INFO: task kworker/0:7:20248 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:20248 tgid:20248 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:eafb1dac r5:841c4800 r4:841c4800 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:841c4800 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eafb1e38 r8:00000000 r7:ffffffff r6:00000000 r5:85a2b500 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2b500 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:841c4800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f061000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e068f000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85ca2350 r4:85ca2000 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85ca2350 r4:856ce380 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:841c4800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:856ce3ac r4:856ce380 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e0a3de90 r8:85598300 r7:856ce380 r6:80267330 r5:841c4800 r4:85598f80 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafb1fb0 to 0xeafb1ff8) 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 r5:8026e748 r4:85598f80 INFO: task kworker/0:24:25300 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:25300 tgid:25300 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:dfca1dac r5:8367e000 r4:8367e000 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:8367e000 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfca1e38 r8:00000000 r7:ffffffff r6:00000000 r5:85a36800 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a36800 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8367e000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f057000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfed7000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85ca1750 r4:85ca1400 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85ca1750 r4:85833d00 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:8367e000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85833d2c r4:85833d00 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfca5e90 r8:84ff91c0 r7:85833d00 r6:80267330 r5:8367e000 r4:85cea680 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfca1fb0 to 0xdfca1ff8) 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 r5:8026e748 r4:85cea680 INFO: task kworker/0:25:25340 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:25340 tgid:25340 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:dfe25dac r5:84162400 r4:84162400 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84162400 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfe25e38 r8:00000000 r7:ffffffff r6:00000000 r5:85a36080 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a36080 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84162400 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f055000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfec9000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85ca1350 r4:85ca1000 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85ca1350 r4:85833300 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84162400 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:8583332c r4:85833300 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfca1e90 r8:84fcb900 r7:85833300 r6:80267330 r5:84162400 r4:84fcb000 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfe25fb0 to 0xdfe25ff8) 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 r5:8026e748 r4:84fcb000 INFO: task kworker/0:26:25346 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:26 state:D stack:0 pid:25346 tgid:25346 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:dfe8ddac r5:83678000 r4:83678000 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83678000 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfe8de38 r8:00000000 r7:ffffffff r6:00000000 r5:84f27480 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f27480 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83678000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f05b000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e0037000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:8502cb50 r4:8502c800 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:8502cb50 r4:85833f00 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83678000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85833f2c r4:85833f00 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfca1e90 r8:85a36980 r7:85833f00 r6:80267330 r5:83678000 r4:85a36940 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfe8dfb0 to 0xdfe8dff8) 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 r5:8026e748 r4:85a36940 INFO: task kworker/0:27:25347 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:27 state:D stack:0 pid:25347 tgid:25347 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:dfecddac r5:8367c800 r4:8367c800 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:8367c800 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfecde38 r8:00000000 r7:ffffffff r6:00000000 r5:85a36740 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a36740 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8367c800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f059000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dff13000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85ca1b50 r4:85ca1800 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85ca1b50 r4:85833e80 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:8367c800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85833eac r4:85833e80 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfe8de90 r8:85a36100 r7:85833e80 r6:80267330 r5:8367c800 r4:85a36940 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfecdfb0 to 0xdfecdff8) 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 r5:8026e748 r4:85a36940 INFO: task kworker/0:28:25352 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:28 state:D stack:0 pid:25352 tgid:25352 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:dff1ddac r5:84165400 r4:84165400 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84165400 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dff1de38 r8:00000000 r7:ffffffff r6:00000000 r5:858d6b80 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d6b80 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84165400 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f05f000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e066b000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85ca2750 r4:85ca2400 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85ca2750 r4:85833780 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84165400 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:858337ac r4:85833780 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfe8de90 r8:85a36c00 r7:85833780 r6:80267330 r5:84165400 r4:85a36900 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdff1dfb0 to 0xdff1dff8) 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 r5:8026e748 r4:85a36900 INFO: task kworker/0:29:25376 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:25376 tgid:25376 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:dffe1dac r5:83f95400 r4:83f95400 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83f95400 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dffe1e38 r8:00000000 r7:ffffffff r6:00000000 r5:853ca500 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ca500 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83f95400 