[ 1250.060914][ T8942] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1250.150515][ T8942] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1250.242034][ T8942] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1250.312434][ T8942] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1251.536942][ T8942] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1251.556722][ T8942] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1251.569272][ T8942] bond0 (unregistering): Released all slaves [ 1251.738524][ T8942] hsr_slave_0: left promiscuous mode [ 1251.748982][ T8942] hsr_slave_1: left promiscuous mode [ 1251.768309][ T8942] veth1_macvtap: left promiscuous mode [ 1251.769364][ T8942] veth0_macvtap: left promiscuous mode [ 1251.772000][ T8942] veth1_vlan: left promiscuous mode [ 1251.774760][ T8942] veth0_vlan: left promiscuous mode Warning: Permanently added '[localhost]:60880' (ED25519) to the list of known hosts. [ 1258.020974][ T2956] 8021q: adding VLAN 0 to HW filter on device eth9 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1262.085398][ T2956] 8021q: adding VLAN 0 to HW filter on device eth10 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1267.869026][ T2956] 8021q: adding VLAN 0 to HW filter on device eth11 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1272.449725][ T2956] 8021q: adding VLAN 0 to HW filter on device eth12 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1623.603141][ T29] INFO: task kworker/0:14:5219 blocked for more than 430 seconds. [ 1623.606078][ T29] Not tainted syzkaller #0 [ 1623.628269][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1623.629148][ T29] task:kworker/0:14 state:D stack:0 pid:5219 tgid:5219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.630028][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.631412][ T29] Call trace: [ 1623.631950][ T29] [<81b04afc>] (__schedule) from [<81b05f8c>] (schedule+0x2c/0x134) [ 1623.632493][ T29] r10:dfbc9da4 r9:dfbc9dac r8:00000002 r7:60000013 r6:82ccfb50 r5:84006200 [ 1623.632680][ T29] r4:84006200 [ 1623.632997][ T29] [<81b05f60>] (schedule) from [<81b06118>] (schedule_preempt_disabled+0x18/0x24) [ 1623.633288][ T29] r5:84006200 r4:82ccfb4c [ 1623.633429][ T29] [<81b06100>] (schedule_preempt_disabled) from [<81b091f4>] (__mutex_lock.constprop.0+0x530/0xa88) [ 1623.633620][ T29] [<81b08cc4>] (__mutex_lock.constprop.0) from [<81b09820>] (__mutex_lock_slowpath+0x14/0x18) [ 1623.633874][ T29] r10:82a0b82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e28 [ 1623.634012][ T29] r4:00000000 [ 1623.634141][ T29] [<81b0980c>] (__mutex_lock_slowpath) from [<81b09860>] (mutex_lock+0x3c/0x40) [ 1623.634333][ T29] [<81b09824>] (mutex_lock) from [<8050716c>] (_vm_unmap_aliases+0x5c/0x238) [ 1623.634522][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) executing program [ 1623.634737][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:860a4100 [ 1623.634876][ T29] r4:00000000 [ 1623.635004][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.635213][ T29] r9:84006200 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f075000 [ 1623.635351][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.635553][ T29] r5:00001000 r4:ea789000 [ 1623.635677][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.635849][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.636037][ T29] r5:8600bf8c r4:8600bf8c [ 1623.636167][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.636380][ T29] r7:dddd0e00 r6:8302b000 r5:8600bf8c r4:864b4500 [ 1623.636506][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.636708][ T29] r10:00000000 r9:864b4530 r8:84006200 r7:82a03d80 r6:dddd0e20 r5:dddd0e00 [ 1623.636843][ T29] r4:864b4500 [ 1623.637031][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.675764][ T29] r10:00000000 r9:dfa8de88 r8:864b4280 r7:864b4500 r6:80276fb8 r5:84006200 [ 1623.677005][ T29] r4:86200980 [ 1623.678151][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) executing program [ 1623.679439][ T29] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1623.681098][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1623.682259][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.683207][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1623.684133][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:86200980 [ 1623.686838][ T29] INFO: task kworker/0:14:5219 is blocked on a mutex likely owned by task kworker/1:276:8529. [ 1623.708037][ T29] task:kworker/1:276 state:R running task stack:0 pid:8529 tgid:8529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.708642][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.708946][ T29] Call trace: [ 1623.709208][ T29] [<81b04afc>] (__schedule) from [<81b063c4>] (preempt_schedule_irq+0x40/0xa8) [ 1623.709460][ T29] r10:82a0b880 r9:86553d40 r8:80200c04 r7:ead3dd7c r6:ffffffff r5:86553d40 [ 1623.709607][ T29] r4:00000000 [ 1623.709789][ T29] [<81b06384>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1623.709999][ T29] Exception stack(0xead3dd48 to 0xead3dd90) [ 1623.710168][ T29] dd40: a3cc1000 edf57000 00000000 80238790 82cceee0 82ccfb24 [ 1623.710339][ T29] dd60: 7f0db000 edf57000 00000000 00000001 82a0b880 ead3ddbc edf57000 ead3dd98 [ 1623.710500][ T29] dd80: 8022f6e0 802387a8 