audit: type=1804 audit(1577124430.847:4162): pid=4818 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir415319135/syzkaller.UvkSBI/463/file0/file0" dev="loop2" ino=1774 res=1 ttyprintk ttyprintk: tty_port_close_start: tty->count = 1 port count = 3 ====================================================== WARNING: possible circular locking dependency detected 4.19.91-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.5/4842 is trying to acquire lock: 00000000238cd3c8 (console_owner){-.-.}, at: console_trylock_spinning kernel/printk/printk.c:1669 [inline] 00000000238cd3c8 (console_owner){-.-.}, at: vprintk_emit+0x3d5/0x6d0 kernel/printk/printk.c:1936 but task is already holding lock: 000000001ac44f0e (&(&port->lock)->rlock){-.-.}, at: tty_port_close_start.part.0+0x2b/0x570 drivers/tty/tty_port.c:573 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&(&port->lock)->rlock){-.-.}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 tty_port_tty_get+0x22/0x90 drivers/tty/tty_port.c:288 tty_port_default_wakeup+0x16/0x40 drivers/tty/tty_port.c:47 tty_port_tty_wakeup+0x57/0x70 drivers/tty/tty_port.c:390 uart_write_wakeup+0x46/0x70 drivers/tty/serial/serial_core.c:103 serial8250_tx_chars+0x495/0xaf0 drivers/tty/serial/8250/8250_port.c:1806 serial8250_handle_irq.part.0+0x261/0x2b0 drivers/tty/serial/8250/8250_port.c:1879 serial8250_handle_irq drivers/tty/serial/8250/8250_port.c:1865 [inline] serial8250_default_handle_irq+0xc0/0x150 drivers/tty/serial/8250/8250_port.c:1895 serial8250_interrupt+0xfc/0x1e0 drivers/tty/serial/8250/8250_core.c:125 __handle_irq_event_percpu+0x144/0x8f0 kernel/irq/handle.c:149 handle_irq_event_percpu+0x74/0x160 kernel/irq/handle.c:189 handle_irq_event+0xa7/0x134 kernel/irq/handle.c:206 handle_edge_irq+0x25e/0x8d0 kernel/irq/chip.c:797 generic_handle_irq_desc include/linux/irqdesc.h:155 [inline] handle_irq+0x39/0x50 arch/x86/kernel/irq_64.c:87 do_IRQ+0x99/0x1d0 arch/x86/kernel/irq.c:246 ret_from_intr+0x0/0x1e native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:60 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:556 default_idle_call+0x36/0x90 kernel/sched/idle.c:93 cpuidle_idle_call kernel/sched/idle.c:153 [inline] do_idle+0x30c/0x4d0 kernel/sched/idle.c:263 cpu_startup_entry+0xc8/0xe0 kernel/sched/idle.c:369 start_secondary+0x3e8/0x5b0 arch/x86/kernel/smpboot.c:271 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 -> #1 (&port_lock_key){-.-.}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 serial8250_console_write+0x7ca/0x9f0 drivers/tty/serial/8250/8250_port.c:3247 univ8250_console_write+0x5f/0x70 drivers/tty/serial/8250/8250_core.c:590 call_console_drivers kernel/printk/printk.c:1736 [inline] console_unlock+0xbdf/0x10d0 kernel/printk/printk.c:2429 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398 printk+0xba/0xed kernel/printk/printk.c:2012 register_console+0x77f/0xb90 kernel/printk/printk.c:2745 univ8250_console_init+0x3e/0x4b drivers/tty/serial/8250/8250_core.c:685 console_init+0x4f7/0x761 kernel/printk/printk.c:2831 start_kernel+0x59c/0x8c5 init/main.c:660 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:490 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:471 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 -> #0 (console_owner){-.-.}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 console_trylock_spinning kernel/printk/printk.c:1690 [inline] vprintk_emit+0x412/0x6d0 kernel/printk/printk.c:1936 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398 printk+0xba/0xed kernel/printk/printk.c:2012 tty_port_close_start.part.0+0x51a/0x570 drivers/tty/tty_port.c:575 tty_port_close_start drivers/tty/tty_port.c:647 [inline] tty_port_close+0x4e/0xf0 drivers/tty/tty_port.c:640 tpk_close+0x83/0x95 drivers/char/ttyprintk.c:109 tty_release+0x3ba/0xe90 drivers/tty/tty_io.c:1678 __fput+0x2dd/0x8b0 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x145/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x273/0x2c0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x53d/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: console_owner --> &port_lock_key --> &(&port->lock)->rlock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&(&port->lock)->rlock); lock(&port_lock_key); lock(&(&port->lock)->rlock); lock(console_owner); *** DEADLOCK *** 2 locks held by syz-executor.5/4842: #0: 0000000089f16cfa (&tty->legacy_mutex){+.+.}, at: tty_lock+0x73/0xb0 drivers/tty/tty_mutex.c:19 #1: 000000001ac44f0e (&(&port->lock)->rlock){-.-.}, at: tty_port_close_start.part.0+0x2b/0x570 drivers/tty/tty_port.c:573 stack backtrace: CPU: 1 PID: 4842 Comm: syz-executor.5 Not tainted 4.19.91-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+0x197/0x210 lib/dump_stack.c:118 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1861 [inline] check_prevs_add kernel/locking/lockdep.c:1974 [inline] validate_chain kernel/locking/lockdep.c:2415 [inline] __lock_acquire+0x2e19/0x49c0 kernel/locking/lockdep.c:3411 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 console_trylock_spinning kernel/printk/printk.c:1690 [inline] vprintk_emit+0x412/0x6d0 kernel/printk/printk.c:1936 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398 printk+0xba/0xed kernel/printk/printk.c:2012 tty_port_close_start.part.0+0x51a/0x570 drivers/tty/tty_port.c:575 tty_port_close_start drivers/tty/tty_port.c:647 [inline] tty_port_close+0x4e/0xf0 drivers/tty/tty_port.c:640 