------------[ cut here ]------------ WARNING: CPU: 0 PID: 5532 at include/linux/gfp.h:323 page_frag_alloc_align include/linux/gfp.h:323 [inline] WARNING: CPU: 0 PID: 5532 at include/linux/gfp.h:323 rxrpc_alloc_data_txbuf+0x13c/0xd30 net/rxrpc/txbuf.c:36 Modules linked in: CPU: 0 PID: 5532 Comm: syz-executor.0 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:page_frag_alloc_align include/linux/gfp.h:323 [inline] RIP: 0010:rxrpc_alloc_data_txbuf+0x13c/0xd30 net/rxrpc/txbuf.c:36 Code: ff df 48 c1 ea 03 44 89 7c 24 14 80 3c 02 00 0f 85 e4 0b 00 00 48 8b 43 10 48 05 80 02 00 00 48 89 44 24 08 e8 c5 a6 95 f7 90 <0f> 0b 90 e8 bc a6 95 f7 8b 4c 24 10 44 89 e2 8b 74 24 14 48 8b 7c RSP: 0018:ffffc9000354f758 EFLAGS: 00010283 RAX: 00000000000300a1 RBX: ffff8880612dde80 RCX: ffffc90008d69000 RDX: 0000000000040000 RSI: ffffffff89f8956b RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff1f3e862 R10: ffffc9000354f758 R11: ffffffff9348ab78 R12: 0000000000000cc0 R13: ffff8880612dde90 R14: ffff88807aef1a00 R15: 00000000000005a0 FS: 00007fcbf5f096c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000080 CR3: 000000007e5aa000 CR4: 0000000000350ef0 Call Trace: rxrpc_send_data+0xf96/0x2ab0 net/rxrpc/sendmsg.c:351 rxrpc_do_sendmsg+0xc97/0x1590 net/rxrpc/sendmsg.c:718 rxrpc_sendmsg+0x427/0x5f0 net/rxrpc/af_rxrpc.c:627 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xab8/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xd5/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7fcbf527de69 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:00007fcbf5f090c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fcbf53abf80 RCX: 00007fcbf527de69 RDX: 000000000000fc00 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 00007fcbf52ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fcbf53abf80 R15: 00007ffcd3000c28