WARNING in rcu_core ------------[ cut here ]------------ WARNING: CPU: 1 PID: 27 at mm/slub.c:4550 slab_free_after_rcu_debug+0x18b/0x270 mm/slub.c:4550 Modules linked in: CPU: 1 UID: 0 PID: 27 Comm: kdevtmpfs Not tainted 6.11.0-rc2-next-20240805-syzkaller-gd6dbc9f56c3a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:slab_free_after_rcu_debug+0x18b/0x270 mm/slub.c:4550 Code: 48 89 04 19 48 8d 4a 08 49 8b 34 24 65 48 0f c7 0e 75 c8 4c 89 f7 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 36 55 ff ff 90 <0f> 0b 90 eb 92 90 0f 0b 90 eb 8c 90 0f 0b 90 eb 86 41 8b 54 24 1c RSP: 0000:ffffc90000a18bc0 EFLAGS: 00010286 RAX: ffff88823be00000 RBX: ffff888022d91900 RCX: 000000000004c000 RDX: ffffea0000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000a18e30 R08: ffffffff8142d2ec R09: 1ffffffff26e90eb R10: dffffc0000000000 R11: ffffffff81f105b0 R12: dffffc0000000000 R13: ffffffff817beed6 R14: ffff88823be4c000 R15: ffffea00008b6400 FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000000e734000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rcu_do_batch kernel/rcu/tree.c:2569 [inline] rcu_core+0xafd/0x1830 kernel/rcu/tree.c:2843 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:deref_stack_reg arch/x86/kernel/unwind_orc.c:406 [inline] RIP: 0010:unwind_next_frame+0x135e/0x2a00 arch/x86/kernel/unwind_orc.c:585 Code: 44 24 08 4c 39 f0 0f 86 05 08 00 00 48 39 e8 0f 87 fc 07 00 00 e8 42 b4 52 00 4c 89 e7 e8 3a 24 00 00 48 89 c3 48 8b 44 24 30 <42> 80 3c 28 00 48 8b 6c 24 20 4c 8b 74 24 48 74 08 48 89 ef e8 49 RSP: 0000:ffffc90000a27488 EFLAGS: 00000293 RAX: 1ffff92000144eb5 RBX: ffffffff81605f30 RCX: ffff88801828da00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc90000a27ed8 RBP: 1ffff92000144eae R08: ffffffff814147ed R09: ffffffff81414746 R10: 0000000000000003 R11: ffff88801828da00 R12: ffffc90000a27ed8 R13: dffffc0000000000 R14: 1ffff92000144ead R15: 1ffff92000144eac arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:319 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:345 kasan_slab_alloc include/linux/kasan.h:237 [inline] slab_post_alloc_hook mm/slub.c:4028 [inline] slab_alloc_node mm/slub.c:4077 [inline] kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4084 lsm_inode_alloc security/security.c:699 [inline] security_inode_alloc+0x28/0x120 security/security.c:1600 inode_init_always+0x966/0xc90 fs/inode.c:316 alloc_inode fs/inode.c:353 [inline] new_inode_pseudo fs/inode.c:1121 [inline] new_inode+0xa7/0x310 fs/inode.c:1140 __shmem_get_inode mm/shmem.c:2663 [inline] shmem_get_inode+0x34a/0xd50 mm/shmem.c:2734 shmem_mknod+0x5f/0x1e0 mm/shmem.c:3429 vfs_mknod+0x36d/0x3b0 fs/namei.c:4088 handle_create drivers/base/devtmpfs.c:219 [inline] handle drivers/base/devtmpfs.c:384 [inline] devtmpfs_work_loop+0x963/0x1040 drivers/base/devtmpfs.c:399 devtmpfsd+0x4c/0x50 drivers/base/devtmpfs.c:441 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---------------- Code disassembly (best guess): 0: 44 24 08 rex.R and $0x8,%al 3: 4c 39 f0 cmp %r14,%rax 6: 0f 86 05 08 00 00 jbe 0x811 c: 48 39 e8 cmp %rbp,%rax f: 0f 87 fc 07 00 00 ja 0x811 15: e8 42 b4 52 00 call 0x52b45c 1a: 4c 89 e7 mov %r12,%rdi 1d: e8 3a 24 00 00 call 0x245c 22: 48 89 c3 mov %rax,%rbx 25: 48 8b 44 24 30 mov 0x30(%rsp),%rax * 2a: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) <-- trapping instruction 2f: 48 8b 6c 24 20 mov 0x20(%rsp),%rbp 34: 4c 8b 74 24 48 mov 0x48(%rsp),%r14 39: 74 08 je 0x43 3b: 48 89 ef mov %rbp,%rdi 3e: e8 .byte 0xe8 3f: 49 rex.WB failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.1.226" "pwd"]: exit status 255 ssh: connect to host 10.128.1.226 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[us-central1-ssh-serialport.googleapis.com]:9600' (RSA) to the list of known hosts. SeaBIOS (version 1.8.2-google) Total RAM Size = 0x0000000200000000 = 8192 MiB CPUs found: 2 Max CPUs supported: 2 SeaBIOS (version 1.8.2-google) Machine UUID bc75221c-bda7-2114-023c-35d84fbe4d56 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2790: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... [ 0.000000][ T0] Linux version 6.11.0-rc2-next-20240805-syzkaller-gd6dbc9f56c3a (syzkaller@syzkaller) (Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable [ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000006][ T0] kvm-clock: using sched offset of 5198858068 cycles [ 0.000845][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004341][ T0] tsc: Detected 2200.162 MHz processor [ 0.009445][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.011238][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.013296][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.014813][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.022750][ T0] found SMP MP-table at [mem 0x000f2a50-0x000f2a5f] [ 0.024079][ T0] Using GB pages for direct mapping [ 0.028672][ T0] ACPI: Early table checksum verification disabled [ 0.030006][ T0] ACPI: RSDP 0x00000000000F27D0 000014 (v00 Google) [ 