------------[ cut here ]------------
kernel BUG at kernel/bpf/arraymap.c:980!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 7220 Comm: syz.1.31421 Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
RIP: 0010:prog_array_map_poke_run+0x6f4/0x710 kernel/bpf/arraymap.c:980
Code: 5f e9 ff eb 05 e8 3c 5f e9 ff 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 28 5f e9 ff 0f 0b e9 78 f9 ff ff e8 1c 5f e9 ff <0f> 0b e8 15 5f e9 ff 0f 0b e8 0e 5f e9 ff 0f 0b e8 07 5f e9 ff 0f
RSP: 0018:ffffc90001067c18 EFLAGS: 00010287
RAX: ffffffff817b4444 RBX: ffff88811d927010 RCX: 0000000000080000
RDX: ffffc9000eb1a000 RSI: 0000000000000073 RDI: 0000000000000074
RBP: ffffc90001067c90 R08: ffffffff864eabc7 R09: 1ffffffff0c9d578
R10: dffffc0000000000 R11: fffffbfff0c9d579 R12: ffffffffa0074b00
R13: ffff888128af7900 R14: 0000000000000001 R15: 00000000fffffff0
FS:  00007f8ae23f06c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffb59963000 CR3: 0000000122a0f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 bpf_fd_array_map_update_elem+0x21a/0x330 kernel/bpf/arraymap.c:763
 bpf_map_update_value+0xb4/0x430 kernel/bpf/syscall.c:187
 map_update_elem+0x4ac/0x600 kernel/bpf/syscall.c:1139
 __do_sys_bpf kernel/bpf/syscall.c:4423 [inline]
 __se_sys_bpf+0x3e0/0x740 kernel/bpf/syscall.c:4391
 __x64_sys_bpf+0x7b/0x90 kernel/bpf/syscall.c:4391
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f8ae39b7e99
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8ae23f0028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f8ae3c40090 RCX: 00007f8ae39b7e99
RDX: 0000000000000020 RSI: 00002000000004c0 RDI: 0000000000000002
RBP: 00007f8ae3a4deaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8ae3c40128 R14: 00007f8ae3c40090 R15: 00007ffd1668fac8
Modules linked in:
---[ end trace 35cdb59f5b5bfa09 ]---
RIP: 0010:prog_array_map_poke_run+0x6f4/0x710 kernel/bpf/arraymap.c:980
Code: 5f e9 ff eb 05 e8 3c 5f e9 ff 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 28 5f e9 ff 0f 0b e9 78 f9 ff ff e8 1c 5f e9 ff <0f> 0b e8 15 5f e9 ff 0f 0b e8 0e 5f e9 ff 0f 0b e8 07 5f e9 ff 0f
RSP: 0018:ffffc90001067c18 EFLAGS: 00010287
RAX: ffffffff817b4444 RBX: ffff88811d927010 RCX: 0000000000080000
RDX: ffffc9000eb1a000 RSI: 0000000000000073 RDI: 0000000000000074
RBP: ffffc90001067c90 R08: ffffffff864eabc7 R09: 1ffffffff0c9d578
R10: dffffc0000000000 R11: fffffbfff0c9d579 R12: ffffffffa0074b00
R13: ffff888128af7900 R14: 0000000000000001 R15: 00000000fffffff0
FS:  00007f8ae23f06c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 0000000122a0f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600