INFO: task kworker/1:50:15965 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:50 state:D stack:0 pid:15965 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfcf1da4 r5:8931c680 r4:8931c680 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:8931c680 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfcf1e30 r8:00000001 r7:84b89000 r6:84b8a000 r5:918fa300 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:84b89000 r6:84b8a000 r5:918fa300 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:87d9dc00 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f288000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfbbb000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:87d9df44 r4:8958a000 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:8931c680 r8:00000080 r7:ddde52c0 r6:82c16200 r5:87d9df44 r4:8958a000 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:8931c680 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8958a02c r4:8958a000 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfcede90 r8:84929500 r7:8958a000 r6:802662e8 r5:8931c680 r4:84949a00 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) 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 r5:8026d81c r4:84949a00 INFO: task kworker/1:51:15966 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:51 state:D stack:0 pid:15966 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfcf5da4 r5:8931d240 r4:8931d240 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:8931d240 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfcf5e30 r8:00000001 r7:87111000 r6:87112000 r5:918faa80 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:87111000 r6:87112000 r5:918faa80 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:87d9d400 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f286000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfbaf000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:87d9d744 r4:8958a080 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:8931d240 r8:00000080 r7:ddde52c0 r6:82c16200 r5:87d9d744 r4:8958a080 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:8931d240 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8958a0ac r4:8958a080 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfcf1e90 r8:8690ca00 r7:8958a080 r6:802662e8 r5:8931d240 r4:84949a00 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfcf5fb0 to 0xdfcf5ff8) 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 r5:8026d81c r4:84949a00 INFO: task kworker/1:52:15967 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:52 state:D stack:0 pid:15967 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfcf9da4 r5:8931de00 r4:8931de00 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:8931de00 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfcf9e30 r8:00000001 r7:895f7000 r6:895f8000 r5:87273680 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:895f7000 r6:895f8000 r5:87273680 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:87d9d000 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f284000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfba5000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:87d9d344 r4:8958a180 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:8931de00 r8:00000080 r7:ddde52c0 r6:82c16200 r5:87d9d344 r4:8958a180 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:8931de00 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8958a1ac r4:8958a180 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfcf5e90 r8:86984c00 r7:8958a180 r6:802662e8 r5:8931de00 r4:84949a00 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) 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 r5:8026d81c r4:84949a00 INFO: task kworker/1:53:15968 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:53 state:D stack:0 pid:15968 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfcfdda4 r5:8931e9c0 r4:8931e9c0 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:8931e9c0 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfcfde30 r8:00000001 r7:84888000 r6:84889000 r5:895e8a80 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:84888000 r6:84889000 r5:895e8a80 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:87d9cc00 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f282000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfb9f000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:87d9cf44 r4:83f58400 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:8931e9c0 r8:00000080 r7:ddde52c0 r6:82c16200 r5:87d9cf44 r4:83f58400 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:8931e9c0 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:83f5842c r4:83f58400 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfcf9e90 r8:86984080 r7:83f58400 r6:802662e8 r5:8931e9c0 r4:86984a00 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfcfdfb0 to 0xdfcfdff8) 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 r5:8026d81c r4:86984a00 INFO: task kworker/1:54:15969 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:54 state:D stack:0 pid:15969 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfd01da4 r5:870d8000 r4:870d8000 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:870d8000 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfd01e30 r8:00000001 r7:84948000 r6:84949000 r5:895e8bc0 