tpk_close+0x83/0x95 drivers/char/ttyprintk.c:109 tty_release+0x3ba/0xe90 drivers/tty/tty_io.c:1678 __fput+0x2dd/0x8b0 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x145/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x273/0x2c0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x53d/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4144b1 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffde56411e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00000000004144b1 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 0000000000000001 R08: 00000000e0030304 R09: ffffffffffffffff R10: 00007ffde56412c0 R11: 0000000000000293 R12: 000000000075bf20 R13: 0000000000167eda R14: 0000000000760888 R15: 000000000075bf2c kobject: 'kvm' (00000000985e1ee5): kobject_uevent_env net_ratelimit: 20 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 kobject: 'kvm' (00000000985e1ee5): fill_kobj_path: path = '/devices/virtual/misc/kvm' protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'rx-0' (00000000243c9b07): kobject_cleanup, parent 0000000066e6e965 kobject: 'rx-0' (00000000243c9b07): auto cleanup 'remove' event kobject: 'rx-0' (00000000243c9b07): kobject_uevent_env kobject: 'rx-0' (00000000243c9b07): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000243c9b07): auto cleanup kobject_del kobject: 'rx-0' (00000000243c9b07): calling ktype release kobject: 'rx-0': free name kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'tx-0' (00000000fad345e9): kobject_cleanup, parent 0000000066e6e965 kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (00000000fad345e9): auto cleanup 'remove' event kobject: 'tx-0' (00000000fad345e9): kobject_uevent_env kobject: 'tx-0' (00000000fad345e9): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'tx-0' (00000000fad345e9): auto cleanup kobject_del kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (00000000fad345e9): calling ktype release kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'tx-0': free name kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (0000000066e6e965): kobject_cleanup, parent (null) kobject: 'queues' (0000000066e6e965): calling ktype release kobject: 'queues' (0000000066e6e965): kset_release kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'queues': free name kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (000000003ec5dcdf): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (000000003ec5dcdf): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env audit: type=1804 audit(1577124431.897:4163): pid=4868 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir415319135/syzkaller.UvkSBI/464/file0/file0" dev="loop2" ino=1775 res=1 kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000154ce1ed): kobject_cleanup, parent 00000000ed269032 kobject: 'rx-0' (00000000154ce1ed): auto cleanup 'remove' event kobject: 'rx-0' (00000000154ce1ed): kobject_uevent_env kobject: 'rx-0' (00000000154ce1ed): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000154ce1ed): auto cleanup kobject_del kobject: 'rx-0' (00000000154ce1ed): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000178f9449): kobject_cleanup, parent 00000000ed269032 kobject: 'tx-0' (00000000178f9449): auto cleanup 'remove' event kobject: 'tx-0' (00000000178f9449): kobject_uevent_env kobject: 'tx-0' (00000000178f9449): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000178f9449): auto cleanup kobject_del kobject: 'tx-0' (00000000178f9449): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000ed269032): kobject_cleanup, parent (null) kobject: 'queues' (00000000ed269032): calling ktype release kobject: 'queues' (00000000ed269032): kset_release kobject: 'queues': free name kobject: 'nr0' (000000007bef3f6a): kobject_uevent_env kobject: 'nr0' (000000007bef3f6a): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (000000003ec5dcdf): kobject_cleanup, parent (null) kobject: 'nr0' (000000003ec5dcdf): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env kobject: 'nr0' (000000007bef3f6a): kobject_cleanup, parent (null) kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (000000007bef3f6a): calling ktype release kobject: 'nr0': free name kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (00000000cb66a4ab): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (00000000cb66a4ab): kobject_uevent_env kobject: 'kvm' (00000000985e1ee5): kobject_uevent_env kobject: 'nr0' (00000000cb66a4ab): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'kvm' (00000000985e1ee5): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'queues' (000000000d1740b4): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000000d1740b4): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (000000000d1740b4): kobject_uevent_env: filter function caused the event to drop! kobject: 'kvm' (00000000985e1ee5): kobject_uevent_env kobject: 'rx-0' (00000000d2326177): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'kvm' (00000000985e1ee5): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'rx-0' (00000000d2326177): kobject_uevent_env kobject: 'rx-0' (00000000d2326177): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000201fc558): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000201fc558): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'tx-0' (00000000201fc558): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' audit: type=1804 audit(1577124432.737:4164): pid=4913 