usb 4-1: pegasus_irq - nonzero urb status received: -71
usb 4-1: pegasus_irq - nonzero urb status received: -71
usb 4-1: pegasus_irq - nonzero urb status received: -71
usb 4-1: pegasus_irq - nonzero urb status received: -71
usb 3-1: invalid cport id 13 received
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
CPU: 1 UID: 0 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0 PREEMPT(lazy)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:gb_operation_message_init drivers/greybus/operation.c:340 [inline]
RIP: 0010:gb_operation_message_alloc+0x186/0x2c0 drivers/greybus/operation.c:385
Code: 00 e8 be b2 98 fb 41 80 fd 7f 0f 84 b9 00 00 00 e8 9f b8 98 fb 48 89 ea 41 83 c4 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 01 0f 8e b8 00 00 00 48 8d 7d 02 66 44
RSP: 0018:ffffc900001b89f0 EFLAGS: 00010002
RAX: dffffc0000000000 RBX: ffff888136a3bec0 RCX: ffffc90001202000
RDX: 0000000000000002 RSI: ffffffff861c2fd1 RDI: ffff8881026fdac0
RBP: 0000000000000010 R08: 0000000000000001 R09: 000000000000007f
R10: 0000000000000000 R11: ffffffff8100148a R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000800 R15: 0000000000000018
FS: 0000000000000000(0000) GS:ffff8882684e8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8577de3fd8 CR3: 000000011ba2c000 CR4: 00000000003506f0
Call Trace:
gb_operation_create_common+0x9f/0x710 drivers/greybus/operation.c:532
gb_operation_create_incoming drivers/greybus/operation.c:644 [inline]
gb_connection_recv_request drivers/greybus/operation.c:926 [inline]
gb_connection_recv+0x1dc/0x1050 drivers/greybus/operation.c:1063
greybus_data_rcvd+0x244/0x600 drivers/greybus/connection.c:89
cport_in_callback+0x1fb/0x280 drivers/greybus/es2.c:840
__usb_hcd_giveback_urb+0x38e/0x610 drivers/usb/core/hcd.c:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xdb2/0x3700 drivers/usb/gadget/udc/dummy_hcd.c:2019
__run_hrtimer kernel/time/hrtimer.c:2067 [inline]
__hrtimer_run_queues+0x462/0x9c0 kernel/time/hrtimer.c:2124
hrtimer_run_softirq+0x1ca/0x360 kernel/time/hrtimer.c:2141
handle_softirqs+0x1d9/0x9b0 kernel/softirq.c:645
__do_softirq kernel/softirq.c:679 [inline]
invoke_softirq kernel/softirq.c:519 [inline]
__irq_exit_rcu+0x192/0x210 kernel/softirq.c:767
irq_exit_rcu+0x9/0x30 kernel/softirq.c:784
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
sysvec_apic_timer_interrupt+0x8f/0xb0 arch/x86/kernel/apic/apic.c:1062
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:ap_probe+0x3a5/0x11e0 drivers/greybus/es2.c:1427
Code: 48 89 85 f0 00 00 00 e8 e9 ed fd ff 31 ff 89 c3 89 c6 e8 0e 27 98 fb 85 db 74 29 e8 95 2c 98 fb 48 8b 7c 24 10 e8 0b f5 ff ff 86 2c 98 fb 89 d8 48 83 c4 58 5b 5d 41 5c 41 5d 41 5e 41 5f c3
RSP: 0018:ffffc9000019ef78 EFLAGS: 00000297
RAX: 0000000000000002 RBX: 0000000000000000 RCX: ffffffff861cc65c
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881026fdac0
RBP: ffff88811a6d8598 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88811a6dc698 R14: dffffc0000000000 R15: ffff88811a6d8000
usb_probe_interface+0x386/0x9b0 drivers/usb/core/driver.c:399
call_driver_probe drivers/base/dd.c:628 [inline]
really_probe+0x241/0xa60 drivers/base/dd.c:706
__driver_probe_device+0x210/0x460 drivers/base/dd.c:868
driver_probe_device+0x4a/0x140 drivers/base/dd.c:898
__device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026
bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500
__device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098
device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153
bus_probe_device+0x64/0x160 drivers/base/bus.c:620
device_add+0x121d/0x1970 drivers/base/core.c:3776
usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268
usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250
usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:628 [inline]
really_probe+0x241/0xa60 drivers/base/dd.c:706
__driver_probe_device+0x210/0x460 drivers/base/dd.c:868
driver_probe_device+0x4a/0x140 drivers/base/dd.c:898
__device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026
bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500
__device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098
device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153
bus_probe_device+0x64/0x160 drivers/base/bus.c:620
device_add+0x121d/0x1970 drivers/base/core.c:3776
usb_new_device.part.0+0xcc2/0x1686 drivers/usb/core/hub.c:2708
usb_new_device drivers/usb/core/hub.c:5833 [inline]
hub_port_connect drivers/usb/core/hub.c:5580 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5720 [inline]
port_event drivers/usb/core/hub.c:5884 [inline]
hub_event.cold+0x51a/0xe9d drivers/usb/core/hub.c:5966
process_one_work+0xac7/0x1b10 kernel/workqueue.c:3387
process_scheduled_works kernel/workqueue.c:3470 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3551
kthread+0x373/0x450 kernel/kthread.c:436
ret_from_fork+0x69f/0xc90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:gb_operation_message_init drivers/greybus/operation.c:340 [inline]
RIP: 0010:gb_operation_message_alloc+0x186/0x2c0 drivers/greybus/operation.c:385
Code: 00 e8 be b2 98 fb 41 80 fd 7f 0f 84 b9 00 00 00 e8 9f b8 98 fb 48 89 ea 41 83 c4 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 01 0f 8e b8 00 00 00 48 8d 7d 02 66 44
RSP: 0018:ffffc900001b89f0 EFLAGS: 00010002
RAX: dffffc0000000000 RBX: ffff888136a3bec0 RCX: ffffc90001202000
RDX: 0000000000000002 RSI: ffffffff861c2fd1 RDI: ffff8881026fdac0
RBP: 0000000000000010 R08: 0000000000000001 R09: 000000000000007f
R10: 0000000000000000 R11: ffffffff8100148a R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000800 R15: 0000000000000018
FS: 0000000000000000(0000) GS:ffff8882684e8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8577de3fd8 CR3: 000000011ba2c000 CR4: 00000000003506f0
----------------
Code disassembly (best guess):
0: 00 e8 add %ch,%al
2: be b2 98 fb 41 mov $0x41fb98b2,%esi
7: 80 fd 7f cmp $0x7f,%ch
a: 0f 84 b9 00 00 00 je 0xc9
10: e8 9f b8 98 fb call 0xfb98b8b4
15: 48 89 ea mov %rbp,%rdx
18: 41 83 c4 08 add $0x8,%r12d
1c: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
23: fc ff df
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction
2e: 84 c0 test %al,%al
30: 74 08 je 0x3a
32: 3c 01 cmp $0x1,%al
34: 0f 8e b8 00 00 00 jle 0xf2
3a: 48 8d 7d 02 lea 0x2(%rbp),%rdi
3e: 66 data16
3f: 44 rex.R