Subject xsk: Fix circular locking dependency between &net->xdp.lock, &xs->mutex, and netdev_lock_ops
Author ahemadkhawar123@gmail.com
Date 2026-09-15 08:10:23 +0000 UTC
Version
Cc ahemadkhawar123@gmail.com ast@kernel.org bpf@vger.kernel.org daniel@iogearbox.net edumazet@google.com hawk@kernel.org horms@kernel.org john.fastabend@gmail.com kuba@kernel.org linux-kernel@vger.kernel.org maciej.fijalkowski@intel.com magnus.karlsson@intel.com netdev@vger.kernel.org pabeni@redhat.com sdf@fomichev.me syzbot@syzkaller.appspotmail.com
Patches (1)
Name Content [All]
[PATCH bpf-next v6] xsk: Fix circular locking dependency between &net->xdp.lock, &xs->mutex, and netdev_lock_ops [Body]
Series Summary
1 Findings
finding possible deadlock in xp_clear_dev
Log Syz Repro
Sessions
Session 2026-09-15
1 Findings
ID (for dev) c7205111-1570-4e31-b9ca-a4eb042287f7
Status finished
Triaged OK [Log] [Trajectory]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base b0ca562e0d05cf7afedcfa71c9aed180b72bcc97 [Config] passed [Log]
[KASAN] Boot test: Base b0ca562e0d05cf7afedcfa71c9aed180b72bcc97 [Config] passed [Log]
[KASAN] Build Patched b0ca562e0d05cf7afedcfa71c9aed180b72bcc97 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched b0ca562e0d05cf7afedcfa71c9aed180b72bcc97 [Config] [patched] passed [Log]
[KASAN] Fuzz b0ca562e0d05cf7afedcfa71c9aed180b72bcc97 [Config] b0ca562e0d05cf7afedcfa71c9aed180b72bcc97 [Config] [patched] passed [Log] [Artifacts]
finding possible deadlock in xp_clear_dev
Log Syz Repro