WARNING in __apply_to_page_range ------------[ cut here ]------------ WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff8000800171e0 x29: ffff800080017300 x28: ffff0001ffa34fff x27: ffff0001fec50fe8 x26: ffff0001ffa35000 x25: dfff800000000000 x24: ffff0001ffa34000 x23: ffff0001fea8e1a0 x22: 0000000000000300 x21: ffff0000c1a0db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386f276 x17: ffff80010d10c000 x16: ffff80008adb82bc x15: ffff700010002e84 x14: 1ffff00010002e84 x13: 0000000000000004 x12: ffffffffffffffff x11: 00000000c8341a6a x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c1a0db80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff8000800173e0 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000300 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 __alloc_skb+0x144/0x2ec net/core/skbuff.c:658 alloc_skb include/linux/skbuff.h:1340 [inline] lapb_send_control+0x48/0x320 net/lapb/lapb_subr.c:227 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 timer_expire_remote+0x78/0xa0 kernel/time/timer.c:2177 tmigr_handle_remote_cpu kernel/time/timer_migration.c:944 [inline] tmigr_handle_remote_up kernel/time/timer_migration.c:1035 [inline] __walk_groups kernel/time/timer_migration.c:533 [inline] tmigr_handle_remote+0x8d4/0x1340 kernel/time/timer_migration.c:1094 run_timer_softirq+0x190/0x194 kernel/time/timer.c:2449 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P) cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x1d8/0x454 kernel/sched/idle.c:325 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423 secondary_start_kernel+0x1b8/0x1e0 arch/arm64/kernel/smp.c:279 __secondary_switched+0xc0/0xc4 arch/arm64/kernel/head.S:401 irq event stamp: 128417 hardirqs last enabled at (128416): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (128416): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (128417): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (128394): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (128394): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (128401): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] pc : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] pc : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] pc : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 lr : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] lr : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] lr : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] lr : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 sp : ffff8000800171a0 x29: ffff8000800171a0 x28: ffff0001ffa34fff x27: ffff0001fec50fe8 x26: ffff0001ffa35000 x25: ffff0001ffa34000 x24: ffff0001ffa34000 x23: 006800023fa34707 x22: 0040000000000001 x21: dfff800000000000 x20: 0000000000000300 x19: ffff0000c1a0db80 x18: 1fffe0003386f276 x17: ffff80010d10c000 x16: ffff80008adb82bc x15: 0000000000000001 x14: 1fffe00018341b70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff600018341b71 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c1a0db80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff8000800173e0 x3 : ffff800080ac62d0 x2 : ffff8000800173e0 x1 : 0000000000000300 x0 : 0000000000000000 Call trace: queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] (P) __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] (P) __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] (P) change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 (P) apply_to_pte_range mm/memory.c:2941 [inline] apply_to_pmd_range mm/memory.c:2985 [inline] apply_to_pud_range mm/memory.c:3021 [inline] apply_to_p4d_range mm/memory.c:3057 [inline] __apply_to_page_range+0xd58/0x13e4 mm/memory.c:3093 apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 __alloc_skb+0x144/0x2ec net/core/skbuff.c:658 alloc_skb include/linux/skbuff.h:1340 [inline] lapb_send_control+0x48/0x320 net/lapb/lapb_subr.c:227 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 timer_expire_remote+0x78/0xa0 kernel/time/timer.c:2177 tmigr_handle_remote_cpu kernel/time/timer_migration.c:944 [inline] tmigr_handle_remote_up kernel/time/timer_migration.c:1035 [inline] __walk_groups kernel/time/timer_migration.c:533 [inline] tmigr_handle_remote+0x8d4/0x1340 kernel/time/timer_migration.c:1094 run_timer_softirq+0x190/0x194 kernel/time/timer.c:2449 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P) cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x1d8/0x454 kernel/sched/idle.c:325 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423 secondary_start_kernel+0x1b8/0x1e0 arch/arm64/kernel/smp.c:279 __secondary_switched+0xc0/0xc4 arch/arm64/kernel/head.S:401 irq event stamp: 128417 hardirqs last enabled at (128416): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (128416): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (128417): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (128394): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (128394): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (128401): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff800080016f20 x29: ffff800080017040 x28: ffff0001ffa34fff x27: ffff0001fec50fe8 x26: ffff0001ffa35000 x25: dfff800000000000 x24: ffff0001ffa34000 x23: ffff0001fea8e1a0 x22: 0000000000000500 x21: ffff0000c1a0db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386f276 x17: 0000000000a000ae x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb981 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb982 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c1a0db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017120 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000500 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kmem_cache_free+0x250/0x550 mm/slub.c:4744 kfree_skbmem+0x14c/0x1dc net/core/skbuff.c:-1 __kfree_skb net/core/skbuff.c:1177 [inline] consume_skb+0xb8/0x130 net/core/skbuff.c:1408 ifb_xmit+0x174/0x53c drivers/net/ifb.c:346 __netdev_start_xmit include/linux/netdevice.h:5203 [inline] netdev_start_xmit include/linux/netdevice.h:5212 [inline] xmit_one net/core/dev.c:3776 [inline] dev_hard_start_xmit+0x2b0/0x8ac net/core/dev.c:3792 sch_direct_xmit+0x1fc/0x468 net/sched/sch_generic.c:343 __dev_xmit_skb net/core/dev.c:4018 [inline] __dev_queue_xmit+0x13b4/0x31f0 net/core/dev.c:4595 dev_queue_xmit include/linux/netdevice.h:3350 [inline] lapbeth_data_transmit+0x1fc/0x2a8 drivers/net/wan/lapbether.c:260 lapb_data_transmit+0x8c/0xb0 net/lapb/lapb_iface.c:447 lapb_transmit_buffer+0x160/0x208 net/lapb/lapb_out.c:149 lapb_send_control+0x21c/0x320 net/lapb/lapb_subr.c:251 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 timer_expire_remote+0x78/0xa0 kernel/time/timer.c:2177 tmigr_handle_remote_cpu kernel/time/timer_migration.c:944 [inline] tmigr_handle_remote_up kernel/time/timer_migration.c:1035 [inline] __walk_groups kernel/time/timer_migration.c:533 [inline] tmigr_handle_remote+0x8d4/0x1340 kernel/time/timer_migration.c:1094 run_timer_softirq+0x190/0x194 kernel/time/timer.c:2449 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P) cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x1d8/0x454 kernel/sched/idle.c:325 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423 secondary_start_kernel+0x1b8/0x1e0 arch/arm64/kernel/smp.c:279 __secondary_switched+0xc0/0xc4 arch/arm64/kernel/head.S:401 irq event stamp: 128435 hardirqs last enabled at (128434): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (128434): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (128435): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (128394): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (128394): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (128401): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff8000800173e0 x29: ffff800080017500 x28: ffff0001ffa3efff x27: ffff0001fec50fe8 x26: ffff0001ffa3f000 x25: dfff800000000000 x24: ffff0001ffa3e000 x23: ffff0001fea8e1f0 x22: 0000000000000300 x21: ffff0000c1a0db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386f276 x17: ffff80010d10c000 x16: ffff80008adb82bc x15: ffff700010002ec4 x14: 1ffff00010002ec4 x13: 0000000000000004 x12: ffffffffffffffff x11: 00000000c8341a6a x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c1a0db80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff8000800175e0 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000300 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 __alloc_skb+0x144/0x2ec net/core/skbuff.c:658 alloc_skb include/linux/skbuff.h:1340 [inline] lapb_send_control+0x48/0x320 net/lapb/lapb_subr.c:227 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P) cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x1d8/0x454 kernel/sched/idle.c:325 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423 secondary_start_kernel+0x1b8/0x1e0 arch/arm64/kernel/smp.c:279 __secondary_switched+0xc0/0xc4 arch/arm64/kernel/head.S:401 irq event stamp: 128815 hardirqs last enabled at (128814): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (128814): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (128815): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (128778): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (128778): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (128805): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] pc : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] pc : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] pc : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 lr : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] lr : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] lr : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] lr : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 sp : ffff8000800173a0 x29: ffff8000800173a0 x28: ffff0001ffa3efff x27: ffff0001fec50fe8 x26: ffff0001ffa3f000 x25: ffff0001ffa3e000 x24: ffff0001ffa3e000 x23: 006800023fa3e707 x22: 0040000000000001 x21: dfff800000000000 x20: 0000000000000300 x19: ffff0000c1a0db80 x18: 1fffe0003386f276 x17: ffff80010d10c000 x16: ffff80008adb82bc x15: 0000000000000001 x14: 1fffe00018341b70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff600018341b71 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c1a0db80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff8000800175e0 x3 : ffff800080ac62d0 x2 : ffff8000800175e0 x1 : 0000000000000300 x0 : 0000000000000000 Call trace: queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] (P) __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] (P) __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] (P) change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 (P) apply_to_pte_range mm/memory.c:2941 [inline] apply_to_pmd_range mm/memory.c:2985 [inline] apply_to_pud_range mm/memory.c:3021 [inline] apply_to_p4d_range mm/memory.c:3057 [inline] __apply_to_page_range+0xd58/0x13e4 mm/memory.c:3093 apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 __alloc_skb+0x144/0x2ec net/core/skbuff.c:658 alloc_skb include/linux/skbuff.h:1340 [inline] lapb_send_control+0x48/0x320 net/lapb/lapb_subr.c:227 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P) cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x1d8/0x454 kernel/sched/idle.c:325 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423 secondary_start_kernel+0x1b8/0x1e0 arch/arm64/kernel/smp.c:279 __secondary_switched+0xc0/0xc4 arch/arm64/kernel/head.S:401 irq event stamp: 128815 hardirqs last enabled at (128814): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (128814): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (128815): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (128778): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (128778): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (128805): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff800080017160 x29: ffff800080017280 x28: ffff0001ffa3efff x27: ffff0001fec50fe8 x26: ffff0001ffa3f000 x25: dfff800000000000 x24: ffff0001ffa3e000 x23: ffff0001fea8e1f0 x22: 0000000000000500 x21: ffff0000c1a0db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386f276 x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb982 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb983 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c1a0db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017360 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000500 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free_freelist_hook mm/slub.c:2394 [inline] slab_free_bulk mm/slub.c:4666 [inline] kmem_cache_free_bulk+0x490/0x51c mm/slub.c:5243 kfree_skb_list_reason+0x3ac/0x418 net/core/skbuff.c:1264 __dev_xmit_skb net/core/dev.c:4093 [inline] __dev_queue_xmit+0x1ac8/0x31f0 net/core/dev.c:4595 dev_queue_xmit include/linux/netdevice.h:3350 [inline] lapbeth_data_transmit+0x1fc/0x2a8 drivers/net/wan/lapbether.c:260 lapb_data_transmit+0x8c/0xb0 net/lapb/lapb_iface.c:447 lapb_transmit_buffer+0x160/0x208 net/lapb/lapb_out.c:149 lapb_send_control+0x21c/0x320 net/lapb/lapb_subr.c:251 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P) cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x1d8/0x454 kernel/sched/idle.c:325 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423 secondary_start_kernel+0x1b8/0x1e0 arch/arm64/kernel/smp.c:279 __secondary_switched+0xc0/0xc4 arch/arm64/kernel/head.S:401 irq event stamp: 128829 hardirqs last enabled at (128828): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (128828): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (128829): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (128778): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (128778): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (128805): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff8000800173e0 x29: ffff800080017500 x28: ffff0001ffa72fff x27: ffff0001fec50fe8 x26: ffff0001ffa73000 x25: dfff800000000000 x24: ffff0001ffa72000 x23: ffff0001fea8e390 x22: 0000000000000300 x21: ffff0000dd44db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 x17: ffff80010d10c000 x16: ffff80008adb82bc x15: ffff700010002ec4 x14: 1ffff00010002ec4 x13: 0000000000000004 x12: ffffffffffffffff x11: 00000000c8341a6a x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff8000800175e0 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000300 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 __alloc_skb+0x144/0x2ec net/core/skbuff.c:658 alloc_skb include/linux/skbuff.h:1340 [inline] lapb_send_control+0x48/0x320 net/lapb/lapb_subr.c:227 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 check_kcov_mode kernel/kcov.c:183 [inline] (P) write_comp_data kernel/kcov.c:246 [inline] (P) __sanitizer_cov_trace_const_cmp8+0x4c/0x98 kernel/kcov.c:321 (P) s_next+0x74/0xa4 kernel/kallsyms.c:704 seq_read_iter+0x73c/0xc2c fs/seq_file.c:262 seq_read+0x238/0x33c fs/seq_file.c:162 pde_read fs/proc/inode.c:308 [inline] proc_reg_read+0x17c/0x2d4 fs/proc/inode.c:320 vfs_read+0x22c/0x898 fs/read_write.c:568 ksys_read+0x120/0x210 fs/read_write.c:713 __do_sys_read fs/read_write.c:722 [inline] __se_sys_read fs/read_write.c:720 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:720 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 55975 hardirqs last enabled at (55974): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (55974): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (55975): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (55420): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (55420): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (55959): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] pc : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] pc : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] pc : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 lr : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] lr : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] lr : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] lr : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 sp : ffff8000800173a0 x29: ffff8000800173a0 x28: ffff0001ffa72fff x27: ffff0001fec50fe8 x26: ffff0001ffa73000 x25: ffff0001ffa72000 x24: ffff0001ffa72000 x23: 006800023fa72707 x22: 0040000000000001 x21: dfff800000000000 x20: 0000000000000300 x19: ffff0000dd44db80 x18: 0000000000000000 x17: ffff80010d10c000 x16: ffff80008adb82bc x15: 0000000000000001 x14: 1fffe0001ba89b70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff60001ba89b71 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff8000800175e0 x3 : ffff800080ac62d0 x2 : ffff8000800175e0 x1 : 0000000000000300 x0 : 0000000000000000 Call trace: queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] (P) __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] (P) __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] (P) change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 (P) apply_to_pte_range mm/memory.c:2941 [inline] apply_to_pmd_range mm/memory.c:2985 [inline] apply_to_pud_range mm/memory.c:3021 [inline] apply_to_p4d_range mm/memory.c:3057 [inline] __apply_to_page_range+0xd58/0x13e4 mm/memory.c:3093 apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 __alloc_skb+0x144/0x2ec net/core/skbuff.c:658 alloc_skb include/linux/skbuff.h:1340 [inline] lapb_send_control+0x48/0x320 net/lapb/lapb_subr.c:227 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 check_kcov_mode kernel/kcov.c:183 [inline] (P) write_comp_data kernel/kcov.c:246 [inline] (P) __sanitizer_cov_trace_const_cmp8+0x4c/0x98 kernel/kcov.c:321 (P) s_next+0x74/0xa4 kernel/kallsyms.c:704 seq_read_iter+0x73c/0xc2c fs/seq_file.c:262 seq_read+0x238/0x33c fs/seq_file.c:162 pde_read fs/proc/inode.c:308 [inline] proc_reg_read+0x17c/0x2d4 fs/proc/inode.c:320 vfs_read+0x22c/0x898 fs/read_write.c:568 ksys_read+0x120/0x210 fs/read_write.c:713 __do_sys_read fs/read_write.c:722 [inline] __se_sys_read fs/read_write.c:720 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:720 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 55975 hardirqs last enabled at (55974): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (55974): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (55975): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (55420): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (55420): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (55959): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff800080017120 x29: ffff800080017240 x28: ffff0001ffa72fff x27: ffff0001fec50fe8 x26: ffff0001ffa73000 x25: dfff800000000000 x24: ffff0001ffa72000 x23: ffff0001fea8e390 x22: 0000000000000500 x21: ffff0000dd44db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 x17: 0000000000a000ae x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb982 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb983 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017320 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000500 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kmem_cache_free+0x250/0x550 mm/slub.c:4744 kfree_skbmem+0x14c/0x1dc net/core/skbuff.c:-1 __kfree_skb net/core/skbuff.c:1177 [inline] consume_skb+0xb8/0x130 net/core/skbuff.c:1408 ifb_xmit+0x174/0x53c drivers/net/ifb.c:346 __netdev_start_xmit include/linux/netdevice.h:5203 [inline] netdev_start_xmit include/linux/netdevice.h:5212 [inline] xmit_one net/core/dev.c:3776 [inline] dev_hard_start_xmit+0x2b0/0x8ac net/core/dev.c:3792 sch_direct_xmit+0x1fc/0x468 net/sched/sch_generic.c:343 __dev_xmit_skb net/core/dev.c:4018 [inline] __dev_queue_xmit+0x13b4/0x31f0 net/core/dev.c:4595 dev_queue_xmit include/linux/netdevice.h:3350 [inline] lapbeth_data_transmit+0x1fc/0x2a8 drivers/net/wan/lapbether.c:260 lapb_data_transmit+0x8c/0xb0 net/lapb/lapb_iface.c:447 lapb_transmit_buffer+0x160/0x208 net/lapb/lapb_out.c:149 lapb_send_control+0x21c/0x320 net/lapb/lapb_subr.c:251 lapb_t1timer_expiry+0x490/0x864 net/lapb/lapb_timer.c:-1 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 check_kcov_mode kernel/kcov.c:183 [inline] (P) write_comp_data kernel/kcov.c:246 [inline] (P) __sanitizer_cov_trace_const_cmp8+0x4c/0x98 kernel/kcov.c:321 (P) s_next+0x74/0xa4 kernel/kallsyms.c:704 seq_read_iter+0x73c/0xc2c fs/seq_file.c:262 seq_read+0x238/0x33c fs/seq_file.c:162 pde_read fs/proc/inode.c:308 [inline] proc_reg_read+0x17c/0x2d4 fs/proc/inode.c:320 vfs_read+0x22c/0x898 fs/read_write.c:568 ksys_read+0x120/0x210 fs/read_write.c:713 __do_sys_read fs/read_write.c:722 [inline] __se_sys_read fs/read_write.c:720 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:720 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 55997 hardirqs last enabled at (55996): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (55996): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (55997): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (55420): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (55420): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (55959): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff8000800178a0 x29: ffff8000800179c0 x28: ffff0001ffa76fff x27: ffff0001fec50fe8 x26: ffff0001ffa77000 x25: dfff800000000000 x24: ffff0001ffa76000 x23: ffff0001fea8e3b0 x22: 0000000000000100 x21: ffff0000dd44db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017aa0 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kmem_cache_free+0x250/0x550 mm/slub.c:4744 ptlock_free+0x54/0x6c mm/memory.c:7364 pagetable_dtor include/linux/mm.h:3109 [inline] pagetable_dtor_free include/linux/mm.h:3116 [inline] __tlb_remove_table+0x30/0x274 include/asm-generic/tlb.h:215 __tlb_remove_table_free mm/mmu_gather.c:227 [inline] tlb_remove_table_rcu+0x8c/0x19c mm/mmu_gather.c:290 rcu_do_batch kernel/rcu/tree.c:2568 [inline] rcu_core+0x848/0x17a4 kernel/rcu/tree.c:2824 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2841 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 vsnprintf+0x208/0xd60 lib/vsprintf.c:2800 (P) seq_vprintf fs/seq_file.c:391 [inline] seq_printf+0x148/0x22c fs/seq_file.c:406 s_show+0x194/0x294 kernel/kallsyms.c:743 seq_read_iter+0x85c/0xc2c fs/seq_file.c:272 seq_read+0x238/0x33c fs/seq_file.c:162 pde_read fs/proc/inode.c:308 [inline] proc_reg_read+0x17c/0x2d4 fs/proc/inode.c:320 vfs_read+0x22c/0x898 fs/read_write.c:568 ksys_read+0x120/0x210 fs/read_write.c:713 __do_sys_read fs/read_write.c:722 [inline] __se_sys_read fs/read_write.c:720 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:720 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 167995 hardirqs last enabled at (167994): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (167994): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (167995): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (167478): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff8000800178a0 x29: ffff8000800179c0 x28: ffff0001ffa78fff x27: ffff0001fec50fe8 x26: ffff0001ffa79000 x25: dfff800000000000 x24: ffff0001ffa78000 x23: ffff0001fea8e3c0 x22: 0000000000000100 x21: ffff0000dd44db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017aa0 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kmem_cache_free+0x250/0x550 mm/slub.c:4744 ptlock_free+0x54/0x6c mm/memory.c:7364 pagetable_dtor include/linux/mm.h:3109 [inline] pagetable_dtor_free include/linux/mm.h:3116 [inline] __tlb_remove_table+0x30/0x274 include/asm-generic/tlb.h:215 __tlb_remove_table_free mm/mmu_gather.c:227 [inline] tlb_remove_table_rcu+0x8c/0x19c mm/mmu_gather.c:290 rcu_do_batch kernel/rcu/tree.c:2568 [inline] rcu_core+0x848/0x17a4 kernel/rcu/tree.c:2824 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2841 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 vsnprintf+0x208/0xd60 lib/vsprintf.c:2800 (P) seq_vprintf fs/seq_file.c:391 [inline] seq_printf+0x148/0x22c fs/seq_file.c:406 s_show+0x194/0x294 kernel/kallsyms.c:743 seq_read_iter+0x85c/0xc2c fs/seq_file.c:272 seq_read+0x238/0x33c fs/seq_file.c:162 pde_read fs/proc/inode.c:308 [inline] proc_reg_read+0x17c/0x2d4 fs/proc/inode.c:320 vfs_read+0x22c/0x898 fs/read_write.c:568 ksys_read+0x120/0x210 fs/read_write.c:713 __do_sys_read fs/read_write.c:722 [inline] __se_sys_read fs/read_write.c:720 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:720 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 168013 hardirqs last enabled at (168012): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:85 [inline] hardirqs last enabled at (168012): [] exit_to_kernel_mode+0xc0/0xf0 arch/arm64/kernel/entry-common.c:95 hardirqs last disabled at (168013): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (167478): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff8000800178a0 x29: ffff8000800179c0 x28: ffff0001ffa7cfff x27: ffff0001fec50fe8 x26: ffff0001ffa7d000 x25: dfff800000000000 x24: ffff0001ffa7c000 x23: ffff0001fea8e3e0 x22: 0000000000000100 x21: ffff0000dd44db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017aa0 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kmem_cache_free+0x250/0x550 mm/slub.c:4744 ptlock_free+0x54/0x6c mm/memory.c:7364 pagetable_dtor include/linux/mm.h:3109 [inline] pagetable_dtor_free include/linux/mm.h:3116 [inline] __tlb_remove_table+0x30/0x274 include/asm-generic/tlb.h:215 __tlb_remove_table_free mm/mmu_gather.c:227 [inline] tlb_remove_table_rcu+0x8c/0x19c mm/mmu_gather.c:290 rcu_do_batch kernel/rcu/tree.c:2568 [inline] rcu_core+0x848/0x17a4 kernel/rcu/tree.c:2824 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2841 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 vsnprintf+0x208/0xd60 lib/vsprintf.c:2800 (P) seq_vprintf fs/seq_file.c:391 [inline] seq_printf+0x148/0x22c fs/seq_file.c:406 s_show+0x194/0x294 kernel/kallsyms.c:743 seq_read_iter+0x85c/0xc2c fs/seq_file.c:272 seq_read+0x238/0x33c fs/seq_file.c:162 pde_read fs/proc/inode.c:308 [inline] proc_reg_read+0x17c/0x2d4 fs/proc/inode.c:320 vfs_read+0x22c/0x898 fs/read_write.c:568 ksys_read+0x120/0x210 fs/read_write.c:713 __do_sys_read fs/read_write.c:722 [inline] __se_sys_read fs/read_write.c:720 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:720 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 168031 hardirqs last enabled at (168030): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (168030): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (168031): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (167478): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff8000800178a0 