====================================================== [ INFO: possible circular locking dependency detected ] 4.9.84-ga9d0273 #52 Not tainted ------------------------------------------------------- syz-executor2/14577 is trying to acquire lock: (&mm->mmap_sem){++++++}, at: [] __might_fault+0xe4/0x1d0 mm/memory.c:3993 but task is already holding lock: (ashmem_mutex){+.+.+.}, at: [] ashmem_pin_unpin drivers/staging/android/ashmem.c:714 [inline] (ashmem_mutex){+.+.+.}, at: [] ashmem_ioctl+0x371/0xfe0 drivers/staging/android/ashmem.c:791 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: lock_acquire+0x12e/0x410 kernel/locking/lockdep.c:3756 __mutex_lock_common kernel/locking/mutex.c:521 [inline] mutex_lock_nested+0xbb/0x870 kernel/locking/mutex.c:621 ashmem_mmap+0x53/0x400 drivers/staging/android/ashmem.c:379 mmap_region+0x7dd/0xfd0 mm/mmap.c:1694 do_mmap+0x57b/0xbe0 mm/mmap.c:1473 do_mmap_pgoff include/linux/mm.h:2019 [inline] vm_mmap_pgoff+0x16b/0x1b0 mm/util.c:329 SYSC_mmap_pgoff mm/mmap.c:1523 [inline] SyS_mmap_pgoff+0x33f/0x560 mm/mmap.c:1481 do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387 entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137 check_prev_add kernel/locking/lockdep.c:1828 [inline] check_prevs_add kernel/locking/lockdep.c:1938 [inline] validate_chain kernel/locking/lockdep.c:2265 [inline] __lock_acquire+0x2bf9/0x3640 kernel/locking/lockdep.c:3345 lock_acquire+0x12e/0x410 kernel/locking/lockdep.c:3756 __might_fault+0x14a/0x1d0 mm/memory.c:3994 copy_from_user arch/x86/include/asm/uaccess.h:705 [inline] ashmem_pin_unpin drivers/staging/android/ashmem.c:719 [inline] ashmem_ioctl+0x3c0/0xfe0 drivers/staging/android/ashmem.c:791 compat_ashmem_ioctl+0x3e/0x50 drivers/staging/android/ashmem.c:822 C_SYSC_ioctl fs/compat_ioctl.c:1602 [inline] compat_SyS_ioctl+0x15f/0x2050 fs/compat_ioctl.c:1549 do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387 entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137 other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(ashmem_mutex); lock(&mm->mmap_sem); lock(ashmem_mutex); lock(&mm->mmap_sem); *** DEADLOCK *** 1 lock held by syz-executor2/14577: #0: (ashmem_mutex){+.+.+.}, at: [] ashmem_pin_unpin drivers/staging/android/ashmem.c:714 [inline] #0: (ashmem_mutex){+.+.+.}, at: [] ashmem_ioctl+0x371/0xfe0 drivers/staging/android/ashmem.c:791 stack backtrace: CPU: 0 PID: 14577 Comm: syz-executor2 Not tainted 4.9.84-ga9d0273 #52 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d4397a38 ffffffff81d956b9 ffffffff853a2cd0 ffffffff853a2cd0 ffffffff853c32e0 ffff8801d36708d8 ffff8801d3670000 ffff8801d4397a80 ffffffff812387f1 ffff8801d36708d8 00000000d36708b0 ffff8801d36708d8 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] print_circular_bug+0x271/0x310 kernel/locking/lockdep.c:1202 [] check_prev_add kernel/locking/lockdep.c:1828 [inline] [] check_prevs_add kernel/locking/lockdep.c:1938 [inline] [] validate_chain kernel/locking/lockdep.c:2265 [inline] [] __lock_acquire+0x2bf9/0x3640 kernel/locking/lockdep.c:3345 [] lock_acquire+0x12e/0x410 kernel/locking/lockdep.c:3756 [] __might_fault+0x14a/0x1d0 mm/memory.c:3994 [] copy_from_user arch/x86/include/asm/uaccess.h:705 [inline] [] ashmem_pin_unpin drivers/staging/android/ashmem.c:719 [inline] [] ashmem_ioctl+0x3c0/0xfe0 drivers/staging/android/ashmem.c:791 [] compat_ashmem_ioctl+0x3e/0x50 drivers/staging/android/ashmem.c:822 [] C_SYSC_ioctl fs/compat_ioctl.c:1602 [inline] [] compat_SyS_ioctl+0x15f/0x2050 fs/compat_ioctl.c:1549 [] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline] [] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387 [] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 audit: type=1400 audit(1519644012.766:88): avc: denied { getattr } for pid=14789 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 audit: type=1400 audit(1519644013.066:89): avc: denied { create } for pid=14913 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=59001 sclass=netlink_route_socket pig=15430 comm=syz-executor7 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=59001 sclass=netlink_route_socket pig=15447 comm=syz-executor7 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 audit: type=1400 audit(1519644014.696:90): avc: denied { shutdown } for pid=15581 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device /dev/vga_arbiter 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 audit: type=1400 audit(1519644015.936:91): avc: denied { read } for pid=15904 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 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9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 audit: type=1400 audit(1519644019.946:92): avc: denied { net_broadcast } for pid=17211 comm="syz-executor1" capability=11 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels 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