gfs2: not a GFS2 filesystem INFO: trying to register non-static key. the code is fine but needs lockdep annotation. kobject: 'loop0' (00000000158dce6b): kobject_uevent_env turning off the locking correctness validator. CPU: 1 PID: 21050 Comm: syz-executor.4 Not tainted 5.0.0+ #6 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 assign_lock_key kernel/locking/lockdep.c:731 [inline] register_lock_class+0x1bdc/0x1bf0 kernel/locking/lockdep.c:757 __lock_acquire+0x11f/0x4700 kernel/locking/lockdep.c:3224 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 __flush_work+0x640/0x840 kernel/workqueue.c:2935 flush_work+0x18/0x20 kernel/workqueue.c:2961 vkms_atomic_crtc_destroy_state drivers/gpu/drm/vkms/vkms_crtc.c:133 [inline] vkms_atomic_crtc_destroy_state+0x2d/0x40 drivers/gpu/drm/vkms/vkms_crtc.c:125 drm_atomic_state_default_clear+0x37c/0xd60 drivers/gpu/drm/drm_atomic.c:171 drm_atomic_state_clear+0x9d/0xc0 drivers/gpu/drm/drm_atomic.c:240 __drm_atomic_state_free+0x3c/0xf0 drivers/gpu/drm/drm_atomic.c:256 kref_put include/linux/kref.h:67 [inline] drm_atomic_state_put include/drm/drm_atomic.h:385 [inline] drm_atomic_helper_set_config+0xe5/0x160 drivers/gpu/drm/drm_atomic_helper.c:2956 drm_mode_setcrtc+0x613/0x1490 drivers/gpu/drm/drm_crtc.c:748 drm_ioctl_kernel+0x23b/0x2e0 drivers/gpu/drm/drm_ioctl.c:758 drm_ioctl+0x545/0xa50 drivers/gpu/drm/drm_ioctl.c:858 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3787295c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e29 RDX: 0000000020000180 RSI: 00000000c06864a2 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37872966d4 R13: 00000000004bfb39 R14: 00000000004d15f8 R15: 00000000ffffffff kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' gfs2: not a GFS2 filesystem kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' gfs2: not a GFS2 filesystem kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' gfs2: not a GFS2 filesystem kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' gfs2: not a GFS2 filesystem kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' gfs2: not a GFS2 filesystem kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' gfs2: not a GFS2 filesystem gfs2: not a GFS2 filesystem kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' gfs2: not a GFS2 filesystem kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' gfs2: not a GFS2 filesystem kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): kobject_uevent_env gfs2: not a GFS2 filesystem kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' gfs2: not a GFS2 filesystem kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' gfs2: not a GFS2 filesystem kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env gfs2: not a GFS2 filesystem kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' gfs2: not a GFS2 filesystem kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env gfs2: not a GFS2 filesystem kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' gfs2: not a GFS2 filesystem kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' gfs2: not a GFS2 filesystem gfs2: not a GFS2 filesystem kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' gfs2: not a GFS2 filesystem kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' gfs2: not a GFS2 filesystem kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' gfs2: not a GFS2 filesystem kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' gfs2: not a GFS2 filesystem kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env gfs2: not a GFS2 filesystem kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' gfs2: not a GFS2 filesystem kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' CPU: 0 PID: 21377 Comm: syz-executor.5 Not tainted 5.0.0+ #6 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:1604 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] kmem_cache_alloc_trace+0x2d1/0x760 mm/slab.c:3613 kmalloc include/linux/slab.h:545 [inline] __kthread_create_on_node+0xf2/0x460 kernel/kthread.c:291 kthread_create_on_node+0xbb/0xf0 kernel/kthread.c:379 vhost_dev_set_owner+0x17c/0x9a0 drivers/vhost/vhost.c:507 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd055b44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd055b44c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd055b456d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' CPU: 0 PID: 21388 Comm: syz-executor.4 Not tainted 5.0.0+ #6 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:1604 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] kmem_cache_alloc_trace+0x2d1/0x760 mm/slab.c:3613 kmalloc include/linux/slab.h:545 [inline] __kthread_create_on_node+0xf2/0x460 kernel/kthread.c:291 kthread_create_on_node+0xbb/0xf0 kernel/kthread.c:379 