x29: ffff8000800179c0 x28: ffff0001ffa6efff x27: ffff0001fec50fe8 x26: ffff0001ffa6f000 x25: dfff800000000000 x24: ffff0001ffa6e000 x23: ffff0001fea8e370 x22: 0000000000000100 x21: ffff0000dd44db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017aa0 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kmem_cache_free+0x250/0x550 mm/slub.c:4744 ptlock_free+0x54/0x6c mm/memory.c:7364 pagetable_dtor include/linux/mm.h:3109 [inline] pagetable_dtor_free include/linux/mm.h:3116 [inline] __tlb_remove_table+0x30/0x274 include/asm-generic/tlb.h:215 __tlb_remove_table_free mm/mmu_gather.c:227 [inline] tlb_remove_table_rcu+0x8c/0x19c mm/mmu_gather.c:290 rcu_do_batch kernel/rcu/tree.c:2568 [inline] rcu_core+0x848/0x17a4 kernel/rcu/tree.c:2824 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2841 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 vsnprintf+0x208/0xd60 lib/vsprintf.c:2800 (P) seq_vprintf fs/seq_file.c:391 [inline] seq_printf+0x148/0x22c fs/seq_file.c:406 s_show+0x194/0x294 kernel/kallsyms.c:743 seq_read_iter+0x85c/0xc2c fs/seq_file.c:272 seq_read+0x238/0x33c fs/seq_file.c:162 pde_read fs/proc/inode.c:308 [inline] proc_reg_read+0x17c/0x2d4 fs/proc/inode.c:320 vfs_read+0x22c/0x898 fs/read_write.c:568 ksys_read+0x120/0x210 fs/read_write.c:713 __do_sys_read fs/read_write.c:722 [inline] __se_sys_read fs/read_write.c:720 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:720 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 168049 hardirqs last enabled at (168048): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (168048): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (168049): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (167478): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff800080017900 x29: ffff800080017a20 x28: ffff0001ffa80fff x27: ffff0001fec50fe8 x26: ffff0001ffa81000 x25: dfff800000000000 x24: ffff0001ffa80000 x23: ffff0001fea8e400 x22: 0000000000000100 x21: ffff0000dd44db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb9a0 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb9a1 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017b00 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kfree+0x268/0x474 mm/slub.c:4841 slab_free_after_rcu_debug+0x78/0x2f4 mm/slub.c:4679 rcu_do_batch kernel/rcu/tree.c:2568 [inline] rcu_core+0x848/0x17a4 kernel/rcu/tree.c:2824 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2841 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 vsnprintf+0x208/0xd60 lib/vsprintf.c:2800 (P) seq_vprintf fs/seq_file.c:391 [inline] seq_printf+0x148/0x22c fs/seq_file.c:406 s_show+0x194/0x294 kernel/kallsyms.c:743 seq_read_iter+0x85c/0xc2c fs/seq_file.c:272 seq_read+0x238/0x33c fs/seq_file.c:162 pde_read fs/proc/inode.c:308 [inline] proc_reg_read+0x17c/0x2d4 fs/proc/inode.c:320 vfs_read+0x22c/0x898 fs/read_write.c:568 ksys_read+0x120/0x210 fs/read_write.c:713 __do_sys_read fs/read_write.c:722 [inline] __se_sys_read fs/read_write.c:720 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:720 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 168071 hardirqs last enabled at (168070): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (168070): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (168071): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (167478): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6489 Comm: syz-execprog Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff800080017900 x29: ffff800080017a20 x28: ffff0001ffab6fff x27: ffff0001fec50fe8 x26: ffff0001ffab7000 x25: dfff800000000000 x24: ffff0001ffab6000 x23: ffff0001fea8e5b0 x22: 0000000000000100 x21: ffff0000dd449e80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb9a0 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb9a1 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd449e80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017b00 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kfree+0x268/0x474 mm/slub.c:4841 slab_free_after_rcu_debug+0x78/0x2f4 mm/slub.c:4679 rcu_do_batch kernel/rcu/tree.c:2568 [inline] rcu_core+0x848/0x17a4 kernel/rcu/tree.c:2824 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2841 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 local_daif_restore+0x20/0x3c arch/arm64/include/asm/daifflags.h:117 (P) el0_svc+0x50/0x17c arch/arm64/kernel/entry-common.c:766 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 15971 hardirqs last enabled at (15970): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (15970): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (15971): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (15406): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (15791): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6489 Comm: syz-execprog Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff800080017280 x29: ffff8000800173a0 x28: ffff0001ffabafff x27: ffff0001fec50fe8 x26: ffff0001ffabb000 x25: dfff800000000000 x24: ffff0001ffaba000 x23: ffff0001fea8e5d0 x22: 0000000000000100 x21: ffff0000dd449e80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 00000000ffffffff x17: ffff800092f37000 x16: ffff80008adb82bc x15: ffff700010002e98 x14: 1ffff00010002e98 x13: 0000000000000004 x12: ffffffffffffffff x11: 0000000053d970b6 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd449e80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017480 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 kmalloc_reserve+0xc4/0x268 net/core/skbuff.c:577 __alloc_skb+0x170/0x2ec net/core/skbuff.c:668 alloc_skb include/linux/skbuff.h:1340 [inline] tcp_xmit_probe_skb+0x74/0x3b8 net/ipv4/tcp_output.c:4306 tcp_write_wakeup+0x174/0x638 net/ipv4/tcp_output.c:4372 tcp_send_probe0+0x58/0x424 net/ipv4/tcp_output.c:4387 tcp_probe_timer net/ipv4/tcp_timer.c:434 [inline] tcp_write_timer_handler+0x520/0x7cc net/ipv4/tcp_timer.c:721 tcp_write_timer+0x198/0x30c net/ipv4/tcp_timer.c:738 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 el0_interrupt+0x70/0x1cc arch/arm64/kernel/entry-common.c:854 __el0_irq_handler_common+0x18/0x24 arch/arm64/kernel/entry-common.c:861 el0t_64_irq_handler+0x10/0x1c arch/arm64/kernel/entry-common.c:866 el0t_64_irq+0x198/0x19c arch/arm64/kernel/entry.S:601 irq event stamp: 94795 hardirqs last enabled at (94794): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (94794): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (94795): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (92738): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (94775): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:67 queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 Modules linked in: CPU: 1 UID: 0 PID: 6489 Comm: syz-execprog Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] pc : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] pc : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] pc : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 lr : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] lr : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] lr : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] lr : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 sp : ffff800080017240 x29: ffff800080017240 x28: ffff0001ffabafff x27: ffff0001fec50fe8 x26: ffff0001ffabb000 x25: ffff0001ffaba000 x24: ffff0001ffaba000 x23: 006800023faba707 x22: 0040000000000001 x21: dfff800000000000 x20: 0000000000000100 x19: ffff0000dd449e80 x18: 00000000ffffffff x17: ffff800092f37000 x16: ffff80008adb82bc x15: 0000000000000001 x14: 1fffe0001ba893d0 x13: 0000000000000000 x12: 0000000000000000 x11: ffff60001ba893d1 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd449e80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080017480 x3 : ffff800080ac62d0 x2 : ffff800080017480 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] (P) __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] (P) __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] (P) change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 (P) apply_to_pte_range mm/memory.c:2941 [inline] apply_to_pmd_range mm/memory.c:2985 [inline] apply_to_pud_range mm/memory.c:3021 [inline] apply_to_p4d_range mm/memory.c:3057 [inline] __apply_to_page_range+0xd58/0x13e4 mm/memory.c:3093 apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 kmalloc_reserve+0xc4/0x268 net/core/skbuff.c:577 __alloc_skb+0x170/0x2ec net/core/skbuff.c:668 alloc_skb include/linux/skbuff.h:1340 [inline] tcp_xmit_probe_skb+0x74/0x3b8 net/ipv4/tcp_output.c:4306 tcp_write_wakeup+0x174/0x638 net/ipv4/tcp_output.c:4372 tcp_send_probe0+0x58/0x424 net/ipv4/tcp_output.c:4387 tcp_probe_timer net/ipv4/tcp_timer.c:434 [inline] tcp_write_timer_handler+0x520/0x7cc net/ipv4/tcp_timer.c:721 tcp_write_timer+0x198/0x30c net/ipv4/tcp_timer.c:738 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x51c/0x76c kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 el0_interrupt+0x70/0x1cc arch/arm64/kernel/entry-common.c:854 __el0_irq_handler_common+0x18/0x24 arch/arm64/kernel/entry-common.c:861 el0t_64_irq_handler+0x10/0x1c arch/arm64/kernel/entry-common.c:866 el0t_64_irq+0x198/0x19c arch/arm64/kernel/entry.S:601 irq event stamp: 94795 hardirqs last enabled at (94794): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (94794): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (94795): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (92738): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (94775): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 23 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 23 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 23 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 23 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 23 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 23 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff800097716a40 x29: ffff800097716b60 x28: ffff0001ffabafff x27: ffff0001fec50fe8 x26: ffff0001ffabb000 x25: dfff800000000000 x24: ffff0001ffaba000 x23: ffff0001fea8e5d0 x22: 0000000000000100 x21: ffff0000c1b95b80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 00000000ffffffff x17: ffff800092f37000 x16: ffff80008051bab8 x15: 0000000000000001 x14: 1ffff00012dfb957 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012dfb958 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c1b95b80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800097716c40 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_protect mm/kfence/core.c:247 [inline] kfence_guarded_free+0x278/0x5a8 mm/kfence/core.c:565 __kfence_free+0x104/0x198 mm/kfence/core.c:1187 kfence_free include/linux/kfence.h:187 [inline] slab_free_hook mm/slub.c:2318 [inline] slab_free mm/slub.c:4642 [inline] kmem_cache_free+0x250/0x550 mm/slub.c:4744 skb_kfree_head net/core/skbuff.c:1056 [inline] skb_free_head+0xbc/0x198 net/core/skbuff.c:1070 skb_release_data+0x66c/0x820 net/core/skbuff.c:1097 skb_release_all net/core/skbuff.c:1162 [inline] __kfree_skb net/core/skbuff.c:1176 [inline] sk_skb_reason_drop+0x148/0x1b0 net/core/skbuff.c:1214 tcp_drop_reason+0xb8/0x120 net/ipv4/tcp_input.c:4958 tcp_validate_incoming+0xf54/0x1bec net/ipv4/tcp_input.c:6102 tcp_rcv_established+0x7b8/0x1cc0 net/ipv4/tcp_input.c:6297 tcp_v4_do_rcv+0x3c0/0xbc4 net/ipv4/tcp_ipv4.c:1925 tcp_v4_rcv+0x202c/0x28b8 net/ipv4/tcp_ipv4.c:2363 ip_protocol_deliver_rcu+0x1f8/0x484 net/ipv4/ip_input.c:205 ip_local_deliver_finish+0x27c/0x4e8 net/ipv4/ip_input.c:233 NF_HOOK+0x2c4/0x358 include/linux/netfilter.h:314 ip_local_deliver+0x120/0x194 net/ipv4/ip_input.c:254 dst_input include/net/dst.h:469 [inline] ip_rcv_finish+0x21c/0x248 net/ipv4/ip_input.c:447 NF_HOOK+0x2c4/0x358 include/linux/netfilter.h:314 ip_rcv+0x7c/0x9c net/ipv4/ip_input.c:567 __netif_receive_skb_one_core net/core/dev.c:5887 [inline] __netif_receive_skb+0xcc/0x2a8 net/core/dev.c:6000 process_backlog+0x60c/0x10e4 net/core/dev.c:6352 __napi_poll+0xb4/0x3fc net/core/dev.c:7324 napi_poll net/core/dev.c:7388 [inline] net_rx_action+0x5d4/0xcc8 net/core/dev.c:7510 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 run_ksoftirqd+0x70/0xc0 kernel/softirq.c:968 smpboot_thread_fn+0x4d8/0x9cc kernel/smpboot.c:164 kthread+0x5fc/0x75c kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:847 irq event stamp: 762823 hardirqs last enabled at (762822): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (762822): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (762823): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (762796): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (762796): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (762801): [] run_ksoftirqd+0x70/0xc0 kernel/softirq.c:968 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pte_range mm/memory.c:2936 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pmd_range mm/memory.c:2985 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_pud_range mm/memory.c:3021 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 apply_to_p4d_range mm/memory.c:3057 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] pc : apply_to_pte_range mm/memory.c:2936 [inline] pc : apply_to_pmd_range mm/memory.c:2985 [inline] pc : apply_to_pud_range mm/memory.c:3021 [inline] pc : apply_to_p4d_range mm/memory.c:3057 [inline] pc : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 lr : arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] lr : apply_to_pte_range mm/memory.c:2936 [inline] lr : apply_to_pmd_range mm/memory.c:2985 [inline] lr : apply_to_pud_range mm/memory.c:3021 [inline] lr : apply_to_p4d_range mm/memory.c:3057 [inline] lr : __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 sp : ffff800080016b60 x29: ffff800080016c80 x28: ffff0001ffac2fff x27: ffff0001fec50fe8 x26: ffff0001ffac3000 x25: dfff800000000000 x24: ffff0001ffac2000 x23: ffff0001fea8e610 x22: 0000000000000100 x21: ffff0000dd44db80 x20: 100000023ea8e403 x19: 0000000000000001 x18: 00000000ffffffff x17: ffff800092f37000 x16: ffff80008adb82bc x15: ffff700010002db4 x14: 1ffff00010002db4 x13: 0000000000000004 x12: ffffffffffffffff x11: 000000007573ca51 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080016d60 x3 : ffff8000802595f4 x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: arch_enter_lazy_mmu_mode arch/arm64/include/asm/pgtable.h:82 [inline] (P) apply_to_pte_range mm/memory.c:2936 [inline] (P) apply_to_pmd_range mm/memory.c:2985 [inline] (P) apply_to_pud_range mm/memory.c:3021 [inline] (P) apply_to_p4d_range mm/memory.c:3057 [inline] (P) __apply_to_page_range+0xdb4/0x13e4 mm/memory.c:3093 (P) apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 __alloc_skb+0x144/0x2ec net/core/skbuff.c:658 alloc_skb include/linux/skbuff.h:1340 [inline] __tcp_send_ack+0xa4/0x55c net/ipv4/tcp_output.c:4254 tcp_send_ack+0x50/0x6c net/ipv4/tcp_output.c:4286 __tcp_ack_snd_check+0x3ac/0x8d8 net/ipv4/tcp_input.c:5805 tcp_ack_snd_check net/ipv4/tcp_input.c:5851 [inline] tcp_rcv_established+0xde8/0x1cc0 net/ipv4/tcp_input.c:6315 tcp_v4_do_rcv+0x3c0/0xbc4 net/ipv4/tcp_ipv4.c:1925 tcp_v4_rcv+0x202c/0x28b8 net/ipv4/tcp_ipv4.c:2363 ip_protocol_deliver_rcu+0x1f8/0x484 net/ipv4/ip_input.c:205 ip_local_deliver_finish+0x27c/0x4e8 net/ipv4/ip_input.c:233 NF_HOOK+0x2c4/0x358 include/linux/netfilter.h:314 ip_local_deliver+0x120/0x194 net/ipv4/ip_input.c:254 dst_input include/net/dst.h:469 [inline] ip_rcv_finish+0x21c/0x248 net/ipv4/ip_input.c:447 NF_HOOK+0x2c4/0x358 include/linux/netfilter.h:314 ip_rcv+0x7c/0x9c net/ipv4/ip_input.c:567 __netif_receive_skb_one_core net/core/dev.c:5887 [inline] __netif_receive_skb+0xcc/0x2a8 net/core/dev.c:6000 process_backlog+0x60c/0x10e4 net/core/dev.c:6352 __napi_poll+0xb4/0x3fc net/core/dev.c:7324 napi_poll net/core/dev.c:7388 [inline] net_rx_action+0x5d4/0xcc8 net/core/dev.c:7510 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 do_softirq+0x90/0xf8 kernel/softirq.c:480 __local_bh_enable_ip+0x240/0x35c kernel/softirq.c:407 local_bh_enable+0x28/0x34 include/linux/bottom_half.h:33 rcu_read_unlock_bh include/linux/rcupdate.h:910 [inline] __dev_queue_xmit+0x1750/0x31f0 net/core/dev.c:4656 dev_queue_xmit include/linux/netdevice.h:3350 [inline] neigh_hh_output include/net/neighbour.h:523 [inline] neigh_output include/net/neighbour.h:537 [inline] ip_finish_output2+0xd80/0x1240 net/ipv4/ip_output.c:235 __ip_finish_output+0x1b0/0x44c net/ipv4/ip_output.c:-1 ip_finish_output+0x44/0x304 net/ipv4/ip_output.c:323 NF_HOOK_COND include/linux/netfilter.h:303 [inline] ip_output+0x194/0x20c net/ipv4/ip_output.c:433 dst_output include/net/dst.h:459 [inline] ip_local_out net/ipv4/ip_output.c:129 [inline] __ip_queue_xmit+0xdcc/0x173c net/ipv4/ip_output.c:527 ip_queue_xmit+0x5c/0x7c net/ipv4/ip_output.c:541 __tcp_transmit_skb+0x17f8/0x2e68 net/ipv4/tcp_output.c:1479 tcp_transmit_skb net/ipv4/tcp_output.c:1497 [inline] tcp_write_xmit+0x14d8/0x51a8 net/ipv4/tcp_output.c:2839 __tcp_push_pending_frames+0x98/0x260 net/ipv4/tcp_output.c:3022 tcp_push_pending_frames include/net/tcp.h:2179 [inline] tcp_data_snd_check net/ipv4/tcp_input.c:5771 [inline] tcp_rcv_established+0xd9c/0x1cc0 net/ipv4/tcp_input.c:6314 tcp_v4_do_rcv+0x3c0/0xbc4 net/ipv4/tcp_ipv4.c:1925 sk_backlog_rcv include/net/sock.h:1132 [inline] __release_sock+0x19c/0x39c net/core/sock.c:3163 __sk_flush_backlog+0x34/0xa0 net/core/sock.c:3183 sk_flush_backlog include/net/sock.h:1195 [inline] tcp_sendmsg_locked+0x33d8/0x4160 net/ipv4/tcp.c:1172 tcp_sendmsg+0x40/0x64 net/ipv4/tcp.c:1366 inet_sendmsg+0x154/0x284 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] sock_write_iter+0x25c/0x378 net/socket.c:1131 new_sync_write fs/read_write.c:591 [inline] vfs_write+0x62c/0x97c fs/read_write.c:684 ksys_write+0x120/0x210 fs/read_write.c:736 __do_sys_write fs/read_write.c:747 [inline] __se_sys_write fs/read_write.c:744 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:744 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 609603 hardirqs last enabled at (609602): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (609602): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (609603): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (608938): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (608939): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 Modules linked in: CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] pc : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] pc : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] pc : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 lr : queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] lr : __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] lr : __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] lr : change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 sp : ffff800080016b20 x29: ffff800080016b20 x28: ffff0001ffac2fff x27: ffff0001fec50fe8 x26: ffff0001ffac3000 x25: ffff0001ffac2000 x24: ffff0001ffac2000 x23: 006800023fac2707 x22: 0040000000000001 x21: dfff800000000000 x20: 0000000000000100 x19: ffff0000dd44db80 x18: 00000000ffffffff x17: ffff800092f37000 x16: ffff80008adb82bc x15: 0000000000000001 x14: 1fffe0001ba89b70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff60001ba89b71 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff800080016d60 x3 : ffff800080ac62d0 x2 : ffff800080016d60 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: queue_pte_barriers arch/arm64/include/asm/pgtable.h:67 [inline] (P) __set_pte_complete arch/arm64/include/asm/pgtable.h:387 [inline] (P) __set_pte arch/arm64/include/asm/pgtable.h:393 [inline] (P) change_page_range+0x188/0x1cc arch/arm64/mm/pageattr.c:48 (P) apply_to_pte_range mm/memory.c:2941 [inline] apply_to_pmd_range mm/memory.c:2985 [inline] apply_to_pud_range mm/memory.c:3021 [inline] apply_to_p4d_range mm/memory.c:3057 [inline] __apply_to_page_range+0xd58/0x13e4 mm/memory.c:3093 apply_to_page_range+0x4c/0x64 mm/memory.c:3112 __change_memory_common+0xac/0x3f8 arch/arm64/mm/pageattr.c:64 set_memory_valid+0x68/0x7c arch/arm64/mm/pageattr.c:-1 kfence_protect_page arch/arm64/include/asm/kfence.h:17 [inline] kfence_unprotect mm/kfence/core.c:252 [inline] kfence_guarded_alloc+0x2e8/0xb08 mm/kfence/core.c:459 __kfence_alloc+0x394/0x45c mm/kfence/core.c:1138 kfence_alloc include/linux/kfence.h:129 [inline] slab_alloc_node mm/slub.c:4180 [inline] kmem_cache_alloc_node_noprof+0x34c/0x3f4 mm/slub.c:4248 __alloc_skb+0x144/0x2ec net/core/skbuff.c:658 alloc_skb include/linux/skbuff.h:1340 [inline] __tcp_send_ack+0xa4/0x55c net/ipv4/tcp_output.c:4254 tcp_send_ack+0x50/0x6c net/ipv4/tcp_output.c:4286 __tcp_ack_snd_check+0x3ac/0x8d8 net/ipv4/tcp_input.c:5805 tcp_ack_snd_check net/ipv4/tcp_input.c:5851 [inline] tcp_rcv_established+0xde8/0x1cc0 net/ipv4/tcp_input.c:6315 tcp_v4_do_rcv+0x3c0/0xbc4 net/ipv4/tcp_ipv4.c:1925 tcp_v4_rcv+0x202c/0x28b8 net/ipv4/tcp_ipv4.c:2363 ip_protocol_deliver_rcu+0x1f8/0x484 net/ipv4/ip_input.c:205 ip_local_deliver_finish+0x27c/0x4e8 net/ipv4/ip_input.c:233 NF_HOOK+0x2c4/0x358 include/linux/netfilter.h:314 ip_local_deliver+0x120/0x194 net/ipv4/ip_input.c:254 dst_input include/net/dst.h:469 [inline] ip_rcv_finish+0x21c/0x248 net/ipv4/ip_input.c:447 NF_HOOK+0x2c4/0x358 include/linux/netfilter.h:314 ip_rcv+0x7c/0x9c net/ipv4/ip_input.c:567 __netif_receive_skb_one_core net/core/dev.c:5887 [inline] __netif_receive_skb+0xcc/0x2a8 net/core/dev.c:6000 process_backlog+0x60c/0x10e4 net/core/dev.c:6352 __napi_poll+0xb4/0x3fc net/core/dev.c:7324 napi_poll net/core/dev.c:7388 [inline] net_rx_action+0x5d4/0xcc8 net/core/dev.c:7510 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 do_softirq+0x90/0xf8 kernel/softirq.c:480 __local_bh_enable_ip+0x240/0x35c kernel/softirq.c:407 local_bh_enable+0x28/0x34 include/linux/bottom_half.h:33 rcu_read_unlock_bh include/linux/rcupdate.h:910 [inline] __dev_queue_xmit+0x1750/0x31f0 net/core/dev.c:4656 dev_queue_xmit include/linux/netdevice.h:3350 [inline] neigh_hh_output include/net/neighbour.h:523 [inline] neigh_output include/net/neighbour.h:537 [inline] ip_finish_output2+0xd80/0x1240 net/ipv4/ip_output.c:235 __ip_finish_output+0x1b0/0x44c net/ipv4/ip_output.c:-1 ip_finish_output+0x44/0x304 net/ipv4/ip_output.c:323 NF_HOOK_COND include/linux/netfilter.h:303 [inline] ip_output+0x194/0x20c net/ipv4/ip_output.c:433 dst_output include/net/dst.h:459 [inline] ip_local_out net/ipv4/ip_output.c:129 [inline] __ip_queue_xmit+0xdcc/0x173c net/ipv4/ip_output.c:527 ip_queue_xmit+0x5c/0x7c net/ipv4/ip_output.c:541 __tcp_transmit_skb+0x17f8/0x2e68 net/ipv4/tcp_output.c:1479 tcp_transmit_skb net/ipv4/tcp_output.c:1497 [inline] tcp_write_xmit+0x14d8/0x51a8 net/ipv4/tcp_output.c:2839 __tcp_push_pending_frames+0x98/0x260 net/ipv4/tcp_output.c:3022 tcp_push_pending_frames include/net/tcp.h:2179 [inline] tcp_data_snd_check net/ipv4/tcp_input.c:5771 [inline] tcp_rcv_established+0xd9c/0x1cc0 net/ipv4/tcp_input.c:6314 tcp_v4_do_rcv+0x3c0/0xbc4 net/ipv4/tcp_ipv4.c:1925 sk_backlog_rcv include/net/sock.h:1132 [inline] __release_sock+0x19c/0x39c net/core/sock.c:3163 __sk_flush_backlog+0x34/0xa0 net/core/sock.c:3183 sk_flush_backlog include/net/sock.h:1195 [inline] tcp_sendmsg_locked+0x33d8/0x4160 net/ipv4/tcp.c:1172 tcp_sendmsg+0x40/0x64 net/ipv4/tcp.c:1366 inet_sendmsg+0x154/0x284 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] sock_write_iter+0x25c/0x378 net/socket.c:1131 new_sync_write fs/read_write.c:591 [inline] vfs_write+0x62c/0x97c fs/read_write.c:684 ksys_write+0x120/0x210 fs/read_write.c:736 __do_sys_write fs/read_write.c:747 [inline] __se_sys_write fs/read_write.c:744 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:744 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 609603 hardirqs last enabled at (609602): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (609602): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (609603): [] kfence_guarded_alloc+0x190/0xb08 mm/kfence/core.c:438 softirqs last enabled at (608938): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (608939): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- [ 40.019859][ C1] ------------[ cut here ]------------ [ 40.020091][ C1] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 40.024617][ C1] Modules linked in: [ 40.025810][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 40.029234][ C1] Tainted: [W]=WARN [ 40.030238][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.032975][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.035045][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 40.036568][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 40.038103][ C1] sp : ffff8000800171e0 [ 40.039243][ C1] x29: ffff800080017300 x28: ffff0001ffa34fff x27: ffff0001fec50fe8 [ 40.041488][ C1] x26: ffff0001ffa35000 x25: dfff800000000000 x24: ffff0001ffa34000 [ 40.043682][ C1] x23: ffff0001fea8e1a0 x22: 0000000000000300 x21: ffff0000c1a0db80 [ 40.045832][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386f276 [ 40.047996][ C1] x17: ffff80010d10c000 x16: ffff80008adb82bc x15: ffff700010002e84 [ 40.050110][ C1] x14: 1ffff00010002e84 x13: 0000000000000004 x12: ffffffffffffffff [ 40.052182][ C1] x11: 00000000c8341a6a x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.054380][ C1] x8 : ffff0000c1a0db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 40.056562][ C1] x5 : 0000000000000001 x4 : ffff8000800173e0 x3 : ffff8000802595f4 [ 40.058645][ C1] x2 : 0000000000001000 x1 : 0000000000000300 x0 : 0000000000000000 [ 40.060786][ C1] Call trace: [ 40.061672][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 40.063214][ C1] apply_to_page_range+0x4c/0x64 [ 40.064561][ C1] __change_memory_common+0xac/0x3f8 [ 40.065989][ C1] set_memory_valid+0x68/0x7c [ 40.067269][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 40.068707][ C1] __kfence_alloc+0x394/0x45c [ 40.070005][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 40.071548][ C1] __alloc_skb+0x144/0x2ec [ 40.072738][ C1] lapb_send_control+0x48/0x320 [ 40.074068][ C1] lapb_t1timer_expiry+0x490/0x864 [ 40.075487][ C1] call_timer_fn+0x1b4/0x818 [ 40.076690][ C1] __run_timer_base+0x51c/0x76c [ 40.078002][ C1] timer_expire_remote+0x78/0xa0 [ 40.079381][ C1] tmigr_handle_remote+0x8d4/0x1340 [ 40.080762][ C1] run_timer_softirq+0x190/0x194 [ 40.082101][ C1] handle_softirqs+0x328/0xc88 [ 40.083436][ C1] __do_softirq+0x14/0x20 [ 40.084609][ C1] ____do_softirq+0x14/0x20 [ 40.085778][ C1] call_on_irq_stack+0x24/0x30 [ 40.087062][ C1] do_softirq_own_stack+0x20/0x2c [ 40.088413][ C1] __irq_exit_rcu+0x1b0/0x478 [ 40.089693][ C1] irq_exit_rcu+0x14/0x84 [ 40.090842][ C1] el1_interrupt+0x38/0x54 [ 40.092067][ C1] el1h_64_irq_handler+0x18/0x24 [ 40.093408][ C1] el1h_64_irq+0x6c/0x70 [ 40.094550][ C1] arch_local_irq_enable+0x8/0xc (P) [ 40.095996][ C1] do_idle+0x1d8/0x454 [ 40.097169][ C1] cpu_startup_entry+0x5c/0x74 [ 40.098502][ C1] secondary_start_kernel+0x1b8/0x1e0 [ 40.099935][ C1] __secondary_switched+0xc0/0xc4 [ 40.101287][ C1] irq event stamp: 128417 [ 40.102483][ C1] hardirqs last enabled at (128416): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 40.105305][ C1] hardirqs last disabled at (128417): [] kfence_guarded_alloc+0x190/0xb08 [ 40.108053][ C1] softirqs last enabled at (128394): [] handle_softirqs+0xaf8/0xc88 [ 40.110675][ C1] softirqs last disabled at (128401): [] __do_softirq+0x14/0x20 [ 40.113173][ C1] ---[ end trace 0000000000000000 ]--- [ 40.114688][ C1] ------------[ cut here ]------------ [ 40.114709][ C1] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 40.119268][ C1] Modules linked in: [ 40.120291][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 40.123665][ C1] Tainted: [W]=WARN [ 40.124700][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.127336][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.129423][ C1] pc : change_page_range+0x188/0x1cc [ 40.130884][ C1] lr : change_page_range+0x188/0x1cc [ 40.132314][ C1] sp : ffff8000800171a0 [ 40.133415][ C1] x29: ffff8000800171a0 x28: ffff0001ffa34fff x27: ffff0001fec50fe8 [ 40.135568][ C1] x26: ffff0001ffa35000 x25: ffff0001ffa34000 x24: ffff0001ffa34000 [ 40.137678][ C1] x23: 006800023fa34707 x22: 0040000000000001 x21: dfff800000000000 [ 40.139784][ C1] x20: 0000000000000300 x19: ffff0000c1a0db80 x18: 1fffe0003386f276 [ 40.142041][ C1] x17: ffff80010d10c000 x16: ffff80008adb82bc x15: 0000000000000001 [ 40.144203][ C1] x14: 1fffe00018341b70 x13: 0000000000000000 x12: 0000000000000000 [ 40.146318][ C1] x11: ffff600018341b71 x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.148472][ C1] x8 : ffff0000c1a0db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 40.150679][ C1] x5 : 0000000000000001 x4 : ffff8000800173e0 x3 : ffff800080ac62d0 [ 40.152809][ C1] x2 : ffff8000800173e0 x1 : 0000000000000300 x0 : 0000000000000000 [ 40.154980][ C1] Call trace: [ 40.155843][ C1] change_page_range+0x188/0x1cc (P) [ 40.157215][ C1] __apply_to_page_range+0xd58/0x13e4 [ 40.158726][ C1] apply_to_page_range+0x4c/0x64 [ 40.160126][ C1] __change_memory_common+0xac/0x3f8 [ 40.161559][ C1] set_memory_valid+0x68/0x7c [ 40.162813][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 40.164190][ C1] __kfence_alloc+0x394/0x45c [ 40.165388][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 40.167011][ C1] __alloc_skb+0x144/0x2ec [ 40.168233][ C1] lapb_send_control+0x48/0x320 [ 40.169527][ C1] lapb_t1timer_expiry+0x490/0x864 [ 40.170833][ C1] call_timer_fn+0x1b4/0x818 [ 40.172014][ C1] __run_timer_base+0x51c/0x76c [ 40.173341][ C1] timer_expire_remote+0x78/0xa0 [ 40.174601][ C1] tmigr_handle_remote+0x8d4/0x1340 [ 40.175937][ C1] run_timer_softirq+0x190/0x194 [ 40.177206][ C1] handle_softirqs+0x328/0xc88 [ 40.178433][ C1] __do_softirq+0x14/0x20 [ 40.179582][ C1] ____do_softirq+0x14/0x20 [ 40.180855][ C1] call_on_irq_stack+0x24/0x30 [ 40.182090][ C1] do_softirq_own_stack+0x20/0x2c [ 40.183435][ C1] __irq_exit_rcu+0x1b0/0x478 [ 40.184691][ C1] irq_exit_rcu+0x14/0x84 [ 40.185864][ C1] el1_interrupt+0x38/0x54 [ 40.187064][ C1] el1h_64_irq_handler+0x18/0x24 [ 40.188302][ C1] el1h_64_irq+0x6c/0x70 [ 40.189406][ C1] arch_local_irq_enable+0x8/0xc (P) [ 40.190853][ C1] do_idle+0x1d8/0x454 [ 40.191853][ C1] cpu_startup_entry+0x5c/0x74 [ 40.193179][ C1] secondary_start_kernel+0x1b8/0x1e0 [ 40.194614][ C1] __secondary_switched+0xc0/0xc4 [ 40.195963][ C1] irq event stamp: 128417 [ 40.197155][ C1] hardirqs last enabled at (128416): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 40.199978][ C1] hardirqs last disabled at (128417): [] kfence_guarded_alloc+0x190/0xb08 [ 40.202554][ C1] softirqs last enabled at (128394): [] handle_softirqs+0xaf8/0xc88 [ 40.205140][ C1] softirqs last disabled at (128401): [] __do_softirq+0x14/0x20 [ 40.207507][ C1] ---[ end trace 0000000000000000 ]--- [ 40.209227][ C1] ------------[ cut here ]------------ [ 40.209257][ C1] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 40.213613][ C1] Modules linked in: [ 40.214686][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 40.218062][ C1] Tainted: [W]=WARN [ 40.219104][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.221720][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.223803][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 40.225266][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 40.226814][ C1] sp : ffff800080016f20 [ 40.227876][ C1] x29: ffff800080017040 x28: ffff0001ffa34fff x27: ffff0001fec50fe8 [ 40.230044][ C1] x26: ffff0001ffa35000 x25: dfff800000000000 x24: ffff0001ffa34000 [ 40.232233][ C1] x23: ffff0001fea8e1a0 x22: 0000000000000500 x21: ffff0000c1a0db80 [ 40.234408][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386f276 [ 40.236477][ C1] x17: 0000000000a000ae x16: ffff80008051bab8 x15: 0000000000000001 [ 40.238658][ C1] x14: 1ffff00012dfb981 x13: 0000000000000000 x12: 0000000000000000 [ 40.240817][ C1] x11: ffff700012dfb982 x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.242898][ C1] x8 : ffff0000c1a0db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 40.245055][ C1] x5 : 0000000000000001 x4 : ffff800080017120 x3 : ffff8000802595f4 [ 40.247103][ C1] x2 : 0000000000001000 x1 : 0000000000000500 x0 : 0000000000000000 [ 40.249273][ C1] Call trace: [ 40.250157][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 40.251667][ C1] apply_to_page_range+0x4c/0x64 [ 40.252961][ C1] __change_memory_common+0xac/0x3f8 [ 40.254361][ C1] set_memory_valid+0x68/0x7c [ 40.255601][ C1] kfence_guarded_free+0x278/0x5a8 [ 40.256926][ C1] __kfence_free+0x104/0x198 [ 40.258126][ C1] kmem_cache_free+0x250/0x550 [ 40.259329][ C1] kfree_skbmem+0x14c/0x1dc [ 40.260434][ C1] consume_skb+0xb8/0x130 [ 40.261613][ C1] ifb_xmit+0x174/0x53c [ 40.262694][ C1] dev_hard_start_xmit+0x2b0/0x8ac [ 40.264031][ C1] sch_direct_xmit+0x1fc/0x468 [ 40.265424][ C1] __dev_queue_xmit+0x13b4/0x31f0 [ 40.266796][ C1] lapbeth_data_transmit+0x1fc/0x2a8 [ 40.268207][ C1] lapb_data_transmit+0x8c/0xb0 [ 40.269453][ C1] lapb_transmit_buffer+0x160/0x208 [ 40.270816][ C1] lapb_send_control+0x21c/0x320 [ 40.272109][ C1] lapb_t1timer_expiry+0x490/0x864 [ 40.273488][ C1] call_timer_fn+0x1b4/0x818 [ 40.274716][ C1] __run_timer_base+0x51c/0x76c [ 40.276031][ C1] timer_expire_remote+0x78/0xa0 [ 40.277295][ C1] tmigr_handle_remote+0x8d4/0x1340 [ 40.278664][ C1] run_timer_softirq+0x190/0x194 [ 40.280017][ C1] handle_softirqs+0x328/0xc88 [ 40.281277][ C1] __do_softirq+0x14/0x20 [ 40.282452][ C1] ____do_softirq+0x14/0x20 [ 40.283629][ C1] call_on_irq_stack+0x24/0x30 [ 40.284868][ C1] do_softirq_own_stack+0x20/0x2c [ 40.286157][ C1] __irq_exit_rcu+0x1b0/0x478 [ 40.287372][ C1] irq_exit_rcu+0x14/0x84 [ 40.288642][ C1] el1_interrupt+0x38/0x54 [ 40.289851][ C1] el1h_64_irq_handler+0x18/0x24 [ 40.291156][ C1] el1h_64_irq+0x6c/0x70 [ 40.292286][ C1] arch_local_irq_enable+0x8/0xc (P) [ 40.293688][ C1] do_idle+0x1d8/0x454 [ 40.294737][ C1] cpu_startup_entry+0x5c/0x74 [ 40.296015][ C1] secondary_start_kernel+0x1b8/0x1e0 [ 40.297450][ C1] __secondary_switched+0xc0/0xc4 [ 40.298827][ C1] irq event stamp: 128435 [ 40.299980][ C1] hardirqs last enabled at (128434): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 40.302813][ C1] hardirqs last disabled at (128435): [] el1_dbg+0x24/0x80 [ 40.305133][ C1] softirqs last enabled at (128394): [] handle_softirqs+0xaf8/0xc88 [ 40.307822][ C1] softirqs last disabled at (128401): [] __do_softirq+0x14/0x20 [ 40.310246][ C1] ---[ end trace 0000000000000000 ]--- [ 40.659802][ C1] ------------[ cut here ]------------ [ 40.659836][ C1] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 40.664189][ C1] Modules linked in: [ 40.665209][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 40.668433][ C1] Tainted: [W]=WARN [ 40.669489][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.672457][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.674549][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 40.676055][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 40.677597][ C1] sp : ffff8000800173e0 [ 40.678768][ C1] x29: ffff800080017500 x28: ffff0001ffa3efff x27: ffff0001fec50fe8 [ 40.680899][ C1] x26: ffff0001ffa3f000 x25: dfff800000000000 x24: ffff0001ffa3e000 [ 40.683100][ C1] x23: ffff0001fea8e1f0 x22: 0000000000000300 x21: ffff0000c1a0db80 [ 40.685229][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386f276 [ 40.687447][ C1] x17: ffff80010d10c000 x16: ffff80008adb82bc x15: ffff700010002ec4 [ 40.689563][ C1] x14: 1ffff00010002ec4 x13: 0000000000000004 x12: ffffffffffffffff [ 40.691813][ C1] x11: 00000000c8341a6a x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.694036][ C1] x8 : ffff0000c1a0db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 40.696187][ C1] x5 : 0000000000000001 x4 : ffff8000800175e0 x3 : ffff8000802595f4 [ 40.698419][ C1] x2 : 0000000000001000 x1 : 0000000000000300 x0 : 0000000000000000 [ 40.700574][ C1] Call trace: [ 40.701424][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 40.702968][ C1] apply_to_page_range+0x4c/0x64 [ 40.704394][ C1] __change_memory_common+0xac/0x3f8 [ 40.705825][ C1] set_memory_valid+0x68/0x7c [ 40.707100][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 40.708523][ C1] __kfence_alloc+0x394/0x45c [ 40.709806][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 40.711443][ C1] __alloc_skb+0x144/0x2ec [ 40.712615][ C1] lapb_send_control+0x48/0x320 [ 40.713950][ C1] lapb_t1timer_expiry+0x490/0x864 [ 40.715350][ C1] call_timer_fn+0x1b4/0x818 [ 40.716633][ C1] __run_timer_base+0x51c/0x76c [ 40.718004][ C1] run_timer_softirq+0xcc/0x194 [ 40.719313][ C1] handle_softirqs+0x328/0xc88 [ 40.720608][ C1] __do_softirq+0x14/0x20 [ 40.721801][ C1] ____do_softirq+0x14/0x20 [ 40.723060][ C1] call_on_irq_stack+0x24/0x30 [ 40.724366][ C1] do_softirq_own_stack+0x20/0x2c [ 40.725757][ C1] __irq_exit_rcu+0x1b0/0x478 [ 40.727105][ C1] irq_exit_rcu+0x14/0x84 [ 40.728260][ C1] el1_interrupt+0x38/0x54 [ 40.729439][ C1] el1h_64_irq_handler+0x18/0x24 [ 40.730776][ C1] el1h_64_irq+0x6c/0x70 [ 40.731863][ C1] arch_local_irq_enable+0x8/0xc (P) [ 40.733317][ C1] do_idle+0x1d8/0x454 [ 40.734465][ C1] cpu_startup_entry+0x5c/0x74 [ 40.735768][ C1] secondary_start_kernel+0x1b8/0x1e0 [ 40.737259][ C1] __secondary_switched+0xc0/0xc4 [ 40.738723][ C1] irq event stamp: 128815 [ 40.739938][ C1] hardirqs last enabled at (128814): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 40.742814][ C1] hardirqs last disabled at (128815): [] kfence_guarded_alloc+0x190/0xb08 [ 40.745479][ C1] softirqs last enabled at (128778): [] handle_softirqs+0xaf8/0xc88 [ 40.748109][ C1] softirqs last disabled at (128805): [] __do_softirq+0x14/0x20 [ 40.750530][ C1] ---[ end trace 0000000000000000 ]--- [ 40.751988][ C1] ------------[ cut here ]------------ [ 40.752003][ C1] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 40.756283][ C1] Modules linked in: [ 40.757308][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 40.760738][ C1] Tainted: [W]=WARN [ 40.761828][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.764628][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.766725][ C1] pc : change_page_range+0x188/0x1cc [ 40.768158][ C1] lr : change_page_range+0x188/0x1cc [ 40.769580][ C1] sp : ffff8000800173a0 [ 40.770707][ C1] x29: ffff8000800173a0 x28: ffff0001ffa3efff x27: ffff0001fec50fe8 [ 40.772815][ C1] x26: ffff0001ffa3f000 x25: ffff0001ffa3e000 x24: ffff0001ffa3e000 [ 40.775012][ C1] x23: 006800023fa3e707 x22: 0040000000000001 x21: dfff800000000000 [ 40.777161][ C1] x20: 0000000000000300 x19: ffff0000c1a0db80 x18: 1fffe0003386f276 [ 40.779373][ C1] x17: ffff80010d10c000 x16: ffff80008adb82bc x15: 0000000000000001 [ 40.781544][ C1] x14: 1fffe00018341b70 x13: 0000000000000000 x12: 0000000000000000 [ 40.783694][ C1] x11: ffff600018341b71 x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.785815][ C1] x8 : ffff0000c1a0db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 40.787857][ C1] x5 : 0000000000000001 x4 : ffff8000800175e0 x3 : ffff800080ac62d0 [ 40.790099][ C1] x2 : ffff8000800175e0 x1 : 0000000000000300 x0 : 0000000000000000 [ 40.792214][ C1] Call trace: [ 40.793065][ C1] change_page_range+0x188/0x1cc (P) [ 40.794499][ C1] __apply_to_page_range+0xd58/0x13e4 [ 40.795900][ C1] apply_to_page_range+0x4c/0x64 [ 40.797216][ C1] __change_memory_common+0xac/0x3f8 [ 40.798608][ C1] set_memory_valid+0x68/0x7c [ 40.799886][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 40.801351][ C1] __kfence_alloc+0x394/0x45c [ 40.802570][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 40.804165][ C1] __alloc_skb+0x144/0x2ec [ 40.805406][ C1] lapb_send_control+0x48/0x320 [ 40.806750][ C1] lapb_t1timer_expiry+0x490/0x864 [ 40.808118][ C1] call_timer_fn+0x1b4/0x818 [ 40.809328][ C1] __run_timer_base+0x51c/0x76c [ 40.810646][ C1] run_timer_softirq+0xcc/0x194 [ 40.811898][ C1] handle_softirqs+0x328/0xc88 [ 40.813237][ C1] __do_softirq+0x14/0x20 [ 40.814419][ C1] ____do_softirq+0x14/0x20 [ 40.815638][ C1] call_on_irq_stack+0x24/0x30 [ 40.816904][ C1] do_softirq_own_stack+0x20/0x2c [ 40.818213][ C1] __irq_exit_rcu+0x1b0/0x478 [ 40.819485][ C1] irq_exit_rcu+0x14/0x84 [ 40.820608][ C1] el1_interrupt+0x38/0x54 [ 40.821746][ C1] el1h_64_irq_handler+0x18/0x24 [ 40.823073][ C1] el1h_64_irq+0x6c/0x70 [ 40.824256][ C1] arch_local_irq_enable+0x8/0xc (P) [ 40.825714][ C1] do_idle+0x1d8/0x454 [ 40.826786][ C1] cpu_startup_entry+0x5c/0x74 [ 40.828065][ C1] secondary_start_kernel+0x1b8/0x1e0 [ 40.829537][ C1] __secondary_switched+0xc0/0xc4 [ 40.830886][ C1] irq event stamp: 128815 [ 40.832087][ C1] hardirqs last enabled at (128814): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 40.834863][ C1] hardirqs last disabled at (128815): [] kfence_guarded_alloc+0x190/0xb08 [ 40.837504][ C1] softirqs last enabled at (128778): [] handle_softirqs+0xaf8/0xc88 [ 40.840144][ C1] softirqs last disabled at (128805): [] __do_softirq+0x14/0x20 [ 40.842577][ C1] ---[ end trace 0000000000000000 ]--- [ 40.844247][ C1] ------------[ cut here ]------------ [ 40.844269][ C1] WARNING: CPU: 1 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 40.848550][ C1] Modules linked in: [ 40.849562][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 40.852839][ C1] Tainted: [W]=WARN [ 40.853836][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.856488][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.858679][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 40.860394][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 40.861896][ C1] sp : ffff800080017160 [ 40.863056][ C1] x29: ffff800080017280 x28: ffff0001ffa3efff x27: ffff0001fec50fe8 [ 40.865250][ C1] x26: ffff0001ffa3f000 x25: dfff800000000000 x24: ffff0001ffa3e000 [ 40.867356][ C1] x23: ffff0001fea8e1f0 x22: 0000000000000500 x21: ffff0000c1a0db80 [ 40.869452][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386f276 [ 40.871554][ C1] x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 [ 40.873744][ C1] x14: 1ffff00012dfb982 x13: 0000000000000000 x12: 0000000000000000 [ 40.875925][ C1] x11: ffff700012dfb983 x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.878083][ C1] x8 : ffff0000c1a0db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 40.880185][ C1] x5 : 0000000000000001 x4 : ffff800080017360 x3 : ffff8000802595f4 [ 40.882339][ C1] x2 : 0000000000001000 x1 : 0000000000000500 x0 : 0000000000000000 [ 40.884488][ C1] Call trace: [ 40.885332][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 40.886855][ C1] apply_to_page_range+0x4c/0x64 [ 40.888174][ C1] __change_memory_common+0xac/0x3f8 [ 40.889566][ C1] set_memory_valid+0x68/0x7c [ 40.890830][ C1] kfence_guarded_free+0x278/0x5a8 [ 40.892266][ C1] __kfence_free+0x104/0x198 [ 40.893472][ C1] kmem_cache_free_bulk+0x490/0x51c [ 40.894870][ C1] kfree_skb_list_reason+0x3ac/0x418 [ 40.896278][ C1] __dev_queue_xmit+0x1ac8/0x31f0 [ 40.897619][ C1] lapbeth_data_transmit+0x1fc/0x2a8 [ 40.899018][ C1] lapb_data_transmit+0x8c/0xb0 [ 40.900255][ C1] lapb_transmit_buffer+0x160/0x208 [ 40.901692][ C1] lapb_send_control+0x21c/0x320 [ 40.902991][ C1] lapb_t1timer_expiry+0x490/0x864 [ 40.904329][ C1] call_timer_fn+0x1b4/0x818 [ 40.905549][ C1] __run_timer_base+0x51c/0x76c [ 40.906861][ C1] run_timer_softirq+0xcc/0x194 [ 40.908170][ C1] handle_softirqs+0x328/0xc88 [ 40.909436][ C1] __do_softirq+0x14/0x20 [ 40.910563][ C1] ____do_softirq+0x14/0x20 [ 40.911759][ C1] call_on_irq_stack+0x24/0x30 [ 40.913106][ C1] do_softirq_own_stack+0x20/0x2c [ 40.914402][ C1] __irq_exit_rcu+0x1b0/0x478 [ 40.915704][ C1] irq_exit_rcu+0x14/0x84 [ 40.916878][ C1] el1_interrupt+0x38/0x54 [ 40.918071][ C1] el1h_64_irq_handler+0x18/0x24 [ 40.919362][ C1] el1h_64_irq+0x6c/0x70 [ 40.920487][ C1] arch_local_irq_enable+0x8/0xc (P) [ 40.921897][ C1] do_idle+0x1d8/0x454 [ 40.922973][ C1] cpu_startup_entry+0x5c/0x74 [ 40.924293][ C1] secondary_start_kernel+0x1b8/0x1e0 [ 40.925757][ C1] __secondary_switched+0xc0/0xc4 [ 40.927067][ C1] irq event stamp: 128829 [ 40.928280][ C1] hardirqs last enabled at (128828): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 40.931126][ C1] hardirqs last disabled at (128829): [] el1_dbg+0x24/0x80 [ 40.933426][ C1] softirqs last enabled at (128778): [] handle_softirqs+0xaf8/0xc88 [ 40.936016][ C1] softirqs last disabled at (128805): [] __do_softirq+0x14/0x20 [ 40.938454][ C1] ---[ end trace 0000000000000000 ]--- [ 42.049191][ C0] ------------[ cut here ]------------ [ 42.049229][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 42.053834][ C0] Modules linked in: [ 42.054879][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 42.058360][ C0] Tainted: [W]=WARN [ 42.059405][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.062167][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.064293][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 42.065869][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 42.067495][ C0] sp : ffff800080006f80 [ 42.068595][ C0] x29: ffff8000800070a0 x28: ffff0001ffa40fff x27: ffff0001fec50fe8 [ 42.070726][ C0] x26: ffff0001ffa41000 x25: dfff800000000000 x24: ffff0001ffa40000 [ 42.072949][ C0] x23: ffff0001fea8e200 x22: 0000000000000100 x21: ffff80008f346040 [ 42.075151][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386aa76 [ 42.077301][ C0] x17: ffff80010d0e8000 x16: ffff80008adb82bc x15: ffff700010000e38 [ 42.079583][ C0] x14: 1ffff00010000e38 x13: 0000000000000004 x12: ffffffffffffffff [ 42.081726][ C0] x11: 0000000004d13abc x10: 0000000000ff0100 x9 : 0000000000000000 [ 42.083929][ C0] x8 : ffff80008f346040 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 42.086081][ C0] x5 : 0000000000000001 x4 : ffff800080007180 x3 : ffff8000802595f4 [ 42.088331][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 42.090491][ C0] Call trace: [ 42.091361][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 42.092932][ C0] apply_to_page_range+0x4c/0x64 [ 42.094314][ C0] __change_memory_common+0xac/0x3f8 [ 42.095827][ C0] set_memory_valid+0x68/0x7c [ 42.097096][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 42.098541][ C0] __kfence_alloc+0x394/0x45c [ 42.100066][ C0] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 42.101743][ C0] kmalloc_reserve+0xc4/0x268 [ 42.102993][ C0] __alloc_skb+0x170/0x2ec [ 42.104186][ C0] napi_alloc_skb+0xa0/0x5fc [ 42.105493][ C0] gve_rx_copy_data+0x40/0x1a0 [ 42.106817][ C0] gve_rx_copy+0x8c/0xe8 [ 42.107983][ C0] gve_rx_poll+0xa08/0x365c [ 42.109209][ C0] gve_napi_poll+0x140/0x3ac [ 42.110467][ C0] __napi_poll+0xb4/0x3fc [ 42.111636][ C0] net_rx_action+0x5d4/0xcc8 [ 42.112839][ C0] handle_softirqs+0x328/0xc88 [ 42.114169][ C0] __do_softirq+0x14/0x20 [ 42.115389][ C0] ____do_softirq+0x14/0x20 [ 42.116601][ C0] call_on_irq_stack+0x24/0x30 [ 42.117856][ C0] do_softirq_own_stack+0x20/0x2c [ 42.119252][ C0] __irq_exit_rcu+0x1b0/0x478 [ 42.120528][ C0] irq_exit_rcu+0x14/0x84 [ 42.121719][ C0] el1_interrupt+0x38/0x54 [ 42.122924][ C0] el1h_64_irq_handler+0x18/0x24 [ 42.124245][ C0] el1h_64_irq+0x6c/0x70 [ 42.125364][ C0] arch_local_irq_enable+0x8/0xc (P) [ 42.126786][ C0] do_idle+0x1d8/0x454 [ 42.127846][ C0] cpu_startup_entry+0x5c/0x74 [ 42.129132][ C0] rest_init+0x2d8/0x2f4 [ 42.130286][ C0] start_kernel+0x44c/0x4a8 [ 42.131555][ C0] __primary_switched+0x8c/0x94 [ 42.132849][ C0] irq event stamp: 165789 [ 42.133981][ C0] hardirqs last enabled at (165788): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 42.136787][ C0] hardirqs last disabled at (165789): [] kfence_guarded_alloc+0x190/0xb08 [ 42.139449][ C0] softirqs last enabled at (165772): [] handle_softirqs+0xaf8/0xc88 [ 42.142021][ C0] softirqs last disabled at (165779): [] __do_softirq+0x14/0x20 [ 42.144471][ C0] ---[ end trace 0000000000000000 ]--- [ 42.145899][ C0] ------------[ cut here ]------------ [ 42.145913][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 42.150039][ C0] Modules linked in: [ 42.151060][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 42.154522][ C0] Tainted: [W]=WARN [ 42.155529][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.158327][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.160474][ C0] pc : change_page_range+0x188/0x1cc [ 42.161932][ C0] lr : change_page_range+0x188/0x1cc [ 42.163418][ C0] sp : ffff800080006f40 [ 42.164517][ C0] x29: ffff800080006f40 x28: ffff0001ffa40fff x27: ffff0001fec50fe8 [ 42.166716][ C0] x26: ffff0001ffa41000 x25: ffff0001ffa40000 x24: ffff0001ffa40000 [ 42.168849][ C0] x23: 006800023fa40707 x22: 0040000000000001 x21: dfff800000000000 [ 42.171129][ C0] x20: 0000000000000100 x19: ffff80008f346040 x18: 1fffe0003386aa76 [ 42.173362][ C0] x17: ffff80010d0e8000 x16: ffff80008adb82bc x15: 0000000000000001 [ 42.175591][ C0] x14: 1ffff00011e68c08 x13: 0000000000000000 x12: 0000000000000000 [ 42.177957][ C0] x11: ffff700011e68c09 x10: 0000000000ff0100 x9 : 0000000000000000 [ 42.180204][ C0] x8 : ffff80008f346040 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 42.182311][ C0] x5 : 0000000000000001 x4 : ffff800080007180 x3 : ffff800080ac62d0 [ 42.184465][ C0] x2 : ffff800080007180 x1 : 0000000000000100 x0 : 0000000000000000 [ 42.186660][ C0] Call trace: [ 42.187514][ C0] change_page_range+0x188/0x1cc (P) [ 42.188922][ C0] __apply_to_page_range+0xd58/0x13e4 [ 42.190376][ C0] apply_to_page_range+0x4c/0x64 [ 42.191675][ C0] __change_memory_common+0xac/0x3f8 [ 42.193131][ C0] set_memory_valid+0x68/0x7c [ 42.194398][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 42.195795][ C0] __kfence_alloc+0x394/0x45c [ 42.197085][ C0] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 42.198765][ C0] kmalloc_reserve+0xc4/0x268 [ 42.200061][ C0] __alloc_skb+0x170/0x2ec [ 42.201367][ C0] napi_alloc_skb+0xa0/0x5fc [ 42.202640][ C0] gve_rx_copy_data+0x40/0x1a0 [ 42.203951][ C0] gve_rx_copy+0x8c/0xe8 [ 42.205096][ C0] gve_rx_poll+0xa08/0x365c [ 42.206331][ C0] gve_napi_poll+0x140/0x3ac [ 42.207648][ C0] __napi_poll+0xb4/0x3fc [ 42.208849][ C0] net_rx_action+0x5d4/0xcc8 [ 42.210120][ C0] handle_softirqs+0x328/0xc88 [ 42.211433][ C0] __do_softirq+0x14/0x20 [ 42.212649][ C0] ____do_softirq+0x14/0x20 [ 42.213903][ C0] call_on_irq_stack+0x24/0x30 [ 42.215194][ C0] do_softirq_own_stack+0x20/0x2c [ 42.216524][ C0] __irq_exit_rcu+0x1b0/0x478 [ 42.217762][ C0] irq_exit_rcu+0x14/0x84 [ 42.218966][ C0] el1_interrupt+0x38/0x54 [ 42.220152][ C0] el1h_64_irq_handler+0x18/0x24 [ 42.221437][ C0] el1h_64_irq+0x6c/0x70 [ 42.222642][ C0] arch_local_irq_enable+0x8/0xc (P) [ 42.224104][ C0] do_idle+0x1d8/0x454 [ 42.225200][ C0] cpu_startup_entry+0x5c/0x74 [ 42.226542][ C0] rest_init+0x2d8/0x2f4 [ 42.227716][ C0] start_kernel+0x44c/0x4a8 [ 42.228910][ C0] __primary_switched+0x8c/0x94 [ 42.230247][ C0] irq event stamp: 165789 [ 42.231386][ C0] hardirqs last enabled at (165788): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 42.234270][ C0] hardirqs last disabled at (165789): [] kfence_guarded_alloc+0x190/0xb08 [ 42.237092][ C0] softirqs last enabled at (165772): [] handle_softirqs+0xaf8/0xc88 [ 42.239702][ C0] softirqs last disabled at (165779): [] __do_softirq+0x14/0x20 [ 42.242239][ C0] ---[ end trace 0000000000000000 ]--- [ 42.244113][ C0] ------------[ cut here ]------------ [ 42.244141][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 42.248580][ C0] Modules linked in: [ 42.249625][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 42.253102][ C0] Tainted: [W]=WARN [ 42.254149][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.256852][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.258931][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 42.260546][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 42.262050][ C0] sp : ffff800080006b20 [ 42.263131][ C0] x29: ffff800080006c40 x28: ffff0001ffa40fff x27: ffff0001fec50fe8 [ 42.265221][ C0] x26: ffff0001ffa41000 x25: dfff800000000000 x24: ffff0001ffa40000 [ 42.267364][ C0] x23: ffff0001fea8e200 x22: 0000000000000100 x21: ffff80008f346040 [ 42.269472][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386aa76 [ 42.271593][ C0] x17: 20970a0802048c05 x16: ffff80008051bab8 x15: 0000000000000001 [ 42.273723][ C0] x14: 1ffff00012dfb94b x13: 0000000000000000 x12: 0000000000000000 [ 42.275833][ C0] x11: ffff700012dfb94c x10: 0000000000ff0100 x9 : 0000000000000000 [ 42.277906][ C0] x8 : ffff80008f346040 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 42.280098][ C0] x5 : 0000000000000001 x4 : ffff800080006d20 x3 : ffff8000802595f4 [ 42.282236][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 42.284365][ C0] Call trace: [ 42.285263][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 42.286849][ C0] apply_to_page_range+0x4c/0x64 [ 42.288237][ C0] __change_memory_common+0xac/0x3f8 [ 42.289605][ C0] set_memory_valid+0x68/0x7c [ 42.290914][ C0] kfence_guarded_free+0x278/0x5a8 [ 42.292277][ C0] __kfence_free+0x104/0x198 [ 42.293515][ C0] kmem_cache_free+0x250/0x550 [ 42.294901][ C0] skb_free_head+0xbc/0x198 [ 42.296169][ C0] skb_release_data+0x66c/0x820 [ 42.297472][ C0] consume_skb+0xb0/0x130 [ 42.298650][ C0] tcp_rcv_state_process+0x1288/0x3630 [ 42.300144][ C0] tcp_v4_do_rcv+0x704/0xbc4 [ 42.301381][ C0] tcp_v4_rcv+0x1dd0/0x28b8 [ 42.302550][ C0] ip_protocol_deliver_rcu+0x1f8/0x484 [ 42.304059][ C0] ip_local_deliver_finish+0x27c/0x4e8 [ 42.305514][ C0] NF_HOOK+0x2c4/0x358 [ 42.306606][ C0] ip_local_deliver+0x120/0x194 [ 42.307871][ C0] ip_sublist_rcv+0x8a0/0xb68 [ 42.309106][ C0] ip_list_rcv+0x398/0x3ec [ 42.310329][ C0] __netif_receive_skb_list_core+0x284/0x67c [ 42.311989][ C0] netif_receive_skb_list_internal+0x74c/0x9e0 [ 42.313626][ C0] napi_complete_done+0x250/0x614 [ 42.314985][ C0] gve_napi_poll+0x1f4/0x3ac [ 42.316260][ C0] __napi_poll+0xb4/0x3fc [ 42.317379][ C0] net_rx_action+0x5d4/0xcc8 [ 42.318552][ C0] handle_softirqs+0x328/0xc88 [ 42.319926][ C0] __do_softirq+0x14/0x20 [ 42.321050][ C0] ____do_softirq+0x14/0x20 [ 42.322231][ C0] call_on_irq_stack+0x24/0x30 [ 42.323492][ C0] do_softirq_own_stack+0x20/0x2c [ 42.324831][ C0] __irq_exit_rcu+0x1b0/0x478 [ 42.326181][ C0] irq_exit_rcu+0x14/0x84 [ 42.327345][ C0] el1_interrupt+0x38/0x54 [ 42.328514][ C0] el1h_64_irq_handler+0x18/0x24 [ 42.329859][ C0] el1h_64_irq+0x6c/0x70 [ 42.331018][ C0] arch_local_irq_enable+0x8/0xc (P) [ 42.332439][ C0] do_idle+0x1d8/0x454 [ 42.333523][ C0] cpu_startup_entry+0x5c/0x74 [ 42.334773][ C0] rest_init+0x2d8/0x2f4 [ 42.335939][ C0] start_kernel+0x44c/0x4a8 [ 42.337114][ C0] __primary_switched+0x8c/0x94 [ 42.338360][ C0] irq event stamp: 165839 [ 42.339507][ C0] hardirqs last enabled at (165838): [] el1_interrupt+0x44/0x54 [ 42.342076][ C0] hardirqs last disabled at (165839): [] el1_dbg+0x24/0x80 [ 42.344383][ C0] softirqs last enabled at (165772): [] handle_softirqs+0xaf8/0xc88 [ 42.346986][ C0] softirqs last disabled at (165779): [] __do_softirq+0x14/0x20 [ 42.349383][ C0] ---[ end trace 0000000000000000 ]--- [ 42.351012][ C0] ------------[ cut here ]------------ [ 42.351206][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 42.355610][ C0] Modules linked in: [ 42.356793][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 42.360264][ C0] Tainted: [W]=WARN [ 42.361225][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.363865][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.365923][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 42.367468][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 42.369059][ C0] sp : ffff800080006d40 [ 42.370136][ C0] x29: ffff800080006e60 x28: ffff0001ffa42fff x27: ffff0001fec50fe8 [ 42.372265][ C0] x26: ffff0001ffa43000 x25: dfff800000000000 x24: ffff0001ffa42000 [ 42.374483][ C0] x23: ffff0001fea8e210 x22: 0000000000000100 x21: ffff80008f346040 [ 42.376640][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 00000000ffffffff [ 42.378838][ C0] x17: ffff800092f37000 x16: ffff80008adb82bc x15: ffff700010000df0 [ 42.380951][ C0] x14: 1ffff00010000df0 x13: 0000000000000004 x12: ffffffffffffffff [ 42.383096][ C0] x11: 00000000c31433cc x10: 0000000000ff0100 x9 : 0000000000000000 [ 42.385213][ C0] x8 : ffff80008f346040 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 42.387296][ C0] x5 : 0000000000000001 x4 : ffff800080006f40 x3 : ffff8000802595f4 [ 42.389461][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 42.391563][ C0] Call trace: [ 42.392436][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 42.394005][ C0] apply_to_page_range+0x4c/0x64 [ 42.395322][ C0] __change_memory_common+0xac/0x3f8 [ 42.396732][ C0] set_memory_valid+0x68/0x7c [ 42.398001][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 42.399402][ C0] __kfence_alloc+0x394/0x45c [ 42.400652][ C0] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 42.402295][ C0] __alloc_skb+0x144/0x2ec [ 42.403530][ C0] arp_create+0x144/0x7d0 [ 42.404693][ C0] arp_send_dst+0xa8/0x27c [ 42.405851][ C0] arp_process+0xf3c/0x12b8 [ 42.407034][ C0] NF_HOOK+0x2b8/0x34c [ 42.408155][ C0] arp_rcv+0x2a8/0x430 [ 42.409275][ C0] __netif_receive_skb_list_core+0x60c/0x67c [ 42.410895][ C0] netif_receive_skb_list_internal+0x74c/0x9e0 [ 42.412563][ C0] napi_complete_done+0x250/0x614 [ 42.413959][ C0] gve_napi_poll+0x1f4/0x3ac [ 42.415212][ C0] __napi_poll+0xb4/0x3fc [ 42.416374][ C0] net_rx_action+0x5d4/0xcc8 [ 42.417596][ C0] handle_softirqs+0x328/0xc88 [ 42.418996][ C0] __do_softirq+0x14/0x20 [ 42.420140][ C0] ____do_softirq+0x14/0x20 [ 42.421296][ C0] call_on_irq_stack+0x24/0x30 [ 42.422576][ C0] do_softirq_own_stack+0x20/0x2c [ 42.423924][ C0] __irq_exit_rcu+0x1b0/0x478 [ 42.425151][ C0] irq_exit_rcu+0x14/0x84 [ 42.426300][ C0] el1_interrupt+0x38/0x54 [ 42.427491][ C0] el1h_64_irq_handler+0x18/0x24 [ 42.428842][ C0] el1h_64_irq+0x6c/0x70 [ 42.430005][ C0] arch_local_irq_enable+0x8/0xc (P) [ 42.431437][ C0] do_idle+0x1d8/0x454 [ 42.432528][ C0] cpu_startup_entry+0x5c/0x74 [ 42.433824][ C0] rest_init+0x2d8/0x2f4 [ 42.434923][ C0] start_kernel+0x44c/0x4a8 [ 42.436142][ C0] __primary_switched+0x8c/0x94 [ 42.437412][ C0] irq event stamp: 165861 [ 42.438640][ C0] hardirqs last enabled at (165860): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 42.441519][ C0] hardirqs last disabled at (165861): [] kfence_guarded_alloc+0x190/0xb08 [ 42.444241][ C0] softirqs last enabled at (165772): [] handle_softirqs+0xaf8/0xc88 [ 42.446819][ C0] softirqs last disabled at (165779): [] __do_softirq+0x14/0x20 [ 42.449190][ C0] ---[ end trace 0000000000000000 ]--- [ 42.450674][ C0] ------------[ cut here ]------------ [ 42.450689][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 42.455007][ C0] Modules linked in: [ 42.456060][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 42.459463][ C0] Tainted: [W]=WARN [ 42.460483][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.463190][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.465281][ C0] pc : change_page_range+0x188/0x1cc [ 42.466702][ C0] lr : change_page_range+0x188/0x1cc [ 42.468132][ C0] sp : ffff800080006d00 [ 42.469201][ C0] x29: ffff800080006d00 x28: ffff0001ffa42fff x27: ffff0001fec50fe8 [ 42.471357][ C0] x26: ffff0001ffa43000 x25: ffff0001ffa42000 x24: ffff0001ffa42000 [ 42.473497][ C0] x23: 006800023fa42707 x22: 0040000000000001 x21: dfff800000000000 [ 42.475615][ C0] x20: 0000000000000100 x19: ffff80008f346040 x18: 00000000ffffffff [ 42.477826][ C0] x17: ffff800092f37000 x16: ffff80008adb82bc x15: 0000000000000001 [ 42.479943][ C0] x14: 1ffff00011e68c08 x13: 0000000000000000 x12: 0000000000000000 [ 42.482066][ C0] x11: ffff700011e68c09 x10: 0000000000ff0100 x9 : 0000000000000000 [ 42.484220][ C0] x8 : ffff80008f346040 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 42.486320][ C0] x5 : 0000000000000001 x4 : ffff800080006f40 x3 : ffff800080ac62d0 [ 42.488449][ C0] x2 : ffff800080006f40 x1 : 0000000000000100 x0 : 0000000000000000 [ 42.490556][ C0] Call trace: [ 42.491443][ C0] change_page_range+0x188/0x1cc (P) [ 42.492812][ C0] __apply_to_page_range+0xd58/0x13e4 [ 42.494239][ C0] apply_to_page_range+0x4c/0x64 [ 42.495577][ C0] __change_memory_common+0xac/0x3f8 [ 42.496980][ C0] set_memory_valid+0x68/0x7c [ 42.498204][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 42.499581][ C0] __kfence_alloc+0x394/0x45c [ 42.500883][ C0] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 42.502504][ C0] __alloc_skb+0x144/0x2ec [ 42.503684][ C0] arp_create+0x144/0x7d0 [ 42.504937][ C0] arp_send_dst+0xa8/0x27c [ 42.506150][ C0] arp_process+0xf3c/0x12b8 [ 42.507362][ C0] NF_HOOK+0x2b8/0x34c [ 42.508431][ C0] arp_rcv+0x2a8/0x430 [ 42.509502][ C0] __netif_receive_skb_list_core+0x60c/0x67c [ 42.511147][ C0] netif_receive_skb_list_internal+0x74c/0x9e0 [ 42.512792][ C0] napi_complete_done+0x250/0x614 [ 42.514199][ C0] gve_napi_poll+0x1f4/0x3ac [ 42.515426][ C0] __napi_poll+0xb4/0x3fc [ 42.516609][ C0] net_rx_action+0x5d4/0xcc8 [ 42.517810][ C0] handle_softirqs+0x328/0xc88 [ 42.519102][ C0] __do_softirq+0x14/0x20 [ 42.520297][ C0] ____do_softirq+0x14/0x20 [ 42.521495][ C0] call_on_irq_stack+0x24/0x30 [ 42.522784][ C0] do_softirq_own_stack+0x20/0x2c [ 42.524099][ C0] __irq_exit_rcu+0x1b0/0x478 [ 42.525413][ C0] irq_exit_rcu+0x14/0x84 [ 42.526548][ C0] el1_interrupt+0x38/0x54 [ 42.527730][ C0] el1h_64_irq_handler+0x18/0x24 [ 42.529061][ C0] el1h_64_irq+0x6c/0x70 [ 42.530188][ C0] arch_local_irq_enable+0x8/0xc (P) [ 42.531594][ C0] do_idle+0x1d8/0x454 [ 42.532658][ C0] cpu_startup_entry+0x5c/0x74 [ 42.533963][ C0] rest_init+0x2d8/0x2f4 [ 42.535112][ C0] start_kernel+0x44c/0x4a8 [ 42.536321][ C0] __primary_switched+0x8c/0x94 [ 42.537650][ C0] irq event stamp: 165861 [ 42.538829][ C0] hardirqs last enabled at (165860): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 42.541688][ C0] hardirqs last disabled at (165861): [] kfence_guarded_alloc+0x190/0xb08 [ 42.544418][ C0] softirqs last enabled at (165772): [] handle_softirqs+0xaf8/0xc88 [ 42.547071][ C0] softirqs last disabled at (165779): [] __do_softirq+0x14/0x20 [ 42.549511][ C0] ---[ end trace 0000000000000000 ]--- ** replaying previous printk message ** [ 42.551276][ C0] ------------[ cut here ]------------ [ 42.551304][ C0] WARNING: CPU: 0 PID: 15 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 42.556618][ C0] Modules linked in: [ 42.557748][ C0] CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 42.561207][ C0] Tainted: [W]=WARN [ 42.562238][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.564955][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.567086][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 42.568680][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 42.570211][ C0] sp : ffff800097687360 [ 42.571314][ C0] x29: ffff800097687480 x28: ffff0001ffa42fff x27: ffff0001fec50fe8 [ 42.573540][ C0] x26: ffff0001ffa43000 x25: dfff800000000000 x24: ffff0001ffa42000 [ 42.575735][ C0] x23: ffff0001fea8e210 x22: 0000000000000100 x21: ffff0000c19f3d00 [ 42.577933][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: ffff800090e69480 [ 42.580087][ C0] x17: 00000000028a0336 x16: ffff80008051bab8 x15: 0000000000000001 [ 42.582264][ C0] x14: 1ffff00012dfb94a x13: 0000000000000000 x12: 0000000000000000 [ 42.584509][ C0] x11: ffff700012dfb94b x10: 0000000000ff0100 x9 : 0000000000000000 [ 42.586676][ C0] x8 : ffff0000c19f3d00 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 42.588823][ C0] x5 : 0000000000000001 x4 : ffff800097687560 x3 : ffff8000802595f4 [ 42.591077][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 42.593235][ C0] Call trace: [ 42.594131][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 42.595652][ C0] apply_to_page_range+0x4c/0x64 [ 42.596995][ C0] __change_memory_common+0xac/0x3f8 [ 42.598406][ C0] set_memory_valid+0x68/0x7c [ 42.599702][ C0] kfence_guarded_free+0x278/0x5a8 [ 42.601039][ C0] __kfence_free+0x104/0x198 [ 42.602262][ C0] kmem_cache_free+0x250/0x550 [ 42.603574][ C0] kfree_skbmem+0x14c/0x1dc [ 42.604833][ C0] sk_skb_reason_drop+0x150/0x1b0 [ 42.606206][ C0] dev_kfree_skb_any_reason+0x94/0xd0 [ 42.607633][ C0] gve_clean_tx_done+0x240/0xaa8 [ 42.608984][ C0] gve_tx_poll+0x11c/0x1d0 [ 42.610201][ C0] gve_napi_poll+0xc0/0x3ac [ 42.611487][ C0] __napi_poll+0xb4/0x3fc [ 42.612682][ C0] net_rx_action+0x5d4/0xcc8 [ 42.613951][ C0] handle_softirqs+0x328/0xc88 [ 42.615249][ C0] run_ksoftirqd+0x70/0xc0 [ 42.616467][ C0] smpboot_thread_fn+0x4d8/0x9cc [ 42.617829][ C0] kthread+0x5fc/0x75c [ 42.618897][ C0] ret_from_fork+0x10/0x20 [ 42.620130][ C0] irq event stamp: 601813 [ 42.621317][ C0] hardirqs last enabled at (601812): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 42.624190][ C0] hardirqs last disabled at (601813): [] el1_dbg+0x24/0x80 [ 42.626526][ C0] softirqs last enabled at (601760): [] handle_softirqs+0xaf8/0xc88 [ 42.629144][ C0] softirqs last disabled at (601767): [] run_ksoftirqd+0x70/0xc0 [ 42.631663][ C0] ---[ end trace 0000000000000000 ]--- [ 42.672870][ C0] ------------[ cut here ]------------ [ 42.672899][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 42.677464][ C0] Modules linked in: [ 42.678529][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 42.681947][ C0] Tainted: [W]=WARN [ 42.682934][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.685563][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.687654][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 42.689281][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 42.690820][ C0] sp : ffff800080006820 [ 42.691882][ C0] x29: ffff800080006940 x28: ffff0001ffa44fff x27: ffff0001fec50fe8 [ 42.694002][ C0] x26: ffff0001ffa45000 x25: dfff800000000000 x24: ffff0001ffa44000 [ 42.696257][ C0] x23: ffff0001fea8e220 x22: 0000000000000100 x21: ffff80008f346040 [ 42.698346][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386aa76 [ 42.700558][ C0] x17: 209730802d4d0a08 x16: ffff80008051bab8 x15: 0000000000000001 [ 42.702648][ C0] x14: 1ffff00012dfb9f6 x13: 0000000000000000 x12: 0000000000000000 [ 42.704793][ C0] x11: ffff700012dfb9f7 x10: 0000000000ff0100 x9 : 0000000000000000 [ 42.707003][ C0] x8 : ffff80008f346040 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 42.709112][ C0] x5 : 0000000000000001 x4 : ffff800080006a20 x3 : ffff8000802595f4 [ 42.711280][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 42.713471][ C0] Call trace: [ 42.714318][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 42.715861][ C0] apply_to_page_range+0x4c/0x64 [ 42.717176][ C0] __change_memory_common+0xac/0x3f8 [ 42.718631][ C0] set_memory_valid+0x68/0x7c [ 42.719885][ C0] kfence_guarded_free+0x278/0x5a8 [ 42.721282][ C0] __kfence_free+0x104/0x198 [ 42.722489][ C0] kmem_cache_free+0x250/0x550 [ 42.723800][ C0] kfree_skbmem+0x14c/0x1dc [ 42.724998][ C0] __kfree_skb+0x60/0x78 [ 42.726116][ C0] tcp_rtx_queue_unlink_and_free+0x2e8/0x4a0 [ 42.727695][ C0] tcp_ack+0x1a3c/0x49b4 [ 42.728821][ C0] tcp_rcv_established+0xe04/0x1cc0 [ 42.730270][ C0] tcp_v4_do_rcv+0x3c0/0xbc4 [ 42.731516][ C0] tcp_v4_rcv+0x202c/0x28b8 [ 42.732768][ C0] ip_protocol_deliver_rcu+0x1f8/0x484 [ 42.734282][ C0] ip_local_deliver_finish+0x27c/0x4e8 [ 42.735784][ C0] NF_HOOK+0x2c4/0x358 [ 42.736870][ C0] ip_local_deliver+0x120/0x194 [ 42.738211][ C0] ip_sublist_rcv+0x8a0/0xb68 [ 42.739466][ C0] ip_list_rcv+0x398/0x3ec [ 42.740639][ C0] __netif_receive_skb_list_core+0x4e4/0x67c [ 42.742258][ C0] netif_receive_skb_list_internal+0x74c/0x9e0 [ 42.743910][ C0] napi_complete_done+0x250/0x614 [ 42.745307][ C0] gve_napi_poll+0x1f4/0x3ac [ 42.746553][ C0] __napi_poll+0xb4/0x3fc [ 42.747716][ C0] net_rx_action+0x5d4/0xcc8 [ 42.748964][ C0] handle_softirqs+0x328/0xc88 [ 42.750197][ C0] __do_softirq+0x14/0x20 [ 42.751373][ C0] ____do_softirq+0x14/0x20 [ 42.752524][ C0] call_on_irq_stack+0x24/0x30 [ 42.753970][ C0] do_softirq_own_stack+0x20/0x2c [ 42.755370][ C0] __irq_exit_rcu+0x1b0/0x478 [ 42.756697][ C0] irq_exit_rcu+0x14/0x84 [ 42.757845][ C0] el1_interrupt+0x38/0x54 [ 42.759068][ C0] el1h_64_irq_handler+0x18/0x24 [ 42.760427][ C0] el1h_64_irq+0x6c/0x70 [ 42.761536][ C0] arch_local_irq_enable+0x8/0xc (P) [ 42.762975][ C0] do_idle+0x1d8/0x454 [ 42.764071][ C0] cpu_startup_entry+0x5c/0x74 [ 42.765423][ C0] rest_init+0x2d8/0x2f4 [ 42.766591][ C0] start_kernel+0x44c/0x4a8 [ 42.767874][ C0] __primary_switched+0x8c/0x94 [ 42.769183][ C0] irq event stamp: 166053 [ 42.770438][ C0] hardirqs last enabled at (166052): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 42.773362][ C0] hardirqs last disabled at (166053): [] el1_dbg+0x24/0x80 [ 42.775728][ C0] softirqs last enabled at (166028): [] handle_softirqs+0xaf8/0xc88 [ 42.778292][ C0] softirqs last disabled at (166035): [] __do_softirq+0x14/0x20 [ 42.780771][ C0] ---[ end trace 0000000000000000 ]--- [ 43.184881][ C0] ------------[ cut here ]------------ [ 43.184915][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 43.189411][ C0] Modules linked in: [ 43.190481][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 43.193988][ C0] Tainted: [W]=WARN [ 43.194985][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.197725][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.199843][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 43.201447][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 43.202967][ C0] sp : ffff800080006f40 [ 43.204206][ C0] x29: ffff800080007060 x28: ffff0001ffa50fff x27: ffff0001fec50fe8 [ 43.206382][ C0] x26: ffff0001ffa51000 x25: dfff800000000000 x24: ffff0001ffa50000 [ 43.208491][ C0] x23: ffff0001fea8e280 x22: 0000000000000100 x21: ffff80008f346040 [ 43.210558][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 1fffe0003386aa76 [ 43.212794][ C0] x17: ffff80010d0e8000 x16: ffff80008adb82bc x15: ffff700010000e30 [ 43.214937][ C0] x14: 1ffff00010000e30 x13: 0000000000000004 x12: ffffffffffffffff [ 43.217117][ C0] x11: 0000000004d13abc x10: 0000000000ff0100 x9 : 0000000000000000 [ 43.219254][ C0] x8 : ffff80008f346040 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 43.221419][ C0] x5 : 0000000000000001 x4 : ffff800080007140 x3 : ffff8000802595f4 [ 43.223643][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 43.225889][ C0] Call trace: [ 43.226790][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 43.228376][ C0] apply_to_page_range+0x4c/0x64 [ 43.229721][ C0] __change_memory_common+0xac/0x3f8 [ 43.231128][ C0] set_memory_valid+0x68/0x7c [ 43.232371][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 43.233815][ C0] __kfence_alloc+0x394/0x45c [ 43.235111][ C0] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 43.236673][ C0] kmalloc_reserve+0xc4/0x268 [ 43.237956][ C0] __alloc_skb+0x170/0x2ec [ 43.239190][ C0] napi_alloc_skb+0xa0/0x5fc [ 43.240516][ C0] napi_get_frags+0x74/0x144 [ 43.241767][ C0] gve_rx_add_frags+0x1a0/0x3d8 [ 43.243073][ C0] gve_rx_poll+0xf14/0x365c [ 43.244241][ C0] gve_napi_poll+0x140/0x3ac [ 43.245492][ C0] __napi_poll+0xb4/0x3fc [ 43.246636][ C0] net_rx_action+0x5d4/0xcc8 [ 43.247861][ C0] handle_softirqs+0x328/0xc88 [ 43.249111][ C0] __do_softirq+0x14/0x20 [ 43.250260][ C0] ____do_softirq+0x14/0x20 [ 43.251467][ C0] call_on_irq_stack+0x24/0x30 [ 43.252743][ C0] do_softirq_own_stack+0x20/0x2c [ 43.254112][ C0] __irq_exit_rcu+0x1b0/0x478 [ 43.255383][ C0] irq_exit_rcu+0x14/0x84 [ 43.256537][ C0] el1_interrupt+0x38/0x54 [ 43.257719][ C0] el1h_64_irq_handler+0x18/0x24 [ 43.259031][ C0] el1h_64_irq+0x6c/0x70 [ 43.260167][ C0] arch_local_irq_enable+0x8/0xc (P) [ 43.261620][ C0] do_idle+0x1d8/0x454 [ 43.262696][ C0] cpu_startup_entry+0x5c/0x74 [ 43.263961][ C0] rest_init+0x2d8/0x2f4 [ 43.265087][ C0] start_kernel+0x44c/0x4a8 [ 43.266424][ C0] __primary_switched+0x8c/0x94 [ 43.267685][ C0] irq event stamp: 166323 [ 43.268837][ C0] hardirqs last enabled at (166322): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 43.271656][ C0] hardirqs last disabled at (166323): [] kfence_guarded_alloc+0x190/0xb08 [ 43.274342][ C0] softirqs last enabled at (166306): [] handle_softirqs+0xaf8/0xc88 [ 43.276964][ C0] softirqs last disabled at (166313): [] __do_softirq+0x14/0x20 [ 43.279487][ C0] ---[ end trace 0000000000000000 ]--- [ 43.280986][ C0] ------------[ cut here ]------------ [ 43.281000][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 43.285257][ C0] Modules linked in: [ 43.286297][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 43.289672][ C0] Tainted: [W]=WARN [ 43.290705][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.293363][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.295497][ C0] pc : change_page_range+0x188/0x1cc [ 43.297013][ C0] lr : change_page_range+0x188/0x1cc [ 43.298483][ C0] sp : ffff800080006f00 [ 43.299561][ C0] x29: ffff800080006f00 x28: ffff0001ffa50fff x27: ffff0001fec50fe8 [ 43.301768][ C0] x26: ffff0001ffa51000 x25: ffff0001ffa50000 x24: ffff0001ffa50000 [ 43.304018][ C0] x23: 006800023fa50707 x22: 0040000000000001 x21: dfff800000000000 [ 43.306213][ C0] x20: 0000000000000100 x19: ffff80008f346040 x18: 1fffe0003386aa76 [ 43.308400][ C0] x17: ffff80010d0e8000 x16: ffff80008adb82bc x15: 0000000000000001 [ 43.310644][ C0] x14: 1ffff00011e68c08 x13: 0000000000000000 x12: 0000000000000000 [ 43.312825][ C0] x11: ffff700011e68c09 x10: 0000000000ff0100 x9 : 0000000000000000 [ 43.315049][ C0] x8 : ffff80008f346040 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 43.317165][ C0] x5 : 0000000000000001 x4 : ffff800080007140 x3 : ffff800080ac62d0 [ 43.319302][ C0] x2 : ffff800080007140 x1 : 0000000000000100 x0 : 0000000000000000 [ 43.321447][ C0] Call trace: [ 43.322309][ C0] change_page_range+0x188/0x1cc (P) [ 43.323714][ C0] __apply_to_page_range+0xd58/0x13e4 [ 43.325198][ C0] apply_to_page_range+0x4c/0x64 [ 43.326518][ C0] __change_memory_common+0xac/0x3f8 [ 43.327909][ C0] set_memory_valid+0x68/0x7c [ 43.329120][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 43.330445][ C0] __kfence_alloc+0x394/0x45c [ 43.331645][ C0] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 43.333190][ C0] kmalloc_reserve+0xc4/0x268 [ 43.334409][ C0] __alloc_skb+0x170/0x2ec [ 43.335609][ C0] napi_alloc_skb+0xa0/0x5fc [ 43.336821][ C0] napi_get_frags+0x74/0x144 [ 43.338008][ C0] gve_rx_add_frags+0x1a0/0x3d8 [ 43.339288][ C0] gve_rx_poll+0xf14/0x365c [ 43.340508][ C0] gve_napi_poll+0x140/0x3ac [ 43.341820][ C0] __napi_poll+0xb4/0x3fc [ 43.342958][ C0] net_rx_action+0x5d4/0xcc8 [ 43.344235][ C0] handle_softirqs+0x328/0xc88 [ 43.345536][ C0] __do_softirq+0x14/0x20 [ 43.346684][ C0] ____do_softirq+0x14/0x20 [ 43.347875][ C0] call_on_irq_stack+0x24/0x30 [ 43.349149][ C0] do_softirq_own_stack+0x20/0x2c [ 43.350549][ C0] __irq_exit_rcu+0x1b0/0x478 [ 43.351827][ C0] irq_exit_rcu+0x14/0x84 [ 43.352951][ C0] el1_interrupt+0x38/0x54 [ 43.354100][ C0] el1h_64_irq_handler+0x18/0x24 [ 43.355432][ C0] el1h_64_irq+0x6c/0x70 [ 43.356552][ C0] arch_local_irq_enable+0x8/0xc (P) [ 43.358006][ C0] do_idle+0x1d8/0x454 [ 43.359100][ C0] cpu_startup_entry+0x5c/0x74 [ 43.360346][ C0] rest_init+0x2d8/0x2f4 [ 43.361478][ C0] start_kernel+0x44c/0x4a8 [ 43.362739][ C0] __primary_switched+0x8c/0x94 [ 43.363962][ C0] irq event stamp: 166323 [ 43.365180][ C0] hardirqs last enabled at (166322): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 43.368042][ C0] hardirqs last disabled at (166323): [] kfence_guarded_alloc+0x190/0xb08 [ 43.370726][ C0] softirqs last enabled at (166306): [] handle_softirqs+0xaf8/0xc88 [ 43.373393][ C0] softirqs last disabled at (166313): [] __do_softirq+0x14/0x20 [ 43.375850][ C0] ---[ end trace 0000000000000000 ]--- [ 43.386850][ C0] ------------[ cut here ]------------ [ 43.386878][ C0] WARNING: CPU: 0 PID: 6484 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 43.391497][ C0] Modules linked in: [ 43.392568][ C0] CPU: 0 UID: 101 PID: 6484 Comm: sshd-session Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT Warning: Permanently added '10.128.10.37' (ED25519) to the list of known hosts. [ 43.396268][ C0] Tainted: [W]=WARN [ 43.397279][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.400042][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.402226][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 43.403858][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 43.405388][ C0] sp : ffff8000800077e0 [ 43.406477][ C0] x29: ffff800080007900 x28: ffff0001ffa50fff x27: ffff0001fec50fe8 [ 43.408661][ C0] x26: ffff0001ffa51000 x25: dfff800000000000 x24: ffff0001ffa50000 [ 43.410888][ C0] x23: ffff0001fea8e280 x22: 0000000000000100 x21: ffff0000cb338000 [ 43.413121][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 43.415409][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 43.417708][ C0] x14: 1ffff00012dfba29 x13: 0000000000000000 x12: 0000000000000000 [ 43.419881][ C0] x11: ffff700012dfba2a x10: 0000000000ff0100 x9 : 0000000000000000 [ 43.422086][ C0] x8 : ffff0000cb338000 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 43.424370][ C0] x5 : 0000000000000001 x4 : ffff8000800079e0 x3 : ffff8000802595f4 [ 43.426514][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 43.428733][ C0] Call trace: [ 43.429635][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 43.431217][ C0] apply_to_page_range+0x4c/0x64 [ 43.432609][ C0] __change_memory_common+0xac/0x3f8 [ 43.434041][ C0] set_memory_valid+0x68/0x7c [ 43.435332][ C0] kfence_guarded_free+0x278/0x5a8 [ 43.436754][ C0] __kfence_free+0x104/0x198 [ 43.438038][ C0] kmem_cache_free+0x250/0x550 [ 43.439369][ C0] skb_free_head+0xbc/0x198 [ 43.440645][ C0] skb_release_data+0x66c/0x820 [ 43.441930][ C0] napi_consume_skb+0x15c/0x21c [ 43.443317][ C0] net_rx_action+0x42c/0xcc8 [ 43.444603][ C0] handle_softirqs+0x328/0xc88 [ 43.445888][ C0] __do_softirq+0x14/0x20 [ 43.447108][ C0] ____do_softirq+0x14/0x20 [ 43.448360][ C0] call_on_irq_stack+0x24/0x30 [ 43.449641][ C0] do_softirq_own_stack+0x20/0x2c [ 43.451019][ C0] __irq_exit_rcu+0x1b0/0x478 [ 43.452321][ C0] irq_exit_rcu+0x14/0x84 [ 43.453500][ C0] el1_interrupt+0x38/0x54 [ 43.454728][ C0] el1h_64_irq_handler+0x18/0x24 [ 43.456072][ C0] el1h_64_irq+0x6c/0x70 [ 43.457222][ C0] local_daif_restore+0x20/0x3c (P) [ 43.458728][ C0] el0_svc+0x50/0x17c [ 43.459826][ C0] el0t_64_sync_handler+0x78/0x108 [ 43.461261][ C0] el0t_64_sync+0x198/0x19c [ 43.462510][ C0] irq event stamp: 1835 [ 43.463625][ C0] hardirqs last enabled at (1834): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 43.466494][ C0] hardirqs last disabled at (1835): [] el1_dbg+0x24/0x80 [ 43.468846][ C0] softirqs last enabled at (1820): [] release_sock+0x14c/0x1ac [ 43.471370][ C0] softirqs last disabled at (1827): [] __do_softirq+0x14/0x20 [ 43.473880][ C0] ---[ end trace 0000000000000000 ]--- [ 43.521689][ C0] ------------[ cut here ]------------ [ 43.521905][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 43.526261][ C0] Modules linked in: [ 43.527524][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 43.531076][ C0] Tainted: [W]=WARN [ 43.532139][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.534863][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.536938][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 43.538453][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 43.540100][ C0] sp : ffff800080006f40 [ 43.541190][ C0] x29: ffff800080007060 x28: ffff0001ffa52fff x27: