INFO: task kworker/0:0:8 blocked for more than 430 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:0 state:D stack:0 pid:8 tgid:8 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:df839da4 r5:82e35400 r4:82e35400 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:82e35400 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df839e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278240 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:82e35400 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f23a000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfd23000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852cdb54 r4:852cd800 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:852cdb54 r4:82c0bf80 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:82e35400 r9:82c0bfac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:82c0bf80 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df819e48 r8:82cb58c0 r7:82c0bf80 r6:80266a2c r5:82e35400 r4:82cb5180 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf839fb0 to 0xdf839ff8) 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 r5:8026fb80 r4:82cb5180 INFO: task kworker/0:16:5171 blocked for more than 430 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:16 state:D stack:0 pid:5171 tgid:5171 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dfdf5da4 r5:834f0000 r4:834f0000 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:834f0000 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdf5e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528a3c0 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:834f0000 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f246000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfec7000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84a70354 r4:84a70000 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84a70354 r4:851d2a00 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:834f0000 r9:851d2a2c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:851d2a00 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e00c9e78 r8:851d1b40 r7:851d2a00 r6:80266a2c r5:834f0000 r4:851d1300 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfdf5fb0 to 0xdfdf5ff8) 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 r5:8026fb80 r4:851d1300 INFO: task kworker/1:22:5175 blocked for more than 430 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 state:D stack:0 pid:5175 tgid:5175 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dfd6dda4 r5:834f6000 r4:834f6000 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:834f6000 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd6de20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85170080 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:834f6000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f240000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfe55000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85003354 r4:85003000 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:85003354 r4:84673500 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:834f6000 r9:8467352c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84673500 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfc9de78 r8:849bc380 r7:84673500 r6:80266a2c r5:834f6000 r4:845a1a40 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd6dfb0 to 0xdfd6dff8) 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 r5:8026fb80 r4:845a1a40 INFO: task kworker/1:23:5180 blocked for more than 431 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:23 state:D stack:0 pid:5180 tgid:5180 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dfe95da4 r5:83645400 r4:83645400 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:83645400 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe95e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66b00 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83645400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f236000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:df9e9000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:83fd1b54 r4:83fd1800 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:83fd1b54 r4:84673b00 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:83645400 r9:84673b2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84673b00 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfd6de78 r8:849f5800 r7:84673b00 r6:80266a2c r5:83645400 r4:845a1700 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfe95fb0 to 0xdfe95ff8) 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 r5:8026fb80 r4:845a1700 INFO: task kworker/1:24:5196 blocked for more than 432 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:24 state:D stack:0 pid:5196 tgid:5196 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dff51da4 r5:83643000 r4:83643000 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:83643000 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff51e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aef80 