 986.315594][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.316916][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.318458][ T30] r4:00000001 [ 986.319056][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.320105][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.323184][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.324203][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.325692][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.326731][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.327592][ T30] r4:8599c740 [ 986.328858][ T30] INFO: task kworker/0:8:5312 blocked for more than 430 seconds. [ 986.329776][ T30] Not tainted syzkaller #0 [ 986.330527][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.331714][ T30] task:kworker/0:8 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.334185][ T30] Workqueue: events bpf_prog_free_deferred [ 986.335593][ T30] Call trace: [ 986.336433][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.337312][ T30] r10:dfb95d84 r9:829174a8 r8:60000113 r7:829174a8 r6:dfb95d8c r5:859f6c00 [ 986.338235][ T30] r4:859f6c00 [ 986.338923][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.339960][ T30] r5:859f6c00 r4:829174a4 [ 986.340532][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.341557][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.342607][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 986.353358][ T30] r4:00000000 [ 986.354233][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.355221][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.356091][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.356875][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85964fc0 [ 986.357649][ T30] r4:00000000 [ 986.358183][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.358953][ T30] r9:83018405 r8:859f6c00 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000 [ 986.359658][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.360483][ T30] r5:00001000 r4:dfb79000 [ 986.361038][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.361932][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.363893][ T30] r5:85db8b8c r4:8585c680 [ 986.364618][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.366195][ T30] r7:dddcfb40 r6:83018400 r5:85db8b8c r4:8585c680 [ 986.367016][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.368602][ T30] r10:61c88647 r9:859f6c00 r8:8585c6ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 986.369371][ T30] r4:8585c680 [ 986.369902][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.370732][ T30] r10:00000000 r9:8585c680 r8:802762fc r7:dfb8de60 r6:8585c900 r5:859f6c00 [ 986.371572][ T30] r4:00000001 [ 986.372039][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.373544][ T30] Exception stack(0xdfb95fb0 to 0xdfb95ff8) [ 986.375100][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 986.376344][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.377397][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.379741][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.381107][ T30] r4:85c46ac0 [ 986.382595][ T30] INFO: task kworker/0:8:5312 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.383672][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.384128][ T30] Workqueue: events bpf_prog_free_deferred [ 986.384237][ T30] Call trace: [ 986.384269][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.385036][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.385261][ T30] r4:00000000 [ 986.385279][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.385556][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.385597][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.385682][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.385708][ T30] 9d60: 80000113 ffffffff [ 986.385737][ T30] r5:80000113 r4:80239030 [ 986.385753][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.385880][ T30] r4:82ace224 [ 986.385990][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.386093][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.386112][ T30] r4:ea729dc0 [ 986.386126][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.386325][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.386348][ T30] r4:00000000 [ 986.386367][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.386442][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.386508][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.386571][ T30] r5:00001000 r4:ea7a9000 [ 986.386606][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.386731][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.386789][ T30] r5:85cebb8c r4:85962700 [ 986.386804][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.386973][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.386989][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.387051][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.387069][ T30] r4:85962700 [ 986.387124][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.387186][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.387203][ T30] r4:00000001 [ 986.387216][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.387294][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.387320][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.387350][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.387419][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.387454][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.387471][ T30] r4:8599c740 [ 986.387511][ T30] INFO: task kworker/0:10:5327 blocked for more than 430 seconds. [ 986.387545][ T30] Not tainted syzkaller #0 [ 986.387565][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.387579][ T30] task:kworker/0:10 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.387633][ T30] Workqueue: events bpf_prog_free_deferred [ 986.387669][ T30] Call trace: [ 986.387798][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.387870][ T30] r10:dfc35d84 r9:829174a8 r8:60000013 r7:829174a8 r6:dfc35d8c r5:859cc800 [ 986.387887][ T30] r4:859cc800 [ 986.387900][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.387956][ T30] r5:859cc800 r4:829174a4 [ 986.388022][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.388071][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.388166][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 [ 986.388184][ T30] r4:00000000 [ 986.388198][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.388237][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.388277][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.388338][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596c2c0 [ 986.388356][ T30] r4:00000000 [ 986.388461][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.388525][ T30] r9:83018405 r8:859cc800 r7:00000000 r6:83018400 r5:00001000 r4:7f045000 [ 986.388540][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.388706][ T30] r5:00001000 r4:df98d000 [ 986.388826][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.388942][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.389057][ T30] r5:85db9b8c r4:85b83a00 [ 986.389071][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.389163][ T30] r7:dddcfb40 r6:83018400 r5:85db9b8c r4:85b83a00 [ 986.389179][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.389238][ T30] r10:61c88647 r9:859cc800 r8:85b83a2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 986.389255][ T30] r4:85b83a00 [ 986.389329][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.389395][ T30] r10:00000000 r9:85b83a00 r8:802762fc r7:dfb8de60 r6:85a4c200 r5:859cc800 [ 986.389413][ T30] r4:00000001 [ 986.389425][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.389461][ T30] Exception stack(0xdfc35fb0 to 0xdfc35ff8) [ 986.389539][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 986.389570][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.389595][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.389627][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.389662][ T30] r4:85c47000 [ 986.390405][ T30] INFO: task kworker/0:10:5327 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.390439][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.390494][ T30] Workqueue: events bpf_prog_free_deferred [ 986.390577][ T30] Call trace: [ 986.390614][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.390688][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.390780][ T30] r4:00000000 [ 986.390794][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.390838][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.390869][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.390897][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.390954][ T30] 9d60: 80000113 ffffffff [ 986.391067][ T30] r5:80000113 r4:80239030 [ 986.391082][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.391136][ T30] r4:82ace224 [ 986.391174][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.391259][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.391276][ T30] r4:ea729dc0 [ 986.391290][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.391346][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.391368][ T30] r4:00000000 [ 986.391461][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.391525][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.391541][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.391634][ T30] r5:00001000 r4:ea7a9000 [ 986.391650][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.391697][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.391743][ T30] r5:85cebb8c r4:85962700 [ 986.391756][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.391809][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.391822][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.391924][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.391942][ T30] r4:85962700 [ 986.391954][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.392008][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.392025][ T30] r4:00000001 [ 986.392045][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.392082][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.392108][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.392141][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.392216][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.392261][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.392341][ T30] r4:8599c740 [ 986.393843][ T30] INFO: task kworker/0:144:6200 blocked for more than 430 seconds. [ 986.393957][ T30] Not tainted syzkaller #0 [ 986.393981][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.393996][ T30] task:kworker/0:144 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.394059][ T30] Workqueue: events bpf_prog_free_deferred [ 986.394113][ T30] Call trace: [ 986.394136][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.394211][ T30] r10:ea73dd84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea73dd8c r5:85d56000 [ 986.394229][ T30] r4:85d56000 [ 986.394243][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.394324][ T30] r5:85d56000 r4:829174a4 [ 986.394336][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.394389][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.394444][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea73de08 [ 986.394460][ T30] r4:00000000 [ 986.394474][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.394510][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.394553][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.394611][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859647c0 [ 986.394628][ T30] r4:00000000 [ 986.394641][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.394704][ T30] r9:83018405 r8:85d56000 r7:00000000 r6:83018400 r5:00001000 r4:7f059000 [ 986.394718][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.394772][ T30] r5:00001000 r4:dfc37000 [ 986.394785][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.394833][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.394882][ T30] r5:85dbbf8c r4:852c3e80 [ 986.394896][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.394997][ T30] r7:dddcfb40 r6:83018400 r5:85dbbf8c r4:852c3e80 [ 986.395014][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.395100][ T30] r10:61c88647 r9:85d56000 r8:852c3eac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 986.395118][ T30] r4:852c3e80 [ 986.395131][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.395251][ T30] r10:00000000 r9:852c3e80 r8:802762fc r7:dfb8de60 r6:85962880 r5:85d56000 [ 986.395355][ T30] r4:00000001 [ 986.395376][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.395459][ T30] Exception stack(0xea73dfb0 to 0xea73dff8) [ 986.395487][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 986.395516][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.395557][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.395885][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.395906][ T30] r4:859a2300 [ 986.396560][ T30] INFO: task kworker/0:144:6200 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.396593][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.396676][ T30] Workqueue: events bpf_prog_free_deferred [ 986.396780][ T30] Call trace: [ 986.396896][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.396972][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.396991][ T30] r4:00000000 [ 986.397004][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.397182][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.397215][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.397244][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.397263][ T30] 9d60: 80000113 ffffffff [ 986.397368][ T30] r5:80000113 r4:80239030 [ 986.397385][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.397441][ T30] r4:82ace224 [ 986.397454][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.397548][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.397567][ T30] r4:ea729dc0 [ 986.397580][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.397672][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.397692][ T30] r4:00000000 [ 986.397704][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.397870][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.397886][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.397938][ T30] r5:00001000 r4:ea7a9000 [ 986.397951][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.398059][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.398170][ T30] r5:85cebb8c r4:85962700 [ 986.398185][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.398281][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.398300][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.398358][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.398381][ T30] r4:85962700 [ 986.398392][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.398545][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.398606][ T30] r4:00000001 [ 986.398637][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.398677][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.398715][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.398785][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.398810][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.398842][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.398859][ T30] r4:8599c740 [ 986.398887][ T30] INFO: task kworker/1:142:6205 blocked for more than 430 seconds. [ 986.398915][ T30] Not tainted syzkaller #0 [ 986.398931][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.398944][ T30] task:kworker/1:142 state:D stack:0 pid:6205 tgid:6205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.398991][ T30] Workqueue: events bpf_prog_free_deferred [ 986.399194][ T30] Call trace: [ 986.399218][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.399389][ T30] r10:ea721d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea721d8c r5:85d54800 [ 986.399408][ T30] r4:85d54800 [ 986.399421][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.399471][ T30] r5:85d54800 r4:829174a4 [ 986.399501][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.399547][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.399600][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea721e08 [ 986.399618][ T30] r4:00000000 [ 986.399631][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.399668][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.399709][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.399765][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599c140 [ 986.399845][ T30] r4:00000000 [ 986.399860][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.399937][ T30] r9:83018605 r8:85d54800 r7:00000000 r6:83018600 r5:00001000 r4:7f093000 [ 986.399952][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.400002][ T30] r5:00001000 r4:ea7e9000 [ 986.400014][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.400121][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.400169][ T30] r5:85dbaf8c r4:85962b00 [ 986.400181][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.400231][ T30] r7:ddde3b40 r6:83018600 r5:85dbaf8c r4:85962b00 [ 986.400244][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.400298][ T30] r10:61c88647 r9:85d54800 r8:85962b2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.400315][ T30] r4:85962b00 [ 986.400365][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.400426][ T30] r10:00000000 r9:85962b00 r8:802762fc r7:ea729e60 r6:85962b80 r5:85d54800 [ 986.400442][ T30] r4:00000001 [ 986.400455][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.400490][ T30] Exception stack(0xea721fb0 to 0xea721ff8) [ 986.400514][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 986.400580][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.400606][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.400639][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.400655][ T30] r4:8599c640 [ 986.401797][ T30] INFO: task kworker/1:142:6205 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.401865][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.401953][ T30] Workqueue: events bpf_prog_free_deferred [ 986.402004][ T30] Call trace: [ 986.402026][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.402100][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.402117][ T30] r4:00000000 [ 986.402131][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.402185][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.402223][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.402379][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.402500][ T30] 9d60: 80000113 ffffffff [ 986.402537][ T30] r5:80000113 r4:80239030 [ 986.402626][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.403374][ T30] r4:82ace224 [ 