------------[ cut here ]------------
kernel BUG at mm/slub.c:4064!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 613 Comm: kworker/0:5 Not tainted 5.4.265-syzkaller-00002-g50cb39f34248 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
Workqueue: events bpf_map_free_deferred
RIP: 0010:kfree+0x363/0x370 mm/slub.c:308
Code: 48 8b 03 48 83 c3 18 48 85 c0 75 e5 65 ff 0d 40 02 6f 7e 48 8b 5c 24 10 0f 85 cd fc ff ff e8 e4 c8 6c ff e9 c3 fc ff ff 0f 0b <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffff8881eb82fc70 EFLAGS: 00010246
RAX: ffffea0007dbd248 RBX: ffff8881f6f497c0 RCX: ffffea0007dbd240
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881f6f497c0
RBP: ffffea0007dbd240 R08: 0000000000000000 R09: ffffffff846031dc
R10: ffffffff84800000 R11: dffffc0000000000 R12: ffff8881f6f497c0
R13: 1ffff1103ede92fa R14: 0000000000000000 R15: ffff8881f6f497d0
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30e24000 CR3: 00000001d80c8000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 dev_map_free+0x4ce/0x7b0 kernel/bpf/devmap.c:250
 bpf_map_free_deferred+0xa8/0x100 kernel/bpf/syscall.c:311
 process_one_work+0x765/0xd20 kernel/workqueue.c:2290
 worker_thread+0xaef/0x1470 kernel/workqueue.c:2436
 kthread+0x2da/0x360 kernel/kthread.c:288
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:354
Modules linked in:
---[ end trace 32f32fb264006ac2 ]---
RIP: 0010:kfree+0x363/0x370 mm/slub.c:308
Code: 48 8b 03 48 83 c3 18 48 85 c0 75 e5 65 ff 0d 40 02 6f 7e 48 8b 5c 24 10 0f 85 cd fc ff ff e8 e4 c8 6c ff e9 c3 fc ff ff 0f 0b <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffff8881eb82fc70 EFLAGS: 00010246
RAX: ffffea0007dbd248 RBX: ffff8881f6f497c0 RCX: ffffea0007dbd240
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881f6f497c0
RBP: ffffea0007dbd240 R08: 0000000000000000 R09: ffffffff846031dc
R10: ffffffff84800000 R11: dffffc0000000000 R12: ffff8881f6f497c0
R13: 1ffff1103ede92fa R14: 0000000000000000 R15: ffff8881f6f497d0
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa018a7e59f CR3: 00000001d80c8000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600