INFO: task kworker/0:2:710 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:2 state:D stack:0 pid:710 tgid:710 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:dff41d94 r5:835d3c00 r4:835d3c00 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:835d3c00 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dff41e20 r8:00000000 r7:ffffffff r6:00000000 r5:84b15280 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b15280 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:835d3c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f06d000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfc51000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:84a59354 r4:84a59000 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:84a59354 r4:82f57200 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:835d3c00 r9:82f5722c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:82f57200 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df839e90 r8:8386ec00 r7:82f57200 r6:80267144 r5:835d3c00 r4:82f4ef40 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdff41fb0 to 0xdff41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:82f4ef40 INFO: task kworker/0:3:1738 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:3 state:D stack:0 pid:1738 tgid:1738 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:eb241d94 r5:8364ec00 r4:8364ec00 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8364ec00 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eb241e20 r8:00000000 r7:ffffffff r6:00000000 r5:84addec0 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84addec0 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8364ec00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f04f000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfb29000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:845cb354 r4:845cb000 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:845cb354 r4:83f6bc80 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8364ec00 r9:83f6bcac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:83f6bc80 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df839e90 r8:83e3e0c0 r7:83f6bc80 r6:80267144 r5:8364ec00 r4:83e3e600 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb241fb0 to 0xeb241ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:83e3e600 INFO: task kworker/0:0:3008 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:0 state:D stack:0 pid:3008 tgid:3008 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df97dd94 r5:8367c800 r4:8367c800 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8367c800 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df97de20 r8:00000000 r7:ffffffff r6:00000000 r5:84add580 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84add580 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8367c800 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f041000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfa85000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:845c9b54 r4:845c9800 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:845c9b54 r4:8421c480 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8367c800 r9:8421c4ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8421c480 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eb241e90 r8:83a81540 r7:8421c480 r6:80267144 r5:8367c800 r4:8463f440 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf97dfb0 to 0xdf97dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:8463f440 INFO: task kworker/0:1:3009 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:0 pid:3009 tgid:3009 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df981d94 r5:83678000 r4:83678000 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:83678000 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df981e20 r8:00000000 r7:ffffffff r6:00000000 r5:84add040 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84add040 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83678000 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f037000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfa31000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:845c8b54 r4:845c8800 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:845c8b54 r4:8421c500 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:83678000 r9:8421c52c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8421c500 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df97de90 r8:83ff8680 r7:8421c500 r6:80267144 r5:83678000 r4:8463f800 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf981fb0 to 0xdf981ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:8463f800 INFO: task kworker/0:4:3010 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:0 pid:3010 tgid:3010 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df995d94 r5:82ef8c00 r4:82ef8c00 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:82ef8c00 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df995e20 r8:00000000 r7:ffffffff r6:00000000 r5:845d8240 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d8240 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82ef8c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f19d000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eaeed000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:845cdf54 r4:845cdc00 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:845cdf54 r4:8421c580 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:82ef8c00 r9:8421c5ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8421c580 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df981e90 r8:82cad680 r7:8421c580 r6:80267144 r5:82ef8c00 r4:8463f800 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf995fb0 to 0xdf995ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:8463f800 INFO: task kworker/0:5:3013 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3013 tgid:3013 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df9b1d94 r5:82e3c800 r4:82e3c800 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:82e3c800 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df9b1e20 r8:00000000 r7:ffffffff r6:00000000 r5:84ac8980 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac8980 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82e3c800 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f143000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eaab1000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:84a48754 r4:84a48400 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:84a48754 r4:8421c600 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:82e3c800 r9:8421c62c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8421c600 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df995e90 r8:8442d940 r7:8421c600 r6:80267144 r5:82e3c800 r4:8463af80 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf9b1fb0 to 0xdf9b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:8463af80 INFO: task kworker/0:6:3014 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3014 tgid:3014 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df9b5d94 r5:82efb000 r4:82efb000 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:82efb000 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df9b5e20 r8:00000000 r7:ffffffff r6:00000000 r5:84b5c7c0 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b5c7c0 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82efb000 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f191000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eaeb5000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:845ccf54 r4:845ccc00 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:845ccf54 r4:8421c680 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:82efb000 r9:8421c6ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8421c680 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df9b1e90 r8:84418640 r7:8421c680 