fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0xa/0x1b lib/fault-inject.c:149
 __should_failslab+0x121/0x190 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:424 [inline]
 slab_alloc_node mm/slab.c:3304 [inline]
 kmem_cache_alloc_node+0x56/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 74 Comm: kworker/u4:3 Not tainted 4.19.37 #5
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound flush_to_ldisc
 alloc_skb include/linux/skbuff.h:995 [inline]
 bt_skb_alloc include/net/bluetooth/bluetooth.h:339 [inline]
 bcsp_recv+0x8cc/0x13b0 drivers/bluetooth/hci_bcsp.c:685
 hci_uart_tty_receive+0x22b/0x530 drivers/bluetooth/hci_ldisc.c:607
RIP: 0010:skb_put+0x35/0x1e0 net/core/skbuff.c:1697
Code: 89 f5 41 54 49 89 fc 53 4d 8d b4 24 c8 00 00 00 48 83 ec 08 e8 cc 70 0a fc 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 58
 tiocsti drivers/tty/tty_io.c:2194 [inline]
 tty_ioctl+0xeb1/0x1530 drivers/tty/tty_io.c:2580
RSP: 0018:ffff8880a996fb28 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff888093112a80 RCX: ffffffff84e28319
RDX: 0000000000000019 RSI: ffffffff8560d6b4 RDI: 0000000000000000
RBP: ffff8880a996fb58 R08: ffff8880a991e440 R09: ffffed1015d04733
R10: ffffed1015d04732 R11: ffff8880ae823993 R12: 0000000000000000
R13: 0000000000000001 R14: 00000000000000c8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:501 [inline]
 do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:688
CR2: 0000000020000000 CR3: 00000000a5758000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 skb_put_data include/linux/skbuff.h:2091 [inline]
 bcsp_unslip_one_byte drivers/bluetooth/hci_bcsp.c:451 [inline]
 bcsp_recv+0x9b3/0x13b0 drivers/bluetooth/hci_bcsp.c:612
 hci_uart_tty_receive+0x22b/0x530 drivers/bluetooth/hci_ldisc.c:607
 tty_ldisc_receive_buf+0x164/0x1c0 drivers/tty/tty_buffer.c:460
 tty_port_default_receive_buf+0x7d/0xb0 drivers/tty/tty_port.c:38
 ksys_ioctl+0xab/0xd0 fs/ioctl.c:705
 receive_buf drivers/tty/tty_buffer.c:476 [inline]
 flush_to_ldisc+0x228/0x390 drivers/tty/tty_buffer.c:528
 __do_sys_ioctl fs/ioctl.c:712 [inline]
 __se_sys_ioctl fs/ioctl.c:710 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:710
 process_one_work+0x98e/0x1760 kernel/workqueue.c:2153
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x458da9
Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f36ee5dfc78 EFLAGS: 00000246
 worker_thread+0x98/0xe40 kernel/workqueue.c:2296
 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f36ee5dfc90 RCX: 0000000000458da9
RDX: 0000000020000140 RSI: 0000000000005412 RDI: 0000000000000003
 kthread+0x357/0x430 kernel/kthread.c:246
RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36ee5e06d4
R13: 00000000004c3215 R14: 00000000004d65a8 R15: 0000000000000004
kobject: 'queues' (00000000810b2a34): kobject_uevent_env: filter function caused the event to drop!
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
Modules linked in:
kobject: 'rx-0' (0000000073923cf5): kobject_add_internal: parent: 'queues', set: 'queues'
Bluetooth: Can't allocate mem for new packet
IPVS: ftp: loaded support on port[0] = 21
kobject: 'loop4' (00000000df09d76a): kobject_uevent_env
---[ end trace a06c55d4f68276f3 ]---
kobject: 'loop4' (00000000df09d76a): fill_kobj_path: path = '/devices/virtual/block/loop4'
RIP: 0010:skb_put+0x35/0x1e0 net/core/skbuff.c:1697
kobject: 'loop3' (00000000983d9da1): kobject_uevent_env
kobject: 'loop3' (00000000983d9da1): fill_kobj_path: path = '/devices/virtual/block/loop3'
Code: 89 f5 41 54 49 89 fc 53 4d 8d b4 24 c8 00 00 00 48 83 ec 08 e8 cc 70 0a fc 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 58
kobject: 'loop2' (00000000e50b9c29): kobject_uevent_env
kobject: 'loop2' (00000000e50b9c29): fill_kobj_path: path = '/devices/virtual/block/loop2'
RSP: 0018:ffff8880a996fb28 EFLAGS: 00010202
kobject: 'rx-0' (0000000073923cf5): kobject_uevent_env
RAX: dffffc0000000000 RBX: ffff888093112a80 RCX: ffffffff84e28319
kobject: 'rx-0' (0000000073923cf5): fill_kobj_path: path = '/devices/virtual/net/lo/queues/rx-0'
RDX: 0000000000000019 RSI: ffffffff8560d6b4 RDI: 0000000000000000
kobject: 'tx-0' (00000000d886dfc8): kobject_add_internal: parent: 'queues', set: 'queues'
RBP: ffff8880a996fb58 R08: ffff8880a991e440 R09: ffffed1015d04733
kobject: 'tx-0' (00000000d886dfc8): kobject_uevent_env
R10: ffffed1015d04732 R11: ffff8880ae823993 R12: 0000000000000000
kobject: 'tx-0' (00000000d886dfc8): fill_kobj_path: path = '/devices/virtual/net/lo/queues/tx-0'
R13: 0000000000000001 R14: 00000000000000c8 R15: 0000000000000000
kobject: 'loop2' (00000000e50b9c29): kobject_uevent_env
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
kobject: 'loop2' (00000000e50b9c29): fill_kobj_path: path = '/devices/virtual/block/loop2'
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kobject: 'tunl0' (00000000da73360b): kobject_add_internal: parent: 'net', set: 'devices'
CR2: 00007ffd99712d6c CR3: 000000009064a000 CR4: 00000000001406e0
kobject: 'loop4' (00000000df09d76a): kobject_uevent_env
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
kobject: 'tunl0' (00000000da73360b): kobject_uevent_env
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
kobject: 'loop4' (00000000df09d76a): fill_kobj_path: path = '/devices/virtual/block/loop4'