INFO: task kworker/1:6:25553 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:6 state:D stack:0 pid:25553 tgid:25553 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:e07b1dac r5:83efe000 r4:83efe000 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83efe000 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:e07b1e38 r8:00000000 r7:ffffffff r6:00000000 r5:85e907c0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e907c0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83efe000 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f292000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eae5f000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:861ab350 r4:861ab000 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:ddde4280 r6:82c16200 r5:861ab350 r4:85e99a80 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83efe000 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:85e99aac r4:85e99a80 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df965e90 r8:84760140 r7:85e99a80 r6:8026736c r5:83efe000 r4:850f0e00 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe07b1fb0 to 0xe07b1ff8) 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 r5:8026e784 r4:850f0e00 INFO: task kworker/0:29:25937 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:25937 tgid:25937 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:ead75dac r5:838abc00 r4:838abc00 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:838abc00 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:ead75e38 r8:00000000 r7:ffffffff r6:00000000 r5:85505ac0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505ac0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:838abc00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f27e000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:ead9f000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84c59b50 r4:84c59800 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84c59b50 r4:84c67680 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:838abc00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:84c676ac r4:84c67680 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eaca1e90 r8:85505780 r7:84c67680 r6:8026736c r5:838abc00 r4:85f9ef40 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xead75fb0 to 0xead75ff8) 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 r5:8026e784 r4:85f9ef40 INFO: task kworker/0:31:25941 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:31 state:D stack:0 pid:25941 tgid:25941 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:eadb5dac r5:83503c00 r4:83503c00 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83503c00 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eadb5e38 r8:00000000 r7:ffffffff r6:00000000 r5:85505e00 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505e00 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83503c00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f282000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eadab000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84c59f50 r4:84c59c00 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84c59f50 r4:85d58900 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83503c00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85d5892c r4:85d58900 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ead75e90 r8:8e91f480 r7:85d58900 r6:8026736c r5:83503c00 r4:8e91f340 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeadb5fb0 to 0xeadb5ff8) 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 r5:8026e784 r4:8e91f340 INFO: task kworker/0:32:25942 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:32 state:D stack:0 pid:25942 tgid:25942 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:ead9ddac r5:83501800 r4:83501800 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83501800 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:ead9de38 r8:00000000 r7:ffffffff r6:00000000 r5:8e91f200 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8e91f200 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83501800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f284000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eadcf000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84c5af50 r4:84c5ac00 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84c5af50 r4:85d58880 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83501800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85d588ac r4:85d58880 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eadb5e90 r8:8e91f2c0 r7:85d58880 r6:8026736c r5:83501800 r4:8e91fd40 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xead9dfb0 to 0xead9dff8) 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 r5:8026e784 r4:8e91fd40 INFO: task kworker/0:33:25944 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:33 state:D stack:0 pid:25944 tgid:25944 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:eac05dac r5:82e94800 r4:82e94800 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:82e94800 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eac05e38 r8:00000000 r7:ffffffff r6:00000000 r5:8e91f680 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8e91f680 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82e94800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f286000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eadd5000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84c58750 r4:84c58400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84c58750 r4:84c67880 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:82e94800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:84c678ac r4:84c67880 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ead9de90 r8:8e91f500 r7:84c67880 r6:8026736c r5:82e94800 r4:8e91fa00 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeac05fb0 to 0xeac05ff8) 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 r5:8026e784 r4:8e91fa00 INFO: task kworker/1:9:25946 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:9 state:D stack:0 pid:25946 tgid:25946 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:eade5dac r5:84633000 r4:84633000 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84633000 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eade5e38 r8:00000000 r7:ffffffff r6:00000000 r5:85e90580 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e90580 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84633000 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f290000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eae59000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:861abb50 r4:861ab800 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:ddde4280 r6:82c16200 r5:861abb50 r4:85e99280 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84633000 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:85e992ac r4:85e99280 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e07b1e90 r8:8e91fdc0 r7:85e99280 r6:8026736c r5:84633000 r4:85e905c0 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeade5fb0 