ffff0001fec50fe8 [ 43.543335][ C0] x26: ffff0001ffa53000 x25: dfff800000000000 x24: ffff0001ffa52000 [ 43.545574][ C0] x23: ffff0001fea8e290 x22: 0000000000000100 x21: ffff80008f346040 [ 43.547752][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 00000000ffffffff [ 43.549935][ C0] x17: ffff800092f37000 x16: ffff80008adb82bc x15: ffff700010000e30 [ 43.552062][ C0] x14: 1ffff00010000e30 x13: 0000000000000004 x12: ffffffffffffffff [ 43.554325][ C0] x11: 000000003ca61749 x10: 0000000000ff0100 x9 : 0000000000000000 [ 43.556451][ C0] x8 : ffff80008f346040 x7 : ffff800080c2c368 x6 : 0000000000000000 [ 43.558705][ C0] x5 : 0000000000000001 x4 : ffff800080007140 x3 : ffff8000802595f4 [ 43.560987][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 43.563221][ C0] Call trace: [ 43.564107][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 43.565733][ C0] apply_to_page_range+0x4c/0x64 [ 43.567011][ C0] __change_memory_common+0xac/0x3f8 [ 43.568443][ C0] set_memory_valid+0x68/0x7c [ 43.569686][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 43.571095][ C0] __kfence_alloc+0x394/0x45c [ 43.572433][ C0] kmem_cache_alloc_bulk_noprof+0x2b8/0x710 [ 43.574124][ C0] napi_skb_cache_get+0x374/0x58c [ 43.575619][ C0] __alloc_skb+0x150/0x2ec [ 43.576793][ C0] napi_alloc_skb+0xa0/0x5fc [ 43.578084][ C0] gve_rx_copy_data+0x40/0x1a0 [ 43.579329][ C0] gve_rx_copy+0x8c/0xe8 [ 43.580478][ C0] gve_rx_poll+0xa08/0x365c [ 43.581792][ C0] gve_napi_poll+0x140/0x3ac [ 43.583049][ C0] __napi_poll+0xb4/0x3fc [ 43.584210][ C0] net_rx_action+0x5d4/0xcc8 [ 43.585498][ C0] handle_softirqs+0x328/0xc88 [ 43.586829][ C0] __do_softirq+0x14/0x20 [ 43.588040][ C0] ____do_softirq+0x14/0x20 [ 43.589285][ C0] call_on_irq_stack+0x24/0x30 [ 43.590525][ C0] do_softirq_own_stack+0x20/0x2c [ 43.591864][ C0] __irq_exit_rcu+0x1b0/0x478 [ 43.593152][ C0] irq_exit_rcu+0x14/0x84 [ 43.594356][ C0] el1_interrupt+0x38/0x54 [ 43.595540][ C0] el1h_64_irq_handler+0x18/0x24 [ 43.596900][ C0] el1h_64_irq+0x6c/0x70 [ 43.598104][ C0] arch_local_irq_enable+0x8/0xc (P) [ 43.599515][ C0] do_idle+0x1d8/0x454 [ 43.600601][ C0] cpu_startup_entry+0x5c/0x74 [ 43.601909][ C0] rest_init+0x2d8/0x2f4 [ 43.602984][ C0] start_kernel+0x44c/0x4a8 [ 43.604208][ C0] __primary_switched+0x8c/0x94 [ 43.605502][ C0] irq event stamp: 166423 [ 43.606634][ C0] hardirqs last enabled at (166422): [] net_rx_action+0x394/0xcc8 [ 43.609236][ C0] hardirqs last disabled at (166423): [] kmem_cache_alloc_bulk_noprof+0xd4/0x710 [ 43.612139][ C0] softirqs last enabled at (166412): [] handle_softirqs+0xaf8/0xc88 [ 43.614667][ C0] softirqs last disabled at (166419): [] __do_softirq+0x14/0x20 [ 43.617121][ C0] ---[ end trace 0000000000000000 ]--- [ 43.618565][ C0] ------------[ cut here ]------------ [ 43.618579][ C0] WARNING: CPU: 0 PID: 0 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 43.622812][ C0] Modules linked in: [ 43.623834][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 43.627228][ C0] Tainted: [W]=WARN [ 43.628243][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.630982][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.633098][ C0] pc : change_page_range+0x188/0x1cc [ 43.634521][ C0] lr : change_page_range+0x188/0x1cc [ 43.636044][ C0] sp : ffff800080006f00 [ 43.637146][ C0] x29: ffff800080006f00 x28: ffff0001ffa52fff x27: ffff0001fec50fe8 [ 43.639335][ C0] x26: ffff0001ffa53000 x25: ffff0001ffa52000 x24: ffff0001ffa52000 [ 43.641456][ C0] x23: 006800023fa52707 x22: 0040000000000001 x21: dfff800000000000 [ 43.643612][ C0] x20: 0000000000000100 x19: ffff80008f346040 x18: 00000000ffffffff [ 43.645755][ C0] x17: ffff800092f37000 x16: ffff80008adb82bc x15: 0000000000000001 [ 43.647927][ C0] x14: 1ffff00011e68c08 x13: 0000000000000000 x12: 0000000000000000 [ 43.650096][ C0] x11: ffff700011e68c09 x10: 0000000000ff0100 x9 : 0000000000000000 [ 43.652272][ C0] x8 : ffff80008f346040 x7 : ffff800080c2c368 x6 : 0000000000000000 [ 43.654445][ C0] x5 : 0000000000000001 x4 : ffff800080007140 x3 : ffff800080ac62d0 [ 43.656557][ C0] x2 : ffff800080007140 x1 : 0000000000000100 x0 : 0000000000000000 [ 43.658671][ C0] Call trace: [ 43.659512][ C0] change_page_range+0x188/0x1cc (P) [ 43.660901][ C0] __apply_to_page_range+0xd58/0x13e4 [ 43.662374][ C0] apply_to_page_range+0x4c/0x64 [ 43.663820][ C0] __change_memory_common+0xac/0x3f8 [ 43.665259][ C0] set_memory_valid+0x68/0x7c [ 43.666552][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 43.667986][ C0] __kfence_alloc+0x394/0x45c [ 43.669220][ C0] kmem_cache_alloc_bulk_noprof+0x2b8/0x710 [ 43.670951][ C0] napi_skb_cache_get+0x374/0x58c [ 43.672300][ C0] __alloc_skb+0x150/0x2ec [ 43.673476][ C0] napi_alloc_skb+0xa0/0x5fc [ 43.674742][ C0] gve_rx_copy_data+0x40/0x1a0 [ 43.675968][ C0] gve_rx_copy+0x8c/0xe8 [ 43.677081][ C0] gve_rx_poll+0xa08/0x365c [ 43.678261][ C0] gve_napi_poll+0x140/0x3ac [ 43.679554][ C0] __napi_poll+0xb4/0x3fc [ 43.680701][ C0] net_rx_action+0x5d4/0xcc8 [ 43.681932][ C0] handle_softirqs+0x328/0xc88 [ 43.683225][ C0] __do_softirq+0x14/0x20 [ 43.684375][ C0] ____do_softirq+0x14/0x20 [ 43.685606][ C0] call_on_irq_stack+0x24/0x30 [ 43.686878][ C0] do_softirq_own_stack+0x20/0x2c [ 43.688187][ C0] __irq_exit_rcu+0x1b0/0x478 [ 43.689451][ C0] irq_exit_rcu+0x14/0x84 [ 43.690645][ C0] el1_interrupt+0x38/0x54 [ 43.691826][ C0] el1h_64_irq_handler+0x18/0x24 [ 43.693100][ C0] el1h_64_irq+0x6c/0x70 [ 43.694289][ C0] arch_local_irq_enable+0x8/0xc (P) [ 43.695665][ C0] do_idle+0x1d8/0x454 [ 43.696773][ C0] cpu_startup_entry+0x5c/0x74 [ 43.698049][ C0] rest_init+0x2d8/0x2f4 [ 43.699250][ C0] start_kernel+0x44c/0x4a8 [ 43.700465][ C0] __primary_switched+0x8c/0x94 [ 43.701741][ C0] irq event stamp: 166423 [ 43.702884][ C0] hardirqs last enabled at (166422): [] net_rx_action+0x394/0xcc8 [ 43.705457][ C0] hardirqs last disabled at (166423): [] kmem_cache_alloc_bulk_noprof+0xd4/0x710 [ 43.708348][ C0] softirqs last enabled at (166412): [] handle_softirqs+0xaf8/0xc88 [ 43.710879][ C0] softirqs last disabled at (166419): [] __do_softirq+0x14/0x20 [ 43.713281][ C0] ---[ end trace 0000000000000000 ]--- 1970/01/01 00:00:43 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:43 ignoring optional flag "type"="gce" 1970/01/01 00:00:44 parsed 1 programs [ 45.059799][ C0] ------------[ cut here ]------------ [ 45.059836][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 45.064478][ C0] Modules linked in: [ 45.065562][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 45.069047][ C0] Tainted: [W]=WARN [ 45.070030][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.072655][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.074832][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 45.076437][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 45.077987][ C0] sp : ffff8000800078a0 [ 45.079040][ C0] x29: ffff8000800079c0 x28: ffff0001ffa04fff x27: ffff0001fec50fe8 [ 45.081215][ C0] x26: ffff0001ffa05000 x25: dfff800000000000 x24: ffff0001ffa04000 [ 45.083375][ C0] x23: ffff0001fea8e020 x22: 0000000000000100 x21: ffff0000dd44db80 [ 45.085412][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 45.087600][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 45.089705][ C0] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 45.091820][ C0] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 45.093982][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 45.096075][ C0] x5 : 0000000000000001 x4 : ffff800080007aa0 x3 : ffff8000802595f4 [ 45.098268][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 45.100415][ C0] Call trace: [ 45.101303][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 45.102854][ C0] apply_to_page_range+0x4c/0x64 [ 45.104155][ C0] __change_memory_common+0xac/0x3f8 [ 45.105614][ C0] set_memory_valid+0x68/0x7c [ 45.106927][ C0] kfence_guarded_free+0x278/0x5a8 [ 45.108460][ C0] __kfence_free+0x104/0x198 [ 45.109733][ C0] kmem_cache_free+0x250/0x550 [ 45.111013][ C0] ptlock_free+0x54/0x6c [ 45.112062][ C0] __tlb_remove_table+0x30/0x274 [ 45.113431][ C0] tlb_remove_table_rcu+0x8c/0x19c [ 45.114877][ C0] rcu_core+0x848/0x17a4 [ 45.115997][ C0] rcu_core_si+0x10/0x1c [ 45.117131][ C0] handle_softirqs+0x328/0xc88 [ 45.118424][ C0] __do_softirq+0x14/0x20 [ 45.119593][ C0] ____do_softirq+0x14/0x20 [ 45.120780][ C0] call_on_irq_stack+0x24/0x30 [ 45.122034][ C0] do_softirq_own_stack+0x20/0x2c [ 45.123504][ C0] __irq_exit_rcu+0x1b0/0x478 [ 45.124752][ C0] irq_exit_rcu+0x14/0x84 [ 45.125921][ C0] el1_interrupt+0x38/0x54 [ 45.127130][ C0] el1h_64_irq_handler+0x18/0x24 [ 45.128469][ C0] el1h_64_irq+0x6c/0x70 [ 45.129555][ C0] update_iter+0x520/0xa70 (P) [ 45.130860][ C0] s_next+0x74/0xa4 [ 45.131855][ C0] seq_read_iter+0x73c/0xc2c [ 45.133093][ C0] seq_read+0x238/0x33c [ 45.134217][ C0] proc_reg_read+0x17c/0x2d4 [ 45.135503][ C0] vfs_read+0x22c/0x898 [ 45.136661][ C0] ksys_read+0x120/0x210 [ 45.137820][ C0] __arm64_sys_read+0x7c/0x90 [ 45.139082][ C0] invoke_syscall+0x98/0x2b8 [ 45.140350][ C0] el0_svc_common+0x130/0x23c [ 45.141596][ C0] do_el0_svc+0x48/0x58 [ 45.142729][ C0] el0_svc+0x58/0x17c [ 45.143853][ C0] el0t_64_sync_handler+0x78/0x108 [ 45.145248][ C0] el0t_64_sync+0x198/0x19c [ 45.146449][ C0] irq event stamp: 48383 [ 45.147634][ C0] hardirqs last enabled at (48382): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 45.150411][ C0] hardirqs last disabled at (48383): [] el1_dbg+0x24/0x80 [ 45.152756][ C0] softirqs last enabled at (47818): [] handle_softirqs+0xaf8/0xc88 [ 45.155386][ C0] softirqs last disabled at (48343): [] __do_softirq+0x14/0x20 [ 45.157806][ C0] ---[ end trace 0000000000000000 ]--- [ 45.299775][ C1] ------------[ cut here ]------------ [ 45.299807][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 45.304398][ C1] Modules linked in: [ 45.305462][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 45.309070][ C1] Tainted: [W]=WARN [ 45.310068][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.312826][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.314939][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 45.316438][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 45.317960][ C1] sp : ffff8000800173e0 [ 45.319049][ C1] x29: ffff800080017500 x28: ffff0001ffa72fff x27: ffff0001fec50fe8 [ 45.321134][ C1] x26: ffff0001ffa73000 x25: dfff800000000000 x24: ffff0001ffa72000 [ 45.323257][ C1] x23: ffff0001fea8e390 x22: 0000000000000300 x21: ffff0000dd44db80 [ 45.325369][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 45.327484][ C1] x17: ffff80010d10c000 x16: ffff80008adb82bc x15: ffff700010002ec4 [ 45.329625][ C1] x14: 1ffff00010002ec4 x13: 0000000000000004 x12: ffffffffffffffff [ 45.331739][ C1] x11: 00000000c8341a6a x10: 0000000000ff0100 x9 : 0000000000000000 [ 45.333856][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 45.335978][ C1] x5 : 0000000000000001 x4 : ffff8000800175e0 x3 : ffff8000802595f4 [ 45.338104][ C1] x2 : 0000000000001000 x1 : 0000000000000300 x0 : 0000000000000000 [ 45.340235][ C1] Call trace: [ 45.341084][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 45.342642][ C1] apply_to_page_range+0x4c/0x64 [ 45.343938][ C1] __change_memory_common+0xac/0x3f8 [ 45.345348][ C1] set_memory_valid+0x68/0x7c [ 45.346648][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 45.348064][ C1] __kfence_alloc+0x394/0x45c [ 45.349268][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 45.350904][ C1] __alloc_skb+0x144/0x2ec [ 45.352054][ C1] lapb_send_control+0x48/0x320 [ 45.353442][ C1] lapb_t1timer_expiry+0x490/0x864 [ 45.354820][ C1] call_timer_fn+0x1b4/0x818 [ 45.356017][ C1] __run_timer_base+0x51c/0x76c [ 45.357282][ C1] run_timer_softirq+0xcc/0x194 [ 45.358629][ C1] handle_softirqs+0x328/0xc88 [ 45.359892][ C1] __do_softirq+0x14/0x20 [ 45.361045][ C1] ____do_softirq+0x14/0x20 [ 45.362216][ C1] call_on_irq_stack+0x24/0x30 [ 45.363539][ C1] do_softirq_own_stack+0x20/0x2c [ 45.364921][ C1] __irq_exit_rcu+0x1b0/0x478 [ 45.366228][ C1] irq_exit_rcu+0x14/0x84 [ 45.367387][ C1] el1_interrupt+0x38/0x54 [ 45.368530][ C1] el1h_64_irq_handler+0x18/0x24 [ 45.369868][ C1] el1h_64_irq+0x6c/0x70 [ 45.370933][ C1] __sanitizer_cov_trace_const_cmp8+0x4c/0x98 (P) [ 45.372608][ C1] s_next+0x74/0xa4 [ 45.373657][ C1] seq_read_iter+0x73c/0xc2c [ 45.374893][ C1] seq_read+0x238/0x33c [ 45.376000][ C1] proc_reg_read+0x17c/0x2d4 [ 45.377246][ C1] vfs_read+0x22c/0x898 [ 45.378358][ C1] ksys_read+0x120/0x210 [ 45.379504][ C1] __arm64_sys_read+0x7c/0x90 [ 45.380785][ C1] invoke_syscall+0x98/0x2b8 [ 45.382000][ C1] el0_svc_common+0x130/0x23c [ 45.383226][ C1] do_el0_svc+0x48/0x58 [ 45.384316][ C1] el0_svc+0x58/0x17c [ 45.385376][ C1] el0t_64_sync_handler+0x78/0x108 [ 45.386762][ C1] el0t_64_sync+0x198/0x19c [ 45.387947][ C1] irq event stamp: 55975 [ 45.389070][ C1] hardirqs last enabled at (55974): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 45.391966][ C1] hardirqs last disabled at (55975): [] kfence_guarded_alloc+0x190/0xb08 [ 45.394637][ C1] softirqs last enabled at (55420): [] handle_softirqs+0xaf8/0xc88 [ 45.397172][ C1] softirqs last disabled at (55959): [] __do_softirq+0x14/0x20 [ 45.399540][ C1] ---[ end trace 0000000000000000 ]--- [ 45.400976][ C1] ------------[ cut here ]------------ [ 45.400990][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 45.405403][ C1] Modules linked in: [ 45.406397][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 45.409854][ C1] Tainted: [W]=WARN [ 45.410873][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.413575][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.415693][ C1] pc : change_page_range+0x188/0x1cc [ 45.417151][ C1] lr : change_page_range+0x188/0x1cc [ 45.418484][ C1] sp : ffff8000800173a0 [ 45.419547][ C1] x29: ffff8000800173a0 x28: ffff0001ffa72fff x27: ffff0001fec50fe8 [ 45.421679][ C1] x26: ffff0001ffa73000 x25: ffff0001ffa72000 x24: ffff0001ffa72000 [ 45.423850][ C1] x23: 006800023fa72707 x22: 0040000000000001 x21: dfff800000000000 [ 45.425945][ C1] x20: 0000000000000300 x19: ffff0000dd44db80 x18: 0000000000000000 [ 45.428210][ C1] x17: ffff80010d10c000 x16: ffff80008adb82bc x15: 0000000000000001 [ 45.430353][ C1] x14: 1fffe0001ba89b70 x13: 0000000000000000 x12: 0000000000000000 [ 45.432479][ C1] x11: ffff60001ba89b71 x10: 0000000000ff0100 x9 : 0000000000000000 [ 45.434648][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 45.436789][ C1] x5 : 0000000000000001 x4 : ffff8000800175e0 x3 : ffff800080ac62d0 [ 45.439414][ C1] x2 : ffff8000800175e0 x1 : 0000000000000300 x0 : 0000000000000000 [ 45.441579][ C1] Call trace: [ 45.442467][ C1] change_page_range+0x188/0x1cc (P) [ 45.443898][ C1] __apply_to_page_range+0xd58/0x13e4 [ 45.445368][ C1] apply_to_page_range+0x4c/0x64 [ 45.446683][ C1] __change_memory_common+0xac/0x3f8 [ 45.448100][ C1] set_memory_valid+0x68/0x7c [ 45.449409][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 45.450825][ C1] __kfence_alloc+0x394/0x45c [ 45.452080][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 45.453652][ C1] __alloc_skb+0x144/0x2ec [ 45.454856][ C1] lapb_send_control+0x48/0x320 [ 45.456149][ C1] lapb_t1timer_expiry+0x490/0x864 [ 45.457530][ C1] call_timer_fn+0x1b4/0x818 [ 45.458742][ C1] __run_timer_base+0x51c/0x76c [ 45.460024][ C1] run_timer_softirq+0xcc/0x194 [ 45.461296][ C1] handle_softirqs+0x328/0xc88 [ 45.462510][ C1] __do_softirq+0x14/0x20 [ 45.463661][ C1] ____do_softirq+0x14/0x20 [ 45.464881][ C1] call_on_irq_stack+0x24/0x30 [ 45.466147][ C1] do_softirq_own_stack+0x20/0x2c [ 45.467411][ C1] __irq_exit_rcu+0x1b0/0x478 [ 45.468734][ C1] irq_exit_rcu+0x14/0x84 [ 45.469856][ C1] el1_interrupt+0x38/0x54 [ 45.471027][ C1] el1h_64_irq_handler+0x18/0x24 [ 45.472368][ C1] el1h_64_irq+0x6c/0x70 [ 45.473459][ C1] __sanitizer_cov_trace_const_cmp8+0x4c/0x98 (P) [ 45.475213][ C1] s_next+0x74/0xa4 [ 45.476254][ C1] seq_read_iter+0x73c/0xc2c [ 45.477526][ C1] seq_read+0x238/0x33c [ 45.478688][ C1] proc_reg_read+0x17c/0x2d4 [ 45.479923][ C1] vfs_read+0x22c/0x898 [ 45.481086][ C1] ksys_read+0x120/0x210 [ 45.482171][ C1] __arm64_sys_read+0x7c/0x90 [ 45.483409][ C1] invoke_syscall+0x98/0x2b8 [ 45.484594][ C1] el0_svc_common+0x130/0x23c [ 45.485845][ C1] do_el0_svc+0x48/0x58 [ 45.486925][ C1] el0_svc+0x58/0x17c [ 45.488008][ C1] el0t_64_sync_handler+0x78/0x108 [ 45.489396][ C1] el0t_64_sync+0x198/0x19c [ 45.490531][ C1] irq event stamp: 55975 [ 45.491669][ C1] hardirqs last enabled at (55974): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 45.494377][ C1] hardirqs last disabled at (55975): [] kfence_guarded_alloc+0x190/0xb08 [ 45.496977][ C1] softirqs last enabled at (55420): [] handle_softirqs+0xaf8/0xc88 [ 45.499557][ C1] softirqs last disabled at (55959): [] __do_softirq+0x14/0x20 [ 45.502076][ C1] ---[ end trace 0000000000000000 ]--- ** replaying previous printk message ** [ 45.503790][ C1] ------------[ cut here ]------------ [ 45.503813][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 45.509066][ C1] Modules linked in: [ 45.510127][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 45.513684][ C1] Tainted: [W]=WARN [ 45.514715][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.517428][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.519463][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 45.520941][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 45.522478][ C1] sp : ffff800080017120 [ 45.523540][ C1] x29: ffff800080017240 x28: ffff0001ffa72fff x27: ffff0001fec50fe8 [ 45.525639][ C1] x26: ffff0001ffa73000 x25: dfff800000000000 x24: ffff0001ffa72000 [ 45.527914][ C1] x23: ffff0001fea8e390 x22: 0000000000000500 x21: ffff0000dd44db80 [ 45.530026][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 45.532165][ C1] x17: 0000000000a000ae x16: ffff80008051bab8 x15: 0000000000000001 [ 45.534293][ C1] x14: 1ffff00012dfb982 x13: 0000000000000000 x12: 0000000000000000 [ 45.536373][ C1] x11: ffff700012dfb983 x10: 0000000000ff0100 x9 : 0000000000000000 [ 45.538558][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 45.540680][ C1] x5 : 0000000000000001 x4 : ffff800080017320 x3 : ffff8000802595f4 [ 45.542891][ C1] x2 : 0000000000001000 x1 : 0000000000000500 x0 : 0000000000000000 [ 45.545050][ C1] Call trace: [ 45.545892][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 45.547537][ C1] apply_to_page_range+0x4c/0x64 [ 45.548905][ C1] __change_memory_common+0xac/0x3f8 [ 45.550292][ C1] set_memory_valid+0x68/0x7c [ 45.551554][ C1] kfence_guarded_free+0x278/0x5a8 [ 45.552891][ C1] __kfence_free+0x104/0x198 [ 45.554152][ C1] kmem_cache_free+0x250/0x550 [ 45.555438][ C1] kfree_skbmem+0x14c/0x1dc [ 45.556664][ C1] consume_skb+0xb8/0x130 [ 45.557834][ C1] ifb_xmit+0x174/0x53c [ 45.558947][ C1] dev_hard_start_xmit+0x2b0/0x8ac [ 45.560333][ C1] sch_direct_xmit+0x1fc/0x468 [ 45.561566][ C1] __dev_queue_xmit+0x13b4/0x31f0 [ 45.562934][ C1] lapbeth_data_transmit+0x1fc/0x2a8 [ 45.564300][ C1] lapb_data_transmit+0x8c/0xb0 [ 45.565606][ C1] lapb_transmit_buffer+0x160/0x208 [ 45.566988][ C1] lapb_send_control+0x21c/0x320 [ 45.568291][ C1] lapb_t1timer_expiry+0x490/0x864 [ 45.569701][ C1] call_timer_fn+0x1b4/0x818 [ 45.570888][ C1] __run_timer_base+0x51c/0x76c [ 45.572142][ C1] run_timer_softirq+0xcc/0x194 [ 45.573424][ C1] handle_softirqs+0x328/0xc88 [ 45.574614][ C1] __do_softirq+0x14/0x20 [ 45.575784][ C1] ____do_softirq+0x14/0x20 [ 45.576973][ C1] call_on_irq_stack+0x24/0x30 [ 45.578338][ C1] do_softirq_own_stack+0x20/0x2c [ 45.579725][ C1] __irq_exit_rcu+0x1b0/0x478 [ 45.581051][ C1] irq_exit_rcu+0x14/0x84 [ 45.582254][ C1] el1_interrupt+0x38/0x54 [ 45.583431][ C1] el1h_64_irq_handler+0x18/0x24 [ 45.584796][ C1] el1h_64_irq+0x6c/0x70 [ 45.585995][ C1] __sanitizer_cov_trace_const_cmp8+0x4c/0x98 (P) [ 45.587751][ C1] s_next+0x74/0xa4 [ 45.588810][ C1] seq_read_iter+0x73c/0xc2c [ 45.590080][ C1] seq_read+0x238/0x33c [ 45.591215][ C1] proc_reg_read+0x17c/0x2d4 [ 45.592474][ C1] vfs_read+0x22c/0x898 [ 45.593604][ C1] ksys_read+0x120/0x210 [ 45.594742][ C1] __arm64_sys_read+0x7c/0x90 [ 45.596022][ C1] invoke_syscall+0x98/0x2b8 [ 45.597255][ C1] el0_svc_common+0x130/0x23c [ 45.598483][ C1] do_el0_svc+0x48/0x58 [ 45.599597][ C1] el0_svc+0x58/0x17c [ 45.600711][ C1] el0t_64_sync_handler+0x78/0x108 [ 45.601992][ C1] el0t_64_sync+0x198/0x19c [ 45.603216][ C1] irq event stamp: 55997 [ 45.604406][ C1] hardirqs last enabled at (55996): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 45.607278][ C1] hardirqs last disabled at (55997): [] el1_dbg+0x24/0x80 [ 45.609599][ C1] softirqs last enabled at (55420): [] handle_softirqs+0xaf8/0xc88 [ 45.612164][ C1] softirqs last disabled at (55959): [] __do_softirq+0x14/0x20 [ 45.614690][ C1] ---[ end trace 0000000000000000 ]--- [ 46.179782][ C0] ------------[ cut here ]------------ [ 46.179816][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 46.184267][ C0] Modules linked in: [ 46.185294][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 46.188778][ C0] Tainted: [W]=WARN [ 46.189762][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.192529][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.194694][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 46.196200][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 46.197777][ C0] sp : ffff8000800071e0 [ 46.198896][ C0] x29: ffff800080007300 x28: ffff0001ffa7afff x27: ffff0001fec50fe8 [ 46.201040][ C0] x26: ffff0001ffa7b000 x25: dfff800000000000 x24: ffff0001ffa7a000 [ 46.203221][ C0] x23: ffff0001fea8e3d0 x22: 0000000000000300 x21: ffff0000dd44db80 [ 46.205432][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 46.207604][ C0] x17: ffff80010d0e8000 x16: ffff80008adb82bc x15: ffff700010000e84 [ 46.209775][ C0] x14: 1ffff00010000e84 x13: 0000000000000004 x12: ffffffffffffffff [ 46.211934][ C0] x11: 00000000c8341a6a x10: 0000000000ff0100 x9 : 0000000000000000 [ 46.214210][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 46.216409][ C0] x5 : 0000000000000001 x4 : ffff8000800073e0 x3 : ffff8000802595f4 [ 46.218574][ C0] x2 : 0000000000001000 x1 : 0000000000000300 x0 : 0000000000000000 [ 46.220775][ C0] Call trace: [ 46.221693][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 46.223240][ C0] apply_to_page_range+0x4c/0x64 [ 46.224630][ C0] __change_memory_common+0xac/0x3f8 [ 46.226068][ C0] set_memory_valid+0x68/0x7c [ 46.227347][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 46.228766][ C0] __kfence_alloc+0x394/0x45c [ 46.230028][ C0] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 46.231630][ C0] __alloc_skb+0x144/0x2ec [ 46.232807][ C0] lapb_send_control+0x48/0x320 [ 46.234128][ C0] lapb_t1timer_expiry+0x490/0x864 [ 46.235528][ C0] call_timer_fn+0x1b4/0x818 [ 46.236766][ C0] __run_timer_base+0x51c/0x76c [ 46.238046][ C0] timer_expire_remote+0x78/0xa0 [ 46.239334][ C0] tmigr_handle_remote+0x8d4/0x1340 [ 46.240732][ C0] run_timer_softirq+0x190/0x194 [ 46.242078][ C0] handle_softirqs+0x328/0xc88 [ 46.243372][ C0] __do_softirq+0x14/0x20 [ 46.244555][ C0] ____do_softirq+0x14/0x20 [ 46.245796][ C0] call_on_irq_stack+0x24/0x30 [ 46.247033][ C0] do_softirq_own_stack+0x20/0x2c [ 46.248396][ C0] __irq_exit_rcu+0x1b0/0x478 [ 46.249697][ C0] irq_exit_rcu+0x14/0x84 [ 46.250946][ C0] el1_interrupt+0x38/0x54 [ 46.252152][ C0] el1h_64_irq_handler+0x18/0x24 [ 46.253468][ C0] el1h_64_irq+0x6c/0x70 [ 46.254572][ C0] __sanitizer_cov_trace_switch+0xdc/0xe4 (P) [ 46.256200][ C0] vsnprintf+0x5bc/0xd60 [ 46.257356][ C0] seq_printf+0x148/0x22c [ 46.258514][ C0] s_show+0x194/0x294 [ 46.259607][ C0] seq_read_iter+0x85c/0xc2c [ 46.260820][ C0] seq_read+0x238/0x33c [ 46.261931][ C0] proc_reg_read+0x17c/0x2d4 [ 46.263181][ C0] vfs_read+0x22c/0x898 [ 46.264318][ C0] ksys_read+0x120/0x210 [ 46.265444][ C0] __arm64_sys_read+0x7c/0x90 [ 46.266724][ C0] invoke_syscall+0x98/0x2b8 [ 46.267965][ C0] el0_svc_common+0x130/0x23c [ 46.269205][ C0] do_el0_svc+0x48/0x58 [ 46.270342][ C0] el0_svc+0x58/0x17c [ 46.271412][ C0] el0t_64_sync_handler+0x78/0x108 [ 46.272803][ C0] el0t_64_sync+0x198/0x19c [ 46.274111][ C0] irq event stamp: 106225 [ 46.275255][ C0] hardirqs last enabled at (106224): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 46.278112][ C0] hardirqs last disabled at (106225): [] kfence_guarded_alloc+0x190/0xb08 [ 46.280883][ C0] softirqs last enabled at (105704): [] handle_softirqs+0xaf8/0xc88 [ 46.283533][ C0] softirqs last disabled at (106203): [] __do_softirq+0x14/0x20 [ 46.286058][ C0] ---[ end trace 0000000000000000 ]--- [ 46.287545][ C0] ------------[ cut here ]------------ [ 46.287560][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 46.291892][ C0] Modules linked in: [ 46.292932][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 46.296425][ C0] Tainted: [W]=WARN [ 46.297468][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.300151][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.302355][ C0] pc : change_page_range+0x188/0x1cc [ 46.303769][ C0] lr : change_page_range+0x188/0x1cc [ 46.305208][ C0] sp : ffff8000800071a0 [ 46.306307][ C0] x29: ffff8000800071a0 x28: ffff0001ffa7afff x27: ffff0001fec50fe8 [ 46.308492][ C0] x26: ffff0001ffa7b000 x25: ffff0001ffa7a000 x24: ffff0001ffa7a000 [ 46.310676][ C0] x23: 006800023fa7a707 x22: 0040000000000001 x21: dfff800000000000 [ 46.312785][ C0] x20: 0000000000000300 x19: ffff0000dd44db80 x18: 0000000000000000 [ 46.314921][ C0] x17: ffff80010d0e8000 x16: ffff80008adb82bc x15: 0000000000000001 [ 46.317101][ C0] x14: 1fffe0001ba89b70 x13: 0000000000000000 x12: 0000000000000000 [ 46.319304][ C0] x11: ffff60001ba89b71 x10: 0000000000ff0100 x9 : 0000000000000000 [ 46.321494][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 46.323720][ C0] x5 : 0000000000000001 x4 : ffff8000800073e0 x3 : ffff800080ac62d0 [ 46.325886][ C0] x2 : ffff8000800073e0 x1 : 0000000000000300 x0 : 0000000000000000 [ 46.328033][ C0] Call trace: [ 46.328911][ C0] change_page_range+0x188/0x1cc (P) [ 46.330411][ C0] __apply_to_page_range+0xd58/0x13e4 [ 46.331872][ C0] apply_to_page_range+0x4c/0x64 [ 46.333200][ C0] __change_memory_common+0xac/0x3f8 [ 46.334632][ C0] set_memory_valid+0x68/0x7c [ 46.335952][ C0] kfence_guarded_alloc+0x2e8/0xb08 [ 46.337439][ C0] __kfence_alloc+0x394/0x45c [ 46.338724][ C0] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 46.340268][ C0] __alloc_skb+0x144/0x2ec [ 46.341474][ C0] lapb_send_control+0x48/0x320 [ 46.342803][ C0] lapb_t1timer_expiry+0x490/0x864 [ 46.344139][ C0] call_timer_fn+0x1b4/0x818 [ 46.345398][ C0] __run_timer_base+0x51c/0x76c [ 46.346739][ C0] timer_expire_remote+0x78/0xa0 [ 46.348116][ C0] tmigr_handle_remote+0x8d4/0x1340 [ 46.349553][ C0] run_timer_softirq+0x190/0x194 [ 46.351016][ C0] handle_softirqs+0x328/0xc88 [ 46.352410][ C0] __do_softirq+0x14/0x20 [ 46.353623][ C0] ____do_softirq+0x14/0x20 [ 46.354873][ C0] call_on_irq_stack+0x24/0x30 [ 46.356145][ C0] do_softirq_own_stack+0x20/0x2c [ 46.357500][ C0] __irq_exit_rcu+0x1b0/0x478 [ 46.358787][ C0] irq_exit_rcu+0x14/0x84 [ 46.360001][ C0] el1_interrupt+0x38/0x54 [ 46.361248][ C0] el1h_64_irq_handler+0x18/0x24 [ 46.362603][ C0] el1h_64_irq+0x6c/0x70 [ 46.363749][ C0] __sanitizer_cov_trace_switch+0xdc/0xe4 (P) [ 46.365429][ C0] vsnprintf+0x5bc/0xd60 [ 46.366683][ C0] seq_printf+0x148/0x22c [ 46.367874][ C0] s_show+0x194/0x294 [ 46.368966][ C0] seq_read_iter+0x85c/0xc2c [ 46.370227][ C0] seq_read+0x238/0x33c [ 46.371346][ C0] proc_reg_read+0x17c/0x2d4 [ 46.372611][ C0] vfs_read+0x22c/0x898 [ 46.373772][ C0] ksys_read+0x120/0x210 [ 46.374908][ C0] __arm64_sys_read+0x7c/0x90 [ 46.376228][ C0] invoke_syscall+0x98/0x2b8 [ 46.377448][ C0] el0_svc_common+0x130/0x23c [ 46.378700][ C0] do_el0_svc+0x48/0x58 [ 46.379889][ C0] el0_svc+0x58/0x17c [ 46.381003][ C0] el0t_64_sync_handler+0x78/0x108 [ 46.382484][ C0] el0t_64_sync+0x198/0x19c [ 46.383739][ C0] irq event stamp: 106225 [ 46.384925][ C0] hardirqs last enabled at (106224): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 46.387781][ C0] hardirqs last disabled at (106225): [] kfence_guarded_alloc+0x190/0xb08 [ 46.390592][ C0] softirqs last enabled at (105704): [] handle_softirqs+0xaf8/0xc88 [ 46.393200][ C0] softirqs last disabled at (106203): [] __do_softirq+0x14/0x20 [ 46.395699][ C0] ---[ end trace 0000000000000000 ]--- [ 46.397332][ C0] ------------[ cut here ]------------ [ 46.397358][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 46.401808][ C0] Modules linked in: [ 46.402809][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 46.406373][ C0] Tainted: [W]=WARN [ 46.407364][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.410073][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.412179][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 46.413736][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 46.415307][ C0] sp : ffff800080006f60 [ 46.416433][ C0] x29: ffff800080007080 x28: ffff0001ffa7afff x27: ffff0001fec50fe8 [ 46.418559][ C0] x26: ffff0001ffa7b000 x25: dfff800000000000 x24: ffff0001ffa7a000 [ 46.420778][ C0] x23: ffff0001fea8e3d0 x22: 0000000000000500 x21: ffff0000dd44db80 [ 46.422981][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 46.425176][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 46.427320][ C0] x14: 1ffff00012dfb981 x13: 0000000000000000 x12: 0000000000000000 [ 46.429527][ C0] x11: ffff700012dfb982 x10: 0000000000ff0100 x9 : 0000000000000000 [ 46.431625][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 46.433781][ C0] x5 : 0000000000000001 x4 : ffff800080007160 x3 : ffff8000802595f4 [ 46.435984][ C0] x2 : 0000000000001000 x1 : 0000000000000500 x0 : 0000000000000000 [ 46.438125][ C0] Call trace: [ 46.439033][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 46.440599][ C0] apply_to_page_range+0x4c/0x64 [ 46.441932][ C0] __change_memory_common+0xac/0x3f8 [ 46.443375][ C0] set_memory_valid+0x68/0x7c [ 46.444670][ C0] kfence_guarded_free+0x278/0x5a8 [ 46.446029][ C0] __kfence_free+0x104/0x198 [ 46.447317][ C0] kmem_cache_free_bulk+0x490/0x51c [ 46.448759][ C0] kfree_skb_list_reason+0x3ac/0x418 [ 46.450214][ C0] __dev_queue_xmit+0x1ac8/0x31f0 [ 46.451534][ C0] lapbeth_data_transmit+0x1fc/0x2a8 [ 46.452977][ C0] lapb_data_transmit+0x8c/0xb0 [ 46.454294][ C0] lapb_transmit_buffer+0x160/0x208 [ 46.455684][ C0] lapb_send_control+0x21c/0x320 [ 46.457038][ C0] lapb_t1timer_expiry+0x490/0x864 [ 46.458459][ C0] call_timer_fn+0x1b4/0x818 [ 46.459721][ C0] __run_timer_base+0x51c/0x76c [ 46.461031][ C0] timer_expire_remote+0x78/0xa0 [ 46.462374][ C0] tmigr_handle_remote+0x8d4/0x1340 [ 46.463801][ C0] run_timer_softirq+0x190/0x194 [ 46.465091][ C0] handle_softirqs+0x328/0xc88 [ 46.466362][ C0] __do_softirq+0x14/0x20 [ 46.467484][ C0] ____do_softirq+0x14/0x20 [ 46.468697][ C0] call_on_irq_stack+0x24/0x30 [ 46.469974][ C0] do_softirq_own_stack+0x20/0x2c [ 46.471327][ C0] __irq_exit_rcu+0x1b0/0x478 [ 46.472581][ C0] irq_exit_rcu+0x14/0x84 [ 46.473742][ C0] el1_interrupt+0x38/0x54 [ 46.474957][ C0] el1h_64_irq_handler+0x18/0x24 [ 46.476286][ C0] el1h_64_irq+0x6c/0x70 [ 46.477388][ C0] __sanitizer_cov_trace_switch+0xdc/0xe4 (P) [ 46.479080][ C0] vsnprintf+0x5bc/0xd60 [ 46.480177][ C0] seq_printf+0x148/0x22c [ 46.481357][ C0] s_show+0x194/0x294 [ 46.482476][ C0] seq_read_iter+0x85c/0xc2c [ 46.483729][ C0] seq_read+0x238/0x33c [ 46.484881][ C0] proc_reg_read+0x17c/0x2d4 [ 46.486160][ C0] vfs_read+0x22c/0x898 [ 46.487339][ C0] ksys_read+0x120/0x210 [ 46.488483][ C0] __arm64_sys_read+0x7c/0x90 [ 46.489741][ C0] invoke_syscall+0x98/0x2b8 [ 46.490953][ C0] el0_svc_common+0x130/0x23c [ 46.492252][ C0] do_el0_svc+0x48/0x58 [ 46.493369][ C0] el0_svc+0x58/0x17c [ 46.494460][ C0] el0t_64_sync_handler+0x78/0x108 [ 46.495881][ C0] el0t_64_sync+0x198/0x19c [ 46.497109][ C0] irq event stamp: 106241 [ 46.498307][ C0] hardirqs last enabled at (106240): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 46.501229][ C0] hardirqs last disabled at (106241): [] el1_dbg+0x24/0x80 [ 46.503612][ C0] softirqs last enabled at (105704): [] handle_softirqs+0xaf8/0xc88 [ 46.506260][ C0] softirqs last disabled at (106203): [] __do_softirq+0x14/0x20 [ 46.508787][ C0] ---[ end trace 0000000000000000 ]--- [ 46.859798][ C1] ------------[ cut here ]------------ [ 46.859834][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 46.864286][ C1] Modules linked in: [ 46.865279][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 46.868757][ C1] Tainted: [W]=WARN [ 46.869848][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.872455][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.874531][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 46.876131][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 46.877673][ C1] sp : ffff8000800178a0 [ 46.878789][ C1] x29: ffff8000800179c0 x28: ffff0001ffa76fff x27: ffff0001fec50fe8 [ 46.880931][ C1] x26: ffff0001ffa77000 x25: dfff800000000000 x24: ffff0001ffa76000 [ 46.883126][ C1] x23: ffff0001fea8e3b0 x22: 0000000000000100 x21: ffff0000dd44db80 [ 46.885229][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 46.887408][ C1] x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 [ 46.889490][ C1] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 46.891635][ C1] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 46.893771][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 46.895872][ C1] x5 : 0000000000000001 x4 : ffff800080017aa0 x3 : ffff8000802595f4 [ 46.897980][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 46.900187][ C1] Call trace: [ 46.901135][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 46.902720][ C1] apply_to_page_range+0x4c/0x64 [ 46.904047][ C1] __change_memory_common+0xac/0x3f8 [ 46.905416][ C1] set_memory_valid+0x68/0x7c [ 46.906644][ C1] kfence_guarded_free+0x278/0x5a8 [ 46.908076][ C1] __kfence_free+0x104/0x198 [ 46.909300][ C1] kmem_cache_free+0x250/0x550 [ 46.910618][ C1] ptlock_free+0x54/0x6c [ 46.911735][ C1] __tlb_remove_table+0x30/0x274 [ 46.913076][ C1] tlb_remove_table_rcu+0x8c/0x19c [ 46.914440][ C1] rcu_core+0x848/0x17a4 [ 46.915562][ C1] rcu_core_si+0x10/0x1c [ 46.916754][ C1] handle_softirqs+0x328/0xc88 [ 46.918037][ C1] __do_softirq+0x14/0x20 [ 46.919210][ C1] ____do_softirq+0x14/0x20 [ 46.920475][ C1] call_on_irq_stack+0x24/0x30 [ 46.921740][ C1] do_softirq_own_stack+0x20/0x2c [ 46.923116][ C1] __irq_exit_rcu+0x1b0/0x478 [ 46.924325][ C1] irq_exit_rcu+0x14/0x84 [ 46.925505][ C1] el1_interrupt+0x38/0x54 [ 46.926707][ C1] el1h_64_irq_handler+0x18/0x24 [ 46.928000][ C1] el1h_64_irq+0x6c/0x70 [ 46.929112][ C1] vsnprintf+0x208/0xd60 (P) [ 46.930309][ C1] seq_printf+0x148/0x22c [ 46.931412][ C1] s_show+0x194/0x294 [ 46.932471][ C1] seq_read_iter+0x85c/0xc2c [ 46.933675][ C1] seq_read+0x238/0x33c [ 46.934863][ C1] proc_reg_read+0x17c/0x2d4 [ 46.936058][ C1] vfs_read+0x22c/0x898 [ 46.937171][ C1] ksys_read+0x120/0x210 [ 46.938360][ C1] __arm64_sys_read+0x7c/0x90 [ 46.939639][ C1] invoke_syscall+0x98/0x2b8 [ 46.940848][ C1] el0_svc_common+0x130/0x23c [ 46.942057][ C1] do_el0_svc+0x48/0x58 [ 46.943194][ C1] el0_svc+0x58/0x17c [ 46.944229][ C1] el0t_64_sync_handler+0x78/0x108 [ 46.945547][ C1] el0t_64_sync+0x198/0x19c [ 46.946777][ C1] irq event stamp: 167995 [ 46.947942][ C1] hardirqs last enabled at (167994): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 46.950721][ C1] hardirqs last disabled at (167995): [] el1_dbg+0x24/0x80 [ 46.953105][ C1] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 [ 46.955631][ C1] softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 [ 46.957989][ C1] ---[ end trace 0000000000000000 ]--- [ 46.959718][ C1] ------------[ cut here ]------------ [ 46.959738][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 46.964183][ C1] Modules linked in: [ 46.965193][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 46.968667][ C1] Tainted: [W]=WARN [ 46.969743][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.972551][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.974672][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 46.976145][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 46.977661][ C1] sp : ffff8000800178a0 [ 46.978720][ C1] x29: ffff8000800179c0 x28: ffff0001ffa78fff x27: ffff0001fec50fe8 [ 46.980880][ C1] x26: ffff0001ffa79000 x25: dfff800000000000 x24: ffff0001ffa78000 [ 46.983004][ C1] x23: ffff0001fea8e3c0 x22: 0000000000000100 x21: ffff0000dd44db80 [ 46.985086][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 46.987201][ C1] x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 [ 46.989303][ C1] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 46.991445][ C1] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 46.993581][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 46.995718][ C1] x5 : 0000000000000001 x4 : ffff800080017aa0 x3 : ffff8000802595f4 [ 46.997915][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 47.000061][ C1] Call trace: [ 47.000926][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 47.002530][ C1] apply_to_page_range+0x4c/0x64 [ 47.003894][ C1] __change_memory_common+0xac/0x3f8 [ 47.005326][ C1] set_memory_valid+0x68/0x7c [ 47.006612][ C1] kfence_guarded_free+0x278/0x5a8 [ 47.008009][ C1] __kfence_free+0x104/0x198 [ 47.009231][ C1] kmem_cache_free+0x250/0x550 [ 47.010448][ C1] ptlock_free+0x54/0x6c [ 47.011592][ C1] __tlb_remove_table+0x30/0x274 [ 47.012941][ C1] tlb_remove_table_rcu+0x8c/0x19c [ 47.014294][ C1] rcu_core+0x848/0x17a4 [ 47.015468][ C1] rcu_core_si+0x10/0x1c [ 47.016606][ C1] handle_softirqs+0x328/0xc88 [ 47.017883][ C1] __do_softirq+0x14/0x20 [ 47.018992][ C1] ____do_softirq+0x14/0x20 [ 47.020201][ C1] call_on_irq_stack+0x24/0x30 [ 47.021459][ C1] do_softirq_own_stack+0x20/0x2c [ 47.022795][ C1] __irq_exit_rcu+0x1b0/0x478 [ 47.024131][ C1] irq_exit_rcu+0x14/0x84 [ 47.025284][ C1] el1_interrupt+0x38/0x54 [ 47.026489][ C1] el1h_64_irq_handler+0x18/0x24 [ 47.027838][ C1] el1h_64_irq+0x6c/0x70 [ 47.029046][ C1] vsnprintf+0x208/0xd60 (P) [ 47.030309][ C1] seq_printf+0x148/0x22c [ 47.031528][ C1] s_show+0x194/0x294 [ 47.032602][ C1] seq_read_iter+0x85c/0xc2c [ 47.033845][ C1] seq_read+0x238/0x33c [ 47.034952][ C1] proc_reg_read+0x17c/0x2d4 [ 47.036178][ C1] vfs_read+0x22c/0x898 [ 47.037284][ C1] ksys_read+0x120/0x210 [ 47.038426][ C1] __arm64_sys_read+0x7c/0x90 [ 47.039646][ C1] invoke_syscall+0x98/0x2b8 [ 47.040892][ C1] el0_svc_common+0x130/0x23c [ 47.042176][ C1] do_el0_svc+0x48/0x58 [ 47.043237][ C1] el0_svc+0x58/0x17c [ 47.044303][ C1] el0t_64_sync_handler+0x78/0x108 [ 47.045709][ C1] el0t_64_sync+0x198/0x19c [ 47.046899][ C1] irq event stamp: 168013 [ 47.048079][ C1] hardirqs last enabled at (168012): [] exit_to_kernel_mode+0xc0/0xf0 [ 47.050705][ C1] hardirqs last disabled at (168013): [] el1_dbg+0x24/0x80 [ 47.053063][ C1] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 [ 47.055444][ C1] softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 [ 47.057925][ C1] ---[ end trace 0000000000000000 ]--- [ 47.059567][ C1] ------------[ cut here ]------------ [ 47.059602][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 47.063947][ C1] Modules linked in: [ 47.065108][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 47.068668][ C1] Tainted: [W]=WARN [ 47.069643][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.072288][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.074304][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 47.075823][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 47.077309][ C1] sp : ffff8000800178a0 [ 47.078420][ C1] x29: ffff8000800179c0 x28: ffff0001ffa7cfff x27: ffff0001fec50fe8 [ 47.080566][ C1] x26: ffff0001ffa7d000 x25: dfff800000000000 x24: ffff0001ffa7c000 [ 47.082778][ C1] x23: ffff0001fea8e3e0 x22: 0000000000000100 x21: ffff0000dd44db80 [ 47.084909][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 47.087081][ C1] x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 [ 47.089205][ C1] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 47.091475][ C1] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 47.093615][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 47.095836][ C1] x5 : 0000000000000001 x4 : ffff800080017aa0 x3 : ffff8000802595f4 [ 47.097982][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 47.100237][ C1] Call trace: [ 47.101147][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 47.102733][ C1] apply_to_page_range+0x4c/0x64 [ 47.104002][ C1] __change_memory_common+0xac/0x3f8 [ 47.105385][ C1] set_memory_valid+0x68/0x7c [ 47.106645][ C1] kfence_guarded_free+0x278/0x5a8 [ 47.108033][ C1] __kfence_free+0x104/0x198 [ 47.109237][ C1] kmem_cache_free+0x250/0x550 [ 47.110519][ C1] ptlock_free+0x54/0x6c [ 47.111685][ C1] __tlb_remove_table+0x30/0x274 [ 47.113030][ C1] tlb_remove_table_rcu+0x8c/0x19c [ 47.114444][ C1] rcu_core+0x848/0x17a4 [ 47.115674][ C1] rcu_core_si+0x10/0x1c [ 47.116803][ C1] handle_softirqs+0x328/0xc88 [ 47.118124][ C1] __do_softirq+0x14/0x20 [ 47.119385][ C1] ____do_softirq+0x14/0x20 [ 47.120616][ C1] call_on_irq_stack+0x24/0x30 [ 47.121827][ C1] do_softirq_own_stack+0x20/0x2c [ 47.123164][ C1] __irq_exit_rcu+0x1b0/0x478 [ 47.124427][ C1] irq_exit_rcu+0x14/0x84 [ 47.125628][ C1] el1_interrupt+0x38/0x54 [ 47.126791][ C1] el1h_64_irq_handler+0x18/0x24 [ 47.128073][ C1] el1h_64_irq+0x6c/0x70 [ 47.129166][ C1] vsnprintf+0x208/0xd60 (P) [ 47.130426][ C1] seq_printf+0x148/0x22c [ 47.131636][ C1] s_show+0x194/0x294 [ 47.132739][ C1] seq_read_iter+0x85c/0xc2c [ 47.133988][ C1] seq_read+0x238/0x33c [ 47.135075][ C1] proc_reg_read+0x17c/0x2d4 [ 47.136298][ C1] vfs_read+0x22c/0x898 [ 47.137408][ C1] ksys_read+0x120/0x210 [ 47.138543][ C1] __arm64_sys_read+0x7c/0x90 [ 47.139867][ C1] invoke_syscall+0x98/0x2b8 [ 47.141127][ C1] el0_svc_common+0x130/0x23c [ 47.142420][ C1] do_el0_svc+0x48/0x58 [ 47.143537][ C1] el0_svc+0x58/0x17c [ 47.144610][ C1] el0t_64_sync_handler+0x78/0x108 [ 47.145985][ C1] el0t_64_sync+0x198/0x19c [ 47.147156][ C1] irq event stamp: 168031 [ 47.148265][ C1] hardirqs last enabled at (168030): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 47.151134][ C1] hardirqs last disabled at (168031): [] el1_dbg+0x24/0x80 [ 47.153533][ C1] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 [ 47.156190][ C1] softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 [ 47.158668][ C1] ---[ end trace 0000000000000000 ]--- [ 47.160331][ C1] ------------[ cut here ]------------ [ 47.160357][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 47.164683][ C1] Modules linked in: [ 47.165681][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 47.169291][ C1] Tainted: [W]=WARN [ 47.170284][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.172976][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.175168][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 47.176653][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 47.178196][ C1] sp : ffff8000800178a0 [ 47.179298][ C1] x29: ffff8000800179c0 x28: ffff0001ffa6efff x27: ffff0001fec50fe8 [ 47.181493][ C1] x26: ffff0001ffa6f000 x25: dfff800000000000 x24: ffff0001ffa6e000 [ 47.183644][ C1] x23: ffff0001fea8e370 x22: 0000000000000100 x21: ffff0000dd44db80 [ 47.185768][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 47.187858][ C1] x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 [ 47.190034][ C1] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 47.192224][ C1] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 47.194356][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 47.196496][ C1] x5 : 0000000000000001 x4 : ffff800080017aa0 x3 : ffff8000802595f4 [ 47.198612][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 47.200758][ C1] Call trace: [ 47.201637][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 47.203132][ C1] apply_to_page_range+0x4c/0x64 [ 47.204444][ C1] __change_memory_common+0xac/0x3f8 [ 47.205903][ C1] set_memory_valid+0x68/0x7c [ 47.207157][ C1] kfence_guarded_free+0x278/0x5a8 [ 47.208467][ C1] __kfence_free+0x104/0x198 [ 47.209671][ C1] kmem_cache_free+0x250/0x550 [ 47.210948][ C1] ptlock_free+0x54/0x6c [ 47.212121][ C1] __tlb_remove_table+0x30/0x274 [ 47.213492][ C1] tlb_remove_table_rcu+0x8c/0x19c [ 47.214852][ C1] rcu_core+0x848/0x17a4 [ 47.216012][ C1] rcu_core_si+0x10/0x1c [ 47.217146][ C1] handle_softirqs+0x328/0xc88 [ 47.218430][ C1] __do_softirq+0x14/0x20 [ 47.219647][ C1] ____do_softirq+0x14/0x20 [ 47.220901][ C1] call_on_irq_stack+0x24/0x30 [ 47.222223][ C1] do_softirq_own_stack+0x20/0x2c [ 47.223562][ C1] __irq_exit_rcu+0x1b0/0x478 [ 47.224822][ C1] irq_exit_rcu+0x14/0x84 [ 47.226054][ C1] el1_interrupt+0x38/0x54 [ 47.227237][ C1] el1h_64_irq_handler+0x18/0x24 [ 47.228497][ C1] el1h_64_irq+0x6c/0x70 [ 47.229626][ C1] vsnprintf+0x208/0xd60 (P) [ 47.230893][ C1] seq_printf+0x148/0x22c [ 47.232029][ C1] s_show+0x194/0x294 [ 47.233100][ C1] seq_read_iter+0x85c/0xc2c [ 47.234329][ C1] seq_read+0x238/0x33c [ 47.235423][ C1] proc_reg_read+0x17c/0x2d4 [ 47.236652][ C1] vfs_read+0x22c/0x898 [ 47.237798][ C1] ksys_read+0x120/0x210 [ 47.238893][ C1] __arm64_sys_read+0x7c/0x90 [ 47.240165][ C1] invoke_syscall+0x98/0x2b8 [ 47.241463][ C1] el0_svc_common+0x130/0x23c [ 47.242703][ C1] do_el0_svc+0x48/0x58 [ 47.243832][ C1] el0_svc+0x58/0x17c [ 47.244913][ C1] el0t_64_sync_handler+0x78/0x108 [ 47.246333][ C1] el0t_64_sync+0x198/0x19c [ 47.247508][ C1] irq event stamp: 168049 [ 47.248679][ C1] hardirqs last enabled at (168048): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 47.251531][ C1] hardirqs last disabled at (168049): [] el1_dbg+0x24/0x80 [ 47.253863][ C1] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 [ 47.256462][ C1] softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 [ 47.258894][ C1] ---[ end trace 0000000000000000 ]--- [ 47.260542][ C1] ------------[ cut here ]------------ [ 47.260562][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 47.264999][ C1] Modules linked in: [ 47.265997][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 47.269444][ C1] Tainted: [W]=WARN [ 47.270468][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.273192][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.275273][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 47.276857][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 47.278396][ C1] sp : ffff800080017900 [ 47.279491][ C1] x29: ffff800080017a20 x28: ffff0001ffa80fff x27: ffff0001fec50fe8 [ 47.281596][ C1] x26: ffff0001ffa81000 x25: dfff800000000000 x24: ffff0001ffa80000 [ 47.283818][ C1] x23: ffff0001fea8e400 x22: 0000000000000100 x21: ffff0000dd44db80 [ 47.286022][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 47.288146][ C1] x17: ffff80010d10c000 x16: ffff80008051bab8 x15: 0000000000000001 [ 47.290238][ C1] x14: 1ffff00012dfb9a0 x13: 0000000000000000 x12: 0000000000000000 [ 47.292403][ C1] x11: ffff700012dfb9a1 x10: 0000000000ff0100 x9 : 0000000000000000 [ 47.294677][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 47.296870][ C1] x5 : 0000000000000001 x4 : ffff800080017b00 x3 : ffff8000802595f4 [ 47.298976][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 47.301103][ C1] Call trace: [ 47.301999][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 47.303488][ C1] apply_to_page_range+0x4c/0x64 [ 47.304878][ C1] __change_memory_common+0xac/0x3f8 [ 47.306298][ C1] set_memory_valid+0x68/0x7c [ 47.307567][ C1] kfence_guarded_free+0x278/0x5a8 [ 47.308932][ C1] __kfence_free+0x104/0x198 [ 47.310179][ C1] kfree+0x268/0x474 [ 47.311216][ C1] slab_free_after_rcu_debug+0x78/0x2f4 [ 47.312706][ C1] rcu_core+0x848/0x17a4 [ 47.313879][ C1] rcu_core_si+0x10/0x1c [ 47.315090][ C1] handle_softirqs+0x328/0xc88 [ 47.316390][ C1] __do_softirq+0x14/0x20 [ 47.317526][ C1] ____do_softirq+0x14/0x20 [ 47.318726][ C1] call_on_irq_stack+0x24/0x30 [ 47.320029][ C1] do_softirq_own_stack+0x20/0x2c [ 47.321440][ C1] __irq_exit_rcu+0x1b0/0x478 [ 47.322761][ C1] irq_exit_rcu+0x14/0x84 [ 47.323943][ C1] el1_interrupt+0x38/0x54 [ 47.325213][ C1] el1h_64_irq_handler+0x18/0x24 [ 47.326501][ C1] el1h_64_irq+0x6c/0x70 [ 47.327671][ C1] vsnprintf+0x208/0xd60 (P) [ 47.328918][ C1] seq_printf+0x148/0x22c [ 47.330063][ C1] s_show+0x194/0x294 [ 47.331111][ C1] seq_read_iter+0x85c/0xc2c [ 47.332308][ C1] seq_read+0x238/0x33c [ 47.333403][ C1] proc_reg_read+0x17c/0x2d4 [ 47.334655][ C1] vfs_read+0x22c/0x898 [ 47.335761][ C1] ksys_read+0x120/0x210 [ 47.336937][ C1] __arm64_sys_read+0x7c/0x90 [ 47.338142][ C1] invoke_syscall+0x98/0x2b8 [ 47.339376][ C1] el0_svc_common+0x130/0x23c [ 47.340637][ C1] do_el0_svc+0x48/0x58 [ 47.341778][ C1] el0_svc+0x58/0x17c [ 47.342829][ C1] el0t_64_sync_handler+0x78/0x108 [ 47.344194][ C1] el0t_64_sync+0x198/0x19c [ 47.345399][ C1] irq event stamp: 168071 [ 47.346622][ C1] hardirqs last enabled at (168070): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 47.349507][ C1] hardirqs last disabled at (168071): [] el1_dbg+0x24/0x80 [ 47.351914][ C1] softirqs last enabled at (167478): [] handle_softirqs+0xaf8/0xc88 [ 47.354451][ C1] softirqs last disabled at (167947): [] __do_softirq+0x14/0x20 [ 47.356911][ C1] ---[ end trace 0000000000000000 ]--- [ 48.679863][ C0] ------------[ cut here ]------------ [ 48.679897][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 48.684466][ C0] Modules linked in: [ 48.685547][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 48.689132][ C0] Tainted: [W]=WARN [ 48.690170][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 48.692960][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.695061][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 48.696636][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 48.698172][ C0] sp : ffff8000800078a0 [ 48.699257][ C0] x29: ffff8000800079c0 x28: ffff0001ffa88fff x27: ffff0001fec50fe8 [ 48.701438][ C0] x26: ffff0001ffa89000 x25: dfff800000000000 x24: ffff0001ffa88000 [ 48.703636][ C0] x23: ffff0001fea8e440 x22: 0000000000000100 x21: ffff0000dd44db80 [ 48.705803][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 48.707967][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 48.710096][ C0] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 48.712269][ C0] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 48.714404][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 48.716549][ C0] x5 : 0000000000000001 x4 : ffff800080007aa0 x3 : ffff8000802595f4 [ 48.718725][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 48.720953][ C0] Call trace: [ 48.721840][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 48.723453][ C0] apply_to_page_range+0x4c/0x64 [ 48.724789][ C0] __change_memory_common+0xac/0x3f8 [ 48.726174][ C0] set_memory_valid+0x68/0x7c [ 48.727465][ C0] kfence_guarded_free+0x278/0x5a8 [ 48.728903][ C0] __kfence_free+0x104/0x198 [ 48.730191][ C0] kmem_cache_free+0x250/0x550 [ 48.731533][ C0] ptlock_free+0x54/0x6c [ 48.732708][ C0] __tlb_remove_table+0x30/0x274 [ 48.733986][ C0] tlb_remove_table_rcu+0x8c/0x19c [ 48.735344][ C0] rcu_core+0x848/0x17a4 [ 48.736480][ C0] rcu_core_si+0x10/0x1c [ 48.737614][ C0] handle_softirqs+0x328/0xc88 [ 48.738952][ C0] __do_softirq+0x14/0x20 [ 48.740116][ C0] ____do_softirq+0x14/0x20 [ 48.741359][ C0] call_on_irq_stack+0x24/0x30 [ 48.742678][ C0] do_softirq_own_stack+0x20/0x2c [ 48.744033][ C0] __irq_exit_rcu+0x1b0/0x478 [ 48.745222][ C0] irq_exit_rcu+0x14/0x84 [ 48.746355][ C0] el1_interrupt+0x38/0x54 [ 48.747541][ C0] el1h_64_irq_handler+0x18/0x24 [ 48.748899][ C0] el1h_64_irq+0x6c/0x70 [ 48.750153][ C0] number+0x324/0x8c0 (P) [ 48.751317][ C0] pointer+0x4a8/0xdcc [ 48.752424][ C0] vsnprintf+0x5bc/0xd60 [ 48.753575][ C0] seq_printf+0x148/0x22c [ 48.754713][ C0] s_show+0x194/0x294 [ 48.755781][ C0] seq_read_iter+0x85c/0xc2c [ 48.757006][ C0] seq_read+0x238/0x33c [ 48.758150][ C0] proc_reg_read+0x17c/0x2d4 [ 48.759345][ C0] vfs_read+0x22c/0x898 [ 48.760452][ C0] ksys_read+0x120/0x210 [ 48.761691][ C0] __arm64_sys_read+0x7c/0x90 [ 48.762953][ C0] invoke_syscall+0x98/0x2b8 [ 48.764210][ C0] el0_svc_common+0x130/0x23c [ 48.765511][ C0] do_el0_svc+0x48/0x58 [ 48.766677][ C0] el0_svc+0x58/0x17c [ 48.767779][ C0] el0t_64_sync_handler+0x78/0x108 [ 48.769142][ C0] el0t_64_sync+0x198/0x19c [ 48.770329][ C0] irq event stamp: 329687 [ 48.771501][ C0] hardirqs last enabled at (329686): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 48.774331][ C0] hardirqs last disabled at (329687): [] el1_dbg+0x24/0x80 [ 48.776665][ C0] softirqs last enabled at (329050): [] handle_softirqs+0xaf8/0xc88 [ 48.779275][ C0] softirqs last disabled at (329577): [] __do_softirq+0x14/0x20 [ 48.781824][ C0] ---[ end trace 0000000000000000 ]--- ** replaying previous printk message ** [ 48.783501][ C0] ------------[ cut here ]------------ [ 48.783525][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 48.788792][ C0] Modules linked in: [ 