Oops: general protection fault, probably for non-canonical address 0xfd0a152628b8062c: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: maybe wild-memory-access in range [0xe850c93145c03160-0xe850c93145c03167] CPU: 1 PID: 8633 Comm: syz.0.917 Not tainted 6.10.0-syzkaller-04473-g0e03c643dc93 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:__lock_acquire+0x6a/0x1fd0 kernel/locking/lockdep.c:5004 Code: df 0f b6 04 30 84 c0 0f 85 4b 16 00 00 83 3d d8 d4 3b 0e 00 0f 84 1c 11 00 00 83 3d 7f 94 ad 0c 00 74 2c 4c 89 e0 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 e7 e8 18 fc 89 00 48 be 00 00 00 00 00 fc RSP: 0018:ffffc90000a188b0 EFLAGS: 00010803 RAX: 1d0a192628b8062c RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: e850c93145c03165 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff1f5c6f6 R12: e850c93145c03165 R13: 0000000000000000 R14: ffff888023ae3c00 R15: 0000000000000000 FS: 00007f0b88bc86c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5fa5ffdfc4 CR3: 000000002b55e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5753 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:351 [inline] bq_flush_to_queue+0xc0/0x610 kernel/bpf/cpumap.c:683 __cpu_map_flush+0x5d/0xd0 kernel/bpf/cpumap.c:767 xdp_do_check_flushed+0x136/0x240 net/core/filter.c:4304 __napi_poll+0xe4/0x490 net/core/dev.c:6774 napi_poll net/core/dev.c:6840 [inline] net_rx_action+0x89b/0x1240 net/core/dev.c:6962 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 do_softirq+0x11b/0x1e0 kernel/softirq.c:455 __local_bh_enable_ip+0x1bb/0x200 kernel/softirq.c:382 local_bh_enable include/linux/bottom_half.h:33 [inline] bpf_test_run+0x56b/0xa90 net/bpf/test_run.c:436 bpf_prog_test_run_skb+0xc97/0x1820 net/bpf/test_run.c:1094 bpf_prog_test_run+0x33a/0x3b0 kernel/bpf/syscall.c:4313 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5728 __do_sys_bpf kernel/bpf/syscall.c:5817 [inline] __se_sys_bpf kernel/bpf/syscall.c:5815 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5815 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0b87d75a99 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:00007f0b88bc8048 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f0b87f03f60 RCX: 00007f0b87d75a99 RDX: 000000000000002c RSI: 0000000020000080 RDI: 000000000000000a RBP: 00007f0b87de4e5d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f0b87f03f60 R15: 00007ffce62db1f8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__lock_acquire+0x6a/0x1fd0 kernel/locking/lockdep.c:5004 Code: df 0f b6 04 30 84 c0 0f 85 4b 16 00 00 83 3d d8 d4 3b 0e 00 0f 84 1c 11 00 00 83 3d 7f 94 ad 0c 00 74 2c 4c 89 e0 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 e7 e8 18 fc 89 00 48 be 00 00 00 00 00 fc RSP: 0018:ffffc90000a188b0 EFLAGS: 00010803 RAX: 1d0a192628b8062c RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: e850c93145c03165 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff1f5c6f6 R12: e850c93145c03165 R13: 0000000000000000 R14: ffff888023ae3c00 R15: 0000000000000000 FS: 00007f0b88bc86c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5fa5ffdfc4 CR3: 000000002b55e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: df 0f fisttps (%rdi) 2: b6 04 mov $0x4,%dh 4: 30 84 c0 0f 85 4b 16 xor %al,0x164b850f(%rax,%rax,8) b: 00 00 add %al,(%rax) d: 83 3d d8 d4 3b 0e 00 cmpl $0x0,0xe3bd4d8(%rip) # 0xe3bd4ec 14: 0f 84 1c 11 00 00 je 0x1136 1a: 83 3d 7f 94 ad 0c 00 cmpl $0x0,0xcad947f(%rip) # 0xcad94a0 21: 74 2c je 0x4f 23: 4c 89 e0 mov %r12,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 80 3c 30 00 cmpb $0x0,(%rax,%rsi,1) <-- trapping instruction 2e: 74 12 je 0x42 30: 4c 89 e7 mov %r12,%rdi 33: e8 18 fc 89 00 call 0x89fc50 38: 48 rex.W 39: be 00 00 00 00 mov $0x0,%esi 3e: 00 fc add %bh,%ah