Warning: Permanently added '10.128.0.217' (ECDSA) to the list of known hosts.
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syzkaller login: [  121.654468][    C0] ==================================================================
[  121.662740][    C0] BUG: KASAN: slab-out-of-bounds in bitmap_port_gc+0x112/0x4f0
[  121.670271][    C0] Read of size 8 at addr ffff8880a34180c0 by task syz-executor395/9865
[  121.678494][    C0] 
[  121.680826][    C0] CPU: 0 PID: 9865 Comm: syz-executor395 Not tainted 5.5.0-rc5-syzkaller #0
[  121.689475][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  121.699511][    C0] Call Trace:
[  121.702777][    C0]  <IRQ>
[  121.705624][    C0]  dump_stack+0x197/0x210
[  121.709940][    C0]  ? bitmap_port_gc+0x112/0x4f0
[  121.714777][    C0]  print_address_description.constprop.0.cold+0xd4/0x30b
[  121.721783][    C0]  ? bitmap_port_gc+0x112/0x4f0
[  121.726662][    C0]  ? bitmap_port_gc+0x112/0x4f0
[  121.731501][    C0]  __kasan_report.cold+0x1b/0x41
[  121.736427][    C0]  ? bitmap_port_gc+0x112/0x4f0
[  121.741264][    C0]  kasan_report+0x12/0x20
[  121.745587][    C0]  check_memory_region+0x134/0x1a0
[  121.750713][    C0]  __kasan_check_read+0x11/0x20
[  121.755573][    C0]  bitmap_port_gc+0x112/0x4f0
[  121.760254][    C0]  call_timer_fn+0x1ac/0x780
[  121.764829][    C0]  ? bitmap_port_test+0x170/0x170
[  121.769839][    C0]  ? msleep_interruptible+0x150/0x150
[  121.775193][    C0]  ? run_timer_softirq+0x6b1/0x1790
[  121.780380][    C0]  ? trace_hardirqs_on+0x67/0x240
[  121.785388][    C0]  ? bitmap_port_test+0x170/0x170
[  121.790396][    C0]  ? bitmap_port_test+0x170/0x170
[  121.795406][    C0]  run_timer_softirq+0x6c3/0x1790
[  121.800424][    C0]  ? add_timer+0x930/0x930
[  121.804826][    C0]  ? rcu_lockdep_current_cpu_online+0xe3/0x130
[  121.810965][    C0]  ? rcu_read_lock_sched_held+0x9c/0xd0
[  121.816497][    C0]  ? rcu_read_lock_any_held.part.0+0x50/0x50
[  121.822463][    C0]  ? trace_hardirqs_on+0x67/0x240
[  121.828430][    C0]  __do_softirq+0x262/0x98c
[  121.832922][    C0]  ? sched_clock_cpu+0x1b/0x1b0
[  121.837762][    C0]  irq_exit+0x19b/0x1e0
[  121.841904][    C0]  smp_apic_timer_interrupt+0x1a3/0x610
[  121.847437][    C0]  apic_timer_interrupt+0xf/0x20
[  121.852359][    C0]  </IRQ>
[  121.855293][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x90/0xe0
[  121.861685][    C0] Code: 48 c7 c0 d8 34 93 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 39 48 83 3d 4f de be 01 00 74 24 48 89 df 57 9d <0f> 1f 44 00 00 bf 01 00 00 00 e8 f1 33 7c f9 65 8b 05 e2 c7 2d 78
[  121.881271][    C0] RSP: 0018:ffffc900036f78c8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  121.889666][    C0] RAX: 1ffffffff132669b RBX: 0000000000000282 RCX: 0000000000000000
[  121.897624][    C0] RDX: dffffc0000000000 RSI: 0000000000000006 RDI: 0000000000000282
[  121.905580][    C0] RBP: ffffc900036f78d8 R08: ffff88809481a100 R09: 0000000000000000
[  121.913535][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8b8ac7c8
[  121.921494][    C0] R13: ffffffff8b8ac7c8 R14: ffff88808ca72000 R15: 0000000000000000
[  121.929472][    C0]  debug_check_no_obj_freed+0x20a/0x43f
[  121.934998][    C0]  ? rcu_read_lock_sched_held+0x9c/0xd0
[  121.940534][    C0]  __free_pages_ok+0x266/0xea0
[  121.945291][    C0]  free_compound_page+0x97/0xd0
[  121.950129][    C0]  free_transhuge_page+0x2a7/0x3b0
[  121.955231][    C0]  __put_compound_page+0x90/0xd0
[  121.960156][    C0]  release_pages+0x666/0x1bd0
