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// Copyright 2023 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package linux
type customRules struct {
// The mapping between a Linux subsystem name and its system calls.
subsystemCalls map[string][]string
// These emails do not represent separate subsystems, even though they seem to
// per all criteria we have.
notSubsystemEmails map[string]struct{}
// These subsystems need to be extracted even without mailing lists.
// Key is the subsystem name, value is the list of raw names in MAINTAINERS.
extraSubsystems map[string][]string
// For these subsystems we do not generate monthly reminders.
noReminders map[string]struct{}
// We don't want to tag these subsystems in the reports of its sub-subsystem bugs.
noIndirectCc map[string]struct{}
// Extra child->[]parent links (on top of the inferred ones).
addParents map[string][]string
}
var (
linuxSubsystemRules = &customRules{
subsystemCalls: map[string][]string{
// TODO: we don't have subsystems for the following mount calls:
// - syz_mount_image$adfs
// - syz_mount_image$affs
// - syz_mount_image$befs
// - syz_mount_image$cramfs
// - syz_mount_image$efs
// - syz_mount_image$hpfs
// - syz_mount_image$minix
// - syz_mount_image$qnx4
// - syz_mount_image$qnx6
// - syz_mount_image$romfs
// - syz_mount_image$sysv
// - syz_mount_image$ufs
// - syz_mount_image$vxfs
// - syz_mount_image$zonefs
"bfs": {"syz_mount_image$bfs"},
"bluetooth": {"syz_emit_vhci"},
"btrfs": {"syz_mount_image$btrfs"},
"erofs": {"syz_mount_image$erofs"},
"ext4": {"syz_mount_image$ext4"},
"f2fs": {"syz_mount_image$f2fs"},
"exfat": {
"syz_mount_image$msdos",
"syz_mount_image$vfat",
"syz_mount_image$exfat",
},
"fuse": {"syz_fuse_handle_req"},
"gfs2": {"syz_mount_image$gfs2", "syz_mount_image$gfs2meta"},
"hfs": {"syz_mount_image$hfs", "syz_mount_image$hfsplus"},
"input": {"syz_usb_connect$hid"},
"io-uring": {"syz_io_uring_setup"},
"isofs": {"syz_mount_image$iso9660"},
"jffs2": {"syz_mount_image$jffs2"},
"jfs": {"syz_mount_image$jfs"},
"kvm": {"syz_kvm_setup_cpu", "syz_kvm_vgic_v3_setup", "syz_kvm_setup_syzos_vm", "syz_kvm_add_vcpu"},
"nilfs": {"syz_mount_image$nilfs2"},
"ntfs3": {"syz_mount_image$ntfs", "syz_mount_image$ntfs3"},
"ocfs2": {"syz_mount_image$ocfs2"},
"karma": {"syz_mount_image$omfs"},
"squashfs": {"syz_mount_image$squashfs"},
"mm": {"syz_mount_image$tmpfs"},
"mtd": {"syz_mount_image$ubifs"},
"udf": {"syz_mount_image$udf"},
"usb": {
"syz_usb_connect",
"syz_usb_connect$hid",
"syz_usb_connect$printer",
"syz_usb_connect$cdc_ecm",
"syz_usb_connect$cdc_ncm",
"syz_usb_connect$uac1",
},
"wireless": {"syz_80211_join_ibss", "syz_80211_inject_frame"},
"xfs": {"syz_mount_image$xfs"},
},
notSubsystemEmails: map[string]struct{}{
"linaro-mm-sig@lists.linaro.org": {},
"samba-technical@lists.samba.org": {},
"storagedev@microchip.com": {},
"coreteam@netfilter.org": {},
"SHA-cyfmac-dev-list@infineon.com": {},
"brcm80211-dev-list.pdl@broadcom.com": {},
"tomoyo-dev-en@lists.osdn.me": {},
"tomoyo-users-en@lists.osdn.me": {},
"kernel@collabora.com": {},
// The list is too broad and always intersects with other lists.
"x86@kernel.org": {},
},
extraSubsystems: map[string][]string{
"bfs": {"BFS FILE SYSTEM"},
"exfat": {"EXFAT FILE SYSTEM", "VFAT/FAT/MSDOS FILESYSTEM"},
"fuse": {"FUSE: FILESYSTEM IN USERSPACE"},
"hfs": {"HFS FILESYSTEM", "HFSPLUS FILESYSTEM"},
"isofs": {"ISOFS FILESYSTEM"},
"kernfs": {"KERNFS"},
"udf": {"UDF FILESYSTEM"},
"nfc": {"NFC SUBSYSTEM"},
"iomap": {"FILESYSTEMS [IOMAP]"},
"xfs": {"XFS FILESYSTEM"},
"jffs2": {"JOURNALLING FLASH FILE SYSTEM V2 (JFFS2)"},
"smc": {"SHARED MEMORY COMMUNICATIONS (SMC) SOCKETS"}, // See #5838.
"kvm-x86": {"KERNEL VIRTUAL MACHINE FOR X86 (KVM/x86)"},
"comedi": {"COMEDI DRIVERS"},
},
noReminders: map[string]struct{}{
// Many misclassified bugs end up in `kernel`, so there's no sense
// in generating monthly reports for it.
"kernel": {},
},
addParents: map[string][]string{
// By MAINTAINERS, wireless is somewhat separate, but it's better to keep it as a net child.
"wireless": {"net"},
},
noIndirectCc: map[string]struct{}{
"fs": {},
},
}
)
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