EXT4-fs (sda1): re-mounted. Opts: usrjquota=,data=journal, ====================================================== WARNING: possible circular locking dependency detected sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly 5.0.0+ #7 Not tainted ------------------------------------------------------ syz-executor.1/15553 is trying to acquire lock: 00000000a481f75c (&sig->cred_guard_mutex){+.+.}, at: proc_pid_attr_write+0x1fa/0x530 fs/proc/base.c:2569 but task is already holding lock: 00000000f7e1ac19 (&pipe->mutex/1){+.+.}, at: pipe_lock_nested fs/pipe.c:62 [inline] 00000000f7e1ac19 (&pipe->mutex/1){+.+.}, at: pipe_lock fs/pipe.c:70 [inline] 00000000f7e1ac19 (&pipe->mutex/1){+.+.}, at: pipe_wait+0x1ce/0x1f0 fs/pipe.c:118 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&pipe->mutex/1){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1310 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 __pipe_lock fs/pipe.c:83 [inline] fifo_open+0x159/0xb00 fs/pipe.c:905 do_dentry_open+0x47d/0x1130 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x10d7/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_open_execat+0x13b/0x6d0 fs/exec.c:856 __do_execve_file.isra.0+0x178d/0x23f0 fs/exec.c:1758 do_execveat_common fs/exec.c:1865 [inline] do_execve fs/exec.c:1882 [inline] __do_sys_execve fs/exec.c:1963 [inline] __se_sys_execve fs/exec.c:1958 [inline] __x64_sys_execve+0x8f/0xc0 fs/exec.c:1958 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&sig->cred_guard_mutex){+.+.}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1310 kernel/locking/mutex.c:1072 mutex_lock_interruptible_nested+0x16/0x20 kernel/locking/mutex.c:1109 proc_pid_attr_write+0x1fa/0x530 fs/proc/base.c:2569 __vfs_write+0x116/0x8e0 fs/read_write.c:485 __kernel_write+0x110/0x3b0 fs/read_write.c:506 write_pipe_buf+0x15d/0x1f0 fs/splice.c:797 splice_from_pipe_feed fs/splice.c:503 [inline] __splice_from_pipe+0x39a/0x7e0 fs/splice.c:627 splice_from_pipe+0x108/0x170 fs/splice.c:662 default_file_splice_write+0x3c/0x90 fs/splice.c:809 do_splice_from fs/splice.c:851 [inline] do_splice+0x70a/0x1490 fs/splice.c:1158 __do_sys_splice fs/splice.c:1428 [inline] __se_sys_splice fs/splice.c:1408 [inline] __x64_sys_splice+0x2c6/0x330 fs/splice.c:1408 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&pipe->mutex/1); lock(&sig->cred_guard_mutex); lock(&pipe->mutex/1); lock(&sig->cred_guard_mutex); *** DEADLOCK *** 2 locks held by syz-executor.1/15553: #0: 000000000c2235a2 (sb_writers#6){.+.+}, at: file_start_write include/linux/fs.h:2822 [inline] #0: 000000000c2235a2 (sb_writers#6){.+.+}, at: do_splice+0xdf9/0x1490 fs/splice.c:1157 #1: 00000000f7e1ac19 (&pipe->mutex/1){+.+.}, at: pipe_lock_nested fs/pipe.c:62 [inline] #1: 00000000f7e1ac19 (&pipe->mutex/1){+.+.}, at: pipe_lock fs/pipe.c:70 [inline] #1: 00000000f7e1ac19 (&pipe->mutex/1){+.+.}, at: pipe_wait+0x1ce/0x1f0 fs/pipe.c:118 stack backtrace: CPU: 0 PID: 15553 Comm: syz-executor.1 Not tainted 5.0.0+ #7 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1224 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2350 [inline] __lock_acquire+0x2f00/0x4700 kernel/locking/lockdep.c:3338 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1310 kernel/locking/mutex.c:1072 mutex_lock_interruptible_nested+0x16/0x20 kernel/locking/mutex.c:1109 proc_pid_attr_write+0x1fa/0x530 fs/proc/base.c:2569 __vfs_write+0x116/0x8e0 fs/read_write.c:485 __kernel_write+0x110/0x3b0 fs/read_write.c:506 write_pipe_buf+0x15d/0x1f0 fs/splice.c:797 splice_from_pipe_feed fs/splice.c:503 [inline] __splice_from_pipe+0x39a/0x7e0 fs/splice.c:627 splice_from_pipe+0x108/0x170 fs/splice.c:662 default_file_splice_write+0x3c/0x90 fs/splice.c:809 do_splice_from fs/splice.c:851 [inline] do_splice+0x70a/0x1490 fs/splice.c:1158 __do_sys_splice fs/splice.c:1428 [inline] __se_sys_splice fs/splice.c:1408 [inline] __x64_sys_splice+0x2c6/0x330 fs/splice.c:1408 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457f29 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:00007f56d8e3cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000457f29 RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000007 RBP: 000000000073bf00 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f56d8e3d6d4 R13: 00000000004c6d75 R14: 00000000004db970 R15: 00000000ffffffff kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' EXT4-fs (sda1): Remounting file system with no journal so ignoring journalled data option kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env EXT4-fs (sda1): re-mounted. Opts: usrjquota=,data=journal, kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env EXT4-fs (sda1): Remounting file system with no journal so ignoring journalled data option kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' EXT4-fs (sda1): re-mounted. Opts: usrjquota=,data=journal, kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' EXT4-fs (sda1): Remounting file system with no journal so ignoring journalled data option EXT4-fs (sda1): re-mounted. Opts: usrjquota=,data=journal, kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env EXT4-fs (sda1): Remounting file system with no journal so ignoring journalled data option kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' EXT4-fs (sda1): re-mounted. Opts: usrjquota=,data=journal, kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' Unknown ioctl 1074310932 Unknown ioctl 1074310932 kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' Unknown ioctl 22024 kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env Unknown ioctl 1074025688 kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' Unknown ioctl 22024 Unknown ioctl 1074025688 kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): kobject_uevent_env *** Guest State *** CR0: actual=0x0000000000050032, shadow=0x0000000000050012, gh_mask=fffffffffffffff7 kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' CR4: actual=0x0000000000002040, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env sg_write: 14 callbacks suppressed sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' CR3 = 0x0000000000000000 RSP = 0x0000000000000000 RIP = 0x0000000000008000 kobject: 'loop0' (0000000079fc7787): kobject_uevent_env RFLAGS=0x00000002 DR7 = 0x0000000000000400 kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' Unknown ioctl 35296 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 kobject: 'loop1' (000000000bb8448b): kobject_uevent_env CS: sel=0x3000, attr=0x08093, limit=0xffffffff, base=0x0000000000030000 Unknown ioctl 35296 DS: sel=0x0000, attr=0x08093, limit=0xffffffff, base=0x0000000000000000 kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' SS: sel=0x0000, attr=0x08093, limit=0xffffffff, base=0x0000000000000000 ES: sel=0x0000, attr=0x08093, limit=0xffffffff, base=0x0000000000000000 kobject: 'loop2' (000000002ccb3404): kobject_uevent_env FS: sel=0x0000, attr=0x08093, limit=0xffffffff, base=0x0000000000000000 kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' GS: sel=0x0000, attr=0x08093, limit=0xffffffff, base=0x0000000000000000 kobject: 'loop1' (000000000bb8448b): kobject_uevent_env GDTR: limit=0x00000000, base=0x0000000000000000 kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' LDTR: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 kobject: 'loop0' (0000000079fc7787): kobject_uevent_env IDTR: limit=0x00000000, base=0x0000000000000000 kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' TR: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 kobject: 'loop5' (000000003202d437): kobject_uevent_env EFER = 0x0000000000006000 PAT = 0x0007040600070406 kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 kobject: 'loop2' (000000002ccb3404): kobject_uevent_env Interruptibility = 00000008 ActivityState = 00000000 kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' *** Host State *** kobject: 'loop1' (000000000bb8448b): kobject_uevent_env RIP = 0xffffffff811b3710 RSP = 0xffff88805844f8b8 kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 kobject: 'loop2' (000000002ccb3404): kobject_uevent_env FSBase=00007f8a1e458700 GSBase=ffff8880ae900000 TRBase=fffffe0000003000 kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' GDTBase=fffffe0000001000 IDTBase=fffffe0000000000 kobject: 'loop5' (000000003202d437): kobject_uevent_env CR0=0000000080050033 CR3=000000009ed10000 CR4=00000000001426e0 kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env Sysenter RSP=fffffe0000002200 CS:RIP=0010:ffffffff87201360 kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' EFER = 0x0000000000000d01 PAT = 0x0407050600070106 kobject: 'loop0' (0000000079fc7787): kobject_uevent_env *** Control State *** kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' PinBased=0000003f CPUBased=b5986dfa SecondaryExec=000000c2 kobject: 'loop2' (000000002ccb3404): kobject_uevent_env EntryControls=0000d1ff ExitControls=002fefff kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffff472d9424f1 EPT pointer = 0x0000000095bd901e kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' Unknown ioctl 35075 sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env Unknown ioctl 35075 kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' Unknown ioctl -1072667636 kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' Unknown ioctl -1072667636 kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' Unknown ioctl 35297 kobject: 'loop5' (000000003202d437): kobject_uevent_env Unknown ioctl 35297 kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop5' (000000003202d437): kobject_uevent_env Unknown ioctl -1072667636 kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env Unknown ioctl -1072667636 kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env Unknown ioctl -1072667636 kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' Unknown ioctl -1072667636 kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly Unknown ioctl -1072667636 kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): kobject_uevent_env