[  121.964821][    C0]  ? __activate_page+0x1460/0x1460
[  121.969915][    C0]  ? find_next_bit+0x107/0x130
[  121.974663][    C0]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  121.980926][    C0]  ? lru_add_drain_cpu+0x212/0x5c0
[  121.986065][    C0]  free_pages_and_swap_cache+0x2c3/0x3f0
[  121.991689][    C0]  tlb_flush_mmu+0x89/0x630
[  121.996180][    C0]  tlb_finish_mmu+0x98/0x3b0
[  122.000759][    C0]  exit_mmap+0x2da/0x530
[  122.004990][    C0]  ? __ia32_sys_munmap+0x80/0x80
[  122.009921][    C0]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  122.016147][    C0]  ? __khugepaged_exit+0xcf/0x410
[  122.021156][    C0]  mmput+0x179/0x4d0
[  122.025033][    C0]  do_exit+0xac2/0x2f50
[  122.029180][    C0]  ? mm_update_next_owner+0x7c0/0x7c0
[  122.034541][    C0]  ? down_read_non_owner+0x490/0x490
[  122.039804][    C0]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  122.046030][    C0]  ? handle_mm_fault+0x4ab/0xa50
[  122.050954][    C0]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  122.056399][    C0]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  122.061844][    C0]  do_group_exit+0x135/0x360
[  122.066423][    C0]  __x64_sys_exit_group+0x44/0x50
[  122.071440][    C0]  do_syscall_64+0xfa/0x790
[  122.075949][    C0]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  122.081830][    C0] RIP: 0033:0x440008
[  122.085716][    C0] Code: Bad RIP value.
[  122.089762][    C0] RSP: 002b:00007ffe926a3208 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[  122.098263][    C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000440008
[  122.106224][    C0] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
[  122.114185][    C0] RBP: 00000000004bf890 R08: 00000000000000e7 R09: ffffffffffffffd0
[  122.122145][    C0] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000001
[  122.130101][    C0] R13: 00000000006d1180 R14: 0000000000000000 R15: 0000000000000000
[  122.138065][    C0] 
[  122.140379][    C0] Allocated by task 9491:
[  122.144693][    C0]  save_stack+0x23/0x90
[  122.148836][    C0]  __kasan_kmalloc.constprop.0+0xcf/0xe0
[  122.154447][    C0]  kasan_kmalloc+0x9/0x10
[  122.158767][    C0]  __kmalloc+0x163/0x770
[  122.162993][    C0]  ip_set_alloc+0x38/0x5e
[  122.167312][    C0]  bitmap_port_create+0x3dc/0x7c0
[  122.172321][    C0]  ip_set_create+0x6f1/0x1500
[  122.176982][    C0]  nfnetlink_rcv_msg+0xcf2/0xfb0
[  122.181903][    C0]  netlink_rcv_skb+0x177/0x450
[  122.186655][    C0]  nfnetlink_rcv+0x1ba/0x460
[  122.191224][    C0]  netlink_unicast+0x58c/0x7d0
[  122.195968][    C0]  netlink_sendmsg+0x91c/0xea0
[  122.200712][    C0]  sock_sendmsg+0xd7/0x130
[  122.205110][    C0]  ____sys_sendmsg+0x753/0x880
[  122.209855][    C0]  ___sys_sendmsg+0x100/0x170
[  122.214562][    C0]  __sys_sendmsg+0x105/0x1d0
[  122.219136][    C0]  __x64_sys_sendmsg+0x78/0xb0
[  122.223885][    C0]  do_syscall_64+0xfa/0x790
[  122.228372][    C0]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  122.234238][    C0] 
[  122.236550][    C0] Freed by task 9240:
[  122.240526][    C0]  save_stack+0x23/0x90
[  122.244657][    C0]  __kasan_slab_free+0x102/0x150
[  122.249572][    C0]  kasan_slab_free+0xe/0x10
[  122.254049][    C0]  kfree+0x10a/0x2c0
[  122.257926][    C0]  security_cred_free+0xa9/0x110
[  122.262837][    C0]  put_cred_rcu+0x129/0x4b0
[  122.267314][    C0]  __put_cred+0x1ef/0x270
[  122.271620][    C0]  do_faccessat+0x693/0x7f0
