Oops: general protection fault, probably for non-canonical address 0xf99995986babe82f: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: maybe wild-memory-access in range [0xccccccc35d5f4178-0xccccccc35d5f417f] CPU: 0 PID: 5699 Comm: syz.3.149 Not tainted 6.10.0-syzkaller-08676-g720261cfc732 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:__lock_acquire+0x69/0x2040 kernel/locking/lockdep.c:5007 Code: b6 04 30 84 c0 0f 85 87 16 00 00 45 31 f6 83 3d 08 68 3b 0e 00 0f 84 ac 13 00 00 89 54 24 54 89 5c 24 68 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 19 bc 86 00 48 be 00 00 00 00 00 fc RSP: 0018:ffffc90000007810 EFLAGS: 00010803 RAX: 199999986babe82f RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: ccccccc35d5f417e RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff1f5ba5e R12: ffff888022139e00 R13: 0000000000000001 R14: 0000000000000000 R15: ccccccc35d5f417e FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002008c000 CR3: 000000005f1ea000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759 __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 kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 common_interrupt+0xaa/0xd0 arch/x86/kernel/irq.c:278 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693 RIP: 0010:__raw_write_unlock_irq include/linux/rwlock_api_smp.h:274 [inline] RIP: 0010:_raw_write_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:358 Code: 90 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 1a 08 e0 f5 48 89 df e8 32 5d e1 f5 e8 1d 14 0b f6 fb bf 01 00 00 00 c2 16 d3 f5 65 8b 05 33 20 71 74 85 c0 74 06 5b c3 cc cc cc cc RSP: 0018:ffffc90013fd7ab0 EFLAGS: 00000282 RAX: 64249a48fd1c9000 RBX: ffffffff8e00a040 RCX: ffffffff947af703 RDX: dffffc0000000000 RSI: ffffffff8bcac9a0 RDI: 0000000000000001 RBP: ffffc90013fd7c20 R08: ffffffff8fadd2ef R09: 1ffffffff1f5ba5d R10: dffffc0000000000 R11: fffffbfff1f5ba5e R12: 1ffff1100442746d R13: 1ffff1100442746c R14: ffff8880285e06c0 R15: dffffc0000000000 exit_notify kernel/exit.c:767 [inline] do_exit+0x19cc/0x27f0 kernel/exit.c:897 do_group_exit+0x207/0x2c0 kernel/exit.c:1026 get_signal+0x16a1/0x1740 kernel/signal.c:2917 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3e02d75b59 Code: Unable to access opcode bytes at 0x7f3e02d75b2f. RSP: 002b:00007f3e03b1b0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f3e02f05f68 RCX: 00007f3e02d75b59 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f3e02f05f68 RBP: 00007f3e02f05f60 R08: 00007f3e03b1b6c0 R09: 00007f3e03b1b6c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3e02f05f6c R13: 000000000000000b R14: 00007ffcd8b7e0e0 R15: 00007ffcd8b7e1c8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__lock_acquire+0x69/0x2040 kernel/locking/lockdep.c:5007 Code: b6 04 30 84 c0 0f 85 87 16 00 00 45 31 f6 83 3d 08 68 3b 0e 00 0f 84 ac 13 00 00 89 54 24 54 89 5c 24 68 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 19 bc 86 00 48 be 00 00 00 00 00 fc RSP: 0018:ffffc90000007810 EFLAGS: 00010803 RAX: 199999986babe82f RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: ccccccc35d5f417e RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff1f5ba5e R12: ffff888022139e00 R13: 0000000000000001 R14: 0000000000000000 R15: ccccccc35d5f417e FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002008c000 CR3: 000000005f1ea000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: b6 04 mov $0x4,%dh 2: 30 84 c0 0f 85 87 16 xor %al,0x1687850f(%rax,%rax,8) 9: 00 00 add %al,(%rax) b: 45 31 f6 xor %r14d,%r14d e: 83 3d 08 68 3b 0e 00 cmpl $0x0,0xe3b6808(%rip) # 0xe3b681d 15: 0f 84 ac 13 00 00 je 0x13c7 1b: 89 54 24 54 mov %edx,0x54(%rsp) 1f: 89 5c 24 68 mov %ebx,0x68(%rsp) 23: 4c 89 f8 mov %r15,%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 ff mov %r15,%rdi 33: e8 19 bc 86 00 call 0x86bc51 38: 48 rex.W 39: be 00 00 00 00 mov $0x0,%esi 3e: 00 fc add %bh,%ah