------------[ cut here ]------------ WARNING: CPU: 0 PID: 3543 at net/ipv4/af_inet.c:157 inet_sock_destruct+0x64d/0x740 Modules linked in: CPU: 0 PID: 3543 Comm: syz-executor.0 Not tainted 5.15.139-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:inet_sock_destruct+0x64d/0x740 net/ipv4/af_inet.c:157 Code: 01 e8 a7 45 b1 f8 0f 0b e9 61 fe ff ff e8 9b 45 b1 f8 0f 0b e9 96 fe ff ff e8 8f 45 b1 f8 0f 0b e9 be fe ff ff e8 83 45 b1 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:ffffc90000007b68 EFLAGS: 00010246 RAX: ffffffff88cede4d RBX: 0000000000000d00 RCX: ffff88801cc38000 RDX: 0000000080000101 RSI: 0000000000000d00 RDI: 0000000000000000 RBP: 0000000000000007 R08: ffffffff88cedd2d R09: ffffed102941dea8 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88814a0ef2c0 R13: ffff88814a0ef7c8 R14: dffffc0000000000 R15: ffff88814a0ef2d2 FS: 0000555556910480(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c03e38a000 CR3: 0000000097518000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __sk_destruct+0x54/0x840 net/core/sock.c:1937 rcu_do_batch kernel/rcu/tree.c:2510 [inline] rcu_core+0xa15/0x1650 kernel/rcu/tree.c:2750 __do_softirq+0x3b3/0x93a kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x155/0x240 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:finish_lock_switch+0x91/0x100 kernel/sched/core.c:4785 Code: 45 31 c9 68 f7 62 59 81 e8 ac 1a 09 00 48 83 c4 08 4c 89 ff e8 60 da fe ff 66 90 4c 89 ff e8 46 b5 cb 08 e8 e1 41 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:ffffc9000306f998 EFLAGS: 00000286 RAX: 47d177dcbb79b800 RBX: ffff88801bc18034 RCX: ffffffff913c6003 RDX: dffffc0000000000 RSI: ffffffff8a8b0be0 RDI: ffffffff8ad87b40 RBP: ffffc9000306fa10 R08: ffffffff8186a540 R09: ffffed10173472e1 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff1101734748b R14: ffff8880b9a3a458 R15: ffff8880b9a39700 finish_task_switch+0x134/0x630 kernel/sched/core.c:4902 context_switch kernel/sched/core.c:5033 [inline] __schedule+0x12cc/0x45b0 kernel/sched/core.c:6376 schedule+0x11b/0x1f0 kernel/sched/core.c:6459 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x1bc/0x7b0 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x24d/0x490 kernel/time/hrtimer.c:2097 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1308 [inline] __se_sys_clock_nanosleep+0x323/0x3b0 kernel/time/posix-timers.c:1285 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f5459ff9ef5 Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 f6 b9 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 ba ff ff 48 8b 04 24 48 83 c4 28 f7 d8 RSP: 002b:00007ffe4578fae0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 000000000000158a RCX: 00007f5459ff9ef5 RDX: 00007ffe4578fb20 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffe4578fbac R08: 0000000000000000 R09: 0000000000000010 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000010b33d R14: 000000000010b2be R15: 0000000000000005 ---------------- Code disassembly (best guess): 0: 45 31 c9 xor %r9d,%r9d 3: 68 f7 62 59 81 push $0xffffffff815962f7 8: e8 ac 1a 09 00 call 0x91ab9 d: 48 83 c4 08 add $0x8,%rsp 11: 4c 89 ff mov %r15,%rdi 14: e8 60 da fe ff call 0xfffeda79 19: 66 90 xchg %ax,%ax 1b: 4c 89 ff mov %r15,%rdi 1e: e8 46 b5 cb 08 call 0x8cbb569 23: e8 e1 41 2d 00 call 0x2d4209 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