48.789834][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 48.793373][ C0] Tainted: [W]=WARN [ 48.794428][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 48.797234][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.799372][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 48.800921][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 48.802423][ C0] sp : ffff8000800078a0 [ 48.803608][ C0] x29: ffff8000800079c0 x28: ffff0001ffa8afff x27: ffff0001fec50fe8 [ 48.805820][ C0] x26: ffff0001ffa8b000 x25: dfff800000000000 x24: ffff0001ffa8a000 [ 48.808090][ C0] x23: ffff0001fea8e450 x22: 0000000000000100 x21: ffff0000dd44db80 [ 48.810334][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 48.812489][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 48.814636][ C0] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 48.816809][ C0] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 48.819045][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 48.821219][ C0] x5 : 0000000000000001 x4 : ffff800080007aa0 x3 : ffff8000802595f4 [ 48.823407][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 48.825652][ C0] Call trace: [ 48.826516][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 48.828099][ C0] apply_to_page_range+0x4c/0x64 [ 48.829377][ C0] __change_memory_common+0xac/0x3f8 [ 48.830790][ C0] set_memory_valid+0x68/0x7c [ 48.832083][ C0] kfence_guarded_free+0x278/0x5a8 [ 48.833457][ C0] __kfence_free+0x104/0x198 [ 48.834688][ C0] kmem_cache_free+0x250/0x550 [ 48.835940][ C0] ptlock_free+0x54/0x6c [ 48.837185][ C0] __tlb_remove_table+0x30/0x274 [ 48.838532][ C0] tlb_remove_table_rcu+0x8c/0x19c [ 48.839970][ C0] rcu_core+0x848/0x17a4 [ 48.841186][ C0] rcu_core_si+0x10/0x1c [ 48.842304][ C0] handle_softirqs+0x328/0xc88 [ 48.843600][ C0] __do_softirq+0x14/0x20 [ 48.844770][ C0] ____do_softirq+0x14/0x20 [ 48.845979][ C0] call_on_irq_stack+0x24/0x30 [ 48.847228][ C0] do_softirq_own_stack+0x20/0x2c [ 48.848574][ C0] __irq_exit_rcu+0x1b0/0x478 [ 48.849847][ C0] irq_exit_rcu+0x14/0x84 [ 48.851127][ C0] el1_interrupt+0x38/0x54 [ 48.852347][ C0] el1h_64_irq_handler+0x18/0x24 [ 48.853720][ C0] el1h_64_irq+0x6c/0x70 [ 48.854953][ C0] number+0x324/0x8c0 (P) [ 48.856157][ C0] pointer+0x4a8/0xdcc [ 48.857264][ C0] vsnprintf+0x5bc/0xd60 [ 48.858421][ C0] seq_printf+0x148/0x22c [ 48.859597][ C0] s_show+0x194/0x294 [ 48.860677][ C0] seq_read_iter+0x85c/0xc2c [ 48.861926][ C0] seq_read+0x238/0x33c [ 48.863053][ C0] proc_reg_read+0x17c/0x2d4 [ 48.864280][ C0] vfs_read+0x22c/0x898 [ 48.865355][ C0] ksys_read+0x120/0x210 [ 48.866538][ C0] __arm64_sys_read+0x7c/0x90 [ 48.867786][ C0] invoke_syscall+0x98/0x2b8 [ 48.868995][ C0] el0_svc_common+0x130/0x23c [ 48.870246][ C0] do_el0_svc+0x48/0x58 [ 48.871394][ C0] el0_svc+0x58/0x17c [ 48.872466][ C0] el0t_64_sync_handler+0x78/0x108 [ 48.873895][ C0] el0t_64_sync+0x198/0x19c [ 48.875102][ C0] irq event stamp: 329705 [ 48.876255][ C0] hardirqs last enabled at (329704): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 48.879134][ C0] hardirqs last disabled at (329705): [] el1_dbg+0x24/0x80 [ 48.881496][ C0] softirqs last enabled at (329050): [] handle_softirqs+0xaf8/0xc88 [ 48.884135][ C0] softirqs last disabled at (329577): [] __do_softirq+0x14/0x20 [ 48.886607][ C0] ---[ end trace 0000000000000000 ]--- [ 48.888294][ C0] ------------[ cut here ]------------ [ 48.888321][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 48.892804][ C0] Modules linked in: [ 48.893853][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 48.897425][ C0] Tainted: [W]=WARN [ 48.898416][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 48.901112][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.903271][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 48.904866][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 48.906407][ C0] sp : ffff8000800078a0 [ 48.907553][ C0] x29: ffff8000800079c0 x28: ffff0001ffa8cfff x27: ffff0001fec50fe8 [ 48.909739][ C0] x26: ffff0001ffa8d000 x25: dfff800000000000 x24: ffff0001ffa8c000 [ 48.911907][ C0] x23: ffff0001fea8e460 x22: 0000000000000100 x21: ffff0000dd44db80 [ 48.914070][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 48.916188][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 48.918370][ C0] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 48.920502][ C0] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 48.922658][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 48.924807][ C0] x5 : 0000000000000001 x4 : ffff800080007aa0 x3 : ffff8000802595f4 [ 48.926956][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 48.929119][ C0] Call trace: [ 48.929976][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 48.931571][ C0] apply_to_page_range+0x4c/0x64 [ 48.932879][ C0] __change_memory_common+0xac/0x3f8 [ 48.934291][ C0] set_memory_valid+0x68/0x7c [ 48.935564][ C0] kfence_guarded_free+0x278/0x5a8 [ 48.936968][ C0] __kfence_free+0x104/0x198 [ 48.938208][ C0] kmem_cache_free+0x250/0x550 [ 48.939518][ C0] ptlock_free+0x54/0x6c [ 48.940684][ C0] __tlb_remove_table+0x30/0x274 [ 48.941971][ C0] tlb_remove_table_rcu+0x8c/0x19c [ 48.943348][ C0] rcu_core+0x848/0x17a4 [ 48.944502][ C0] rcu_core_si+0x10/0x1c [ 48.945658][ C0] handle_softirqs+0x328/0xc88 [ 48.947021][ C0] __do_softirq+0x14/0x20 [ 48.948200][ C0] ____do_softirq+0x14/0x20 [ 48.949451][ C0] call_on_irq_stack+0x24/0x30 [ 48.950686][ C0] do_softirq_own_stack+0x20/0x2c [ 48.952017][ C0] __irq_exit_rcu+0x1b0/0x478 [ 48.953258][ C0] irq_exit_rcu+0x14/0x84 [ 48.954400][ C0] el1_interrupt+0x38/0x54 [ 48.955577][ C0] el1h_64_irq_handler+0x18/0x24 [ 48.956892][ C0] el1h_64_irq+0x6c/0x70 [ 48.958031][ C0] number+0x324/0x8c0 (P) [ 48.959167][ C0] pointer+0x4a8/0xdcc [ 48.960278][ C0] vsnprintf+0x5bc/0xd60 [ 48.961414][ C0] seq_printf+0x148/0x22c [ 48.962545][ C0] s_show+0x194/0x294 [ 48.963657][ C0] seq_read_iter+0x85c/0xc2c [ 48.964878][ C0] seq_read+0x238/0x33c [ 48.965980][ C0] proc_reg_read+0x17c/0x2d4 [ 48.967231][ C0] vfs_read+0x22c/0x898 [ 48.968379][ C0] ksys_read+0x120/0x210 [ 48.969518][ C0] __arm64_sys_read+0x7c/0x90 [ 48.970730][ C0] invoke_syscall+0x98/0x2b8 [ 48.971935][ C0] el0_svc_common+0x130/0x23c [ 48.973289][ C0] do_el0_svc+0x48/0x58 [ 48.974381][ C0] el0_svc+0x58/0x17c [ 48.975496][ C0] el0t_64_sync_handler+0x78/0x108 [ 48.976923][ C0] el0t_64_sync+0x198/0x19c [ 48.978117][ C0] irq event stamp: 329723 [ 48.979340][ C0] hardirqs last enabled at (329722): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 48.982164][ C0] hardirqs last disabled at (329723): [] el1_dbg+0x24/0x80 [ 48.984513][ C0] softirqs last enabled at (329050): [] handle_softirqs+0xaf8/0xc88 [ 48.987069][ C0] softirqs last disabled at (329577): [] __do_softirq+0x14/0x20 [ 48.989555][ C0] ---[ end trace 0000000000000000 ]--- [ 48.991227][ C0] ------------[ cut here ]------------ [ 48.991249][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 48.995702][ C0] Modules linked in: [ 48.996716][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 49.000256][ C0] Tainted: [W]=WARN [ 49.001291][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.003920][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.006071][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 49.007628][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 49.009211][ C0] sp : ffff8000800078a0 [ 49.010312][ C0] x29: ffff8000800079c0 x28: ffff0001ffa92fff x27: ffff0001fec50fe8 [ 49.012419][ C0] x26: ffff0001ffa93000 x25: dfff800000000000 x24: ffff0001ffa92000 [ 49.014573][ C0] x23: ffff0001fea8e490 x22: 0000000000000100 x21: ffff0000dd44db80 [ 49.016778][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 49.018887][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 49.020979][ C0] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 49.023126][ C0] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 49.025258][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 49.027367][ C0] x5 : 0000000000000001 x4 : ffff800080007aa0 x3 : ffff8000802595f4 [ 49.029545][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 49.031704][ C0] Call trace: [ 49.032596][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 49.034128][ C0] apply_to_page_range+0x4c/0x64 [ 49.035429][ C0] __change_memory_common+0xac/0x3f8 [ 49.036807][ C0] set_memory_valid+0x68/0x7c [ 49.038021][ C0] kfence_guarded_free+0x278/0x5a8 [ 49.039398][ C0] __kfence_free+0x104/0x198 [ 49.040640][ C0] kmem_cache_free+0x250/0x550 [ 49.042065][ C0] ptlock_free+0x54/0x6c [ 49.043229][ C0] __tlb_remove_table+0x30/0x274 [ 49.044526][ C0] tlb_remove_table_rcu+0x8c/0x19c [ 49.045898][ C0] rcu_core+0x848/0x17a4 [ 49.047058][ C0] rcu_core_si+0x10/0x1c [ 49.048184][ C0] handle_softirqs+0x328/0xc88 [ 49.049500][ C0] __do_softirq+0x14/0x20 [ 49.050644][ C0] ____do_softirq+0x14/0x20 [ 49.051902][ C0] call_on_irq_stack+0x24/0x30 [ 49.053197][ C0] do_softirq_own_stack+0x20/0x2c [ 49.054566][ C0] __irq_exit_rcu+0x1b0/0x478 [ 49.055842][ C0] irq_exit_rcu+0x14/0x84 [ 49.057042][ C0] el1_interrupt+0x38/0x54 [ 49.058238][ C0] el1h_64_irq_handler+0x18/0x24 [ 49.059519][ C0] el1h_64_irq+0x6c/0x70 [ 49.060646][ C0] number+0x324/0x8c0 (P) [ 49.061836][ C0] pointer+0x4a8/0xdcc [ 49.062964][ C0] vsnprintf+0x5bc/0xd60 [ 49.064131][ C0] seq_printf+0x148/0x22c [ 49.065248][ C0] s_show+0x194/0x294 [ 49.066398][ C0] seq_read_iter+0x85c/0xc2c [ 49.067638][ C0] seq_read+0x238/0x33c [ 49.068711][ C0] proc_reg_read+0x17c/0x2d4 [ 49.069894][ C0] vfs_read+0x22c/0x898 [ 49.071040][ C0] ksys_read+0x120/0x210 [ 49.072180][ C0] __arm64_sys_read+0x7c/0x90 [ 49.073477][ C0] invoke_syscall+0x98/0x2b8 [ 49.074720][ C0] el0_svc_common+0x130/0x23c [ 49.076029][ C0] do_el0_svc+0x48/0x58 [ 49.077147][ C0] el0_svc+0x58/0x17c [ 49.078282][ C0] el0t_64_sync_handler+0x78/0x108 [ 49.079743][ C0] el0t_64_sync+0x198/0x19c [ 49.080989][ C0] irq event stamp: 329741 [ 49.082171][ C0] hardirqs last enabled at (329740): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 49.085054][ C0] hardirqs last disabled at (329741): [] el1_dbg+0x24/0x80 [ 49.087423][ C0] softirqs last enabled at (329050): [] handle_softirqs+0xaf8/0xc88 [ 49.090067][ C0] softirqs last disabled at (329577): [] __do_softirq+0x14/0x20 [ 49.092489][ C0] ---[ end trace 0000000000000000 ]--- [ 49.094154][ C0] ------------[ cut here ]------------ [ 49.094178][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 49.098678][ C0] Modules linked in: [ 49.099691][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 49.103252][ C0] Tainted: [W]=WARN [ 49.104325][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.107052][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.109181][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 49.110787][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 49.112286][ C0] sp : ffff8000800078a0 [ 49.113420][ C0] x29: ffff8000800079c0 x28: ffff0001ffa94fff x27: ffff0001fec50fe8 [ 49.115508][ C0] x26: ffff0001ffa95000 x25: dfff800000000000 x24: ffff0001ffa94000 [ 49.117690][ C0] x23: ffff0001fea8e4a0 x22: 0000000000000100 x21: ffff0000dd44db80 [ 49.119842][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 49.122079][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 49.124284][ C0] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 49.126472][ C0] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 49.128661][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 49.130794][ C0] x5 : 0000000000000001 x4 : ffff800080007aa0 x3 : ffff8000802595f4 [ 49.132936][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 49.135153][ C0] Call trace: [ 49.136022][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 49.137557][ C0] apply_to_page_range+0x4c/0x64 [ 49.138936][ C0] __change_memory_common+0xac/0x3f8 [ 49.140464][ C0] set_memory_valid+0x68/0x7c [ 49.141739][ C0] kfence_guarded_free+0x278/0x5a8 [ 49.143175][ C0] __kfence_free+0x104/0x198 [ 49.144414][ C0] kmem_cache_free+0x250/0x550 [ 49.145722][ C0] ptlock_free+0x54/0x6c [ 49.146868][ C0] __tlb_remove_table+0x30/0x274 [ 49.148132][ C0] tlb_remove_table_rcu+0x8c/0x19c [ 49.149603][ C0] rcu_core+0x848/0x17a4 [ 49.150783][ C0] rcu_core_si+0x10/0x1c [ 49.151915][ C0] handle_softirqs+0x328/0xc88 [ 49.153209][ C0] __do_softirq+0x14/0x20 [ 49.154371][ C0] ____do_softirq+0x14/0x20 [ 49.155612][ C0] call_on_irq_stack+0x24/0x30 [ 49.156943][ C0] do_softirq_own_stack+0x20/0x2c [ 49.158285][ C0] __irq_exit_rcu+0x1b0/0x478 [ 49.159567][ C0] irq_exit_rcu+0x14/0x84 [ 49.160767][ C0] el1_interrupt+0x38/0x54 [ 49.161984][ C0] el1h_64_irq_handler+0x18/0x24 [ 49.163395][ C0] el1h_64_irq+0x6c/0x70 [ 49.164523][ C0] number+0x324/0x8c0 (P) [ 49.165732][ C0] pointer+0x4a8/0xdcc [ 49.166828][ C0] vsnprintf+0x5bc/0xd60 [ 49.167986][ C0] seq_printf+0x148/0x22c [ 49.169149][ C0] s_show+0x194/0x294 [ 49.170218][ C0] seq_read_iter+0x85c/0xc2c [ 49.171520][ C0] seq_read+0x238/0x33c [ 49.172636][ C0] proc_reg_read+0x17c/0x2d4 [ 49.173881][ C0] vfs_read+0x22c/0x898 [ 49.175067][ C0] ksys_read+0x120/0x210 [ 49.176209][ C0] __arm64_sys_read+0x7c/0x90 [ 49.177449][ C0] invoke_syscall+0x98/0x2b8 [ 49.178723][ C0] el0_svc_common+0x130/0x23c [ 49.180038][ C0] do_el0_svc+0x48/0x58 [ 49.181164][ C0] el0_svc+0x58/0x17c [ 49.182215][ C0] el0t_64_sync_handler+0x78/0x108 [ 49.183650][ C0] el0t_64_sync+0x198/0x19c [ 49.184874][ C0] irq event stamp: 329759 [ 49.186020][ C0] hardirqs last enabled at (329758): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 49.188925][ C0] hardirqs last disabled at (329759): [] el1_dbg+0x24/0x80 [ 49.191252][ C0] softirqs last enabled at (329050): [] handle_softirqs+0xaf8/0xc88 [ 49.193919][ C0] softirqs last disabled at (329577): [] __do_softirq+0x14/0x20 [ 49.196446][ C0] ---[ end trace 0000000000000000 ]--- [ 49.198087][ C0] ------------[ cut here ]------------ [ 49.198107][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 49.202537][ C0] Modules linked in: [ 49.203686][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 49.207174][ C0] Tainted: [W]=WARN [ 49.208221][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.210914][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.213048][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 49.214627][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 49.216132][ C0] sp : ffff8000800078a0 [ 49.217265][ C0] x29: ffff8000800079c0 x28: ffff0001ffa74fff x27: ffff0001fec50fe8 [ 49.219411][ C0] x26: ffff0001ffa75000 x25: dfff800000000000 x24: ffff0001ffa74000 [ 49.221612][ C0] x23: ffff0001fea8e3a0 x22: 0000000000000100 x21: ffff0000dd44db80 [ 49.223737][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 49.225930][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 49.228104][ C0] x14: 1ffff00012dfb93f x13: 0000000000000000 x12: 0000000000000000 [ 49.230320][ C0] x11: ffff700012dfb940 x10: 0000000000ff0100 x9 : 0000000000000000 [ 49.232486][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 49.234680][ C0] x5 : 0000000000000001 x4 : ffff800080007aa0 x3 : ffff8000802595f4 [ 49.236849][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 49.239085][ C0] Call trace: [ 49.239977][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 49.241560][ C0] apply_to_page_range+0x4c/0x64 [ 49.242963][ C0] __change_memory_common+0xac/0x3f8 [ 49.244364][ C0] set_memory_valid+0x68/0x7c [ 49.245676][ C0] kfence_guarded_free+0x278/0x5a8 [ 49.247026][ C0] __kfence_free+0x104/0x198 [ 49.248306][ C0] kmem_cache_free+0x250/0x550 [ 49.249568][ C0] ptlock_free+0x54/0x6c [ 49.250760][ C0] __tlb_remove_table+0x30/0x274 [ 49.252117][ C0] tlb_remove_table_rcu+0x8c/0x19c [ 49.253457][ C0] rcu_core+0x848/0x17a4 [ 49.254656][ C0] rcu_core_si+0x10/0x1c [ 49.255871][ C0] handle_softirqs+0x328/0xc88 [ 49.257133][ C0] __do_softirq+0x14/0x20 [ 49.258383][ C0] ____do_softirq+0x14/0x20 [ 49.259604][ C0] call_on_irq_stack+0x24/0x30 [ 49.260974][ C0] do_softirq_own_stack+0x20/0x2c [ 49.262260][ C0] __irq_exit_rcu+0x1b0/0x478 [ 49.263520][ C0] irq_exit_rcu+0x14/0x84 [ 49.264714][ C0] el1_interrupt+0x38/0x54 [ 49.265927][ C0] el1h_64_irq_handler+0x18/0x24 [ 49.267260][ C0] el1h_64_irq+0x6c/0x70 [ 49.268489][ C0] number+0x324/0x8c0 (P) [ 49.269713][ C0] pointer+0x4a8/0xdcc [ 49.270820][ C0] vsnprintf+0x5bc/0xd60 [ 49.272189][ C0] seq_printf+0x148/0x22c [ 49.273367][ C0] s_show+0x194/0x294 [ 49.274473][ C0] seq_read_iter+0x85c/0xc2c [ 49.275798][ C0] seq_read+0x238/0x33c [ 49.276894][ C0] proc_reg_read+0x17c/0x2d4 [ 49.278196][ C0] vfs_read+0x22c/0x898 [ 49.279335][ C0] ksys_read+0x120/0x210 [ 49.280502][ C0] __arm64_sys_read+0x7c/0x90 [ 49.281834][ C0] invoke_syscall+0x98/0x2b8 [ 49.283134][ C0] el0_svc_common+0x130/0x23c [ 49.284471][ C0] do_el0_svc+0x48/0x58 [ 49.285641][ C0] el0_svc+0x58/0x17c [ 49.286738][ C0] el0t_64_sync_handler+0x78/0x108 [ 49.288121][ C0] el0t_64_sync+0x198/0x19c [ 49.289394][ C0] irq event stamp: 329775 [ 49.290697][ C0] hardirqs last enabled at (329774): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 49.293614][ C0] hardirqs last disabled at (329775): [] el1_dbg+0x24/0x80 [ 49.296160][ C0] softirqs last enabled at (329050): [] handle_softirqs+0xaf8/0xc88 [ 49.298809][ C0] softirqs last disabled at (329577): [] __do_softirq+0x14/0x20 [ 49.301301][ C0] ---[ end trace 0000000000000000 ]--- [ 49.303001][ C0] ------------[ cut here ]------------ [ 49.303024][ C0] WARNING: CPU: 0 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 49.307660][ C0] Modules linked in: [ 49.308749][ C0] CPU: 0 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 49.312349][ C0] Tainted: [W]=WARN [ 49.313392][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.316141][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.318271][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 49.319885][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 49.321517][ C0] sp : ffff800080007900 [ 49.322682][ C0] x29: ffff800080007a20 x28: ffff0001ffa9afff x27: ffff0001fec50fe8 [ 49.324926][ C0] x26: ffff0001ffa9b000 x25: dfff800000000000 x24: ffff0001ffa9a000 [ 49.327158][ C0] x23: ffff0001fea8e4d0 x22: 0000000000000100 x21: ffff0000dd44db80 [ 49.329372][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 49.331595][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 49.333804][ C0] x14: 1ffff00012dfb9a0 x13: 0000000000000000 x12: 0000000000000000 [ 49.336069][ C0] x11: ffff700012dfb9a1 x10: 0000000000ff0100 x9 : 0000000000000000 [ 49.338230][ C0] x8 : ffff0000dd44db80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 49.340450][ C0] x5 : 0000000000000001 x4 : ffff800080007b00 x3 : ffff8000802595f4 [ 49.342614][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 49.344941][ C0] Call trace: [ 49.345864][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 49.347433][ C0] apply_to_page_range+0x4c/0x64 [ 49.348796][ C0] __change_memory_common+0xac/0x3f8 [ 49.350234][ C0] set_memory_valid+0x68/0x7c [ 49.351463][ C0] kfence_guarded_free+0x278/0x5a8 [ 49.352905][ C0] __kfence_free+0x104/0x198 [ 49.354247][ C0] kfree+0x268/0x474 [ 49.355292][ C0] slab_free_after_rcu_debug+0x78/0x2f4 [ 49.356869][ C0] rcu_core+0x848/0x17a4 [ 49.358056][ C0] rcu_core_si+0x10/0x1c [ 49.359206][ C0] handle_softirqs+0x328/0xc88 [ 49.360484][ C0] __do_softirq+0x14/0x20 [ 49.361708][ C0] ____do_softirq+0x14/0x20 [ 49.363005][ C0] call_on_irq_stack+0x24/0x30 [ 49.364318][ C0] do_softirq_own_stack+0x20/0x2c [ 49.365674][ C0] __irq_exit_rcu+0x1b0/0x478 [ 49.367015][ C0] irq_exit_rcu+0x14/0x84 [ 49.368187][ C0] el1_interrupt+0x38/0x54 [ 49.369492][ C0] el1h_64_irq_handler+0x18/0x24 [ 49.370882][ C0] el1h_64_irq+0x6c/0x70 [ 49.372049][ C0] number+0x324/0x8c0 (P) [ 49.373172][ C0] pointer+0x4a8/0xdcc [ 49.374271][ C0] vsnprintf+0x5bc/0xd60 [ 49.375376][ C0] seq_printf+0x148/0x22c [ 49.376504][ C0] s_show+0x194/0x294 [ 49.377542][ C0] seq_read_iter+0x85c/0xc2c [ 49.378792][ C0] seq_read+0x238/0x33c [ 49.379887][ C0] proc_reg_read+0x17c/0x2d4 [ 49.381118][ C0] vfs_read+0x22c/0x898 [ 49.382247][ C0] ksys_read+0x120/0x210 [ 49.383383][ C0] __arm64_sys_read+0x7c/0x90 [ 49.384663][ C0] invoke_syscall+0x98/0x2b8 [ 49.385858][ C0] el0_svc_common+0x130/0x23c [ 49.387094][ C0] do_el0_svc+0x48/0x58 [ 49.388196][ C0] el0_svc+0x58/0x17c [ 49.389256][ C0] el0t_64_sync_handler+0x78/0x108 [ 49.390596][ C0] el0t_64_sync+0x198/0x19c [ 49.391844][ C0] irq event stamp: 329799 [ 49.393011][ C0] hardirqs last enabled at (329798): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 49.395829][ C0] hardirqs last disabled at (329799): [] el1_dbg+0x24/0x80 [ 49.398182][ C0] softirqs last enabled at (329050): [] handle_softirqs+0xaf8/0xc88 [ 49.400850][ C0] softirqs last disabled at (329577): [] __do_softirq+0x14/0x20 [ 49.403348][ C0] ---[ end trace 0000000000000000 ]--- [ 49.651030][ T6491] cgroup: Unknown subsys name 'net' [ 49.872052][ T6491] cgroup: Unknown subsys name 'cpuset' [ 49.875696][ T6491] cgroup: Unknown subsys name 'rlimit' [ 50.139794][ C0] ------------[ cut here ]------------ [ 50.139829][ C0] WARNING: CPU: 0 PID: 6498 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 50.144426][ C0] Modules linked in: [ 50.145451][ C0] CPU: 0 UID: 0 PID: 6498 Comm: sh Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 50.148796][ C0] Tainted: [W]=WARN [ 50.149758][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 50.152493][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 50.154564][ C0] pc : __apply_to_page_range+0xdb4/0x13e4 [ 50.156112][ C0] lr : __apply_to_page_range+0xdb4/0x13e4 [ 50.157718][ C0] sp : ffff800080007900 [ 50.158845][ C0] x29: ffff800080007a20 x28: ffff0001ffaacfff x27: ffff0001fec50fe8 [ 50.161127][ C0] x26: ffff0001ffaad000 x25: dfff800000000000 x24: ffff0001ffaac000 [ 50.163466][ C0] x23: ffff0001fea8e560 x22: 0000000000000100 x21: ffff0000dd403d00 [ 50.165736][ C0] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000065 [ 50.167915][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 50.170186][ C0] x14: 1ffff00012dfb969 x13: 0000000000000000 x12: 0000000000000000 [ 50.172388][ C0] x11: ffff700012dfb96a x10: 0000000000ff0100 x9 : 0000000000000000 [ 50.174604][ C0] x8 : ffff0000dd403d00 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 50.176725][ C0] x5 : 0000000000000001 x4 : ffff800080007b00 x3 : ffff8000802595f4 [ 50.178892][ C0] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 50.181033][ C0] Call trace: [ 50.181875][ C0] __apply_to_page_range+0xdb4/0x13e4 (P) [ 50.183407][ C0] apply_to_page_range+0x4c/0x64 [ 50.184851][ C0] __change_memory_common+0xac/0x3f8 [ 50.186311][ C0] set_memory_valid+0x68/0x7c [ 50.187615][ C0] kfence_guarded_free+0x278/0x5a8 [ 50.189083][ C0] __kfence_free+0x104/0x198 [ 50.190318][ C0] kfree+0x268/0x474 [ 50.191352][ C0] slab_free_after_rcu_debug+0x78/0x2f4 [ 50.192871][ C0] rcu_core+0x848/0x17a4 [ 50.193978][ C0] rcu_core_si+0x10/0x1c [ 50.195124][ C0] handle_softirqs+0x328/0xc88 [ 50.196329][ C0] __do_softirq+0x14/0x20 [ 50.197487][ C0] ____do_softirq+0x14/0x20 [ 50.198666][ C0] call_on_irq_stack+0x24/0x30 [ 50.199999][ C0] do_softirq_own_stack+0x20/0x2c [ 50.201382][ C0] __irq_exit_rcu+0x1b0/0x478 [ 50.202679][ C0] irq_exit_rcu+0x14/0x84 [ 50.203900][ C0] el1_interrupt+0x38/0x54 [ 50.205119][ C0] el1h_64_irq_handler+0x18/0x24 [ 50.206465][ C0] el1h_64_irq+0x6c/0x70 [ 50.207613][ C0] lock_acquire+0x178/0x2e0 (P) [ 50.208965][ C0] rcu_lock_acquire+0x44/0x54 [ 50.210249][ C0] pfn_valid+0x114/0x458 [ 50.211416][ C0] page_table_check_clear+0x34/0x570 [ 50.212831][ C0] __page_table_check_pte_clear+0xa0/0xc0 [ 50.214382][ C0] unmap_page_range+0x27a8/0x311c [ 50.215754][ C0] unmap_vmas+0x264/0x3d4 [ 50.216972][ C0] exit_mmap+0x1bc/0xbec [ 50.218142][ C0] __mmput+0xec/0x3dc [ 50.219248][ C0] mmput+0x70/0xac [ 50.220278][ C0] exec_mmap+0x534/0x654 [ 50.221467][ C0] begin_new_exec+0x690/0x11d0 [ 50.222828][ C0] load_elf_binary+0x6a0/0x1ebc [ 50.224131][ C0] bprm_execve+0x77c/0x10dc [ 50.225354][ C0] do_execveat_common+0x6ac/0x834 [ 50.226707][ C0] __arm64_sys_execve+0x9c/0xb4 [ 50.228059][ C0] invoke_syscall+0x98/0x2b8 [ 50.229209][ C0] el0_svc_common+0x130/0x23c [ 50.230425][ C0] do_el0_svc+0x48/0x58 [ 50.231636][ C0] el0_svc+0x58/0x17c [ 50.232700][ C0] el0t_64_sync_handler+0x78/0x108 [ 50.234122][ C0] el0t_64_sync+0x198/0x19c [ 50.235391][ C0] irq event stamp: 5217 [ 50.236540][ C0] hardirqs last enabled at (5216): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 50.239356][ C0] hardirqs last disabled at (5217): [] el1_dbg+0x24/0x80 [ 50.241702][ C0] softirqs last enabled at (3260): [] handle_softirqs+0xaf8/0xc88 [ 50.244228][ C0] softirqs last disabled at (5189): [] __do_softirq+0x14/0x20 [ 50.246613][ C0] ---[ end trace 0000000000000000 ]--- [ 50.248202][ C0] ------------[ cut here ]------------ [ 50.248222][ C0] WARNING: CPU: 0 PID: 6498 at ./arch/arm64/include/asm/pgtable.h:83 __apply_to_page_range+0xdc0/0x13e4 [ 50.252707][ C0] Modules linked in: [ 50.253805][ C0] CPU: 0 UID: 0 PID: 6498 Comm: sh Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 50.257289][ C0] Tainted: [W]=WARN [ 50.258289][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 50.261037][ C0] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 50.263200][ C0] pc : __apply_to_page_range+0xdc0/0x13e4 [ 50.264810][ C0] lr : __apply_to_page_range+0xdc0/0x13e4 [ 50.266432][ C0] sp : ffff800080007900 [ 50.267647][ C0] x29: ffff800080007a20 x28: ffff0001ffaacfff x27: ffff0001fec50fe8 [ 50.269859][ C0] x26: ffff0001ffaad000 x25: dfff800000000000 x24: ffff0001ffaac000 [ 50.272084][ C0] x23: ffff0001fea8e560 x22: 0000000000000100 x21: ffff0000dd403d00 [ 50.274256][ C0] x20: 000000008000000a x19: 0000000000000001 x18: 0000000000000065 [ 50.276539][ C0] x17: ffff80010d0e8000 x16: ffff80008051bab8 x15: 0000000000000001 [ 50.278785][ C0] x14: 1ffff00012dfb969 x13: 0000000000000000 x12: 0000000000000000 [ 50.281057][ C0] x11: ffff700012dfb96a x10: 0000000000ff0100 x9 : 0000000000000000 [ 50.283270][ C0] x8 : ffff0000dd403d00 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 50.285524][ C0] x5 : 0000000000000001 x4 : ffff800080007b00 x3 : ffff8000802595f4 [ 50.287860][ C0] x2 : 0000000000001000 x1 : 0000000080000000 x0 : 0000000000000000 [ 50.290064][ C0] Call trace: [ 50.290947][ C0] __apply_to_page_range+0xdc0/0x13e4 (P) [ 50.292481][ C0] apply_to_page_range+0x4c/0x64 [ 50.293846][ C0] __change_memory_common+0xac/0x3f8 [ 