[   12.732360][  T227] ==================================================================
[   12.732715][  T227] BUG: KASAN: global-out-of-bounds in snmp6_seq_show_item64.constprop.0+0x341/0x500
[   12.733065][  T227] Read of size 8 at addr ffffffffbb6d4790 by task icmps-discard_i/227
[   12.733353][  T227] 
[   12.733458][  T227] CPU: 1 UID: 0 PID: 227 Comm: icmps-discard_i Not tainted 6.17.0-rc3-virtme #1 PREEMPT(full) 
[   12.733463][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.733465][  T227] Call Trace:
[   12.733467][  T227]  <TASK>
[   12.733470][  T227]  dump_stack_lvl+0x82/0xc0
[   12.733478][  T227]  print_address_description.constprop.0+0x2c/0x3a0
[   12.733487][  T227]  ? snmp6_seq_show_item64.constprop.0+0x341/0x500
[   12.733491][  T227]  print_report+0xb4/0x270
[   12.733494][  T227]  ? snmp6_seq_show_item64.constprop.0+0x341/0x500
[   12.733497][  T227]  ? kasan_addr_to_slab+0x21/0x70
[   12.733501][  T227]  ? snmp6_seq_show_item64.constprop.0+0x341/0x500
[   12.733504][  T227]  kasan_report+0xca/0x100
[   12.733508][  T227]  ? snmp6_seq_show_item64.constprop.0+0x341/0x500
[   12.733513][  T227]  snmp6_seq_show_item64.constprop.0+0x341/0x500
[   12.733518][  T227]  ? sockstat6_seq_show+0x1d0/0x1d0
[   12.733529][  T227]  ? rcu_is_watching+0x12/0xb0
[   12.733536][  T227]  ? trace_kmalloc+0x26/0xd0
[   12.733540][  T227]  ? __kvmalloc_node_noprof+0x23f/0x570
[   12.733546][  T227]  snmp6_seq_show+0x68/0x190
[   12.733549][  T227]  seq_read_iter+0x3fa/0x1060
[   12.733559][  T227]  seq_read+0x2cc/0x4b0
[   12.733563][  T227]  ? seq_read_iter+0x1060/0x1060
[   12.733567][  T227]  ? __lock_acquire+0x449/0x7e0
[   12.733575][  T227]  ? __mutex_trylock_common+0xf9/0x260
[   12.733580][  T227]  ? rcu_is_watching+0x12/0xb0
[   12.733584][  T227]  proc_reg_read+0x1aa/0x270
[   12.733592][  T227]  vfs_read+0x17e/0xda0
[   12.733597][  T227]  ? fdget_pos+0x230/0x2f0
[   12.733603][  T227]  ? ww_mutex_lock+0x160/0x160
[   12.733610][  T227]  ? kernel_read+0x1f0/0x1f0
[   12.733613][  T227]  ? __lock_release+0x5d/0x170
[   12.733617][  T227]  ? __fget_files+0x199/0x300
[   12.733621][  T227]  ? __fget_files+0x1a3/0x300
[   12.733627][  T227]  ksys_read+0xf7/0x1d0
[   12.733631][  T227]  ? vfs_write+0x12c0/0x12c0
[   12.733637][  T227]  do_syscall_64+0xc1/0x370
[   12.733642][  T227]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   12.733645][  T227] RIP: 0033:0x7f08fbc4b2cc
[   12.733649][  T227] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 29 8b f8 ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 7f 8b f8 ff 48
[   12.733652][  T227] RSP: 002b:00007ffccab7ead0 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   12.733656][  T227] RAX: ffffffffffffffda RBX: 0000000014f488a0 RCX: 00007f08fbc4b2cc
[   12.733658][  T227] RDX: 0000000000000400 RSI: 0000000014f48cf0 RDI: 000000000000000c
[   12.733660][  T227] RBP: 00007f08fbd435c0 R08: 0000000000000000 R09: 0000000000000000
[   12.733662][  T227] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   12.733664][  T227] R13: 0000000000000d68 R14: 00007f08fbd429c0 R15: 0000000000000d68
[   12.733670][  T227]  </TASK>
[   12.733672][  T227] 
[   12.743800][  T227] The buggy address belongs to the variable:
[   12.744041][  T227]  snmp6_ipstats_list+0x210/0x3e0
[   12.744238][  T227] 
[   12.744337][  T227] The buggy address belongs to the physical page:
[   12.744576][  T227] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x33ad4
[   12.744931][  T227] flags: 0x80000000002000(reserved|node=0|zone=1)
[   12.745186][  T227] raw: 0080000000002000 ffffea0000ceb508 ffffea0000ceb508 0000000000000000
[   12.745536][  T227] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000
[   12.745877][  T227] page dumped because: kasan: bad access detected
[   12.746119][  T227] 
[   12.746217][  T227] Memory state around the buggy address:
[   12.746413][  T227]  ffffffffbb6d4680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   12.746703][  T227]  ffffffffbb6d4700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   12.746988][  T227] >ffffffffbb6d4780: 00 00 f9 f9 f9 f9 f9 f9 00 00 00 00 00 01 f9 f9
[   12.747271][  T227]                          ^
[   12.747475][  T227]  ffffffffbb6d4800: f9 f9 f9 f9 00 00 04 f9 f9 f9 f9 f9 00 00 00 01
[   12.747772][  T227]  ffffffffbb6d4880: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 00 00 06 f9
[   12.748062][  T227] ==================================================================
[   12.748374][  T227] Disabling lock debugging due to kernel taint