TCP: out of memory -- consider tuning tcp_mem ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5331 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x638/0x740 net/ipv4/af_inet.c:156 Modules linked in: CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted 6.15.0-rc2-syzkaller-00488-g6fea5fabd332 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:inet_sock_destruct+0x638/0x740 net/ipv4/af_inet.c:156 Code: 0f 0b 90 e9 5f fe ff ff e8 05 0c 2c f7 90 0f 0b 90 e9 92 fe ff ff e8 f7 0b 2c f7 90 0f 0b 90 e9 b8 fe ff ff e8 e9 0b 2c f7 90 <0f> 0b 90 e9 de fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9b fc RSP: 0018:ffffc9000d5ff818 EFLAGS: 00010293 RAX: ffffffff8a96b137 RBX: 0000000080000000 RCX: ffff888000ff4880 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000007 R08: ffffffff8a96b011 R09: 1ffff1100884db7b R10: dffffc0000000000 R11: ffffed100884db7c R12: ffff88804426d940 R13: dffffc0000000000 R14: dffffc0000000000 R15: ffff88804426d952 FS: 0000000000000000(0000) GS:ffff88808c59a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000043d32000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __sk_destruct+0x8d/0x650 net/core/sock.c:2298 inet_release+0x17d/0x200 net/ipv4/af_inet.c:435 __sock_release net/socket.c:647 [inline] sock_close+0xbc/0x240 net/socket.c:1391 __fput+0x3e9/0x9f0 fs/file_table.c:465 task_work_run+0x251/0x310 kernel/task_work.c:227 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0xa11/0x27f0 kernel/exit.c:953 do_group_exit+0x207/0x2c0 kernel/exit.c:1102 get_signal+0x1696/0x1730 kernel/signal.c:3034 arch_do_signal_or_restart+0x98/0x810 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0xce/0x340 kernel/entry/common.c:218 do_syscall_64+0x100/0x210 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f956b78e169 Code: Unable to access opcode bytes at 0x7f956b78e13f. RSP: 002b:00007f956c5ae038 EFLAGS: 00000246 ORIG_RAX: 000000000000002a RAX: 0000000000000000 RBX: 00007f956b9b6160 RCX: 00007f956b78e169 RDX: 0000000000000010 RSI: 0000200000000080 RDI: 0000000000000008 RBP: 00007f956b810a68 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f956b9b6160 R15: 00007ffdb4f79fc8