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:84948000 r6:84949000 r5:895e8bc0 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:87d9c800 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f280000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfb99000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:87d9cb44 r4:86890200 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:870d8000 r8:00000080 r7:ddde52c0 r6:82c16200 r5:87d9cb44 r4:86890200 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:870d8000 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8689022c r4:86890200 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfcfde90 r8:86984600 r7:86890200 r6:802662e8 r5:870d8000 r4:86984a00 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfd01fb0 to 0xdfd01ff8) 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 r5:8026d81c r4:86984a00 INFO: task kworker/1:55:15970 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:55 state:D stack:0 pid:15970 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfd05da4 r5:870d8bc0 r4:870d8bc0 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:870d8bc0 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfd05e30 r8:00000001 r7:89563000 r6:89564000 r5:84b8af80 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:89563000 r6:89564000 r5:84b8af80 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:87d9c400 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f27e000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfb93000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:87d9c744 r4:8687d280 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:870d8bc0 r8:00000080 r7:ddde52c0 r6:82c16200 r5:87d9c744 r4:8687d280 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:870d8bc0 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8687d2ac r4:8687d280 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfd01e90 r8:84949a00 r7:8687d280 r6:802662e8 r5:870d8bc0 r4:86984a00 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfd05fb0 to 0xdfd05ff8) 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 r5:8026d81c r4:86984a00 INFO: task kworker/1:56:15971 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:56 state:D stack:0 pid:15971 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfd09da4 r5:870d9780 r4:870d9780 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:870d9780 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfd09e30 r8:00000001 r7:89202000 r6:89203000 r5:872f3640 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:89202000 r6:89203000 r5:872f3640 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:87d9c000 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f27c000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfb8d000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:87d9c344 r4:8687d900 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:870d9780 r8:00000080 r7:ddde52c0 r6:82c16200 r5:87d9c344 r4:8687d900 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:870d9780 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8687d92c r4:8687d900 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfd05e90 r8:86b0b180 r7:8687d900 r6:802662e8 r5:870d9780 r4:86b0b740 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfd09fb0 to 0xdfd09ff8) 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 r5:8026d81c r4:86b0b740 INFO: task kworker/1:57:15972 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:57 state:D stack:0 pid:15972 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfd0dda4 r5:870da340 r4:870da340 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:870da340 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfd0de30 r8:00000001 r7:87df0000 r6:87df1000 r5:87023100 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:87df0000 r6:87df1000 r5:87023100 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:84251400 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f27a000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfb87000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:84251744 r4:8687d700 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:870da340 r8:00000080 r7:ddde52c0 r6:82c16200 r5:84251744 r4:8687d700 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:870da340 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8687d72c r4:8687d700 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfd09e90 r8:8959ba40 r7:8687d700 r6:802662e8 r5:870da340 r4:86b0b740 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfd0dfb0 to 0xdfd0dff8) 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 r5:8026d81c r4:86b0b740 INFO: task kworker/1:58:15974 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:58 state:D stack:0 pid:15974 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfd15da4 r5:870daf00 r4:870daf00 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:870daf00 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfd15e30 r8:00000001 r7:869cf000 r6:869d0000 r5:919023c0 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:869cf000 r6:869d0000 r5:919023c0 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:84253c00 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f278000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfb81000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:84253f44 r4:8687d600 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:870daf00 r8:00000080 r7:ddde52c0 r6:82c16200 r5:84253f44 r4:8687d600 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:870daf00 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8687d62c r4:8687d600 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfd0de90 r8:849ebb40 r7:8687d600 r6:802662e8 r5:870daf00 r4:86b0b740 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfd15fb0 to 0xdfd15ff8) 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 r5:8026d81c r4:86b0b740 INFO: task kworker/1:59:15975 blocked for more than 430 seconds. Not tainted 6.6.