0.031375][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.033685][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.035357][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.036792][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.037524][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.038517][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.040233][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.041688][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.043489][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.044811][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.046681][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.047791][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.048912][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.050119][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.051346][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.052415][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.053805][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.056144][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.057259][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.058678][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.060053][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.061524][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.063091][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.065109][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.068200][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.069964][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.072160][ T0] NODE_DATA(0) allocated [mem 0x13fffb540-0x140000fff] [ 0.075005][ T0] NODE_DATA(1) allocated [mem 0x23fff7540-0x23fffcfff] [ 0.118906][ T0] Zone ranges: [ 0.119897][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.121486][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.122933][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.124404][ T0] Device empty [ 0.125287][ T0] Mserialport: Connected to syzkaller.us-central1-c.ci-upstream-linux-next-kasan-gce-root-test-job-parallel-0 port 1 (session ID: 05ac8c1462d9042deea392b140b002d15cc96e8d3a7cf66a0a3485a1a6627a70, active connections: 1). ovable zone start for each node [ 0.126434][ T0] Early memory node ranges [ 0.127276][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.128362][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.129374][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.130835][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.132835][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.134346][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.135525][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.136711][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.205041][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.592135][ T0] kasan: KernelAddressSanitizer initialized [ 0.594072][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.595353][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.596599][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.598305][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.599414][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.600874][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.602459][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.603902][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.604994][ T0] CPU topo: Max. logical packages: 1 [ 0.605871][ T0] CPU topo: Max. logical dies: 1 [ 0.606838][ T0] CPU topo: Max. dies per package: 1 [ 0.607878][ T0] CPU topo: Max. threads per core: 2 [ 0.609057][ T0] CPU topo: Num. cores per package: 1 [ 0.611552][ T0] CPU topo: Num. threads per package: 2 [ 0.614133][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.616790][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.620400][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.622575][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.625338][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.627360][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.629230][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.632715][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.635733][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.637477][ T0] Booting paravirtualized kernel on KVM [ 0.639347][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.792463][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.795111][ T0] percpu: Embedded 74 pages/cpu s264520 r8192 d30392 u1048576 [ 0.796794][ T0] kvm-guest: PV spinlocks enabled [ 0.797643][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.798732][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=8 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.816792][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.820026][ T0] random: crng init done [ 0.821458][ T0] Fallback order for Node 0: 0 1 [ 0.821503][ T0] Fallback order for Node 1: 1 0 [ 0.821518][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.825363][ T0] Policy zone: Normal [ 0.827109][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.828406][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.829453][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.836792][ T0] software IO TLB: area num 2. [ 1.966809][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 2.093605][ T0] allocated 167772160 bytes of page_ext [ 2.096252][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 2.113086][ T0] Node 0, zone DMA32: page owner found early allocated 21222 pages [ 2.126392][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 2.137282][ T0] Node 1, zone Normal: page owner found early allocated 19843 pages [ 2.139193][ T0] Kernel/User page tables isolation: enabled [ 2.142043][ T0] Dynamic Preempt: full [ 2.144602][ T0] Running RCU self tests [ 2.145453][ T0] Running RCU synchronous self tests [ 2.146454][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.148667][ T0] rcu: RCU lockdep checking is