INFO: task kworker/0:1:9492 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:0 pid:9492 tgid:9492 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:eb2eddac r5:8454e000 r4:8454e000 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:8454e000 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eb2ede38 r8:00000000 r7:ffffffff r6:00000000 r5:84fbc640 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fbc640 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8454e000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f24e000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eb6b5000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84d87750 r4:84d87400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84d87750 r4:85857e80 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:8454e000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:85857eac r4:85857e80 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e0819e90 r8:85127100 r7:85857e80 r6:8026736c r5:8454e000 r4:851276c0 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb2edfb0 to 0xeb2edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:851276c0 INFO: task kworker/1:0:11765 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:0 state:D stack:0 pid:11765 tgid:11765 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:eb801dac r5:82f09800 r4:82f09800 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:82f09800 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eb801e38 r8:00000000 r7:ffffffff r6:00000000 r5:989dcec0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:989dcec0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82f09800 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f25a000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfb71000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84c95750 r4:84c95400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:ddde4280 r6:82c16200 r5:84c95750 r4:843b9580 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:82f09800 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:843b95ac r4:843b9580 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e4af5e90 r8:84f5bec0 r7:843b9580 r6:8026736c r5:82f09800 r4:84f5b200 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb801fb0 to 0xeb801ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:84f5b200 INFO: task kworker/0:5:13504 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:13504 tgid:13504 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df845dac r5:8454bc00 r4:8454bc00 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:8454bc00 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:df845e38 r8:00000000 r7:ffffffff r6:00000000 r5:84f446c0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f446c0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8454bc00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f252000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:df973000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:846e2750 r4:846e2400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:846e2750 r4:84e27580 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:8454bc00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:84e275ac r4:84e27580 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfa51e90 r8:85c1a840 r7:84e27580 r6:8026736c r5:8454bc00 r4:8391e040 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf845fb0 to 0xdf845ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:8391e040 INFO: task kworker/0:8:21034 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:21034 tgid:21034 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:ebccddac r5:834e3c00 r4:834e3c00 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:834e3c00 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:ebccde38 r8:00000000 r7:ffffffff r6:00000000 r5:84f5bf40 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5bf40 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:834e3c00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f254000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:df9d5000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84d74b50 r4:84d74800 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84d74b50 r4:84d56a80 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:834e3c00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:84d56aac r4:84d56a80 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfa89e90 r8:851cc000 r7:84d56a80 r6:8026736c r5:834e3c00 r4:851cc8c0 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xebccdfb0 to 0xebccdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:851cc8c0 INFO: task kworker/0:9:21039 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:21039 tgid:21039 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:ec52ddac r5:82e91800 r4:82e91800 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:82e91800 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:ec52de38 r8:00000000 r7:ffffffff r6:00000000 r5:85c26bc0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c26bc0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:82e91800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f250000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:eb6fb000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:85cdeb50 r4:85cde800 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:85cdeb50 r4:84d56e80 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:82e91800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:84d56eac r4:84d56e80 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ebccde90 r8:83643ec0 r7:84d56e80 r6:8026736c r5:82e91800 r4:8386fcc0 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xec52dfb0 to 0xec52dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:8386fcc0 INFO: task kworker/0:10:21053 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:21053 tgid:21053 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:ec589dac r5:84548000 r4:84548000 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:84548000 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:ec589e38 r8:00000000 r7:ffffffff r6:00000000 r5:84588dc0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84588dc0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84548000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f258000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfae7000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84d75350 r4:84d75000 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84d75350 r4:84d56000 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:84548000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:84d5602c r4:84d56000 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ebccde90 r8:85a2d340 r7:84d56000 r6:8026736c r5:84548000 r4:85a2db40 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xec589fb0 to 0xec589ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:85a2db40 INFO: task kworker/1:8:21287 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:8 state:D stack:0 pid:21287 tgid:21287 