80000013 ffffffff [ 1623.710661][ T29] r5:80000013 r4:802387a8 [ 1623.710790][ T29] [<8022f680>] (flush_tlb_kernel_range) from [<80506f20>] (__purge_vmap_area_lazy+0x294/0x484) [ 1623.710991][ T29] [<80506c8c>] (__purge_vmap_area_lazy) from [<805072f8>] (_vm_unmap_aliases+0x1e8/0x238) [ 1623.711272][ T29] r10:00000000 r9:ead3dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ead3de28 [ 1623.711446][ T29] r4:ead3dde0 [ 1623.711577][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) executing program [ 1623.711773][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:861f4b00 [ 1623.711897][ T29] r4:00000000 [ 1623.712013][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.712319][ T29] r9:86553d40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f06f000 [ 1623.712440][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.712625][ T29] r5:00001000 r4:ea41f000 [ 1623.712740][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.712908][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.713139][ T29] r5:86129b8c r4:86129b8c [ 1623.713435][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.713721][ T29] r7:ddde4e00 r6:8302ae00 r5:86129b8c r4:85930800 [ 1623.713851][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.714053][ T29] r10:ddde4e00 r9:85930830 r8:86553d40 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 [ 1623.714184][ T29] r4:85930800 [ 1623.714303][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.714509][ T29] r10:00000000 r9:ead31e88 r8:85930780 r7:85930800 r6:80276fb8 r5:86553d40 [ 1623.714634][ T29] r4:85cc5d00 [ 1623.714758][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1623.714922][ T29] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1623.715070][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1623.715211][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.715355][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1623.715497][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:85cc5d00 [ 1623.716090][ T29] INFO: task kworker/0:83:5736 blocked for more than 430 seconds. [ 1623.716266][ T29] Not tainted syzkaller #0 [ 1623.716429][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1623.716593][ T29] task:kworker/0:83 state:D stack:0 pid:5736 tgid:5736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.716891][ T29] Workqueue: events bpf_prog_free_deferred executing program [ 1623.785930][ T29] Call trace: [ 1623.786279][ T29] [<81b04afc>] (__schedule) from [<81b05f8c>] (schedule+0x2c/0x134) [ 1623.786559][ T29] r10:e8349da4 r9:e8349dac r8:00000002 r7:60000013 r6:82ccfb50 r5:860fb100 [ 1623.786707][ T29] r4:860fb100 [ 1623.786841][ T29] [<81b05f60>] (schedule) from [<81b06118>] (schedule_preempt_disabled+0x18/0x24) [ 1623.787059][ T29] r5:860fb100 r4:82ccfb4c [ 1623.794764][ T29] [<81b06100>] (schedule_preempt_disabled) from [<81b091f4>] (__mutex_lock.constprop.0+0x530/0xa88) [ 1623.795077][ T29] [<81b08cc4>] (__mutex_lock.constprop.0) from [<81b09820>] (__mutex_lock_slowpath+0x14/0x18) [ 1623.795229][ T29] r10:82a0b82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8349e28 [ 1623.795281][ T29] r4:00000000 [ 1623.795452][ T29] [<81b0980c>] (__mutex_lock_slowpath) from [<81b09860>] (mutex_lock+0x3c/0x40) [ 1623.795534][ T29] [<81b09824>] (mutex_lock) from [<8050716c>] (_vm_unmap_aliases+0x5c/0x238) [ 1623.795749][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1623.795854][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e3cc40 [ 1623.795928][ T29] r4:00000000 [ 1623.796077][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.796376][ T29] r9:860fb100 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f05d000 [ 1623.796407][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.796507][ T29] r5:00001000 r4:e0034000 [ 1623.796527][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.796608][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.796701][ T29] r5:865a0b8c r4:865a0b8c [ 1623.796865][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.797048][ T29] r7:dddd0e00 r6:8302b000 r5:865a0b8c r4:86225380 [ 1623.797086][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.797216][ T29] r10:00000000 r9:862253b0 r8:860fb100 r7:82a03d80 r6:dddd0e20 r5:dddd0e00 [ 1623.797361][ T29] r4:86225380 [ 1623.811934][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.812160][ T29] r10:00000000 r9:e8309e88 r8:86225300 r7:86225380 r6:80276fb8 r5:860fb100 [ 1623.812183][ T29] r4:8622ea00 [ 1623.812202][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1623.812295][ T29] Exception stack(0xe8349fb0 to 0xe8349ff8) [ 1623.812433][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1623.812493][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.812525][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1623.812559][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:8622ea00 [ 1623.813540][ T29] INFO: task kworker/0:83:5736 is blocked on a mutex likely owned by task kworker/1:276:8529. [ 1623.813604][ T29] task:kworker/1:276 state:R running task stack:0 pid:8529 tgid:8529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.813772][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.813839][ T29] Call trace: [ 1623.813916][ T29] [<81b04afc>] (__schedule) from [<81b063c4>] (preempt_schedule_irq+0x40/0xa8) [ 1623.814008][ T29] r10:82a0b880 r9:86553d40 r8:80200c04 r7:ead3dd7c r6:ffffffff r5:86553d40 [ 1623.814030][ T29] r4:00000000 [ 1623.814046][ T29] [<81b06384>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1623.814131][ T29] Exception stack(0xead3dd48 to 0xead3dd90) [ 1623.814214][ T29] dd40: a46c5000 edf57000 00000000 80238790 82cceee0 82ccfb24 [ 1623.814257][ T29] dd60: 7f0db000 edf57000 00000000 00000001 82a0b880 ead3ddbc edf57000 ead3dd98 [ 1623.814286][ T29] dd80: 8022f6e0 802387a8 80000013 ffffffff [ 1623.814347][ T29] r5:80000013 r4:802387a8 [ 1623.814432][ T29] [<8022f680>] (flush_tlb_kernel_range) from [<80506f20>] (__purge_vmap_area_lazy+0x294/0x484) [ 1623.814506][ T29] [<80506c8c>] (__purge_vmap_area_lazy) from [<805072f8>] (_vm_unmap_aliases+0x1e8/0x238) [ 1623.814574][ T29] r10:00000000 r9:ead3dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ead3de28 [ 1623.814596][ T29] r4:ead3dde0 [ 1623.814652][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1623.814726][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:861f4b00 [ 1623.814779][ T29] r4:00000000 [ 1623.814840][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.814916][ T29] r9:86553d40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f06f000 [ 1623.814956][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.815018][ T29] r5:00001000 r4:ea41f000 [ 1623.815035][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.815085][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.815182][ T29] r5:86129b8c r4:86129b8c [ 1623.815205][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.815276][ T29] r7:ddde4e00 r6:8302ae00 r5:86129b8c r4:85930800 [ 1623.815294][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.815375][ T29] r10:ddde4e00 r9:85930830 r8:86553d40 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 [ 1623.815397][ T29] r4:85930800 [ 1623.815414][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.815483][ T29] r10:00000000 r9:ead31e88 r8:85930780 r7:85930800 r6:80276fb8 r5:86553d40 [ 1623.815506][ T29] r4:85cc5d00 [ 1623.815522][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1623.815569][ T29] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1623.815598][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1623.815633][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.815664][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1623.815785][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:85cc5d00 [ 1623.816644][ T29] INFO: task kworker/0:271:6643 blocked for more than 430 seconds. [ 1623.816707][ T29] Not tainted syzkaller #0 [ 1623.816731][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. executing program [ 1623.816783][ T29] task:kworker/0:271 state:D stack:0 pid:6643 tgid:6643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.816852][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.816975][ T29] Call trace: [ 1623.817007][ T29] [<81b04afc>] (__schedule) from [<81b05f8c>] (schedule+0x2c/0x134) [ 1623.855630][ T29] r10:eaa39da4 r9:eaa39dac r8:00000002 r7:60000013 r6:82ccfb50 r5:86191880 [ 1623.855727][ T29] r4:86191880 [ 1623.855748][ T29] [<81b05f60>] (schedule) from [<81b06118>] (schedule_preempt_disabled+0x18/0x24) [ 1623.855947][ T29] r5:86191880 r4:82ccfb4c [ 1623.855965][ T29] [<81b06100>] (schedule_preempt_disabled) from [<81b091f4>] (__mutex_lock.constprop.0+0x530/0xa88) [ 1623.856021][ T29] [<81b08cc4>] (__mutex_lock.constprop.0) from [<81b09820>] (__mutex_lock_slowpath+0x14/0x18) [ 1623.856130][ T29] r10:82a0b82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e28 [ 1623.856160][ T29] r4:00000000 [ 1623.856182][ T29] [<81b0980c>] (__mutex_lock_slowpath) from [<81b09860>] (mutex_lock+0x3c/0x40) [ 1623.856233][ T29] [<81b09824>] (mutex_lock) from [<8050716c>] (_vm_unmap_aliases+0x5c/0x238) [ 1623.856313][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1623.856393][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e3c380 [ 1623.856413][ T29] r4:00000000 [ 1623.856430][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.856499][ T29] r9:86191880 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f057000 [ 1623.856519][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.856585][ T29] r5:00001000 r4:dfb6f000 [ 1623.856603][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.856693][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.856755][ T29] r5:86387f8c r4:86387f8c [ 1623.856771][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.856841][ T29] r7:dddd0e00 r6:8302b000 r5:86387f8c r4:86154800 [ 1623.856862][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.856936][ T29] r10:dddd0e00 r9:86154830 r8:86191880 r7:82a03d80 r6:dddd0e20 r5:dddd0e00 [ 1623.856998][ T29] r4:86154800 [ 1623.857116][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.888981][ T29] r10:00000000 r9:eaadde88 r8:86154700 r7:86154800 r6:80276fb8 r5:86191880 [ 1623.889066][ T29] r4:8615a840 [ 1623.889086][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1623.889254][ T29] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1623.889512][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1623.889668][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.889722][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1623.889832][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:8615a840 [ 1623.891121][ T29] INFO: task kworker/0:271:6643 is blocked on a mutex likely owned by task kworker/1:276:8529. [ 1623.891238][ T29] task:kworker/1:276 state:R running task stack:0 pid:8529 tgid:8529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.891450][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.891708][ T29] Call trace: [ 1623.891925][ T29] [<81b04afc>] (__schedule) from [<81b063c4>] (preempt_schedule_irq+0x40/0xa8) [ 1623.892250][ T29] r10:82a0b880 r9:86553d40 r8:80200c04 r7:ead3dd7c r6:ffffffff r5:86553d40 [ 1623.913892][ T29] r4:00000000 [ 1623.914003][ T29] [<81b06384>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1623.914129][ T29] Exception stack(0xead3dd48 to 0xead3dd90) [ 1623.914175][ T29] dd40: a4f6a000 edf57000 00000000 80238790 82cceee0 82ccfb24 [ 1623.914212][ T29] dd60: 7f0db000 edf57000 00000000 00000001 82a0b880 ead3ddbc edf57000 ead3dd98 [ 1623.914244][ T29] dd80: 8022f6e0 802387a8 80000013 ffffffff [ 1623.914269][ T29] r5:80000013 r4:802387a8 [ 1623.914285][ T29] [<8022f680>] (flush_tlb_kernel_range) from [<80506f20>] (__purge_vmap_area_lazy+0x294/0x484) [ 1623.914355][ T29] [<80506c8c>] (__purge_vmap_area_lazy) from [<805072f8>] (_vm_unmap_aliases+0x1e8/0x238) [ 1623.914428][ T29] r10:00000000 r9:ead3dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ead3de28 [ 1623.914532][ T29] r4:ead3dde0 [ 1623.914555][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1623.914629][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:861f4b00 [ 1623.914650][ T29] r4:00000000 [ 1623.914849][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.914962][ T29] r9:86553d40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f06f000 [ 1623.914987][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.915059][ T29] r5:00001000 r4:ea41f000 [ 1623.915398][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.915475][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.915540][ T29] r5:86129b8c r4:86129b8c [ 1623.915569][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.915673][ T29] r7:ddde4e00 r6:8302ae00 r5:86129b8c r4:85930800 [ 1623.915693][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.915768][ T29] r10:ddde4e00 r9:85930830 r8:86553d40 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 [ 1623.915792][ T29] r4:85930800 [ 1623.915810][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.915880][ T29] r10:00000000 r9:ead31e88 r8:85930780 r7:85930800 r6:80276fb8 r5:86553d40 [ 1623.915903][ T29] r4:85cc5d00 [ 1623.915919][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1623.915971][ T29] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1623.916081][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1623.916166][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.916275][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1623.916451][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:85cc5d00 [ 1623.929094][ T29] INFO: task kworker/0:315:6801 blocked for more than 430 seconds. [ 1623.929234][ T29] Not tainted syzkaller #0 [ 1623.929263][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1623.929281][ T29] task:kworker/0:315 state:D stack:0 pid:6801 tgid:6801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.929377][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.929466][ T29] Call trace: [ 1623.929537][ T29] [<81b04afc>] (__schedule) from [<81b05f8c>] (schedule+0x2c/0x134) [ 1623.929659][ T29] r10:eab95da4 r9:eab95dac r8:00000002 r7:60000113 r6:82ccfb50 r5:8653ee40 [ 1623.929746][ T29] r4:8653ee40 [ 1623.929812][ T29] [<81b05f60>] (schedule) from [<81b06118>] (schedule_preempt_disabled+0x18/0x24) [ 1623.929889][ T29] r5:8653ee40 r4:82ccfb4c [ 1623.929907][ T29] [<81b06100>] (schedule_preempt_disabled) from [<81b091f4>] (__mutex_lock.constprop.0+0x530/0xa88) [ 1623.929970][ T29] [<81b08cc4>] (__mutex_lock.constprop.0) from [<81b09820>] (__mutex_lock_slowpath+0x14/0x18) [ 1623.930068][ T29] r10:82a0b82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e28 [ 1623.930097][ T29] r4:00000000 [ 1623.930113][ T29] [<81b0980c>] (__mutex_lock_slowpath) from [<81b09860>] (mutex_lock+0x3c/0x40) [ 1623.930201][ T29] [<81b09824>] (mutex_lock) from [<8050716c>] (_vm_unmap_aliases+0x5c/0x238) [ 1623.930267][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1623.930338][ T29] r10:8302b005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e3c300 [ 1623.930437][ T29] r4:00000000 [ 1623.930463][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.930539][ T29] r9:8653ee40 r8:00800000 r7:00000000 r6:8302b000 r5:00001000 r4:7f073000 [ 1623.930580][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.930643][ T29] r5:00001000 r4:e0249000 [ 1623.930660][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.930727][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.930801][ T29] r5:865a038c r4:865a038c [ 1623.930830][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.930901][ T29] r7:dddd0e00 r6:8302b000 r5:865a038c r4:86163480 [ 1623.930922][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.930997][ T29] r10:00000000 r9:861634b0 r8:8653ee40 r7:82a03d80 r6:dddd0e20 r5:dddd0e00 [ 1623.931019][ T29] r4:86163480 [ 1623.931043][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.931115][ T29] r10:00000000 r9:eab79e88 r8:86163000 r7:86163480 r6:80276fb8 r5:8653ee40 [ 1623.931138][ T29] r4:86166000 [ 1623.931156][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1623.931246][ T29] Exception stack(0xeab95fb0 to 0xeab95ff8) [ 1623.931361][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1623.931414][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.931449][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 executing program [ 1623.931527][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:86166000 [ 1623.932626][ T29] INFO: task kworker/0:315:6801 is blocked on a mutex likely owned by task kworker/1:276:8529. [ 1623.932688][ T29] task:kworker/1:276 state:R running task stack:0 pid:8529 tgid:8529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.932771][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.933466][ T29] Call trace: [ 1623.933552][ T29] [<81b04afc>] (__schedule) from [<81b063c4>] (preempt_schedule_irq+0x40/0xa8) [ 1623.933712][ T29] r10:82a0b880 r9:86553d40 r8:80200c04 r7:ead3dd7c r6:ffffffff r5:86553d40 [ 1623.933828][ T29] r4:00000000 [ 1623.933856][ T29] [<81b06384>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1623.933924][ T29] Exception stack(0xead3dd48 to 0xead3dd90) [ 1623.933962][ T29] dd40: a4f6a000 edf57000 00000000 80238790 82cceee0 82ccfb24 [ 1623.934000][ T29] dd60: 7f0db000 edf57000 00000000 00000001 82a0b880 ead3ddbc edf57000 ead3dd98 [ 1623.934038][ T29] dd80: 8022f6e0 802387a8 80000013 ffffffff [ 1623.934067][ T29] r5:80000013 r4:802387a8 [ 1623.934085][ T29] [<8022f680>] (flush_tlb_kernel_range) from [<80506f20>] (__purge_vmap_area_lazy+0x294/0x484) [ 1623.934148][ T29] [<80506c8c>] (__purge_vmap_area_lazy) from [<805072f8>] (_vm_unmap_aliases+0x1e8/0x238) [ 1623.934218][ T29] r10:00000000 r9:ead3dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ead3de28 [ 1623.934287][ T29] r4:ead3dde0 [ 1623.934362][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1623.934434][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:861f4b00 [ 1623.934469][ T29] r4:00000000 [ 1623.934485][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.934552][ T29] r9:86553d40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f06f000 [ 1623.934571][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.934628][ T29] r5:00001000 r4:ea41f000 [ 1623.934645][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.934693][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.934750][ T29] r5:86129b8c r4:86129b8c [ 1623.934765][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.934825][ T29] r7:ddde4e00 r6:8302ae00 r5:86129b8c r4:85930800 [ 1623.934839][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.934902][ T29] r10:ddde4e00 r9:85930830 r8:86553d40 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 [ 1623.934923][ T29] r4:85930800 [ 1623.934974][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.935059][ T29] r10:00000000 r9:ead31e88 r8:85930780 r7:85930800 r6:80276fb8 r5:86553d40 [ 1623.935125][ T29] r4:85cc5d00 [ 1623.935219][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1623.935300][ T29] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1623.935355][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1623.935393][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.935425][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1623.935462][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:85cc5d00 [ 1623.935627][ T29] INFO: task kworker/1:278:8539 blocked for more than 430 seconds. [ 1623.935669][ T29] Not tainted syzkaller #0 [ 1623.935692][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1623.935707][ T29] task:kworker/1:278 state:D stack:0 pid:8539 tgid:8539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.935761][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.935853][ T29] Call trace: [ 1623.935948][ T29] [<81b04afc>] (__schedule) from [<81b05f8c>] (schedule+0x2c/0x134) [ 1623.936075][ T29] r10:ead29da4 r9:ead29dac r8:00000002 r7:60000013 r6:82ccfb50 r5:84710c40 [ 1623.936105][ T29] r4:84710c40 [ 1623.936124][ T29] [<81b05f60>] (schedule) from [<81b06118>] (schedule_preempt_disabled+0x18/0x24) [ 1623.936207][ T29] r5:84710c40 r4:82ccfb4c [ 1623.936264][ T29] [<81b06100>] (schedule_preempt_disabled) from [<81b091f4>] (__mutex_lock.constprop.0+0x530/0xa88) [ 1623.936330][ T29] [<81b08cc4>] (__mutex_lock.constprop.0) from [<81b09820>] (__mutex_lock_slowpath+0x14/0x18) [ 1623.936402][ T29] r10:82a0b82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e28 [ 1623.936424][ T29] r4:00000000 [ 1623.936476][ T29] [<81b0980c>] (__mutex_lock_slowpath) from [<81b09860>] (mutex_lock+0x3c/0x40) [ 1623.936532][ T29] [<81b09824>] (mutex_lock) from [<8050716c>] (_vm_unmap_aliases+0x5c/0x238) [ 1623.936582][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1623.936646][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:861f4a40 [ 1623.936706][ T29] r4:00000000 [ 1623.936771][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1623.936846][ T29] r9:84710c40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f071000 [ 1623.936904][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1623.937036][ T29] r5:00001000 r4:ea609000 [ 1623.937067][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1623.937187][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1623.973628][ T29] r5:85825b8c r4:85825b8c [ 1623.973731][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1623.973845][ T29] r7:ddde4e00 r6:8302ae00 r5:85825b8c r4:861f0400 [ 1623.973862][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1623.973933][ T29] r10:ddde4e00 r9:861f0430 r8:84710c40 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 [ 1623.973955][ T29] r4:861f0400 [ 1623.973974][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1623.974043][ T29] r10:00000000 r9:ead3de88 r8:85930900 r7:861f0400 r6:80276fb8 r5:84710c40 [ 1623.974075][ T29] r4:860a4480 [ 1623.974093][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1623.974145][ T29] Exception stack(0xead29fb0 to 0xead29ff8) [ 1623.974182][ T29] 9fa0: 00000000 00000000 00000000 00000000 [ 1623.974214][ T29] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1623.974240][ T29] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1623.974273][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:860a4480 [ 1623.995330][ T29] INFO: task kworker/1:278:8539 is blocked on a mutex likely owned by task kworker/1:276:8529. [ 1623.995463][ T29] task:kworker/1:276 state:R running task stack:0 pid:8529 tgid:8529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1623.995610][ T29] Workqueue: events bpf_prog_free_deferred [ 1623.995745][ T29] Call trace: [ 1623.995806][ T29] [<81b04afc>] (__schedule) from [<81b063c4>] (preempt_schedule_irq+0x40/0xa8) [ 1623.995941][ T29] r10:82a0b880 r9:86553d40 r8:80200c04 r7:ead3dd7c r6:ffffffff r5:86553d40 [ 1623.995969][ T29] r4:00000000 [ 1623.996010][ T29] [<81b06384>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1623.996080][ T29] Exception stack(0xead3dd48 to 0xead3dd90) [ 1623.996207][ T29] dd40: a5426000 edf57000 00000000 80238790 82cceee0 82ccfb24 [ 1623.996249][ T29] dd60: 7f0db000 edf57000 00000000 00000001 82a0b880 ead3ddbc edf57000 ead3dd98 [ 1623.996278][ T29] dd80: 8022f6e0 802387a8 80000013 ffffffff [ 1623.996351][ T29] r5:80000013 r4:802387a8 [ 1623.996372][ T29] [<8022f680>] (flush_tlb_kernel_range) from [<80506f20>] (__purge_vmap_area_lazy+0x294/0x484) [ 1623.996436][ T29] [<80506c8c>] (__purge_vmap_area_lazy) from [<805072f8>] (_vm_unmap_aliases+0x1e8/0x238) [ 1623.996593][ T29] r10:00000000 r9:ead3dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ead3de28 [ 1623.996639][ T29] r4:ead3dde0 [ 1623.996666][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1623.996774][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:861f4b00 [ 1623.996927][ T29] r4:00000000 [ 1623.997331][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1624.010638][ T29] r9:86553d40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f06f000 [ 1624.010711][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1624.010824][ T29] r5:00001000 r4:ea41f000 [ 1624.010843][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1624.010894][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1624.011072][ T29] r5:86129b8c r4:86129b8c [ 1624.011102][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1624.011180][ T29] r7:ddde4e00 r6:8302ae00 r5:86129b8c r4:85930800 [ 1624.011235][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1624.011321][ T29] r10:ddde4e00 r9:85930830 r8:86553d40 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 [ 1624.011344][ T29] r4:85930800 [ 1624.011360][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1624.011470][ T29] r10:00000000 r9:ead31e88 r8:85930780 r7:85930800 r6:80276fb8 r5:86553d40 [ 1624.017216][ T29] r4:85cc5d00 [ 1624.042809][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1624.042960][ T29] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1624.043030][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1624.043072][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1624.043115][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1624.043182][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:85cc5d00 [ 1624.043508][ T29] INFO: task kworker/1:280:8545 blocked for more than 430 seconds. [ 1624.043564][ T29] Not tainted syzkaller #0 [ 1624.043644][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1624.043680][ T29] task:kworker/1:280 state:D stack:0 pid:8545 tgid:8545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1624.043765][ T29] Workqueue: events bpf_prog_free_deferred [ 1624.043916][ T29] Call trace: [ 1624.043946][ T29] [<81b04afc>] (__schedule) from [<81b05f8c>] (schedule+0x2c/0x134) [ 1624.044032][ T29] r10:ead5dda4 r9:ead5ddac r8:00000002 r7:60000113 r6:82ccfb50 r5:8646e200 [ 1624.044057][ T29] r4:8646e200 [ 1624.044078][ T29] [<81b05f60>] (schedule) from [<81b06118>] (schedule_preempt_disabled+0x18/0x24) [ 1624.044159][ T29] r5:8646e200 r4:82ccfb4c [ 1624.044175][ T29] [<81b06100>] (schedule_preempt_disabled) from [<81b091f4>] (__mutex_lock.constprop.0+0x530/0xa88) [ 1624.044261][ T29] [<81b08cc4>] (__mutex_lock.constprop.0) from [<81b09820>] (__mutex_lock_slowpath+0x14/0x18) [ 1624.044336][ T29] r10:82a0b82c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de28 [ 1624.044358][ T29] r4:00000000 [ 1624.044376][ T29] [<81b0980c>] (__mutex_lock_slowpath) from [<81b09860>] (mutex_lock+0x3c/0x40) [ 1624.044421][ T29] [<81b09824>] (mutex_lock) from [<8050716c>] (_vm_unmap_aliases+0x5c/0x238) [ 1624.044489][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1624.044561][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e87e40 [ 1624.044584][ T29] r4:00000000 [ 1624.044601][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1624.044722][ T29] r9:8646e200 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f055000 [ 1624.044749][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1624.044814][ T29] r5:00001000 r4:dfa59000 [ 1624.044835][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1624.044886][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1624.044943][ T29] r5:864ecb8c r4:864ecb8c [ 1624.044961][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1624.045064][ T29] r7:ddde4e00 r6:8302ae00 r5:864ecb8c r4:85930380 [ 1624.045097][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1624.045183][ T29] r10:00000000 r9:859303b0 r8:8646e200 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 [ 1624.045229][ T29] r4:85930380 [ 1624.045251][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1624.045320][ T29] r10:00000000 r9:ead59e88 r8:85930300 r7:85930380 r6:80276fb8 r5:8646e200 [ 1624.045343][ T29] r4:863d0480 [ 1624.045381][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1624.045433][ T29] Exception stack(0xead5dfb0 to 0xead5dff8) [ 1624.045463][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1624.045496][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1624.045560][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1624.045604][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:863d0480 [ 1624.060062][ T29] INFO: task kworker/1:280:8545 is blocked on a mutex likely owned by task kworker/1:276:8529. [ 1624.060241][ T29] task:kworker/1:276 state:R running task stack:0 pid:8529 tgid:8529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1624.060454][ T29] Workqueue: events bpf_prog_free_deferred [ 1624.060598][ T29] Call trace: [ 1624.060634][ T29] [<81b04afc>] (__schedule) from [<81b063c4>] (preempt_schedule_irq+0x40/0xa8) [ 1624.060789][ T29] r10:82a0b880 r9:86553d40 r8:80200c04 r7:ead3dd7c r6:ffffffff r5:86553d40 [ 1624.060817][ T29] r4:00000000 [ 1624.060861][ T29] [<81b06384>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1624.060954][ T29] Exception stack(0xead3dd48 to 0xead3dd90) [ 1624.060995][ T29] dd40: a5e65000 edf57000 00000000 80238790 82cceee0 82ccfb24 [ 1624.061060][ T29] dd60: 7f0db000 edf57000 00000000 00000001 82a0b880 ead3ddbc edf57000 ead3dd98 [ 1624.061121][ T29] dd80: 8022f6e0 802387a8 80000013 ffffffff [ 1624.061153][ T29] r5:80000013 r4:802387a8 [ 1624.061171][ T29] [<8022f680>] (flush_tlb_kernel_range) from [<80506f20>] (__purge_vmap_area_lazy+0x294/0x484) [ 1624.061288][ T29] [<80506c8c>] (__purge_vmap_area_lazy) from [<805072f8>] (_vm_unmap_aliases+0x1e8/0x238) [ 1624.061422][ T29] r10:00000000 r9:ead3dde0 r8:00000000 r7:ffffffff r6:00000008 r5:ead3de28 [ 1624.061473][ T29] r4:ead3dde0 [ 1624.061524][ T29] [<80507110>] (_vm_unmap_aliases) from [<8050af60>] (vfree+0x168/0x1d8) [ 1624.061625][ T29] r10:8302ae05 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:861f4b00 [ 1624.061692][ T29] r4:00000000 [ 1624.061712][ T29] [<8050adf8>] (vfree) from [<8057a740>] (execmem_free+0x30/0x50) [ 1624.061784][ T29] r9:86553d40 r8:01800000 r7:00000000 r6:8302ae00 r5:00001000 r4:7f06f000 [ 1624.061804][ T29] [<8057a710>] (execmem_free) from [<803d0c3c>] (bpf_jit_free_exec+0x10/0x14) [ 1624.061912][ T29] r5:00001000 r4:ea41f000 [ 1624.061947][ T29] [<803d0c2c>] (bpf_jit_free_exec) from [<803d101c>] (bpf_jit_free+0x64/0xe0) [ 1624.062001][ T29] [<803d0fb8>] (bpf_jit_free) from [<803d20c4>] (bpf_prog_free_deferred+0x148/0x160) [ 1624.062058][ T29] r5:86129b8c r4:86129b8c [ 1624.062076][ T29] [<803d1f7c>] (bpf_prog_free_deferred) from [<80276360>] (process_one_work+0x1c8/0x5a0) [ 1624.062153][ T29] r7:ddde4e00 r6:8302ae00 r5:86129b8c r4:85930800 [ 1624.062172][ T29] [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318) [ 1624.062243][ T29] r10:ddde4e00 r9:85930830 r8:86553d40 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 [ 1624.062264][ T29] r4:85930800 [ 1624.062306][ T29] [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154) [ 1624.062427][ T29] r10:00000000 r9:ead31e88 r8:85930780 r7:85930800 r6:80276fb8 r5:86553d40 [ 1624.062455][ T29] r4:85cc5d00 [ 1624.062472][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1624.062521][ T29] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1624.062552][ T29] dfa0: 00000000 00000000 00000000 00000000 [ 1624.062588][ T29] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1624.062619][ T29] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1624.062656][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:85cc5d00 [ 1624.099398][ T29] NMI backtrace for cpu 1 [ 1624.099927][ T29] CPU: 1 UID: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1624.100096][ T29] Hardware name: ARM-Versatile Express [ 1624.100210][ T29] Call trace: [ 1624.100345][ T29] [<80201a14>] (dump_backtrace) from [<80201b08>] (show_stack+0x18/0x1c) [ 1624.100466][ T29] r7:60000193 r6:60000193 r5:8231b914 