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83643000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f232000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfc4b000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:845f1754 r4:845f1400 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:845f1754 r4:84673e80 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:83643000 r9:84673eac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84673e80 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfc9de78 r8:85189f00 r7:84673e80 r6:80266a2c r5:83643000 r4:851e5ac0 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff51fb0 to 0xdff51ff8) 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 r5:8026fb80 r4:851e5ac0 INFO: task kworker/1:27:5208 blocked for more than 432 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:27 state:D stack:0 pid:5208 tgid:5208 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dfaf9da4 r5:82ebe000 r4:82ebe000 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:82ebe000 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037dc0 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:82ebe000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f238000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfced000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:83fd2754 r4:83fd2400 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:83fd2754 r4:84673600 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:82ebe000 r9:8467362c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84673600 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfafde78 r8:85173640 r7:84673600 r6:80266a2c r5:82ebe000 r4:851c1740 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) 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 r5:8026fb80 r4:851c1740 INFO: task kworker/1:28:5217 blocked for more than 432 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:28 state:D stack:0 pid:5217 tgid:5217 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dfb29da4 r5:82ebd400 r4:82ebd400 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:82ebd400 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9080 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:82ebd400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f234000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfcb5000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:845f3b54 r4:845f3800 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:845f3b54 r4:84673800 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:82ebd400 r9:8467382c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84673800 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfafde78 r8:849cd640 r7:84673800 r6:80266a2c r5:82ebd400 r4:8518a280 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb29fb0 to 0xdfb29ff8) 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 r5:8026fb80 r4:8518a280 INFO: task kworker/0:20:5258 blocked for more than 432 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:20 state:D stack:0 pid:5258 tgid:5258 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dfcadda4 r5:84b41800 r4:84b41800 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:84b41800 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da140 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84b41800 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f23e000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfe1b000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85002f54 r4:85002c00 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:85002f54 r4:8544b900 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84b41800 r9:8544b92c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8544b900 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfec1e78 r8:85183b80 r7:8544b900 r6:80266a2c r5:84b41800 r4:85183bc0 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcadfb0 to 0xdfcadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fb80 r4:85183bc0 INFO: task kworker/0:22:5286 blocked for more than 433 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:5286 tgid:5286 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:e008dda4 r5:84b40000 r4:84b40000 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:84b40000 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e008de20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3500 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84b40000 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f23c000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfe19000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:845e6f54 r4:845e6c00 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:845e6f54 r4:8544bb00 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84b40000 r9:8544bb2c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8544bb00 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfcd5e78 r8:8425b140 r7:8544bb00 r6:80266a2c r5:84b40000 r4:8425b980 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe008dfb0 to 0xe008dff8) 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 