[  122.276123][    C0]  __x64_sys_access+0x59/0x80
[  122.280795][    C0]  do_syscall_64+0xfa/0x790
[  122.285301][    C0]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  122.291177][    C0] 
[  122.293487][    C0] The buggy address belongs to the object at ffff8880a34180c0
[  122.293487][    C0]  which belongs to the cache kmalloc-32 of size 32
[  122.307346][    C0] The buggy address is located 0 bytes inside of
[  122.307346][    C0]  32-byte region [ffff8880a34180c0, ffff8880a34180e0)
[  122.320331][    C0] The buggy address belongs to the page:
[  122.325950][    C0] page:ffffea00028d0600 refcount:1 mapcount:0 mapping:ffff8880aa4001c0 index:0xffff8880a3418fc1
[  122.336343][    C0] raw: 00fffe0000000200 ffffea00027bf188 ffffea00027c25c8 ffff8880aa4001c0
[  122.344915][    C0] raw: ffff8880a3418fc1 ffff8880a3418000 0000000100000026 0000000000000000
[  122.353533][    C0] page dumped because: kasan: bad access detected
[  122.359925][    C0] 
[  122.362233][    C0] Memory state around the buggy address:
[  122.367845][    C0]  ffff8880a3417f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[  122.378935][    C0]  ffff8880a3418000: fb fb fb fb fc fc fc fc 00 03 fc fc fc fc fc fc
[  122.386995][    C0] >ffff8880a3418080: fb fb fb fb fc fc fc fc 04 fc fc fc fc fc fc fc
[  122.395033][    C0]                                            ^
[  122.401292][    C0]  ffff8880a3418100: fb fb fb fb fc fc fc fc fb fb fb fb fc fc fc fc
[  122.409342][    C0]  ffff8880a3418180: fb fb fb fb fc fc fc fc fb fb fb fb fc fc fc fc
[  122.417421][    C0] ==================================================================
[  122.425502][    C0] Disabling lock debugging due to kernel taint
[  122.431753][    C0] Kernel panic - not syncing: panic_on_warn set ...
[  122.438337][    C0] CPU: 0 PID: 9865 Comm: syz-executor395 Tainted: G    B             5.5.0-rc5-syzkaller #0
[  122.448398][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  122.458442][    C0] Call Trace:
[  122.461705][    C0]  <IRQ>
[  122.464545][    C0]  dump_stack+0x197/0x210
[  122.468859][    C0]  panic+0x2e3/0x75c
[  122.472739][    C0]  ? add_taint.cold+0x16/0x16
[  122.477394][    C0]  ? retint_kernel+0x2b/0x2b
[  122.481966][    C0]  ? trace_hardirqs_on+0x5e/0x240
[  122.487008][    C0]  ? bitmap_port_gc+0x112/0x4f0
[  122.491842][    C0]  end_report+0x47/0x4f
[  122.495979][    C0]  ? bitmap_port_gc+0x112/0x4f0
[  122.500811][    C0]  __kasan_report.cold+0xe/0x41
[  122.505644][    C0]  ? bitmap_port_gc+0x112/0x4f0
[  122.510478][    C0]  kasan_report+0x12/0x20
[  122.514783][    C0]  check_memory_region+0x134/0x1a0
[  122.519870][    C0]  __kasan_check_read+0x11/0x20
[  122.524701][    C0]  bitmap_port_gc+0x112/0x4f0
[  122.529361][    C0]  call_timer_fn+0x1ac/0x780
[  122.533930][    C0]  ? bitmap_port_test+0x170/0x170
[  122.538932][    C0]  ? msleep_interruptible+0x150/0x150
[  122.544291][    C0]  ? run_timer_softirq+0x6b1/0x1790
[  122.549477][    C0]  ? trace_hardirqs_on+0x67/0x240
[  122.554482][    C0]  ? bitmap_port_test+0x170/0x170
[  122.559482][    C0]  ? bitmap_port_test+0x170/0x170
[  122.564483][    C0]  run_timer_softirq+0x6c3/0x1790
[  122.569526][    C0]  ? add_timer+0x930/0x930
[  122.573919][    C0]  ? rcu_lockdep_current_cpu_online+0xe3/0x130
[  122.580048][    C0]  ? rcu_read_lock_sched_held+0x9c/0xd0
[  122.585572][    C0]  ? rcu_read_lock_any_held.part.0+0x50/0x50
[  122.591529][    C0]  ? trace_hardirqs_on+0x67/0x240
[  122.596531][    C0]  __do_softirq+0x262/0x98c
