syzbot

Freezing user space processes ... (elapsed 0.001 seconds) done.
OOM killer disabled.
Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
printk: Suspending console(s) (use no_console_suspend to debug)
==================================================================
BUG: KCSAN: data-race in handle_irq_event / synchronize_irq

write to 0xffff8881000eb000 of 4 bytes by interrupt on cpu 0:
 irqd_clear kernel/irq/internals.h:225 [inline]
 handle_irq_event+0x12a/0x160 kernel/irq/handle.c:216
 handle_edge_irq+0x17e/0x600 kernel/irq/chip.c:819
 generic_handle_irq_desc include/linux/irqdesc.h:158 [inline]
 handle_irq arch/x86/kernel/irq.c:231 [inline]
 __common_interrupt+0x38/0xb0 arch/x86/kernel/irq.c:250
 common_interrupt+0x73/0x90 arch/x86/kernel/irq.c:240
 asm_common_interrupt+0x1e/0x40 arch/x86/include/asm/idtentry.h:638
 _raw_spin_unlock_irqrestore+0x34/0x40 kernel/locking/spinlock.c:192
 spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
 i8042_command drivers/input/serio/i8042.c:352 [inline]
 i8042_aux_write+0xa2/0xd0 drivers/input/serio/i8042.c:387
 serio_write include/linux/serio.h:125 [inline]
 ps2_do_sendbyte+0xdf/0x3a0 drivers/input/serio/libps2.c:40
 __ps2_command+0x285/0xa40 drivers/input/serio/libps2.c:265
 ps2_command+0x51/0x90 drivers/input/serio/libps2.c:332
 genius_detect+0x49/0x220 drivers/input/mouse/psmouse-base.c:551
 psmouse_do_detect drivers/input/mouse/psmouse-base.c:1009 [inline]
 psmouse_try_protocol drivers/input/mouse/psmouse-base.c:1023 [inline]
 psmouse_extensions+0x15a9/0x1790 drivers/input/mouse/psmouse-base.c:1179
 __psmouse_reconnect+0x31e/0x620 drivers/input/mouse/psmouse-base.c:1728
 psmouse_reconnect+0x13/0x20 drivers/input/mouse/psmouse-base.c:1766
 serio_reconnect_driver drivers/input/serio/serio.c:59 [inline]
 serio_reconnect_port drivers/input/serio/serio.c:588 [inline]
 serio_handle_event+0x6be/0xc20 drivers/input/serio/serio.c:214
 process_one_work+0x3e9/0x8f0 kernel/workqueue.c:2276
 worker_thread+0x636/0xae0 kernel/workqueue.c:2422
 kthread+0x1d0/0x1f0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294

read to 0xffff8881000eb000 of 4 bytes by task 9862 on cpu 1:
 irqd_irq_inprogress include/linux/irq.h:354 [inline]
 __synchronize_hardirq kernel/irq/manage.c:51 [inline]
 synchronize_irq+0x64/0x2e0 kernel/irq/manage.c:132
 suspend_device_irqs+0x23d/0x2e0 kernel/irq/pm.c:147
 dpm_suspend_noirq+0x18/0x80 drivers/base/power/main.c:1345
 suspend_enter+0x144/0x8f0 kernel/power/suspend.c:408
 suspend_devices_and_enter+0x1cb/0x500 kernel/power/suspend.c:505
 enter_state+0x274/0x530 kernel/power/suspend.c:586
 pm_suspend+0x4b/0x130 kernel/power/suspend.c:613
 state_store+0x1f2/0x210 kernel/power/main.c:658
 kobj_attr_store+0x40/0x60 lib/kobject.c:856
 sysfs_kf_write+0xa6/0xc0 fs/sysfs/file.c:139
 kernfs_fop_write_iter+0x1d3/0x2d0 fs/kernfs/file.c:296
 call_write_iter include/linux/fs.h:2114 [inline]
 do_iter_readv_writev+0x2cb/0x360 fs/read_write.c:740
 do_iter_write+0x112/0x4c0 fs/read_write.c:866
 vfs_iter_write+0x4c/0x70 fs/read_write.c:907
 iter_file_splice_write+0x40a/0x750 fs/splice.c:689
 do_splice_from fs/splice.c:767 [inline]
 direct_splice_actor+0x80/0xa0 fs/splice.c:936
 splice_direct_to_actor+0x345/0x650 fs/splice.c:891
 do_splice_direct+0xf5/0x170 fs/splice.c:979
 do_sendfile+0x773/0xda0 fs/read_write.c:1260
 __do_sys_sendfile64 fs/read_write.c:1319 [inline]
 __se_sys_sendfile64 fs/read_write.c:1311 [inline]
 __x64_sys_sendfile64+0xa9/0x130 fs/read_write.c:1311
 do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x35450200 -> 0x35410200

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 9862 Comm: syz-executor.3 Not tainted 5.13.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
==================================================================
ACPI: Preparing to enter system sleep state S3
PM: Saving platform NVS memory
Disabling non-boot CPUs ...
smpboot: CPU 1 is now offline
kvm-clock: cpu 0, msr 4506001, primary cpu clock, resume
ACPI: Low-level resume complete
PM: Restoring platform NVS memory
kvm-guest: stealtime: cpu 0, msr 237c170c0
Enabling non-boot CPUs ...
x86: Booting SMP configuration:
smpboot: Booting Node 0 Processor 1 APIC 0x1
CPU1 is up
ACPI: Waking up from system sleep state S3
OOM killer enabled.
Restarting tasks ... 
done.
PM: suspend exit
netlink: 'syz-executor.3': attribute type 19 has an invalid length.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 'syz-executor.3': attribute type 19 has an invalid length.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor.3'.