__dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x1b lib/fault-inject.c:149 __should_failslab+0x121/0x190 mm/failslab.c:32 ===================================================== should_failslab+0x9/0x14 mm/slab_common.c:1557 WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x47/0x700 mm/slab.c:3557 4.19.51 #23 Not tainted ----------------------------------------------------- syz-executor.4/29359 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: skb_clone+0x156/0x3e0 net/core/skbuff.c:1284 000000003cff1978 ( dev_queue_xmit_nit+0x2b1/0x8e0 net/core/dev.c:2021 &ctx->fault_pending_wqh){+.+.} , at: spin_lock include/linux/spinlock.h:329 [inline] , at: userfaultfd_ctx_read fs/userfaultfd.c:1046 [inline] , at: userfaultfd_read+0x394/0x18c0 fs/userfaultfd.c:1204 xmit_one net/core/dev.c:3253 [inline] dev_hard_start_xmit+0xa7/0x980 net/core/dev.c:3273 and this task is already holding: 00000000bc1e3a80 __dev_queue_xmit+0x2705/0x3010 net/core/dev.c:3843 ( &ctx->fd_wqh ){....} , at: spin_lock_irq include/linux/spinlock.h:354 [inline] , at: userfaultfd_ctx_read fs/userfaultfd.c:1042 [inline] , at: userfaultfd_read+0x262/0x18c0 fs/userfaultfd.c:1204 which would create a new lock dependency: ( &ctx->fd_wqh){....} -> dev_queue_xmit+0x18/0x20 net/core/dev.c:3876 ( &ctx->fault_pending_wqh){+.+.} __netlink_deliver_tap_skb net/netlink/af_netlink.c:303 [inline] __netlink_deliver_tap net/netlink/af_netlink.c:321 [inline] netlink_deliver_tap+0x910/0xc20 net/netlink/af_netlink.c:334 __netlink_sendskb+0x68/0xc0 net/netlink/af_netlink.c:1261 but this new dependency connects a SOFTIRQ-irq-safe lock: netlink_sendskb net/netlink/af_netlink.c:1270 [inline] netlink_unicast+0x616/0x720 net/netlink/af_netlink.c:1358 (&(&ctx->ctx_lock)->rlock ){..-.} nlmsg_unicast include/net/netlink.h:608 [inline] genlmsg_unicast include/net/genetlink.h:296 [inline] tipc_nl_compat_recv+0x37c/0xae0 net/tipc/netlink_compat.c:1288 ... which became SOFTIRQ-irq-safe at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline] _raw_spin_lock_irq+0x60/0x80 kernel/locking/spinlock.c:160 spin_lock_irq include/linux/spinlock.h:354 [inline] free_ioctx_users+0x2d/0x490 fs/aio.c:614 percpu_ref_put_many include/linux/percpu-refcount.h:284 [inline] percpu_ref_put include/linux/percpu-refcount.h:300 [inline] percpu_ref_call_confirm_rcu lib/percpu-refcount.c:123 [inline] percpu_ref_switch_to_atomic_rcu+0x407/0x540 lib/percpu-refcount.c:158 genl_family_rcv_msg+0x6db/0xd30 net/netlink/genetlink.c:602 __rcu_reclaim kernel/rcu/rcu.h:236 [inline] rcu_do_batch kernel/rcu/tree.c:2584 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881 __do_softirq+0x25c/0x921 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:869 genl_rcv_msg+0xca/0x16c net/netlink/genetlink.c:627 preempt_count_add+0x5c/0x1b0 kernel/sched/core.c:3195 netlink_rcv_skb+0x17d/0x460 net/netlink/af_netlink.c:2454 __raw_spin_lock include/linux/spinlock_api_smp.h:141 [inline] _raw_spin_lock+0x13/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] follow_page_pte+0x24c/0x1310 mm/gup.c:86 follow_pmd_mask mm/gup.c:316 [inline] follow_pud_mask mm/gup.c:361 [inline] follow_p4d_mask mm/gup.c:387 [inline] follow_page_mask+0xcac/0x19d0 mm/gup.c:440 genl_rcv+0x29/0x40 net/netlink/genetlink.c:638 __get_user_pages+0x4e7/0x17a0 mm/gup.c:724 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x537/0x720 net/netlink/af_netlink.c:1343 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1231 __mm_populate+0x204/0x380 mm/gup.c:1279 mm_populate include/linux/mm.h:2328 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1908 ksys_mmap_pgoff+0xf7/0x630 mm/mmap.c:1586 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe to a SOFTIRQ-irq-unsafe lock: ( sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 &ctx->fault_pending_wqh){+.+.