dvb-usb: bulk message failed: -22 (3/0)
=====================================================
BUG: KMSAN: uninit-value in cxusb_gpio_tuner drivers/media/usb/dvb-usb/cxusb.c:124 [inline]
BUG: KMSAN: uninit-value in cxusb_i2c_xfer+0x1303/0x18e0 drivers/media/usb/dvb-usb/cxusb.c:196
 cxusb_gpio_tuner drivers/media/usb/dvb-usb/cxusb.c:124 [inline]
 cxusb_i2c_xfer+0x1303/0x18e0 drivers/media/usb/dvb-usb/cxusb.c:196
 __i2c_transfer+0xeca/0x30e0 drivers/i2c/i2c-core-base.c:-1
 i2c_transfer+0x300/0x4b0 drivers/i2c/i2c-core-base.c:2315
 i2c_transfer_buffer_flags+0x138/0x200 drivers/i2c/i2c-core-base.c:2343
 i2c_master_send include/linux/i2c.h:109 [inline]
 i2cdev_write+0x214/0x2b0 drivers/i2c/i2c-dev.c:183
 vfs_write+0x463/0x1560 fs/read_write.c:682
 ksys_write fs/read_write.c:736 [inline]
 __do_sys_write fs/read_write.c:747 [inline]
 __se_sys_write fs/read_write.c:744 [inline]
 __ia32_sys_write+0x1f9/0x4d0 fs/read_write.c:744
 ia32_sys_call+0x30f2/0x42c0 arch/x86/include/generated/asm/syscalls_32.h:5
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]
 __do_fast_syscall_32+0xb0/0x110 arch/x86/entry/syscall_32.c:306
 do_fast_syscall_32+0x38/0x80 arch/x86/entry/syscall_32.c:331
 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:369
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e

Local variable ac.i created at:
 migrate_disable_switch kernel/sched/core.c:2353 [inline]
 __schedule+0xdad/0x7720 kernel/sched/core.c:6759
 __schedule_loop kernel/sched/core.c:6845 [inline]
 schedule+0x17d/0x3c0 kernel/sched/core.c:6860

CPU: 0 UID: 0 PID: 17679 Comm: syz.7.4103 Tainted: G        W           6.15.0-rc7-syzkaller #0 PREEMPT(undef) 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
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