haley: dev 0xffff8881d25fb000. ath9k_hif_request_firmware, 1193
usb 3-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested
------------[ cut here ]------------
Please remove unsupported %$ in format string
WARNING: CPU: 1 PID: 17 at lib/vsprintf.c:2430 format_decode+0x8ef/0xad0 lib/vsprintf.c:2430
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.6.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0xef/0x16e lib/dump_stack.c:118
 panic+0x2aa/0x6e1 kernel/panic.c:221
 __warn.cold+0x2f/0x30 kernel/panic.c:582
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 fixup_bug arch/x86/kernel/traps.c:169 [inline]
 do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:format_decode+0x8ef/0xad0 lib/vsprintf.c:2430
Code: e8 56 ae b3 fb c6 45 00 12 e9 3f fe ff ff e8 48 ae b3 fb 41 0f be f4 48 c7 c7 60 64 a2 86 c6 05 cc 25 50 02 01 e8 f9 3e 88 fb <0f> 0b 48 8b 44 24 38 48 89 04 24 e9 da fc ff ff 4c 89 ef e8 79 77
RSP: 0018:ffff8881da266f58 EFLAGS: 00010082
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8129755d RDI: ffffed103b44cddd
RBP: ffff8881da267070 R08: ffff8881da24b100 R09: ffffed103b6647aa
R10: ffffed103b6647a9 R11: ffff8881db323d4b R12: 0000000000000024
R13: ffffffff86278c79 R14: 1ffff1103b44cdee R15: 0000000000000024
 vsnprintf+0x155/0x14f0 lib/vsprintf.c:2526
 vscnprintf+0x29/0x80 lib/vsprintf.c:2677
 vprintk_store+0x40/0x4b0 kernel/printk/printk.c:1917
 vprintk_emit+0xc8/0x3d0 kernel/printk/printk.c:1978
 vprintk_func+0x75/0x113 kernel/printk/printk_safe.c:386
 printk+0xba/0xed kernel/printk/printk.c:2056
 ath9k_hif_usb_probe.cold+0x23a/0x29f drivers/net/wireless/ath/ath9k/hif_usb.c:1354
 usb_probe_interface+0x310/0x800 drivers/usb/core/driver.c:374
 really_probe+0x290/0xac0 drivers/base/dd.c:551
 driver_probe_device+0x223/0x350 drivers/base/dd.c:724
 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:831
 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431
 __device_attach+0x217/0x390 drivers/base/dd.c:897
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0x1459/0x1bf0 drivers/base/core.c:2500
 usb_set_configuration+0xece/0x1840 drivers/usb/core/message.c:2025
 usb_generic_driver_probe+0x9d/0xe0 drivers/usb/core/generic.c:241
 usb_probe_device+0xd9/0x230 drivers/usb/core/driver.c:272
 really_probe+0x290/0xac0 drivers/base/dd.c:551
 driver_probe_device+0x223/0x350 drivers/base/dd.c:724
 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:831
 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431
 __device_attach+0x217/0x390 drivers/base/dd.c:897
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0x1459/0x1bf0 drivers/base/core.c:2500
 usb_new_device.cold+0x540/0xcd0 drivers/usb/core/hub.c:2548
 hub_port_connect drivers/usb/core/hub.c:5195 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5335 [inline]
 port_event drivers/usb/core/hub.c:5481 [inline]
 hub_event+0x21cb/0x4300 drivers/usb/core/hub.c:5563
 process_one_work+0x94b/0x1620 kernel/workqueue.c:2266
 worker_thread+0x96/0xe20 kernel/workqueue.c:2412
 kthread+0x318/0x420 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Shutting down cpus with NMI
Kernel Offset: disabled