r4:00000000 [ 1624.100504][ T29] [<80201af0>] (show_stack) from [<8021e320>] (dump_stack_lvl+0x5c/0x70) [ 1624.100568][ T29] [<8021e2c4>] (dump_stack_lvl) from [<8021e34c>] (dump_stack+0x18/0x1c) [ 1624.100633][ T29] r7:00000000 r6:00000113 r5:00000001 r4:00000001 [ 1624.100652][ T29] [<8021e334>] (dump_stack) from [<81aee3d4>] (nmi_cpu_backtrace+0x150/0x170) [ 1624.100715][ T29] [<81aee284>] (nmi_cpu_backtrace) from [<81aee524>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1624.100785][ T29] r7:00000001 r6:82a0b550 r5:82a19f34 r4:ffffffff [ 1624.100836][ T29] [<81aee3f4>] (nmi_trigger_cpumask_backtrace) from [<8022f104>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1624.100928][ T29] r9:82a0b6d8 r8:00000006 r7:00000048 r6:82cc2de4 r5:00007752 r4:00000048 [ 1624.100947][ T29] [<8022f0ec>] (arch_trigger_cpumask_backtrace) from [<81af6070>] (sys_info+0x68/0xa8) [ 1624.101075][ T29] [<81af6008>] (sys_info) from [<80385d58>] (watchdog+0x3a0/0x84c) [ 1624.101162][ T29] r5:00007752 r4:0000000a [ 1624.101179][ T29] [<803859b8>] (watchdog) from [<8028117c>] (kthread+0x11c/0x154) [ 1624.101252][ T29] r10:00000000 r9:df819e58 r8:83358e80 r7:00000000 r6:803859b8 r5:83810c40 [ 1624.101306][ T29] r4:83324780 [ 1624.101331][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1624.101384][ T29] Exception stack(0xdf8d5fb0 to 0xdf8d5ff8) [ 1624.101421][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1624.101457][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1624.101490][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1624.101527][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:83324780 [ 1624.101835][ T29] Sending NMI from CPU 1 to CPUs 0: [ 1624.102895][ C0] NMI backtrace for cpu 0 [ 1624.103162][ C0] CPU: 0 UID: 0 PID: 2819 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1624.103213][ C0] Hardware name: ARM-Versatile Express [ 1624.103277][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1624.103440][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 1624.103505][ C0] pc : [<81b0f394>] lr : [<80add268>] psr: 60000013 [ 1624.103544][ C0] sp : eb405ec8 ip : eb405ed8 fp : eb405ed4 [ 1624.103587][ C0] r10: 82b591a4 r9 : 00000000 r8 : 00000000 [ 1624.103632][ C0] r7 : 00000117 r6 : 82b59108 r5 : 00000000 r4 : 00000001 [ 1624.103671][ C0] r3 : 00000852 r2 : 00000000 r1 : 60000013 r0 : 846d1040 [ 1624.103797][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1624.103866][ C0] Control: 30c5387d Table: 86cf14c0 DAC: fffffffd [ 1624.103931][ C0] Call trace: [ 1624.103980][ C0] [<81b0f36c>] (_raw_spin_unlock_irqrestore) from [<80add268>] (pl011_console_device_unlock+0x20/0x24) [ 1624.104050][ C0] [<80add248>] (pl011_console_device_unlock) from [<802e68a8>] (nbcon_emit_one+0x88/0x100) [ 1624.104117][ C0] [<802e6820>] (nbcon_emit_one) from [<802e6b28>] (nbcon_kthread_func+0x208/0x2ec) [ 1624.104202][ C0] r6:82cbf2d4 r5:82b59108 r4:850cee40 [ 1624.104221][ C0] [<802e6920>] (nbcon_kthread_func) from [<8028117c>] (kthread+0x11c/0x154) [ 1624.104295][ C0] r10:00000000 r9:ea429b38 r8:8484c400 r7:82b59108 r6:802e6920 r5:850cee40 [ 1624.104317][ C0] r4:83934d40 [ 1624.104341][ C0] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1624.104393][ C0] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1624.104430][ C0] 5fa0: 00000000 00000000 00000000 00000000 [ 1624.104465][ C0] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1624.104497][ C0] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1624.104533][ C0] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:83934d40 [ 1624.106130][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 1624.141444][ T29] CPU: 1 UID: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1624.141955][ T29] Hardware name: ARM-Versatile Express [ 1624.142208][ T29] Call trace: [ 1624.142515][ T29] [<80201a14>] (dump_backtrace) from [<80201b08>] (show_stack+0x18/0x1c) [ 1624.142947][ T29] r7:82a1e6fc r6:00000000 r5:8231b914 r4:00000001 [ 1624.143246][ T29] [<80201af0>] (show_stack) from [<8021e320>] (dump_stack_lvl+0x5c/0x70) [ 1624.143658][ T29] [<8021e2c4>] (dump_stack_lvl) from [<8021e34c>] (dump_stack+0x18/0x1c) [ 1624.144057][ T29] r7:82a1e6fc r6:00000000 r5:83810c40 r4:82c7bd3c [ 1624.144329][ T29] [<8021e334>] (dump_stack) from [<8020260c>] (vpanic+0x114/0x320) [ 1624.144677][ T29] [<802024f8>] (vpanic) from [<8020284c>] (trace_suspend_resume+0x0/0x104) [ 1624.145008][ T29] r7:00000048 [ 1624.145252][ T29] [<80202818>] (panic) from [<80385d70>] (watchdog+0x3b8/0x84c) [ 1624.145609][ T29] r3:00000001 r2:00000000 r1:00000001 r0:8231c610 [ 1624.145889][ T29] [<803859b8>] (watchdog) from [<8028117c>] (kthread+0x11c/0x154) [ 1624.146292][ T29] r10:00000000 r9:df819e58 r8:83358e80 r7:00000000 r6:803859b8 r5:83810c40 [ 1624.146623][ T29] r4:83324780 [ 1624.146784][ T29] [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1624.147204][ T29] Exception stack(0xdf8d5fb0 to 0xdf8d5ff8) [ 1624.147541][ T29] 5fa0: 00000000 00000000 00000000 00000000 [ 1624.147961][ T29] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1624.148481][ T29] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1624.148844][ T29] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:83324780 [ 1624.152933][ T29] Rebooting in 86400 seconds..