------------[ cut here ]------------ kernel BUG at kernel/bpf/arraymap.c:980! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 17884 Comm: syz.2.4794 Tainted: G W 5.10.237-syzkaller-00010-gcf6ed0f1511d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:prog_array_map_poke_run+0x6f4/0x710 kernel/bpf/arraymap.c:980 Code: 93 e9 ff eb 05 e8 bc 93 e9 ff 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 a8 93 e9 ff 0f 0b e9 78 f9 ff ff e8 9c 93 e9 ff <0f> 0b e8 95 93 e9 ff 0f 0b e8 8e 93 e9 ff 0f 0b e8 87 93 e9 ff 0f RSP: 0018:ffffc90000c57c30 EFLAGS: 00010287 RAX: ffffffff8179fed4 RBX: ffff8881069f2590 RCX: 0000000000080000 RDX: ffffc90009513000 RSI: 0000000000000071 RDI: 0000000000000072 RBP: ffffc90000c57cb0 R08: dffffc0000000000 R09: fffffbfff0c5d40d R10: fffffbfff0c5d40d R11: 1ffffffff0c5d40c R12: ffffffffa0070800 R13: ffff88810ab2b080 R14: 0000000000000001 R15: 00000000fffffff0 FS: 00007ff414ee66c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5986f3bd58 CR3: 0000000124f90000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: bpf_fd_array_map_update_elem+0x21f/0x330 kernel/bpf/arraymap.c:763 bpf_map_update_value+0xb4/0x410 kernel/bpf/syscall.c:187 map_update_elem+0x4a1/0x5e0 kernel/bpf/syscall.c:1139 __do_sys_bpf kernel/bpf/syscall.c:4423 [inline] __se_sys_bpf+0x398/0x680 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: 0033:0x7ff41689e969 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff414ee6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007ff416ac6080 RCX: 00007ff41689e969 RDX: 0000000000000020 RSI: 0000200000000100 RDI: 0000000000000002 RBP: 00007ff416920ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007ff416ac6080 R15: 00007ffdb62c0ff8 Modules linked in: ---[ end trace 48cfdeb5e6944115 ]--- RIP: 0010:prog_array_map_poke_run+0x6f4/0x710 kernel/bpf/arraymap.c:980 Code: 93 e9 ff eb 05 e8 bc 93 e9 ff 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 a8 93 e9 ff 0f 0b e9 78 f9 ff ff e8 9c 93 e9 ff <0f> 0b e8 95 93 e9 ff 0f 0b e8 8e 93 e9 ff 0f 0b e8 87 93 e9 ff 0f RSP: 0018:ffffc90000c57c30 EFLAGS: 00010287 RAX: ffffffff8179fed4 RBX: ffff8881069f2590 RCX: 0000000000080000 RDX: ffffc90009513000 RSI: 0000000000000071 RDI: 0000000000000072 RBP: ffffc90000c57cb0 R08: dffffc0000000000 R09: fffffbfff0c5d40d R10: fffffbfff0c5d40d R11: 1ffffffff0c5d40c R12: ffffffffa0070800 R13: ffff88810ab2b080 R14: 0000000000000001 R15: 00000000fffffff0 FS: 00007ff414ee66c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff414aa4000 CR3: 0000000124f90000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600