netlink: 'syz-executor0': attribute type 1 has an invalid length. ====================================================== WARNING: possible circular locking dependency detected 5.0.0-rc1+ #14 Not tainted ------------------------------------------------------ syz-executor4/11300 is trying to acquire lock: 000000001f5e7ead (&p->pi_lock){-.-.}, at: try_to_wake_up+0xb9/0x1480 kernel/sched/core.c:1965 but task is already holding lock: 000000006ff8a0a8 (&pgdat->kswapd_wait){....}, at: __wake_up_common_lock+0x19b/0x390 kernel/sched/wait.c:120 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (&pgdat->kswapd_wait){....}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 __wake_up_common_lock+0x19b/0x390 kernel/sched/wait.c:120 __wake_up+0xe/0x10 kernel/sched/wait.c:145 wakeup_kswapd+0x5ba/0x8f0 mm/vmscan.c:3982 steal_suitable_fallback+0x50d/0x7c0 mm/page_alloc.c:2217 __rmqueue_fallback mm/page_alloc.c:2502 [inline] __rmqueue mm/page_alloc.c:2528 [inline] rmqueue_bulk mm/page_alloc.c:2550 [inline] __rmqueue_pcplist mm/page_alloc.c:3021 [inline] rmqueue_pcplist mm/page_alloc.c:3050 [inline] rmqueue mm/page_alloc.c:3072 [inline] get_page_from_freelist+0x2f53/0x5190 mm/page_alloc.c:3491 __alloc_pages_nodemask+0x4fd/0xdc0 mm/page_alloc.c:4529 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2106 alloc_pages include/linux/gfp.h:509 [inline] __vmalloc_area_node mm/vmalloc.c:1690 [inline] __vmalloc_node_range+0x5cf/0x910 mm/vmalloc.c:1750 __vmalloc_node mm/vmalloc.c:1795 [inline] __vmalloc_node_flags mm/vmalloc.c:1809 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1831 ip_set_sockfn_get+0x340/0xf50 net/netfilter/ipset/ip_set_core.c:2076 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x80/0xe0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1576 [inline] ip_getsockopt+0x1bd/0x260 net/ipv4/ip_sockglue.c:1556 raw_getsockopt+0xe1/0x100 net/ipv4/raw.c:890 sock_common_getsockopt+0x9a/0xe0 net/core/sock.c:2950 __sys_getsockopt+0x196/0x370 net/socket.c:1939 __do_sys_getsockopt net/socket.c:1950 [inline] __se_sys_getsockopt net/socket.c:1947 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1947 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #3 (&(&zone->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 rmqueue mm/page_alloc.c:3082 [inline] get_page_from_freelist+0x13d0/0x5190 mm/page_alloc.c:3491 __alloc_pages_nodemask+0x4fd/0xdc0 mm/page_alloc.c:4529 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2106 alloc_pages include/linux/gfp.h:509 [inline] depot_save_stack+0x3da/0x460 lib/stackdepot.c:260 save_stack+0xa9/0xd0 mm/kasan/common.c:79 set_track mm/kasan/common.c:85 [inline] kasan_kmalloc mm/kasan/common.c:482 [inline] kasan_kmalloc+0xcf/0xe0 mm/kasan/common.c:455 kasan_slab_alloc+0xf/0x20 mm/kasan/common.c:397 kmem_cache_alloc+0x12d/0x710 mm/slab.c:3541 kmem_cache_zalloc include/linux/slab.h:730 [inline] fill_pool lib/debugobjects.c:134 [inline] __debug_object_init+0xb1d/0x12d0 lib/debugobjects.c:379 debug_object_init lib/debugobjects.c:431 [inline] debug_object_activate+0x348/0x550 lib/debugobjects.c:512 debug_timer_activate kernel/time/timer.c:708 [inline] debug_activate kernel/time/timer.c:763 [inline] __mod_timer kernel/time/timer.c:1040 [inline] mod_timer kernel/time/timer.c:1101 [inline] add_timer+0x4e6/0x1470 kernel/time/timer.c:1137 __queue_delayed_work+0x253/0x390 kernel/workqueue.c:1533 queue_delayed_work_on+0x19a/0x200 kernel/workqueue.c:1558 queue_delayed_work include/linux/workqueue.h:527 [inline] check_lifetime+0x57e/0xa40 net/ipv4/devinet.c:757 process_one_work+0xd0c/0x1ce0 kernel/workqueue.c:2153 worker_thread+0x143/0x14a0 kernel/workqueue.c:2296 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 -> #2 (&base->lock){-.-.