INFO: task kworker/1:23:4169 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:23 state:D stack:0 pid:4169 tgid:4169 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:dfeb9da4 r5:83880000 r4:83880000 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:83880000 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfeb9e20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d39c80 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83880000 r8:01800000 r7:00000000 r6:82c16200 r5:00001000 r4:7f043000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eabb9000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84cc9354 r4:84cc9000 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:ddde4000 r6:82c16200 r5:84cc9354 r4:84e6b600 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:83880000 r9:84e6b62c r8:61c88647 r7:ddde4020 r6:82604d40 r5:ddde4000 r4:84e6b600 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0495e78 r8:84e2ef40 r7:84e6b600 r6:80266900 r5:83880000 r4:84e3cac0 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfeb9fb0 to 0xdfeb9ff8) 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 r5:8026fa00 r4:84e3cac0 INFO: task kworker/1:25:4192 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:25 state:D stack:0 pid:4192 tgid:4192 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:dfb91da4 r5:83881800 r4:83881800 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:83881800 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569acc0 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83881800 r8:01800000 r7:00000000 r6:82c16200 r5:00001000 r4:7f02f000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfdaf000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84cc8f54 r4:84cc8c00 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:ddde4000 r6:82c16200 r5:84cc8f54 r4:84e6ba00 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:83881800 r9:84e6ba2c r8:61c88647 r7:ddde4020 r6:82604d40 r5:ddde4000 r4:84e6ba00 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfebde78 r8:84e28300 r7:84e6ba00 r6:80266900 r5:83881800 r4:84d81b40 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb91fb0 to 0xdfb91ff8) 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 r5:8026fa00 r4:84d81b40 INFO: task kworker/1:218:6576 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:218 state:D stack:0 pid:6576 tgid:6576 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:e88a1da4 r5:847ed400 r4:847ed400 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:847ed400 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a1e20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a9040 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:847ed400 r8:01800000 r7:00000000 r6:82c16200 r5:00001000 r4:7f02b000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfb29000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84ccb354 r4:84ccb000 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:ddde4000 r6:82c16200 r5:84ccb354 r4:85740880 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:847ed400 r9:857408ac r8:61c88647 r7:ddde4020 r6:82604d40 r5:ddde4000 r4:85740880 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaa01e78 r8:85745d40 r7:85740880 r6:80266900 r5:847ed400 r4:85745cc0 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88a1fb0 to 0xe88a1ff8) 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 r5:8026fa00 r4:85745cc0 INFO: task kworker/1:219:6585 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:219 state:D stack:0 pid:6585 tgid:6585 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:eaa7dda4 r5:8548c800 r4:8548c800 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:8548c800 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85931e00 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8548c800 r8:01800000 r7:00000000 r6:82c16200 r5:00001000 r4:7f031000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfec7000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84c3b354 r4:84c3b000 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:ddde4000 r6:82c16200 r5:84c3b354 r4:85740980 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:8548c800 r9:857409ac r8:61c88647 r7:ddde4020 r6:82604d40 r5:ddde4000 r4:85740980 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaa0de78 r8:8572f5c0 r7:85740980 r6:80266900 r5:8548c800 r4:85745e00 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa7dfb0 to 0xeaa7dff8) 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 r5:8026fa00 r4:85745e00 INFO: task kworker/0:199:6591 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:199 state:D stack:0 pid:6591 tgid:6591 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:eaa8dda4 r5:8547a400 r4:8547a400 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:8547a400 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567d7c0 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8547a400 r8:00800000 r7:00000000 r6:82c16000 r5:00001000 r4:7f03d000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:ea9cd000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84c21b54 r4:84c21800 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:dddd0000 r6:82c16000 r5:84c21b54 r4:8573af00 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:8547a400 r9:8573af2c r8:61c88647 r7:dddd0020 r6:82604d40 r5:dddd0000 r4:8573af00 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e4859e78 r8:857498c0 r7:8573af00 r6:80266900 r5:8547a400 r4:85462900 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa8dfb0 to 0xeaa8dff8) 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 r5:8026fa00 r4:85462900 INFO: task kworker/1:221:6606 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:221 state:D stack:0 pid:6606 tgid:6606 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:eaa95da4 r5:8547b000 r4:8547b000 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:8547b000 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b6c40 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8547b000 r8:01800000 r7:00000000 r6:82c16200 r5:00001000 r4:7f017000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:df981000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84ccbb54 r4:84ccb800 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:ddde4000 r6:82c16200 r5:84ccbb54 r4:85740a80 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:8547b000 r9:85740aac r8:61c88647 r7:ddde4020 r6:82604d40 r5:ddde4000 r4:85740a80 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaa0de78 r8:85749b40 r7:85740a80 r6:80266900 r5:8547b000 r4:857494c0 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa95fb0 to 0xeaa95ff8) 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 r5:8026fa00 r4:857494c0 INFO: task kworker/0:200:6611 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:200 state:D stack:0 pid:6611 tgid:6611 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:eaab9da4 r5:8547c800 r4:8547c800 