make -C tools/testing/selftests TARGETS="net/netfilter" TEST_PROGS=br_netffilter_queue.sh TEST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing-16/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-16/tools/testing/selftests/net/netfilter' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-16/tools/testing/selftests/net/netfilter' make[1]: Entering directory '/home/virtme/testing-16/tools/testing/selftests/net/netfilter' TAP version 13 1..1 # overriding timeout to 3600 # selftests: net/netfilter: br_netfilter_queue.sh DETECTED CRASH, lowering timeout # net.bridge.bridge-nf-call-iptables = 1 # PING 192.168.1.1 (192.168.1.1) from 192.168.1.253 sender: 56(84) bytes of data. # 64 bytes from 192.168.1.1: icmp_seq=1 ttl=64 time=2.04 ms # # --- 192.168.1.1 ping statistics --- # 1 packets transmitted, 1 received, 0% packet loss, time 0ms # rtt min/avg/max/mdev = 2.043/2.043/2.043/0.000 ms # PING 192.168.1.2 (192.168.1.2) from 192.168.1.253 sender: 56(84) bytes of data. # 64 bytes from 192.168.1.2: icmp_seq=1 ttl=64 time=3.61 ms # # --- 192.168.1.2 ping statistics --- # 1 packets transmitted, 1 received, 0% packet loss, time 0ms # rtt min/avg/max/mdev = 3.607/3.607/3.607/0.000 ms # PING 192.168.1.3 (192.168.1.3) from 192.168.1.253 sender: 56(84) bytes of data. # 64 bytes from 192.168.1.3: icmp_seq=1 ttl=64 time=2.45 ms # # --- 192.168.1.3 ping statistics --- # 1 packets transmitted, 1 received, 0% packet loss, time 0ms # rtt min/avg/max/mdev = 2.446/2.446/2.446/0.000 ms # WARNING: pinging broadcast address # PING 192.168.1.255 (192.168.1.255) from 192.168.1.253 sender: 56(84) bytes of data. # .................................................. # --- 192.168.1.255 ping statistics --- # 50 packets transmitted, 0 received, 100% packet loss, time 641ms # # ERROR: kernel is tainted # [ 0.000000] Linux version 6.16.0-rc4-virtme (virtme@netdev-3.bots.linux.dev) (gcc (GCC) 11.5.0 20240719 (Red Hat 11.5.0-5), GNU ld version 2.41-50.amzn2023.0.3) #1 SMP PREEMPT_DYNAMIC Tue Jul 8 23:08:56 PDT 2025 # [ 0.000000] Command line: virtme_hostname=virtme-ng nr_open=1073741816 virtme_link_mods=/home/virtme/testing-16/.virtme_mods/lib/modules/0.0.0 virtme_rw_overlay0=/etc virtme_rw_overlay1=/lib virtme_rw_overlay2=/home virtme_rw_overlay3=/opt virtme_rw_overlay4=/srv virtme_rw_overlay5=/usr virtme_rw_overlay6=/var virtme_rw_overlay7=/tmp console=hvc0 earlyprintk=serial,ttyS0,115200 virtme_console=ttyS0 psmouse.proto=exps virtme_chdir=home/virtme/testing-16 rootfstype=virtiofs root=ROOTFS raid=noautodetect ro init=/home/virtme/virtme-ng/virtme/guest/virtme-init # [ 0.000000] BIOS-provided physical RAM map: # [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable # [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved # [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved # [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000003fffefff] usable # [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] reserved # [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved # [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved # [ 0.000000] printk: legacy bootconsole [earlyser0] enabled # [ 0.000000] NX (Execute Disable) protection: active # [ 0.000000] APIC: Static calls initialized # [ 0.000000] SMBIOS 2.4 present. # [ 0.000000] DMI: Bochs Bochs, BIOS Bochs 01/01/2011 # [ 0.000000] DMI: Memory slots populated: 1/1 # [ 0.000000] Hypervisor detected: KVM # [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 # [ 0.000002] kvm-clock: using sched offset of 694629176 cycles # [ 0.000393] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns # [ 0.001549] tsc: Detected 2999.972 MHz processor # [ 0.002009] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved # [ 0.002020] e820: remove [mem 0x000a0000-0x000fffff] usable # [ 0.002031] last_pfn = 0x3ffff max_arch_pfn = 0x400000000 # [ 0.002463] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs # [ 0.003058] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT # [ 0.010251] found SMP MP-table at [mem 0x000f4470-0x000f447f] # [ 0.010694] Using GB pages for direct mapping # [ 0.011388] ACPI: Early table checksum verification disabled # [ 0.011807] ACPI: RSDP 0x00000000000F4290 000024 (v02 BOCHS ) # [ 0.012232] ACPI: XSDT 0x000000003FFFFFB0 000034 (v01 BOCHS BXPC 00000001 BXPC 00000001) # [ 0.012844] ACPI: FACP 0x000000003FFFFE3A 00010C (v05 BOCHS BXPC 00000001 BXPC 00000001) # [ 0.013451] ACPI: DSDT 0x000000003FFFF200 000C3A (v02 BOCHS BXPC 00000001 BXPC 00000001) # [ 0.014054] ACPI: APIC 0x000000003FFFFF46 00006A (v03 BOCHS BXPC 00000001 BXPC 00000001) # [ 0.014657] ACPI: Reserving FACP table memory at [mem 0x3ffffe3a-0x3fffff45] # [ 0.015161] ACPI: Reserving DSDT table memory at [mem 0x3ffff200-0x3ffffe39] # [ 0.015664] ACPI: Reserving APIC table memory at [mem 0x3fffff46-0x3fffffaf] # [ 0.016911] No NUMA configuration found # [ 0.017318] Faking a node at [mem 0x0000000000000000-0x000000003fffefff] # [ 0.017989] NODE_DATA(0) allocated [mem 0x3fffa100-0x3fffefff] # [ 0.031003] Zone ranges: # [ 0.031246] DMA [mem 0x0000000000001000-0x0000000000ffffff] # [ 0.031698] DMA32 [mem 0x0000000001000000-0x000000003fffefff] # [ 0.032149] Normal empty # [ 0.032396] Device empty # [ 0.032632] Movable zone start for each node # [ 0.032958] Early memory node ranges # [ 0.033236] node 0: [mem 0x0000000000001000-0x000000000009efff] # [ 0.033690] node 0: [mem 0x0000000000100000-0x000000003fffefff] # [ 0.034145] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffefff] # [ 0.034664] On node 0, zone DMA: 1 pages in unavailable ranges # [ 0.035197] On node 0, zone DMA: 97 pages in unavailable ranges # [ 0.042118] On node 0, zone DMA32: 1 pages in unavailable ranges # [ 0.153640] kasan: KernelAddressSanitizer initialized # [ 0.154237] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) # [ 0.154713] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 # [ 0.155256] IOAPIC[1]: apic_id 1, version 32, address 0xfec10000, GSI 24-47 # [ 0.155767] ACPI: Using ACPI (MADT) for SMP configuration information # [ 0.156235] TSC deadline timer available # [ 0.156543] CPU topo: Max. logical packages: 1 # [ 0.156893] CPU topo: Max. logical dies: 1 # [ 0.157239] CPU topo: Max. dies per package: 1 # [ 0.157591] CPU topo: Max. threads per core: 1 # [ 0.157941] CPU topo: Num. cores per package: 4 # [ 0.158305] CPU topo: Num. threads per package: 4 # [ 0.158669] CPU topo: Allowing 4 present CPUs plus 0 hotplug CPUs # [ 0.159157] kvm-guest: APIC: eoi() replaced with kvm_guest_apic_eoi_write() # [ 0.159677] kvm-guest: KVM setup pv remote TLB flush # [ 0.160052] kvm-guest: setup PV sched yield # [ 0.160394] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] # [ 0.160938] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] # [ 0.161480] [mem 0x40000000-0xfeffbfff] available for PCI devices # [ 0.161924] Booting paravirtualized kernel on KVM # [ 0.162283] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns # [ 0.181427] setup_percpu: NR_CPUS:64 nr_cpumask_bits:4 nr_cpu_ids:4 nr_node_ids:1 # [ 0.183700] percpu: Embedded 68 pages/cpu s239184 r8192 d31152 u524288 # [ 0.184199] pcpu-alloc: s239184 r8192 d31152 u524288 alloc=1*2097152 # [ 0.184206] pcpu-alloc: [0] 0 1 2 3 # [ 0.184277] Kernel command line: virtme_hostname=virtme-ng nr_open=1073741816 virtme_link_mods=/home/virtme/testing-16/.virtme_mods/lib/modules/0.0.0 virtme_rw_overlay0=/etc virtme_rw_overlay1=/lib virtme_rw_overlay2=/home virtme_rw_overlay3=/opt virtme_rw_overlay4=/srv virtme_rw_overlay5=/usr virtme_rw_overlay6=/var virtme_rw_overlay7=/tmp console=hvc0 earlyprintk=serial,ttyS0,115200 virtme_console=ttyS0 psmouse.proto=exps virtme_chdir=home/virtme/testing-16 rootfstype=virtiofs root=ROOTFS raid=noautodetect ro init=/home/virtme/virtme-ng/virtme/guest/virtme-init # [ 0.187876] Unknown kernel command line parameters "virtme_hostname=virtme-ng nr_open=1073741816 virtme_link_mods=/home/virtme/testing-16/.virtme_mods/lib/modules/0.0.0 virtme_rw_overlay0=/etc virtme_rw_overlay1=/lib virtme_rw_overlay2=/home virtme_rw_overlay3=/opt virtme_rw_overlay4=/srv virtme_rw_overlay5=/usr virtme_rw_overlay6=/var virtme_rw_overlay7=/tmp virtme_console=ttyS0 virtme_chdir=home/virtme/testing-16", will be passed to user space. # [ 0.190559] random: crng init done # [ 0.190838] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes # [ 0.192180] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes, linear) # [ 0.193159] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes, linear) # [ 0.194048] Fallback order for Node 0: 0 # [ 0.194054] Built 1 zonelists, mobility grouping on. Total pages: 262045 # [ 0.194811] Policy zone: DMA32 # [ 0.195046] mem auto-init: stack:off, heap alloc:off, heap free:off # [ 0.195476] stackdepot: allocating hash table via alloc_large_system_hash # [ 0.195946] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) # [ 0.266015] ********************************************************** # [ 0.266496] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** # [ 0.266945] ** ** # [ 0.267390] ** This system shows unhashed kernel memory addresses ** # [ 0.267837] ** via the console, logs, and other interfaces. This ** # [ 0.268285] ** might reduce the security of your system. ** # [ 0.268730] ** ** # [ 0.269180] ** If you see this message and you are not debugging ** # [ 0.269625] ** the kernel, report this immediately to your system ** # [ 0.270072] ** administrator! ** # [ 0.270520] ** ** # [ 0.270964] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** # [ 0.271416] ********************************************************** # [ 0.272840] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 # [ 0.296905] ftrace: allocating 54157 entries in 212 pages # [ 0.297313] ftrace: allocated 212 pages with 4 groups # [ 0.298271] Dynamic Preempt: full # [ 0.300633] Running RCU self tests # [ 0.300895] Running RCU synchronous self tests # [ 0.301213] rcu: Preemptible hierarchical RCU implementation. # [ 0.301613] rcu: RCU event tracing is enabled. # [ 0.301939] rcu: RCU lockdep checking is enabled. # [ 0.302279] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4. # [ 0.302738] rcu: RCU callback double-/use-after-free debug is enabled. # [ 0.303190] Trampoline variant of Tasks RCU enabled. # [ 0.303548] Rude variant of Tasks RCU enabled. # [ 0.303869] Tracing variant of Tasks RCU enabled. # [ 0.304209] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. # [ 0.304727] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 # [ 0.305501] Running RCU synchronous self tests # [ 0.305843] RCU Tasks: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4. # [ 0.306447] RCU Tasks Rude: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4. # [ 0.307076] RCU Tasks Trace: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4. # [ 0.429373] NR_IRQS: 4352, nr_irqs: 848, preallocated irqs: 0 # [ 0.430172] rcu: srcu_init: Setting srcu_struct sizes based on contention. # [ 0.431989] Console: colour *CGA 80x25 # [ 0.432354] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar # [ 0.432880] ... MAX_LOCKDEP_SUBCLASSES: 8 # [ 0.433179] ... MAX_LOCK_DEPTH: 48 # [ 0.433482] ... MAX_LOCKDEP_KEYS: 8192 # [ 0.433795] ... CLASSHASH_SIZE: 4096 # [ 0.434111] ... MAX_LOCKDEP_ENTRIES: 32768 # [ 0.434431] ... MAX_LOCKDEP_CHAINS: 65536 # [ 0.434749] ... CHAINHASH_SIZE: 32768 # [ 0.435071] memory used by lock dependency info: 6429 kB # [ 0.435451] memory used for stack traces: 4224 kB # [ 0.435791] per task-struct memory footprint: 1920 bytes # [ 0.436407] ACPI: Core revision 20250404 # [ 0.437987] APIC: Switch to symmetric I/O mode setup # [ 0.438996] x2apic enabled # [ 0.441946] APIC: Switched APIC routing to: physical x2apic # [ 0.442381] kvm-guest: APIC: send_IPI_mask() replaced with kvm_send_ipi_mask() # [ 0.442886] kvm-guest: APIC: send_IPI_mask_allbutself() replaced with kvm_send_ipi_mask_allbutself() # [ 0.443499] kvm-guest: setup PV IPIs # [ 0.444018] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x2b3e2aac79b, max_idle_ns: 440795262762 ns # [ 0.444762] Calibrating delay loop (skipped) preset value.. 