986.403415][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.403509][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.403533][ T30] r4:ea729dc0 [ 986.403548][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.403614][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.403637][ T30] r4:00000000 [ 986.403656][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.403736][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.403757][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.403822][ T30] r5:00001000 r4:ea7a9000 [ 986.403838][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.403894][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.403953][ T30] r5:85cebb8c r4:85962700 [ 986.403971][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.404030][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.404049][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.404115][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.404135][ T30] r4:85962700 [ 986.404152][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.404219][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.404240][ T30] r4:00000001 [ 986.404255][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.404304][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.404335][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.404379][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.404412][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.404451][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.404473][ T30] r4:8599c740 [ 986.404511][ T30] INFO: task kworker/1:143:6208 blocked for more than 430 seconds. [ 986.404561][ T30] Not tainted syzkaller #0 [ 986.404590][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.404741][ T30] task:kworker/1:143 state:D stack:0 pid:6208 tgid:6208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.404841][ T30] Workqueue: events bpf_prog_free_deferred [ 986.404889][ T30] Call trace: [ 986.404919][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.404999][ T30] r10:ea725d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea725d8c r5:85d50c00 [ 986.405027][ T30] r4:85d50c00 [ 986.405043][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.405102][ T30] r5:85d50c00 r4:829174a4 [ 986.405116][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.405172][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.405237][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea725e08 [ 986.405257][ T30] r4:00000000 [ 986.405274][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.405321][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.405385][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.405454][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c39540 [ 986.405476][ T30] r4:00000000 [ 986.405495][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.405563][ T30] r9:83018605 r8:85d50c00 r7:00000000 r6:83018600 r5:00001000 r4:7f095000 [ 986.405582][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.405643][ T30] r5:00001000 r4:ea869000 [ 986.405664][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.405724][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.405785][ T30] r5:85db9f8c r4:85962d00 [ 986.405804][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.405867][ T30] r7:ddde3b40 r6:83018600 r5:85db9f8c r4:85962d00 [ 986.405883][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.405949][ T30] r10:61c88647 r9:85d50c00 r8:85962d2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.405972][ T30] r4:85962d00 [ 986.405988][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.406054][ T30] r10:00000000 r9:85962d00 r8:802762fc r7:ea721e60 r6:85962d80 r5:85d50c00 [ 986.406076][ T30] r4:00000001 [ 986.406090][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.406136][ T30] Exception stack(0xea725fb0 to 0xea725ff8) [ 986.406167][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 986.406200][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.406232][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.406301][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.406323][ T30] r4:8599cac0 [ 986.407097][ T30] INFO: task kworker/1:143:6208 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.407143][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.407220][ T30] Workqueue: events bpf_prog_free_deferred [ 986.407270][ T30] Call trace: [ 986.407295][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.407398][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.407424][ T30] r4:00000000 [ 986.407441][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.407500][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.407541][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.407578][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.407604][ T30] 9d60: 80000113 ffffffff [ 986.407636][ T30] r5:80000113 r4:80239030 [ 986.407656][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.407727][ T30] r4:82ace224 [ 986.407745][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.407816][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.407838][ T30] r4:ea729dc0 [ 986.407854][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.407918][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.407941][ T30] r4:00000000 [ 986.407958][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.408030][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.408048][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.408113][ T30] r5:00001000 r4:ea7a9000 [ 986.408130][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.408186][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.408245][ T30] r5:85cebb8c r4:85962700 [ 986.408263][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.408335][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.408353][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.408438][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.408461][ T30] r4:85962700 [ 986.408476][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.408547][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.408569][ T30] r4:00000001 [ 