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:8547c800 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dd85c0 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8547c800 r8:00800000 r7:00000000 r6:82c16000 r5:00001000 r4:7f02d000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfc41000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84653f54 r4:84653c00 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:dddd0000 r6:82c16000 r5:84653f54 r4:8573ae80 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:8547c800 r9:8573aeac r8:61c88647 r7:dddd0020 r6:82604d40 r5:dddd0000 r4:8573ae80 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaa39e78 r8:854413c0 r7:8573ae80 r6:80266900 r5:8547c800 r4:85462040 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab9fb0 to 0xeaab9ff8) 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 r5:8026fa00 r4:85462040 INFO: task kworker/1:222:6645 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:222 state:D stack:0 pid:6645 tgid:6645 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:eab01da4 r5:8546a400 r4:8546a400 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:8546a400 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e7ed40 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8546a400 r8:01800000 r7:00000000 r6:82c16200 r5:00001000 r4:7f03f000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eaa49000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84fbe754 r4:84fbe400 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:ddde4000 r6:82c16200 r5:84fbe754 r4:85740a00 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:8546a400 r9:85740a2c r8:61c88647 r7:ddde4020 r6:82604d40 r5:ddde4000 r4:85740a00 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaa0de78 r8:857460c0 r7:85740a00 r6:80266900 r5:8546a400 r4:85746040 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab01fb0 to 0xeab01ff8) 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 r5:8026fa00 r4:85746040 INFO: task kworker/1:223:6658 blocked for more than 430 seconds. Not tainted 6.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:223 state:D stack:0 pid:6658 tgid:6658 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8197ecc8>] (__schedule) from [<8197f860>] (__schedule_loop kernel/sched/core.c:6606 [inline]) [<8197ecc8>] (__schedule) from [<8197f860>] (schedule+0x2c/0xfc kernel/sched/core.c:6621) r10:8260ca7c r9:00000000 r8:82714ab8 r7:00000002 r6:eabb1da4 r5:854eec00 r4:854eec00 [<8197f834>] (schedule) from [<8197fc14>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6678) r5:854eec00 r4:82714ab4 [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8197fbfc>] (schedule_preempt_disabled) from [<819826ec>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<81982404>] (__mutex_lock.constprop.0) from [<81982fb8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e20 r4:00000000 [<81982fa4>] (__mutex_lock_slowpath) from [<81982ff8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81982fbc>] (mutex_lock) from [<804a6490>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2846) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vm_reset_perms mm/vmalloc.c:3275 [inline]) [<804a6428>] (_vm_unmap_aliases) from [<804aa1e8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3354) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d39940 r4:00000000 [<804aa078>] (vfree) from [<80501a18>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:854eec00 r8:01800000 r7:00000000 r6:82c16200 r5:00001000 r4:7f041000 [<805019e8>] (execmem_free) from [<80393a3c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eab1f000 [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<80393a2c>] (bpf_jit_free_exec) from [<80393e1c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<80393db4>] (bpf_jit_free) from [<80394f58>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2800) r5:84cc8b54 r4:84cc8800 [<80394e0c>] (bpf_prog_free_deferred) from [<80265f08>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3231) r7:ddde4000 r6:82c16200 r5:84cc8b54 r4:85748200 [<80265d54>] (process_one_work) from [<80266aec>] (process_scheduled_works kernel/workqueue.c:3312 [inline]) [<80265d54>] (process_one_work) from [<80266aec>] (worker_thread+0x1ec/0x3b4 kernel/workqueue.c:3389) r10:854eec00 r9:8574822c r8:61c88647 r7:ddde4020 r6:82604d40 r5:ddde4000 r4:85748200 [<80266900>] (worker_thread) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaa0de78 r8:8544eb00 r7:85748200 r6:80266900 r5:854eec00 r4:85755200 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabb1fb0 to 0xeabb1ff8) 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 r5:8026fa00 r4:85755200 NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.11.0-rc6-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: [<8195d0e0>] (dump_backtrace) from [<8195d1dc>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:00000113 r5:60000193 r4:8200ca8c [<8195d1c4>] (show_stack) from [<8197af1c>] (__dump_stack lib/dump_stack.c:93 [inline]) [<8195d1c4>] (show_stack) from [<8197af1c>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:119) [<8197aeac>] (dump_stack_lvl) from [<8197af40>] (dump_stack+0x18/0x1c lib/dump_stack.c:128) r5:00000001 r4:00000001 [<8197af28>] (dump_stack) from [<8194a3d0>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<8194a270>] (nmi_cpu_backtrace) from [<8194a51c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000001 r6:8260c5d0 r5:8261a88c r4:ffffffff [<8194a3ec>] (nmi_trigger_cpumask_backtrace) from [<802103c8>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:00011dcb r8:828b3130 r7:8260c734 r6:00007d58 r5:8261ae48 r4:8374231c [<802103b0>] (arch_trigger_cpumask_backtrace) from [<80350e30>] (trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]) [<802103b0>] (arch_trigger_cpumask_backtrace) from [<80350e30>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<802103b0>] (arch_trigger_cpumask_backtrace) from [<80350e30>] (watchdog+0x498/0x5b8 kernel/hung_task.c:379) [<80350998>] (watchdog) from [<8026fb04>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df819e58 r8:82ccfa80 r7:00000000 r6:80350998 r5:82e49800 r4:82fa46c0 [<8026fa00>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) 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 r5:8026fa00 r4:82fa46c0 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 2926 Comm: klogd Not tainted 6.11.0-rc6-syzkaller #0 Hardware name: ARM-Versatile Express PC is at __und_usr+0x58/0xa0 arch/arm/kernel/entry-armv.S:454 LR is at __und_usr+0x54/0xa0 arch/arm/kernel/entry-armv.S:447 pc : [<80200fb8>] lr : [<80200fb4>] psr: 60000013 sp : ebce9fb0 ip : ebce9fb0 fp : 00000000 r10: 76e40e60 r9 : 00000013 r8 : 824ae044 r7 : 8421ec00 r6 : ffffffff r5 : 20000010 r4 : 76dc816c r3 : 00000010 r2 : 76e410dc r1 : 00020000 r0 : ebce9fec Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user Control: 30c5387d Table: 84439440 DAC: fffffffd Call trace: no frame pointer