R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 kasan: CONFIG_KASAN_INLINE enabled Bluetooth: Invalid header checksum kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.0.0-rc6+ #74 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events hci_uart_write_work RIP: 0010:hci_uart_write_work+0x1b6/0x710 drivers/bluetooth/hci_ldisc.c:180 Code: 0f 85 6a 04 00 00 49 8b b4 24 c8 00 00 00 4c 89 ef e8 5e 72 53 02 89 c6 48 8b 45 d0 48 8d b8 5c 10 00 00 48 89 f8 48 c1 e8 03 <0f> b6 14 18 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 1d Bluetooth: Can't allocate HCI device RSP: 0018:ffff8880a99cfcb0 EFLAGS: 00010203 RAX: 000000000000020b RBX: dffffc0000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000008 RDI: 000000000000105c RBP: ffff8880a99cfd30 R08: ffff8880a99bc5c0 R09: ffff8880a99bce88 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888093057500 R13: ffff88808cc54480 R14: ffff88809f5be828 R15: ffff888093057570 FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004b4a3c CR3: 0000000093815000 CR4: 00000000001406e0 Call Trace: process_one_work+0x98e/0x1790 kernel/workqueue.c:2173 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: ---[ end trace d63ba73a318fa0e3 ]--- RIP: 0010:hci_uart_write_work+0x1b6/0x710 drivers/bluetooth/hci_ldisc.c:180 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 Code: 0f 85 6a 04 00 00 49 8b b4 24 c8 00 00 00 4c 89 ef e8 5e 72 53 02 89 c6 48 8b 45 d0 48 8d b8 5c 10 00 00 48 89 f8 48 c1 e8 03 <0f> b6 14 18 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 1d RSP: 0018:ffff8880a99cfcb0 EFLAGS: 00010203 CPU: 0 PID: 7847 Comm: syz-executor184 Tainted: G D 5.0.0-rc6+ #74 RAX: 000000000000020b RBX: dffffc0000000000 RCX: 0000000000000000 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x1b lib/fault-inject.c:149 RDX: 0000000000000000 RSI: 0000000000000008 RDI: 000000000000105c RBP: ffff8880a99cfd30 R08: ffff8880a99bc5c0 R09: ffff8880a99bce88 __should_failslab+0x121/0x190 mm/failslab.c:32 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888093057500 should_failslab+0x9/0x14 mm/slab_common.c:1603 R13: ffff88808cc54480 R14: ffff88809f5be828 R15: ffff888093057570 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3367 [inline] kmem_cache_alloc_trace+0x2d1/0x760 mm/slab.c:3607 FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004b4a3c CR3: 0000000008871000 CR4: 00000000001406e0 kmalloc include/linux/slab.h:545 [inline] kzalloc include/linux/slab.h:740 [inline] hci_alloc_dev+0x43/0x1d00 net/bluetooth/hci_core.c:3116