------------[ cut here ]------------
WARNING: CPU: 0 PID: 0 at mm/maccess.c:226 copy_from_user_nofault+0x15c/0x1c0
Modules linked in:
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.15.165-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 mm/maccess.c:226
Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 2b c8 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 14 c8 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff
RSP: 0018:ffffc90000007210 EFLAGS: 00010246
RAX: ffffffff81aa998c RBX: 0000000000000000 RCX: ffffffff8c6bd5c0
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffffffff81aa989d R09: fffffbfff18d7ab9
R10: 0000000000000000 R11: dffffc0000000001 R12: 000000007fffffe8
R13: 0000000000000000 R14: 000000007fffffe8 R15: ffffc90000007288
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff9734800d0 CR3: 0000000014bed000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
bpf_probe_read_compat+0xe4/0x180 kernel/trace/bpf_trace.c:277
bpf_prog_4595f2d530cd9aa3+0x35/0xc70
bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
__bpf_prog_run include/linux/filter.h:628 [inline]
bpf_prog_run include/linux/filter.h:635 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline]
bpf_trace_run4+0x1ea/0x390 kernel/trace/bpf_trace.c:1919
__bpf_trace_mm_page_alloc+0xba/0xe0 include/trace/events/kmem.h:201
__traceiter_mm_page_alloc+0x35/0x50 include/trace/events/kmem.h:201
trace_mm_page_alloc include/trace/events/kmem.h:201 [inline]
__alloc_pages+0x6e0/0x700 mm/page_alloc.c:5445
alloc_slab_page mm/slub.c:1775 [inline]
allocate_slab mm/slub.c:1912 [inline]
new_slab+0xbb/0x4b0 mm/slub.c:1975
___slab_alloc+0x6f6/0xe10 mm/slub.c:3008
kmem_cache_alloc_bulk+0x13d/0x3c0 mm/slub.c:3690
napi_skb_cache_get+0x115/0x1e0 net/core/skbuff.c:178
__alloc_skb+0xee/0x590 net/core/skbuff.c:413
__napi_alloc_skb+0x15c/0x2d0 net/core/skbuff.c:568
napi_alloc_skb include/linux/skbuff.h:3063 [inline]
page_to_skb+0x294/0xd20 drivers/net/virtio_net.c:454
receive_mergeable drivers/net/virtio_net.c:1070 [inline]
receive_buf+0x11ff/0x6640 drivers/net/virtio_net.c:1180
virtnet_receive drivers/net/virtio_net.c:1472 [inline]
virtnet_poll+0x629/0x1270 drivers/net/virtio_net.c:1585
__napi_poll+0xc7/0x440 net/core/dev.c:7035
napi_poll net/core/dev.c:7102 [inline]
net_rx_action+0x617/0xda0 net/core/dev.c:7192
handle_softirqs+0x3a7/0x930 kernel/softirq.c:558
__do_softirq kernel/softirq.c:592 [inline]
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x157/0x240 kernel/softirq.c:641
irq_exit_rcu+0x5/0x20 kernel/softirq.c:653
common_interrupt+0xa4/0xc0 arch/x86/kernel/irq.c:240
asm_common_interrupt+0x22/0x40 arch/x86/include/asm/idtentry.h:629
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:22 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:132 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:109 [inline]
RIP: 0010:acpi_idle_do_entry+0x10f/0x340 drivers/acpi/processor_idle.c:562
Code: 8a 43 f7 48 83 e3 08 0f 85 0a 01 00 00 4c 8d 74 24 20 e8 24 07 4a f7 0f 1f 44 00 00 e8 8a 86 43 f7 0f 00 2d c3 50 a6 00 fb f4 <4c> 89 f3 48 c1 eb 03 42 80 3c 3b 00 74 08 4c 89 f7 e8 bb 4f 8d f7
RSP: 0018:ffffffff8c607b80 EFLAGS: 000002d3
RAX: ffffffff8a3cdb16 RBX: 0000000000000000 RCX: ffffffff8c6bd5c0
RDX: 0000000000000000 RSI: ffffffff8a8b2a20 RDI: ffffffff8ad8f7c0
RBP: ffffffff8c607c10 R08: ffffffff8186e260 R09: fffffbfff18d7ab9
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffffffff18c0f70
R13: ffff888146c71004 R14: ffffffff8c607ba0 R15: dffffc0000000000
acpi_idle_enter+0x352/0x4f0 drivers/acpi/processor_idle.c:697
cpuidle_enter_state+0x521/0xef0 drivers/cpuidle/cpuidle.c:237
cpuidle_enter+0x59/0x90 drivers/cpuidle/cpuidle.c:351
call_cpuidle kernel/sched/idle.c:158 [inline]
cpuidle_idle_call kernel/sched/idle.c:239 [inline]
do_idle+0x3e4/0x670 kernel/sched/idle.c:306
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
start_kernel+0x48c/0x540 init/main.c:1140
secondary_startup_64_no_verify+0xb1/0xbb
----------------
Code disassembly (best guess):
0: 8a 43 f7 mov -0x9(%rbx),%al
3: 48 83 e3 08 and $0x8,%rbx
7: 0f 85 0a 01 00 00 jne 0x117
d: 4c 8d 74 24 20 lea 0x20(%rsp),%r14
12: e8 24 07 4a f7 call 0xf74a073b
17: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
1c: e8 8a 86 43 f7 call 0xf74386ab
21: 0f 00 2d c3 50 a6 00 verw 0xa650c3(%rip) # 0xa650eb
28: fb sti
29: f4 hlt
* 2a: 4c 89 f3 mov %r14,%rbx <-- trapping instruction
2d: 48 c1 eb 03 shr $0x3,%rbx
31: 42 80 3c 3b 00 cmpb $0x0,(%rbx,%r15,1)
36: 74 08 je 0x40
38: 4c 89 f7 mov %r14,%rdi
3b: e8 bb 4f 8d f7 call 0xf78d4ffb