Unknown ioctl -1072667636 kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' sg_write: data in/out 262577/98 bytes for SCSI command 0x0-- guessing data in; program syz-executor.1 not setting count and/or reply_len properly kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' sg_write: data in/out 262577/52 bytes for SCSI command 0x0-- guessing data in; program syz-executor.1 not setting count and/or reply_len properly kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env EXT4-fs: 6 callbacks suppressed EXT4-fs (sda1): Remounting file system with no journal so ignoring journalled data option kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' EXT4-fs (sda1): re-mounted. Opts: usrjquota=,data=journal, kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' sg_write: 45 callbacks suppressed sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env EXT4-fs (sda1): Remounting file system with no journal so ignoring journalled data option kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env EXT4-fs (sda1): re-mounted. Opts: usrjquota=,data=journal, kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop1' (000000000bb8448b): kobject_uevent_env EXT4-fs (sda1): Remounting file system with no journal so ignoring journalled data option kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' EXT4-fs (sda1): re-mounted. Opts: usrjquota=,data=journal, kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.2 not setting count and/or reply_len properly kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' CPU: 0 PID: 16362 Comm: syz-executor.2 Not tainted 5.0.0+ #7 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+0x2b2/0x6f0 mm/slab.c:3548 getname_flags fs/namei.c:140 [inline] getname_flags+0xd6/0x5b0 fs/namei.c:129 getname+0x1a/0x20 fs/namei.c:211 do_sys_open+0x2c9/0x5d0 fs/open.c:1057 __do_sys_open fs/open.c:1081 [inline] __se_sys_open fs/open.c:1076 [inline] __x64_sys_open+0x7e/0xc0 fs/open.c:1076 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x412011 Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 b4 17 00 00 c3 48 83 ec 08 e8 2a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 73 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007f7cdb4b57a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000412011 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f7cdb4b5850 RBP: 000000000073bf00 R08: 000000000000000f R09: 0000000000000000 R10: 0000000000000064 R11: 0000000000000293 R12: 00007f7cdb4b66d4 R13: 00000000004c6aff R14: 00000000004dc138 R15: 0000000000000003 kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000c4ecd576): kobject_uevent_env kobject: 'loop4' (00000000c4ecd576): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'kvm' (000000007b306af4): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'kvm' (000000007b306af4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env sg_write: data in/out 262577/144 bytes for SCSI command 0x0-- guessing data in; program syz-executor.0 not setting count and/or reply_len properly FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 16400 Comm: syz-executor.2 Not tainted 5.0.0+ #7 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+0x62d/0x6f0 mm/slab.c:3548 getname_flags fs/namei.c:140 [inline] getname_flags+0xd6/0x5b0 fs/namei.c:129 getname+0x1a/0x20 fs/namei.c:211 do_sys_open+0x2c9/0x5d0 fs/open.c:1057 __do_sys_open fs/open.c:1081 [inline] __se_sys_open fs/open.c:1076 [inline] __x64_sys_open+0x7e/0xc0 fs/open.c:1076 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x412011 Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 b4 17 00 00 c3 48 83 ec 08 e8 2a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 73 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007f7cdb4b57a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000412011 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f7cdb4b5850 RBP: 000000000073bf00 R08: 000000000000000f R09: 0000000000000000 R10: 0000000000000064 R11: 0000000000000293 R12: 00007f7cdb4b66d4 R13: 00000000004c6aff R14: 00000000004dc138 R15: 0000000000000003 kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003202d437): kobject_uevent_env kobject: 'loop5' (000000003202d437): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env kobject: 'loop0' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000000bb8448b): kobject_uevent_env FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop2' (000000002ccb3404): kobject_uevent_env kobject: 'loop2' (000000002ccb3404): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000000bb8448b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000079fc7787): kobject_uevent_env CPU: 0 PID: 16406 Comm: syz-executor.2 Not tainted 5.0.0+ #7 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' (0000000079fc7787): fill_kobj_path: path = '/devices/virtual/block/loop0' __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+0x2b2/0x6f0 mm/slab.c:3548 kobject: 'loop1' (000000000bb8448b): kobject_uevent_env