enabled. [ 2.149814][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 2.151755][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 2.154517][ T0] rcu: RCU debug extended QS entry/exit. [ 2.155870][ T0] All grace periods are expedited (rcu_expedited). [ 2.156898][ T0] Trampoline variant of Tasks RCU enabled. [ 2.158201][ T0] Tracing variant of Tasks RCU enabled. [ 2.158965][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.160772][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 2.163981][ T0] Running RCU synchronous self tests [ 2.165555][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.167717][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.281404][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 2.284296][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 2.286508][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 2.289554][ T0] Console: colour VGA+ 80x25 [ 2.290890][ T0] printk: legacy console [ttyS0] enabled [ 2.290890][ T0] printk: legacy console [ttyS0] enabled [ 2.293870][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.293870][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.296253][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.298645][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.299642][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.301167][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.302946][ T0] ... CLASSHASH_SIZE: 4096 [ 2.304277][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 2.305485][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 2.306553][ T0] ... CHAINHASH_SIZE: 131072 [ 2.309622][ T0] memory used by lock dependency info: 20721 kB [ 2.311450][ T0] memory used for stack traces: 8320 kB [ 2.312663][ T0] per task-struct memory footprint: 1920 bytes [ 2.315675][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.320601][ T0] ACPI: Core revision 20240322 [ 2.324547][ T0] APIC: Switch to symmetric I/O mode setup [ 2.328169][ T0] x2apic enabled [ 2.337393][ T0] APIC: Switched APIC routing to: physical x2apic [ 2.346295][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.348502][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6cbb9648, max_idle_ns: 440795209148 ns [ 2.351623][ T0] Calibrating delay loop (skipped) preset value.. 4400.32 BogoMIPS (lpj=22001620) [ 2.362342][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 2.364001][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 2.366064][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.369110][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 2.371613][ T0] Spectre V2 : Mitigation: IBRS [ 2.372648][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 2.374499][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 2.375934][ T0] RETBleed: Mitigation: IBRS [ 2.377273][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 2.379181][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 2.380811][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.381663][ T0] MDS: Mitigation: Clear CPU buffers [ 2.383232][ T0] TAA: Mitigation: Clear CPU buffers [ 2.384675][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.387423][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 2.389715][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 2.391622][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 2.394851][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 2.396802][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.639484][ T0] Freeing SMP alternatives memory: 128K [ 2.641621][ T0] pid_max: default: 32768 minimum: 301 [ 2.643474][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 2.647537][ T0] landlock: Up and running. [ 2.648769][ T0] Yama: becoming mindful. [ 2.650540][ T0] TOMOYO Linux initialized [ 2.652086][ T0] AppArmor: AppArmor initialized [ 2.652827][ T0] LSM support for eBPF active [ 2.659925][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.664793][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.667124][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.668949][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.676406][ T0] Running RCU synchronous self tests [ 2.677253][ T0] Running RCU synchronous self tests [ 2.801449][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.801597][ T1] Running RCU Tasks wait API self tests [ 2.902096][ T1] Running RCU Tasks Trace wait API self tests [ 2.904052][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 2.906647][ T1] signal: max sigframe size: 1776 [ 2.908497][ T1] rcu: Hierarchical SRCU implementation. [ 2.909303][ T1] rcu: Max phase no-delay instances is 1000. [ 2.911941][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 2.920652][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.921704][ T15] Callback from call_rcu_tasks_trace() invoked. [ 2.924002][ T1] smp: Bringing up secondary CPUs ... [ 2.927412][ T1] smpboot: x86: Booting SMP configuration: [ 2.928875][ T1] .... node #0, CPUs: #1 [ 2.932387][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.935190][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. [ 2.938093][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 2.941823][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.942792][ T1] smpboot: Total of 2 processors activated (8800.64 BogoMIPS) [ 2.945871][ T1] Memory: 6559276K/8388204K available (180224K kernel code, 28309K rwdata, 37132K rodata, 26500K init, 35736K bss, 1639356K reserved, 0K cma-reserved) [ 2.954675][ T1] devtmpfs: initialized [ 