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:eb481dac r5:835b6000 r4:835b6000 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:835b6000 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eb481e38 r8:00000000 r7:ffffffff r6:00000000 r5:84fbcbc0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fbcbc0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:835b6000 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f03d000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:df837000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84d84750 r4:84d84400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:ddde4280 r6:82c16200 r5:84d84750 r4:84587480 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:835b6000 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:845874ac r4:84587480 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df875e90 r8:84c18740 r7:84587480 r6:8026736c r5:835b6000 r4:84c18240 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb481fb0 to 0xeb481ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:84c18240 INFO: task kworker/0:11:22845 blocked for more than 430 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:22845 tgid:22845 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:eb681dac r5:83f63c00 r4:83f63c00 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83f63c00 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:eb681e38 r8:00000000 r7:ffffffff r6:00000000 r5:84e5f1c0 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e5f1c0 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83f63c00 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f256000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfa3b000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84d75750 r4:84d75400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84d75750 r4:851f6480 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83f63c00 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:851f64ac r4:851f6480 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ec589e90 r8:84fbc900 r7:851f6480 r6:8026736c r5:83f63c00 r4:84d33b40 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeb681fb0 to 0xeb681ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:84d33b40 INFO: task kworker/0:12:22869 blocked for more than 431 seconds. Not tainted 6.8.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:22869 tgid:22869 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<81856d64>] (__schedule) from [<8185799c>] (__schedule_loop kernel/sched/core.c:6802 [inline]) [<81856d64>] (__schedule) from [<8185799c>] (schedule+0x2c/0xb8 kernel/sched/core.c:6817) r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:dfa35dac r5:83491800 r4:83491800 [<81857970>] (schedule) from [<81857f68>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6874) r5:83491800 r4:8270dd74 [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<81857f50>] (schedule_preempt_disabled) from [<8185a850>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8185a568>] (__mutex_lock.constprop.0) from [<8185b11c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dfa35e38 r8:00000000 r7:ffffffff r6:00000000 r5:85c6d540 r4:00000000 [<8185b108>] (__mutex_lock_slowpath) from [<8185b15c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8185b120>] (mutex_lock) from [<8048dda4>] (_vm_unmap_aliases+0x60/0x2e4 mm/vmalloc.c:2267) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vm_reset_perms mm/vmalloc.c:2753 [inline]) [<8048dd44>] (_vm_unmap_aliases) from [<80491944>] (vfree+0x170/0x1e0 mm/vmalloc.c:2832) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c6d540 r4:00000000 [<804917d4>] (vfree) from [<802ea330>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83491800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f25c000 [<802ea300>] (module_memfree) from [<8038898c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1048) r5:00001000 r4:dfba5000 [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_binary_free kernel/bpf/core.c:1094 [inline]) [<8038897c>] (bpf_jit_free_exec) from [<80388b4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1218) [<80388ae4>] (bpf_jit_free) from [<80389c2c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2772) r5:84d76750 r4:84d76400 [<80389ae0>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4 kernel/workqueue.c:2633) r7:dddd1280 r6:82c16000 r5:84d76750 r4:851f6800 [<80266ec8>] (process_one_work) from [<802675ac>] (process_scheduled_works kernel/workqueue.c:2706 [inline]) [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c kernel/workqueue.c:2787) r10:61c88647 r9:83491800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:851f682c r4:851f6800 [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:ed0a5e90 r8:84fbc200 r7:851f6800 r6:8026736c r5:83491800 r4:8e1205c0 [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfa35fb0 to 0xdfa35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:8e1205c0 NMI backtrace for cpu 0 CPU: 0 PID: 31 Comm: khungtaskd Not tainted 6.8.0-rc1-syzkaller #0 Hardware name: ARM-Versatile Express Backtrace: [<8183590c>] (dump_backtrace) from [<81835a08>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000113 r5:60000193 r4:81fbd1b8 [<818359f0>] (show_stack) from [<81852efc>] (__dump_stack lib/dump_stack.c:88 [inline]) [<818359f0>] (show_stack) from [<81852efc>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106) [<81852eb4>] (dump_stack_lvl) from [<81852f20>] (dump_stack+0x18/0x1c lib/dump_stack.c:113) r5:00000000 r4:00000001 [<81852f08>] (dump_stack) from [<81822d38>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81822bd8>] (nmi_cpu_backtrace) from [<81822e84>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c494 r5:8261a7d8 r4:ffffffff [<81822d54>] (nmi_trigger_cpumask_backtrace) from [<80210574>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:827d8cdf r8:82894eb8 r7:8260c5ec r6:00007f0f r5:8261adc8 r4:845b8b2c [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347cf4>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347cf4>] (check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]) [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347cf4>] (watchdog+0x48c/0x59c kernel/hung_task.c:379) [<80347868>] (watchdog) from [<8026e888>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82f23700 r7:00000000 r6:80347868 r5:82e90c00 r4:82ec7780 [<8026e784>] (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 r5:8026e784 r4:82ec7780 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 18321 Comm: syz-executor.1 Not tainted 6.8.0-rc1-syzkaller #0 Hardware name: ARM-Versatile Express PC is at 0x16900 LR is at 0x16900 pc : [<00016900>] lr : [<00016900>] psr: 20000010 sp : 20000890 ip : 20000890 fp : 76b8a0fc r10: 003d0f00 r9 : 7e9ec327 r8 : 7e9ec326 r7 : 00000000 r6 : 00000000 r5 : 00000000 r4 : 00000000 r3 : 00000000 r2 : 000001b0 r1 : 00000004 r0 : ffffffff Flags: nzCv IRQs on FIQs on Mode USER_32 ISA ARM Segment none Control: 30c5387d Table: 856bf740 DAC: 00000000 Backtrace: invalid frame pointer 0x76b8a0fc