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir415319135/syzkaller.UvkSBI/465/file0/file0" dev="loop2" ino=1776 res=1 device nr0 entered promiscuous mode kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'kvm' (00000000985e1ee5): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'kvm' (00000000985e1ee5): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (00000000985e1ee5): kobject_uevent_env kobject: 'kvm' (00000000985e1ee5): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'rx-0' (00000000d2326177): kobject_cleanup, parent 000000000d1740b4 kobject: 'rx-0' (00000000d2326177): auto cleanup 'remove' event kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'rx-0' (00000000d2326177): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (00000000d2326177): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000d2326177): auto cleanup kobject_del kobject: 'rx-0' (00000000d2326177): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000201fc558): kobject_cleanup, parent 000000000d1740b4 kobject: 'tx-0' (00000000201fc558): auto cleanup 'remove' event kobject: 'tx-0' (00000000201fc558): kobject_uevent_env kobject: 'tx-0' (00000000201fc558): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' protocol 88fb is buggy, dev hsr_slave_0 kobject: 'tx-0' (00000000201fc558): auto cleanup kobject_del protocol 88fb is buggy, dev hsr_slave_1 kobject: 'tx-0' (00000000201fc558): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000000d1740b4): kobject_cleanup, parent (null) kobject: 'queues' (000000000d1740b4): calling ktype release kobject: 'queues' (000000000d1740b4): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000cb66a4ab): kobject_uevent_env kobject: 'nr0' (00000000cb66a4ab): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (00000000cb66a4ab): kobject_cleanup, parent (null) kobject: 'nr0' (00000000cb66a4ab): calling ktype release kobject: 'nr0': free name kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'nr0' (000000005e7009ea): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (000000005e7009ea): kobject_uevent_env kobject: 'nr0' (000000005e7009ea): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (0000000022629fbc): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000022629fbc): kobject_uevent_env kobject: 'queues' (0000000022629fbc): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'kvm' (00000000985e1ee5): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (000000003bf5adae): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'kvm' (00000000985e1ee5): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'rx-0' (000000003bf5adae): kobject_uevent_env kobject: 'rx-0' (000000003bf5adae): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000004cdc47c): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000004cdc47c): kobject_uevent_env kobject: 'kvm' (00000000985e1ee5): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'kvm' (00000000985e1ee5): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (0000000004cdc47c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'nr0' (000000001df26946): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (000000001df26946): kobject_uevent_env kobject: 'nr0' (000000001df26946): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'queues' (00000000282cf7a7): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (00000000282cf7a7): kobject_uevent_env kobject: 'queues' (00000000282cf7a7): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000009ec26a1d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000009ec26a1d): kobject_uevent_env kobject: 'rx-0' (000000009ec26a1d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (000000000b3808d6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000000b3808d6): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (000000000b3808d6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' device nr0 entered promiscuous mode device nr0 entered promiscuous mode kobject: 'nr0' (0000000016deb5d5): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'nr0' (0000000016deb5d5): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'nr0' (0000000016deb5d5): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000c787e67f): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (00000000c787e67f): kobject_uevent_env kobject: 'queues' (00000000c787e67f): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000730c12b5): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000730c12b5): kobject_uevent_env kobject: 'rx-0' (00000000730c12b5): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000081c56a34): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000081c56a34): kobject_uevent_env kobject: 'tx-0' (0000000081c56a34): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' device nr0 entered promiscuous mode kobject: 'rx-0' (000000009ec26a1d): kobject_cleanup, parent 00000000282cf7a7 kobject: 'rx-0' (000000009ec26a1d): auto cleanup 'remove' event kobject: 'rx-0' (000000009ec26a1d): kobject_uevent_env kobject: 'rx-0' (000000009ec26a1d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000009ec26a1d): auto cleanup kobject_del kobject: 'rx-0' (000000009ec26a1d): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000000b3808d6): kobject_cleanup, parent 00000000282cf7a7 kobject: 'tx-0' (000000000b3808d6): auto cleanup 'remove' event kobject: 'tx-0' (000000000b3808d6): kobject_uevent_env kobject: 