------------[ cut here ]------------
WARNING: CPU: 0 PID: 23451 at mm/slub.c:4790 free_large_kmalloc+0x15c/0x1f0
Modules linked in:
CPU: 0 UID: 0 PID: 23451 Comm: syz.0.7728 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:free_large_kmalloc+0x15c/0x1f0
Code: 44 89 f6 e8 b6 19 fd ff 65 48 8b 05 3e f0 87 10 48 3b 44 24 08 75 57 48 83 c4 10 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc cc 90 <0f> 0b 90 65 48 8b 05 19 f0 87 10 48 3b 44 24 08 75 32 48 89 df 48
RSP: 0018:ffffc90002fd7530 EFLAGS: 00010206
RAX: 00000000ff000000 RBX: ffffea00002615c0 RCX: ffffea00002615c8
RDX: ffffc900035b9000 RSI: ffffffff898571ec RDI: ffffea00002615c0
RBP: 0000000000002529 R08: ffffffff8fa37e37 R09: 1ffffffff1f46fc6
R10: dffffc0000000000 R11: ffffffff8ac04300 R12: dffffc0000000000
R13: 000000000000252a R14: 0000000000038a00 R15: ffff88803a0d5c08
FS:  00007f7fde2e26c0(0000) GS:ffff8880b861c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f68a5ee56c0 CR3: 000000002c0b2000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 sctp_stream_free_ext+0xeb/0x130
 sctp_stream_free+0x8f/0x110
 sctp_association_free+0x26d/0x7f0
 sctp_do_sm+0x3eba/0x5a20
 sctp_primitive_SHUTDOWN+0x98/0xc0
 sctp_close+0x409/0x900
 inet_release+0x144/0x190
 sock_close+0xc3/0x240
 __fput+0x44c/0xa70
 task_work_run+0x1d4/0x260
 get_signal+0x11ed/0x1340
 arch_do_signal_or_restart+0x9a/0x750
 exit_to_user_mode_loop+0x75/0x110
 do_syscall_64+0x2bd/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7fdd38ebe9
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:00007f7fde2e2038 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: 0000000000000001 RBX: 00007f7fdd5b5fa0 RCX: 00007f7fdd38ebe9
RDX: 0000000000000001 RSI: 0000200000000580 RDI: 0000000000000003
RBP: 00007f7fdd411e19 R08: 0000200000000280 R09: 000000000000001c
R10: 000000000000c001 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f7fdd5b6038 R14: 00007f7fdd5b5fa0 R15: 00007ffdc7c4d4c8
 </TASK>
