INFO: task kworker/0:4:27344 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:0 pid:27344 tgid:27344 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd3c r7:00000002 r6:dfc31dac r5:82efbc00 r4:82efbc00 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:82efbc00 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfc31e38 r8:00000000 r7:ffffffff r6:00000000 r5:84feca00 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84feca00 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82efbc00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f23e000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfa77000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84b74f50 r4:84b74c00 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84b74f50 r4:8619ab80 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:82efbc00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:8619abac r4:8619ab80 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eac4de90 r8:84ffbdc0 r7:8619ab80 r6:80267098 r5:82efbc00 r4:84ffb900 [<8026e4b0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfc31fb0 to 0xdfc31ff8) 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 r5:8026e4b0 r4:84ffb900 INFO: task kworker/1:7:9923 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:9923 tgid:9923 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16205 r9:00000000 r8:8270dd3c r7:00000002 r6:dfd45dac r5:853cd400 r4:853cd400 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:853cd400 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:dfd45e38 r8:00000000 r7:ffffffff r6:00000000 r5:84a11400 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a11400 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:853cd400 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f248000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e0215000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:853a5f50 r4:853a5c00 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:ddde4280 r6:82c16200 r5:853a5f50 r4:850b3580 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:853cd400 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:850b35ac r4:850b3580 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfd39e90 r8:85454f00 r7:850b3580 r6:80267098 r5:853cd400 r4:85275600 [<8026e4b0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfd45fb0 to 0xdfd45ff8) 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 r5:8026e4b0 r4:85275600 INFO: task kworker/0:8:9935 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:9935 tgid:9935 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd3c r7:00000002 r6:dfcfddac r5:834b1800 r4:834b1800 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:834b1800 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfcfde38 r8:00000000 r7:ffffffff r6:00000000 r5:854a3000 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a3000 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:834b1800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f244000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfa0b000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85335b50 r4:85335800 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85335b50 r4:85529b80 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:834b1800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85529bac r4:85529b80 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfccde90 r8:92c47c80 r7:85529b80 r6:80267098 r5:834b1800 r4:92c47a80 [<8026e4b0>] (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 r5:8026e4b0 r4:92c47a80 INFO: task kworker/0:43:10609 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:43 state:D stack:0 pid:10609 tgid:10609 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd3c r7:00000002 r6:e0255dac r5:851f1800 r4:851f1800 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:851f1800 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e0255e38 r8:00000000 r7:ffffffff r6:00000000 r5:85ccd040 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ccd040 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:851f1800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f24a000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfc6d000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85f78750 r4:85f78400 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85f78750 r4:85839680 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:851f1800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:858396ac r4:85839680 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfb3de90 r8:92c860c0 r7:85839680 r6:80267098 r5:851f1800 r4:85115680 [<8026e4b0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0255fb0 to 0xe0255ff8) 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 r5:8026e4b0 r4:85115680 INFO: task kworker/0:44:10610 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:44 state:D stack:0 pid:10610 tgid:10610 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd3c r7:00000002 r6:e0299dac r5:851f6c00 r4:851f6c00 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:851f6c00 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e0299e38 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9c00 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9c00 