------------[ cut here ]------------ WARNING: net/ipv4/af_inet.c:162 at inet_sock_destruct+0x554/0x650 net/ipv4/af_inet.c:162, CPU#0: syz.3.710/8447 Modules linked in: CPU: 0 UID: 0 PID: 8447 Comm: syz.3.710 Tainted: G L syzkaller #0 PREEMPT Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 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 : ffff80008ea17c90 x29: ffff80008ea17ca0 x28: 1fffe0001f776ae1 x27: ffff0000db02af88 x26: ffff0000fbbb5708 x25: ffff0000db02aa80 x24: 1fffe0001b605562 x23: ffff0000db02ab10 x22: dfff800000000000 x21: ffff0000dde7cd80 x20: 0000000000000090 x19: ffff0000db02ad0c x18: 00000000ffffffff x17: ffff80008544e210 x16: ffff800085441108 x15: ffff800084b95c3c x14: 00000000ffff8000 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: ffff60001b6055a5 x9 : 0000000000000101 x8 : 0000000000000000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000008 x3 : ffff80008547ec3c x2 : 0000000000000090 x1 : ffff0000fbbb5700 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:2352 rcu_do_batch kernel/rcu/tree.c:2617 [inline] rcu_core+0x598/0xf04 kernel/rcu/tree.c:2869 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2886 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 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P) arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P) __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:178 [inline] (P) _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:198 (P) spin_unlock_irqrestore include/linux/spinlock.h:408 [inline] __skb_try_recv_datagram+0x148/0x404 net/core/datagram.c:267 __unix_dgram_recvmsg+0x240/0x85c net/unix/af_unix.c:2587 unix_dgram_recvmsg+0xcc/0xe4 net/unix/af_unix.c:2686 sock_recvmsg_nosec+0x94/0xec net/socket.c:1137 ____sys_recvmsg+0x4fc/0x608 net/socket.c:2916 ___sys_recvmsg+0x16c/0x1f4 net/socket.c:2960 do_recvmmsg+0x294/0x7e8 net/socket.c:3055 __sys_recvmmsg+0x1e0/0x270 net/socket.c:3129 __do_sys_recvmmsg net/socket.c:3152 [inline] __se_sys_recvmmsg net/socket.c:3145 [inline] __arm64_sys_recvmmsg+0xdc/0x104 net/socket.c:3145 __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: 311197 hardirqs last enabled at (311196): [] kasan_quarantine_put+0xb4/0x1c4 mm/kasan/quarantine.c:234 hardirqs last disabled at (311197): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (305382): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (305382): [] handle_softirqs+0xc28/0xd98 kernel/softirq.c:650 softirqs last disabled at (311157): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]---