to 0xeade5ff8) 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 r5:8026e784 r4:85e905c0 INFO: task kworker/0:34:25947 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:34 state:D stack:0 pid:25947 tgid:25947 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:eade9dac r5:84631800 r4:84631800 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84631800 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eade9e38 r8:00000000 r7:ffffffff r6:00000000 r5:8e91f780 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8e91f780 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84631800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f288000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eaddb000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84c5bb50 r4:84c5b800 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84c5bb50 r4:853b7500 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84631800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:853b752c r4:853b7500 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ead9de90 r8:8e91fbc0 r7:853b7500 r6:8026736c r5:84631800 r4:8e91fe40 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeade9fb0 to 0xeade9ff8) 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 r5:8026e784 r4:8e91fe40 INFO: task kworker/0:35:25948 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:35 state:D stack:0 pid:25948 tgid:25948 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:ead99dac r5:84632400 r4:84632400 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84632400 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:ead99e38 r8:00000000 r7:ffffffff r6:00000000 r5:85bc0540 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc0540 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84632400 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f28e000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eae13000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85ab8f50 r4:85ab8c00 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85ab8f50 r4:853b7980 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84632400 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:853b79ac r4:853b7980 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eade9e90 r8:8e91fa80 r7:853b7980 r6:8026736c r5:84632400 r4:8e91f240 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xead99fb0 to 0xead99ff8) 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 r5:8026e784 r4:8e91f240 INFO: task kworker/0:36:25949 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:36 state:D stack:0 pid:25949 tgid:25949 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:eadcddac r5:84634800 r4:84634800 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84634800 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eadcde38 r8:00000000 r7:ffffffff r6:00000000 r5:85bc09c0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc09c0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84634800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f28c000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eae0d000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84c59750 r4:84c59400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84c59750 r4:853b7b80 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84634800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:853b7bac r4:853b7b80 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ead99e90 r8:8e91f800 r7:853b7b80 r6:8026736c r5:84634800 r4:8e91f340 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeadcdfb0 to 0xeadcdff8) 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 r5:8026e784 r4:8e91f340 INFO: task kworker/0:37:25952 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:37 state:D stack:0 pid:25952 tgid:25952 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:eae1ddac r5:83de0000 r4:83de0000 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83de0000 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eae1de38 r8:00000000 r7:ffffffff r6:00000000 r5:852eb880 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852eb880 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83de0000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f28a000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eae07000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84c5b750 r4:84c5b400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84c5b750 r4:853b7c00 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83de0000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:853b7c2c r4:853b7c00 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ead99e90 r8:85bc0a80 r7:853b7c00 r6:8026736c r5:83de0000 r4:85bc0c00 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeae1dfb0 to 0xeae1dff8) 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 r5:8026e784 r4:85bc0c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 0 CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.8.0-rc1-syzkaller #0 Hardware name: ARM-Versatile Express Backtrace: [<8183590c>] (dump_backtrace) from [<81835a08>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000113 r5:60000193 r4:81fbd1b8 [<818359f0>] (show_stack) from [<81852efc>] (__dump_stack lib/dump_stack.c:88 [inline]) [<818359f0>] (show_stack) from [<81852efc>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106) [<81852eb4>] (dump_stack_lvl) from [<81852f20>] (dump_stack+0x18/0x1c lib/dump_stack.c:113) r5:00000000 r4:00000001 [<81852f08>] (dump_stack) from [<81822d38>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81822bd8>] (nmi_cpu_backtrace) from [<81822e84>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c494 r5:8261a7d8 r4:ffffffff [<81822d54>] (nmi_trigger_cpumask_backtrace) from [<80210574>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:00000001 r8:82894eb8 r7:8260c5ec r6:00007dfa r5:8261adc8 r4:864c452c [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347cf4>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347cf4>] (check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]) [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347cf4>] (watchdog+0x48c/0x59c kernel/hung_task.c:379) [<80347868>] (watchdog) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82e67400 r7:00000000 r6:80347868 r5:82ee1800 r4:82f45900 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) 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 r5:8026e784 r4:82f45900 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 17112 Comm: syz-executor.1 Not tainted 6.8.0-rc1-syzkaller #0 Hardware name: ARM-Versatile Express PC is at 0x16900 LR is at 0x16900 pc : [<00016900>] lr : [<00016900>] psr: 20000010 sp : 200006d0 ip : 200006d0 fp : 76bf20fc r10: 003d0f00 r9 : 7eb4e327 r8 : 7eb4e326 r7 : 00000000 r6 : 00000000 r5 : 00000000 r4 : 00000000 r3 : 00000000 r2 : 000001b0 r1 : 00000004 r0 : ffffffff Flags: nzCv IRQs on FIQs on Mode USER_32 ISA ARM Segment none Control: 30c5387d Table: 85bc0a00 DAC: 00000000 Backtrace: invalid frame pointer 0x76bf20fc