} ___sys_sendmsg+0x803/0x920 net/socket.c:2115 ... which became SOFTIRQ-irq-unsafe at: ... lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_release+0x4d6/0x720 fs/userfaultfd.c:922 __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 __sys_sendmsg+0x105/0x1d0 net/socket.c:2153 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: &(&ctx->ctx_lock)->rlock --> __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2160 &ctx->fd_wqh do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 --> entry_SYSCALL_64_after_hwframe+0x49/0xbe &ctx->fault_pending_wqh RIP: 0033:0x4592c9 Code: fd 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 Possible interrupt unsafe locking scenario: RSP: 002b:00007fc11572dc78 EFLAGS: 00000246 CPU0 CPU1 ORIG_RAX: 000000000000002e ---- ---- RAX: ffffffffffffffda RBX: 00007fc11572dc90 RCX: 00000000004592c9 lock( RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000004 &ctx->fault_pending_wqh RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 ); R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc11572e6d4 local_irq_disable(); R13: 00000000004cdd18 R14: 00000000004dbdc8 R15: 0000000000000005 lock( kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env &(&ctx->ctx_lock)->rlock); lock(&ctx->fd_wqh); lock(&(&ctx->ctx_lock)->rlock); *** DEADLOCK *** 1 lock held by syz-executor.4/29359: #0: 00000000bc1e3a80 (&ctx->fd_wqh){....}, at: spin_lock_irq include/linux/spinlock.h:354 [inline] #0: 00000000bc1e3a80 (&ctx->fd_wqh){....}, at: userfaultfd_ctx_read fs/userfaultfd.c:1042 [inline] #0: 00000000bc1e3a80 (&ctx->fd_wqh){....}, at: userfaultfd_read+0x262/0x18c0 fs/userfaultfd.c:1204 the dependencies between SOFTIRQ-irq-safe lock and the holding lock: -> (&(&ctx->ctx_lock)->rlock){..-.} ops: 104 { IN-SOFTIRQ-W at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline] _raw_spin_lock_irq+0x60/0x80 kernel/locking/spinlock.c:160 spin_lock_irq include/linux/spinlock.h:354 [inline] free_ioctx_users+0x2d/0x490 fs/aio.c:614 percpu_ref_put_many include/linux/percpu-refcount.h:284 [inline] percpu_ref_put include/linux/percpu-refcount.h:300 [inline] percpu_ref_call_confirm_rcu lib/percpu-refcount.c:123 [inline] percpu_ref_switch_to_atomic_rcu+0x407/0x540 lib/percpu-refcount.c:158 __rcu_reclaim kernel/rcu/rcu.h:236 [inline] rcu_do_batch kernel/rcu/tree.c:2584 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881 __do_softirq+0x25c/0x921 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:869 preempt_count_add+0x5c/0x1b0 kernel/sched/core.c:3195 __raw_spin_lock include/linux/spinlock_api_smp.h:141 [inline] _raw_spin_lock+0x13/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] follow_page_pte+0x24c/0x1310 mm/gup.c:86 follow_pmd_mask mm/gup.c:316 [inline] follow_pud_mask mm/gup.c:361 [inline] follow_p4d_mask mm/gup.c:387 [inline] follow_page_mask+0xcac/0x19d0 mm/gup.c:440 __get_user_pages+0x4e7/0x17a0 mm/gup.c:724 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1231 __mm_populate+0x204/0x380 mm/gup.c:1279 mm_populate include/linux/mm.h:2328 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 ksys_mmap_pgoff+0xf7/0x630 mm/mmap.c:1586 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe INITIAL USE at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline] _raw_spin_lock_irq+0x60/0x80 kernel/locking/spinlock.c:160 spin_lock_irq include/linux/spinlock.h:354 [inline] free_ioctx_users+0x2d/0x490 fs/aio.c:614 percpu_ref_put_many include/linux/percpu-refcount.h:284 [inline] percpu_ref_put include/linux/percpu-refcount.h:300 [inline] percpu_ref_call_confirm_rcu lib/percpu-refcount.c:123 [inline] percpu_ref_switch_to_atomic_rcu+0x407/0x540 lib/percpu-refcount.c:158 __rcu_reclaim kernel/rcu/rcu.h:236 [inline] rcu_do_batch kernel/rcu/tree.c:2584 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881 __do_softirq+0x25c/0x921 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:869 preempt_count_add+0x5c/0x1b0 kernel/sched/core.c:3195 __raw_spin_lock include/linux/spinlock_api_smp.h:141 [inline] _raw_spin_lock+0x13/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] follow_page_pte+0x24c/0x1310 mm/gup.c:86 follow_pmd_mask mm/gup.c:316 [inline] follow_pud_mask mm/gup.c:361 [inline] follow_p4d_mask mm/gup.c:387 [inline] follow_page_mask+0xcac/0x19d0 mm/gup.c:440 __get_user_pages+0x4e7/0x17a0 mm/gup.c:724 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1231 __mm_populate+0x204/0x380 mm/gup.c:1279 mm_populate include/linux/mm.h:2328 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 ksys_mmap_pgoff+0xf7/0x630 mm/mmap.c:1586 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe } ... key at: [] __key.50192+0x0/0x40 ... acquired at: __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] aio_poll fs/aio.c:1741 [inline] __io_submit_one fs/aio.c:1849 [inline] io_submit_one+0xef2/0x2eb0 fs/aio.c:1885 __do_sys_io_submit fs/aio.c:1929 [inline] __se_sys_io_submit fs/aio.c:1900 [inline] __x64_sys_io_submit+0x1aa/0x520 fs/aio.c:1900 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> (&ctx->fd_wqh){....