RDX: 00000000000000e3 RSI: 00000000200017c0 RDI: 0000000000000005 RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 R13: 0000000000000862 R14: 00000000004cb23c R15: 00007fa0e2eb66d4 ====================================================== WARNING: possible circular locking dependency detected 4.14.180-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.0/26110 is trying to acquire lock: (console_owner){-.-.}, at: [] console_trylock_spinning kernel/printk/printk.c:1658 [inline] (console_owner){-.-.}, at: [] vprintk_emit kernel/printk/printk.c:1922 [inline] (console_owner){-.-.}, at: [] vprintk_emit+0x2f0/0x600 kernel/printk/printk.c:1888 but task is already holding lock: (&(&pool->lock)->rlock){-.-.}, at: [] spin_lock include/linux/spinlock.h:317 [inline] (&(&pool->lock)->rlock){-.-.}, at: [] start_flush_work kernel/workqueue.c:2833 [inline] (&(&pool->lock)->rlock){-.-.}, at: [] flush_work+0x134/0x780 kernel/workqueue.c:2892 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (&(&pool->lock)->rlock){-.-.}: __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:152 spin_lock include/linux/spinlock.h:317 [inline] __queue_work+0x174/0xf70 kernel/workqueue.c:1421 queue_work_on+0x159/0x1d0 kernel/workqueue.c:1490 queue_work include/linux/workqueue.h:491 [inline] schedule_work include/linux/workqueue.h:549 [inline] put_pwq kernel/workqueue.c:1092 [inline] put_pwq+0x129/0x180 kernel/workqueue.c:1077 put_pwq_unlocked.part.0+0x30/0x70 kernel/workqueue.c:1109 put_pwq_unlocked kernel/workqueue.c:1103 [inline] destroy_workqueue+0x570/0x660 kernel/workqueue.c:4173 do_floppy_init drivers/block/floppy.c:4732 [inline] floppy_async_init+0x1abb/0x1c06 drivers/block/floppy.c:4749 async_run_entry_fn+0x102/0x4c0 kernel/async.c:127 process_one_work+0x813/0x1540 kernel/workqueue.c:2116 worker_thread+0x5d1/0x1070 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 -> #3 (&pool->lock/1){..-.}: __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:152 spin_lock include/linux/spinlock.h:317 [inline] __queue_work+0x174/0xf70 kernel/workqueue.c:1421 queue_work_on+0x159/0x1d0 kernel/workqueue.c:1490 pty_write+0x173/0x1c0 drivers/tty/pty.c:125 n_tty_write+0x8dd/0xe30 drivers/tty/n_tty.c:2356 do_tty_write drivers/tty/tty_io.c:959 [inline] tty_write+0x3f0/0x700 drivers/tty/tty_io.c:1043 __vfs_write+0xe4/0x630 fs/read_write.c:480 vfs_write+0x192/0x4e0 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xf2/0x210 fs/read_write.c:582 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #2 (&(&port->lock)->rlock){-.-.}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x8c/0xbf kernel/locking/spinlock.c:160 tty_port_tty_get+0x1d/0x80 drivers/tty/tty_port.c:288 tty_port_default_wakeup+0x11/0x40 drivers/tty/tty_port.c:46 serial8250_tx_chars+0x400/0x9e0 drivers/tty/serial/8250/8250_port.c:1810 serial8250_handle_irq.part.0+0x1f8/0x240 drivers/tty/serial/8250/8250_port.c:1883 serial8250_handle_irq drivers/tty/serial/8250/8250_port.c:1869 [inline] serial8250_default_handle_irq+0x96/0x110 drivers/tty/serial/8250/8250_port.c:1899 serial8250_interrupt+0xe4/0x1a0 drivers/tty/serial/8250/8250_core.c:129 __handle_irq_event_percpu+0x125/0x7e0 kernel/irq/handle.c:147 handle_irq_event_percpu+0x66/0x120 kernel/irq/handle.c:187 handle_irq_event+0xa2/0x12d kernel/irq/handle.c:204 handle_edge_irq+0x215/0x810 kernel/irq/chip.c:770 generic_handle_irq_desc include/linux/irqdesc.h:159 [inline] handle_irq+0x35/0x50 arch/x86/kernel/irq_64.c:87 do_IRQ+0x93/0x1d0 arch/x86/kernel/irq.c:230 ret_from_intr+0x0/0x1e native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:60 arch_safe_halt arch/x86/include/asm/paravirt.h:94 [inline] default_idle+0x47/0x370 arch/x86/kernel/process.c:566 cpuidle_idle_call kernel/sched/idle.c:156 [inline] do_idle+0x250/0x3c0 kernel/sched/idle.c:246 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:351 start_kernel+0x659/0x676 init/main.c:708 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:240 -> #1 (&port_lock_key){-.-.}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x8c/0xbf kernel/locking/spinlock.c:160 serial8250_console_write+0x6c1/0x8e0 drivers/tty/serial/8250/8250_port.c:3236 call_console_drivers kernel/printk/printk.c:1725 [inline] console_unlock+0x9b2/0xec0 kernel/printk/printk.c:2397 vprintk_emit kernel/printk/printk.c:1923 [inline] vprintk_emit+0x1f8/0x600 kernel/printk/printk.c:1888 vprintk_func+0x58/0x152 kernel/printk/printk_safe.c:401 printk+0x9e/0xbc kernel/printk/printk.c:1996 register_console+0x5ec/0x9a0 kernel/printk/printk.c:2716 univ8250_console_init+0x2f/0x3a drivers/tty/serial/8250/8250_core.c:691 console_init+0x46/0x53 kernel/printk/printk.c:2797 start_kernel+0x437/0x676 init/main.c:634 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:240 -> #0 (console_owner){-.-.