------------[ cut here ]------------ WARNING: CPU: 0 PID: 3699 at net/core/sock_map.c:1644 sock_map_close+0x29b/0x2d0 Modules linked in: CPU: 0 PID: 3699 Comm: syz-executor339 Not tainted 6.1.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:sock_map_close+0x29b/0x2d0 net/core/sock_map.c:1644 Code: 89 df e8 38 a3 49 f9 48 8b 1b 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 1f a3 49 f9 4c 8b 33 eb 8b e8 d5 2b f2 f8 <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 bf 2b f2 f8 RSP: 0018:ffffc900041bfc90 EFLAGS: 00010293 RAX: ffffffff8898638b RBX: ffffffff920e2800 RCX: ffff88801f849dc0 RDX: 0000000000000000 RSI: ffffffff8aec01c0 RDI: ffffffff8b3d4320 RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff2093458 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888027577000 R13: 1ffff1100e2c7003 R14: ffffffff889860f0 R15: ffffffff8898611c FS: 00005555571c6380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000000697e3000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: unix_release+0x7e/0xc0 net/unix/af_unix.c:1038 __sock_release net/socket.c:654 [inline] sock_close+0xcd/0x230 net/socket.c:1400 __fput+0x3b7/0x890 fs/file_table.c:320 task_work_run+0x246/0x300 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xde/0x100 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fceca4aa620 Code: 00 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d4 e8 60 2a 00 00 80 3d 61 aa 07 00 00 74 17 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c RSP: 002b:00007ffd4e4f13a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007fceca4aa620 RDX: 0000000000000010 RSI: 00000000200001c0 RDI: 0000000000000004 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000