}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 lock_timer_base+0xb7/0x2a0 kernel/time/timer.c:937 __mod_timer kernel/time/timer.c:1009 [inline] mod_timer kernel/time/timer.c:1101 [inline] add_timer+0x884/0x1470 kernel/time/timer.c:1137 __queue_delayed_work+0x253/0x390 kernel/workqueue.c:1533 queue_delayed_work_on+0x19a/0x200 kernel/workqueue.c:1558 queue_delayed_work include/linux/workqueue.h:527 [inline] schedule_delayed_work include/linux/workqueue.h:628 [inline] psi_group_change kernel/sched/psi.c:485 [inline] psi_task_change+0x3ea/0x590 kernel/sched/psi.c:534 psi_enqueue kernel/sched/stats.h:82 [inline] enqueue_task kernel/sched/core.c:727 [inline] activate_task+0x1f8/0x470 kernel/sched/core.c:751 wake_up_new_task+0x50c/0xd30 kernel/sched/core.c:2423 _do_fork+0x2a5/0x1170 kernel/fork.c:2242 kernel_thread+0x34/0x40 kernel/fork.c:2276 rest_init+0x28/0x37b init/main.c:408 arch_call_rest_init+0xe/0x1b start_kernel+0x882/0x8bd init/main.c:740 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:470 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:451 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 -> #1 (&rq->lock){-.-.}: __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 rq_lock kernel/sched/sched.h:1149 [inline] task_fork_fair+0xb5/0x7a0 kernel/sched/fair.c:10058 sched_fork+0x437/0xb90 kernel/sched/core.c:2359 copy_process+0x1ff6/0x8730 kernel/fork.c:1888 _do_fork+0x1a9/0x1170 kernel/fork.c:2217 kernel_thread+0x34/0x40 kernel/fork.c:2276 rest_init+0x28/0x37b init/main.c:408 arch_call_rest_init+0xe/0x1b start_kernel+0x882/0x8bd init/main.c:740 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:470 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:451 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 -> #0 (&p->pi_lock){-.-.}: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 try_to_wake_up+0xb9/0x1480 kernel/sched/core.c:1965 default_wake_function+0x30/0x50 kernel/sched/core.c:3710 autoremove_wake_function+0x79/0x360 kernel/sched/wait.c:375 __wake_up_common+0x1d3/0x7d0 kernel/sched/wait.c:92 __wake_up_common_lock+0x1c6/0x390 kernel/sched/wait.c:121 __wake_up+0xe/0x10 kernel/sched/wait.c:145 wakeup_kswapd+0x5ba/0x8f0 mm/vmscan.c:3982 steal_suitable_fallback+0x50d/0x7c0 mm/page_alloc.c:2217 __rmqueue_fallback mm/page_alloc.c:2502 [inline] __rmqueue mm/page_alloc.c:2528 [inline] rmqueue_bulk mm/page_alloc.c:2550 [inline] __rmqueue_pcplist mm/page_alloc.c:3021 [inline] rmqueue_pcplist mm/page_alloc.c:3050 [inline] rmqueue mm/page_alloc.c:3072 [inline] get_page_from_freelist+0x2f53/0x5190 mm/page_alloc.c:3491 __alloc_pages_nodemask+0x4fd/0xdc0 mm/page_alloc.c:4529 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2106 alloc_pages include/linux/gfp.h:509 [inline] __vmalloc_area_node mm/vmalloc.c:1690 [inline] __vmalloc_node_range+0x5cf/0x910 mm/vmalloc.c:1750 __vmalloc_node mm/vmalloc.c:1795 [inline] __vmalloc_node_flags mm/vmalloc.c:1809 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1831 ip_set_sockfn_get+0x340/0xf50 net/netfilter/ipset/ip_set_core.c:2076 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x80/0xe0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1576 [inline] ip_getsockopt+0x1bd/0x260 net/ipv4/ip_sockglue.c:1556 raw_getsockopt+0xe1/0x100 net/ipv4/raw.c:890 sock_common_getsockopt+0x9a/0xe0 net/core/sock.c:2950 __sys_getsockopt+0x196/0x370 net/socket.c:1939 __do_sys_getsockopt net/socket.c:1950 [inline] __se_sys_getsockopt net/socket.c:1947 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1947 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: &p->pi_lock --> &(&zone->lock)->rlock --> &pgdat->kswapd_wait Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&pgdat->kswapd_wait); lock(&(&zone->lock)->rlock); lock(&pgdat->kswapd_wait); lock(&p->pi_lock); *** DEADLOCK *** 2 locks held by syz-executor4/11300: #0: 0000000080b0fedb (&(&zone->lock)->rlock){-.-.}, at: spin_lock include/linux/spinlock.h:329 [inline] #0: 0000000080b0fedb (&(&zone->lock)->rlock){-.-.