} ops: 29 { INITIAL USE at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __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+0xc7/0x190 kernel/sched/wait.c:120 __wake_up+0xe/0x10 kernel/sched/wait.c:145 userfaultfd_release+0x534/0x720 fs/userfaultfd.c:930 __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 } ... key at: [] __key.43729+0x0/0x40 ... acquired at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_ctx_read fs/userfaultfd.c:1046 [inline] userfaultfd_read+0x394/0x18c0 fs/userfaultfd.c:1204 __vfs_read+0x114/0x800 fs/read_write.c:416 vfs_read+0x194/0x3d0 fs/read_write.c:452 ksys_read+0x14f/0x2d0 fs/read_write.c:579 __do_sys_read fs/read_write.c:589 [inline] __se_sys_read fs/read_write.c:587 [inline] __x64_sys_read+0x73/0xb0 fs/read_write.c:587 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe the dependencies between the lock to be acquired and SOFTIRQ-irq-unsafe lock: -> (&ctx->fault_pending_wqh){+.+.} ops: 25 { HARDIRQ-ON-W at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_release+0x4d6/0x720 fs/userfaultfd.c:922 __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 SOFTIRQ-ON-W at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_release+0x4d6/0x720 fs/userfaultfd.c:922 __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 INITIAL USE at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_release+0x4d6/0x720 fs/userfaultfd.c:922 __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 } ... key at: [] __key.43726+0x0/0x40 ... acquired at: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_ctx_read fs/userfaultfd.c:1046 [inline] userfaultfd_read+0x394/0x18c0 fs/userfaultfd.c:1204 __vfs_read+0x114/0x800 fs/read_write.c:416 vfs_read+0x194/0x3d0 fs/read_write.c:452 ksys_read+0x14f/0x2d0 fs/read_write.c:579 __do_sys_read fs/read_write.c:589 [inline] __se_sys_read fs/read_write.c:587 [inline] __x64_sys_read+0x73/0xb0 fs/read_write.c:587 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe stack backtrace: CPU: 1 PID: 29359 Comm: syz-executor.4 Not tainted 4.19.51 #23 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+0x172/0x1f0 lib/dump_stack.c:113 print_bad_irq_dependency kernel/locking/lockdep.c:1568 [inline] check_usage.cold+0x611/0x946 kernel/locking/lockdep.c:1600 check_irq_usage kernel/locking/lockdep.c:1656 [inline] check_prev_add_irq kernel/locking/lockdep_states.h:8 [inline] check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1974 [inline] validate_chain kernel/locking/lockdep.c:2415 [inline] __lock_acquire+0x1ee4/0x48f0 kernel/locking/lockdep.c:3411 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_ctx_read fs/userfaultfd.c:1046 [inline] userfaultfd_read+0x394/0x18c0 fs/userfaultfd.c:1204 __vfs_read+0x114/0x800 fs/read_write.c:416 vfs_read+0x194/0x3d0 fs/read_write.c:452 ksys_read+0x14f/0x2d0 fs/read_write.c:579 __do_sys_read fs/read_write.c:589 [inline] __se_sys_read fs/read_write.c:587 [inline] __x64_sys_read+0x73/0xb0 fs/read_write.c:587 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4592c9 Code: fd 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fe1024d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004592c9 RDX: 0000000000000064 RSI: 0000000020000400 RDI: 0000000000000003 RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe1024d66d4 R13: 00000000004c53aa R14: 00000000004db138 R15: 00000000ffffffff binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' binder: 29358:29360 ioctl 40046207 0 returned -16 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'kvm' (00000000de09f618): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop3' (000000003c28c578): kobject_uevent_env netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' CPU: 0 PID: 29380 Comm: syz-executor.5 Not tainted 4.19.51 #23 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop2' (00000000aef86f91): kobject_uevent_env Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x1b lib/fault-inject.c:149 kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' __should_failslab+0x121/0x190 mm/failslab.c:32 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env should_failslab+0x9/0x14 mm/slab_common.c:1557 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x26c/0x710 mm/slab.c:3647 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193 kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000009a37820d): kobject_uevent_env