WARNING: CPU: 2 PID: 16281 at mm/page_counter.c:57 page_counter_cancel mm/page_counter.c:57 [inline] WARNING: CPU: 2 PID: 16281 at mm/page_counter.c:57 page_counter_cancel+0x56/0x70 mm/page_counter.c:50 Modules linked in: CPU: 2 PID: 16281 Comm: syz-executor.2 Not tainted 5.10.0-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014 RIP: 0010:page_counter_cancel mm/page_counter.c:57 [inline] RIP: 0010:page_counter_cancel+0x56/0x70 mm/page_counter.c:50 Code: 89 ef 48 89 c3 48 89 c6 e8 37 fd ff ff 31 ff 48 89 de e8 1d cc b8 ff 48 85 db 78 09 5b 5d 41 5c e9 7f c5 b8 ff e8 7a c5 b8 ff <0f> 0b 5b 5d 41 5c e9 6f c5 b8 ff 0f 1f 44 00 00 66 2e 0f 1f 84 00 RSP: 0018:ffffc90005957bb8 EFLAGS: 00010093 RAX: 0000000000000000 RBX: ffffffffffff1586 RCX: 0000000000000000 RDX: ffff888020388ec0 RSI: ffffffff81b9b926 RDI: 0000000000000003 RBP: ffff888020966120 R08: 0000000000000000 R09: ffff8880109d017f R10: ffffffff81b9b913 R11: 1ffffffff1d379a8 R12: 000000000000ec20 R13: 0000000000000200 R14: ffff888020966000 R15: 0000000000000002 FS: 00000000026f0940(0000) GS:ffff88802cc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000071a190 CR3: 000000004e7be000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: page_counter_uncharge+0x2e/0x60 mm/page_counter.c:156 drain_stock+0xc9/0x2c0 mm/memcontrol.c:2314 refill_stock+0x132/0x270 mm/memcontrol.c:2363 __sk_mem_reduce_allocated+0x24d/0x550 net/core/sock.c:2711 sk_mem_reclaim include/net/sock.h:1505 [inline] sk_stream_kill_queues+0x392/0x530 net/core/stream.c:205 __mptcp_destroy_sock+0x44a/0x790 net/mptcp/protocol.c:2557 mptcp_close+0x5c9/0x7b0 net/mptcp/protocol.c:2606 inet_release+0x12e/0x280 net/ipv4/af_inet.c:431 __sock_release+0xcd/0x280 net/socket.c:597 sock_close+0x18/0x20 net/socket.c:1256 __fput+0x283/0x920 fs/file_table.c:280 task_work_run+0xdd/0x190 kernel/task_work.c:140 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop kernel/entry/common.c:174 [inline] exit_to_user_mode_prepare+0x249/0x250 kernel/entry/common.c:201 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:302 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x417441 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 e4 1a 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffe5bb34bf0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000417441 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000003 RBP: 0000000000000001 R08: 0000000000000e49 R09: 00000000e90dce4d R10: 00007ffe5bb34d30 R11: 0000000000000293 R12: 0000000000043a48 R13: 00007ffe5bb34d10 R14: 0000000000043a34 R15: ffffffffffffffff