vhost_dev_set_owner+0x17c/0x9a0 drivers/vhost/vhost.c:507 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3787295c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3787295c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37872966d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' gfs2: not a GFS2 filesystem kobject: 'loop2' (000000008f7c0649): kobject_uevent_env FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' CPU: 0 PID: 21398 Comm: syz-executor.5 Not tainted 5.0.0+ #6 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop5' (00000000130b6952): 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' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' __should_failslab+0x121/0x190 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1604 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] kmem_cache_alloc_trace+0x2d1/0x760 mm/slab.c:3613 kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kmalloc include/linux/slab.h:545 [inline] kmalloc_array include/linux/slab.h:667 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:390 [inline] vhost_dev_set_owner+0x584/0x9a0 drivers/vhost/vhost.c:520 kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd055b44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd055b44c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd055b456d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' gfs2: not a GFS2 filesystem kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' CPU: 0 PID: 21406 Comm: syz-executor.4 Not tainted 5.0.0+ #6 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env 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 kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' __should_failslab+0x121/0x190 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1604 kobject: 'loop2' (000000008f7c0649): kobject_uevent_env slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] kmem_cache_alloc_trace+0x2d1/0x760 mm/slab.c:3613 kmalloc include/linux/slab.h:545 [inline] kmalloc_array include/linux/slab.h:667 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:390 [inline] vhost_dev_set_owner+0x584/0x9a0 drivers/vhost/vhost.c:520 kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3787295c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3787295c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37872966d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 21416 Comm: syz-executor.5 Not tainted 5.0.0+ #6 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_fail_alloc_page mm/page_alloc.c:3164 [inline] should_fail_alloc_page+0x50/0x60 mm/page_alloc.c:3211 prepare_alloc_pages mm/page_alloc.c:4488 [inline] __alloc_pages_nodemask+0x1a1/0x710 mm/page_alloc.c:4535 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1398 [inline] cache_grow_begin+0x9c/0x8c0 mm/slab.c:2667 cache_alloc_refill mm/slab.c:3040 [inline] ____cache_alloc mm/slab.c:3123 [inline] ____cache_alloc mm/slab.c:3106 [inline] __do_cache_alloc mm/slab.c:3345 [inline] slab_alloc mm/slab.c:3380 [inline] kmem_cache_alloc_trace+0x67f/0x760 mm/slab.c:3613 kmalloc include/linux/slab.h:545 [inline] kmalloc_array include/linux/slab.h:667 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:390 [inline] vhost_dev_set_owner+0x584/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd055b44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd055b44c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd055b456d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 kobject: 'loop4' (00000000dbb85803): kobject_uevent_env CPU: 0 PID: 21424 Comm: syz-executor.4 Not tainted 5.0.0+ #6 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_fail_alloc_page mm/page_alloc.c:3164 [inline] should_fail_alloc_page+0x50/0x60 mm/page_alloc.c:3211 prepare_alloc_pages mm/page_alloc.c:4488 [inline] __alloc_pages_nodemask+0x1a1/0x710 mm/page_alloc.c:4535 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1398 [inline] cache_grow_begin+0x9c/0x8c0 mm/slab.c:2667 cache_alloc_refill mm/slab.c:3040 [inline] ____cache_alloc mm/slab.c:3123 [inline] ____cache_alloc mm/slab.c:3106 [inline] __do_cache_alloc mm/slab.c:3345 [inline] slab_alloc mm/slab.c:3380 [inline] kmem_cache_alloc_trace+0x67f/0x760 mm/slab.c:3613 kmalloc include/linux/slab.h:545 [inline] kmalloc_array include/linux/slab.h:667 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:390 [inline] vhost_dev_set_owner+0x584/0x9a0 drivers/vhost/vhost.c:520 kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3787295c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3787295c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37872966d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop5' (00000000130b6952): kobject_uevent_env CPU: 1 PID: 21431 Comm: syz-executor.5 