986.408588][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.408640][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.408673][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.408707][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.408739][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.408778][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.408802][ T30] r4:8599c740 [ 986.408830][ T30] INFO: task kworker/0:145:6212 blocked for more than 430 seconds. [ 986.408864][ T30] Not tainted syzkaller #0 [ 986.408886][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.408902][ T30] task:kworker/0:145 state:D stack:0 pid:6212 tgid:6212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.408959][ T30] Workqueue: events bpf_prog_free_deferred [ 986.409005][ T30] Call trace: [ 986.409036][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.409117][ T30] r10:ea7edd84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea7edd8c r5:85d50000 [ 986.409141][ T30] r4:85d50000 [ 986.409159][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.409222][ T30] r5:85d50000 r4:829174a4 [ 986.409239][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.409296][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.409377][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7ede08 [ 986.409402][ T30] r4:00000000 [ 986.409421][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.409474][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.409524][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.409595][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2c00 [ 986.409620][ T30] r4:00000000 [ 986.409643][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.409716][ T30] r9:83018405 r8:85d50000 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000 [ 986.409734][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.409797][ T30] r5:00001000 r4:dfaf5000 [ 986.409815][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.409873][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.409933][ T30] r5:85db938c r4:852c3c00 [ 986.409950][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.410018][ T30] r7:dddcfb40 r6:83018400 r5:85db938c r4:852c3c00 [ 986.410036][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.410107][ T30] r10:61c88647 r9:85d50000 r8:852c3c2c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 986.410131][ T30] r4:852c3c00 [ 986.410148][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.410217][ T30] r10:00000000 r9:852c3c00 r8:802762fc r7:dfb95e60 r6:85962f00 r5:85d50000 [ 986.410239][ T30] r4:00000001 [ 986.410282][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.410333][ T30] Exception stack(0xea7edfb0 to 0xea7edff8) [ 986.410378][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 986.410415][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.410448][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.410488][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.410510][ T30] r4:859a2e00 [ 986.411032][ T30] INFO: task kworker/0:145:6212 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.411076][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.411148][ T30] Workqueue: events bpf_prog_free_deferred [ 986.411198][ T30] Call trace: [ 986.411257][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.411344][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.411379][ T30] r4:00000000 [ 986.411397][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.411456][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.411499][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.411536][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.411561][ T30] 9d60: 80000113 ffffffff [ 986.411590][ T30] r5:80000113 r4:80239030 [ 986.411606][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.411672][ T30] r4:82ace224 [ 986.411689][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.411766][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.411788][ T30] r4:ea729dc0 [ 986.411806][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.411867][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.411885][ T30] r4:00000000 [ 986.411893][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.411953][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.411974][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.412037][ T30] r5:00001000 r4:ea7a9000 [ 986.412052][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.412106][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.412168][ T30] r5:85cebb8c r4:85962700 [ 986.412188][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.412255][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.412272][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.412343][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.412382][ T30] r4:85962700 [ 986.412400][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.412470][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.412490][ T30] r4:00000001 [ 986.412506][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.412553][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.412579][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.412608][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.412637][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.414115][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.414178][ T30] r4:8599c740 [ 986.414214][ T30] INFO: task kworker/1:144:6214 blocked for more than 430 seconds. [ 986.414286][ T30] Not tainted syzkaller #0 [ 986.414310][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.414328][ T30] task:kworker/1:144 state:D stack:0 pid:6214 tgid:6214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.414409][ T30] Workqueue: events bpf_prog_free_deferred [ 986.414477][ T30] Call trace: [ 986.414506][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.414584][ T30] r10:ea6e9d84 r9:829174a8 r8:60000013 r7:829174a8 r6:ea6e9d8c r5:85d53c00 [ 986.414610][ T30] r4:85d53c00 [ 986.414630][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.414697][ T30] r5:85d53c00 r4:829174a4 [ 986.414714][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.414794][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.414868][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6e9e08 [ 986.414893][ T30] r4:00000000 [ 986.414911][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.415069][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.415158][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.415246][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc6740 [ 986.415269][ T30] r4:00000000 [ 986.415286][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.415456][ T30] r9:83018605 r8:85d53c00 r7:00000000 r6:83018600 r5:00001000 r4:7f08b000 [ 986.415486][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.415561][ T30] r5:00001000 r4:ea8d7000 [ 986.415664][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.415733][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.415873][ T30] r5:85dba38c r4:85962680 [ 986.415900][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.415971][ T30] r7:ddde3b40 r6:83018600 r5:85dba38c r4:85962680 [ 986.415991][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.416060][ T30] r10:61c88647 r9:85d53c00 r8:859626ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.416081][ T30] r4:85962680 [ 986.416098][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.416162][ T30] r10:00000000 r9:85962680 r8:802762fc r7:ea725e60 r6:85962500 r5:85d53c00 [ 986.416183][ T30] r4:00000001 [ 986.416200][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.416315][ T30] Exception stack(0xea6e9fb0 to 0xea6e9ff8) [ 986.416355][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.416402][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.416438][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.416473][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.416495][ T30] r4:8599c440 [ 986.417230][ T30] INFO: task kworker/1:144:6214 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.417280][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.417352][ T30] Workqueue: events bpf_prog_free_deferred [ 986.417525][ T30] Call trace: [ 986.417621][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.418582][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.418700][ T30] r4:00000000 [ 986.418726][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.418811][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.418891][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.418936][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.418965][ T30] 9d60: 80000113 ffffffff [ 986.418993][ T30] r5:80000113 r4:80239030 [ 986.419012][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.419086][ T30] r4:82ace224 [ 986.419107][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.419183][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.419211][ T30] r4:ea729dc0 [ 986.419229][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.419302][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.419325][ T30] r4:00000000 [ 986.419344][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.419435][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.419455][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.419565][ T30] r5:00001000 r4:ea7a9000 [ 986.419614][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.419684][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.419745][ T30] r5:85cebb8c r4:85962700 [ 986.419764][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.419873][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.419900][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.420250][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.420284][ T30] r4:85962700 [ 986.420304][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.420449][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.420478][ T30] r4:00000001 [ 986.420557][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.420613][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.420647][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.420744][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.420790][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.420833][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.420943][ T30] r4:8599c740 [ 986.420984][ T30] INFO: task kworker/1:145:6218 blocked for more than 430 seconds. [ 986.421026][ T30] Not tainted syzkaller #0 [ 986.421049][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.421066][ T30] task:kworker/1:145 state:D stack:0 pid:6218 tgid:6218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.421281][ T30] Workqueue: events bpf_prog_free_deferred [ 986.421384][ T30] Call trace: [ 986.421553][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.421633][ T30] r10:ea761d84 r9:829174a8 r8:60010113 r7:829174a8 r6:ea761d8c r5:85d60000 [ 986.421674][ T30] r4:85d60000 [ 986.421775][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.421882][ T30] r5:85d60000 r4:829174a4 [ 986.421897][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.421949][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.422009][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea761e08 [ 986.422028][ T30] r4:00000000 [ 986.422042][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.422286][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.422348][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.422498][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b79680 [ 986.422590][ T30] r4:00000000 [ 986.422612][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.433808][ T30] r9:83018605 r8:85d60000 r7:00000000 r6:83018600 r5:00001000 r4:7f047000 [ 986.433917][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.434044][ T30] r5:00001000 r4:dfa6f000 [ 986.434064][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.434123][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.434185][ T30] r5:85db978c r4:85962580 [ 986.434203][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.434298][ T30] r7:ddde3b40 r6:83018600 r5:85db978c r4:85962580 [ 986.434318][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.434403][ T30] r10:61c88647 r9:85d60000 r8:859625ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.435326][ T30] r4:85962580 [ 986.435383][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.435481][ T30] r10:00000000 r9:85962580 r8:802762fc r7:ea6e9e60 r6:859a7000 r5:85d60000 [ 986.435504][ T30] r4:00000001 [ 986.435522][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.435574][ T30] Exception stack(0xea761fb0 to 0xea761ff8) [ 986.435614][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 