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linux/net
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Shivani Gupta adb25a46dc net/sched: act_api: avoid dereferencing ERR_PTR in tcf_idrinfo_destroy 
syzbot reported a crash in tc_act_in_hw() during netns teardown where
tcf_idrinfo_destroy() passed an ERR_PTR(-EBUSY) value as a tc_action
pointer, leading to an invalid dereference.

Guard against ERR_PTR entries when iterating the action IDR so teardown
does not call tc_act_in_hw() on an error pointer.

Fixes: 84a7d6797e ("net/sched: acp_api: no longer acquire RTNL in tc_action_net_exit()")
Link: https://syzkaller.appspot.com/bug?extid=8f1c492ffa4644ff3826
Reported-by: syzbot+8f1c492ffa4644ff3826@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=8f1c492ffa4644ff3826
Signed-off-by: Shivani Gupta <shivani07g@gmail.com>
Link: https://patch.msgid.link/20260105005905.243423-1-shivani07g@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-01-06 17:27:18 -08:00
..
6lowpan
net: replace ND_PRINTK with dynamic debug
2025-07-10 15:27:32 -07:00
9p
Merge tag '9p-for-6.19-rc1' of https://github.com/martinetd/linux
2025-12-07 08:29:09 -08:00
802
treewide, timers: Rename from_timer() to timer_container_of()
2025-06-08 09:07:37 +02:00
8021q
net: vlan: sync VLAN features with lower device
2025-10-31 17:42:35 -07:00
appletalk
net: Convert proto_ops connect() callbacks to use sockaddr_unsized
2025-11-04 19:10:32 -08:00
atm
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2025-11-27 12:19:08 -08:00
ax25
net: Convert proto_ops connect() callbacks to use sockaddr_unsized
2025-11-04 19:10:32 -08:00
batman-adv
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2025-10-31 06:46:03 -07:00
bluetooth
Bluetooth: MGMT: report BIS capability flags in supported settings
2025-12-19 17:11:27 -05:00
bpf
bpf: Do not let BPF test infra emit invalid GSO types to stack
2025-10-20 13:16:10 -07:00
bridge
Merge tag 'nf-26-01-02' of https://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf
2026-01-04 10:59:59 -08:00
caif
caif: fix integer underflow in cffrml_receive()
2025-12-11 01:35:41 -08:00
can
can: j1939: make j1939_sk_bind() fail if device is no longer registered
2025-12-17 10:47:33 +01:00
ceph
Merge tag 'ceph-for-6.19-rc1' of https://github.com/ceph/ceph-client
2025-12-14 15:24:10 +12:00
core
net: fix memory leak in skb_segment_list for GRO packets
2026-01-05 17:01:28 -08:00
dcb
Revert "Documentation: net: add flow control guide and document ethtool API"
2025-10-01 09:48:21 +02:00
devlink
tools: ynl-gen: add regeneration comment
2025-11-25 19:20:42 -08:00
dns_resolver
net/dns_resolver: use credential guards in dns_query()
2025-11-04 12:36:51 +01:00
dsa
net: dsa: fix missing put_device() in dsa_tree_find_first_conduit()
2025-12-23 10:32:08 +01:00
ethernet
net: optimize eth_type_trans() vs CONFIG_STACKPROTECTOR_STRONG=y
2025-11-24 19:27:31 -08:00
ethtool
ethtool: Avoid overflowing userspace buffer on stats query
2025-12-18 12:24:25 +01:00
handshake
net/handshake: Fix null-ptr-deref in handshake_complete()
2025-12-22 12:36:40 +01:00
hsr
net/hsr: fix NULL pointer dereference in prp_get_untagged_frame()
2025-12-04 11:15:13 +01:00
ieee802154
net: Convert proto callbacks from sockaddr to sockaddr_unsized
2025-11-04 19:10:33 -08:00
ife
…
ipv4
udp: call skb_orphan() before skb_attempt_defer_free()
2026-01-06 17:05:17 -08:00
ipv6
ipv6: fix a BUG in rt6_get_pcpu_route() under PREEMPT_RT
2025-12-30 12:04:36 +01:00
iucv
net: Remove KMSG_COMPONENT macro
2025-11-28 19:20:27 -08:00
kcm
Merge tag 'net-next-6.19' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
2025-12-03 17:24:33 -08:00
key
pfkey: Deprecate pfkey
2025-10-30 09:03:12 +01:00
l2tp
l2tp: correct debugfs label for tunnel tx stats
2025-12-01 12:03:09 -08:00
l3mdev
net: fib_rules: Fix iif / oif matching on L3 master device
2025-04-15 17:54:56 -07:00
lapb
treewide, timers: Rename from_timer() to timer_container_of()
2025-06-08 09:07:37 +02:00
llc
net: Convert proto_ops connect() callbacks to use sockaddr_unsized
2025-11-04 19:10:32 -08:00
mac80211
wifi: mac80211: ocb: skip rx_no_sta when interface is not joined
2025-12-16 10:33:14 +01:00
mac802154
mac802154: Switch to use hrtimer_setup()
2025-02-18 10:35:44 +01:00
mctp
net: mctp: test: move TX packetqueue from dst to dev
2025-12-01 13:52:13 -08:00
mpls
mpls: Drop RTNL for RTM_NEWROUTE, RTM_DELROUTE, and RTM_GETROUTE.