5999.94 BogoMIPS (lpj=2999972) # [ 0.445434] x86/cpu: User Mode Instruction Prevention (UMIP) activated # [ 0.445746] numa_add_cpu cpu 0 node 0: mask now 0 # [ 0.445746] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 # [ 0.445746] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 # [ 0.445746] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl # [ 0.445746] Spectre V2 : Mitigation: Enhanced / Automatic IBRS # [ 0.445746] RETBleed: Mitigation: Enhanced IBRS # [ 0.445746] ITS: Mitigation: Aligned branch/return thunks # [ 0.445746] MMIO Stale Data: Mitigation: Clear CPU buffers # [ 0.445746] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization # [ 0.445746] Spectre V2 : Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT # [ 0.445746] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier # [ 0.445746] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers' # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR' # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' # [ 0.445746] x86/fpu: Supporting XSAVE feature 0x200: 'Protection Keys User registers' # [ 0.445746] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 # [ 0.445746] x86/fpu: xstate_offset[3]: 832, xstate_sizes[3]: 64 # [ 0.445746] x86/fpu: xstate_offset[4]: 896, xstate_sizes[4]: 64 # [ 0.445746] x86/fpu: xstate_offset[5]: 960, xstate_sizes[5]: 64 # [ 0.445746] x86/fpu: xstate_offset[6]: 1024, xstate_sizes[6]: 512 # [ 0.445746] x86/fpu: xstate_offset[7]: 1536, xstate_sizes[7]: 1024 # [ 0.445746] x86/fpu: xstate_offset[9]: 2560, xstate_sizes[9]: 8 # [ 0.445746] x86/fpu: Enabled xstate features 0x2ff, context size is 2568 bytes, using 'compacted' format. # [ 0.445746] Freeing SMP alternatives memory: 40K # [ 0.445746] pid_max: default: 32768 minimum: 301 # [ 0.445746] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes, linear) # [ 0.445746] Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes, linear) # [ 0.445746] Running RCU synchronous self tests # [ 0.445746] Running RCU synchronous self tests # [ 0.445746] smpboot: CPU0: Intel(R) Xeon(R) Platinum 8275CL CPU @ 3.00GHz (family: 0x6, model: 0x55, stepping: 0x7) # [ 0.450665] Performance Events: Skylake events, full-width counters, Intel PMU driver. # [ 0.451329] ... version: 2 # [ 0.451608] ... bit width: 48 # [ 0.451758] ... generic registers: 4 # [ 0.452039] ... value mask: 0000ffffffffffff # [ 0.452394] ... max period: 00007fffffffffff # [ 0.452746] ... fixed-purpose events: 3 # [ 0.453027] ... event mask: 000000070000000f # [ 0.453917] signal: max sigframe size: 3632 # [ 0.454921] rcu: Hierarchical SRCU implementation. # [ 0.455288] rcu: Max phase no-delay instances is 400. # [ 0.457043] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level # [ 0.480789] smp: Bringing up secondary CPUs ... # [ 0.486120] smpboot: x86: Booting SMP configuration: # [ 0.486491] .... node #0, CPUs: #1 #2 #3 # [ 0.015092] numa_add_cpu cpu 1 node 0: mask now 0-1 # [ 0.015092] numa_add_cpu cpu 2 node 0: mask now 0-2 # [ 0.015092] numa_add_cpu cpu 3 node 0: mask now 0-3 # [ 0.496820] smp: Brought up 1 node, 4 CPUs # [ 0.497418] smpboot: Total of 4 processors activated (23999.77 BogoMIPS) # [ 0.504178] Memory: 740444K/1048180K available (49464K kernel code, 14404K rwdata, 11956K rodata, 6884K init, 18820K bss, 294236K reserved, 0K cma-reserved) # [ 0.507793] devtmpfs: initialized # [ 0.511384] x86/mm: Memory block size: 128MB # [ 0.536684] Running RCU synchronous self tests # [ 0.536786] Running RCU synchronous self tests # [ 0.538196] Running RCU Tasks wait API self tests # [ 0.538869] Running RCU Tasks Rude wait API self tests # [ 0.539125] Running RCU Tasks Trace wait API self tests # [ 0.552792] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns # [ 0.553910] posixtimers hash table entries: 2048 (order: 5, 147456 bytes, linear) # [ 0.554676] futex hash table entries: 1024 (131072 bytes on 1 NUMA nodes, total 128 KiB, linear). # [ 0.557628] PM: RTC time: 07:21:01, date: 2025-07-09 # [ 0.564292] NET: Registered PF_NETLINK/PF_ROUTE protocol family # [ 0.566261] audit: initializing netlink subsys (disabled) # [ 0.567386] audit: type=2000 audit(1752045661.809:1): state=initialized audit_enabled=0 res=1 # [ 0.571774] Callback from call_rcu_tasks_trace() invoked. # [ 0.573474] thermal_sys: Registered thermal governor 'step_wise' # [ 0.573870] cpuidle: using governor menu # [ 0.579584] PCI: Fatal: No config space access function found # [ 0.580760] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. # [ 0.589095] HugeTLB: allocation took 0ms with hugepage_allocation_threads=1 # [ 0.589775] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages # [ 0.590228] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page # [ 0.590656] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages # [ 0.590808] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page # [ 0.601432] ACPI: Added _OSI(Module Device) # [ 0.601755] ACPI: Added _OSI(Processor Device) # [ 0.602061] ACPI: Added _OSI(Processor Aggregator Device) # [ 0.723119] ACPI: 1 ACPI AML tables successfully acquired and loaded # [ 0.748877] Callback from call_rcu_tasks() invoked. # [ 0.776303] ACPI: Interpreter enabled # [ 0.777884] ACPI: PM: (supports S0 S5) # [ 0.778363] ACPI: Using IOAPIC for interrupt routing # [ 0.781984] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug # [ 0.782759] PCI: Using E820 reservations for host bridge windows # [ 0.902137] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) # [ 0.903574] acpi PNP0A08:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] # [ 0.904780] acpi PNP0A08:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] # [ 0.933654] acpi PNP0A08:00: ECAM [mem 0xe0000000-0xefffffff] reserved as ACPI motherboard resource # [ 0.969768] acpi PNP0A08:00: ECAM [mem 0xe0000000-0xefffffff] (base 0xe0000000) # [ 0.976911] PCI host bridge to bus 0000:00 # [ 0.981119] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xdfffffff window] # [ 0.981647] pci_bus 0000:00: root bus resource [mem 0x300000000000-0x3fffffffffff window] # [ 0.981795] pci_bus 0000:00: root bus resource [bus 00-ff] # [ 0.982456] pci 0000:00:00.0: [1b36:0008] type 00 class 0x060000 conventional PCI endpoint # [ 0.990789] ACPI: PCI: Interrupt link GSI0 configured for IRQ 16 # [ 0.992081] ACPI: PCI: Interrupt link GSI1 configured for IRQ 17 # [ 0.993312] ACPI: PCI: Interrupt link GSI2 configured for IRQ 18 # [ 0.994443] ACPI: PCI: Interrupt link GSI3 configured for IRQ 19 # [ 0.997476] iommu: Default domain type: Translated # [ 0.997753] iommu: DMA domain TLB invalidation policy: lazy mode # [ 1.007417] SCSI subsystem initialized # [ 1.009367] libata version 3.00 loaded. # [ 1.012392] pps_core: LinuxPPS API ver. 1 registered # [ 1.012739] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti # [ 1.013004] PTP clock support registered # [ 1.017837] Advanced Linux Sound Architecture