Hello,
syzbot found the following issue on:
HEAD commit: 23c18f1ad0fc FROMLIST: dm-verity: skip verity_handle_error..
git tree: android12-5.4
console output:
https://syzkaller.appspot.com/x/log.txt?x=15827b24b00000
kernel config:
https://syzkaller.appspot.com/x/.config?x=12fdca0186751701
dashboard link:
https://syzkaller.appspot.com/bug?extid=16bbf1572ca4bef1e2a1
compiler: Debian clang version 11.0.1-2, GNU ld (GNU Binutils for Debian) 2.35.1
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by:
syzbot+16bbf1...@syzkaller.appspotmail.com
mmap$xdp(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x10, 0xffffffffffffffff, 0x0)
12:00:50 executing program 0:
r0 = signalfd4(0xffffffffffffffff, &(0x7f0000000000), 0x8, 0x0)
readv(r0, &(0x7f0000000400)=[{0x0}], 0x1)
panic: failed to create a resource ifindex with ioctl$sock_SIOCGIFCONF, ioctl$sock_SIOCGIFCONF
goroutine 34 [running]:
github.com/google/syzkaller/prog.(*randGen).createResource(0xc00082cb00, 0xc00081d630, 0xf1db80, 0xc000885300, 0x5de43e, 0x791280, 0xc000a684c0, 0x4, 0x4)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:420 +0xcdf
github.com/google/syzkaller/prog.(*ResourceType).generate(0xf1db80, 0xc00082cb00, 0xc00081d630, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:680 +0x29f
github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00082cb00, 0xc00081d630, 0xc95500, 0xf1db80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:662 +0x40b
github.com/google/syzkaller/prog.(*randGen).generateArg(...)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:612
github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc00082cb00, 0xc00081d630, 0x1793de0, 0x5, 0x5, 0x14ff000, 0x413882, 0xc0008855d0, 0xdee4c23, 0x81a4595ab4c9631b, ...)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:600 +0x179
github.com/google/syzkaller/prog.(*StructType).generate(0x10a8ac0, 0xc00082cb00, 0xc00081d630, 0x0, 0x1b93b20, 0xc000885608, 0x4efc33, 0xc0006a4a00, 0x5886be35b6156c9b)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:794 +0x7c
github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00082cb00, 0xc00081d630, 0xc955e0, 0x10a8ac0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:662 +0x40b
github.com/google/syzkaller/prog.(*randGen).generateArg(...)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:612
github.com/google/syzkaller/prog.(*PtrType).generate(0xf2cf00, 0xc00082cb00, 0xc00081d630, 0x0, 0xc0005a4088, 0xc000938fc0, 0x203000, 0xc00002f000, 0x0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:811 +0x127
github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00082cb00, 0xc00081d630, 0xc95420, 0xf2cf00, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:662 +0x40b
github.com/google/syzkaller/prog.(*randGen).generateArg(...)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:612
github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc00082cb00, 0xc00081d630, 0x194aac0, 0x9, 0x9, 0x0, 0x413882, 0xc000885968, 0xdee4c23, 0x7c5e1b9d29e76971, ...)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:600 +0x179
github.com/google/syzkaller/prog.(*StructType).generate(0x1052a20, 0xc00082cb00, 0xc00081d630, 0x0, 0x1b93b20, 0xc0008859a0, 0x4efc33, 0xc0006a4a00, 0x18b90eebbd56bb5d)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:794 +0x7c
github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00082cb00, 0xc00081d630, 0xc955e0, 0x1052a20, 0x400000, 0x0, 0x0, 0x0, 0x0, 0x0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:662 +0x40b
github.com/google/syzkaller/prog.(*randGen).generateArg(...)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:612
github.com/google/syzkaller/prog.(*PtrType).generate(0xf3b940, 0xc00082cb00, 0xc00081d630, 0x0, 0xc921e0, 0xc0004c1ad0, 0xc000885b20, 0x44dde5, 0xc000c7ece0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:811 +0x127
github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00082cb00, 0xc00081d630, 0xc95420, 0xf3b940, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:662 +0x40b
github.com/google/syzkaller/prog.(*randGen).generateArg(...)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:612
github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc00082cb00, 0xc00081d630, 0x1377e00, 0x3, 0x3, 0x4efc00, 0xc0006a4a00, 0x42c34923c3ea1a2c, 0x1021, 0x1021, ...)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:600 +0x179
github.com/google/syzkaller/prog.(*randGen).generateParticularCall(0xc00082cb00, 0xc00081d630, 0x1650ae0, 0xcca, 0xc00081d630, 0xc000c7ecc0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:555 +0xb5
github.com/google/syzkaller/prog.(*randGen).generateCall(0xc00082cb00, 0xc00081d630, 0xc0009a5f80, 0x2, 0xc0009a5f80, 0x0, 0xc00081d630)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/rand.go:547 +0x95
github.com/google/syzkaller/prog.(*mutator).insertCall(0xc000893e18, 0x14)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/mutation.go:141 +0xfb
github.com/google/syzkaller/prog.(*Prog).Mutate(0xc0009a5f80, 0xc8eba0, 0xc00018d590, 0x14, 0xc0005a8140, 0xc000ded500, 0x572, 0x6a0)
/syzkaller/gopath/src/
github.com/google/syzkaller/prog/mutation.go:45 +0x2ee
main.(*Proc).smashInput(0xc0005a8900, 0xc000a37c20)
/syzkaller/gopath/src/
github.com/google/syzkaller/syz-fuzzer/proc.go:213 +0x133
main.(*Proc).loop(0xc0005a8900)
/syzkaller/gopath/src/
github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0x1aa
created by main.main
/syzkaller/gopath/src/
github.com/google/syzkaller/syz-fuzzer/fuzzer.go:289 +0x148f
---
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