r5:8026fb80 r4:8425b980 INFO: task kworker/0:25:5359 blocked for more than 434 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:5359 tgid:5359 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dfc95da4 r5:84a33c00 r4:84a33c00 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:84a33c00 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc95e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e5400 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84a33c00 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f00f000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:df9a1000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:83fd3754 r4:83fd3400 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:83fd3754 r4:85006400 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84a33c00 r9:8500642c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85006400 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e05c9e78 r8:85462d80 r7:85006400 r6:80266a2c r5:84a33c00 r4:85462e80 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc95fb0 to 0xdfc95ff8) 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 r5:8026fb80 r4:85462e80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:26:5386 blocked for more than 434 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:26 state:D stack:0 pid:5386 tgid:5386 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:dfd45da4 r5:844f0c00 r4:844f0c00 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:844f0c00 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd45e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528a540 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:844f0c00 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f244000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfe7d000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84a73754 r4:84a73400 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84a73754 r4:84aa4980 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:844f0c00 r9:84aa49ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:84aa4980 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0035e78 r8:854afa00 r7:84aa4980 r6:80266a2c r5:844f0c00 r4:854af740 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd45fb0 to 0xdfd45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fb80 r4:854af740 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:28:5391 blocked for more than 435 seconds. Not tainted 6.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:28 state:D stack:0 pid:5391 tgid:5391 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bb294>] (__schedule) from [<819bbed4>] (__schedule_loop kernel/sched/core.c:6752 [inline]) [<819bb294>] (__schedule) from [<819bbed4>] (schedule+0x2c/0xfc kernel/sched/core.c:6767) r10:8260ca7c r9:00000000 r8:827174e4 r7:00000002 r6:e05e1da4 r5:844f4800 r4:844f4800 [<819bbea8>] (schedule) from [<819bc288>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6824) r5:844f4800 r4:827174e0 [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819bc270>] (schedule_preempt_disabled) from [<819bed60>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819bea78>] (__mutex_lock.constprop.0) from [<819bf62c>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e20 r4:00000000 [<819bf618>] (__mutex_lock_slowpath) from [<819bf66c>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819bf630>] (mutex_lock) from [<804adb48>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804adae0>] (_vm_unmap_aliases) from [<804b18a4>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ef040 r4:00000000 [<804b1734>] (vfree) from [<8050faf0>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:844f4800 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f242000 [<8050fac0>] (execmem_free) from [<8039c3bc>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfe5d000 [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c3ac>] (bpf_jit_free_exec) from [<8039c79c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c734>] (bpf_jit_free) from [<8039d8f0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85002754 r4:85002400 [<8039d7a4>] (bpf_prog_free_deferred) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:85002754 r4:84aa4c80 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:844f4800 r9:84aa4cac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:84aa4c80 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e04a9e78 r8:849ae000 r7:84aa4c80 r6:80266a2c r5:844f4800 r4:849aefc0 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05e1fb0 to 0xe05e1ff8) 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 r5:8026fb80 r4:849aefc0 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-rc2-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: [<81998dd8>] (dump_backtrace) from [<81998ed4>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:00000113 r5:60000193 r4:8203d394 [<81998ebc>] (show_stack) from [<819b7380>] (__dump_stack lib/dump_stack.c:94 [inline]) [<81998ebc>] (show_stack) from [<819b7380>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:120) [<819b7310>] (dump_stack_lvl) from [<819b73a4>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000001 r4:00000001 [<819b738c>] (dump_stack) from [<81986098>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81985f38>] (nmi_cpu_backtrace) from [<819861e4>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000001 r6:8260c5d0 r5:8261a88c r4:ffffffff [<819860b4>] (nmi_trigger_cpumask_backtrace) from [<802103e8>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:00011f4f r8:828b6cf8 r7:8260c730 r6:00007f20 r5:8261ae48 r4:84914b1c [<802103d0>] (arch_trigger_cpumask_backtrace) from [<803580d0>] (trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]) [<802103d0>] (arch_trigger_cpumask_backtrace) from [<803580d0>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<802103d0>] (arch_trigger_cpumask_backtrace) from [<803580d0>] (watchdog+0x498/0x5b8 kernel/hung_task.c:379) [<80357c38>] (watchdog) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df819e58 r8:82ce7700 r7:00000000 r6:80357c38 r5:82ea3c00 r4:82f846c0 [<8026fb80>] (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 r5:8026fb80 r4:82f846c0 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 3166 Comm: kworker/u8:2 Not tainted 6.12.0-rc2-syzkaller #0 Hardware name: ARM-Versatile Express Workqueue: netns cleanup_net PC is at __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 kernel/locking/spinlock.c:194 LR is at __debug_check_no_obj_freed lib/debugobjects.c:998 [inline] LR is at debug_check_no_obj_freed+0x184/0x2a0 lib/debugobjects.c:1019 pc : [<819c46e8>] lr : [<80855cd0>] psr: 60000013 sp : df801a90 ip : df801aa0 fp : df801a9c r10: 81c63c38 r9 : 85212540 r8 : 85212600 r7 : 81491f28 r6 : 00000100 r5 : 00000000 r4 : 00000000 r3 : 000006bf r2 : 00001355 r1 : 00000013 r0 : 828e6b5c Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user Control: 30c5387d Table: 843d3c40 DAC: fffffffd Call trace: frame pointer underflow [<819c46c0>] (_raw_spin_unlock_irqrestore) from [<80855cd0>] (__debug_check_no_obj_freed lib/debugobjects.c:998 [inline]) [<819c46c0>] (_raw_spin_unlock_irqrestore) from [<80855cd0>] (debug_check_no_obj_freed+0x184/0x2a0 lib/debugobjects.c:1019) [<80855b4c>] (debug_check_no_obj_freed) from [<804ca7f4>] (slab_free_hook mm/slub.c:2273 [inline]) [<80855b4c>] (debug_check_no_obj_freed) from [<804ca7f4>] (slab_free mm/slub.c:4579 [inline]) [<80855b4c>] (debug_check_no_obj_freed) from [<804ca7f4>] (kmem_cache_free+0x2d4/0x494 mm/slub.c:4681) r10:81c63c38 r9:84214800 r8:000b8a88 r7:81491f28 r6:ddeb1a88 r5:85212540 r4:82cac780 [<804ca520>] (kmem_cache_free) from [<81491f28>] (kfree_skbmem+0x94/0xa8 net/core/skbuff.c:1148) r10:81c63c38 r9:8423ee94 r8:83ff42c0 r7:8404dc58 r6:df801c74 r5:81638510 r4:85212540 [<81491e94>] (kfree_skbmem) from [<81499ab0>] (__kfree_skb net/core/skbuff.c:1205 [inline]) [<81491e94>] (kfree_skbmem) from [<81499ab0>] (consume_skb net/core/skbuff.c:1436 [inline]) [<81491e94>] (kfree_skbmem) from [<81499ab0>] (consume_skb+0x84/0x130 net/core/skbuff.c:1430) [<81499a2c>] (consume_skb) from [<81638510>] (nft_synproxy_eval_v4 net/netfilter/nft_synproxy.c:60 [inline]) [<81499a2c>] (consume_skb) from [<81638510>] (nft_synproxy_do_eval+0x264/0x2b4 net/netfilter/nft_synproxy.c:141) r7:8404dc58 r6:df801c74 r5:844b8000 r4:85212540 [<816382ac>] (nft_synproxy_do_eval) from [<8163858c>] (nft_synproxy_eval+0x14/0x18 net/netfilter/nft_synproxy.c:247) r9:df801d0c r8:81c63db8 r7:81c63b24 r6:81c63ae0 r5:8404dc60 r4:8404dc50 [<81638578>] (nft_synproxy_eval) from [<81601d54>] (expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline]) [<81638578>] (nft_synproxy_eval) from [<81601d54>] (nft_do_chain+0x12c/0x570 net/netfilter/nf_tables_core.c:288) [<81601c28>] (nft_do_chain) from [<8161a480>] (nft_do_chain_inet+0xac/0x120 net/netfilter/nft_chain_filter.c:161) r10:dddd10c8 r9:850deda0 r8:df801d64 r7:85212540 r6:850ded80 r5:00000004 r4:8514acb0 [<8161a3d4>] (nft_do_chain_inet) from [<815c9a08>] (nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]) [<8161a3d4>] (nft_do_chain_inet) from [<815c9a08>] (nf_hook_slow+0x40/0x104 net/netfilter/core.c:626) r4:00000001 [<815c99c8>] (nf_hook_slow) from [<8165a090>] (nf_hook include/linux/netfilter.h:269 [inline]) [<815c99c8>] (nf_hook_slow) from [<8165a090>] (NF_HOOK include/linux/netfilter.h:312 [inline]) [<815c99c8>] (nf_hook_slow) from [<8165a090>] (ip_local_deliver+0xf0/0x110 net/ipv4/ip_input.c:254) r9:00000040 r8:00000034 r7:00000000 r6:844b8000 r5:82ff7000 r4:85212540 [<81659fa0>] (ip_local_deliver) from [<816591ec>] (dst_input include/net/dst.h:460 [inline]) [<81659fa0>] (ip_local_deliver) from [<816591ec>] (ip_rcv_finish+0x98/0xb0 net/ipv4/ip_input.c:449) r6:82ff7000 r5:844b8000 r4:85212540 [<81659154>] (ip_rcv_finish) from [<8165a184>] (NF_HOOK include/linux/netfilter.h:314 [inline]) [<81659154>] (ip_rcv_finish) from [<8165a184>] (NF_HOOK include/linux/netfilter.h:308 [inline]) [<81659154>] (ip_rcv_finish) from [<8165a184>] (ip_rcv+0xd4/0xe0 net/ipv4/ip_input.c:569) r7:00000000 r6:844b8000 r5:85212540 