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f05d000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e065e000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85ca3750 r4:85ca3400 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85ca3750 r4:85833100 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83f95400 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:8583312c r4:85833100 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dff1de90 r8:84f27740 r7:85833100 r6:80267330 r5:83f95400 r4:84f275c0 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8026e748 r4:84f275c0 INFO: task kworker/0:30:25394 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:30 state:D stack:0 pid:25394 tgid:25394 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:dfff1dac r5:841c3000 r4:841c3000 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:841c3000 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfff1e38 r8:00000000 r7:ffffffff r6:00000000 r5:852b58c0 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b58c0 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:841c3000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f0d1000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e0969000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84579750 r4:84579400 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84579750 r4:85833f80 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:841c3000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85833fac r4:85833f80 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dff1de90 r8:845b0f40 r7:85833f80 r6:80267330 r5:841c3000 r4:845b0d40 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfff1fb0 to 0xdfff1ff8) 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 r5:8026e748 r4:845b0d40 INFO: task kworker/0:31:25395 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:31 state:D stack:0 pid:25395 tgid:25395 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:e068ddac r5:841c1800 r4:841c1800 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:841c1800 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e068de38 r8:00000000 r7:ffffffff r6:00000000 r5:853cac00 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cac00 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:841c1800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f00d000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e0757000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:8564ab50 r4:8564a800 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:8564ab50 r4:85833900 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:841c1800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:8583392c r4:85833900 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfff1e90 r8:845b0080 r7:85833900 r6:80267330 r5:841c1800 r4:845b0a00 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe068dfb0 to 0xe068dff8) 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 r5:8026e748 r4:845b0a00 INFO: task kworker/0:32:25410 blocked for more than 430 seconds. Not tainted 6.8.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:32 state:D stack:0 pid:25410 tgid:25410 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818595ac>] (__schedule) from [<8185a1e4>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<818595ac>] (__schedule) from [<8185a1e4>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd7c r7:00000002 r6:e0799dac r5:83e63000 r4:83e63000 [<8185a1b8>] (schedule) from [<8185a7b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83e63000 r4:8270dd78 [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8185a798>] (schedule_preempt_disabled) from [<8185d098>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185cdb0>] (__mutex_lock.constprop.0) from [<8185d964>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e0799e38 r8:00000000 r7:ffffffff r6:00000000 r5:8584bcc0 r4:00000000 [<8185d950>] (__mutex_lock_slowpath) from [<8185d9a4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185d968>] (mutex_lock) from [<8048e094>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048e034>] (_vm_unmap_aliases) from [<80491c34>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584bcc0 r4:00000000 [<80491ac4>] (vfree) from [<802ea46c>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83e63000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f0d3000 [<802ea43c>] (module_memfree) from [<80388bc4>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:e096f000 [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<80388bb4>] (bpf_jit_free_exec) from [<80388d84>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388d1c>] (bpf_jit_free) from [<80389e64>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84579b50 r4:84579800 [<80389d18>] (bpf_prog_free_deferred) from [<80267028>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84579b50 r4:84e69100 [<80266e8c>] (process_one_work) from [<80267570>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266e8c>] (process_one_work) from [<80267570>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83e63000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:84e6912c r4:84e69100 [<80267330>] (worker_thread) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfff1e90 r8:84fa53c0 r7:84e69100 r6:80267330 r5:83e63000 r4:858c6e80 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0799fb0 to 0xe0799ff8) 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 r5:8026e748 r4:858c6e80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 0 CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.8.0-rc7-syzkaller #0 Hardware name: ARM-Versatile Express Backtrace: [<818380cc>] (dump_backtrace) from [<818381c8>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000013 r5:60000093 r4:81fbd5bc [<818381b0>] (show_stack) from [<818556e4>] (__dump_stack lib/dump_stack.c:88 [inline]) [<818381b0>] (show_stack) from [<818556e4>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106) [<8185569c>] (dump_stack_lvl) from [<81855708>] (dump_stack+0x18/0x1c lib/dump_stack.c:113) r5:00000000 r4:00000001 [<818556f0>] (dump_stack) from [<818254f8>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81825398>] (nmi_cpu_backtrace) from [<81825644>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c494 r5:8261a7d8 r4:ffffffff [<81825514>] (nmi_trigger_cpumask_backtrace) from [<80210574>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:00000001 r8:82895eb8 r7:8260c5ec r6:00007e25 r5:8261adc8 r4:8515972c [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347eb4>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347eb4>] (check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]) [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347eb4>] (watchdog+0x48c/0x59c kernel/hung_task.c:379) [<80347a28>] (watchdog) from [<8026e84c>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82f44cc0 r7:00000000 r6:80347a28 r5:82e58000 r4:82f44bc0 [<8026e748>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e748 r4:82f44bc0 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 8379 Comm: syz-executor.0 Not tainted 6.8.0-rc7-syzkaller #0 Hardware name: ARM-Versatile Express PC is at 0x16900 LR is at 0x16900 pc : [<00016900>] lr : [<00016900>] psr: 20000010 sp : 20001540 ip : 20001540 fp : 76b610fc r10: 003d0f00 r9 : 7ed1732f r8 : 7ed1732e r7 : 00000000 r6 : 00005d6f r5 : 160261d5 r4 : 00000000 r3 : 00000000 r2 : 000001b0 r1 : 00000026 r0 : ffffffff Flags: nzCv IRQs on FIQs on Mode USER_32 ISA ARM Segment none Control: 30c5387d Table: 85c2cd00 DAC: 00000000 Backtrace: invalid frame pointer 0x76b610fc