Not tainted 5.0.0+ #6 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:1604 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] __do_kmalloc mm/slab.c:3714 [inline] __kmalloc+0x2dc/0x740 mm/slab.c:3725 kmalloc_array include/linux/slab.h:668 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:393 [inline] vhost_dev_set_owner+0x3b6/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd055b44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd055b44c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd055b456d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' gfs2: not a GFS2 filesystem kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' CPU: 1 PID: 21443 Comm: syz-executor.4 Not tainted 5.0.0+ #6 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop4' (00000000dbb85803): 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: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' __should_failslab+0x121/0x190 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1604 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] __do_kmalloc mm/slab.c:3714 [inline] __kmalloc+0x2dc/0x740 mm/slab.c:3725 kmalloc_array include/linux/slab.h:668 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:393 [inline] vhost_dev_set_owner+0x3b6/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3787295c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3787295c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37872966d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' gfs2: not a GFS2 filesystem kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 kobject: 'loop1' (00000000ca146beb): kobject_uevent_env CPU: 0 PID: 21451 Comm: syz-executor.5 Not tainted 5.0.0+ #6 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 kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' __should_fail_alloc_page mm/page_alloc.c:3164 [inline] should_fail_alloc_page+0x50/0x60 mm/page_alloc.c:3211 prepare_alloc_pages mm/page_alloc.c:4488 [inline] __alloc_pages_nodemask+0x1a1/0x710 mm/page_alloc.c:4535 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1398 [inline] cache_grow_begin+0x9c/0x8c0 mm/slab.c:2667 cache_alloc_refill mm/slab.c:3040 [inline] ____cache_alloc mm/slab.c:3123 [inline] ____cache_alloc mm/slab.c:3106 [inline] __do_cache_alloc mm/slab.c:3345 [inline] slab_alloc mm/slab.c:3380 [inline] __do_kmalloc mm/slab.c:3714 [inline] __kmalloc+0x67f/0x740 mm/slab.c:3725 kmalloc_array include/linux/slab.h:668 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:393 [inline] vhost_dev_set_owner+0x3b6/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 gfs2: not a GFS2 filesystem ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd055b44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd055b44c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd055b456d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): kobject_uevent_env FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' CPU: 1 PID: 21466 Comm: syz-executor.5 Not tainted 5.0.0+ #6 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:1604 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] __do_kmalloc mm/slab.c:3714 [inline] __kmalloc+0x2dc/0x740 mm/slab.c:3725 kmalloc_array include/linux/slab.h:668 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:395 [inline] vhost_dev_set_owner+0x449/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd055b44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd055b44c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd055b456d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 21460 Comm: syz-executor.4 Not tainted 5.0.0+ #6 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_fail_alloc_page mm/page_alloc.c:3164 [inline] should_fail_alloc_page+0x50/0x60 mm/page_alloc.c:3211 prepare_alloc_pages mm/page_alloc.c:4488 [inline] __alloc_pages_nodemask+0x1a1/0x710 mm/page_alloc.c:4535 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1398 [inline] cache_grow_begin+0x9c/0x8c0 mm/slab.c:2667 cache_alloc_refill mm/slab.c:3040 [inline] ____cache_alloc mm/slab.c:3123 [inline] ____cache_alloc mm/slab.c:3106 [inline] __do_cache_alloc mm/slab.c:3345 [inline] slab_alloc mm/slab.c:3380 [inline] __do_kmalloc mm/slab.c:3714 [inline] __kmalloc+0x67f/0x740 mm/slab.c:3725 kmalloc_array include/linux/slab.h:668 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:393 [inline] vhost_dev_set_owner+0x3b6/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3787295c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3787295c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37872966d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' gfs2: not a GFS2 filesystem kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): kobject_uevent_env