------------[ cut here ]------------ WARNING: CPU: 0 PID: 146 at mm/slub.c:3572 compound_order include/linux/mm.h:684 [inline] WARNING: CPU: 0 PID: 146 at mm/slub.c:3572 folio_order include/linux/mm.h:700 [inline] WARNING: CPU: 0 PID: 146 at mm/slub.c:3572 free_large_kmalloc+0x46/0x1a0 mm/slub.c:3570 Modules linked in: CPU: 0 PID: 146 Comm: kworker/0:2 Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 Workqueue: events mptcp_worker RIP: 0010:free_large_kmalloc+0x46/0x1a0 mm/slub.c:3572 Code: 48 8b 07 48 83 f8 ff 0f 84 26 01 00 00 49 89 f6 49 f7 07 00 00 01 00 74 11 0f 1f 44 00 00 4c 89 f8 4c 39 f8 0f 84 45 01 00 00 <0f> 0b 31 db 80 3d 67 42 36 0c 00 0f 84 c0 00 00 00 48 8b 74 24 30 RSP: 0000:ffffc9000265fa28 EFLAGS: 00010246 RAX: 00fff00000000000 RBX: ffff88807ac74100 RCX: ffffea0000000000 RDX: 0000000000000000 RSI: ffff88807ac74100 RDI: ffffea0001eb1d00 RBP: ffffffff8e288510 R08: ffffffff813ccd27 R09: ffffed1004ac766d R10: ffffed1004ac766d R11: 1ffff11004ac766c R12: 00000000eb91c9a3 R13: ffff88802563b300 R14: ffff88807ac74100 R15: ffffea0001eb1d00 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c035865000 CR3: 0000000026a41000 CR4: 00000000003506f0 Call Trace: kfree+0x182/0x210 mm/slub.c:4563 tcp_disconnect+0x9ee/0x1a10 net/ipv4/tcp.c:3145 __mptcp_close_ssk+0x31a/0x6a0 net/mptcp/protocol.c:2327 mptcp_do_fastclose net/mptcp/protocol.c:2592 [inline] mptcp_worker+0x67b/0xfe0 net/mptcp/protocol.c:2627