Modules linked in: CPU: 0 PID: 3566 Comm: kworker/0:4 Not tainted 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Workqueue: events request_firmware_work_func ===================================================== BUG: KMSAN: uninit-value in show_ip arch/x86/kernel/dumpstack.c:142 [inline] BUG: KMSAN: uninit-value in show_iret_regs+0x1fd/0x230 arch/x86/kernel/dumpstack.c:149 show_ip arch/x86/kernel/dumpstack.c:142 [inline] show_iret_regs+0x1fd/0x230 arch/x86/kernel/dumpstack.c:149 __show_regs+0x31/0xc90 arch/x86/kernel/process_64.c:74 show_regs+0x6e/0xd0 arch/x86/kernel/dumpstack.c:469 __warn+0x242/0x580 kernel/panic.c:621 report_bug+0x7ff/0xa10 lib/bug.c:198 handle_bug+0x41/0x70 arch/x86/kernel/traps.c:316 exc_invalid_op+0x1b/0x50 arch/x86/kernel/traps.c:336 asm_exc_invalid_op+0x1b/0x20 sysfs_remove_group+0x30b/0x540 fs/sysfs/group.c:278 dpm_sysfs_remove+0xc1/0xf0 drivers/base/power/sysfs.c:837 device_del+0x31b/0x1790 drivers/base/core.c:3681 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:120 [inline] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:158 [inline] firmware_fallback_sysfs+0x1075/0x1150 drivers/base/firmware_loader/fallback.c:234 _request_firmware+0xab2/0x1370 drivers/base/firmware_loader/main.c:856 request_firmware_work_func+0xd6/0x240 drivers/base/firmware_loader/main.c:1105 process_one_work+0xb27/0x13e0 kernel/workqueue.c:2289 worker_thread+0x1076/0x1d60 kernel/workqueue.c:2436 kthread+0x31b/0x430 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 Local variable bucket_expiry created at: __mod_timer+0x4c/0x1b90 schedule_timeout+0x154/0x3a0 kernel/time/timer.c:1934 CPU: 0 PID: 3566 Comm: kworker/0:4 Not tainted 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Workqueue: events request_firmware_work_func =====================================================