Driver Initialized. # [ 1.029200] PCI: Using ACPI for IRQ routing # [ 1.029509] PCI: pci_cache_line_size set to 64 bytes # [ 1.029536] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff] # [ 1.029620] e820: reserve RAM buffer [mem 0x3ffff000-0x3fffffff] # [ 1.031961] vgaarb: loaded # [ 1.034750] clocksource: Switched to clocksource kvm-clock # [ 1.043372] VFS: Disk quotas dquot_6.6.0 # [ 1.043855] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) # [ 1.054121] pnp: PnP ACPI init # [ 1.063307] system 00:02: [mem 0xe0000000-0xefffffff window] has been reserved # [ 1.064169] pnp: PnP ACPI: found 3 devices # [ 1.152466] NET: Registered PF_INET protocol family # [ 1.153574] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) # [ 1.161356] tcp_listen_portaddr_hash hash table entries: 512 (order: 3, 36864 bytes, linear) # [ 1.161976] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) # [ 1.162673] TCP established hash table entries: 8192 (order: 4, 65536 bytes, linear) # [ 1.163670] TCP bind hash table entries: 8192 (order: 8, 1179648 bytes, linear) # [ 1.165348] TCP: Hash tables configured (established 8192 bind 8192) # [ 1.166826] UDP hash table entries: 512 (order: 5, 131072 bytes, linear) # [ 1.167564] UDP-Lite hash table entries: 512 (order: 5, 131072 bytes, linear) # [ 1.169918] NET: Registered PF_UNIX/PF_LOCAL protocol family # [ 1.170661] pci_bus 0000:00: resource 4 [mem 0xc0000000-0xdfffffff window] # [ 1.171130] pci_bus 0000:00: resource 5 [mem 0x300000000000-0x3fffffffffff window] # [ 1.172068] PCI: CLS 0 bytes, default 64 # [ 1.173789] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer # [ 1.193117] kvm_amd: CPU 0 isn't AMD or Hygon # [ 1.193444] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2b3e2aac79b, max_idle_ns: 440795262762 ns # [ 1.226216] Initialise system trusted keyrings # [ 1.227667] workingset: timestamp_bits=56 max_order=18 bucket_order=0 # [ 1.258606] squashfs: version 4.0 (2009/01/31) Phillip Lougher # [ 1.259300] fuse: init (API version 7.44) # [ 1.261510] 9p: Installing v9fs 9p2000 file system support # [ 1.278401] Key type asymmetric registered # [ 1.278738] Asymmetric key parser 'x509' registered # [ 1.280004] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) # [ 1.280959] io scheduler mq-deadline registered # [ 1.281334] io scheduler kyber registered # [ 1.292733] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0 # [ 1.295432] ACPI: button: Power Button [PWRB] # [ 1.302692] virtiofs virtio0: discovered new tag: ROOTFS # [ 1.304973] virtiofs virtio0: virtio_fs_setup_dax: No cache capability # [ 1.314161] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled # [ 1.318514] 00:00: ttyS0 at I/O 0x3f8 (irq = 51, base_baud = 115200) is a 16550A # [ 1.548420] Non-volatile memory driver v1.3 # [ 1.548733] Linux agpgart interface v0.103 # [ 1.551317] ACPI: bus type drm_connector registered # [ 1.652350] loop: module loaded # [ 1.667350] printk: legacy console [hvc0] enabled # [ 1.667715] printk: legacy bootconsole [earlyser0] disabled # [ 1.679397] i8042: PNP: No PS/2 controller found. # [ 1.693376] rtc_cmos 00:01: registered as rtc0 # [ 1.693917] rtc_cmos 00:01: setting system clock to 2025-07-09T07:21:02 UTC (1752045662) # [ 1.695537] rtc_cmos 00:01: alarms up to one day, 242 bytes nvram # [ 1.703626] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev # [ 1.724445] NET: Registered PF_INET6 protocol family # [ 1.734185] Segment Routing with IPv6 # [ 1.735143] In-situ OAM (IOAM) with IPv6 # [ 1.735927] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver # [ 1.744012] NET: Registered PF_PACKET protocol family # [ 1.744737] 9pnet: Installing 9P2000 support # [ 1.745411] Key type dns_resolver registered # [ 1.754453] IPI shorthand broadcast: enabled # [ 2.113954] sched_clock: Marking stable (2099004978, 14092698)->(2199353126, -86255450) # [ 2.120197] registered taskstats version 1 # [ 2.125088] Loading compiled-in X.509 certificates # [ 2.330985] Demotion targets for Node 0: null # [ 2.332365] kmemleak: Kernel memory leak detector initialized (mem pool available: 15239) # [ 2.332383] kmemleak: Automatic memory scanning thread started # [ 2.332796] page_owner is disabled # [ 2.335261] PM: Magic number: 1:246:369 # [ 2.335614] netconsole: network logging started # [ 2.338876] ALSA device list: # [ 2.339137] No soundcards found. # [ 2.342126] md: Skipping autodetection of RAID arrays. (raid=autodetect will force) # [ 2.346852] VFS: Mounted root (virtiofs filesystem) readonly on device 0:20. # [ 2.348238] devtmpfs: mounted # [ 2.418857] Freeing unused kernel image (initmem) memory: 6884K # [ 2.419307] Write protecting the kernel read-only data: 63488k # [ 2.421468] Freeing unused kernel image (text/rodata gap) memory: 1732K # [ 2.422160] Freeing unused kernel image (rodata/data gap) memory: 332K # [ 2.422586] Run /home/virtme/virtme-ng/virtme/guest/virtme-init as init process # [ 2.422909] with arguments: # [ 2.422913] /home/virtme/virtme-ng/virtme/guest/virtme-init # [ 2.422916] with environment: # [ 2.422919] HOME=/ # [ 2.422922] TERM=linux # [ 2.422925] virtme_hostname=virtme-ng # [ 2.422928] nr_open=1073741816 # [ 2.422931] virtme_link_mods=/home/virtme/testing-16/.virtme_mods/lib/modules/0.0.0 # [ 2.422934] virtme_rw_overlay0=/etc # [ 2.422936] virtme_rw_overlay1=/lib # [ 2.422939] virtme_rw_overlay2=/home # [ 2.422942] virtme_rw_overlay3=/opt # [ 2.422945] virtme_rw_overlay4=/srv # [ 2.422947] virtme_rw_overlay5=/usr # [ 2.422950] virtme_rw_overlay6=/var # [ 2.422953] virtme_rw_overlay7=/tmp # [ 2.422955] virtme_console=ttyS0 # [ 2.422958] virtme_chdir=home/virtme/testing-16 # [ 2.700966] mount (73) used greatest stack depth: 26032 bytes left # [ 2.868579] mount (75) used greatest stack depth: 26000 bytes left # [ 2.934262] mkdir (76) used greatest stack depth: 25496 bytes left # [ 3.485761] mount (89) used greatest stack depth: 25392 bytes left # [ 4.373013] virtme-init: basic initialization done # [ 4.449764] virtme-init: running systemd-tmpfiles # [ 4.455320] virtme-init: starting udevd # [ 4.723849] virtme-init: triggering udev coldplug # [ 5.405187] systemd-tmpfile (122) used greatest stack depth: 25216 bytes left # [ 7.966567] virtme-init: waiting for udev to settle # [ 8.831666] virtme-init: udev is done # [ 9.749153] virtme-init: Setting hostname