INFO: task kworker/0:2:47 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:2 state:D stack:0 pid:47 tgid:47 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df921d94 r5:82fda400 r4:82fda400 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:82fda400 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df921e20 r8:00000000 r7:ffffffff r6:00000000 r5:8514ba80 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514ba80 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82fda400 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f011000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfe99000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:850dab54 r4:850da800 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:850dab54 r4:82f56c80 [<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) r10:82fda400 r9:82f56cac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:82f56c80 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df83de90 r8:82f597c0 r7:82f56c80 r6:80267144 r5:82fda400 r4:82f596c0 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf921fb0 to 0xdf921ff8) 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 r4:82f596c0 INFO: task kworker/1:2:703 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:2 state:D stack:0 pid:703 tgid:703 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:e07f9d94 r5:82ef2400 r4:82ef2400 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:82ef2400 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:e07f9e20 r8:00000000 r7:ffffffff r6:00000000 r5:8504e5c0 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504e5c0 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82ef2400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f02b000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:df9c1000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:850e9354 r4:850e9000 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde40c0 r6:82c16200 r5:850e9354 r4:83811000 [<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) r10:82ef2400 r9:8381102c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:83811000 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df925e90 r8:837dd180 r7:83811000 r6:80267144 r5:82ef2400 r4:837ddf40 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe07f9fb0 to 0xe07f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:837ddf40 INFO: task kworker/0:42:4550 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:42 state:D stack:0 pid:4550 tgid:4550 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:eae7dd94 r5:85076c00 r4:85076c00 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:85076c00 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eae7de20 r8:00000000 r7:ffffffff r6:00000000 r5:850b5940 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b5940 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:85076c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f127000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eb3af000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:850d9354 r4:850d9000 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:850d9354 r4:84ff9c80 [<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) r10:85076c00 r9:84ff9cac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:84ff9c80 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eaddde90 r8:850c7200 r7:84ff9c80 r6:80267144 r5:85076c00 r4:84d208c0 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeae7dfb0 to 0xeae7dff8) 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 r4:84d208c0 INFO: task kworker/1:71:4635 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:71 state:D stack:0 pid:4635 tgid:4635 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eb241d94 r5:85182400 r4:85182400 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:85182400 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eb241e20 r8:00000000 r7:ffffffff r6:00000000 r5:850c4f00 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c4f00 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:85182400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f11d000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eb2f7000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:85124b54 r4:85124800 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde40c0 r6:82c16200 r5:85124b54 r4:84c5ba80 [<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) r10:85182400 r9:84c5baac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84c5ba80 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eb021e90 r8:850c4340 r7:84c5ba80 r6:80267144 r5:85182400 r4:850c4240 [<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 r4:850c4240 INFO: task kworker/0:51:4640 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:51 state:D stack:0 pid:4640 tgid:4640 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:eaff1d94 r5:85086c00 r4:85086c00 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:85086c00 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eaff1e20 r8:00000000 r7:ffffffff r6:00000000 r5:850b83c0 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b83c0 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:85086c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f11b000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eb2db000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:850d4b54 r4:850d4800 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:850d4b54 r4:85142180 [<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) r10:85086c00 r9:851421ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85142180 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eae7de90 r8:850c4600 r7:85142180 r6:80267144 r5:85086c00 r4:8503c7c0 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeaff1fb0 to 0xeaff1ff8) 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 r4:8503c7c0 INFO: task kworker/0:52:4650 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:52 state:D stack:0 pid:4650 tgid:4650 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:eb239d94 r5:82f02400 r4:82f02400 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:82f02400 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eb239e20 r8:00000000 r7:ffffffff r6:00000000 r5:850c4200 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c4200 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82f02400 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f11f000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eb323000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:847ce354 r4:847ce000 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:847ce354 r4:85142200 [<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) r10:82f02400 r9:8514222c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85142200 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eae7de90 r8:8503c7c0 r7:85142200 r6:80267144 r5:82f02400 r4:85038980 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb239fb0 to 0xeb239ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:85038980 INFO: task kworker/1:74:4652 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:74 state:D stack:0 pid:4652 tgid:4652 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eb331d94 r5:84fbd400 r4:84fbd400 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:84fbd400 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eb331e20 r8:00000000 r7:ffffffff r6:00000000 r5:84444040 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84444040 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84fbd400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f123000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eb35b000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:85125354 r4:85125000 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde40c0 r6:82c16200 r5:85125354 r4:84c5bd00 [<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) r10:84fbd400 