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:851f6c00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f23c000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:df9f1000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85334b50 r4:85334800 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85334b50 r4:85839600 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:851f6c00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:8583962c r4:85839600 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e0255e90 r8:85d34640 r7:85839600 r6:80267098 r5:851f6c00 r4:859b0480 [<8026e4b0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0299fb0 to 0xe0299ff8) 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 r5:8026e4b0 r4:859b0480 INFO: task kworker/0:45:10644 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:45 state:D stack:0 pid:10644 tgid:10644 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd3c r7:00000002 r6:e0249dac r5:834b5400 r4:834b5400 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:834b5400 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e0249e38 r8:00000000 r7:ffffffff r6:00000000 r5:85208500 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85208500 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:834b5400 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f24c000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfcb5000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85335750 r4:85335400 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85335750 r4:85839380 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:834b5400 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:858393ac r4:85839380 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e0255e90 r8:854a3bc0 r7:85839380 r6:80267098 r5:834b5400 r4:854a33c0 [<8026e4b0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0249fb0 to 0xe0249ff8) 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 r5:8026e4b0 r4:854a33c0 INFO: task kworker/0:46:10667 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:46 state:D stack:0 pid:10667 tgid:10667 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd3c r7:00000002 r6:dfcaddac r5:84110000 r4:84110000 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84110000 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfcade38 r8:00000000 r7:ffffffff r6:00000000 r5:84fe5bc0 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fe5bc0 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84110000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f242000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfac3000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84b77b50 r4:84b77800 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84b77b50 r4:85839580 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84110000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:858395ac r4:85839580 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e0249e90 r8:85208dc0 r7:85839580 r6:80267098 r5:84110000 r4:85208f00 [<8026e4b0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfcadfb0 to 0xdfcadff8) 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 r5:8026e4b0 r4:85208f00 INFO: task kworker/0:47:10668 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:47 state:D stack:0 pid:10668 tgid:10668 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd3c r7:00000002 r6:e0191dac r5:84116c00 r4:84116c00 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84116c00 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e0191e38 r8:00000000 r7:ffffffff r6:00000000 r5:85220a80 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220a80 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84116c00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f246000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfe2f000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85337750 r4:85337400 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85337750 r4:85839480 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84116c00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:858394ac r4:85839480 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfcade90 r8:850981c0 r7:85839480 r6:80267098 r5:84116c00 r4:85098f80 [<8026e4b0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0191fb0 to 0xe0191ff8) 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 r5:8026e4b0 r4:85098f80 INFO: task kworker/0:49:10694 blocked for more than 430 seconds. Not tainted 6.7.