alloc_skb include/linux/skbuff.h:995 [inline] nlmsg_new include/net/netlink.h:511 [inline] netlink_ack+0x25c/0xb50 net/netlink/af_netlink.c:2388 kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' netlink_rcv_skb+0x382/0x460 net/netlink/af_netlink.c:2460 genl_rcv+0x29/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x537/0x720 net/netlink/af_netlink.c:1343 netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 ___sys_sendmsg+0x803/0x920 net/socket.c:2115 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' __sys_sendmsg+0x105/0x1d0 net/socket.c:2153 kobject: 'loop4' (000000009a37820d): kobject_uevent_env __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2160 kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4592c9 Code: fd 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fc11572dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fc11572dc90 RCX: 00000000004592c9 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000004 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc11572e6d4 kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' R13: 00000000004cdd18 R14: 00000000004dbdc8 R15: 0000000000000005 binder: BINDER_SET_CONTEXT_MGR already set binder: 29383:29404 ioctl 40046207 0 returned -16 netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop2' (00000000aef86f91): kobject_uevent_env netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' CPU: 0 PID: 29419 Comm: syz-executor.5 Not tainted 4.19.51 #23 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop5' (00000000c09306e4): kobject_uevent_env Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x1b lib/fault-inject.c:149 kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env __should_failslab+0x121/0x190 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1557 binder: BINDER_SET_CONTEXT_MGR already set slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node_trace+0x274/0x720 mm/slab.c:3666 kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' __do_kmalloc_node mm/slab.c:3688 [inline] __kmalloc_node_track_caller+0x3d/0x80 mm/slab.c:3703 __kmalloc_reserve.isra.0+0x40/0xf0 net/core/skbuff.c:137 netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. __alloc_skb+0x10b/0x5f0 net/core/skbuff.c:205 binder: 29425:29433 ioctl 40046207 0 returned -16 alloc_skb include/linux/skbuff.h:995 [inline] nlmsg_new include/net/netlink.h:511 [inline] netlink_ack+0x25c/0xb50 net/netlink/af_netlink.c:2388 netlink_rcv_skb+0x382/0x460 net/netlink/af_netlink.c:2460 kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' genl_rcv+0x29/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x537/0x720 net/netlink/af_netlink.c:1343 kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 ___sys_sendmsg+0x803/0x920 net/socket.c:2115 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' __sys_sendmsg+0x105/0x1d0 net/socket.c:2153 __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2160 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4592c9 Code: fd 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env RSP: 002b:00007fc11572dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fc11572dc90 RCX: 00000000004592c9 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000004 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc11572e6d4 kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' R13: 00000000004cdd18 R14: 00000000004dbdc8 R15: 0000000000000005 kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' CPU: 0 PID: 29466 Comm: syz-executor.5 Not tainted 4.19.51 #23 binder: 29471:29473 ioctl 40046207 0 returned -16 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+0x172/0x1f0 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x1b lib/fault-inject.c:149 __should_failslab+0x121/0x190 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1557 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x47/0x700 mm/slab.c:3557 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284 __netlink_deliver_tap_skb net/netlink/af_netlink.c:296 [inline] __netlink_deliver_tap net/netlink/af_netlink.c:321 [inline] netlink_deliver_tap+0x97b/0xc20 net/netlink/af_netlink.c:334 __netlink_sendskb+0x68/0xc0 net/netlink/af_netlink.c:1261 netlink_sendskb net/netlink/af_netlink.c:1270 [inline] netlink_unicast+0x616/0x720 net/netlink/af_netlink.c:1358 netlink_ack+0x60d/0xb50 net/netlink/af_netlink.c:2424 