50.295281][ C0] set_memory_valid+0x68/0x7c [ 50.296558][ C0] kfence_guarded_free+0x278/0x5a8 [ 50.297966][ C0] __kfence_free+0x104/0x198 [ 50.299216][ C0] kfree+0x268/0x474 [ 50.300235][ C0] slab_free_after_rcu_debug+0x78/0x2f4 [ 50.301748][ C0] rcu_core+0x848/0x17a4 [ 50.302936][ C0] rcu_core_si+0x10/0x1c [ 50.304104][ C0] handle_softirqs+0x328/0xc88 [ 50.305374][ C0] __do_softirq+0x14/0x20 [ 50.306500][ C0] ____do_softirq+0x14/0x20 [ 50.307724][ C0] call_on_irq_stack+0x24/0x30 [ 50.309026][ C0] do_softirq_own_stack+0x20/0x2c [ 50.310433][ C0] __irq_exit_rcu+0x1b0/0x478 [ 50.311802][ C0] irq_exit_rcu+0x14/0x84 [ 50.313021][ C0] el1_interrupt+0x38/0x54 [ 50.314240][ C0] el1h_64_irq_handler+0x18/0x24 [ 50.315576][ C0] el1h_64_irq+0x6c/0x70 [ 50.316691][ C0] lock_acquire+0x178/0x2e0 (P) [ 50.318073][ C0] rcu_lock_acquire+0x44/0x54 [ 50.319349][ C0] pfn_valid+0x114/0x458 [ 50.320516][ C0] page_table_check_clear+0x34/0x570 [ 50.321940][ C0] __page_table_check_pte_clear+0xa0/0xc0 [ 50.323499][ C0] unmap_page_range+0x27a8/0x311c [ 50.324855][ C0] unmap_vmas+0x264/0x3d4 [ 50.325979][ C0] exit_mmap+0x1bc/0xbec [ 50.327116][ C0] __mmput+0xec/0x3dc [ 50.328200][ C0] mmput+0x70/0xac [ 50.329173][ C0] exec_mmap+0x534/0x654 [ 50.330316][ C0] begin_new_exec+0x690/0x11d0 [ 50.331574][ C0] load_elf_binary+0x6a0/0x1ebc [ 50.332859][ C0] bprm_execve+0x77c/0x10dc [ 50.334132][ C0] do_execveat_common+0x6ac/0x834 [ 50.335548][ C0] __arm64_sys_execve+0x9c/0xb4 [ 50.336939][ C0] invoke_syscall+0x98/0x2b8 [ 50.338234][ C0] el0_svc_common+0x130/0x23c [ 50.339502][ C0] do_el0_svc+0x48/0x58 [ 50.340653][ C0] el0_svc+0x58/0x17c [ 50.341746][ C0] el0t_64_sync_handler+0x78/0x108 [ 50.343176][ C0] el0t_64_sync+0x198/0x19c [ 50.344402][ C0] irq event stamp: 5225 [ 50.345576][ C0] hardirqs last enabled at (5224): [] exit_to_kernel_mode+0xc0/0xf0 [ 50.348198][ C0] hardirqs last disabled at (5225): [] el1_dbg+0x24/0x80 [ 50.350482][ C0] softirqs last enabled at (3260): [] handle_softirqs+0xaf8/0xc88 [ 50.353064][ C0] softirqs last disabled at (5189): [] __do_softirq+0x14/0x20 [ 50.355518][ C0] ---[ end trace 0000000000000000 ]--- [ 50.384961][ T6491] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 50.849948][ C1] ------------[ cut here ]------------ [ 50.849983][ C1] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 50.854649][ C1] Modules linked in: [ 50.855702][ C1] CPU: 1 UID: 0 PID: 6489 Comm: syz-execprog Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 50.859214][ C1] Tainted: [W]=WARN [ 50.860215][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 50.862917][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 50.864954][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 50.866484][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 50.867975][ C1] sp : ffff800080017900 [ 50.869036][ C1] x29: ffff800080017a20 x28: ffff0001ffab6fff x27: ffff0001fec50fe8 [ 50.871182][ C1] x26: ffff0001ffab7000 x25: dfff800000000000 x24: ffff0001ffab6000 [ 50.873334][ C1] x23: ffff0001fea8e5b0 x22: 0000000000000100 x21: ffff0000dd449e80 [ 50.875425][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 0000000000000000 [ 50.877548][ C1] x17: 0000000000000000 x16: ffff80008051bab8 x15: 0000000000000001 [ 50.879753][ C1] x14: 1ffff00012dfb9a0 x13: 0000000000000000 x12: 0000000000000000 [ 50.881935][ C1] x11: ffff700012dfb9a1 x10: 0000000000ff0100 x9 : 0000000000000000 [ 50.884032][ C1] x8 : ffff0000dd449e80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 50.886133][ C1] x5 : 0000000000000001 x4 : ffff800080017b00 x3 : ffff8000802595f4 [ 50.888271][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 50.890382][ C1] Call trace: [ 50.891302][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 50.892850][ C1] apply_to_page_range+0x4c/0x64 [ 50.894173][ C1] __change_memory_common+0xac/0x3f8 [ 50.895577][ C1] set_memory_valid+0x68/0x7c [ 50.896821][ C1] kfence_guarded_free+0x278/0x5a8 [ 50.898238][ C1] __kfence_free+0x104/0x198 [ 50.899503][ C1] kfree+0x268/0x474 [ 50.900558][ C1] slab_free_after_rcu_debug+0x78/0x2f4 [ 50.902005][ C1] rcu_core+0x848/0x17a4 [ 50.903139][ C1] rcu_core_si+0x10/0x1c [ 50.904315][ C1] handle_softirqs+0x328/0xc88 [ 50.905573][ C1] __do_softirq+0x14/0x20 [ 50.906699][ C1] ____do_softirq+0x14/0x20 [ 50.907977][ C1] call_on_irq_stack+0x24/0x30 [ 50.909276][ C1] do_softirq_own_stack+0x20/0x2c [ 50.910602][ C1] __irq_exit_rcu+0x1b0/0x478 [ 50.911846][ C1] irq_exit_rcu+0x14/0x84 [ 50.912953][ C1] el1_interrupt+0x38/0x54 [ 50.914225][ C1] el1h_64_irq_handler+0x18/0x24 [ 50.915540][ C1] el1h_64_irq+0x6c/0x70 [ 50.916724][ C1] local_daif_restore+0x20/0x3c (P) [ 50.918130][ C1] el0_svc+0x50/0x17c [ 50.919166][ C1] el0t_64_sync_handler+0x78/0x108 [ 50.920531][ C1] el0t_64_sync+0x198/0x19c [ 50.921742][ C1] irq event stamp: 15971 [ 50.922853][ C1] hardirqs last enabled at (15970): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 50.925726][ C1] hardirqs last disabled at (15971): [] el1_dbg+0x24/0x80 [ 50.928019][ C1] softirqs last enabled at (15406): [] local_bh_enable+0x10/0x34 [ 50.930479][ C1] softirqs last disabled at (15791): [] __do_softirq+0x14/0x20 [ 50.932936][ C1] ---[ end trace 0000000000000000 ]--- [ 51.060022][ C1] ------------[ cut here ]------------ [ 51.060141][ C1] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 51.064652][ C1] Modules linked in: [ 51.065879][ C1] CPU: 1 UID: 0 PID: 6489 Comm: syz-execprog Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 51.069417][ C1] Tainted: [W]=WARN [ 51.070439][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 51.073174][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.075186][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 51.076737][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 51.078266][ C1] sp : ffff800080017280 [ 51.079388][ C1] x29: ffff8000800173a0 x28: ffff0001ffabafff x27: ffff0001fec50fe8 [ 51.081534][ C1] x26: ffff0001ffabb000 x25: dfff800000000000 x24: ffff0001ffaba000 [ 51.083679][ C1] x23: ffff0001fea8e5d0 x22: 0000000000000100 x21: ffff0000dd449e80 [ 51.085836][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 00000000ffffffff [ 51.087940][ C1] x17: ffff800092f37000 x16: ffff80008adb82bc x15: ffff700010002e98 [ 51.090038][ C1] x14: 1ffff00010002e98 x13: 0000000000000004 x12: ffffffffffffffff [ 51.092132][ C1] x11: 0000000053d970b6 x10: 0000000000ff0100 x9 : 0000000000000000 [ 51.094250][ C1] x8 : ffff0000dd449e80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 51.096339][ C1] x5 : 0000000000000001 x4 : ffff800080017480 x3 : ffff8000802595f4 [ 51.098435][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 51.100532][ C1] Call trace: [ 51.101446][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 51.102945][ C1] apply_to_page_range+0x4c/0x64 [ 51.104271][ C1] __change_memory_common+0xac/0x3f8 [ 51.105764][ C1] set_memory_valid+0x68/0x7c [ 51.107042][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 51.108440][ C1] __kfence_alloc+0x394/0x45c [ 51.109772][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 51.111326][ C1] kmalloc_reserve+0xc4/0x268 [ 51.112556][ C1] __alloc_skb+0x170/0x2ec [ 51.113729][ C1] tcp_xmit_probe_skb+0x74/0x3b8 [ 51.115083][ C1] tcp_write_wakeup+0x174/0x638 [ 51.116418][ C1] tcp_send_probe0+0x58/0x424 [ 51.117715][ C1] tcp_write_timer_handler+0x520/0x7cc [ 51.119238][ C1] tcp_write_timer+0x198/0x30c [ 51.120490][ C1] call_timer_fn+0x1b4/0x818 [ 51.121678][ C1] __run_timer_base+0x51c/0x76c [ 51.122920][ C1] run_timer_softirq+0xcc/0x194 [ 51.124251][ C1] handle_softirqs+0x328/0xc88 [ 51.125558][ C1] __do_softirq+0x14/0x20 [ 51.126730][ C1] ____do_softirq+0x14/0x20 [ 51.127994][ C1] call_on_irq_stack+0x24/0x30 [ 51.129254][ C1] do_softirq_own_stack+0x20/0x2c [ 51.130635][ C1] __irq_exit_rcu+0x1b0/0x478 [ 51.131976][ C1] irq_exit_rcu+0x14/0x84 [ 51.133174][ C1] el0_interrupt+0x70/0x1cc [ 51.134391][ C1] __el0_irq_handler_common+0x18/0x24 [ 51.135869][ C1] el0t_64_irq_handler+0x10/0x1c [ 51.137198][ C1] el0t_64_irq+0x198/0x19c [ 51.138414][ C1] irq event stamp: 94795 [ 51.139536][ C1] hardirqs last enabled at (94794): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 51.142359][ C1] hardirqs last disabled at (94795): [] kfence_guarded_alloc+0x190/0xb08 [ 51.145075][ C1] softirqs last enabled at (92738): [] local_bh_enable+0x10/0x34 [ 51.147578][ C1] softirqs last disabled at (94775): [] __do_softirq+0x14/0x20 [ 51.150010][ C1] ---[ end trace 0000000000000000 ]--- [ 51.151548][ C1] ------------[ cut here ]------------ [ 51.151563][ C1] WARNING: CPU: 1 PID: 6489 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 51.155809][ C1] Modules linked in: [ 51.156879][ C1] CPU: 1 UID: 0 PID: 6489 Comm: syz-execprog Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 51.160480][ C1] Tainted: [W]=WARN [ 51.161490][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 51.164243][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.166340][ C1] pc : change_page_range+0x188/0x1cc [ 51.167770][ C1] lr : change_page_range+0x188/0x1cc [ 51.169144][ C1] sp : ffff800080017240 [ 51.170229][ C1] x29: ffff800080017240 x28: ffff0001ffabafff x27: ffff0001fec50fe8 [ 51.172340][ C1] x26: ffff0001ffabb000 x25: ffff0001ffaba000 x24: ffff0001ffaba000 [ 51.174536][ C1] x23: 006800023faba707 x22: 0040000000000001 x21: dfff800000000000 [ 51.176716][ C1] x20: 0000000000000100 x19: ffff0000dd449e80 x18: 00000000ffffffff [ 51.178902][ C1] x17: ffff800092f37000 x16: ffff80008adb82bc x15: 0000000000000001 [ 51.181028][ C1] x14: 1fffe0001ba893d0 x13: 0000000000000000 x12: 0000000000000000 [ 51.183103][ C1] x11: ffff60001ba893d1 x10: 0000000000ff0100 x9 : 0000000000000000 [ 51.185187][ C1] x8 : ffff0000dd449e80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 51.187270][ C1] x5 : 0000000000000001 x4 : ffff800080017480 x3 : ffff800080ac62d0 [ 51.189372][ C1] x2 : ffff800080017480 x1 : 0000000000000100 x0 : 0000000000000000 [ 51.191460][ C1] Call trace: [ 51.192323][ C1] change_page_range+0x188/0x1cc (P) [ 51.193733][ C1] __apply_to_page_range+0xd58/0x13e4 [ 51.195132][ C1] apply_to_page_range+0x4c/0x64 [ 51.196414][ C1] __change_memory_common+0xac/0x3f8 [ 51.197814][ C1] set_memory_valid+0x68/0x7c [ 51.199025][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 51.200379][ C1] __kfence_alloc+0x394/0x45c [ 51.201614][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 51.203166][ C1] kmalloc_reserve+0xc4/0x268 [ 51.204383][ C1] __alloc_skb+0x170/0x2ec [ 51.205510][ C1] tcp_xmit_probe_skb+0x74/0x3b8 [ 51.206883][ C1] tcp_write_wakeup+0x174/0x638 [ 51.208168][ C1] tcp_send_probe0+0x58/0x424 [ 51.209389][ C1] tcp_write_timer_handler+0x520/0x7cc [ 51.210878][ C1] tcp_write_timer+0x198/0x30c [ 51.212186][ C1] call_timer_fn+0x1b4/0x818 [ 51.213433][ C1] __run_timer_base+0x51c/0x76c [ 51.214735][ C1] run_timer_softirq+0xcc/0x194 [ 51.215985][ C1] handle_softirqs+0x328/0xc88 [ 51.217212][ C1] __do_softirq+0x14/0x20 [ 51.218387][ C1] ____do_softirq+0x14/0x20 [ 51.219650][ C1] call_on_irq_stack+0x24/0x30 [ 51.220946][ C1] do_softirq_own_stack+0x20/0x2c [ 51.222349][ C1] __irq_exit_rcu+0x1b0/0x478 [ 51.223640][ C1] irq_exit_rcu+0x14/0x84 [ 51.224810][ C1] el0_interrupt+0x70/0x1cc [ 51.226008][ C1] __el0_irq_handler_common+0x18/0x24 [ 51.227419][ C1] el0t_64_irq_handler+0x10/0x1c [ 51.228784][ C1] el0t_64_irq+0x198/0x19c [ 51.229986][ C1] irq event stamp: 94795 [ 51.231151][ C1] hardirqs last enabled at (94794): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 51.233988][ C1] hardirqs last disabled at (94795): [] kfence_guarded_alloc+0x190/0xb08 [ 51.236582][ C1] softirqs last enabled at (92738): [] local_bh_enable+0x10/0x34 [ 51.239112][ C1] softirqs last disabled at (94775): [] __do_softirq+0x14/0x20 [ 51.241590][ C1] ---[ end trace 0000000000000000 ]--- [ 51.243424][ C1] ------------[ cut here ]------------ [ 51.243593][ C1] WARNING: CPU: 1 PID: 23 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 51.247889][ C1] Modules linked in: [ 51.249004][ C1] CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 51.252477][ C1] Tainted: [W]=WARN [ 51.253550][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 51.256179][ C1] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.258294][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 51.259813][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 51.261385][ C1] sp : ffff800097716a40 [ 51.262532][ C1] x29: ffff800097716b60 x28: ffff0001ffabafff x27: ffff0001fec50fe8 [ 51.264704][ C1] x26: ffff0001ffabb000 x25: dfff800000000000 x24: ffff0001ffaba000 [ 51.266795][ C1] x23: ffff0001fea8e5d0 x22: 0000000000000100 x21: ffff0000c1b95b80 [ 51.268915][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 00000000ffffffff [ 51.271008][ C1] x17: ffff800092f37000 x16: ffff80008051bab8 x15: 0000000000000001 [ 51.273067][ C1] x14: 1ffff00012dfb957 x13: 0000000000000000 x12: 0000000000000000 [ 51.275236][ C1] x11: ffff700012dfb958 x10: 0000000000ff0100 x9 : 0000000000000000 [ 51.277486][ C1] x8 : ffff0000c1b95b80 x7 : ffff800080c2b0a4 x6 : 0000000000000000 [ 51.279748][ C1] x5 : 0000000000000001 x4 : ffff800097716c40 x3 : ffff8000802595f4 [ 51.281850][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 51.283981][ C1] Call trace: [ 51.284821][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 51.286290][ C1] apply_to_page_range+0x4c/0x64 [ 51.287608][ C1] __change_memory_common+0xac/0x3f8 [ 51.289021][ C1] set_memory_valid+0x68/0x7c [ 51.290279][ C1] kfence_guarded_free+0x278/0x5a8 [ 51.291769][ C1] __kfence_free+0x104/0x198 [ 51.293005][ C1] kmem_cache_free+0x250/0x550 [ 51.294279][ C1] skb_free_head+0xbc/0x198 [ 51.295448][ C1] skb_release_data+0x66c/0x820 [ 51.296755][ C1] sk_skb_reason_drop+0x148/0x1b0 [ 51.298137][ C1] tcp_drop_reason+0xb8/0x120 [ 51.299380][ C1] tcp_validate_incoming+0xf54/0x1bec [ 51.300827][ C1] tcp_rcv_established+0x7b8/0x1cc0 [ 51.302254][ C1] tcp_v4_do_rcv+0x3c0/0xbc4 [ 51.303516][ C1] tcp_v4_rcv+0x202c/0x28b8 [ 51.304744][ C1] ip_protocol_deliver_rcu+0x1f8/0x484 [ 51.306234][ C1] ip_local_deliver_finish+0x27c/0x4e8 [ 51.307736][ C1] NF_HOOK+0x2c4/0x358 [ 51.308835][ C1] ip_local_deliver+0x120/0x194 [ 51.310129][ C1] ip_rcv_finish+0x21c/0x248 [ 51.311318][ C1] NF_HOOK+0x2c4/0x358 [ 51.312433][ C1] ip_rcv+0x7c/0x9c [ 51.313495][ C1] __netif_receive_skb+0xcc/0x2a8 [ 51.314929][ C1] process_backlog+0x60c/0x10e4 [ 51.316338][ C1] __napi_poll+0xb4/0x3fc [ 51.317435][ C1] net_rx_action+0x5d4/0xcc8 [ 51.318718][ C1] handle_softirqs+0x328/0xc88 [ 51.320072][ C1] run_ksoftirqd+0x70/0xc0 [ 51.321225][ C1] smpboot_thread_fn+0x4d8/0x9cc [ 51.322597][ C1] kthread+0x5fc/0x75c [ 51.323696][ C1] ret_from_fork+0x10/0x20 [ 51.324859][ C1] irq event stamp: 762823 [ 51.326071][ C1] hardirqs last enabled at (762822): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 51.328837][ C1] hardirqs last disabled at (762823): [] el1_dbg+0x24/0x80 [ 51.331298][ C1] softirqs last enabled at (762796): [] handle_softirqs+0xaf8/0xc88 [ 51.333900][ C1] softirqs last disabled at (762801): [] run_ksoftirqd+0x70/0xc0 [ 51.336353][ C1] ---[ end trace 0000000000000000 ]--- [ 51.740369][ C1] ------------[ cut here ]------------ [ 51.740524][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:82 __apply_to_page_range+0xdb4/0x13e4 [ 51.745067][ C1] Modules linked in: [ 51.746227][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 51.749854][ C1] Tainted: [W]=WARN [ 51.750832][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 51.753559][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.755727][ C1] pc : __apply_to_page_range+0xdb4/0x13e4 [ 51.757270][ C1] lr : __apply_to_page_range+0xdb4/0x13e4 [ 51.758862][ C1] sp : ffff800080016b60 [ 51.760093][ C1] x29: ffff800080016c80 x28: ffff0001ffac2fff x27: ffff0001fec50fe8 [ 51.762315][ C1] x26: ffff0001ffac3000 x25: dfff800000000000 x24: ffff0001ffac2000 [ 51.764483][ C1] x23: ffff0001fea8e610 x22: 0000000000000100 x21: ffff0000dd44db80 [ 51.766733][ C1] x20: 100000023ea8e403 x19: 0000000000000001 x18: 00000000ffffffff [ 51.768978][ C1] x17: ffff800092f37000 x16: ffff80008adb82bc x15: ffff700010002db4 [ 51.771181][ C1] x14: 1ffff00010002db4 x13: 0000000000000004 x12: ffffffffffffffff [ 51.773282][ C1] x11: 000000007573ca51 x10: 0000000000ff0100 x9 : 0000000000000000 [ 51.775434][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 51.777749][ C1] x5 : 0000000000000001 x4 : ffff800080016d60 x3 : ffff8000802595f4 [ 51.779925][ C1] x2 : 0000000000001000 x1 : 0000000000000100 x0 : 0000000000000000 [ 51.782128][ C1] Call trace: [ 51.783102][ C1] __apply_to_page_range+0xdb4/0x13e4 (P) [ 51.784695][ C1] apply_to_page_range+0x4c/0x64 [ 51.786090][ C1] __change_memory_common+0xac/0x3f8 [ 51.787591][ C1] set_memory_valid+0x68/0x7c [ 51.788940][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 51.790349][ C1] __kfence_alloc+0x394/0x45c [ 51.791562][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 51.793156][ C1] __alloc_skb+0x144/0x2ec [ 51.794347][ C1] __tcp_send_ack+0xa4/0x55c [ 51.795613][ C1] tcp_send_ack+0x50/0x6c [ 51.796778][ C1] __tcp_ack_snd_check+0x3ac/0x8d8 [ 51.798163][ C1] tcp_rcv_established+0xde8/0x1cc0 [ 51.799596][ C1] tcp_v4_do_rcv+0x3c0/0xbc4 [ 51.800860][ C1] tcp_v4_rcv+0x202c/0x28b8 [ 51.802105][ C1] ip_protocol_deliver_rcu+0x1f8/0x484 [ 51.803529][ C1] ip_local_deliver_finish+0x27c/0x4e8 [ 51.805082][ C1] NF_HOOK+0x2c4/0x358 [ 51.806198][ C1] ip_local_deliver+0x120/0x194 [ 51.807509][ C1] ip_rcv_finish+0x21c/0x248 [ 51.808718][ C1] NF_HOOK+0x2c4/0x358 [ 51.809785][ C1] ip_rcv+0x7c/0x9c [ 51.810777][ C1] __netif_receive_skb+0xcc/0x2a8 [ 51.812168][ C1] process_backlog+0x60c/0x10e4 [ 51.813516][ C1] __napi_poll+0xb4/0x3fc [ 51.814687][ C1] net_rx_action+0x5d4/0xcc8 [ 51.815948][ C1] handle_softirqs+0x328/0xc88 [ 51.817272][ C1] __do_softirq+0x14/0x20 [ 51.818440][ C1] ____do_softirq+0x14/0x20 [ 51.819670][ C1] call_on_irq_stack+0x24/0x30 [ 51.820922][ C1] do_softirq_own_stack+0x20/0x2c [ 51.822244][ C1] do_softirq+0x90/0xf8 [ 51.823405][ C1] __local_bh_enable_ip+0x240/0x35c [ 51.824734][ C1] local_bh_enable+0x28/0x34 [ 51.826005][ C1] __dev_queue_xmit+0x1750/0x31f0 [ 51.827410][ C1] ip_finish_output2+0xd80/0x1240 [ 51.828781][ C1] __ip_finish_output+0x1b0/0x44c [ 51.830154][ C1] ip_finish_output+0x44/0x304 [ 51.831408][ C1] ip_output+0x194/0x20c [ 51.832561][ C1] __ip_queue_xmit+0xdcc/0x173c [ 51.833923][ C1] ip_queue_xmit+0x5c/0x7c [ 51.835112][ C1] __tcp_transmit_skb+0x17f8/0x2e68 [ 51.836516][ C1] tcp_write_xmit+0x14d8/0x51a8 [ 51.837834][ C1] __tcp_push_pending_frames+0x98/0x260 [ 51.839316][ C1] tcp_rcv_established+0xd9c/0x1cc0 [ 51.840836][ C1] tcp_v4_do_rcv+0x3c0/0xbc4 [ 51.842111][ C1] __release_sock+0x19c/0x39c [ 51.843368][ C1] __sk_flush_backlog+0x34/0xa0 [ 51.844699][ C1] tcp_sendmsg_locked+0x33d8/0x4160 [ 51.846112][ C1] tcp_sendmsg+0x40/0x64 [ 51.847256][ C1] inet_sendmsg+0x154/0x284 [ 51.848469][ C1] sock_write_iter+0x25c/0x378 [ 51.849773][ C1] vfs_write+0x62c/0x97c [ 51.850991][ C1] ksys_write+0x120/0x210 [ 51.852192][ C1] __arm64_sys_write+0x7c/0x90 [ 51.853484][ C1] invoke_syscall+0x98/0x2b8 [ 51.854709][ C1] el0_svc_common+0x130/0x23c [ 51.856043][ C1] do_el0_svc+0x48/0x58 [ 51.857142][ C1] el0_svc+0x58/0x17c [ 51.858257][ C1] el0t_64_sync_handler+0x78/0x108 [ 51.859696][ C1] el0t_64_sync+0x198/0x19c [ 51.860914][ C1] irq event stamp: 609603 [ 51.862125][ C1] hardirqs last enabled at (609602): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 51.865090][ C1] hardirqs last disabled at (609603): [] kfence_guarded_alloc+0x190/0xb08 [ 51.867872][ C1] softirqs last enabled at (608938): [] local_bh_enable+0x10/0x34 [ 51.870570][ C1] softirqs last disabled at (608939): [] __do_softirq+0x14/0x20 [ 51.873120][ C1] ---[ end trace 0000000000000000 ]--- [ 51.874644][ C1] ------------[ cut here ]------------ [ 51.874665][ C1] WARNING: CPU: 1 PID: 6491 at ./arch/arm64/include/asm/pgtable.h:67 change_page_range+0x188/0x1cc [ 51.878986][ C1] Modules linked in: [ 51.880006][ C1] CPU: 1 UID: 0 PID: 6491 Comm: syz-executor Tainted: G W 6.15.0-rc5-syzkaller-00074-gac57c6b0f09c #0 PREEMPT [ 51.883627][ C1] Tainted: [W]=WARN [ 51.884686][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 51.887488][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.889627][ C1] pc : change_page_range+0x188/0x1cc [ 51.891106][ C1] lr : change_page_range+0x188/0x1cc [ 51.892534][ C1] sp : ffff800080016b20 [ 51.893689][ C1] x29: ffff800080016b20 x28: ffff0001ffac2fff x27: ffff0001fec50fe8 [ 51.895900][ C1] x26: ffff0001ffac3000 x25: ffff0001ffac2000 x24: ffff0001ffac2000 [ 51.898115][ C1] x23: 006800023fac2707 x22: 0040000000000001 x21: dfff800000000000 [ 51.900351][ C1] x20: 0000000000000100 x19: ffff0000dd44db80 x18: 00000000ffffffff [ 51.902497][ C1] x17: ffff800092f37000 x16: ffff80008adb82bc x15: 0000000000000001 [ 51.904775][ C1] x14: 1fffe0001ba89b70 x13: 0000000000000000 x12: 0000000000000000 [ 51.906942][ C1] x11: ffff60001ba89b71 x10: 0000000000ff0100 x9 : 0000000000000000 [ 51.909121][ C1] x8 : ffff0000dd44db80 x7 : ffff800080c2c30c x6 : 0000000000000000 [ 51.911402][ C1] x5 : 0000000000000001 x4 : ffff800080016d60 x3 : ffff800080ac62d0 [ 51.913504][ C1] x2 : ffff800080016d60 x1 : 0000000000000100 x0 : 0000000000000000 [ 51.915646][ C1] Call trace: [ 51.916503][ C1] change_page_range+0x188/0x1cc (P) [ 51.917907][ C1] __apply_to_page_range+0xd58/0x13e4 [ 51.919372][ C1] apply_to_page_range+0x4c/0x64 [ 51.920764][ C1] __change_memory_common+0xac/0x3f8 [ 51.922194][ C1] set_memory_valid+0x68/0x7c [ 51.923499][ C1] kfence_guarded_alloc+0x2e8/0xb08 [ 51.924951][ C1] __kfence_alloc+0x394/0x45c [ 51.926263][ C1] kmem_cache_alloc_node_noprof+0x34c/0x3f4 [ 51.927899][ C1] __alloc_skb+0x144/0x2ec [ 51.929114][ C1] __tcp_send_ack+0xa4/0x55c [ 51.930401][ C1] tcp_send_ack+0x50/0x6c [ 51.931557][ C1] __tcp_ack_snd_check+0x3ac/0x8d8 [ 51.933009][ C1] tcp_rcv_established+0xde8/0x1cc0 [ 51.934392][ C1] tcp_v4_do_rcv+0x3c0/0xbc4 [ 51.935609][ C1] tcp_v4_rcv+0x202c/0x28b8 [ 51.936851][ C1] ip_protocol_deliver_rcu+0x1f8/0x484 [ 51.938407][ C1] ip_local_deliver_finish+0x27c/0x4e8 [ 51.939888][ C1] NF_HOOK+0x2c4/0x358 [ 51.940992][ C1] ip_local_deliver+0x120/0x194 [ 51.942253][ C1] ip_rcv_finish+0x21c/0x248 [ 51.943477][ C1] NF_HOOK+0x2c4/0x358 [ 51.944613][ C1] ip_rcv+0x7c/0x9c [ 51.945680][ C1] __netif_receive_skb+0xcc/0x2a8 [ 51.947062][ C1] process_backlog+0x60c/0x10e4 [ 51.948350][ C1] __napi_poll+0xb4/0x3fc [ 51.949490][ C1] net_rx_action+0x5d4/0xcc8 [ 51.950734][ C1] handle_softirqs+0x328/0xc88 [ 51.952115][ C1] __do_softirq+0x14/0x20 [ 51.953247][ C1] ____do_softirq+0x14/0x20 [ 51.954495][ C1] call_on_irq_stack+0x24/0x30 [ 51.955902][ C1] do_softirq_own_stack+0x20/0x2c [ 51.957233][ C1] do_softirq+0x90/0xf8 [ 51.958359][ C1] __local_bh_enable_ip+0x240/0x35c [ 51.959864][ C1] local_bh_enable+0x28/0x34 [ 51.961152][ C1] __dev_queue_xmit+0x1750/0x31f0 [ 51.962485][ C1] ip_finish_output2+0xd80/0x1240 [ 51.963857][ C1] __ip_finish_output+0x1b0/0x44c [ 51.965219][ C1] ip_finish_output+0x44/0x304 [ 51.966487][ C1] ip_output+0x194/0x20c [ 51.967698][ C1] __ip_queue_xmit+0xdcc/0x173c [ 51.968977][ C1] ip_queue_xmit+0x5c/0x7c [ 51.970170][ C1] __tcp_transmit_skb+0x17f8/0x2e68 [ 51.971562][ C1] tcp_write_xmit+0x14d8/0x51a8 [ 51.972960][ C1] __tcp_push_pending_frames+0x98/0x260 [ 51.974456][ C1] tcp_rcv_established+0xd9c/0x1cc0 [ 51.975867][ C1] tcp_v4_do_rcv+0x3c0/0xbc4 [ 51.977069][ C1] __release_sock+0x19c/0x39c [ 51.978293][ C1] __sk_flush_backlog+0x34/0xa0 [ 51.979688][ C1] tcp_sendmsg_locked+0x33d8/0x4160 [ 51.981046][ C1] tcp_sendmsg+0x40/0x64 [ 51.982278][ C1] inet_sendmsg+0x154/0x284 [ 51.983534][ C1] sock_write_iter+0x25c/0x378 [ 51.984839][ C1] vfs_write+0x62c/0x97c [ 51.986017][ C1] ksys_write+0x120/0x210 [ 51.987162][ C1] __arm64_sys_write+0x7c/0x90 [ 51.988443][ C1] invoke_syscall+0x98/0x2b8 [ 51.989711][ C1] el0_svc_common+0x130/0x23c [ 51.991034][ C1] do_el0_svc+0x48/0x58 [ 51.992161][ C1] el0_svc+0x58/0x17c [ 51.993206][ C1] el0t_64_sync_handler+0x78/0x108 [ 51.994684][ C1] el0t_64_sync+0x198/0x19c [ 51.995906][ C1] irq event stamp: 609603 [ 51.997110][ C1] hardirqs last enabled at (609602): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 51.999916][ C1] hardirqs last disabled at (609603): [] kfence_guarded_alloc+0x190/0xb08 [ 52.002636][ C1] softirqs last enabled at (608938): [] local_bh_enable+0x10/0x34 [ 52.005221][ C1] softirqs last disabled at (608939): [] __do_softirq+0x14/0x20 [ 52.007751][ C1] ---[ end trace 0000000000000000 ]--- syzkaller build log: go env (err=) GO111MODULE='auto' GOARCH='amd64' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFLAGS='' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs-2/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.22.7' GCCGO='gccgo' GOAMD64='v1' AR='ar' CC='gcc' CXX='g++' CGO_ENABLED='1' GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod' GOWORK='' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' PKG_CONFIG='pkg-config' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1420307343=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at 6f888b75309 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env bin/syz-sysgen go fmt ./sys/... >/dev/null touch .descriptions GOOS=linux GOARCH=arm64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=6f888b7530906167ecb1f5a35e060fec736d6d32 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240919-083833'" "-tags=syz_target syz_os_linux syz_arch_arm64 " -o ./bin/linux_arm64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_arm64 aarch64-linux-gnu-g++ -o ./bin/linux_arm64/syz-executor executor/executor.cc \ -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -std=c++17 -I. -Iexecutor/_include -fpermissive -w -DGOOS_linux=1 -DGOARCH_arm64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"6f888b7530906167ecb1f5a35e060fec736d6d32\" /usr/lib/gcc-cross/aarch64-linux-gnu/12/../../../../aarch64-linux-gnu/bin/ld: /tmp/ccz2Oefx.o: in function `test_cover_filter()': executor.cc:(.text+0x105ac): warning: the use of `tempnam' is dangerous, better use `mkstemp' /usr/lib/gcc-cross/aarch64-linux-gnu/12/../../../../aarch64-linux-gnu/bin/ld: /tmp/ccz2Oefx.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0xd8): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking