======================================
| [   19.371817][  T347] page dumped because: VM_BUG_ON_PAGE(({ __kcsan_disable_current(); ; __auto_type __v = (page->page_type); ; __kcsan_enable_current(); __v; }) != (~0U))
| [   19.372215][  T347] ------------[ cut here ]------------
| [   19.372358][  T347] kernel BUG at ./include/linux/page-flags.h:1062!
| [   19.372544][  T347] Oops: invalid opcode: 0000 [#1] SMP KASAN
[   19.372863][  T347] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   19.373078][  T347] RIP: 0010:page_pool_set_pp_info (./include/linux/page-flags.h:1062 (discriminator 9) net/core/page_pool.c:716 (discriminator 9))
[   19.373209][  T347] Code: 80 3c 11 00 0f 84 12 ff ff ff 89 04 24 e8 12 de a0 fe 8b 04 24 e9 02 ff ff ff 48 c7 c6 60 98 0d a1 48 89 df e8 6b d0 89 fe 90 <0f> 0b e8 f3 dc a0 fe e9 58 ff ff ff e8 29 dd a0 fe e9 a9 fe ff ff
All code
========
   0:	80 3c 11 00          	cmpb   $0x0,(%rcx,%rdx,1)
   4:	0f 84 12 ff ff ff    	je     0xffffffffffffff1c
   a:	89 04 24             	mov    %eax,(%rsp)
   d:	e8 12 de a0 fe       	call   0xfffffffffea0de24
  12:	8b 04 24             	mov    (%rsp),%eax
  15:	e9 02 ff ff ff       	jmp    0xffffffffffffff1c
  1a:	48 c7 c6 60 98 0d a1 	mov    $0xffffffffa10d9860,%rsi
  21:	48 89 df             	mov    %rbx,%rdi
  24:	e8 6b d0 89 fe       	call   0xfffffffffe89d094
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	e8 f3 dc a0 fe       	call   0xfffffffffea0dd24
  31:	e9 58 ff ff ff       	jmp    0xffffffffffffff8e
  36:	e8 29 dd a0 fe       	call   0xfffffffffea0dd64
  3b:	e9 a9 fe ff ff       	jmp    0xfffffffffffffee9