to virtme-ng... # [ 9.906281] ip (169) used greatest stack depth: 24920 bytes left # [ 18.306811] ip (252) used greatest stack depth: 24776 bytes left # [ 21.851584] ip (270) used greatest stack depth: 24656 bytes left # [ 101.007730] audit: type=1305 audit(1752045761.812:64): op=set audit_enabled=0 old=1 auid=4294967295 ses=4294967295 res=1 # [ 149.980711] ip (1333) used greatest stack depth: 24080 bytes left # [ 156.670807] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. # [ 157.469212] br0: port 1(c1) entered blocking state # [ 157.470175] br0: port 1(c1) entered disabled state # [ 157.470831] c1: entered allmulticast mode # [ 157.479611] c1: entered promiscuous mode # [ 157.485280] ------------[ cut here ]------------ # [ 157.485827] WARNING: CPU: 0 PID: 1383 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 # [ 157.487027] Modules linked in: bridge stp llc tcp_diag nft_quota inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth # [ 157.488804] CPU: 0 UID: 0 PID: 1383 Comm: ip Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full) # [ 157.489872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 # [ 157.490629] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 # [ 157.491261] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 # [ 157.493319] RSP: 0018:ffffc90000596ef0 EFLAGS: 00010246 # [ 157.494064] RAX: 0000000000000000 RBX: ffff88800b44a000 RCX: 0000000000000001 # [ 157.494977] RDX: 0000000000000000 RSI: ffffffff9aa9f52e RDI: ffffffff9a25a5a0 # [ 157.495879] RBP: ffffc90000596fe0 R08: 0000000000000000 R09: 0000000000000000 # [ 157.497006] R10: ffffc90000597010 R11: ffffffff9af798a0 R12: 1ffff920000b2de2 # [ 157.497950] R13: 00000000000005dc R14: ffffc90000597010 R15: ffff88800b44af08 # [ 157.498863] FS: 00007efea987f800(0000) GS:ffff8880996a7000(0000) knlGS:0000000000000000 # [ 157.499870] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 157.500613] CR2: 00000000004e6888 CR3: 000000000c0c2003 CR4: 0000000000772ef0 # [ 157.501507] PKRU: 55555554 # [ 157.501947] Call Trace: # [ 157.502404] # [ 157.502700] ? __pfx_netif_set_mtu_ext+0x10/0x10 # [ 157.503326] ? __lock_acquire+0x44d/0x7e0 # [ 157.503915] ? find_held_lock+0x2b/0x80 # [ 157.504511] netif_set_mtu+0x88/0x100 # [ 157.505078] ? __pfx_netif_set_mtu+0x10/0x10 # [ 157.505720] dev_set_mtu+0xa0/0x150 # [ 157.506174] br_mtu_auto_adjust+0x189/0x270 [bridge] # [ 157.506974] br_add_if+0xda3/0x1330 [bridge] # [ 157.507672] do_set_master+0x32f/0x500 # [ 157.508276] do_setlink.constprop.0+0x9f4/0x2480 # [ 157.508862] ? __pfx_do_setlink.constprop.0+0x10/0x10 # [ 157.509604] ? rcu_read_lock_any_held+0x43/0xb0 # [ 157.510197] ? validate_chain+0x166/0x4d0 # [ 157.510773] ? __kernel_text_address+0x12/0x40 # [ 157.511381] ? __lock_acquire+0x44d/0x7e0 # [ 157.511977] ? __mutex_trylock_common+0xf9/0x260 # [ 157.512573] ? __pfx___mutex_trylock_common+0x10/0x10 # [ 157.513323] ? rcu_is_watching+0x12/0xc0 # [ 157.513915] ? rcu_is_watching+0x12/0xc0 # [ 157.514514] ? trace_contention_end+0xdc/0x140 # [ 157.515088] ? __mutex_lock+0x19c/0xcd0 # [ 157.515691] ? find_held_lock+0x2b/0x80 # [ 157.516297] ? rtnl_newlink+0x651/0xa60 # [ 157.516628] ? __create_object+0x5e/0xb0 # [ 157.516954] ? __pfx___mutex_lock+0x10/0x10 # [ 157.517301] ? trace_cap_capable+0x10f/0x190 # [ 157.517628] ? _raw_spin_unlock_irqrestore+0x46/0x80 # [ 157.518029] ? __rtnl_newlink+0x40e/0xa40 # [ 157.518368] rtnl_newlink+0x69a/0xa60 # [ 157.518700] ? __pfx_rtnl_newlink+0x10/0x10 # [ 157.519026] ? __lock_acquire+0x44d/0x7e0 # [ 157.519370] ? find_held_lock+0x2b/0x80 # [ 157.519694] ? rtnetlink_rcv_msg+0x6ed/0xc00 # [ 157.520015] ? __lock_release+0x5d/0x170 # [ 157.520347] ? __pfx_rtnl_newlink+0x10/0x10 # [ 157.520671] rtnetlink_rcv_msg+0x710/0xc00 # [ 157.520992] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 # [ 157.521336] ? __lock_acquire+0x44d/0x7e0 # [ 157.521671] netlink_rcv_skb+0x124/0x350 # [ 157.521993] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 # [ 157.522326] ? __pfx_netlink_rcv_skb+0x10/0x10 # [ 157.522669] ? netlink_deliver_tap+0x13e/0x340 # [ 157.522991] ? netlink_deliver_tap+0xc3/0x340 # [ 157.523327] netlink_unicast+0x49e/0x780 # [ 157.523662] ? __pfx_netlink_unicast+0x10/0x10 # [ 157.523988] ? __create_object+0x5e/0xb0 # [ 157.524317] ? __lock_release+0x5d/0x170 # [ 157.524645] netlink_sendmsg+0x721/0xbe0 # [ 157.524970] ? __pfx_netlink_sendmsg+0x10/0x10 # [ 157.525312] ? __import_iovec+0x238/0x3c0 # [ 157.525639] ? __kasan_kmalloc+0x7f/0x90 # [ 157.525968] ____sys_sendmsg+0x7ad/0xa10 # [ 157.526318] ? __pfx_____sys_sendmsg+0x10/0x10 # [ 157.526642] ? __pfx_copy_msghdr_from_user+0x10/0x10 # [ 157.527058] ___sys_sendmsg+0xed/0x170 # [ 157.527398] ? kasan_record_aux_stack+0x8c/0xa0 # [ 157.527722] ? __call_rcu_common.constprop.0+0xa8/0x640 # [ 157.528140] ? __pfx____sys_sendmsg+0x10/0x10 # [ 157.528468] ? find_held_lock+0x2b/0x80 # [ 157.528802] ? __lock_acquire+0x44d/0x7e0 # [ 157.529151] ? find_held_lock+0x2b/0x80 # [ 157.529477] ? __virt_addr_valid+0x22e/0x450 # [ 157.529799] ? __lock_release+0x5d/0x170 # [ 157.530139] __sys_sendmsg+0x10b/0x1a0 # [ 157.530461] ? __pfx___sys_sendmsg+0x10/0x10 # [ 157.530785] ? trace_kfree+0x2a/0xd0 # [ 157.531133] ? audit_reset_context.part.0.constprop.0+0x954/0xe10 # [ 157.531560] do_syscall_64+0xc1/0x380 # [ 157.531886] entry_SYSCALL_64_after_hwframe+0x77/0x7f # [ 157.532299] RIP: 0033:0x7efea9a4c1e7 # [ 157.532647] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 # [ 157.533853] RSP: 002b:00007ffd9a3164b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e # [ 157.534356] RAX: ffffffffffffffda RBX: 00007ffd9a316be0 RCX: 00007efea9a4c1e7 # [ 157.534843] RDX: 0000000000000000 RSI: 00007ffd9a316520 RDI: 0000000000000005 # [ 157.535341] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 # [ 157.535834] R10: 0000000039010910 R11: 0000000000000246 R12: 0000000000000003 # [ 157.536347] R13: 00000000686e18fb R14: 0000000000499600 R15: 0000000000000000 # [ 157.536851] # [ 157.537126] irq event stamp: 58643 # [ 157.537376] hardirqs last enabled at (58651): [] __up_console_sem+0x6b/0x80 # [ 157.537955] hardirqs last disabled at (58658): [] __up_console_sem+0x50/0x80 # [ 157.538525] softirqs last enabled at (58640): [] handle_softirqs+0x358/0x620 # [ 157.539107] softirqs last disabled at (58619): [] __irq_exit_rcu+0xfa/0x160 # [ 157.539676] ---[ end trace 0000000000000000 ]--- # [ 158.346864] br0: port 2(c2) entered blocking state # [ 158.347576] br0: port 2(c2) entered disabled state # [ 158.348002] c2: entered allmulticast mode # [ 158.351667] c2: entered promiscuous mode # [ 158.353587] ------------[ cut here ]------------ # [ 158.353958] WARNING: CPU: 1 PID: 1388 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 # [ 158.354623] Modules linked in: bridge stp llc tcp_diag nft_quota inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth # [ 158.355685] CPU: 1 UID: 0 PID: 1388 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full) # [ 158.356915] Tainted: [W]=WARN # [ 158.357188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 # [ 158.357592] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 # [ 158.357922] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 # [ 158.359086] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246 # [ 158.359516] RAX: 0000000000000000 RBX: ffff88800b44a000 RCX: 0000000000000001 # [ 158.360020] RDX: 0000000000000000 RSI: ffffffff9aa9f52e RDI: ffffffff9a25a5a0 # [ 158.360504] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000 # [ 158.360990] R10: ffffc900005f7010 R11: ffffffff9b8b19b8 R12: 1ffff920000bede2 # [ 158.361474] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff88800b44af08 # [ 158.362000] FS: 00007f2e2a88c800(0000) GS:ffff888099727000(0000) knlGS:0000000000000000 # [ 158.362566] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 158.362991] CR2: 00000000004e6888 CR3: 000000000e1d2002 CR4: 0000000000772ef0 # [ 158.363604] PKRU: 55555554 # [ 158.363845] Call Trace: # [ 158.364088] # [ 158.364271] ? __pfx_netif_set_mtu_ext+0x10/0x10 # [ 158.364590] ? find_held_lock+0x2b/0x80 # [ 158.364912] ? mark_held_locks+0x49/0x80 # [ 158.365246] ? _raw_spin_unlock_irqrestore+0x5d/0x80 # [ 158.365640] ? lockdep_hardirqs_on+0x7c/0x110 # [ 158.365961] netif_set_mtu+0x88/0x100 # [ 158.366298] ? __pfx_netif_set_mtu+0x10/0x10 # [ 158.366640] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge] # [ 158.367090] dev_set_mtu+0xa0/0x150 # [ 158.367362] br_mtu_auto_adjust+0x189/0x270 [bridge] # [ 158.367796] br_add_if+0xda3/0x1330 [bridge] # [ 158.368173] do_set_master+0x32f/0x500 # [ 158.368496] do_setlink.constprop.0+0x9f4/0x2480 # [ 158.368824] ? __pfx_do_setlink.constprop.0+0x10/0x10 # [ 158.369232] ? rcu_read_lock_any_held+0x43/0xb0 # [ 158.369549] ? validate_chain+0x166/0x4d0 # [ 158.369863] ? __kernel_text_address+0x12/0x40 # [ 158.370198] ? __lock_acquire+0x44d/0x7e0 # [ 158.370519] ? __mutex_trylock_common+0xf9/0x260 # [ 158.370835] ? __pfx___mutex_trylock_common+0x10/0x10 # [ 158.371254] ? rcu_is_watching+0x12/0xc0 # [ 158.371575] ? rcu_is_watching+0x12/0xc0 # [ 158.371956] ? trace_contention_end+0xdc/0x140 # [ 158.372291] ? __mutex_lock+0x19c/0xcd0 # [ 158.372612] ? find_held_lock+0x2b/0x80 # [ 158.372927] ? rtnl_newlink+0x651/0xa60 # [ 158.373257] ? __create_object+0x5e/0xb0 # [ 158.373576] ? __pfx___mutex_lock+0x10/0x10 # [ 158.373931] ? trace_cap_capable+0x10f/0x190 # [ 158.374260] ? _raw_spin_unlock_irqrestore+0x46/0x80 # [ 158.374651] ? __rtnl_newlink+0x40e/0xa40 # [ 158.374985] rtnl_newlink+0x69a/0xa60 # [ 158.375612] ? __pfx_rtnl_newlink+0x10/0x10 # [ 158.376214] ? __lock_acquire+0x44d/0x7e0 # [ 158.376824] ? find_held_lock+0x2b/0x80 # [ 158.377427] ? rtnetlink_rcv_msg+0x6ed/0xc00 # [ 158.378013] ? __lock_release+0x5d/0x170 # [ 158.378593] ? __pfx_rtnl_newlink+0x10/0x10 # [ 158.379204] rtnetlink_rcv_msg+0x710/0xc00 # [ 158.379797] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 # [ 158.380404] ? __lock_acquire+0x44d/0x7e0 # [ 158.381003] netlink_rcv_skb+0x124/0x350 # [ 158.381609] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 # [ 158.382193] ? __pfx_netlink_rcv_skb+0x10/0x10 # [ 158.382657] ? netlink_deliver_tap+0x13e/0x340 # [ 158.382996] ? netlink_deliver_tap+0xc3/0x340 # [ 158.383353] netlink_unicast+0x49e/0x780 # [ 158.383688] ? __pfx_netlink_unicast+0x10/0x10 # [ 158.384128] ? __create_object+0x5e/0xb0 # [ 158.384447] ? __lock_release+0x5d/0x170 # [ 158.384775] netlink_sendmsg+0x721/0xbe0 # [ 158.385127] ? __pfx_netlink_sendmsg+0x10/0x10 # [ 158.385446] ? __import_iovec+0x238/0x3c0 # [ 158.385768] ? __kasan_kmalloc+0x7f/0x90 # [ 158.386122] ____sys_sendmsg+0x7ad/0xa10 # [ 158.386455] ? __pfx_____sys_sendmsg+0x10/0x10 # [ 158.386772] ? __pfx_copy_msghdr_from_user+0x10/0x10 # [ 158.387408] ___sys_sendmsg+0xed/0x170 # [ 158.387729] ? kasan_record_aux_stack+0x8c/0xa0 # [ 158.388056] ? __call_rcu_common.constprop.0+0xa8/0x640 # [ 158.388468] ? __pfx____sys_sendmsg+0x10/0x10 # [ 158.388792] ? find_held_lock+0x2b/0x80 # [ 158.389136] ? __lock_acquire+0x44d/0x7e0 # [ 158.389464] ? find_held_lock+0x2b/0x80 # [ 158.389782] ? __virt_addr_valid+0x22e/0x450 # [ 158.390135] ? __lock_release+0x5d/0x170 # [ 158.390468] __sys_sendmsg+0x10b/0x1a0 # [ 158.390786] ? __pfx___sys_sendmsg+0x10/0x10 # [ 158.391169] ? trace_kfree+0x2a/0xd0 # [ 158.391521] ? audit_reset_context.part.0.constprop.0+0x954/0xe10 # [ 158.391940] do_syscall_64+0xc1/0x380 # [ 158.392304] entry_SYSCALL_64_after_hwframe+0x77/0x7f # [ 158.392703] RIP: 0033:0x7f2e2aa591e7 # [ 158.393149] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 # [ 158.395253] RSP: 002b:00007ffc9c02a548 EFLAGS: 00000246 ORIG_RAX: 000000000000002e # [ 158.395875] RAX: ffffffffffffffda RBX: 00007ffc9c02ac70 RCX: 00007f2e2aa591e7 # [ 158.396432] RDX: 0000000000000000 RSI: 00007ffc9c02a5b0 RDI: 0000000000000005 # [ 158.396911] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 # [ 158.397416] R10: 000000002639c910 R11: 0000000000000246 R12: 0000000000000003 # [ 158.397904] R13: 00000000686e18fc R14: 0000000000499600 R15: 0000000000000000 # [ 158.398447] # [ 158.398690] irq event stamp: 60151 # [ 158.398934] hardirqs last enabled at (60159): [] __up_console_sem+0x6b/0x80 # [ 158.399972] hardirqs last disabled at (60190): [] __up_console_sem+0x50/0x80 # [ 158.400828] softirqs last enabled at (60188): [] handle_softirqs+0x358/0x620 # [ 158.401415] softirqs last disabled at (60167): [] __irq_exit_rcu+0xfa/0x160 # [ 158.401994] ---[ end trace 0000000000000000 ]--- # [ 159.169257] br0: port 3(c3) entered blocking state # [ 159.169620] br0: port 3(c3) entered disabled state # [ 159.170008] c3: entered allmulticast mode # [ 