------------[ cut here ]------------ WARNING: CPU: 1 PID: 1108 at net/ipv4/af_inet.c:157 inet_sock_destruct+0x64d/0x740 Modules linked in: CPU: 1 PID: 1108 Comm: kworker/1:2 Not tainted 5.15.171-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: rcu_gp wait_rcu_exp_gp RIP: 0010:inet_sock_destruct+0x64d/0x740 net/ipv4/af_inet.c:157 Code: 01 e8 17 e1 99 f8 0f 0b e9 61 fe ff ff e8 0b e1 99 f8 0f 0b e9 96 fe ff ff e8 ff e0 99 f8 0f 0b e9 be fe ff ff e8 f3 e0 99 f8 <0f> 0b e9 e6 fe ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 5b fd ff ff RSP: 0018:ffffc90000dd0b68 EFLAGS: 00010246 RAX: ffffffff88e692bd RBX: 0000000000000fd1 RCX: ffff8880217e3b80 RDX: 0000000000000100 RSI: 0000000000000fd1 RDI: 0000000000000000 RBP: 0000000000000007 R08: ffffffff88e6919d R09: ffffed102999f9e0 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88814ccfcc80 R13: ffff88814ccfd188 R14: dffffc0000000000 R15: ffff88814ccfcc92 FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f95d8741d38 CR3: 000000000c68e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __sk_destruct+0x54/0x840 net/core/sock.c:1955 rcu_do_batch kernel/rcu/tree.c:2523 [inline] rcu_core+0xa15/0x1650 kernel/rcu/tree.c:2763 handle_softirqs+0x3a7/0x930 kernel/softirq.c:558 __do_softirq kernel/softirq.c:592 [inline] invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:641 irq_exit_rcu+0x5/0x20 kernel/softirq.c:653 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:finish_lock_switch+0x91/0x100 kernel/sched/core.c:4782 Code: 45 31 c9 68 07 ab 59 81 e8 9c 11 09 00 48 83 c4 08 4c 89 ff e8 50 db fe ff 66 90 4c 89 ff e8 d6 2a e4 08 e8 c1 46 2d 00 fb 5b <41> 5c 41 5d 41 5e 41 5f c3 44 89 f1 80 e1 07 80 c1 03 38 c1 7c 87 RSP: 0018:ffffc90004b97758 EFLAGS: 00000282 RAX: 9f60181d6f290600 RBX: ffff888017e0bbb4 RCX: ffffffff81632d78 RDX: dffffc0000000000 RSI: ffffffff8a8b2a80 RDI: ffffffff8ad90500 RBP: ffffc90004b977d0 R08: dffffc0000000000 R09: fffffbfff20ec625 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff1101722760b R14: ffff8880b913b058 R15: ffff8880b913a300 finish_task_switch+0x134/0x630 kernel/sched/core.c:4899 context_switch kernel/sched/core.c:5030 [inline] __schedule+0x12cc/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1914 synchronize_rcu_expedited_wait_once kernel/rcu/tree_exp.h:472 [inline] synchronize_rcu_expedited_wait kernel/rcu/tree_exp.h:523 [inline] rcu_exp_wait_wake kernel/rcu/tree_exp.h:590 [inline] rcu_exp_sel_wait_wake+0x7cb/0x1c00 kernel/rcu/tree_exp.h:624 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 ---------------- Code disassembly (best guess): 0: 45 31 c9 xor %r9d,%r9d 3: 68 07 ab 59 81 push $0xffffffff8159ab07 8: e8 9c 11 09 00 call 0x911a9 d: 48 83 c4 08 add $0x8,%rsp 11: 4c 89 ff mov %r15,%rdi 14: e8 50 db fe ff call 0xfffedb69 19: 66 90 xchg %ax,%ax 1b: 4c 89 ff mov %r15,%rdi 1e: e8 d6 2a e4 08 call 0x8e42af9 23: e8 c1 46 2d 00 call 0x2d46e9 28: fb sti 29: 5b pop %rbx * 2a: 41 5c pop %r12 <-- trapping instruction 2c: 41 5d pop %r13 2e: 41 5e pop %r14 30: 41 5f pop %r15 32: c3 ret 33: 44 89 f1 mov %r14d,%ecx 36: 80 e1 07 and $0x7,%cl 39: 80 c1 03 add $0x3,%cl 3c: 38 c1 cmp %al,%cl 3e: 7c 87 jl 0xffffffc7