r9:84c5bd2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84c5bd00 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eb241e90 r8:850b6240 r7:84c5bd00 r6:80267144 r5:84fbd400 r4:850b5140 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb331fb0 to 0xeb331ff8) 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 r4:850b5140 INFO: task kworker/0:53:4653 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:53 state:D stack:0 pid:4653 tgid:4653 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:eb28dd94 r5:84fbec00 r4:84fbec00 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:84fbec00 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eb28de20 r8:00000000 r7:ffffffff r6:00000000 r5:850b7b80 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7b80 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84fbec00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f121000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eb34d000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:84c12754 r4:84c12400 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:84c12754 r4:85142080 [<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) r10:84fbec00 r9:851420ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85142080 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eae7de90 r8:8503ca40 r7:85142080 r6:80267144 r5:84fbec00 r4:8503c240 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb28dfb0 to 0xeb28dff8) 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 r4:8503c240 INFO: task kworker/1:75:4656 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:75 state:D stack:0 pid:4656 tgid:4656 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eb359d94 r5:84fba400 r4:84fba400 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:84fba400 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eb359e20 r8:00000000 r7:ffffffff r6:00000000 r5:84444800 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84444800 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84fba400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f125000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eb3a1000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:85126354 r4:85126000 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde40c0 r6:82c16200 r5:85126354 r4:84c5be00 [<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) r10:84fba400 r9:84c5be2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84c5be00 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eb331e90 r8:850b8a00 r7:84c5be00 r6:80267144 r5:84fba400 r4:850c4ac0 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb359fb0 to 0xeb359ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:850c4ac0 INFO: task kworker/0:54:4659 blocked for more than 430 seconds. Not tainted 6.9.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:54 state:D stack:0 pid:4659 tgid:4659 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<818c2fd8>] (__schedule) from [<818c3c14>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<818c2fd8>] (__schedule) from [<818c3c14>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:eb399d94 r5:84fb8c00 r4:84fb8c00 [<818c3be8>] (schedule) from [<818c4224>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:84fb8c00 r4:82714be4 [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<818c420c>] (schedule_preempt_disabled) from [<818c6b04>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<818c681c>] (__mutex_lock.constprop.0) from [<818c73d0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eb399e20 r8:00000000 r7:ffffffff r6:00000000 r5:8514bb00 r4:00000000 [<818c73bc>] (__mutex_lock_slowpath) from [<818c7410>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<818c73d4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline]) [<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514bb00 r4:00000000 [<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84fb8c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f00f000 [<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfe2f000 [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:850d9b54 r4:850d9800 [<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddd00c0 r6:82c16000 r5:850d9b54 r4:85142400 [<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) r10:84fb8c00 r9:8514242c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85142400 [<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eae7de90 r8:850b7f80 r7:85142400 r6:80267144 r5:84fb8c00 r4:850b5940 [<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb399fb0 to 0xeb399ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:850b5940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 0 CPU: 0 PID: 31 Comm: khungtaskd Not tainted 6.9.0-rc4-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: [<818a18bc>] (dump_backtrace) from [<818a19b8>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000113 r5:60000193 r4:81fcea10 [<818a19a0>] (show_stack) from [<818bf10c>] (__dump_stack lib/dump_stack.c:88 [inline]) [<818a19a0>] (show_stack) from [<818bf10c>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:114) [<818bf09c>] (dump_stack_lvl) from [<818bf130>] (dump_stack+0x18/0x1c lib/dump_stack.c:123) r5:00000000 r4:00000001 [<818bf118>] (dump_stack) from [<8188ec94>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<8188eb34>] (nmi_cpu_backtrace) from [<8188ede0>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c590 r5:8261a88c r4:ffffffff [<8188ecb0>] (nmi_trigger_cpumask_backtrace) from [<802105b4>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:8260c6f4 r8:00006ebd r7:8289ffe0 r6:00007d3d r5:858a8e04 r4:858bf924 [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eac8>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eac8>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eac8>] (watchdog+0x480/0x594 kernel/hung_task.c:380) [<8034e648>] (watchdog) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82e98340 r7:00000000 r6:8034e648 r5:82ee8c00 r4:82f41340 [<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 r4:82f41340 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 2813 Comm: syslogd Not tainted 6.9.0-rc4-syzkaller #0 Hardware name: ARM-Versatile Express PC is at selinux_file_permission+0x4c/0x110 security/selinux/hooks.c:3637 LR is at selinux_file_permission+0x4c/0x110 security/selinux/hooks.c:3636 pc : [<806d98bc>] lr : [<806d98bc>] psr: a0000013 sp : ec961e68 ip : ec961e68 fp : ec961e8c r10: 00000001 r9 : 00000047 r8 : 00000004 r7 : 83663c00 r6 : 82ebf198 r5 : 00000004 r4 : 82ebecc0 r3 : 0000000c r2 : 00000001 r1 : 00000004 r0 : 84000c14 Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Control: 30c5387d Table: 84002840 DAC: 00000000 Call trace: [<806d9870>] (selinux_file_permission) from [<806cae44>] (security_file_permission+0x38/0x54 security/security.c:2695) r9:83663c00 r8:01c121d0 r7:00000000 r6:82ebecc0 r5:00000004 r4:821a92bc [<806cae0c>] (security_file_permission) from [<804f4cdc>] (rw_verify_area+0x5c/0x144 fs/read_write.c:377) r7:00000000 r6:83663c00 r5:00000004 r4:82ebecc0 [<804f4c80>] (rw_verify_area) from [<804f6968>] (vfs_read+0x6c/0x314 fs/read_write.c:467) r5:000000ff r4:82ebecc0 [<804f68fc>] (vfs_read) from [<804f7660>] (ksys_read+0xc4/0xf8 fs/read_write.c:619) r10:00000003 r9:83663c00 r8:80200288 r7:000000ff r6:01c121d0 r5:82ebecc0 r4:82ebecc0 [<804f759c>] (ksys_read) from [<804f76a4>] (__do_sys_read fs/read_write.c:629 [inline]) [<804f759c>] (ksys_read) from [<804f76a4>] (sys_read+0x10/0x14 fs/read_write.c:627) r7:00000003 r6:01c122d0 r5:76f5e5a0 r4:fffffc00 [<804f7694>] (sys_read) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:66) Exception stack(0xec961fa8 to 0xec961ff0) 1fa0: fffffc00 76f5e5a0 00000000 01c121d0 000000ff 00000000 1fc0: fffffc00 76f5e5a0 01c122d0 00000003 00000000 01c121c8 76f2854c 76f28548 1fe0: 76f279f8 7edb4c70 76e9d2ec 76dab2fc