WARNING: can't dereference registers at 000000002228659e for ip common_interrupt+0xf/0xf arch/x86/entry/entry_64.S:670 attempt to access beyond end of device (unnamed net_device) (uninitialized): option downdelay: allowed values 0 - 2147483647 loop2: rw=524288, want=2155905312, limit=264192 attempt to access beyond end of device loop2: rw=0, want=2155905288, limit=264192 (unnamed net_device) (uninitialized): option downdelay: invalid value (18446744073709551615) audit: type=1800 audit(1591094602.789:77): pid=10953 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="/" dev="loop2" ino=1025 res=0 attempt to access beyond end of device loop2: rw=0, want=2155905288, limit=264192 (unnamed net_device) (uninitialized): option downdelay: allowed values 0 - 2147483647 audit: type=1800 audit(1591094602.899:78): pid=10973 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="/" dev="loop2" ino=1025 res=0 XFS (nullb0): Invalid superblock magic number audit: type=1804 audit(1591094603.469:79): pid=10960 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir332971494/syzkaller.GKvsnP/65/bus" dev="sda1" ino=16142 res=1 audit: type=1804 audit(1591094603.549:80): pid=10970 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir625121481/syzkaller.teObop/61/bus" dev="sda1" ino=16123 res=1 netlink: 12 bytes leftover after parsing attributes in process `syz-executor.1'. loop1: p2 < > p3 p4 loop1: p3 size 1912633224 extends beyond EOD, truncated loop1: p4 size 3657465856 extends beyond EOD, truncated IPVS: ftp: loaded support on port[0] = 21 tmpfs: Bad value 'default:4' for mount option 'mpol' BTRFS error (device loop0): unsupported checksum algorithm 41872 tmpfs: Bad value 'default:4' for mount option 'mpol' BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed IPVS: ftp: loaded support on port[0] = 21 bridge0: port 1(bridge_slave_0) entered disabled state netlink: 16 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 40 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 40 bytes leftover after parsing attributes in process `syz-executor.4'. audit: type=1804 audit(1591094607.329:81): pid=11358 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir662849450/syzkaller.e9LZcA/72/file0" dev="sda1" ino=16172 res=1 IPv6: sit1: Disabled Multicast RS overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. overlayfs: filesystem on './file0' not supported as upperdir *** Guest State *** CR0: actual=0x0000000000000020, shadow=0x0000000000000000, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002040, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x0000000000000000 RSP = 0x0000000000002000 RIP = 0x0000000000000000 RFLAGS=0x00010002 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000f80 CS:RIP=0050:0000000000002810 CS: sel=0x0000, attr=0x00085, limit=0x00000000, base=0x0000000000000000 DS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 SS: sel=0x0000, attr=0x00085, limit=0x00000000, base=0x0000000000000000 ES: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 FS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 GS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 GDTR: limit=0x00000000, base=0x0000000000000000 LDTR: sel=0x000c, attr=0x10000, limit=0x00000000, base=0x0000000000000000 IDTR: limit=0x00000000, base=0x0000000000000000 TR: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811a3c48 RSP = 0xffff88803fecf8c0 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f36d6456700 GSBase=ffff8880ae600000 TRBase=fffffe0000034000 GDTBase=fffffe0000032000 IDTBase=fffffe0000000000 CR0=0000000080050033 CR3=000000008f886000 CR4=00000000001426f0 Sysenter RSP=fffffe0000002200 CS:RIP=0010:ffffffff872013e0 EFER = 0x0000000000000d01 PAT = 0x0407050600070106 *** Control State *** PinBased=0000003f CPUBased=b5986dfa SecondaryExec=000000ea EntryControls=0000d1ff ExitControls=002fefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=8000030d errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000001 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffff6cfecf0690 EPT pointer = 0x00000000a68f301e Virtual processor ID = 0x0001 EXT4-fs (sda1): re-mounted. Opts: EXT4-fs (sda1): Unrecognized mount option "////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// ptrace attach of "/root/syz-executor.3"[11565] was attempted by "/root/syz-executor.3"[11568] ISOFS: Unable to identify CD-ROM format. IPVS: ftp: loaded support on port[0] = 21 netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. audit: type=1800 audit(1591094612.120:82): pid=11595 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="sda1" ino=16166 res=0 new mount options do not match the existing superblock, will be ignored skbuff: bad partial csum: csum=126/60339 headroom=64 headlen=3712 new mount options do not match the existing superblock, will be ignored