raw: ffff888061c78a80 ffff888061c78480 00000000ffffffff 0000000000000000 Enabling of bearer rejected, already enabled Unknown ioctl 35075 page dumped because: VM_BUG_ON_PAGE(compound && compound_order(page) != order) ------------[ cut here ]------------ kernel BUG at mm/page_alloc.c:1042! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 7871 Comm: kworker/1:3 Not tainted 5.0.0-rc6+ #68 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events cache_reap kobject: 'tx-0' (000000008309d7c0): kobject_uevent_env RIP: 0010:free_pages_prepare mm/page_alloc.c:1042 [inline] RIP: 0010:__free_pages_ok+0xb48/0xda0 mm/page_alloc.c:1296 Code: 0c 00 0f 0b e8 79 aa 1a 00 e9 0b fa ff ff 48 89 df e8 6c aa 1a 00 e9 23 fa ff ff 48 c7 c6 e0 5f 72 87 4c 89 e7 e8 48 1f 0c 00 <0f> 0b 4c 89 ef e8 4e aa 1a 00 e9 df f4 ff ff 4c 89 f7 e8 41 aa 1a kobject: 'loop4' (00000000a1bf92e0): kobject_uevent_env RSP: 0018:ffff88806fec7ba0 EFLAGS: 00010293 RAX: ffff88806febe3c0 RBX: ffff8880a90acb00 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81986367 RDI: ffffea0001871e38 RBP: ffff88806fec7bf0 R08: 000000000000004e R09: ffffed1015d25021 R10: ffffed1015d25020 R11: ffff8880ae928107 R12: ffffea0001871e00 R13: ffffea0001871e08 R14: 0000000000000002 R15: 0000000000000004 FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f70a6f2cdb8 CR3: 0000000097929000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kobject: 'tx-0' (000000008309d7c0): fill_kobj_path: path = '/devices/virtual/net/lo/queues/tx-0' free_the_page mm/page_alloc.c:4597 [inline] __free_pages mm/page_alloc.c:4603 [inline] __free_pages+0x85/0xb0 mm/page_alloc.c:4600 kmem_freepages.isra.0+0x436/0x660 mm/slab.c:1445 slab_destroy+0x24/0x60 mm/slab.c:1699 drain_freelist+0xa4/0xe0 mm/slab.c:2274 cache_reap+0x168/0x280 mm/slab.c:4070 process_one_work+0x98e/0x1790 kernel/workqueue.c:2173 kobject: 'loop4' (00000000a1bf92e0): fill_kobj_path: path = '/devices/virtual/block/loop4' worker_thread+0x98/0xe40 kernel/workqueue.c:2319 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Modules linked in: kobject: 'gre0' (000000002b0a7701): kobject_cleanup, parent (null) kobject: 'loop2' (00000000416c7721): kobject_uevent_env kobject: 'loop2' (00000000416c7721): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'gre0' (000000002b0a7701): auto cleanup 'remove' event kobject: 'tunl0' (00000000d2b5390c): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'gre0' (000000002b0a7701): kobject_uevent_env kobject: 'gre0' (000000002b0a7701): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop3' (00000000e4c67386): kobject_uevent_env Unknown ioctl 35075 kobject: 'loop3' (00000000e4c67386): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (00000000a41f7246): kobject_uevent_env kobject: 'gre0' (000000002b0a7701): calling ktype release kobject: 'kvm' (00000000a41f7246): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tunl0' (00000000d2b5390c): kobject_uevent_env kobject: 'gre0': free name kobject: 'loop1' (00000000ed189ebe): kobject_uevent_env kobject: 'loop1' (00000000ed189ebe): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tunl0' (00000000d2b5390c): fill_kobj_path: path = '/devices/virtual/net/tunl0' kobject: 'kvm' (00000000a41f7246): kobject_uevent_env kobject: 'queues' (0000000043226e6d): kobject_add_internal: parent: 'tunl0', set: '' kobject: 'kvm' (00000000a41f7246): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'queues' (0000000043226e6d): kobject_uevent_env kobject: 'queues' (0000000043226e6d): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000006a42645): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000006a42645): kobject_uevent_env kobject: 'loop5' (000000005e2bfea2): kobject_uevent_env ---[ end trace 92d97401be72699a ]--- RIP: 0010:free_pages_prepare mm/page_alloc.c:1042 [inline] RIP: 0010:__free_pages_ok+0xb48/0xda0 mm/page_alloc.c:1296 Code: 0c 00 0f 0b e8 79 aa 1a 00 e9 0b fa ff ff 48 89 df e8 6c aa 1a 00 e9 23 fa ff ff 48 c7 c6 e0 5f 72 87 4c 89 e7 e8 48 1f 0c 00 <0f> 0b 4c 89 ef e8 4e aa 1a 00 e9 df f4 ff ff 4c 89 f7 e8 41 aa 1a kobject: 'loop5' (000000005e2bfea2): fill_kobj_path: path = '/devices/virtual/block/loop5' RSP: 0018:ffff88806fec7ba0 EFLAGS: 00010293 kobject: 'rx-0' (0000000006a42645): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/rx-0' kobject: 'tx-0' (000000006ecde995): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000006ecde995): kobject_uevent_env RAX: ffff88806febe3c0 RBX: ffff8880a90acb00 RCX: 0000000000000000 kobject: 'tx-0' (000000006ecde995): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/tx-0' RDX: 0000000000000000 RSI: ffffffff81986367 RDI: ffffea0001871e38 Enabling of bearer rejected, already enabled kobject: 'gre0' (0000000093becfd3): kobject_add_internal: parent: 'net', set: 'devices' RBP: ffff88806fec7bf0 R08: 000000000000004e R09: ffffed1015d25021 R10: ffffed1015d25020 R11: ffff8880ae928107 R12: ffffea0001871e00 R13: ffffea0001871e08 R14: 0000000000000002 R15: 0000000000000004 kobject: 'loop2' (00000000416c7721): kobject_uevent_env FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000070d6b4 CR3: 000000005e81b000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400