------------[ cut here ]------------ WARNING: CPU: 0 PID: 6361 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x623/0x730 net/ipv4/af_inet.c:156 Modules linked in: CPU: 0 UID: 0 PID: 6361 Comm: syz.4.128 Not tainted 6.15.0-rc5-syzkaller-00143-g4227ea91e265 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:inet_sock_destruct+0x623/0x730 net/ipv4/af_inet.c:156 Code: 0f 0b 90 e9 62 fe ff ff e8 ca fd df f7 90 0f 0b 90 e9 95 fe ff ff e8 bc fd df f7 90 0f 0b 90 e9 bb fe ff ff e8 ae fd df f7 90 <0f> 0b 90 e9 e1 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9f fc RSP: 0018:ffffc90000007b48 EFLAGS: 00010246 RAX: ffffffff89dfd2a2 RBX: dffffc0000000000 RCX: ffff888028f15a00 RDX: 0000000000000100 RSI: 0000000000000fff RDI: 0000000000000000 RBP: 0000000000000fff R08: ffff88802843829f R09: 1ffff11005087053 R10: dffffc0000000000 R11: ffffed1005087054 R12: ffff888028438000 R13: dffffc0000000000 R14: ffff888028438284 R15: 1ffff11005087002 FS: 00005555827d1500(0000) GS:ffff8881260cc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb925331040 CR3: 00000000344f8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __sk_destruct+0x86/0x660 net/core/sock.c:2298 rcu_do_batch kernel/rcu/tree.c:2568 [inline] rcu_core+0xca5/0x1710 kernel/rcu/tree.c:2824 handle_softirqs+0x283/0x870 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xa8/0x110 kernel/locking/spinlock.c:194 Code: 74 05 e8 cb b2 6e f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 f3 34 38 f6 65 8b 05 5c a5 1c 07 85 c0 74 40 48 c7 04 24 0e 36 RSP: 0018:ffffc9000c3efb80 EFLAGS: 00000206 RAX: e4ae7b9e1f504200 RBX: 0000000000000a02 RCX: e4ae7b9e1f504200 RDX: 0000000000000000 RSI: ffffffff8d74ad58 RDI: 0000000000000001 RBP: ffffc9000c3efc10 R08: ffffffff8f7ed277 R09: 1ffffffff1efda4e R10: dffffc0000000000 R11: fffffbfff1efda4f R12: dffffc0000000000 R13: ffffc9000c3efda0 R14: ffff8880b88276c0 R15: 1ffff9200187df70 hrtimer_start_expires include/linux/hrtimer.h:277 [inline] hrtimer_sleeper_start_expires kernel/time/hrtimer.c:2023 [inline] do_nanosleep+0x191/0x600 kernel/time/hrtimer.c:2097 hrtimer_nanosleep+0x169/0x360 kernel/time/hrtimer.c:2147 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1407 [inline] __se_sys_clock_nanosleep+0x2ee/0x380 kernel/time/posix-timers.c:1384 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7b26fc1225 Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 f6 54 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 4f 55 ff ff 48 8b 04 24 48 83 c4 28 f7 d8 RSP: 002b:00007ffebcb46ad0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00007f7b271b5fa0 RCX: 00007f7b26fc1225 RDX: 00007ffebcb46b10 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f7b271b7ba0 R08: 0000000000000000 R09: 7fffffffffffffff R10: 0000000000000000 R11: 0000000000000293 R12: 000000000001a120 R13: 00007f7b271b6160 R14: ffffffffffffffff R15: 00007ffebcb46c50 ---------------- Code disassembly (best guess): 0: 74 05 je 0x7 2: e8 cb b2 6e f6 call 0xf66eb2d2 7: 48 c7 44 24 20 00 00 movq $0x0,0x20(%rsp) e: 00 00 10: 9c pushf 11: 8f 44 24 20 pop 0x20(%rsp) 15: f6 44 24 21 02 testb $0x2,0x21(%rsp) 1a: 75 4f jne 0x6b 1c: f7 c3 00 02 00 00 test $0x200,%ebx 22: 74 01 je 0x25 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 f3 34 38 f6 call 0xf6383522 <-- trapping instruction 2f: 65 8b 05 5c a5 1c 07 mov %gs:0x71ca55c(%rip),%eax # 0x71ca592 36: 85 c0 test %eax,%eax 38: 74 40 je 0x7a 3a: 48 rex.W 3b: c7 .byte 0xc7 3c: 04 24 add $0x24,%al 3e: 0e (bad) 3f: 36 ss