159.174088] c3: entered promiscuous mode # [ 159.175745] ------------[ cut here ]------------ # [ 159.176080] WARNING: CPU: 3 PID: 1393 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 # [ 159.176748] Modules linked in: bridge stp llc tcp_diag nft_quota inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth # [ 159.177735] CPU: 3 UID: 0 PID: 1393 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full) # [ 159.178404] Tainted: [W]=WARN # [ 159.178642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 # [ 159.179045] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 # [ 159.179595] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 # [ 159.180985] RSP: 0018:ffffc90001316ef0 EFLAGS: 00010246 # [ 159.181651] RAX: 0000000000000000 RBX: ffff88800b44a000 RCX: 0000000000000001 # [ 159.182331] RDX: 0000000000000000 RSI: ffffffff9aa9f52e RDI: ffffffff9a25a5a0 # [ 159.182810] RBP: ffffc90001316fe0 R08: 0000000000000000 R09: 0000000000000000 # [ 159.183395] R10: ffffc90001317010 R11: ffffffff9af798a0 R12: 1ffff92000262de2 # [ 159.183882] R13: 00000000000005dc R14: ffffc90001317010 R15: ffff88800b44af08 # [ 159.184380] FS: 00007f0fa2722800(0000) GS:ffff888099827000(0000) knlGS:0000000000000000 # [ 159.184938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 159.185339] CR2: 00000000004e6888 CR3: 000000000e1a0005 CR4: 0000000000772ef0 # [ 159.185819] PKRU: 55555554 # [ 159.186066] Call Trace: # [ 159.186357] # [ 159.186536] ? __pfx_netif_set_mtu_ext+0x10/0x10 # [ 159.186886] ? __lock_acquire+0x44d/0x7e0 # [ 159.187245] ? find_held_lock+0x2b/0x80 # [ 159.187579] netif_set_mtu+0x88/0x100 # [ 159.187908] ? __pfx_netif_set_mtu+0x10/0x10 # [ 159.188262] dev_set_mtu+0xa0/0x150 # [ 159.188514] br_mtu_auto_adjust+0x189/0x270 [bridge] # [ 159.188996] br_add_if+0xda3/0x1330 [bridge] # [ 159.189392] do_set_master+0x32f/0x500 # [ 159.189712] do_setlink.constprop.0+0x9f4/0x2480 # [ 159.190060] ? __pfx_do_setlink.constprop.0+0x10/0x10 # [ 159.190470] ? rcu_read_lock_any_held+0x43/0xb0 # [ 159.190792] ? validate_chain+0x166/0x4d0 # [ 159.191133] ? __kernel_text_address+0x12/0x40 # [ 159.191476] ? __lock_acquire+0x44d/0x7e0 # [ 159.191788] ? __mutex_trylock_common+0xf9/0x260 # [ 159.192115] ? __pfx___mutex_trylock_common+0x10/0x10 # [ 159.192525] ? rcu_is_watching+0x12/0xc0 # [ 159.192859] ? rcu_is_watching+0x12/0xc0 # [ 159.193187] ? trace_contention_end+0xdc/0x140 # [ 159.193516] ? __mutex_lock+0x19c/0xcd0 # [ 159.193835] ? find_held_lock+0x2b/0x80 # [ 159.194192] ? rtnl_newlink+0x651/0xa60 # [ 159.194507] ? __create_object+0x5e/0xb0 # [ 159.194822] ? __pfx___mutex_lock+0x10/0x10 # [ 159.195175] ? trace_cap_capable+0x10f/0x190 # [ 159.195552] ? _raw_spin_unlock_irqrestore+0x46/0x80 # [ 159.195963] ? __rtnl_newlink+0x40e/0xa40 # [ 159.196344] rtnl_newlink+0x69a/0xa60 # [ 159.196695] ? __pfx_rtnl_newlink+0x10/0x10 # [ 159.197049] ? __lock_acquire+0x44d/0x7e0 # [ 159.197423] ? find_held_lock+0x2b/0x80 # [ 159.197769] ? rtnetlink_rcv_msg+0x6ed/0xc00 # [ 159.198110] ? __lock_release+0x5d/0x170 # [ 159.198428] ? __pfx_rtnl_newlink+0x10/0x10 # [ 159.198760] rtnetlink_rcv_msg+0x710/0xc00 # [ 159.199074] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 # [ 159.199415] ? __lock_acquire+0x44d/0x7e0 # [ 159.199731] netlink_rcv_skb+0x124/0x350 # [ 159.200061] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 # [ 159.200383] ? __pfx_netlink_rcv_skb+0x10/0x10 # [ 159.200706] ? netlink_deliver_tap+0x13e/0x340 # [ 159.201040] ? netlink_deliver_tap+0xc3/0x340 # [ 159.201391] netlink_unicast+0x49e/0x780 # [ 159.201747] ? __pfx_netlink_unicast+0x10/0x10 # [ 159.202075] ? __create_object+0x5e/0xb0 # [ 159.202411] ? __lock_release+0x5d/0x170 # [ 159.202774] netlink_sendmsg+0x721/0xbe0 # [ 159.203147] ? __pfx_netlink_sendmsg+0x10/0x10 # [ 159.203492] ? __import_iovec+0x238/0x3c0 # [ 159.203829] ? __kasan_kmalloc+0x7f/0x90 # [ 159.204190] ____sys_sendmsg+0x7ad/0xa10 # [ 159.204547] ? __pfx_____sys_sendmsg+0x10/0x10 # [ 159.204892] ? __pfx_copy_msghdr_from_user+0x10/0x10 # [ 159.205317] ___sys_sendmsg+0xed/0x170 # [ 159.205659] ? kasan_record_aux_stack+0x8c/0xa0 # [ 159.205988] ? __call_rcu_common.constprop.0+0xa8/0x640 # [ 159.206455] ? __pfx____sys_sendmsg+0x10/0x10 # [ 159.206812] ? find_held_lock+0x2b/0x80 # [ 159.207166] ? __lock_acquire+0x44d/0x7e0 # [ 159.207526] ? find_held_lock+0x2b/0x80 # [ 159.207868] ? __virt_addr_valid+0x22e/0x450 # [ 159.208223] ? __lock_release+0x5d/0x170 # [ 159.208567] __sys_sendmsg+0x10b/0x1a0 # [ 159.208905] ? __pfx___sys_sendmsg+0x10/0x10 # [ 159.209249] ? trace_kfree+0x2a/0xd0 # [ 159.209603] ? audit_reset_context.part.0.constprop.0+0x954/0xe10 # [ 159.210030] do_syscall_64+0xc1/0x380 # [ 159.210371] entry_SYSCALL_64_after_hwframe+0x77/0x7f # [ 159.210794] RIP: 0033:0x7f0fa28ef1e7 # [ 159.211167] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 # [ 159.212402] RSP: 002b:00007ffebc570d88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e # [ 159.212925] RAX: ffffffffffffffda RBX: 00007ffebc5714b0 RCX: 00007f0fa28ef1e7 # [ 159.213440] RDX: 0000000000000000 RSI: 00007ffebc570df0 RDI: 0000000000000005 # [ 159.213957] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 # [ 159.214479] R10: 0000000012ad1910 R11: 0000000000000246 R12: 0000000000000003 # [ 159.214985] R13: 00000000686e18fc R14: 0000000000499600 R15: 0000000000000000 # [ 159.215543] # [ 159.215799] irq event stamp: 48961 # [ 159.216055] hardirqs last enabled at (48969): [] __up_console_sem+0x6b/0x80 # [ 159.216653] hardirqs last disabled at (48978): [] __up_console_sem+0x50/0x80 # [ 159.217243] softirqs last enabled at (48950): [] handle_softirqs+0x358/0x620 # [ 159.217809] softirqs last disabled at (48929): [] __irq_exit_rcu+0xfa/0x160 # [ 159.218386] ---[ end trace 0000000000000000 ]--- # [ 160.013612] br0: port 4(sender) entered blocking state # [ 160.014143] br0: port 4(sender) entered disabled state # [ 160.014624] sender: entered allmulticast mode # [ 160.018782] sender: entered promiscuous mode # [ 160.020842] ------------[ cut here ]------------ # [ 160.022188] WARNING: CPU: 0 PID: 1398 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 # [ 160.022917] Modules linked in: bridge stp llc tcp_diag nft_quota inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth # [ 160.023927] CPU: 0 UID: 0 PID: 1398 