[   78.645457] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   78.662530] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   78.729567] 8021q: adding VLAN 0 to HW filter on device team0
[   78.747370] 8021q: adding VLAN 0 to HW filter on device team0
[   78.814508] 8021q: adding VLAN 0 to HW filter on device team0
[   78.826167] 8021q: adding VLAN 0 to HW filter on device team0
[   78.843890] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   78.858430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   79.056640] 8021q: adding VLAN 0 to HW filter on device team0
[  119.270345] hrtimer: interrupt took 616108 ns
[  495.381604] device bridge_slave_1 left promiscuous mode
[  495.388271] bridge0: port 2(bridge_slave_1) entered disabled state
[  495.445551] device bridge_slave_0 left promiscuous mode
[  495.452433] bridge0: port 1(bridge_slave_0) entered disabled state
[  496.698330] team0 (unregistering): Port device team_slave_1 removed
[  496.708501] team0 (unregistering): Port device team_slave_0 removed
[  496.719488] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[  496.756578] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[  496.845977] bond0 (unregistering): Released all slaves
Warning: Permanently added '10.128.15.206' (ECDSA) to the list of known hosts.
[  497.423729]  loop5: p1
[  497.472039]  loop2: p1
[  497.612999]  loop3: p1
[  497.702658]  loop1: p1
[  497.705570]  loop0: p1
[  497.721265]  loop4: p1
[  497.945002]  loop5: p1
[  498.083790] __loop_clr_fd: partition scan of loop5 failed (rc=-16)
[  498.092977]  loop2: p1
[  498.202306]  loop0: p1
[  498.240737] blk_update_request: I/O error, dev loop5, sector 1 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[  498.256853]  loop3: p1
[  498.260366]  loop1: p1
[  498.277004] blk_update_request: I/O error, dev loop5, sector 1 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.287525] Buffer I/O error on dev loop5p1, logical block 0, async page read
[  498.295514] blk_update_request: I/O error, dev loop5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.305913] Buffer I/O error on dev loop5p1, logical block 1, async page read
[  498.313502] blk_update_request: I/O error, dev loop5, sector 3 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.323731] Buffer I/O error on dev loop5p1, logical block 2, async page read
[  498.331190] blk_update_request: I/O error, dev loop5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.341389] Buffer I/O error on dev loop5p1, logical block 3, async page read
[  498.348703] blk_update_request: I/O error, dev loop5, sector 5 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.348724] Buffer I/O error on dev loop5p1, logical block 4, async page read
[  498.366262] blk_update_request: I/O error, dev loop5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.376464] Buffer I/O error on dev loop5p1, logical block 5, async page read
[  498.383780] blk_update_request: I/O error, dev loop5, sector 7 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.393966] Buffer I/O error on dev loop5p1, logical block 6, async page read
[  498.401311] blk_update_request: I/O error, dev loop5, sector 8 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.411522] Buffer I/O error on dev loop5p1, logical block 7, async page read
[  498.419304] blk_update_request: I/O error, dev loop5, sector 1 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[  498.429593] Buffer I/O error on dev loop5p1, logical block 0, async page read
[  498.436979] Buffer I/O error on dev loop5p1, logical block 1, async page read
[  498.684110] loop_reread_partitions: partition scan of loop5 () failed (rc=-16)
[  498.692139]  loop4: p1
[  498.698264]  loop2: p1
[  498.891385]  loop2: p1
[  498.951268]  loop1: p1
[  498.954870]  loop3: p1
[  498.980986]  loop0: p1
[  498.984388]  loop4: p1
[  499.032659]  loop5: p1
[  499.271626] WARNING: CPU: 1 PID: 3216 at fs/block_dev.c:1899 __blkdev_put+0x59a/0x700
[  499.279640] Kernel panic - not syncing: panic_on_warn set ...
[  499.285533] CPU: 1 PID: 3216 Comm: blkid Not tainted 5.3.0-rc3+ #1
[  499.291941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  499.292440] kobject: 'loop3' (0000000007b5cf03): kobject_uevent_env
[  499.301302] Call Trace:
[  499.301372]  dump_stack+0x113/0x167
[  499.301384]  ? __blkdev_put+0x59a/0x700
[  499.301476]  panic+0x223/0x4ee
[  499.321329]  ? add_taint.cold.7+0x11/0x11
[  499.325489]  __warn.cold.10+0x1b/0x45
[  499.329278]  ? __blkdev_put+0x59a/0x700
[  499.333241]  report_bug+0x1a4/0x200
[  499.336931]  do_error_trap+0x11b/0x200
[  499.340825]  do_invalid_op+0x36/0x40
[  499.344531]  ? __blkdev_put+0x59a/0x700
[  499.348507]  invalid_op+0x23/0x30
[  499.351947] RIP: 0010:__blkdev_put+0x59a/0x700
[  499.356519] Code: ff ff 8b b5 3c ff ff ff ba 01 00 00 00 4c 89 e7 e8 7b fa ff ff e9 c6 fd ff ff 48 c7 85 50 ff ff ff 08 00 00 00 e9 25 fc ff ff <0f> 0b e9 c3 fb ff ff e8 ea 8a 44 01 48 8b bd 40 ff ff ff e8 be 61
[  499.375418] RSP: 0018:ffff8881d8d37cb0 EFLAGS: 00010202
[  499.380787] RAX: 0000000000000000 RBX: 1ffff1103b1a6f9f RCX: 0000000000000000
[  499.388053] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881d171c3e8
[  499.395313] RBP: ffff8881d8d37da0 R08: ffffed103a2e386c R09: ffffed103a2e386c
[  499.402572] R10: ffff8881d8d37ca0 R11: ffff8881d171c35f R12: ffff8881d171c344
[  499.409836] R13: 00000000080a101d R14: 00000000080a101d R15: ffff8881d171c340
[  499.417164]  ? __kasan_check_write+0x14/0x20
[  499.421588]  ? bd_set_size+0xb0/0xb0
[  499.425294]  ? wait_for_completion+0x460/0x460
[  499.429879]  blkdev_put+0x73/0x480
[  499.433436]  blkdev_close+0x88/0xd0
[  499.437063]  __fput+0x25d/0x780
[  499.440332]  ? _raw_spin_unlock_irq+0x27/0x80
[  499.444837]  ____fput+0x9/0x10
[  499.448083]  task_work_run+0x10e/0x190
[  499.451989]  exit_to_usermode_loop+0x1be/0x210
[  499.456567]  do_syscall_64+0x468/0x550
[  499.460450]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  499.465634] RIP: 0033:0x7fd11b1882b0
[  499.469337] Code: 40 75 0b 31 c0 48 83 c4 08 e9 0c ff ff ff 48 8d 3d c5 32 08 00 e8 c0 07 02 00 83 3d 45 a3 2b 00 00 75 10 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ce 8a 01 00 48 89 04 24
[  499.488251] RSP: 002b:00007ffedb9a39a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[  499.495960] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd11b1882b0
[  499.503242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
[  499.510507] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
[  499.517775] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000dd9030
[  499.525038] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000005
[  499.533804] Kernel Offset: disabled
[  499.537550] Rebooting in 86400 seconds..