INFO: task kworker/1:7:8963 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:8963 tgid:8963 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:dfa8dda4 r5:8430a400 r4:8430a400 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8430a400 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c3340 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8430a400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f306000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eb111000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84b9f754 r4:84b9f400 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84b9f754 r4:853ba700 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:8430a400 r9:853ba72c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:853ba700 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:ebb75e78 r8:846fc300 r7:853ba700 r6:80266ad8 r5:8430a400 r4:8528b8c0 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa8dfb0 to 0xdfa8dff8) 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 r5:8026fc3c r4:8528b8c0 INFO: task kworker/1:9:10812 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:9 state:D stack:0 pid:10812 tgid:10812 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:ead2dda4 r5:82e45400 r4:82e45400 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:82e45400 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524c780 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:82e45400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2de000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eabef000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85052354 r4:85052000 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:85052354 r4:85036400 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:82e45400 r9:8503642c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036400 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df921e78 r8:8566a040 r7:85036400 r6:80266ad8 r5:82e45400 r4:8566a640 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead2dfb0 to 0xead2dff8) 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 r5:8026fc3c r4:8566a640 INFO: task kworker/1:14:10824 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:10824 tgid:10824 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eae49da4 r5:846b5400 r4:846b5400 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:846b5400 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640840 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:846b5400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2f4000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eaddb000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84501354 r4:84501000 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84501354 r4:85036480 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:846b5400 r9:850364ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036480 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:ead2de78 r8:85640400 r7:85036480 r6:80266ad8 r5:846b5400 r4:85640040 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae49fb0 to 0xeae49ff8) 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 r5:8026fc3c r4:85640040 INFO: task kworker/1:15:10828 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:15 state:D stack:0 pid:10828 tgid:10828 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eae4dda4 r5:8430c800 r4:8430c800 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8430c800 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212cc0 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8430c800 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2fa000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eaf35000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84272754 r4:84272400 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84272754 r4:85036500 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:8430c800 r9:8503652c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036500 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:ead2de78 r8:85640800 r7:85036500 r6:80266ad8 r5:8430c800 r4:85640740 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae4dfb0 to 0xeae4dff8) 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 r5:8026fc3c r4:85640740 INFO: task kworker/1:16:10830 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:16 state:D stack:0 pid:10830 tgid:10830 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eada9da4 r5:8362b000 r4:8362b000 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8362b000 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84312100 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8362b000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2dc000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eabe9000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85050f54 r4:85050c00 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:85050f54 r4:85036780 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:8362b000 r9:850367ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036780 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eae4de78 r8:85640600 r7:85036780 r6:80266ad8 r5:8362b000 r4:85640d40 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeada9fb0 to 0xeada9ff8) 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 r5:8026fc3c r4:85640d40 INFO: task kworker/1:17:10832 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:17 state:D stack:0 pid:10832 tgid:10832 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eabe1da4 r5:8432e000 r4:8432e000 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8432e000 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fc680 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8432e000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2f6000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eae71000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84506754 r4:84506400 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84506754 r4:85036800 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:8432e000 r9:8503682c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036800 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eae4de78 r8:851fc440 r7:85036800 r6:80266ad8 r5:8432e000 