[  122.601060][    C0]  ? sched_clock_cpu+0x1b/0x1b0
[  122.606034][    C0]  irq_exit+0x19b/0x1e0
[  122.610209][    C0]  smp_apic_timer_interrupt+0x1a3/0x610
[  122.615730][    C0]  apic_timer_interrupt+0xf/0x20
[  122.620642][    C0]  </IRQ>
[  122.623568][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x90/0xe0
[  122.629966][    C0] Code: 48 c7 c0 d8 34 93 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 39 48 83 3d 4f de be 01 00 74 24 48 89 df 57 9d <0f> 1f 44 00 00 bf 01 00 00 00 e8 f1 33 7c f9 65 8b 05 e2 c7 2d 78
[  122.649677][    C0] RSP: 0018:ffffc900036f78c8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  122.658078][    C0] RAX: 1ffffffff132669b RBX: 0000000000000282 RCX: 0000000000000000
[  122.666026][    C0] RDX: dffffc0000000000 RSI: 0000000000000006 RDI: 0000000000000282
[  122.674112][    C0] RBP: ffffc900036f78d8 R08: ffff88809481a100 R09: 0000000000000000
[  122.682062][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8b8ac7c8
[  122.690014][    C0] R13: ffffffff8b8ac7c8 R14: ffff88808ca72000 R15: 0000000000000000
[  122.697987][    C0]  debug_check_no_obj_freed+0x20a/0x43f
[  122.703519][    C0]  ? rcu_read_lock_sched_held+0x9c/0xd0
[  122.709233][    C0]  __free_pages_ok+0x266/0xea0
[  122.713977][    C0]  free_compound_page+0x97/0xd0
[  122.718812][    C0]  free_transhuge_page+0x2a7/0x3b0
[  122.723944][    C0]  __put_compound_page+0x90/0xd0
[  122.728866][    C0]  release_pages+0x666/0x1bd0
[  122.733537][    C0]  ? __activate_page+0x1460/0x1460
[  122.738639][    C0]  ? find_next_bit+0x107/0x130
[  122.743382][    C0]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  122.749602][    C0]  ? lru_add_drain_cpu+0x212/0x5c0
[  122.754699][    C0]  free_pages_and_swap_cache+0x2c3/0x3f0
[  122.760315][    C0]  tlb_flush_mmu+0x89/0x630
[  122.764802][    C0]  tlb_finish_mmu+0x98/0x3b0
[  122.769387][    C0]  exit_mmap+0x2da/0x530
[  122.773621][    C0]  ? __ia32_sys_munmap+0x80/0x80
[  122.778553][    C0]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  122.784776][    C0]  ? __khugepaged_exit+0xcf/0x410
[  122.789783][    C0]  mmput+0x179/0x4d0
[  122.793672][    C0]  do_exit+0xac2/0x2f50
[  122.797807][    C0]  ? mm_update_next_owner+0x7c0/0x7c0
[  122.803160][    C0]  ? down_read_non_owner+0x490/0x490
[  122.808477][    C0]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  122.814726][    C0]  ? handle_mm_fault+0x4ab/0xa50
[  122.819654][    C0]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  122.825109][    C0]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  122.830549][    C0]  do_group_exit+0x135/0x360
[  122.835125][    C0]  __x64_sys_exit_group+0x44/0x50
[  122.840132][    C0]  do_syscall_64+0xfa/0x790
[  122.844618][    C0]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  122.850512][    C0] RIP: 0033:0x440008
[  122.854450][    C0] Code: Bad RIP value.
[  122.858497][    C0] RSP: 002b:00007ffe926a3208 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[  122.866886][    C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000440008
[  122.874847][    C0] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
[  122.882850][    C0] RBP: 00000000004bf890 R08: 00000000000000e7 R09: ffffffffffffffd0
[  122.890800][    C0] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000001
[  122.898752][    C0] R13: 00000000006d1180 R14: 0000000000000000 R15: 0000000000000000
[  122.908027][    C0] Kernel Offset: disabled
[  122.912349][    C0] Rebooting in 86400 seconds..