r6:80267144 r5:82efb000 r4:8463af80 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf9b5fb0 to 0xdf9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:8463af80 INFO: task kworker/0:7:3018 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:3018 tgid:3018 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df9cdd94 r5:83605400 r4:83605400 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:83605400 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df9cde20 r8:00000000 r7:ffffffff r6:00000000 r5:84b5c400 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b5c400 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83605400 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f171000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eada7000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:84beef54 r4:84beec00 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:84beef54 r4:8421c700 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:83605400 r9:8421c72c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8421c700 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df9b1e90 r8:84418480 r7:8421c700 r6:80267144 r5:83605400 r4:83a7a780 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf9cdfb0 to 0xdf9cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:83a7a780 INFO: task kworker/0:8:3019 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:3019 tgid:3019 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df9add94 r5:84233000 r4:84233000 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:84233000 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df9ade20 r8:00000000 r7:ffffffff r6:00000000 r5:84b5cac0 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b5cac0 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84233000 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f169000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac6d000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:84b7f754 r4:84b7f400 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:84b7f754 r4:8421c780 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:84233000 r9:8421c7ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8421c780 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df9b1e90 r8:8386e540 r7:8421c780 r6:80267144 r5:84233000 r4:8386ed80 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf9adfb0 to 0xdf9adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:8386ed80 INFO: task kworker/0:9:3022 blocked for more than 450 seconds. Not tainted 6.9.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3022 tgid:3022 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189b700>] (__schedule) from [<8189c33c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189b700>] (__schedule) from [<8189c33c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df9d5d94 r5:84233c00 r4:84233c00 [<8189c310>] (schedule) from [<8189c94c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:84233c00 r4:82714be4 [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189c934>] (schedule_preempt_disabled) from [<8189f22c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189ef44>] (__mutex_lock.constprop.0) from [<8189faf8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df9d5e20 r8:00000000 r7:ffffffff r6:00000000 r5:84b5cfc0 r4:00000000 [<8189fae4>] (__mutex_lock_slowpath) from [<8189fb38>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189fafc>] (mutex_lock) from [<8049c4e4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b5cfc0 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84233c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f165000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac41000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:84ace754 r4:84ace400 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:84ace754 r4:8421c800 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:84233c00 r9:8421c82c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8421c800 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df9b1e90 r8:8421a800 r7:8421c800 r6:80267144 r5:84233c00 r4:8421a840 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:8421a840 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 1 CPU: 1 PID: 31 Comm: khungtaskd Not tainted 6.9.0-rc2-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: [<81879f7c>] (dump_backtrace) from [<8187a078>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000013 r5:60000093 r4:81fc4844 [<8187a060>] (show_stack) from [<81897830>] (__dump_stack lib/dump_stack.c:88 [inline]) [<8187a060>] (show_stack) from [<81897830>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:114) [<818977c0>] (dump_stack_lvl) from [<81897854>] (dump_stack+0x18/0x1c lib/dump_stack.c:123) r5:00000001 r4:00000001 [<8189783c>] (dump_stack) from [<81867354>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<818671f4>] (nmi_cpu_backtrace) from [<818674a0>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000001 r6:8260c590 r5:8261a88c r4:ffffffff [<81867370>] (nmi_trigger_cpumask_backtrace) from [<802105b4>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:8260c6f4 r8:0002f031 r7:8289dfe0 r6:00007d6c r5:84a0b204 r4:84d39724 [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eaf8>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eaf8>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eaf8>] (watchdog+0x480/0x594 kernel/hung_task.c:380) [<8034e678>] (watchdog) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82e983c0 r7:00000000 r6:8034e678 r5:82ee8c00 r4:82f421c0 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf8ddfb0 to 0xdf8ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:82f421c0 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4553 Comm: kworker/0:159 Not tainted 6.9.0-rc2-syzkaller #0 Hardware name: ARM-Versatile Express Workqueue: events bpf_prog_free_deferred PC is at v7wbi_flush_kern_tlb_range+0x18/0x4c arch/arm/mm/tlb-v7.S:83 LR is at flush_tlb_kernel_range+0x64/0xb8 arch/arm/kernel/smp_tlb.c:243 pc : [<8021b3cc>] lr : [<80210b70>] psr: 80000013 sp : eba2dd80 ip : eba2ddb0 fp : eba2ddac r10: 828a9a0c r9 : 8260ca94 r8 : e064f000 r7 : 7f0a5000 r6 : 828a8de8 r5 : 00000001 r4 : 7f0a5000 r3 : 8021b3b4 r2 : 00000000 r1 : e064f000 r0 : b163b000 Flags: Nzcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user Control: 30c5387d Table: 8440b080 DAC: fffffffd Call trace: [<80210b0c>] (flush_tlb_kernel_range) from [<8049c2cc>] (__purge_vmap_area_lazy+0x210/0x3c8 mm/vmalloc.c:2232) r4:828a9a2c [<8049c0bc>] (__purge_vmap_area_lazy) from [<8049c710>] (_vm_unmap_aliases+0x28c/0x2e8 mm/vmalloc.c:2827) r10:00000000 r9:eba2de20 r8:00000000 r7:eba2ddd8 r6:00000008 r5:ddde1c80 r4:eba2ddd8 [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c484>] (_vm_unmap_aliases) from [<804a0368>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9840 r4:00000000 [<804a01f8>] (vfree) from [<802ed9bc>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:848b6c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f0ef000 [<802ed98c>] (module_memfree) from [<80391560>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e066b000 [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391550>] (bpf_jit_free_exec) from [<80391720>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803916b8>] (bpf_jit_free) from [<80392808>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:84921f54 r4:84921c00 [<803926bc>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:84921f54 r4:849afc00 [<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:848b6c00 r9:849afc2c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:849afc00 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eba39e90 r8:84649380 r7:849afc00 r6:80267144 r5:848b6c00 r4:84649140 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeba2dfb0 to 0xeba2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84649140