TCP: out of memory -- consider tuning tcp_mem ------------[ cut here ]------------ WARNING: CPU: 1 PID: 479 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x681/0x790 net/ipv4/af_inet.c:156 Modules linked in: CPU: 1 UID: 0 PID: 479 Comm: syz.2.16 Not tainted 6.16.0-rc4-syzkaller-00324-g1f988d0788f5 #0 PREEMPT c45e3657a514a59b3a94338bac1ff1c2d1d10ff6 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:inet_sock_destruct+0x681/0x790 net/ipv4/af_inet.c:156 Code: a3 e8 13 dc d6 fc 0f 0b e9 53 fe ff ff e8 07 dc d6 fc 0f 0b e9 92 fe ff ff e8 fb db d6 fc 0f 0b e9 c4 fe ff ff e8 ef db d6 fc <0f> 0b e9 f6 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 65 fc ff RSP: 0018:ffffc90000fefbd0 EFLAGS: 00010293 RAX: ffffffff84ce1251 RBX: 0000000080004000 RCX: ffff88811b41e780 RDX: 0000000000000000 RSI: 0000000080004000 RDI: 0000000000000000 RBP: ffffc90000fefc18 R08: ffff88811a1238ff R09: 1ffff1102342471f R10: dffffc0000000000 R11: ffffed1023424720 R12: ffff88811a123780 R13: ffff88811a123780 R14: ffff88811a1238e4 R15: 1ffff110234246f2 FS: 0000555562193500(0000) GS:ffff88826e883000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000001000 CR3: 0000000121be4000 CR4: 00000000003526b0 Call Trace: __sk_destruct+0x91/0x620 net/core/sock.c:2347 sk_destruct net/core/sock.c:2409 [inline] __sk_free+0x313/0x410 net/core/sock.c:2420 sk_free+0x58/0xb0 net/core/sock.c:2431 sock_put include/net/sock.h:1960 [inline] tcp_close+0xc4/0x120 net/ipv4/tcp.c:3281 inet_release+0x1ac/0x230 net/ipv4/af_inet.c:435 __sock_release net/socket.c:647 [inline] sock_close+0xdd/0x280 net/socket.c:1391 __fput+0x3e8/0xa50 fs/file_table.c:465 ____fput+0x20/0x30 fs/file_table.c:493 task_work_run+0x1df/0x250 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xa3/0xd0 kernel/entry/common.c:114 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline] do_syscall_64+0x134/0x160 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f9359f8e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffaa4ddb28 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 000000000000d8f7 RCX: 00007f9359f8e929 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f935a1b7ba0 R08: 0000000000000001 R09: 00000007aa4dde1f R10: 00007f9359e00000 R11: 0000000000000246 R12: 00007f935a1b5fac R13: 00007f935a1b5fa0 R14: ffffffffffffffff R15: 00007fffaa4ddc40 ---[ end trace 0000000000000000 ]---