netlink_rcv_skb+0x382/0x460 net/netlink/af_netlink.c:2460 genl_rcv+0x29/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x537/0x720 net/netlink/af_netlink.c:1343 kobject: 'loop3' (000000003c28c578): kobject_uevent_env netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1908 kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 ___sys_sendmsg+0x803/0x920 net/socket.c:2115 kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003c28c578): kobject_uevent_env __sys_sendmsg+0x105/0x1d0 net/socket.c:2153 kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2160 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4592c9 kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' Code: fd 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fc11572dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fc11572dc90 RCX: 00000000004592c9 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000004 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc11572e6d4 kobject: 'loop3' (000000003c28c578): kobject_uevent_env R13: 00000000004cdd18 R14: 00000000004dbdc8 R15: 0000000000000005 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' CPU: 0 PID: 29498 Comm: syz-executor.5 Not tainted 4.19.51 #23 kobject: 'loop2' (00000000aef86f91): kobject_uevent_env Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x1b lib/fault-inject.c:149 kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' __should_failslab+0x121/0x190 mm/failslab.c:32 kobject: 'loop5' (00000000c09306e4): kobject_uevent_env should_failslab+0x9/0x14 mm/slab_common.c:1557 kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x47/0x700 mm/slab.c:3557 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284 dev_queue_xmit_nit+0x2b1/0x8e0 net/core/dev.c:2021 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env xmit_one net/core/dev.c:3253 [inline] dev_hard_start_xmit+0xa7/0x980 net/core/dev.c:3273 __dev_queue_xmit+0x2705/0x3010 net/core/dev.c:3843 kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' dev_queue_xmit+0x18/0x20 net/core/dev.c:3876 __netlink_deliver_tap_skb net/netlink/af_netlink.c:303 [inline] __netlink_deliver_tap net/netlink/af_netlink.c:321 [inline] netlink_deliver_tap+0x910/0xc20 net/netlink/af_netlink.c:334 __netlink_sendskb+0x68/0xc0 net/netlink/af_netlink.c:1261 netlink_sendskb net/netlink/af_netlink.c:1270 [inline] netlink_unicast+0x616/0x720 net/netlink/af_netlink.c:1358 netlink_ack+0x60d/0xb50 net/netlink/af_netlink.c:2424 netlink_rcv_skb+0x382/0x460 net/netlink/af_netlink.c:2460 genl_rcv+0x29/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x537/0x720 net/netlink/af_netlink.c:1343 netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 ___sys_sendmsg+0x803/0x920 net/socket.c:2115 __sys_sendmsg+0x105/0x1d0 net/socket.c:2153 __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2160 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4592c9 Code: fd 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fc11572dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fc11572dc90 RCX: 00000000004592c9 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000004 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc11572e6d4 R13: 00000000004cdd18 R14: 00000000004dbdc8 R15: 0000000000000005 net_ratelimit: 16 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 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: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' binder: BINDER_SET_CONTEXT_MGR already set binder: 29521:29524 ioctl 40046207 0 returned -16 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop5' (00000000c09306e4): kobject_uevent_env binder: 29543:29546 ioctl 40046207 0 returned -16 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env nla_parse: 11 callbacks suppressed netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' binder: BINDER_SET_CONTEXT_MGR already set netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. binder: 29580:29583 ioctl 40046207 0 returned -16 kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' binder: BINDER_SET_CONTEXT_MGR already set binder: 29608:29609 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000009a37820d): kobject_uevent_env netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' binder: BINDER_SET_CONTEXT_MGR already set netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. binder: 29638:29639 ioctl 40046207 0 returned -16 