pvrusb2: ***WARNING*** pvrusb2 driver initialization failed due to the failure of one or more sub-device kernel modules.
pvrusb2: You need to resolve the failing condition before this driver can function.  There should be some earlier messages giving more information about the problem.
------------[ cut here ]------------
sysfs group 'power' not found for kobject '0-0011'
WARNING: CPU: 0 PID: 104 at fs/sysfs/group.c:279 sysfs_remove_group fs/sysfs/group.c:279 [inline]
WARNING: CPU: 0 PID: 104 at fs/sysfs/group.c:279 sysfs_remove_group+0x155/0x1b0 fs/sysfs/group.c:270
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 104 Comm: pvrusb2-context Not tainted 5.7.0-rc6-syzkaller #0
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+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:175 [inline]
 fixup_bug arch/x86/kernel/traps.c:170 [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:sysfs_remove_group fs/sysfs/group.c:279 [inline]
RIP: 0010:sysfs_remove_group+0x155/0x1b0 fs/sysfs/group.c:270
Code: 48 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 41 48 8b 33 48 c7 c7 60 8f f1 85 e8 d3 9a 82 ff <0f> 0b eb 95 e8 e2 34 d8 ff e9 d2 fe ff ff 48 89 df e8 d5 34 d8 ff
RSP: 0018:ffff8881d43afb80 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffffffff86174980 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff812a339d RDI: ffffed103a875f62
RBP: 0000000000000000 R08: ffff8881d4ff3180 R09: ffffed103b64629a
R10: ffff8881db2314cf R11: ffffed103b646299 R12: ffff8881cc4b0020
R13: ffffffff86174f20 R14: 1ffff1103a875f97 R15: dffffc0000000000
 dpm_sysfs_remove+0x97/0xb0 drivers/base/power/sysfs.c:794
 device_del+0x18b/0xd30 drivers/base/core.c:2692
 device_unregister+0x22/0xc0 drivers/base/core.c:2747
 i2c_unregister_device include/linux/err.h:41 [inline]
 __unregister_client drivers/i2c/i2c-core-base.c:1491 [inline]
 __unregister_client+0x8b/0xa0 drivers/i2c/i2c-core-base.c:1487
 device_for_each_child+0xf9/0x170 drivers/base/core.c:2847
 i2c_del_adapter drivers/i2c/i2c-core-base.c:1554 [inline]
 i2c_del_adapter+0x373/0x660 drivers/i2c/i2c-core-base.c:1516
 pvr2_i2c_core_done+0x69/0xb6 drivers/media/usb/pvrusb2/pvrusb2-i2c-core.c:652
 pvr2_hdw_destroy+0x179/0x370 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2680
 pvr2_context_destroy+0x84/0x230 drivers/media/usb/pvrusb2/pvrusb2-context.c:70
 pvr2_context_check drivers/media/usb/pvrusb2/pvrusb2-context.c:137 [inline]
 pvr2_context_thread_func+0x657/0x860 drivers/media/usb/pvrusb2/pvrusb2-context.c:158
 kthread+0x326/0x430 kernel/kthread.c:268
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:351
Kernel Offset: disabled
Rebooting in 86400 seconds..