------------[ cut here ]------------ WARNING: net/ipv4/af_inet.c:162 at inet_sock_destruct+0x554/0x650 net/ipv4/af_inet.c:162, CPU#0: syz-executor/5214 Modules linked in: CPU: 0 UID: 0 PID: 5214 Comm: syz-executor Tainted: G L syzkaller #0 PREEMPT Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 43400005 (nZcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : inet_sock_destruct+0x554/0x650 net/ipv4/af_inet.c:162 lr : inet_sock_destruct+0x554/0x650 net/ipv4/af_inet.c:162 sp : ffff80008eae7c90 x29: ffff80008eae7ca0 x28: 1fffe00018e2d3a9 x27: ffff0000c68c4088 x26: ffff0000c7169d48 x25: ffff0000c68c3b80 x24: 1fffe00018d18782 x23: ffff0000c68c3c10 x22: dfff800000000000 x21: ffff0000d4f94e80 x20: 0000000000000090 x19: ffff0000c68c3e0c x18: 0000000000000000 x17: ffff800125401000 x16: ffff80008eae0000 x15: 0000000000000000 x14: 00000000ffff8000 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: ffff600018d187c5 x9 : 0000000000000100 x8 : 0000000000000000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000008 x3 : ffff800085500f30 x2 : 0000000000000090 x1 : ffff0000c7169d40 x0 : 0000000000000000 Call trace: inet_sock_destruct+0x554/0x650 net/ipv4/af_inet.c:162 (P) udp_destruct_sock+0x28/0x38 net/ipv4/udp.c:1808 __sk_destruct+0x80/0x854 net/core/sock.c:2357 rcu_do_batch kernel/rcu/tree.c:2645 [inline] rcu_core+0x598/0xf04 kernel/rcu/tree.c:2897 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2914 handle_softirqs+0x2ec/0xd98 kernel/softirq.c:622 __do_softirq+0x14/0x20 kernel/softirq.c:656 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:78 call_on_irq_stack+0x30/0x48 arch/arm64/kernel/entry.S:889 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:83 invoke_softirq kernel/softirq.c:503 [inline] __irq_exit_rcu+0x1ac/0x428 kernel/softirq.c:735 irq_exit_rcu+0x14/0x84 kernel/softirq.c:752 __el1_irq arch/arm64/kernel/entry-common.c:510 [inline] el1_interrupt+0x40/0x60 arch/arm64/kernel/entry-common.c:522 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:527 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:590 slab_want_init_on_alloc mm/slab.h:705 [inline] (P) slab_post_alloc_hook mm/slub.c:4577 [inline] (P) slab_alloc_node mm/slub.c:4945 [inline] (P) kmem_cache_alloc_lru_noprof+0x220/0x5dc mm/slub.c:4978 (P) __d_alloc+0x50/0x690 fs/dcache.c:1902 d_alloc+0x54/0x17c fs/dcache.c:1981 lookup_one_qstr_excl+0x9c/0x200 fs/namei.c:1806 __start_dirop+0xb8/0xf4 fs/namei.c:2920 start_dirop fs/namei.c:2942 [inline] filename_create+0x194/0x2b0 fs/namei.c:4955 filename_mkdirat+0xbc/0x3f4 fs/namei.c:5302 __do_sys_mkdirat fs/namei.c:5330 [inline] __se_sys_mkdirat fs/namei.c:5327 [inline] __arm64_sys_mkdirat+0x94/0xb8 fs/namei.c:5327 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 592599 hardirqs last enabled at (592598): [] kasan_quarantine_put+0xb4/0x1c4 mm/kasan/quarantine.c:234 hardirqs last disabled at (592599): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (592184): [] local_bh_enable include/linux/bottom_half.h:33 [inline] softirqs last enabled at (592184): [] put_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:251 [inline] softirqs last enabled at (592184): [] do_sve_acc+0x32c/0x4b8 arch/arm64/kernel/fpsimd.c:1349 softirqs last disabled at (592551): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]---