syzbot

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kernel BUG at kernel/bpf/arraymap.c:977!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 16491 Comm: syz.0.4461 Tainted: G        W         5.10.226-syzkaller-00709-ge5e5644ea27f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:prog_array_map_poke_run+0x68f/0x6b0 kernel/bpf/arraymap.c:977
Code: 92 e8 ff eb 05 e8 11 92 e8 ff 48 83 c4 70 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 fd 91 e8 ff 0f 0b e9 de f9 ff ff e8 f1 91 e8 ff <0f> 0b e8 ea 91 e8 ff 0f 0b e8 e3 91 e8 ff 0f 0b e8 dc 91 e8 ff 0f
RSP: 0018:ffffc90000c07720 EFLAGS: 00010293
RAX: ffffffff81821aff RBX: 00000000fffffff0 RCX: ffff888114e993c0
RDX: 0000000000000000 RSI: 00000000fffffff0 RDI: 00000000ffffffea
RBP: ffffc90000c077b8 R08: ffffffff818217a2 R09: fffffbfff0cdd671
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88811541cc00
R13: 0000000000000000 R14: ffff88810a7a4800 R15: dffffc0000000000
FS:  00007f564e12a6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000011d03d000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 bpf_fd_array_map_update_elem+0x201/0x310 kernel/bpf/arraymap.c:760
 bpf_map_update_value+0xbc/0x420 kernel/bpf/syscall.c:187
 map_update_elem kernel/bpf/syscall.c:1136 [inline]
 __do_sys_bpf kernel/bpf/syscall.c:4423 [inline]
 __se_sys_bpf+0x7687/0x11cb0 kernel/bpf/syscall.c:4391
 __x64_sys_bpf+0x7b/0x90 kernel/bpf/syscall.c:4391
 do_syscall_64+0x34/0x70
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f564f4f2ff9
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:00007f564e12a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f564f6ab130 RCX: 00007f564f4f2ff9
RDX: 0000000000000020 RSI: 00000000200005c0 RDI: 0000000000000002
RBP: 00007f564f565296 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f564f6ab130 R15: 00007ffce6f1f468
Modules linked in:
---[ end trace 9ccd82643d72d771 ]---
RIP: 0010:prog_array_map_poke_run+0x68f/0x6b0 kernel/bpf/arraymap.c:977
Code: 92 e8 ff eb 05 e8 11 92 e8 ff 48 83 c4 70 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 fd 91 e8 ff 0f 0b e9 de f9 ff ff e8 f1 91 e8 ff <0f> 0b e8 ea 91 e8 ff 0f 0b e8 e3 91 e8 ff 0f 0b e8 dc 91 e8 ff 0f
RSP: 0018:ffffc90000c07720 EFLAGS: 00010293
RAX: ffffffff81821aff RBX: 00000000fffffff0 RCX: ffff888114e993c0
RDX: 0000000000000000 RSI: 00000000fffffff0 RDI: 00000000ffffffea
RBP: ffffc90000c077b8 R08: ffffffff818217a2 R09: fffffbfff0cdd671
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88811541cc00
R13: 0000000000000000 R14: ffff88810a7a4800 R15: dffffc0000000000
FS:  00007f564e12a6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c25e29d CR3: 000000011d03d000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600