}, at: rmqueue_bulk mm/page_alloc.c:2548 [inline] #0: 0000000080b0fedb (&(&zone->lock)->rlock){-.-.}, at: __rmqueue_pcplist mm/page_alloc.c:3021 [inline] #0: 0000000080b0fedb (&(&zone->lock)->rlock){-.-.}, at: rmqueue_pcplist mm/page_alloc.c:3050 [inline] #0: 0000000080b0fedb (&(&zone->lock)->rlock){-.-.}, at: rmqueue mm/page_alloc.c:3072 [inline] #0: 0000000080b0fedb (&(&zone->lock)->rlock){-.-.}, at: get_page_from_freelist+0x1ab1/0x5190 mm/page_alloc.c:3491 #1: 000000006ff8a0a8 (&pgdat->kswapd_wait){....}, at: __wake_up_common_lock+0x19b/0x390 kernel/sched/wait.c:120 stack backtrace: CPU: 0 PID: 11300 Comm: syz-executor4 Not tainted 5.0.0-rc1+ #14 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+0x1db/0x2d0 lib/dump_stack.c:113 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1224 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2350 [inline] __lock_acquire+0x3014/0x4a30 kernel/locking/lockdep.c:3338 lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 try_to_wake_up+0xb9/0x1480 kernel/sched/core.c:1965 default_wake_function+0x30/0x50 kernel/sched/core.c:3710 autoremove_wake_function+0x79/0x360 kernel/sched/wait.c:375 __wake_up_common+0x1d3/0x7d0 kernel/sched/wait.c:92 __wake_up_common_lock+0x1c6/0x390 kernel/sched/wait.c:121 __wake_up+0xe/0x10 kernel/sched/wait.c:145 wakeup_kswapd+0x5ba/0x8f0 mm/vmscan.c:3982 steal_suitable_fallback+0x50d/0x7c0 mm/page_alloc.c:2217 __rmqueue_fallback mm/page_alloc.c:2502 [inline] __rmqueue mm/page_alloc.c:2528 [inline] rmqueue_bulk mm/page_alloc.c:2550 [inline] __rmqueue_pcplist mm/page_alloc.c:3021 [inline] rmqueue_pcplist mm/page_alloc.c:3050 [inline] rmqueue mm/page_alloc.c:3072 [inline] get_page_from_freelist+0x2f53/0x5190 mm/page_alloc.c:3491 __alloc_pages_nodemask+0x4fd/0xdc0 mm/page_alloc.c:4529 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2106 alloc_pages include/linux/gfp.h:509 [inline] __vmalloc_area_node mm/vmalloc.c:1690 [inline] __vmalloc_node_range+0x5cf/0x910 mm/vmalloc.c:1750 __vmalloc_node mm/vmalloc.c:1795 [inline] __vmalloc_node_flags mm/vmalloc.c:1809 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1831 ip_set_sockfn_get+0x340/0xf50 net/netfilter/ipset/ip_set_core.c:2076 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x80/0xe0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1576 [inline] ip_getsockopt+0x1bd/0x260 net/ipv4/ip_sockglue.c:1556 raw_getsockopt+0xe1/0x100 net/ipv4/raw.c:890 sock_common_getsockopt+0x9a/0xe0 net/core/sock.c:2950 __sys_getsockopt+0x196/0x370 net/socket.c:1939 __do_sys_getsockopt net/socket.c:1950 [inline] __se_sys_getsockopt net/socket.c:1947 [inline] __x64_sys_getsockopt+0xbe/0x150 net/socket.c:1947 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457ec9 Code: 6d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fab7ca88c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000457ec9 RDX: 0000000000000053 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 000000000073bfa0 R08: 0000000020000040 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fab7ca896d4 R13: 00000000004bee3d R14: 00000000004cfa88 R15: 00000000ffffffff kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (00000000874e900f): kobject_uevent_env netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'kvm' (00000000874e900f): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'kvm' (00000000874e900f): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (00000000874e900f): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'kvm' (00000000874e900f): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (00000000874e900f): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'kvm' (00000000874e900f): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (00000000874e900f): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env relay: one or more items not logged [item size (56) > sub-buffer size (9)] kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' relay: one or more items not logged [item size (56) > sub-buffer size (9)] netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' relay: one or more items not logged [item size (56) > sub-buffer size (9)] kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env netlink: 4 bytes leftover after parsing attributes in process `syz-executor0'. kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'. kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' lo_write_bvec: 1998 callbacks suppressed loop: Write error at byte offset 0, length 2048. kobject: 'loop5' (000000006c5044bb): kobject_uevent_env loop: Write error at byte offset 2048, length 2048. kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' print_req_error: 1998 callbacks suppressed print_req_error: I/O error, dev loop0, sector 0 flags 100001 buffer_io_error: 1998 callbacks suppressed Buffer I/O error on dev loop0, logical block 0, lost async page write loop: Write error at byte offset 4096, length 2048. loop: Write error at byte offset 6144, length 2048. print_req_error: I/O error, dev loop0, sector 4 flags 100001 Buffer I/O error on dev loop0, logical block 1, lost async page write print_req_error: I/O error, dev loop0, sector 8 flags 100001 Buffer I/O error on dev loop0, logical block 2, lost async page write print_req_error: I/O error, dev loop0, sector 12 flags 100001 Buffer I/O error on dev loop0, logical block 3, lost async page write loop: Write error at byte offset 8192, length 2048. loop: Write error at byte offset 10240, length 2048. loop: Write error at byte offset 12288, length 2048. loop: Write error at byte offset 14336, length 2048. print_req_error: I/O error, dev loop0, sector 16 flags 100001 kobject: 'loop3' (00000000d321c40c): kobject_uevent_env Buffer I/O error on dev loop0, logical block 4, lost async page write print_req_error: I/O error, dev loop0, sector 20 flags 100001 Buffer I/O error on dev loop0, logical block 5, lost async page write print_req_error: I/O error, dev loop0, sector 24 flags 100001 Buffer I/O error on dev loop0, logical block 6, lost async page write print_req_error: I/O error, dev loop0, sector 28 flags 100001 Buffer I/O error on dev loop0, logical block 7, lost async page write loop: Write error at byte offset 16384, length 2048. loop: Write error at byte offset 18432, length 2048. print_req_error: I/O error, dev loop0, sector 32 flags 100001 Buffer I/O error on dev loop0, logical block 8, lost async page write print_req_error: I/O error, dev loop0, sector 36 flags 100001 Buffer I/O error on dev loop0, logical block 9, lost async page write kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env relay: one or more items not logged [item size (48) > sub-buffer size (9)] kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env relay: one or more items not logged [item size (56) > sub-buffer size (9)] kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env relay: one or more items not logged [item size (56) > sub-buffer size (9)] kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000d321c40c): kobject_uevent_env kobject: 'loop3' (00000000d321c40c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 'syz-executor3': attribute type 2 has an invalid length. kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a40ba39b): kobject_uevent_env kobject: 'loop2' (00000000a40ba39b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e1d8cdcd): kobject_uevent_env kobject: 'loop4' (00000000e1d8cdcd): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (0000000091750a97): kobject_uevent_env kobject: 'loop1' (0000000091750a97): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000bc445bfb): kobject_uevent_env kobject: 'loop0' (00000000bc445bfb): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000006c5044bb): kobject_uevent_env kobject: 'loop5' (000000006c5044bb): fill_kobj_path: path = '/devices/virtual/block/loop5'