------------[ cut here ]------------ WARNING: CPU: 1 PID: 2677 at include/linux/gfp.h:323 page_frag_alloc_align include/linux/gfp.h:323 [inline] WARNING: CPU: 1 PID: 2677 at include/linux/gfp.h:323 rxrpc_alloc_data_txbuf+0x215/0x240 net/rxrpc/txbuf.c:36 Modules linked in: CPU: 1 PID: 2677 Comm: syz-executor.0 Not tainted 6.8.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 RIP: 0010:page_frag_alloc_align include/linux/gfp.h:323 [inline] RIP: 0010:rxrpc_alloc_data_txbuf+0x215/0x240 net/rxrpc/txbuf.c:36 Code: f0 ff 05 52 e8 9e 02 eb 0a 48 89 df e8 e4 1c e0 fe 31 db 48 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 90 e9 8b fe ff ff b8 02 00 00 00 41 f6 c4 01 0f 85 00 fe ff RSP: 0018:ffffc90002743a18 EFLAGS: 00010246 RAX: 00000000ffffff01 RBX: ffff8881037a86c0 RCX: 0000000000000000 RDX: 8e302e2449240e47 RSI: ffffffff83267ace RDI: ffff888105339280 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000cc0 R13: 0000000000000298 R14: ffff88810c1c0000 R15: 0000000000000000 FS: 00007f7f1210c6c0(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555557531da8 CR3: 0000000105f58000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rxrpc_send_data+0x2f3/0x970 net/rxrpc/sendmsg.c:351 rxrpc_do_sendmsg+0x5eb/0x620 net/rxrpc/sendmsg.c:718 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x8e/0xb0 net/socket.c:745 ____sys_sendmsg+0x17a/0x200 net/socket.c:2584 ___sys_sendmsg net/socket.c:2638 [inline] __sys_sendmmsg+0x389/0x680 net/socket.c:2724 __do_sys_sendmmsg net/socket.c:2753 [inline] __se_sys_sendmmsg net/socket.c:2750 [inline] __x64_sys_sendmmsg+0x1e/0x30 net/socket.c:2750 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xe6/0x200 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7f7f1147dda9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7f1210c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007f7f115abf80 RCX: 00007f7f1147dda9 RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 RBP: 00007f7f114ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000006 R14: 00007f7f115abf80 R15: 00007ffc89034b38