------------[ cut here ]------------
Too BIG xdp->frame_sz = 131072
WARNING: CPU: 1 PID: 3070 at net/core/filter.c:4056 ____bpf_xdp_adjust_tail net/core/filter.c:4056 [inline]
WARNING: CPU: 1 PID: 3070 at net/core/filter.c:4056 bpf_xdp_adjust_tail+0x158/0x164 net/core/filter.c:4038
Modules linked in:
CPU: 1 PID: 3070 Comm: syz-executor498 Not tainted 6.1.0-rc2-syzkaller-154433-g247f34f7b803 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : ____bpf_xdp_adjust_tail net/core/filter.c:4056 [inline]
pc : bpf_xdp_adjust_tail+0x158/0x164 net/core/filter.c:4038
lr : ____bpf_xdp_adjust_tail net/core/filter.c:4056 [inline]
lr : bpf_xdp_adjust_tail+0x158/0x164 net/core/filter.c:4038
sp : ffff800012dcb9e0
x29: ffff800012dcb9e0 x28: 0000000000020000 x27: ffff800012dcba20
x26: 0000000000000000 x25: ffff800012dcba20 x24: ffff0000cbe2feef
x23: 0000000000000000 x22: 0000000000020000 x21: ffff0000cbe2feef
x20: 0000000000000000 x19: ffff80000d95f000 x18: 0000000000000020
x17: ffff80000c0f0b68 x16: 0000000000000201 x15: 0000000000000000
x14: 0000000000000000 x13: 205d303730335420 x12: 5b5d313139363438
x11: ff808000081c650c x10: 0000000000000000 x9 : 3d5158d4d3ffee00
x8 : 3d5158d4d3ffee00 x7 : 205b5d3131393634 x6 : ffff80000c0903b4
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000100000200 x0 : 000000000000001e
Call trace:
 ____bpf_xdp_adjust_tail net/core/filter.c:4056 [inline]
 bpf_xdp_adjust_tail+0x158/0x164 net/core/filter.c:4038
 bpf_prog_4add87e5301a4105+0x50/0x80
 bpf_dispatcher_xdp_func+0x30/0x44 net/core/filter.c:11322
 __bpf_prog_run include/linux/filter.h:600 [inline]
 bpf_prog_run_xdp include/linux/filter.h:775 [inline]
 bpf_prog_run_generic_xdp+0x16c/0x5d8 net/core/dev.c:4759
 netif_receive_generic_xdp net/core/dev.c:4845 [inline]
 do_xdp_generic+0x270/0x350 net/core/dev.c:4904
 tun_get_user+0xc64/0x111c drivers/net/tun.c:1929
 tun_chr_write_iter+0xa4/0x144 drivers/net/tun.c:2025
 call_write_iter include/linux/fs.h:2191 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x2dc/0x46c fs/read_write.c:584
 ksys_write+0xb4/0x160 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x24/0x34 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall arch/arm64/kernel/syscall.c:52 [inline]
 el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:636
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
irq event stamp: 0
hardirqs last  enabled at (0): [<0000000000000000>] 0x0
hardirqs last disabled at (0): [<ffff8000080f30f0>] copy_process+0x928/0x16ec kernel/fork.c:2197
softirqs last  enabled at (0): [<ffff8000080f3100>] copy_process+0x938/0x16ec kernel/fork.c:2198
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
Illegal XDP return value 4294967274 on prog  (id 1) dev syz_tun, expect packet loss!