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full) # [ 160.024623] Tainted: [W]=WARN # [ 160.024904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 # [ 160.025375] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 # [ 160.025716] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 # [ 160.026911] RSP: 0018:ffffc90000536ef0 EFLAGS: 00010246 # [ 160.027342] RAX: 0000000000000000 RBX: ffff88800b44a000 RCX: 0000000000000001 # [ 160.027825] RDX: 0000000000000000 RSI: ffffffff9aa9f52e RDI: ffffffff9a25a5a0 # [ 160.028353] RBP: ffffc90000536fe0 R08: 0000000000000000 R09: 0000000000000000 # [ 160.028857] R10: ffffc90000537010 R11: ffffffff9b8b19b8 R12: 1ffff920000a6de2 # [ 160.029417] R13: 00000000000005dc R14: ffffc90000537010 R15: ffff88800b44af08 # [ 160.029951] FS: 00007f02b3e3c800(0000) GS:ffff8880996a7000(0000) knlGS:0000000000000000 # [ 160.030726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 160.031312] CR2: 00000000004e5770 CR3: 000000000e1d3002 CR4: 0000000000772ef0 # [ 160.032173] PKRU: 55555554 # [ 160.032523] Call Trace: # [ 160.032962] # [ 160.033279] ? __pfx_netif_set_mtu_ext+0x10/0x10 # [ 160.033869] ? find_held_lock+0x2b/0x80 # [ 160.034489] ? mark_held_locks+0x49/0x80 # [ 160.035087] ? _raw_spin_unlock_irqrestore+0x5d/0x80 # [ 160.035835] ? lockdep_hardirqs_on+0x7c/0x110 # [ 160.036476] netif_set_mtu+0x88/0x100 # [ 160.037079] ? __pfx_netif_set_mtu+0x10/0x10 # [ 160.037723] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge] # [ 160.038566] dev_set_mtu+0xa0/0x150 # [ 160.039023] br_mtu_auto_adjust+0x189/0x270 [bridge] # [ 160.039879] br_add_if+0xda3/0x1330 [bridge] # [ 160.040584] do_set_master+0x32f/0x500 # [ 160.041198] do_setlink.constprop.0+0x9f4/0x2480 # [ 160.041763] ? __pfx_do_setlink.constprop.0+0x10/0x10 # [ 160.042262] ? rcu_read_lock_any_held+0x43/0xb0 # [ 160.042673] ? validate_chain+0x166/0x4d0 # [ 160.043053] ? __kernel_text_address+0x12/0x40 # [ 160.043459] ? __lock_acquire+0x44d/0x7e0 # [ 160.043802] ? __mutex_trylock_common+0xf9/0x260 # [ 160.044148] ? __pfx___mutex_trylock_common+0x10/0x10 # [ 160.044660] ? rcu_is_watching+0x12/0xc0 # [ 160.045041] ? rcu_is_watching+0x12/0xc0 # [ 160.045434] ? trace_contention_end+0xdc/0x140 # [ 160.045774] ? __mutex_lock+0x19c/0xcd0 # [ 160.046167] ? find_held_lock+0x2b/0x80 # [ 160.046538] ? rtnl_newlink+0x651/0xa60 # [ 160.046876] ? __create_object+0x5e/0xb0 # [ 160.047218] ? __pfx___mutex_lock+0x10/0x10 # [ 160.047557] ? trace_cap_capable+0x10f/0x190 # [ 160.047924] ? _raw_spin_unlock_irqrestore+0x46/0x80 # [ 160.048355] ? __rtnl_newlink+0x40e/0xa40 # [ 160.048706] rtnl_newlink+0x69a/0xa60 # [ 160.049035] ? __pfx_rtnl_newlink+0x10/0x10 # [ 160.049371] ? __lock_acquire+0x44d/0x7e0 # [ 160.049714] ? find_held_lock+0x2b/0x80 # [ 160.050042] ? rtnetlink_rcv_msg+0x6ed/0xc00 # [ 160.050376] ? __lock_release+0x5d/0x170 # [ 160.050781] ? __pfx_rtnl_newlink+0x10/0x10 # [ 160.051124] rtnetlink_rcv_msg+0x710/0xc00 # [ 160.051452] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 # [ 160.051801] ? __lock_acquire+0x44d/0x7e0 # [ 160.052240] netlink_rcv_skb+0x124/0x350 # [ 160.052576] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 # [ 160.052920] ? __pfx_netlink_rcv_skb+0x10/0x10 # [ 160.053272] ? netlink_deliver_tap+0x13e/0x340 # [ 160.053696] ? netlink_deliver_tap+0xc3/0x340 # [ 160.054022] netlink_unicast+0x49e/0x780 # [ 160.054384] ? __pfx_netlink_unicast+0x10/0x10 # [ 160.054790] ? __create_object+0x5e/0xb0 # [ 160.055215] ? __lock_release+0x5d/0x170 # [ 160.055584] netlink_sendmsg+0x721/0xbe0 # [ 160.056211] ? __pfx_netlink_sendmsg+0x10/0x10 # [ 160.056649] ? __import_iovec+0x238/0x3c0 # [ 160.057056] ? __kasan_kmalloc+0x7f/0x90 # [ 160.057414] ____sys_sendmsg+0x7ad/0xa10 # [ 160.057760] ? __pfx_____sys_sendmsg+0x10/0x10 # [ 160.058156] ? __pfx_copy_msghdr_from_user+0x10/0x10 # [ 160.058692] ___sys_sendmsg+0xed/0x170 # [ 160.059081] ? kasan_record_aux_stack+0x8c/0xa0 # [ 160.059472] ? __call_rcu_common.constprop.0+0xa8/0x640 # [ 160.060002] ? __pfx____sys_sendmsg+0x10/0x10 # [ 160.060486] ? find_held_lock+0x2b/0x80 # [ 160.061055] ? __lock_acquire+0x44d/0x7e0 # [ 160.061656] ? find_held_lock+0x2b/0x80 # [ 160.062247] ? __virt_addr_valid+0x22e/0x450 # [ 160.062853] ? __lock_release+0x5d/0x170 # [ 160.063475] __sys_sendmsg+0x10b/0x1a0 # [ 160.064073] ? __pfx___sys_sendmsg+0x10/0x10 # [ 160.064450] ? trace_kfree+0x2a/0xd0 # [ 160.064814] ? audit_reset_context.part.0.constprop.0+0x954/0xe10 # [ 160.065267] do_syscall_64+0xc1/0x380 # [ 160.065695] entry_SYSCALL_64_after_hwframe+0x77/0x7f # [ 160.066180] RIP: 0033:0x7f02b40091e7 # [ 160.066557] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 # [ 160.068224] RSP: 002b:00007ffe51224fd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e # [ 160.068871] RAX: ffffffffffffffda RBX: 00007ffe51225700 RCX: 00007f02b40091e7 # [ 160.069545] RDX: 0000000000000000 RSI: 00007ffe51225040 RDI: 0000000000000005 # [ 160.070402] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 # [ 160.071307] R10: 000000000d40c910 R11: 0000000000000246 R12: 0000000000000003 # [ 160.072224] R13: 00000000686e18fd R14: 0000000000499600 R15: 0000000000000000 # [ 160.072824] # [ 160.073189] irq event stamp: 50143 # [ 160.073448] hardirqs last enabled at (50151): [] __up_console_sem+0x6b/0x80 # [ 160.074053] hardirqs last disabled at (50158): [] __up_console_sem+0x50/0x80 # [ 160.074893] softirqs last enabled at (50122): [] handle_softirqs+0x358/0x620 # [ 160.075649] softirqs last disabled at (50101): [] __irq_exit_rcu+0xfa/0x160 # [ 160.076468] ---[ end trace 0000000000000000 ]--- # [ 160.352871] br0: port 4(sender) entered blocking state # [ 160.353473] br0: port 4(sender) entered forwarding state # [ 160.354532] br0: port 3(c3) entered blocking state # [ 160.354876] br0: port 3(c3) entered forwarding state # [ 160.355566] br0: port 2(c2) entered blocking state # [ 160.355904] br0: port 2(c2) entered forwarding state # [ 160.356616] br0: port 1(c1) entered blocking state # [ 160.356951] br0: port 1(c1) entered forwarding state # [ 160.550432] Bridge firewalling registered not ok 1 selftests: net/netfilter: br_netfilter_queue.sh # exit=1 make[1]: Leaving directory '/home/virtme/testing-16/tools/testing/selftests/net/netfilter' make: Leaving directory '/home/virtme/testing-16/tools/testing/selftests' xx__-> echo $? 0 xx__->