986.435651][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.435683][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.435724][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.435747][ T30] r4:8599cc80 [ 986.436559][ T30] INFO: task kworker/1:145:6218 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.436609][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.436714][ T30] Workqueue: events bpf_prog_free_deferred [ 986.436774][ T30] Call trace: [ 986.436806][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.436898][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.436924][ T30] r4:00000000 [ 986.436942][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.437001][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.437040][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.437077][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.437102][ T30] 9d60: 80000113 ffffffff [ 986.437130][ T30] r5:80000113 r4:80239030 [ 986.437147][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.437220][ T30] r4:82ace224 [ 986.437240][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.437319][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.437346][ T30] r4:ea729dc0 [ 986.437376][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.437458][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.437483][ T30] r4:00000000 [ 986.437501][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.437586][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.437608][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.437678][ T30] r5:00001000 r4:ea7a9000 [ 986.437698][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.437761][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.437823][ T30] r5:85cebb8c r4:85962700 [ 986.437843][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.437914][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.437934][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.438006][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.438029][ T30] r4:85962700 [ 986.438046][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.438124][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.438151][ T30] r4:00000001 [ 986.438171][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.438229][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.438292][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.438330][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.438374][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.438419][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.438443][ T30] r4:8599c740 [ 986.438796][ T30] INFO: task kworker/1:146:6224 blocked for more than 430 seconds. [ 986.438869][ T30] Not tainted syzkaller #0 [ 986.438895][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 986.438914][ T30] task:kworker/1:146 state:D stack:0 pid:6224 tgid:6224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.438973][ T30] Workqueue: events bpf_prog_free_deferred [ 986.439039][ T30] Call trace: [ 986.439091][ T30] [<81ab1a1c>] (__schedule) from [<81ab2cc8>] (schedule+0x2c/0x130) [ 986.439176][ T30] r10:ea879d84 r9:829174a8 r8:60000113 r7:829174a8 r6:ea879d8c r5:85d63000 [ 986.439201][ T30] r4:85d63000 [ 986.439218][ T30] [<81ab2c9c>] (schedule) from [<81ab2e50>] (schedule_preempt_disabled+0x18/0x24) [ 986.439284][ T30] r5:85d63000 r4:829174a4 [ 986.439302][ T30] [<81ab2e38>] (schedule_preempt_disabled) from [<81ab64d4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 986.439374][ T30] [<81ab5e7c>] (__mutex_lock.constprop.0) from [<81ab6edc>] (__mutex_lock_slowpath+0x14/0x18) [ 986.439451][ T30] r10:8280c9a4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea879e08 [ 986.439477][ T30] r4:00000000 [ 986.439496][ T30] [<81ab6ec8>] (__mutex_lock_slowpath) from [<81ab6f1c>] (mutex_lock+0x3c/0x40) [ 986.439550][ T30] [<81ab6ee0>] (mutex_lock) from [<804f4260>] (_vm_unmap_aliases+0x68/0x240) [ 986.439604][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.439676][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2f00 [ 986.439700][ T30] r4:00000000 [ 986.439720][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.439820][ T30] r9:83018605 r8:85d63000 r7:00000000 r6:83018600 r5:00001000 r4:7f05b000 [ 986.439847][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.439916][ T30] r5:00001000 r4:e43a4000 [ 986.439949][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.440011][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.440088][ T30] r5:85dbbb8c r4:859a7280 [ 986.440110][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.440178][ T30] r7:ddde3b40 r6:83018600 r5:85dbbb8c r4:859a7280 [ 986.440200][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.440273][ T30] r10:61c88647 r9:85d63000 r8:859a72ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.440296][ T30] r4:859a7280 [ 986.440313][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.440413][ T30] r10:00000000 r9:859a7280 r8:802762fc r7:ea6e9e60 r6:859a7300 r5:85d63000 [ 986.440437][ T30] r4:00000001 [ 986.440459][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.440533][ T30] Exception stack(0xea879fb0 to 0xea879ff8) [ 986.440574][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.440611][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.440645][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.440841][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.440969][ T30] r4:859608c0 [ 986.441563][ T30] INFO: task kworker/1:146:6224 is blocked on a mutex likely owned by task kworker/1:140:6198. [ 986.441775][ T30] task:kworker/1:140 state:R running task stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 986.441923][ T30] Workqueue: events bpf_prog_free_deferred [ 986.441985][ T30] Call trace: [ 986.442017][ T30] [<81ab1a1c>] (__schedule) from [<81ab30fc>] (preempt_schedule_irq+0x40/0xa8) [ 986.442143][ T30] r10:8280c9f8 r9:85d55400 r8:80200c04 r7:ea729d54 r6:ffffffff r5:85d55400 [ 986.442186][ T30] r4:00000000 [ 986.442204][ T30] [<81ab30bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 986.442292][ T30] Exception stack(0xea729d20 to 0xea729d68) [ 986.442347][ T30] 9d20: d2abe000 ebd6b000 00000001 80239018 7f045000 00000001 82ace204 82acd5e0 [ 986.442391][ T30] 9d40: 7f045000 ebd6b000 8280c9f8 ea729d9c ea729da0 ea729d70 8022fe10 