CPU: 1 PID: 21485 Comm: syz-executor.4 Not tainted 5.0.0+ #6 kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' 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 kobject: 'loop1' (00000000ca146beb): kobject_uevent_env __should_failslab+0x121/0x190 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1604 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] __do_kmalloc mm/slab.c:3714 [inline] __kmalloc+0x2dc/0x740 mm/slab.c:3725 kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kmalloc_array include/linux/slab.h:668 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:395 [inline] vhost_dev_set_owner+0x449/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3787295c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3787295c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37872966d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 21493 Comm: syz-executor.5 Not tainted 5.0.0+ #6 kobject: 'loop0' (00000000158dce6b): kobject_uevent_env 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 kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' __should_fail_alloc_page mm/page_alloc.c:3164 [inline] should_fail_alloc_page+0x50/0x60 mm/page_alloc.c:3211 prepare_alloc_pages mm/page_alloc.c:4488 [inline] __alloc_pages_nodemask+0x1a1/0x710 mm/page_alloc.c:4535 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1398 [inline] cache_grow_begin+0x9c/0x8c0 mm/slab.c:2667 cache_alloc_refill mm/slab.c:3040 [inline] ____cache_alloc mm/slab.c:3123 [inline] ____cache_alloc mm/slab.c:3106 [inline] __do_cache_alloc mm/slab.c:3345 [inline] slab_alloc mm/slab.c:3380 [inline] __do_kmalloc mm/slab.c:3714 [inline] __kmalloc+0x67f/0x740 mm/slab.c:3725 kmalloc_array include/linux/slab.h:668 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:395 [inline] vhost_dev_set_owner+0x449/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd055b44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd055b44c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd055b456d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 kobject: 'loop1' (00000000ca146beb): kobject_uevent_env gfs2: not a GFS2 filesystem kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000130b6952): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop5' (00000000130b6952): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000dbb85803): kobject_uevent_env kobject: 'loop4' (00000000dbb85803): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000ca146beb): kobject_uevent_env kobject: 'loop1' (00000000ca146beb): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000008f7c0649): kobject_uevent_env kobject: 'loop2' (000000008f7c0649): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000158dce6b): kobject_uevent_env kobject: 'loop0' (00000000158dce6b): fill_kobj_path: path = '/devices/virtual/block/loop0' FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 21510 Comm: syz-executor.5 Not tainted 5.0.0+ #6 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_fail_alloc_page mm/page_alloc.c:3164 [inline] should_fail_alloc_page+0x50/0x60 mm/page_alloc.c:3211 prepare_alloc_pages mm/page_alloc.c:4488 [inline] __alloc_pages_nodemask+0x1a1/0x710 mm/page_alloc.c:4535 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1398 [inline] cache_grow_begin+0x9c/0x8c0 mm/slab.c:2667 cache_alloc_refill mm/slab.c:3040 [inline] ____cache_alloc mm/slab.c:3123 [inline] ____cache_alloc mm/slab.c:3106 [inline] __do_cache_alloc mm/slab.c:3345 [inline] slab_alloc mm/slab.c:3380 [inline] kmem_cache_alloc_trace+0x67f/0x760 mm/slab.c:3613 kmalloc include/linux/slab.h:545 [inline] kmalloc_array include/linux/slab.h:667 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:390 [inline] vhost_dev_set_owner+0x584/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd055b44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd055b44c90 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000af01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd055b456d4 R13: 00000000004c273a R14: 00000000004d51b0 R15: 0000000000000004 CPU: 1 PID: 21507 Comm: syz-executor.4 Not tainted 5.0.0+ #6 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:1604 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3374 [inline] kmem_cache_alloc_trace+0x2d1/0x760 mm/slab.c:3613 kmalloc include/linux/slab.h:545 [inline] kmalloc_array include/linux/slab.h:667 [inline] vhost_dev_alloc_iovecs drivers/vhost/vhost.c:390 [inline] vhost_dev_set_owner+0x584/0x9a0 drivers/vhost/vhost.c:520 vhost_dev_ioctl+0xa66/0xda0 drivers/vhost/vhost.c:1629 vhost_vsock_dev_ioctl+0x71e/0xb70 drivers/vhost/vsock.c:709 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3787295c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010