}: lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 console_trylock_spinning kernel/printk/printk.c:1679 [inline] vprintk_emit kernel/printk/printk.c:1922 [inline] vprintk_emit+0x32d/0x600 kernel/printk/printk.c:1888 vprintk_func+0x58/0x152 kernel/printk/printk_safe.c:401 printk+0x9e/0xbc kernel/printk/printk.c:1996 fail_dump lib/fault-inject.c:44 [inline] should_fail.cold+0xdf/0x14b lib/fault-inject.c:149 should_failslab+0xd6/0x130 mm/failslab.c:32 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc mm/slab.c:3376 [inline] kmem_cache_alloc+0x44/0x770 mm/slab.c:3550 kmem_cache_zalloc include/linux/slab.h:651 [inline] fill_pool lib/debugobjects.c:110 [inline] __debug_object_init+0x5b7/0x830 lib/debugobjects.c:341 __init_work kernel/workqueue.c:504 [inline] insert_wq_barrier kernel/workqueue.c:2500 [inline] start_flush_work kernel/workqueue.c:2848 [inline] flush_work+0x1f7/0x780 kernel/workqueue.c:2892 snd_seq_client_use_ptr+0x2aa/0x330 sound/core/seq/seq_clientmgr.c:164 snd_seq_info_clients_read+0x146/0x705 sound/core/seq/seq_clientmgr.c:2466 snd_info_seq_show+0xc5/0x110 sound/core/info.c:378 seq_read+0x4d2/0x1160 fs/seq_file.c:237 proc_reg_read+0xf2/0x160 fs/proc/inode.c:217 do_loop_readv_writev fs/read_write.c:695 [inline] do_loop_readv_writev fs/read_write.c:682 [inline] do_iter_read+0x3e3/0x5a0 fs/read_write.c:919 vfs_readv+0xd3/0x130 fs/read_write.c:981 do_preadv+0x161/0x200 fs/read_write.c:1065 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 other info that might help us debug this: Chain exists of: console_owner --> &pool->lock/1 --> &(&pool->lock)->rlock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&(&pool->lock)->rlock); lock(&pool->lock/1); lock(&(&pool->lock)->rlock); lock(console_owner); *** DEADLOCK *** 2 locks held by syz-executor.0/26110: #0: (&p->lock){+.+.}, at: [] seq_read+0xba/0x1160 fs/seq_file.c:165 #1: (&(&pool->lock)->rlock){-.-.}, at: [] spin_lock include/linux/spinlock.h:317 [inline] #1: (&(&pool->lock)->rlock){-.-.}, at: [] start_flush_work kernel/workqueue.c:2833 [inline] #1: (&(&pool->lock)->rlock){-.-.}, at: [] flush_work+0x134/0x780 kernel/workqueue.c:2892 stack backtrace: CPU: 1 PID: 26110 Comm: syz-executor.0 Not tainted 4.14.180-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x13e/0x194 lib/dump_stack.c:58 print_circular_bug.isra.0.cold+0x1c4/0x282 kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1905 [inline] check_prevs_add kernel/locking/lockdep.c:2022 [inline] validate_chain kernel/locking/lockdep.c:2464 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3491 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 console_trylock_spinning kernel/printk/printk.c:1679 [inline] vprintk_emit kernel/printk/printk.c:1922 [inline] vprintk_emit+0x32d/0x600 kernel/printk/printk.c:1888 vprintk_func+0x58/0x152 kernel/printk/printk_safe.c:401 printk+0x9e/0xbc kernel/printk/printk.c:1996 fail_dump lib/fault-inject.c:44 [inline] should_fail.cold+0xdf/0x14b lib/fault-inject.c:149 should_failslab+0xd6/0x130 mm/failslab.c:32 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc mm/slab.c:3376 [inline] kmem_cache_alloc+0x44/0x770 mm/slab.c:3550 kmem_cache_zalloc include/linux/slab.h:651 [inline] fill_pool lib/debugobjects.c:110 [inline] __debug_object_init+0x5b7/0x830 lib/debugobjects.c:341 __init_work kernel/workqueue.c:504 [inline] insert_wq_barrier kernel/workqueue.c:2500 [inline] start_flush_work kernel/workqueue.c:2848 [inline] flush_work+0x1f7/0x780 kernel/workqueue.c:2892 snd_seq_client_use_ptr+0x2aa/0x330 sound/core/seq/seq_clientmgr.c:164 snd_seq_info_clients_read+0x146/0x705 sound/core/seq/seq_clientmgr.c:2466 snd_info_seq_show+0xc5/0x110 sound/core/info.c:378 seq_read+0x4d2/0x1160 fs/seq_file.c:237 proc_reg_read+0xf2/0x160 fs/proc/inode.c:217 do_loop_readv_writev fs/read_write.c:695 [inline] do_loop_readv_writev fs/read_write.c:682 [inline] do_iter_read+0x3e3/0x5a0 fs/read_write.c:919 vfs_readv+0xd3/0x130 fs/read_write.c:981 do_preadv+0x161/0x200 fs/read_write.c:1065 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45c829 RSP: 002b:00007fa0e2eb5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 00000000004fa460 RCX: 000000000045c829 RDX: 00000000000000e3 RSI: 00000000200017c0 RDI: 0000000000000005 RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 R13: 0000000000000862 R14: 00000000004cb23c R15: 00007fa0e2eb66d4 audit: type=1326 audit(1589517978.281:153): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26068 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517979.432:154): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26123 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0063: unknown main item tag 0x0 hid-generic 0000:0000:0000.0063: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.0064: unknown main item tag 0x0 hid-generic 0000:0000:0000.0064: hidraw1: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.0065: unknown main item tag 0x0 hid-generic 0000:0000:0000.0065: hidraw1: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517980.222:155): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26123 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0066: unknown main item tag 0x0 hid-generic 0000:0000:0000.0066: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517980.302:156): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26187 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0067: unknown main item tag 0x0 hid-generic 0000:0000:0000.0067: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.0068: unknown main item tag 0x0 hid-generic 0000:0000:0000.0068: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517980.452:157): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26199 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0069: unknown main item tag 0x0 hid-generic 0000:0000:0000.0069: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.006A: unknown main item tag 0x0 hid-generic 0000:0000:0000.006A: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.006B: unknown main item tag 0x0 hid-generic 0000:0000:0000.006B: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517981.142:158): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26275 