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	e8 f3 dc a0 fe       	call   0xfffffffffea0dcfa
   7:	e9 58 ff ff ff       	jmp    0xffffffffffffff64
   c:	e8 29 dd a0 fe       	call   0xfffffffffea0dd3a
  11:	e9 a9 fe ff ff       	jmp    0xfffffffffffffebf
[   19.373546][  T347] RSP: 0018:ffa000000184f8a0 EFLAGS: 00010282
[   19.373677][  T347] RAX: 0000000000000096 RBX: ff110000177fffc0 RCX: 0000000000000000
[   19.373823][  T347] RDX: 0000000000000096 RSI: 1ffffffff4917b44 RDI: fff3fc0000309eff
[   19.373962][  T347] RBP: ff11000005653800 R08: ffffffff9e3bf47a R09: 1ffffffff43bea44
[   19.374103][  T347] R10: 0000000000000003 R11: fffffbfff43bea45 R12: ff110000177fffc1
[   19.374260][  T347] R13: 0000000000000000 R14: ff110000177fffc0 R15: 0000000000000000
[   19.374396][  T347] FS:  00007f1b0c03bb80(0000) GS:ff110000c8dc6000(0000) knlGS:0000000000000000
[   19.374556][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.374674][  T347] CR2: 00007f1b0c2395e0 CR3: 000000000c7e3006 CR4: 0000000000771ef0
[   19.374813][  T347] PKRU: 55555554
[   19.374881][  T347] Call Trace:
[   19.374950][  T347]  <TASK>
[   19.374996][  T347]  net_mp_niov_set_page_pool (net/core/page_pool.c:1360)
[   19.375089][  T347]  io_pp_zc_alloc_netmems (io_uring/zcrx.c:1089 io_uring/zcrx.c:1110)
[   19.375181][  T347]  fbnic_fill_bdq (./include/net/page_pool/helpers.h:160 drivers/net/ethernet/meta/fbnic/fbnic_txrx.c:906)
[   19.375271][  T347]  __fbnic_nv_restart (drivers/net/ethernet/meta/fbnic/fbnic_txrx.c:2470 drivers/net/ethernet/meta/fbnic/fbnic_txrx.c:2874)
[   19.375362][  T347]  fbnic_queue_start (drivers/net/ethernet/meta/fbnic/fbnic_txrx.c:2903)
[   19.375451][  T347]  netdev_rx_queue_reconfig (net/core/netdev_rx_queue.c:137)
[   19.375549][  T347]  __netif_mp_open_rxq (net/core/netdev_rx_queue.c:234)
[   19.375638][  T347]  ? netdev_rx_queue_restart (net/core/netdev_rx_queue.c:184)
[   19.375734][  T347]  io_register_zcrx (io_uring/zcrx.c:818 io_uring/zcrx.c:903)
[   19.375821][  T347]  ? io_zcrx_get_region (io_uring/zcrx.c:675 (discriminator 1))
[   19.375914][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.376004][  T347]  ? __do_sys_io_uring_register (io_uring/register.c:1028)
[   19.376121][  T347]  __io_uring_register (io_uring/register.c:931)
[   19.376211][  T347]  ? io_register_resize_rings (./arch/x86/include/asm/atomic.h:28)
[   19.376327][  T347]  ? __fget_files (./include/linux/rcupdate.h:871 fs/file.c:1101)
[   19.376419][  T347]  ? __do_sys_io_uring_register (io_uring/register.c:1028)
[   19.376533][  T347]  __do_sys_io_uring_register (io_uring/register.c:1029)
[   19.376623][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.376716][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.376812][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.376901][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.376991][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.377101][  T347] RIP: 0033:0x7f1b0c23aed8
[   19.377197][  T347] Code: 00 00 f3 0f 1e fa 48 89 f2 f6 87 d0 00 00 00 01 74 20 8b bf cc 00 00 00 be 20 00 00 80 41 ba 01 00 00 00 b8 ab 01 00 00 0f 05 <c3> 0f 1f 80 00 00 00 00 8b bf c4 00 00 00 be 20 00 00 00 eb de 0f
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	f3 0f 1e fa          	endbr64
   6:	48 89 f2             	mov    %rsi,%rdx
   9:	f6 87 d0 00 00 00 01 	testb  $0x1,0xd0(%rdi)
  10:	74 20                	je     0x32
  12:	8b bf cc 00 00 00    	mov    0xcc(%rdi),%edi
  18:	be 20 00 00 80       	mov    $0x80000020,%esi
  1d:	41 ba 01 00 00 00    	mov    $0x1,%r10d
  23:	b8 ab 01 00 00       	mov    $0x1ab,%eax
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  32:	8b bf c4 00 00 00    	mov    0xc4(%rdi),%edi
  38:	be 20 00 00 00       	mov    $0x20,%esi
  3d:	eb de                	jmp    0x1d
  3f:	0f                   	.byte 0xf

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
   8:	8b bf c4 00 00 00    	mov    0xc4(%rdi),%edi
   e:	be 20 00 00 00       	mov    $0x20,%esi
  13:	eb de                	jmp    0xfffffffffffffff3
  15:	0f                   	.byte 0xf
[   19.377513][  T347] RSP: 002b:00007ffcc90c1798 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab
[   19.377654][  T347] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1b0c23aed8
[   19.377790][  T347] RDX: 00007ffcc90c17b0 RSI: 0000000000000020 RDI: 0000000000000004
[   19.377923][  T347] RBP: 00007ffcc90c18c0 R08: 0000000000000000 R09: 0000000000000000
[   19.378060][  T347] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffcc90c1b88


Finger prints:
page_pool_set_pp_info:net_mp_niov_set_page_pool:io_pp_zc_alloc_netmems:fbnic_fill_bdq:__fbnic_nv_restart