r4:851fcac0 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabe1fb0 to 0xeabe1ff8) 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 r5:8026fc3c r4:851fcac0 INFO: task kworker/1:18:10833 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:18 state:D stack:0 pid:10833 tgid:10833 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:ea965da4 r5:848da400 r4:848da400 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:848da400 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea965e20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84816100 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:848da400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2f8000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eaf09000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:847c2354 r4:847c2000 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:847c2354 r4:85036880 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:848da400 r9:850368ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036880 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eae4de78 r8:842199c0 r7:85036880 r6:80266ad8 r5:848da400 r4:84a58fc0 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea965fb0 to 0xea965ff8) 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 r5:8026fc3c r4:84a58fc0 INFO: task kworker/1:20:10848 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:20 state:D stack:0 pid:10848 tgid:10848 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eaf3dda4 r5:836cbc00 r4:836cbc00 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:836cbc00 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8800 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:836cbc00 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2fc000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eaf65000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84506f54 r4:84506c00 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84506f54 r4:85036b80 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:836cbc00 r9:85036bac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036b80 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaef9e78 r8:851b8180 r7:85036b80 r6:80266ad8 r5:836cbc00 r4:851b8100 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf3dfb0 to 0xeaf3dff8) 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 r5:8026fc3c r4:851b8100 INFO: task kworker/1:21:10851 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:21 state:D stack:0 pid:10851 tgid:10851 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eaefdda4 r5:83bac800 r4:83bac800 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:83bac800 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8cc0 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83bac800 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2fe000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eb017000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84b9cb54 r4:84b9c800 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84b9cb54 r4:85036b00 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:83bac800 r9:85036b2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036b00 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaef9e78 r8:851b8780 r7:85036b00 r6:80266ad8 r5:83bac800 r4:851b8280 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaefdfb0 to 0xeaefdff8) 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 r5:8026fc3c r4:851b8280 INFO: task kworker/1:22:10855 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 state:D stack:0 pid:10855 tgid:10855 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eaf91da4 r5:846b0c00 r4:846b0c00 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:846b0c00 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84863280 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:846b0c00 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f300000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eb037000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84b9c354 r4:84b9c000 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84b9c354 r4:85036a80 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:846b0c00 r9:85036aac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036a80 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaef9e78 r8:851b8d00 r7:85036a80 r6:80266ad8 r5:846b0c00 r4:851b8b40 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf91fb0 to 0xeaf91ff8) 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 r5:8026fc3c r4:851b8b40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:23:10858 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:23 state:D stack:0 pid:10858 tgid:10858 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eb035da4 r5:84760000 r4:84760000 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84760000 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842a2500 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84760000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f304000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eb09d000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84b9ef54 r4:84b9ec00 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84b9ef54 r4:85036e00 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84760000 r9:85036e2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036e00 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaef9e78 r8:851b8e00 r7:85036e00 r6:80266ad8 r5:84760000 r4:851b8ec0 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb035fb0 to 0xeb035ff8) 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 r5:8026fc3c r4:851b8ec0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:24:10866 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:24 state:D stack:0 pid:10866 tgid:10866 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eaf69da4 r5:84761800 r4:84761800 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84761800 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842a2e00 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84761800 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f302000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eb079000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84b9d754 r4:84b9d400 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84b9d754 r4:85036d80 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84761800 r9:85036dac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036d80 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaef9e78 r8:85640e40 r7:85036d80 r6:80266ad8 r5:84761800 r4:85640500 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf69fb0 to 0xeaf69ff8) 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 r5:8026fc3c r4:85640500 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:25:10871 blocked for more than 430 seconds. Not tainted 6.12.