general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 PID: 2215 Comm: syz.1.779 Not tainted 6.1.112-syzkaller-00110-g976b055754d7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:bq_flush_to_queue+0x47/0x6e0 kernel/bpf/cpumap.c:713
Code: df e8 ad 6c dd ff 49 8d 5f 50 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 53 d6 24 00 48 8b 1b 48 89 d8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 cd 04 00 00 48 89 5d 80 44 8b 33 4d 8d
RSP: 0018:ffffc9000e1af5d8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc900010f9000 RSI: 0000000000000c25 RDI: 0000000000000c26
RBP: ffffc9000e1af668 R08: ffffffff81983638 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881f6e34440 R14: ffff8881f6e34440 R15: ffff8881f7e000e0
FS: 00007f96f24d26c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e01eff8 CR3: 0000000123d09000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
__cpu_map_flush+0xab/0x130 kernel/bpf/cpumap.c:804
xdp_do_flush+0x13/0x20 net/core/filter.c:4183
xdp_test_run_batch net/bpf/test_run.c:332 [inline]
bpf_test_run_xdp_live+0x167d/0x1f70 net/bpf/test_run.c:362
bpf_prog_test_run_xdp+0x7d1/0x1130 net/bpf/test_run.c:1393
bpf_prog_test_run+0x3b0/0x630 kernel/bpf/syscall.c:3665
__sys_bpf+0x59f/0x7f0 kernel/bpf/syscall.c:5020
__do_sys_bpf kernel/bpf/syscall.c:5106 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5104 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5104
x64_sys_call+0x87f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:322
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f96f177e719
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:00007f96f24d2038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f96f1935f80 RCX: 00007f96f177e719
RDX: 0000000000000050 RSI: 00000000200000c0 RDI: 000000000000000a
RBP: 00007f96f17f139e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f96f1935f80 R15: 00007ffde8682958
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:bq_flush_to_queue+0x47/0x6e0 kernel/bpf/cpumap.c:713
Code: df e8 ad 6c dd ff 49 8d 5f 50 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 53 d6 24 00 48 8b 1b 48 89 d8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 cd 04 00 00 48 89 5d 80 44 8b 33 4d 8d
RSP: 0018:ffffc9000e1af5d8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc900010f9000 RSI: 0000000000000c25 RDI: 0000000000000c26
RBP: ffffc9000e1af668 R08: ffffffff81983638 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881f6e34440 R14: ffff8881f6e34440 R15: ffff8881f7e000e0
FS: 00007f96f24d26c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e01eff8 CR3: 0000000123d09000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 1 bytes skipped:
0: e8 ad 6c dd ff call 0xffdd6cb2
5: 49 8d 5f 50 lea 0x50(%r15),%rbx
9: 48 89 d8 mov %rbx,%rax
c: 48 c1 e8 03 shr $0x3,%rax
10: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1)
15: 74 08 je 0x1f
17: 48 89 df mov %rbx,%rdi
1a: e8 53 d6 24 00 call 0x24d672
1f: 48 8b 1b mov (%rbx),%rbx
22: 48 89 d8 mov %rbx,%rax
25: 48 c1 e8 03 shr $0x3,%rax
* 29: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction
2e: 84 c0 test %al,%al
30: 0f 85 cd 04 00 00 jne 0x503
36: 48 89 5d 80 mov %rbx,-0x80(%rbp)
3a: 44 8b 33 mov (%rbx),%r14d
3d: 4d rex.WRB
3e: 8d .byte 0x8d