'tx-0' (000000000b3808d6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000000b3808d6): auto cleanup kobject_del kobject: 'tx-0' (000000000b3808d6): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000282cf7a7): kobject_cleanup, parent (null) kobject: 'queues' (00000000282cf7a7): calling ktype release kobject: 'queues' (00000000282cf7a7): kset_release kobject: 'queues': free name kobject: 'nr0' (000000001df26946): kobject_uevent_env kobject: 'nr0' (000000001df26946): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (000000003bf5adae): kobject_cleanup, parent 0000000022629fbc kobject: 'rx-0' (000000003bf5adae): auto cleanup 'remove' event kobject: 'rx-0' (000000003bf5adae): kobject_uevent_env kobject: 'rx-0' (000000003bf5adae): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000003bf5adae): auto cleanup kobject_del kobject: 'rx-0' (000000003bf5adae): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000004cdc47c): kobject_cleanup, parent 0000000022629fbc kobject: 'tx-0' (0000000004cdc47c): auto cleanup 'remove' event kobject: 'tx-0' (0000000004cdc47c): kobject_uevent_env kobject: 'tx-0' (0000000004cdc47c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000004cdc47c): auto cleanup kobject_del kobject: 'tx-0' (0000000004cdc47c): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000022629fbc): kobject_cleanup, parent (null) kobject: 'queues' (0000000022629fbc): calling ktype release kobject: 'queues' (0000000022629fbc): kset_release kobject: 'queues': free name kobject: 'nr0' (000000005e7009ea): kobject_uevent_env kobject: 'nr0' (000000005e7009ea): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (00000000730c12b5): kobject_cleanup, parent 00000000c787e67f kobject: 'rx-0' (00000000730c12b5): auto cleanup 'remove' event kobject: 'rx-0' (00000000730c12b5): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'rx-0' (00000000730c12b5): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000730c12b5): auto cleanup kobject_del kobject: 'rx-0' (00000000730c12b5): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000081c56a34): kobject_cleanup, parent 00000000c787e67f kobject: 'tx-0' (0000000081c56a34): auto cleanup 'remove' event kobject: 'tx-0' (0000000081c56a34): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'tx-0' (0000000081c56a34): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000081c56a34): auto cleanup kobject_del kobject: 'tx-0' (0000000081c56a34): calling ktype release kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'tx-0': free name kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (00000000c787e67f): kobject_cleanup, parent (null) kobject: 'queues' (00000000c787e67f): calling ktype release kobject: 'queues' (00000000c787e67f): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000016deb5d5): kobject_uevent_env kobject: 'nr0' (0000000016deb5d5): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (000000001df26946): kobject_cleanup, parent (null) kobject: 'nr0' (000000005e7009ea): kobject_cleanup, parent (null) kobject: 'nr0' (000000001df26946): calling ktype release kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'nr0': free name kobject: 'nr0' (000000005e7009ea): calling ktype release kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (0000000016deb5d5): kobject_cleanup, parent (null) kobject: 'nr0' (0000000016deb5d5): calling ktype release kobject: 'nr0': free name kobject: 'nr0': free name kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env audit: type=1804 audit(1577124434.937:4165): pid=5030 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir415319135/syzkaller.UvkSBI/467/file0/file0" dev="sda1" ino=17185 res=1 kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (0000000071273bee): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (0000000071273bee): kobject_uevent_env kobject: 'nr0' (0000000071273bee): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000cc26d024): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'queues' (00000000cc26d024): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'queues' (00000000cc26d024): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000cf552500): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000cf552500): kobject_uevent_env kobject: 'rx-0' (00000000cf552500): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'tx-0' (00000000381c72e0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (00000000381c72e0): kobject_uevent_env kobject: 'tx-0' (00000000381c72e0): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (00000000f8e08fa5): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'nr0' (00000000f8e08fa5): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000f8e08fa5): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000e3098477): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (00000000e3098477): kobject_uevent_env kobject: 'queues' (00000000e3098477): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000006a3100a3): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000006a3100a3): kobject_uevent_env kobject: 'rx-0' (000000006a3100a3): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000026f21e18): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000026f21e18): kobject_uevent_env kobject: 'tx-0' (0000000026f21e18): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' device nr0 entered promiscuous mode device nr0 entered promiscuous mode kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' audit: type=1804 audit(1577124435.477:4166): pid=5079 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir415319135/syzkaller.UvkSBI/468/file0/file0" dev="loop2" ino=1778 res=1 kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000006a3100a3): kobject_cleanup, parent 00000000e3098477 kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'rx-0' (000000006a3100a3): auto cleanup 'remove' event kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000006a3100a3): kobject_uevent_env kobject: 'rx-0' (000000006a3100a3): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000006a3100a3): auto cleanup kobject_del kobject: 'rx-0' (000000006a3100a3): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000026f21e18): kobject_cleanup, parent 00000000e3098477 kobject: 'tx-0' (0000000026f21e18): auto cleanup 'remove' event kobject: 'tx-0' (0000000026f21e18): kobject_uevent_env kobject: 'tx-0' (0000000026f21e18): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000026f21e18): auto cleanup kobject_del kobject: 'tx-0' (0000000026f21e18): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000e3098477): kobject_cleanup, parent (null) kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'queues' (00000000e3098477): calling ktype release kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (00000000e3098477): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000f8e08fa5): kobject_uevent_env kobject: 'nr0' (00000000f8e08fa5): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (00000000cf552500): kobject_cleanup, parent 00000000cc26d024 kobject: 'rx-0' (00000000cf552500): auto cleanup 'remove' event kobject: 'rx-0' (00000000cf552500): kobject_uevent_env kobject: 'rx-0' (00000000cf552500): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000cf552500): auto cleanup kobject_del kobject: 'rx-0' (00000000cf552500): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000381c72e0): kobject_cleanup, parent 00000000cc26d024 kobject: 'tx-0' (00000000381c72e0): auto cleanup 'remove' event kobject: 'tx-0' (00000000381c72e0): kobject_uevent_env kobject: 'tx-0' (00000000381c72e0): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000381c72e0): auto cleanup kobject_del kobject: 'tx-0' (00000000381c72e0): calling ktype release net_ratelimit: 8 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'tx-0': free name kobject: 'queues' (00000000cc26d024): kobject_cleanup, parent (null) kobject: 'queues' (00000000cc26d024): calling ktype release kobject: 'queues' (00000000cc26d024): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000071273bee): kobject_uevent_env kobject: 'nr0' (0000000071273bee): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (00000000f8e08fa5): kobject_cleanup, parent (null) kobject: 'nr0' (00000000f8e08fa5): calling ktype release kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (0000000071273bee): kobject_cleanup, parent (null) kobject: 'nr0' (0000000071273bee): calling ktype release kobject: 'nr0': free name kobject: 'nr0': free name kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000e22e12ee): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'nr0' (00000000e22e12ee): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (00000000e22e12ee): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (00000000d9774a45): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000d9774a45): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (00000000d9774a45): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000006164a45c): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000006164a45c): kobject_uevent_env kobject: 'rx-0' (000000006164a45c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (0000000065b772a9): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000065b772a9): kobject_uevent_env kobject: 'tx-0' (0000000065b772a9): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'nr0' (00000000bacdccbc): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000bacdccbc): kobject_uevent_env kobject: 'nr0' (00000000bacdccbc): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000b5ab1949): kobject_add_internal: parent: 'nr0', set: '' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'queues' (00000000b5ab1949): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'queues' (00000000b5ab1949): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000061987675): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'rx-0' (0000000061987675): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (0000000061987675): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000b8ae994b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000b8ae994b): kobject_uevent_env kobject: 'tx-0' (00000000b8ae994b): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' device nr0 entered promiscuous mode device nr0 entered promiscuous mode kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' audit: type=1804 audit(1577124436.787:4167): pid=5150 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir415319135/syzkaller.UvkSBI/469/file0" dev="sda1" ino=17250 res=1 kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'rx-0' (000000006164a45c): kobject_cleanup, parent 00000000d9774a45 kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000006164a45c): auto cleanup 'remove' event kobject: 'rx-0' (000000006164a45c): kobject_uevent_env kobject: 