Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
CPU: 0 UID: 0 PID: 31238 Comm: syz.8.6484 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:gb_operation_message_alloc+0x174/0x280
Code: 00 e8 20 2f 92 f8 48 8b 3d e9 45 a3 12 48 89 de e8 c1 4a f7 f8 e9 94 00 00 00 e8 07 2f 92 f8 41 83 c7 08 4c 89 f0 48 c1 e8 03 <0f> b6 04 28 84 c0 0f 85 91 00 00 00 66 45 89 3e 49 8d 7e 02 48 89
RSP: 0018:ffffc900000078a8 EFLAGS: 00010002
RAX: 0000000000000002 RBX: ffff88810777fe40 RCX: 0000000000040000
RDX: ffffc90002311000 RSI: 0000000000000022 RDI: 0000000000000023
RBP: dffffc0000000000 R08: 0000000000000100 R09: 0000000000000000
R10: ffff88810777fe40 R11: ffffffff8fd5c6e0 R12: 0000000000000000
R13: 0000000000000800 R14: 0000000000000010 R15: 0000000000000000
FS:  00007f0bf89d56c0(0000) GS:ffff88818c4d4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0bf89d3fd8 CR3: 000000019ff18000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 gb_operation_create_common+0xa9/0x650
 gb_connection_recv+0x284/0x1280
 greybus_data_rcvd+0x22c/0x550
 cport_in_callback+0x1bd/0x3b0
 __usb_hcd_giveback_urb+0x378/0x540
 dummy_timer+0xa91/0x4cf0
 __hrtimer_run_queues+0x3bc/0xa10
 hrtimer_run_softirq+0x1e3/0x2e0
 handle_softirqs+0x226/0x860
 __irq_exit_rcu+0xcb/0x220
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80
Code: f7 e8 ed 03 bc f5 f7 c3 00 02 00 00 74 05 e8 f0 3d e8 f5 9c 58 a9 00 02 00 00 75 29 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 84 1d ad f5 65 48 8b 05 9c 01 ad 08 48 85 c0 74 18 5b 41 5e c3
RSP: 0018:ffffc9000f49fbb8 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000246 RCX: 8000000000000001
RDX: 0000000000000000 RSI: ffffffff8e4c6bc3 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffff917a297f R09: 1ffffffff22f452f
R10: dffffc0000000000 R11: fffffbfff22f4530 R12: 000000000000c350
R13: dffffc0000000000 R14: ffff888120e28280 R15: 0000000000000246
 hrtimer_start_range_ns_user+0x2ba/0x430
 do_nanosleep+0x16c/0x6a0
 hrtimer_nanosleep+0x18f/0x3a0
 __se_sys_clock_nanosleep+0x35b/0x3b0
 do_syscall_64+0x166/0x520
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0bfa75ea0e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f0bf89d3f38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 00007f0bf89d56c0 RCX: 00007f0bfa75ea0e
RDX: 00007f0bf89d3f90 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000a00
R13: 0000000000000000 R14: 00007f0bfaa26090 R15: 00007ffe5ed50b18
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:gb_operation_message_alloc+0x174/0x280
Code: 00 e8 20 2f 92 f8 48 8b 3d e9 45 a3 12 48 89 de e8 c1 4a f7 f8 e9 94 00 00 00 e8 07 2f 92 f8 41 83 c7 08 4c 89 f0 48 c1 e8 03 <0f> b6 04 28 84 c0 0f 85 91 00 00 00 66 45 89 3e 49 8d 7e 02 48 89
RSP: 0018:ffffc900000078a8 EFLAGS: 00010002
RAX: 0000000000000002 RBX: ffff88810777fe40 RCX: 0000000000040000
RDX: ffffc90002311000 RSI: 0000000000000022 RDI: 0000000000000023
RBP: dffffc0000000000 R08: 0000000000000100 R09: 0000000000000000
R10: ffff88810777fe40 R11: ffffffff8fd5c6e0 R12: 0000000000000000
R13: 0000000000000800 R14: 0000000000000010 R15: 0000000000000000
FS:  00007f0bf89d56c0(0000) GS:ffff88818c4d4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0bf89d3fd8 CR3: 000000019ff18000 CR4: 00000000000006f0
