BUG: unable to handle page fault for address: ffffffffff600000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 6c12067 P4D 6c12067 PUD 6c14067 PMD 6c16067 PTE 0
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 28 Comm: kauditd Not tainted 6.1.43-syzkaller-00011-gc47043d65f0a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:copy_from_kernel_nofault+0x86/0x2d0 mm/maccess.c:36
Code: 48 89 55 d0 0f 85 de 01 00 00 ff 02 bf 07 00 00 00 4c 89 ee e8 1b 7d d2 ff 49 83 fd 07 76 58 4d 89 fe 49 83 c7 08 49 83 c5 f8 <49> 8b 1c 24 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80
RSP: 0018:ffffc90000006a30 EFLAGS: 00010257
RAX: 0000000000000103 RBX: 0000000000000008 RCX: ffff888100b16540
RDX: ffff888100b170e0 RSI: 0000000000000008 RDI: 0000000000000007
RBP: ffffc90000006a68 R08: ffffffff81a283f5 R09: fffff9400084ac87
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffff600000
R13: 0000000000000000 R14: ffffc90000006aa8 R15: ffffc90000006ab0
FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffff600000 CR3: 000000012112a000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
bpf_probe_read_kernel_common kernel/trace/bpf_trace.c:230 [inline]
____bpf_probe_read_kernel kernel/trace/bpf_trace.c:239 [inline]
bpf_probe_read_kernel+0x2a/0x70 kernel/trace/bpf_trace.c:236
bpf_prog_bd8b22826c103b08+0x3a/0x3c
bpf_dispatcher_nop_func include/linux/bpf.h:986 [inline]
__bpf_prog_run include/linux/filter.h:600 [inline]
bpf_prog_run include/linux/filter.h:607 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2268 [inline]
bpf_trace_run2+0x133/0x290 kernel/trace/bpf_trace.c:2307
__bpf_trace_kfree+0x6f/0x90 include/trace/events/kmem.h:94
trace_kfree include/trace/events/kmem.h:94 [inline]
kfree+0xce/0xf0 mm/slab_common.c:996
skb_free_head net/core/skbuff.c:760 [inline]
skb_release_data+0x616/0x840 net/core/skbuff.c:789
skb_release_all net/core/skbuff.c:854 [inline]
__kfree_skb+0x50/0x70 net/core/skbuff.c:868
tcp_wmem_free_skb include/net/tcp.h:302 [inline]
tcp_rtx_queue_unlink_and_free+0x3d5/0x610 include/net/tcp.h:1950
tcp_clean_rtx_queue net/ipv4/tcp_input.c:3334 [inline]
tcp_ack+0x241a/0x6a50 net/ipv4/tcp_input.c:3889
tcp_rcv_established+0xe31/0x1c60 net/ipv4/tcp_input.c:5920
tcp_v4_do_rcv+0x430/0xa20 net/ipv4/tcp_ipv4.c:1677
tcp_v4_rcv+0x20d7/0x2a30 net/ipv4/tcp_ipv4.c:2098
ip_protocol_deliver_rcu+0x32f/0x720 net/ipv4/ip_input.c:205
ip_local_deliver_finish+0x24b/0x430 net/ipv4/ip_input.c:233
NF_HOOK include/linux/netfilter.h:305 [inline]
ip_local_deliver+0x1b3/0x3b0 net/ipv4/ip_input.c:254
dst_input include/net/dst.h:454 [inline]
ip_sublist_rcv_finish net/ipv4/ip_input.c:580 [inline]
ip_list_rcv_finish net/ipv4/ip_input.c:630 [inline]
ip_sublist_rcv+0x782/0x920 net/ipv4/ip_input.c:638
ip_list_rcv+0x422/0x470 net/ipv4/ip_input.c:673
__netif_receive_skb_list_ptype net/core/dev.c:5546 [inline]
__netif_receive_skb_list_core+0x6b1/0x890 net/core/dev.c:5594
__netif_receive_skb_list net/core/dev.c:5646 [inline]
netif_receive_skb_list_internal+0x967/0xcc0 net/core/dev.c:5737
gro_normal_list include/net/gro.h:433 [inline]
