BUG: leak checking failed
From: Teng Wang <hidden>
Date: 2023-09-13 07:18:15
Hello, I modified the sysctl.conf file and ran syzkaller. Then it detected this bug. This bug was found in linux kernel v6.2.10 I haven't found similar emails on lore.kernel.org, so I report this bug. I attached the sysctl.conf file and hope it can help. 21:35:47 executing program 1: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/exe\x00', 0x0, 0x0) ioctl$EXT4_IOC_GETFSUUID(r0, 0x8008662c, &(0x7f0000000440)) fchmod(r0, 0x104) BUG: leak checking failed VM DIAGNOSIS: 14:35:52 Registers: info registers vcpu 0 RAX=ffffffff864d0240 RBX=0000000000000000 RCX=ffffffff854e6b77 RDX=0000000000000000 RSI=ffffffff86b80da1 RDI=00000000001a0024 RBP=0000000000000000 RSP=ffffffff86e03e88 R8 =0000000000000000 R9 =0000000000000007 R10=0000000000000000 R11=0000000000000000 R12=ffffffffffffffff R13=00000000fffffff0 R14=0000000000000000 R15=ffffffff86e14a00 RIP=ffffffff864d024b RFL=00000242 [---Z---] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 ffffffff 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00000000 FS =0000 0000000000000000 ffffffff 00000000 GS =0000 ffff95187dc00000 ffffffff 00000000 LDT=0000 0000000000000000 000fffff 00000000 TR =0040 fffffe62db4c8000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe62db4c6000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000000001957c58 CR3=00000000018da005 CR4=003706f0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00009fc0 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=00000000000000000000ff0000000000 XMM02=00000000000000000000ff0000000000 XMM03=00000000000000000000ff0000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000210000656369767265 XMM06=732e646c616e72756f6a2d646d657473 XMM07=00000000000000000000000000000000 XMM08=00000000202000000000200000000000 XMM09=ffff00ffffff00000000ffffff00ffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff864d0240 RBX=0000000000000000 RCX=ffffffff854e6b77 RDX=0000000000000000 RSI=ffffffff86b80da1 RDI=000000000023b4bc RBP=0000000000000001 RSP=ffffb27f40083ee0 R8 =0000000000000000 R9 =ffff95187dd2a140 R10=ffffb27f40073df0 R11=0000000000000000 R12=ffffffffffffffff R13=00000000fffffff0 R14=0000000000000000 R15=ffff9518012b0000 RIP=ffffffff864d024b RFL=00000252 [---ZA--] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 ffffffff 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00000000 FS =0000 0000000000000000 ffffffff 00000000 GS =0000 ffff95187dd00000 ffffffff 00000000 LDT=0000 0000000000000000 000fffff 00000000 TR =0040 fffffe22c8adf000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe22c8add000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc5684fea4 CR3=0000000009422003 CR4=003706e0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=0a64656c69616620676e696b63656863 XMM02=3d293038303030303030303066377830 XMM03=0a29307830202c307830202c27303078 XMM04=6863660a292930343430303030303030 XMM05=7830202c307228444955555346544547 XMM06=29307830202c307830202c273030785c XMM07=29303830303030303030306637783028 XMM08=30303030303030663778302826202c30 XMM09=cf2a35d60263a1d6d85351d6ca62c1d6 XMM10=00000000000000000000000000000000 XMM11=ca62c1d6ca62c1d6ca62c1d6ca62c1d6 XMM12=00000042000000420000004200000042 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
Attachments
- sysctl.conf [application/octet-stream] 19909 bytes · preview