'rx-0' (000000006164a45c): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000006164a45c): auto cleanup kobject_del kobject: 'rx-0' (000000006164a45c): calling ktype release kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'rx-0': free name kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000065b772a9): kobject_cleanup, parent 00000000d9774a45 kobject: 'tx-0' (0000000065b772a9): auto cleanup 'remove' event kobject: 'tx-0' (0000000065b772a9): kobject_uevent_env kobject: 'tx-0' (0000000065b772a9): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (0000000065b772a9): auto cleanup kobject_del kobject: 'tx-0' (0000000065b772a9): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000d9774a45): kobject_cleanup, parent (null) kobject: 'queues' (00000000d9774a45): calling ktype release kobject: 'queues' (00000000d9774a45): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000e22e12ee): kobject_uevent_env kobject: 'nr0' (00000000e22e12ee): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (0000000061987675): kobject_cleanup, parent 00000000b5ab1949 kobject: 'rx-0' (0000000061987675): auto cleanup 'remove' event kobject: 'rx-0' (0000000061987675): kobject_uevent_env kobject: 'rx-0' (0000000061987675): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (0000000061987675): auto cleanup kobject_del kobject: 'rx-0' (0000000061987675): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000b8ae994b): kobject_cleanup, parent 00000000b5ab1949 kobject: 'tx-0' (00000000b8ae994b): auto cleanup 'remove' event kobject: 'tx-0' (00000000b8ae994b): kobject_uevent_env kobject: 'tx-0' (00000000b8ae994b): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000b8ae994b): auto cleanup kobject_del kobject: 'tx-0' (00000000b8ae994b): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000b5ab1949): kobject_cleanup, parent (null) kobject: 'queues' (00000000b5ab1949): calling ktype release kobject: 'queues' (00000000b5ab1949): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000bacdccbc): kobject_uevent_env kobject: 'nr0' (00000000bacdccbc): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000bacdccbc): kobject_cleanup, parent (null) kobject: 'nr0' (00000000bacdccbc): calling ktype release kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'nr0': free name kobject: 'nr0' (00000000e22e12ee): kobject_cleanup, parent (null) kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (00000000e22e12ee): calling ktype release kobject: 'nr0': free name kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' netlink: 40 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'nr0' (000000000112b024): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'nr0' (000000000112b024): kobject_uevent_env netlink: 40 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (000000000112b024): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000406fbc48): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'queues' (00000000406fbc48): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (00000000406fbc48): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000008dd3794e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000008dd3794e): kobject_uevent_env kobject: 'rx-0' (000000008dd3794e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' netlink: 'syz-executor.1': attribute type 5 has an invalid length. kobject: 'tx-0' (0000000002709534): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000002709534): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'tx-0' (0000000002709534): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env netlink: 'syz-executor.1': attribute type 5 has an invalid length. kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000d7d70817): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000d7d70817): kobject_uevent_env kobject: 'nr0' (00000000d7d70817): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (0000000082427873): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000082427873): kobject_uevent_env kobject: 'queues' (0000000082427873): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'rx-0' (0000000005d97b7d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (0000000005d97b7d): kobject_uevent_env kobject: 'rx-0' (0000000005d97b7d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'tx-0' (00000000ab5dfd46): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (00000000ab5dfd46): kobject_uevent_env netlink: 'syz-executor.1': attribute type 6 has an invalid length. netlink: 'syz-executor.1': attribute type 6 has an invalid length. kobject: 'tx-0' (00000000ab5dfd46): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env device nr0 entered promiscuous mode kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (000000008dd3794e): kobject_cleanup, parent 00000000406fbc48 kobject: 'rx-0' (000000008dd3794e): auto cleanup 'remove' event kobject: 'rx-0' (000000008dd3794e): kobject_uevent_env kobject: 'rx-0' (000000008dd3794e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000008dd3794e): auto cleanup kobject_del kobject: 'rx-0' (000000008dd3794e): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000002709534): kobject_cleanup, parent 00000000406fbc48 kobject: 'tx-0' (0000000002709534): auto cleanup 'remove' event kobject: 'tx-0' (0000000002709534): kobject_uevent_env kobject: 'tx-0' (0000000002709534): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-0' (0000000002709534): auto cleanup kobject_del kobject: 