TCP: out of memory -- consider tuning tcp_mem ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5316 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x623/0x730 net/ipv4/af_inet.c:156 Modules linked in: CPU: 0 UID: 0 PID: 5316 Comm: syz.0.0 Not tainted 6.15.0-rc5-syzkaller-00038-g707df3375124 #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+0x623/0x730 net/ipv4/af_inet.c:156 Code: 0f 0b 90 e9 62 fe ff ff e8 2a dd df f7 90 0f 0b 90 e9 95 fe ff ff e8 1c dd df f7 90 0f 0b 90 e9 bb fe ff ff e8 0e dd df f7 90 <0f> 0b 90 e9 e1 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9f fc RSP: 0018:ffffc9000ee2f898 EFLAGS: 00010293 RAX: ffffffff89dff342 RBX: dffffc0000000000 RCX: ffff88801ead2440 RDX: 0000000000000000 RSI: 0000000080005000 RDI: 0000000000000000 RBP: 0000000080005000 R08: ffff88804266359f R09: 1ffff110084cc6b3 R10: dffffc0000000000 R11: ffffed10084cc6b4 R12: ffff888042663300 R13: dffffc0000000000 R14: ffff888042663584 R15: 1ffff110084cc662 FS: 0000000000000000(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0198820fc8 CR3: 00000000513ea000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __sk_destruct+0x86/0x660 net/core/sock.c:2298 inet_release+0x184/0x210 net/ipv4/af_inet.c:435 __sock_release net/socket.c:647 [inline] sock_close+0xc0/0x240 net/socket.c:1391 __fput+0x449/0xa70 fs/file_table.c:465 task_work_run+0x1d1/0x260 kernel/task_work.c:227 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x8d6/0x2550 kernel/exit.c:953 do_group_exit+0x21c/0x2d0 kernel/exit.c:1102 get_signal+0x125e/0x1310 kernel/signal.c:3034 arch_do_signal_or_restart+0x95/0x780 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+0x8b/0x120 kernel/entry/common.c:218 do_syscall_64+0x103/0x210 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f019798e969 Code: Unable to access opcode bytes at 0x7f019798e93f. RSP: 002b:00007ffdd1a55ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00007f0197bb5fa8 RCX: 00007f019798e969 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f0197bb5fa8 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000001bd1a55dbf R10: 00007f0197bb5fa0 R11: 0000000000000246 R12: 00007f0197bb5fac R13: 00007f0197bb5fa0 R14: 000000000000166a R15: 0000000000000003