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:59 state:D stack:0 pid:15975 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818405a0>] (__schedule) from [<81841208>] (schedule+0x5c/0xac kernel/sched/core.c:6771) r10:82c16205 r9:00000000 r8:8270d5f4 r7:00000002 r6:dfd19da4 r5:870dbac0 r4:870dbac0 [<818411ac>] (schedule) from [<8184174c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6830) r5:870dbac0 r4:8270d5f0 [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81841734>] (schedule_preempt_disabled) from [<81844034>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:747) [<81843d4c>] (__mutex_lock.constprop.0) from [<81844900>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:82c16205 r9:dfd19e30 r8:00000001 r7:895df000 r6:895e0000 r5:91902880 r4:00000000 [<818448ec>] (__mutex_lock_slowpath) from [<81844940>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<81844904>] (mutex_lock) from [<804829dc>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048297c>] (_vm_unmap_aliases) from [<804865ac>] (vfree+0x180/0x1f0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000001 r7:895df000 r6:895e0000 r5:91902880 r4:00000000 [<8048642c>] (vfree) from [<802e83cc>] (module_memfree+0x40/0x60 kernel/module/main.c:1189) r9:84251000 r8:00000000 r7:00000000 r6:82c16200 r5:00001000 r4:7f276000 [<802e838c>] (module_memfree) from [<80384434>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1015) r5:00001000 r4:dfb7b000 [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_binary_free kernel/bpf/core.c:1061 [inline]) [<80384424>] (bpf_jit_free_exec) from [<803845f4>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1186) [<8038458c>] (bpf_jit_free) from [<803847f8>] (bpf_prog_free_deferred+0x188/0x1a0 kernel/bpf/core.c:2736) r5:84251344 r4:8687d000 [<80384670>] (bpf_prog_free_deferred) from [<80265fdc>] (process_one_work+0x19c/0x4a8 kernel/workqueue.c:2630) r9:870dbac0 r8:00000080 r7:ddde52c0 r6:82c16200 r5:84251344 r4:8687d000 [<80265e40>] (process_one_work) from [<80266528>] (process_scheduled_works kernel/workqueue.c:2703 [inline]) [<80265e40>] (process_one_work) from [<80266528>] (worker_thread+0x240/0x48c kernel/workqueue.c:2784) r10:61c88647 r9:870dbac0 r8:ddde52e0 r7:82604d40 r6:ddde52c0 r5:8687d02c r4:8687d000 [<802662e8>] (worker_thread) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfd15e90 r8:86938880 r7:8687d000 r6:802662e8 r5:870dbac0 r4:849ebf00 [<8026d81c>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfd19fb0 to 0xdfd19ff8) 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 r5:8026d81c r4:849ebf00 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 6.6.0-rc6-syzkaller #0 Hardware name: ARM-Versatile Express Backtrace: [<8181f400>] (dump_backtrace) from [<8181f4fc>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000013 r5:60000093 r4:81fb57a0 [<8181f4e4>] (show_stack) from [<8183c824>] (__dump_stack lib/dump_stack.c:88 [inline]) [<8181f4e4>] (show_stack) from [<8183c824>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106) [<8183c7dc>] (dump_stack_lvl) from [<8183c848>] (dump_stack+0x18/0x1c lib/dump_stack.c:113) r5:00000000 r4:00000001 [<8183c830>] (dump_stack) from [<8180ce44>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<8180cce4>] (nmi_cpu_backtrace) from [<8180cf90>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c494 r5:8261a898 r4:ffffffff [<8180ce60>] (nmi_trigger_cpumask_backtrace) from [<802104b4>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:8260c60c r8:82899eac r7:8261b448 r6:00007ed0 r5:84a92540 r4:849a6f64 [<8021049c>] (arch_trigger_cpumask_backtrace) from [<803440e4>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021049c>] (arch_trigger_cpumask_backtrace) from [<803440e4>] (check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]) [<8021049c>] (arch_trigger_cpumask_backtrace) from [<803440e4>] (watchdog+0x488/0x59c kernel/hung_task.c:379) [<80343c5c>] (watchdog) from [<8026d920>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82ea1040 r7:00000000 r6:80343c5c r5:82e10bc0 r4:82e45ec0 [<8026d81c>] (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 r5:8026d81c r4:82e45ec0 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 2981 Comm: syz-fuzzer Not tainted 6.6.0-rc6-syzkaller #0 Hardware name: ARM-Versatile Express PC is at 0x170140 LR is at 0x12700 pc : [<00170140>] lr : [<00012700>] psr: 60000010 sp : 0708d9a8 ip : 00040000 fp : 010c897c r10: 0355a5a0 r9 : 00000001 r8 : 000c0000 r7 : 000035f6 r6 : 001ab5f6 r5 : 00000008 r4 : 00000000 r3 : 00000000 r2 : 00002bb3 r1 : 00000000 r0 : 0d5afb48 Flags: nZCv IRQs on FIQs on Mode USER_32 ISA ARM Segment none Control: 30c5387d Table: 84371f40 DAC: 00000000 Backtrace: invalid frame pointer 0x010c897c