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:49 state:D stack:0 pid:10694 tgid:10694 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<8186993c>] (__schedule) from [<8186a574>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<8186993c>] (__schedule) from [<8186a574>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd3c r7:00000002 r6:dfb61dac r5:82e7ec00 r4:82e7ec00 [<8186a548>] (schedule) from [<8186ab40>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:82e7ec00 r4:8270dd38 [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8186ab28>] (schedule_preempt_disabled) from [<8186d428>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8186d140>] (__mutex_lock.constprop.0) from [<8186dcf4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfb61e38 r8:00000000 r7:ffffffff r6:00000000 r5:86060e40 r4:00000000 [<8186dce0>] (__mutex_lock_slowpath) from [<8186dd34>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8186dcf8>] (mutex_lock) from [<8048b904>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048b8a4>] (_vm_unmap_aliases) from [<8048f4a4>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86060e40 r4:00000000 [<8048f334>] (vfree) from [<802ea058>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82e7ec00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f248000 [<802ea028>] (module_memfree) from [<80388038>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e0185000 [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388028>] (bpf_jit_free_exec) from [<803881f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388190>] (bpf_jit_free) from [<803892d8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85335f50 r4:85335c00 [<8038918c>] (bpf_prog_free_deferred) from [<80266d90>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85335f50 r4:85cc7880 [<80266bf4>] (process_one_work) from [<802672d8>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266bf4>] (process_one_work) from [<802672d8>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:82e7ec00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85cc78ac r4:85cc7880 [<80267098>] (worker_thread) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfa91e90 r8:85ccf000 r7:85cc7880 r6:80267098 r5:82e7ec00 r4:85ccf880 [<8026e4b0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfb61fb0 to 0xdfb61ff8) 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 r5:8026e4b0 r4:85ccf880 NMI backtrace for cpu 0 CPU: 0 PID: 31 Comm: khungtaskd Not tainted 6.7.0-syzkaller #0 Hardware name: ARM-Versatile Express Backtrace: [<81848404>] (dump_backtrace) from [<81848500>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000113 r5:60000193 r4:81fc53b8 [<818484e8>] (show_stack) from [<81865ad8>] (__dump_stack lib/dump_stack.c:88 [inline]) [<818484e8>] (show_stack) from [<81865ad8>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106) [<81865a90>] (dump_stack_lvl) from [<81865afc>] (dump_stack+0x18/0x1c lib/dump_stack.c:113) r5:00000000 r4:00000001 [<81865ae4>] (dump_stack) from [<818357b8>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81835658>] (nmi_cpu_backtrace) from [<81835904>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c494 r5:8261a7d8 r4:ffffffff [<818357d4>] (nmi_trigger_cpumask_backtrace) from [<802104f4>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:00000001 r8:8289ceb8 r7:8260c5ec r6:00007e73 r5:8261adc8 r4:8600632c [<802104dc>] (arch_trigger_cpumask_backtrace) from [<80347a90>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<802104dc>] (arch_trigger_cpumask_backtrace) from [<80347a90>] (check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]) [<802104dc>] (arch_trigger_cpumask_backtrace) from [<80347a90>] (watchdog+0x48c/0x59c kernel/hung_task.c:379) [<80347604>] (watchdog) from [<8026e5b4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82f24540 r7:00000000 r6:80347604 r5:82e90c00 r4:82ec98c0 [<8026e4b0>] (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 r5:8026e4b0 r4:82ec98c0 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 2799 Comm: syslogd Not tainted 6.7.0-syzkaller #0 Hardware name: ARM-Versatile Express PC is at generic_perform_write+0xf8/0x230 mm/filemap.c:3936 LR is at __kunmap_atomic include/linux/highmem-internal.h:131 [inline] LR is at copy_page_from_iter_atomic+0x22c/0x844 lib/iov_iter.c:501 pc : [<8041c3c8>] lr : [<807e9d40>] psr: 60000013 sp : ec25de48 ip : 0000005c fp : ec25deac r10: 00021cb4 r9 : 81a19580 r8 : 00000000 r7 : 8488ddd8 r6 : ec25def0 r5 : 8044a364 r4 : 0000005c r3 : 00000000 r2 : 836fb000 r1 : 00000000 r0 : 0000005c Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Control: 30c5387d Table: 84310000 DAC: 00000000 Backtrace: [<8041c2d0>] (generic_perform_write) from [<80445e70>] (shmem_file_write_iter+0x7c/0x84 mm/shmem.c:2893) r10:00004004 r9:014974d0 r8:85c9b780 r7:ec25def0 r6:8488dd50 r5:ec25df08 r4:00000000 [<80445df4>] (shmem_file_write_iter) from [<804e70ec>] (call_write_iter include/linux/fs.h:2085 [inline]) [<80445df4>] (shmem_file_write_iter) from [<804e70ec>] (new_sync_write fs/read_write.c:497 [inline]) [<80445df4>] (shmem_file_write_iter) from [<804e70ec>] (vfs_write+0x218/0x3dc fs/read_write.c:590) r9:014974d0 r8:ec25df68 r7:836fb000 r6:0000005c r5:85c9b780 r4:80445df4 [<804e6ed4>] (vfs_write) from [<804e7434>] (ksys_write+0x78/0xf8 fs/read_write.c:643) r10:00000004 r9:836fb000 r8:80200288 r7:00000000 r6:00021cb4 r5:85c9b780 r4:85c9b780 [<804e73bc>] (ksys_write) from [<804e74c4>] (__do_sys_write fs/read_write.c:655 [inline]) [<804e73bc>] (ksys_write) from [<804e74c4>] (sys_write+0x10/0x14 fs/read_write.c:652) r7:00000004 r6:76fb8548 r5:76ff45a0 r4:00000003 [<804e74b4>] (sys_write) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:66) Exception stack(0xec25dfa8 to 0xec25dff0) dfa0: 00000003 76ff45a0 00000003 014974d0 0000005c 00000000 dfc0: 00000003 76ff45a0 76fb8548 00000004 0000005c 014971c8 76fb854c 7ee8ec84 dfe0: 76fb7d74 7ee8eb80 76ee2760 76e3b39c