napi_complete_done+0x344/0x770 net/core/dev.c:6078
virtqueue_napi_complete drivers/net/virtio_net.c:403 [inline]
virtnet_poll+0xc85/0x1470 drivers/net/virtio_net.c:1687
__napi_poll+0xbe/0x5c0 net/core/dev.c:6512
napi_poll net/core/dev.c:6579 [inline]
net_rx_action+0x595/0xdd0 net/core/dev.c:6690
__do_softirq+0x1d8/0x661 kernel/softirq.c:617
invoke_softirq kernel/softirq.c:472 [inline]
__irq_exit_rcu+0x50/0xf0 kernel/softirq.c:700
irq_exit_rcu+0x9/0x10 kernel/softirq.c:712
common_interrupt+0xb4/0xd0 arch/x86/kernel/irq.c:240
asm_common_interrupt+0x27/0x40 arch/x86/include/asm/idtentry.h:640
RIP: 0010:console_emit_next_record+0x8c7/0xa70
Code: 3f 28 1a 00 49 bd 00 00 00 00 00 fc ff df 48 8b 44 24 38 42 80 3c 28 00 48 8b 5c 24 40 74 08 48 89 df e8 1c b1 60 00 48 ff 03 <0f> b6 5c 24 1f 48 c7 84 24 80 00 00 00 0e 36 e0 45 48 8b 44 24 78
RSP: 0018:ffffc900001df7c0 EFLAGS: 00000293
RAX: ffffffff815ad489 RBX: 0000000000000200 RCX: ffff888100b16540
RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000
RBP: ffffc900001df9d0 R08: ffffffff815ad474 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffffffff86cdb5c0
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffc900001dfa80
console_unlock+0x2c7/0x710 kernel/printk/printk.c:2870
vprintk_emit+0x141/0x440 kernel/printk/printk.c:2272
vprintk_default+0x26/0x30 kernel/printk/printk.c:2283
vprintk+0x86/0x90 kernel/printk/printk_safe.c:50
_printk+0xd1/0x111 kernel/printk/printk.c:2293
kauditd_printk_skb kernel/audit.c:536 [inline]
kauditd_hold_skb+0x1c0/0x210 kernel/audit.c:571
kauditd_send_queue+0x28d/0x2e0 kernel/audit.c:756
kauditd_thread+0x4f1/0x740 kernel/audit.c:880
kthread+0x26d/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Modules linked in:
CR2: ffffffffff600000
---[ end trace 0000000000000000 ]---
RIP: 0010:copy_from_kernel_nofault+0x86/0x2d0 mm/maccess.c:36
Code: 48 89 55 d0 0f 85 de 01 00 00 ff 02 bf 07 00 00 00 4c 89 ee e8 1b 7d d2 ff 49 83 fd 07 76 58 4d 89 fe 49 83 c7 08 49 83 c5 f8 <49> 8b 1c 24 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80
RSP: 0018:ffffc90000006a30 EFLAGS: 00010257
RAX: 0000000000000103 RBX: 0000000000000008 RCX: ffff888100b16540
RDX: ffff888100b170e0 RSI: 0000000000000008 RDI: 0000000000000007
RBP: ffffc90000006a68 R08: ffffffff81a283f5 R09: fffff9400084ac87
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffff600000
R13: 0000000000000000 R14: ffffc90000006aa8 R15: ffffc90000006ab0
FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffff600000 CR3: 000000012112a000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 48 89 55 d0 mov %rdx,-0x30(%rbp)
4: 0f 85 de 01 00 00 jne 0x1e8
a: ff 02 incl (%rdx)
c: bf 07 00 00 00 mov $0x7,%edi
11: 4c 89 ee mov %r13,%rsi
14: e8 1b 7d d2 ff call 0xffd27d34
19: 49 83 fd 07 cmp $0x7,%r13
1d: 76 58 jbe 0x77
1f: 4d 89 fe mov %r15,%r14
22: 49 83 c7 08 add $0x8,%r15
26: 49 83 c5 f8 add $0xfffffffffffffff8,%r13
* 2a: 49 8b 1c 24 mov (%r12),%rbx <-- trapping instruction
2e: 4c 89 f0 mov %r14,%rax
31: 48 c1 e8 03 shr $0x3,%rax
35: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx
3c: fc ff df
3f: 80 .byte 0x80