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:25 state:D stack:0 pid:10871 tgid:10871 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf01c>] (__schedule) from [<819bfc74>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf01c>] (__schedule) from [<819bfc74>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:eaeb1da4 r5:84765400 r4:84765400 [<819bfc48>] (schedule) from [<819c0028>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84765400 r4:82717b6c [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0010>] (schedule_preempt_disabled) from [<819c2b00>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c2818>] (__mutex_lock.constprop.0) from [<819c33cc>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e20 r4:00000000 [<819c33b8>] (__mutex_lock_slowpath) from [<819c340c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c33d0>] (mutex_lock) from [<804ae388>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae320>] (_vm_unmap_aliases) from [<804b20e4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558e540 r4:00000000 [<804b1f74>] (vfree) from [<8051073c>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84765400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f29e000 [<8051070c>] (execmem_free) from [<8039c66c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfa09000 [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c65c>] (bpf_jit_free_exec) from [<8039ca4c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c9e4>] (bpf_jit_free) from [<8039dba0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84273f54 r4:84273c00 [<8039da54>] (bpf_prog_free_deferred) from [<802660e0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84273f54 r4:85036d00 [<80265f2c>] (process_one_work) from [<80266cc4>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265f2c>] (process_one_work) from [<80266cc4>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84765400 r9:85036d2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85036d00 [<80266ad8>] (worker_thread) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eaef9e78 r8:8563ffc0 r7:85036d00 r6:80266ad8 r5:84765400 r4:85640b40 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) 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 r5:8026fc3c r4:85640b40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.12.0-rc7-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: [<8199cb58>] (dump_backtrace) from [<8199cc54>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:00000113 r5:60000193 r4:8203dc40 [<8199cc3c>] (show_stack) from [<819bb104>] (__dump_stack lib/dump_stack.c:94 [inline]) [<8199cc3c>] (show_stack) from [<819bb104>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:120) [<819bb094>] (dump_stack_lvl) from [<819bb128>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000001 r4:00000001 [<819bb110>] (dump_stack) from [<81989e10>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81989cb0>] (nmi_cpu_backtrace) from [<81989f5c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000001 r6:8260c5d0 r5:8261af0c r4:ffffffff [<81989e2c>] (nmi_trigger_cpumask_backtrace) from [<802103e8>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:00020571 r8:828b6cf8 r7:8260c730 r6:00007dbf r5:8261b4c8 r4:8604c51c [<802103d0>] (arch_trigger_cpumask_backtrace) from [<80358324>] (trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]) [<802103d0>] (arch_trigger_cpumask_backtrace) from [<80358324>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<802103d0>] (arch_trigger_cpumask_backtrace) from [<80358324>] (watchdog+0x498/0x5b8 kernel/hung_task.c:379) [<80357e8c>] (watchdog) from [<8026fd40>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df819e58 r8:82f237c0 r7:00000000 r6:80357e8c r5:82e59800 r4:82ec95c0 [<8026fc3c>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fc3c r4:82ec95c0 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 14423 Comm: dhcpcd-run-hook Not tainted 6.12.0-rc7-syzkaller #0 Hardware name: ARM-Versatile Express PC is at uaccess_restore arch/arm/include/asm/uaccess.h:67 [inline] PC is at do_strncpy_from_user lib/strncpy_from_user.c:41 [inline] PC is at strncpy_from_user+0xcc/0x194 lib/strncpy_from_user.c:148 LR is at do_strncpy_from_user lib/strncpy_from_user.c:41 [inline] LR is at strncpy_from_user+0xc8/0x194 lib/strncpy_from_user.c:148 pc : [<808ec820>] lr : [<808ec81c>] psr: 80000013 sp : eab91f00 ip : 00000000 fp : eab91f34 r10: b5003500 r9 : 844d201c r8 : 00000fe4 r7 : b5403587 r6 : fefefeff r5 : 7ef76fd8 r4 : 80808080 r3 : 0000000c r2 : 62696c00 r1 : 7effffff r0 : 00000000 Flags: Nzcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user Control: 30c5387d Table: 8625d780 DAC: fffffffd Call trace: [<808ec754>] (strncpy_from_user) from [<80525bc4>] (getname_flags.part.0+0x44/0x18c fs/namei.c:150) r10:0000018d r9:859f0c00 r8:8020029c r7:00000001 r6:8223883c r5:7ef76fd8 r4:844d2000 [<80525b80>] (getname_flags.part.0) from [<8052ac64>] (getname_flags+0x3c/0x50 include/linux/audit.h:322) r9:859f0c00 r8:8020029c r7:000007ff r6:7ef76fd8 r5:00000001 r4:7ef76fd8 [<8052ac28>] (getname_flags) from [<8051efd4>] (__do_sys_statx fs/stat.c:794 [inline]) [<8052ac28>] (getname_flags) from [<8051efd4>] (sys_statx+0x58/0xf0 fs/stat.c:771) r5:ffffff9c r4:00000800 [<8051ef7c>] (sys_statx) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67) Exception stack(0xeab91fa8 to 0xeab91ff0) 1fa0: 7ef76e78 7ef77030 ffffff9c 7ef76fd8 00000800 000007ff 1fc0: 7ef76e78 7ef77030 00000022 0000018d 00000006 76f040d0 ffffffff 7ef770d4 1fe0: 00000000 7ef76e60 76ed5588 76eebd94 r8:8020029c r7:0000018d r6:00000022 r5:7ef77030 r4:7ef76e78