syzbot

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WARNING: CPU: 0 PID: 4323 at net/ipv4/af_inet.c:154 inet_sock_destruct+0x580/0x678 net/ipv4/af_inet.c:154
Modules linked in:
CPU: 0 PID: 4323 Comm: syz-execprog Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 42400005 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : inet_sock_destruct+0x580/0x678 net/ipv4/af_inet.c:154
lr : inet_sock_destruct+0x580/0x678 net/ipv4/af_inet.c:154
sp : ffff800008007c80
x29: ffff800008007c90 x28: ffff0000d61fde28 x27: dfff800000000000
x26: 1fffe0001ac3fb54 x25: dfff800000000000 x24: ffff0000d61fd940
x23: 1fffe0001ac3fb2d x22: 0000000000000007 x21: 0000000000000000
x20: 0000000000000ffd x19: 0000000000000000 x18: ffff800011abbcc0
x17: ffff800008549d40 x16: ffff8000082d22d4 x15: ffff8000081f0c80
x14: ffff8000081f19e8 x13: 1ffff00002a180b1 x12: 0000000000ff0100
x11: ff0080001053d954 x10: 0000000000000000 x9 : ffff80001053d954
x8 : ffff0000d5788000 x7 : ffff800008371358 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80001053d7a0
x2 : 0000000000000000 x1 : 0000000000000ffd x0 : 0000000000000000
Call trace:
 inet_sock_destruct+0x580/0x678 net/ipv4/af_inet.c:154
 inet6_sock_destruct+0x28/0x38 net/ipv6/af_inet6.c:115
 __sk_destruct+0x5c/0x760 net/core/sock.c:2142
 rcu_do_batch kernel/rcu/tree.c:2297 [inline]
 rcu_core+0x81c/0x18ac kernel/rcu/tree.c:2557
 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2574
 handle_softirqs+0x318/0xc6c kernel/softirq.c:596
 __do_softirq+0x14/0x20 kernel/softirq.c:630
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
 call_on_irq_stack+0x30/0x48 arch/arm64/kernel/entry.S:897
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85
 invoke_softirq kernel/softirq.c:477 [inline]
 __irq_exit_rcu+0x23c/0x43c kernel/softirq.c:679
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:691
 __el1_irq arch/arm64/kernel/entry-common.c:472 [inline]
 el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:486
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:581
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:122 [inline]
 folio_memcg_lock+0xf8/0x1fc mm/memcontrol.c:2113
 lock_page_memcg+0x48/0x58 mm/memcontrol.c:2137
 page_remove_rmap+0x44/0xe74 mm/rmap.c:1426
 zap_pte_range mm/memory.c:1453 [inline]
 zap_pmd_range mm/memory.c:1574 [inline]
 zap_pud_range mm/memory.c:1603 [inline]
 zap_p4d_range mm/memory.c:1624 [inline]
 unmap_page_range+0xc98/0x1dd0 mm/memory.c:1645
 unmap_single_vma mm/memory.c:1691 [inline]
 unmap_vmas+0x234/0x348 mm/memory.c:1730
 exit_mmap+0x154/0x934 mm/mmap.c:3250
 __mmput+0xec/0x39c kernel/fork.c:1200
 mmput+0x70/0xac kernel/fork.c:1222
 exit_mm+0x140/0x234 kernel/exit.c:565
 do_exit+0x4cc/0x19a8 kernel/exit.c:867
 do_group_exit+0x194/0x22c kernel/exit.c:1022
 get_signal+0x11d0/0x1310 kernel/signal.c:2871
 do_signal arch/arm64/kernel/signal.c:1081 [inline]
 do_notify_resume+0x340/0x2b0c arch/arm64/kernel/signal.c:1134
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_svc+0x98/0x138 arch/arm64/kernel/entry-common.c:638
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 2846161
hardirqs last  enabled at (2846160): [<ffff800011a425d4>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (2846160): [<ffff800011a425d4>] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194
hardirqs last disabled at (2846161): [<ffff800011956c70>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (2834542): [<ffff8000081a967c>] softirq_handle_end kernel/softirq.c:439 [inline]
softirqs last  enabled at (2834542): [<ffff8000081a967c>] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624
softirqs last disabled at (2846133): [<ffff800008020164>] __do_softirq+0x14/0x20 kernel/softirq.c:630
---[ end trace 0000000000000000 ]---