r4:00000001 [<8165a0b0>] (ip_rcv) from [<814b97d8>] (__netif_receive_skb_one_core+0x5c/0x80 net/core/dev.c:5666) r6:00000000 r5:8165a0b0 r4:82ff7000 [<814b977c>] (__netif_receive_skb_one_core) from [<814b9844>] (__netif_receive_skb+0x18/0x5c net/core/dev.c:5779) r5:dddd11b0 r4:85212540 [<814b982c>] (__netif_receive_skb) from [<814b9b4c>] (process_backlog+0xa0/0x17c net/core/dev.c:6111) r5:dddd11b0 r4:85212540 [<814b9aac>] (process_backlog) from [<814baa58>] (__napi_poll+0x34/0x240 net/core/dev.c:6775) r10:dddd10c0 r9:dddd1300 r8:df801ed0 r7:df801ecb r6:00000040 r5:dddd11b0 r4:00000001 [<814baa24>] (__napi_poll) from [<814bb2cc>] (napi_poll net/core/dev.c:6844 [inline]) [<814baa24>] (__napi_poll) from [<814bb2cc>] (net_rx_action+0x358/0x440 net/core/dev.c:6966) r9:dddd1300 r8:df801ed0 r7:0000012c r6:00011f53 r5:dddd11b0 r4:00000000 [<814baf74>] (net_rx_action) from [<8024b524>] (handle_softirqs+0x158/0x464 kernel/softirq.c:554) r10:00000008 r9:84214800 r8:00000101 r7:04208060 r6:00000003 r5:00000004 r4:8260408c [<8024b3cc>] (handle_softirqs) from [<802012d0>] (__do_softirq+0x14/0x18 kernel/softirq.c:588) r10:00000000 r9:84739a00 r8:84740078 r7:00000000 r6:8473a0a0 r5:00000001 r4:60000013 [<802012bc>] (__do_softirq) from [<80208800>] (____do_softirq+0x10/0x14 arch/arm/kernel/irq.c:77) [<802087f0>] (____do_softirq) from [<81968288>] (call_with_stack+0x1c/0x20 arch/arm/lib/call_with_stack.S:40) [<8196826c>] (call_with_stack) from [<8020883c>] (do_softirq_own_stack+0x38/0x3c arch/arm/kernel/irq.c:82) [<80208804>] (do_softirq_own_stack) from [<8024ba3c>] (do_softirq kernel/softirq.c:455 [inline]) [<80208804>] (do_softirq_own_stack) from [<8024ba3c>] (do_softirq+0x5c/0x64 kernel/softirq.c:442) [<8024b9e0>] (do_softirq) from [<8024bb10>] (__local_bh_enable_ip+0xcc/0xd0 kernel/softirq.c:382) r5:00000001 r4:84214800 [<8024ba44>] (__local_bh_enable_ip) from [<819c459c>] (__raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline]) [<8024ba44>] (__local_bh_enable_ip) from [<819c459c>] (_raw_spin_unlock_bh+0x34/0x38 kernel/locking/spinlock.c:210) r5:0000007c r4:83fd1400 [<819c4568>] (_raw_spin_unlock_bh) from [<8175cd34>] (spin_unlock_bh include/linux/spinlock.h:396 [inline]) [<819c4568>] (_raw_spin_unlock_bh) from [<8175cd34>] (addrconf_ifdown+0x138/0x764 net/ipv6/addrconf.c:3912) [<8175cbfc>] (addrconf_ifdown) from [<81762048>] (addrconf_notify+0x98/0x770 net/ipv6/addrconf.c:3781) r10:84214800 r9:00000000 r8:ffffffd4 r7:00000002 r6:84739a00 r5:83fd1400 r4:84204000 [<81761fb0>] (addrconf_notify) from [<80271474>] (notifier_call_chain+0x74/0x1ac kernel/notifier.c:93) r10:84214800 r9:00000000 r8:ffffffd4 r7:00000001 r6:827e46fc r5:827e5528 r4:81761fb0 [<80271400>] (notifier_call_chain) from [<80271690>] (raw_notifier_call_chain+0x20/0x28 kernel/notifier.c:461) r10:821f8558 r9:00000000 r8:84204000 r7:00000001 r6:84739a00 r5:00000002 r4:df989d34 [<80271670>] (raw_notifier_call_chain) from [<814b3674>] (call_netdevice_notifiers_info+0x54/0xa0 net/core/dev.c:1996) [<814b3620>] (call_netdevice_notifiers_info) from [<814b3b10>] (call_netdevice_notifiers_extack net/core/dev.c:2034 [inline]) [<814b3620>] (call_netdevice_notifiers_info) from [<814b3b10>] (call_netdevice_notifiers net/core/dev.c:2048 [inline]) [<814b3620>] (call_netdevice_notifiers_info) from [<814b3b10>] (dev_close_many+0xfc/0x150 net/core/dev.c:1589) r6:df989da0 r5:848f0800 r4:8420411c [<814b3a14>] (dev_close_many) from [<814beef4>] (unregister_netdevice_many_notify+0x194/0x9c0 net/core/dev.c:11377) r9:00000001 r8:df989da0 r7:8504c11c r6:df989e20 r5:8477c11c r4:df989d0c [<814bed60>] (unregister_netdevice_many_notify) from [<814c0398>] (unregister_netdevice_many net/core/dev.c:11465 [inline]) [<814bed60>] (unregister_netdevice_many_notify) from [<814c0398>] (default_device_exit_batch+0x308/0x388 net/core/dev.c:11948) r10:df989e88 r9:844b8000 r8:df989ea8 r7:82920f00 r6:df989e88 r5:84739ae4 r4:847399e0 [<814c0090>] (default_device_exit_batch) from [<814a35d0>] (ops_exit_list+0x64/0x68 net/core/net_namespace.c:178) r10:ffffffd8 r9:844b8000 r8:827d21c4 r7:df989ea8 r6:827d287c r5:df989ea8 r4:827d287c [<814a356c>] (ops_exit_list) from [<814a4714>] (cleanup_net+0x2a0/0x48c net/core/net_namespace.c:626) r7:df989ea8 r6:827d2180 r5:827d21c4 r4:827d287c [<814a4474>] (cleanup_net) from [<80266034>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r10:82c1b615 r9:84214800 r8:02000000 r7:82c0e600 r6:82c1b600 r5:827d2198 r4:8425e900 [<80265e80>] (process_one_work) from [<80266c18>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265e80>] (process_one_work) from [<80266c18>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84214800 r9:8425e92c r8:61c88647 r7:82c0e620 r6:82604d40 r5:82c0e600 r4:8425e900 [<80266a2c>] (worker_thread) from [<8026fc84>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df845e78 r8:8443d500 r7:8425e900 r6:80266a2c r5:84214800 r4:8443d0c0 [<8026fb80>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf989fb0 to 0xdf989ff8) 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 r5:8026fb80 r4:8443d0c0