'tx-0' (0000000002709534): calling ktype release kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'tx-0': free name kobject: 'queues' (00000000406fbc48): kobject_cleanup, parent (null) kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (00000000406fbc48): calling ktype release kobject: 'queues' (00000000406fbc48): kset_release kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues': free name kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'nr0' (000000000112b024): kobject_uevent_env kobject: 'nr0' (000000000112b024): fill_kobj_path: path = '/devices/virtual/net/nr0' device nr0 entered promiscuous mode kobject: 'rx-0' (0000000005d97b7d): kobject_cleanup, parent 0000000082427873 kobject: 'rx-0' (0000000005d97b7d): auto cleanup 'remove' event kobject: 'rx-0' (0000000005d97b7d): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'rx-0' (0000000005d97b7d): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (0000000005d97b7d): auto cleanup kobject_del kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env audit: type=1804 audit(1577124438.637:4168): pid=5261 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir415319135/syzkaller.UvkSBI/471/file0/file0" dev="loop2" ino=1780 res=1 kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (0000000005d97b7d): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000ab5dfd46): kobject_cleanup, parent 0000000082427873 kobject: 'tx-0' (00000000ab5dfd46): auto cleanup 'remove' event kobject: 'tx-0' (00000000ab5dfd46): kobject_uevent_env kobject: 'tx-0' (00000000ab5dfd46): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000ab5dfd46): auto cleanup kobject_del kobject: 'tx-0' (00000000ab5dfd46): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000082427873): kobject_cleanup, parent (null) kobject: 'queues' (0000000082427873): calling ktype release kobject: 'queues' (0000000082427873): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000d7d70817): kobject_uevent_env kobject: 'nr0' (00000000d7d70817): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (000000000112b024): kobject_cleanup, parent (null) kobject: 'nr0' (000000000112b024): calling ktype release kobject: 'nr0': free name kobject: 'nr0' (00000000d7d70817): kobject_cleanup, parent (null) kobject: 'nr0' (00000000d7d70817): calling ktype release kobject: 'nr0': free name kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (00000000b873b04c): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (00000000b873b04c): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'nr0' (00000000b873b04c): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (0000000057b6460f): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000057b6460f): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'queues' (0000000057b6460f): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000dae7854e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000dae7854e): kobject_uevent_env kobject: 'rx-0' (00000000dae7854e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000a2406ed0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'tx-0' (00000000a2406ed0): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (00000000a2406ed0): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'nr0' (00000000464c00f3): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'nr0' (00000000464c00f3): kobject_uevent_env kobject: 'nr0' (00000000464c00f3): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (000000002e2b5a00): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000002e2b5a00): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'queues' (000000002e2b5a00): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' audit: type=1804 audit(1577124439.257:4169): pid=5346 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir415319135/syzkaller.UvkSBI/472/file0" dev="sda1" ino=17602 res=1 kobject: 'rx-0' (00000000f69ce81e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000f69ce81e): kobject_uevent_env kobject: 'rx-0' (00000000f69ce81e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000650bbead): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000650bbead): kobject_uevent_env kobject: 'tx-0' (00000000650bbead): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. device nr0 entered promiscuous mode kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' device nr0 entered promiscuous mode netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'rx-0' (00000000dae7854e): kobject_cleanup, parent 0000000057b6460f kobject: 'rx-0' (00000000dae7854e): auto cleanup 'remove' event kobject: 'rx-0' (00000000dae7854e): kobject_uevent_env kobject: 'rx-0' (00000000dae7854e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'rx-0' (00000000dae7854e): auto cleanup kobject_del kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'rx-0' (00000000dae7854e): calling ktype release kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0': free name kobject: 'tx-0' (00000000a2406ed0): kobject_cleanup, parent 0000000057b6460f kobject: 'tx-0' (00000000a2406ed0): auto cleanup 'remove' event kobject: 'tx-0' (00000000a2406ed0): kobject_uevent_env kobject: 'loop5' (00000000506cb0b7): kobject_uevent_env kobject: 'tx-0' (00000000a2406ed0): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'tx-0' (00000000a2406ed0): auto cleanup kobject_del kobject: 'loop5' (00000000506cb0b7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (00000000a2406ed0): calling