80239030 [ 986.442437][ T30] 9d60: 80000113 ffffffff [ 986.442474][ T30] r5:80000113 r4:80239030 [ 986.442512][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4024>] (__purge_vmap_area_lazy+0x284/0x458) [ 986.442605][ T30] r4:82ace224 [ 986.442660][ T30] [<804f3da0>] (__purge_vmap_area_lazy) from [<804f43dc>] (_vm_unmap_aliases+0x1e4/0x240) [ 986.447733][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea729dc0 r5:ea729e08 [ 986.448995][ T30] r4:ea729dc0 [ 986.449496][ T30] [<804f41f8>] (_vm_unmap_aliases) from [<804f8048>] (vfree+0x16c/0x210) [ 986.449957][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a28c0 [ 986.450395][ T30] r4:00000000 [ 986.451058][ T30] [<804f7edc>] (vfree) from [<80563e54>] (execmem_free+0x30/0x50) [ 986.582026][ T30] r9:83018605 r8:85d55400 r7:00000000 r6:83018600 r5:00001000 r4:7f08f000 [ 986.582106][ T30] [<80563e24>] (execmem_free) from [<803cb1cc>] (bpf_jit_free_exec+0x10/0x14) [ 986.582225][ T30] r5:00001000 r4:ea7a9000 [ 986.582279][ T30] [<803cb1bc>] (bpf_jit_free_exec) from [<803cb5ac>] (bpf_jit_free+0x68/0xe4) [ 986.582349][ T30] [<803cb544>] (bpf_jit_free) from [<803cc6d4>] (bpf_prog_free_deferred+0x140/0x158) [ 986.582428][ T30] r5:85cebb8c r4:85962700 [ 986.582524][ T30] [<803cc594>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 986.582834][ T30] r7:ddde3b40 r6:83018600 r5:85cebb8c r4:85962700 [ 986.608015][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 986.608436][ T30] r10:61c88647 r9:85d55400 r8:8596272c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 986.608615][ T30] r4:85962700 [ 986.608743][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.608828][ T30] r10:00000000 r9:85962700 r8:802762fc r7:ea6f9e60 r6:85962780 r5:85d55400 [ 986.608853][ T30] r4:00000001 [ 986.608870][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.608924][ T30] Exception stack(0xea729fb0 to 0xea729ff8) [ 986.609076][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.609122][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.609154][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.609193][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.609214][ T30] r4:8599c740 [ 986.609286][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 986.617323][ T30] NMI backtrace for cpu 1 [ 986.617781][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 986.617926][ T30] Hardware name: ARM-Versatile Express [ 986.618009][ T30] Call trace: [ 986.618067][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 986.618185][ T30] r7:00000000 r6:00070013 r5:60070093 r4:8229579c [ 986.618207][ T30] [<80201b58>] (show_stack) from [<8021edec>] (dump_stack_lvl+0x70/0x7c) [ 986.618296][ T30] [<8021ed7c>] (dump_stack_lvl) from [<8021ee10>] (dump_stack+0x18/0x1c) [ 986.618407][ T30] r5:00000001 r4:00000001 [ 986.618459][ T30] [<8021edf8>] (dump_stack) from [<81a9b500>] (nmi_cpu_backtrace+0x160/0x17c) [ 986.618535][ T30] [<81a9b3a0>] (nmi_cpu_backtrace) from [<81a9b64c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 986.618729][ T30] r7:00000001 r6:8280c6d0 r5:8281af1c r4:ffffffff [ 986.618876][ T30] [<81a9b51c>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 986.619040][ T30] r9:00007bfc r8:8280c850 r7:00010c2d r6:00007bfc r5:82ac27e4 r4:00000048 [ 986.619061][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa315c>] (sys_info+0x68/0xa8) [ 986.619121][ T30] [<81aa30f4>] (sys_info) from [<80383788>] (watchdog+0x464/0x8a0) [ 986.619184][ T30] r5:82ac27e4 r4:8614540c [ 986.619202][ T30] [<80383324>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.619274][ T30] r10:00000000 r9:00000000 r8:80383324 r7:830d5880 r6:830d5880 r5:8321ec00 [ 986.619295][ T30] r4:00000001 [ 986.619312][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.619526][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 986.619608][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 986.619648][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.619685][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.619728][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.619749][ T30] r4:832c3f40 [ 986.620102][ T30] Sending NMI from CPU 1 to CPUs 0: [ 986.621669][ C0] NMI backtrace for cpu 0 [ 986.621887][ C0] CPU: 0 UID: 0 PID: 2819 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 986.621951][ C0] Hardware name: ARM-Versatile Express [ 986.622005][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 986.622092][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 986.622159][ C0] pc : [<81abc670>] lr : [<80aa3828>] psr: 60000113 [ 986.622201][ C0] sp : eb0adeb0 ip : eb0adec0 fp : eb0adebc [ 986.622252][ C0] r10: 82959bc4 r9 : 00000000 r8 : 00000000 [ 986.622335][ C0] r7 : 00000117 r6 : 82959b28 r5 : 00000000 r4 : 00000001 [ 986.622393][ C0] r3 : 0000080a r2 : 00000000 r1 : 60000113 r0 : 84110c40 [ 986.622523][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 986.622596][ C0] Control: 30c5387d Table: 8528d9c0 DAC: fffffffd [ 986.622663][ C0] Call trace: [ 986.622825][ C0] [<81abc648>] (_raw_spin_unlock_irqrestore) from [<80aa3828>] (pl011_console_device_unlock+0x20/0x24) [ 986.622904][ C0] [<80aa3808>] (pl011_console_device_unlock) from [<802e5720>] (nbcon_emit_one+0x88/0x100) [ 986.622967][ C0] [<802e5698>] (nbcon_emit_one) from [<802e59a0>] (nbcon_kthread_func+0x208/0x2e4) [ 986.623035][ C0] r6:82abf0fc r5:82959b28 r4:83eac800 [ 986.623052][ C0] [<802e5798>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 986.623124][ C0] r10:00000000 r9:82959b28 r8:802e5798 r7:84b3c780 r6:84b3c780 r5:83eac800 [ 986.623145][ C0] r4:00000001 [ 986.623163][ C0] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 986.623213][ C0] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 986.623350][ C0] dfa0: 00000000 00000000 00000000 00000000 [ 986.623400][ C0] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 986.623429][ C0] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 986.623465][ C0] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 986.623486][ C0] r4:832a7440 1970/01/01 00:16:27 executed programs: 1130 1970/01/01 00:16:32 executed programs: 1141 1970/01/01 00:16:38 executed programs: 1151 1970/01/01 00:16:43 executed programs: 1168 1970/01/01 00:16:48 executed programs: 1178 1970/01/01 00:16:54 executed programs: 1188