2025-11-03 17:40:54 -08:00
mptcp
mptcp: ensure context reset on disconnect()
2025-12-23 09:12:25 +01:00
ncsi
net: ncsi: Fix buffer overflow in fetching version id
2025-06-12 18:21:59 -07:00
netfilter
netfilter: nf_conncount: update last_gc only when GC has been performed
2026-01-02 10:44:28 +01:00
netlabel
audit: add record for multiple task security contexts
2025-08-30 10:15:30 -04:00
netlink
net: Convert proto_ops connect() callbacks to use sockaddr_unsized
2025-11-04 19:10:32 -08:00
netrom
netrom: Fix memory leak in nr_sendmsg()
2025-12-04 11:01:17 +01:00
nfc
net: nfc: fix deadlock between nfc_unregister_device and rfkill_fop_write
2025-12-28 09:15:42 +01:00
nsh
…
openvswitch
net: openvswitch: Avoid needlessly taking the RTNL on vport destroy
2025-12-22 12:25:11 +01:00
packet
net: Convert struct sockaddr to fixed-size "sa_data[14]"
2025-11-04 19:10:33 -08:00
phonet
net: Convert proto callbacks from sockaddr to sockaddr_unsized
2025-11-04 19:10:33 -08:00
psample
psample: adjust size if rate_as_probability is set
2024-12-18 19:23:04 -08:00
psp
tools: ynl-gen: add regeneration comment
2025-11-25 19:20:42 -08:00
qrtr
net: Convert proto_ops connect() callbacks to use sockaddr_unsized
2025-11-04 19:10:32 -08:00
rds
net: Convert proto_ops connect() callbacks to use sockaddr_unsized
2025-11-04 19:10:32 -08:00
rfkill
net: replace use of system_wq with system_percpu_wq
2025-09-22 17:40:30 -07:00
rose
net: rose: fix invalid array index in rose_kill_by_device()
2025-12-30 11:45:51 +01:00
rxrpc
net: Convert proto_ops connect() callbacks to use sockaddr_unsized
2025-11-04 19:10:32 -08:00
sched
net/sched: act_api: avoid dereferencing ERR_PTR in tcf_idrinfo_destroy
2026-01-06 17:27:18 -08:00
sctp
sctp: Clear inet_opt in sctp_v6_copy_ip_options().
2025-12-18 16:18:00 +01:00
shaper
tools: ynl-gen: add regeneration comment
2025-11-25 19:20:42 -08:00
smc
net: smc: SMC_HS_CTRL_BPF should depend on BPF_JIT
2025-12-04 11:07:18 -08:00
strparser
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2025-11-13 12:35:38 -08:00
sunrpc
Merge tag 'nfsd-6.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux
2025-12-24 09:23:04 -08:00
switchdev
net: switchdev: Convert blocking notification chain to a raw one
2025-03-11 11:30:28 +01:00
tipc
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2025-11-13 12:35:38 -08:00
tls
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2025-10-31 06:46:03 -07:00
unix
af_unix: don't post cmsg for SO_INQ unless explicitly asked for
2025-12-28 16:11:22 +01:00
vmw_vsock
vsock: Make accept()ed sockets use custom setsockopt()
2026-01-05 16:14:50 -08:00
wireless
wifi: cfg80211: sme: store capped length in __cfg80211_connect_result()
2025-12-16 10:22:51 +01:00
x25
net: Convert proto_ops connect() callbacks to use sockaddr_unsized
2025-11-04 19:10:32 -08:00
xdp
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2025-11-27 12:19:08 -08:00
xfrm
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2025-11-20 09:13:26 -08:00
compat.c
socket: Unify getsockname and getpeername implementation
2025-11-26 13:45:23 -07:00
devres.c
…
Kconfig
net: Kconfig: discourage drop_monitor enablement
2025-10-17 16:29:26 -07:00
Kconfig.debug
…
Makefile
psp: base PSP device support
2025-09-18 12:32:06 +02:00
socket.c
Merge tag 'vfs-6.19-rc1.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs
2025-12-05 15:52:30 -08:00
sysctl_net.c
…