ktype release kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-0': free name kobject: 'queues' (0000000057b6460f): kobject_cleanup, parent (null) kobject: 'queues' (0000000057b6460f): calling ktype release kobject: 'queues' (0000000057b6460f): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000b873b04c): kobject_uevent_env kobject: 'nr0' (00000000b873b04c): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'rx-0' (00000000f69ce81e): kobject_cleanup, parent 000000002e2b5a00 kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'rx-0' (00000000f69ce81e): auto cleanup 'remove' event kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (00000000f69ce81e): kobject_uevent_env kobject: 'rx-0' (00000000f69ce81e): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000f69ce81e): auto cleanup kobject_del kobject: 'rx-0' (00000000f69ce81e): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000650bbead): kobject_cleanup, parent 000000002e2b5a00 kobject: 'tx-0' (00000000650bbead): auto cleanup 'remove' event kobject: 'tx-0' (00000000650bbead): kobject_uevent_env kobject: 'tx-0' (00000000650bbead): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000650bbead): auto cleanup kobject_del kobject: 'tx-0' (00000000650bbead): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000002e2b5a00): kobject_cleanup, parent (null) kobject: 'queues' (000000002e2b5a00): calling ktype release kobject: 'queues' (000000002e2b5a00): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000464c00f3): kobject_uevent_env kobject: 'nr0' (00000000464c00f3): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (00000000b873b04c): kobject_cleanup, parent (null) kobject: 'nr0' (00000000b873b04c): calling ktype release kobject: 'nr0': free name kobject: 'loop3' (00000000bcb5ba44): kobject_uevent_env kobject: 'nr0' (00000000464c00f3): kobject_cleanup, parent (null) netlink: 'syz-executor.1': attribute type 3 has an invalid length. kobject: 'nr0' (00000000464c00f3): calling ktype release kobject: 'loop3' (00000000bcb5ba44): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0': free name netlink: 'syz-executor.1': attribute type 3 has an invalid length. kobject: 'nr0' (0000000003f2c089): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (0000000003f2c089): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'nr0' (0000000003f2c089): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (000000002fddd38d): kobject_add_internal: parent: 'nr0', set: '' netlink: 'syz-executor.1': attribute type 3 has an invalid length. kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'queues' (000000002fddd38d): kobject_uevent_env kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' netlink: 'syz-executor.1': attribute type 3 has an invalid length. FAT-fs (loop2): invalid media value (0xec) FAT-fs (loop2): Can't find a valid FAT filesystem kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'queues' (000000002fddd38d): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000000a12b563): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000000a12b563): kobject_uevent_env kobject: 'rx-0' (000000000a12b563): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' netlink: 'syz-executor.1': attribute type 3 has an invalid length. kobject: 'loop2' (0000000086cb4c13): kobject_uevent_env kobject: 'tx-0' (000000008d80f401): kobject_add_internal: parent: 'queues', set: 'queues' netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'loop2' (0000000086cb4c13): fill_kobj_path: path = '/devices/virtual/block/loop2' netlink: 'syz-executor.1': attribute type 3 has an invalid length. kobject: 'tx-0' (000000008d80f401): kobject_uevent_env netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'tx-0' (000000008d80f401): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'nr0' (000000008cc39900): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'nr0' (000000008cc39900): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (000000008cc39900): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000b1256797): kobject_add_internal: parent: 'nr0', set: '' netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'queues' (00000000b1256797): kobject_uevent_env kobject: 'queues' (00000000b1256797): kobject_uevent_env: filter function caused the event to drop! netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'rx-0' (00000000bfc56cba): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000bfc56cba): kobject_uevent_env kobject: 'rx-0' (00000000bfc56cba): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'tx-0' (00000000e3aeccac): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-0' (00000000e3aeccac): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'tx-0' (00000000e3aeccac): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' device nr0 entered promiscuous mode kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000bcdd0320): kobject_uevent_env kobject: 'loop1' (00000000bcdd0320): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (000000000a12b563): kobject_cleanup, parent 000000002fddd38d kobject: 'rx-0' (000000000a12b563): auto cleanup 'remove' event kobject: 'loop0' (000000007e6aa6bf): kobject_uevent_env kobject: 'loop0' (000000007e6aa6bf): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (000000000a12b563): kobject_uevent_env kobject: 'rx-0' (000000000a12b563): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0'