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.006C: unknown main item tag 0x0 hid-generic 0000:0000:0000.006C: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517981.232:159): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26199 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.006D: unknown main item tag 0x0 audit: type=1326 audit(1589517981.432:160): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26308 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.006D: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.006E: unknown main item tag 0x0 hid-generic 0000:0000:0000.006E: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517982.072:161): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26343 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.006F: unknown main item tag 0x0 hid-generic 0000:0000:0000.006F: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:2E14:0000.0070: unknown main item tag 0x0 hid-generic 0000:2E14:0000.0070: hidraw1: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517982.222:162): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26308 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517982.322:163): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26384 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0071: unknown main item tag 0x0 hid-generic 0000:0000:0000.0072: unknown main item tag 0x0 hid-generic 0000:0000:0000.0071: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.0072: hidraw1: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517982.892:164): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26418 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0073: unknown main item tag 0x0 hid-generic 0000:0000:0000.0073: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.0074: unknown main item tag 0x0 hid-generic 0000:0000:0000.0074: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517983.122:165): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26384 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0075: unknown main item tag 0x0 hid-generic 0000:0000:0000.0075: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.0076: unknown main item tag 0x0 hid-generic 0000:0000:0000.0076: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517983.342:166): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26473 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517983.722:167): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26497 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517984.052:168): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26473 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0077: unknown main item tag 0x0 hid-generic 0000:0000:0000.0077: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517984.192:169): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26547 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.0078: unknown main item tag 0x0 hid-generic 0000:0000:0000.0078: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.0079: unknown main item tag 0x0 hid-generic 0000:0000:0000.0079: hidraw0: HID v0.00 Device [syz1] on syz1 nla_parse: 57 callbacks suppressed netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. hid-generic 0000:0000:0000.007A: unknown main item tag 0x0 hid-generic 0000:0000:0000.007A: hidraw0: HID v0.00 Device [syz1] on syz1 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. hid-generic 0000:0000:0000.007B: unknown main item tag 0x0 hid-generic 0000:0000:0000.007B: hidraw0: HID v0.00 Device [syz1] on syz1 kauditd_printk_skb: 6 callbacks suppressed audit: type=1326 audit(1589517986.682:176): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26669 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517986.752:177): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26720 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.007C: unknown main item tag 0x0 hid-generic 0000:0000:0000.007C: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517986.832:178): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26728 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.007D: unknown main item tag 0x0 hid-generic 0000:0000:0000.007D: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.007E: unknown main item tag 0x0 hid-generic 0000:0000:0000.007E: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517987.592:179): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26728 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517987.632:180): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26787 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517987.652:181): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26793 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 hid-generic 0000:0000:0000.007F: unknown main item tag 0x0 hid-generic 0000:0000:0000.007F: hidraw0: HID v0.00 Device [syz1] on syz1 hid-generic 0000:0000:0000.0080: unknown main item tag 0x0 hid-generic 0000:0000:0000.0080: hidraw0: HID v0.00 Device [syz1] on syz1 audit: type=1326 audit(1589517988.442:182): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26848 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517988.442:183): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26793 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0 audit: type=1326 audit(1589517988.482:184): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=26852 comm="syz-executor.3" exe="/root/syz-executor.3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45f66a code=0x0