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' protocol 88fb is buggy, dev hsr_slave_0 netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env binder: 29669:29670 ioctl 40046207 0 returned -16 kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' netlink: 60 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' binder: BINDER_SET_CONTEXT_MGR already set binder: 29707:29709 ioctl 40046207 0 returned -16 kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: 29734:29739 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000009a37820d): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set binder: 29772:29774 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop3' (000000003c28c578): kobject_uevent_env binder: 29807:29809 ioctl 40046207 0 returned -16 kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: BINDER_SET_CONTEXT_MGR already set binder: 29841:29846 ioctl 40046207 0 returned -16 kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: BINDER_SET_CONTEXT_MGR already set binder: 29873:29875 ioctl 40046207 0 returned -16 kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' binder: 29902:29903 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000c09306e4): kobject_uevent_env kobject: 'loop5' (00000000c09306e4): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop3' (000000003c28c578): kobject_uevent_env binder: 29931:29932 ioctl 40046207 0 returned -16 kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: 29938:29944 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: 29961:29962 ioctl 40046207 0 returned -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 29973:29975 ioctl 40046207 0 returned -16 kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: BINDER_SET_CONTEXT_MGR already set binder: 29995:29996 ioctl 40046207 0 returned -16 binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: 29997:29998 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: 30020:30021 ioctl 40046207 0 returned -16 kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop2' (00000000aef86f91): kobject_uevent_env binder: 30031:30033 ioctl 40046207 0 returned -16 kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: 30044:30048 ioctl 40046207 0 returned -16 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop2' (00000000aef86f91): kobject_uevent_env binder: 30060:30061 ioctl 40046207 0 returned -16 kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: 30074:30078 ioctl 40046207 0 returned -16 kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: BINDER_SET_CONTEXT_MGR already set binder: 30096:30097 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set binder: 30104:30106 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' binder: 30123:30124 ioctl 40046207 0 returned -16 binder: 30126:30128 ioctl 40046207 0 returned -16 kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop4' (000000009a37820d): kobject_uevent_env binder: 30158:30159 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: 30157:30160 ioctl 40046207 0 returned -16 kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000009a37820d): kobject_uevent_env kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: 30178:30184 ioctl 40046207 0 returned -16 kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop4' (000000009a37820d): kobject_uevent_env binder: 30189:30195 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001d6cd7d7): kobject_uevent_env kobject: 'loop1' (000000001d6cd7d7): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000009a37820d): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set binder: 30207:30209 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' net_ratelimit: 21 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 kobject: 'loop3' (000000003c28c578): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop4' (000000009a37820d): kobject_uevent_env binder: 30214:30216 ioctl 40046207 0 returned -16 kobject: 'loop4' (000000009a37820d): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000aef86f91): kobject_uevent_env kobject: 'loop2' (00000000aef86f91): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000acf6c02d): kobject_uevent_env kobject: 'loop0' (00000000acf6c02d): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop3' (000000003c28c578): kobject_uevent_env kobject: 'loop3' (000000003c28c578): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: 30228:30231 ioctl 40046207 0 returned -16