2.954675][ T1] x86/mm: Memory block size: 128MB [ 3.002116][ T1] Running RCU synchronous self tests [ 3.004288][ T1] Running RCU synchronous self tests [ 3.005672][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.005785][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 3.016663][ T1] PM: RTC time: 17:04:57, date: 2024-08-05 [ 3.040883][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 3.045708][ T1] audit: initializing netlink subsys (disabled) [ 3.048006][ T29] audit: type=2000 audit(1722877497.575:1): state=initialized audit_enabled=0 res=1 [ 3.055903][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.055918][ T1] thermal_sys: Registered thermal governor 'user_space' [ 3.057707][ T1] cpuidle: using governor menu [ 3.062029][ T1] NET: Registered PF_QIPCRTR protocol family [ 3.068697][ T1] dca service started, version 1.12.1 [ 3.070572][ T1] PCI: Using configuration type 1 for base access [ 3.081793][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 3.083529][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 3.085249][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 3.086791][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 3.102241][ T1] cryptd: max_cpu_qlen set to 1000 [ 3.112389][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 3.114105][ T1] raid6: using avx2x2 recovery algorithm [ 3.118057][ T1] ACPI: Added _OSI(Module Device) [ 3.119111][ T1] ACPI: Added _OSI(Processor Device) [ 3.120009][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.120848][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.131798][ T14] Callback from call_rcu_tasks() invoked. [ 3.334846][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.405591][ T1] ACPI: Interpreter enabled [ 3.407971][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.408961][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.410493][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.411612][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.419512][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.710687][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.711758][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.714448][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.718623][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.749103][ T1] PCI host bridge to bus 0000:00 [ 3.750781][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.752166][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.755070][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.761667][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.768168][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.771656][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.774146][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.785480][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.835750][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.877486][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.885938][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.896487][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.907203][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.935276][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.945999][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.954670][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.979482][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.994043][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 4.030245][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 4.040677][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 4.057270][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 4.065675][ T1] pci 0000:00:06.0: BAR 1 [mem 0xfe802000-0xfe80207f] [ 4.105855][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 4.118198][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 4.126921][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe803000-0xfe80303f] [ 4.199837][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.211019][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.221741][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.231381][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.235940][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.271672][ T1] iommu: Default domain type: Translated [ 4.272587][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.282583][ T1] SCSI subsystem initialized [ 4.294210][ T1] ACPI: bus type USB registered [ 4.295948][ T1] usbcore: registered new interface driver usbfs [ 4.297236][ T1] usbcore: registered new interface driver hub [ 4.298594][ T1] usbcore: registered new device driver usb [ 4.302541][ T1] mc: Linux media interface: v0.10 [ 4.303725][ T1] videodev: Linux video capture interface: v2.00 [ 4.306041][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.306963][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.308609][ T1] PTP clock support registered [ 4.311399][ T1] EDAC MC: Ver: 3.0.0 [ 4.320067][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.330757][ T1] Bluetooth: Core ver 2.22 [ 4.331925][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.332808][ T1] Bluetooth: HCI device and connection manager initialized [ 4.333965][ T1] Bluetooth: HCI socket layer initialized [ 4.334803][ T1] Bluetooth: L2CAP socket layer initialized [ 4.335893][ T1] Bluetooth: SCO socket layer initialized [ 4.336818][ T1] NET: Registered PF_ATMPVC protocol family [ 4.337702][ T1] NET: Registered PF_ATMSVC protocol family [ 4.339118][ T1] NetLabel: Initializing [ 4.339755][ T1] NetLabel: domain hash size = 128 [ 4.340521][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.342172][ T1] NetLabel: unlabeled traffic allowed by default [ 4.346602][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.348074][ T1] NET: Registered PF_NFC protocol family [ 4.349025][ T1] PCI: Using ACPI for IRQ routing [ 4.351366][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.351597][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.351597][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.351622][ T1] vgaarb: loaded [ 4.356057][ T1] clocksource: Switched to clocksource kvm-clock [ 4.359821][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.361714][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.370236][ T1] netfs: FS-Cache loaded [ 4.373219][ T1] CacheFiles: Loaded [ 4.375122][ T1] TOMOYO: 2.6.0 [ 4.375769][ T1] Mandatory Access Control activated. [ 4.383483][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.385678][ T1] pnp: PnP ACPI init [ 4.423897][ T1] pnp: PnP ACPI: found 7 devices [ 4.501880][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.521276][ T1] NET: Registered PF_INET protocol family [ 4.530730][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.544878][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 4.549855][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.556986][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.572056][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 4.589561][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.597833][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 4.605472][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 4.612316][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 4.618612][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.624780][ T1] RPC: Registered named UNIX socket transport module. [ 4.626531][ T1] RPC: Registered udp transport module. [ 4.627829][ T1] RPC: Registered tcp transport module. [ 4.629766][ T1] RPC: Registered tcp-with-tls transport module. [ 4.632020][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.639420][ T1] NET: Registered PF_XDP protocol family [ 4.640991][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.642071][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.643685][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.645124][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.649954][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.653184][ T1] PCI: CLS 0 bytes, default 64 [ 4.664198][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.665922][ T1] software IO TLB: mapped [mem 0x00000000b5000000-0x00000000b9000000] (64MB) [ 4.668998][ T1] ACPI: bus type thunderbolt registered [ 4.676084][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.677409][ T64] kworker/u8:1 (64) used greatest stack depth: 26936 bytes left [ 4.705429][ T1] kvm_amd: CPU 1 isn't AMD or Hygon [ 4.706708][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6cbb9648, max_idle_ns: 440795209148 ns [ 4.709266][ T1] clocksource: Switched to clocksource tsc [ 4.718658][ T68] kworker/u8:4 (68) used greatest stack depth: 25800 bytes left [ 4.743601][ T80] kworker/u8:4 (80) used greatest stack depth: 25128 bytes left [ 6.742364][ T1] Initialise system trusted keyrings [ 6.747578][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.754473][ T1] DLM installed [ 6.758623][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.765824][ T1] NFS: Registering the id_resolver key type [ 6.767732][ T1] Key type id_resolver registered [ 6.768542][ T1] Key type id_legacy registered [ 6.770067][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.772466][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.785315][ T1] Key type cifs.spnego registered [ 6.788204][ T1] Key type cifs.idmap registered [ 6.789948][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.791476][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.793521][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.794800][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.799567][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.801246][ T1] QNX4 filesystem 0.2.3 registered. [ 6.806754][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.811003][ T1] fuse: init (API version 7.40) [ 6.818281][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.824288][ T1] orangefs_init: module version upstream loaded [ 6.831875][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.862435][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 6.867328][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.868629][ T1] NILFS version 2 loaded [ 6.869281][ T1] befs: version: 0.9.3 [ 6.870530][ T1] ocfs2: Registered cluster interface o2cb [ 6.873299][ T1] ocfs2: Registered cluster interface user [ 6.875468][ T1] OCFS2 User DLM kernel interface loaded [ 6.892188][ T1] gfs2: GFS2 installed [ 6.905603][ T1] ceph: loaded (mds proto 32) [ 6.930391][ T1] NET: Registered PF_ALG protocol family [ 6.931843][ T1] xor: automatically using best checksumming function avx [ 6.933428][ T1] async_tx: api initialized (async) [ 6.934674][ T1] Key type asymmetric registered [ 6.935951][ T1] Asymmetric key parser 'x509' registered [ 6.937287][ T1] Asymmetric key parser 'pkcs8' registered [ 6.938331][ T1] Key type pkcs7_test registered [ 6.939620][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 238) [ 6.941923][ T1] io scheduler mq-deadline registered [ 6.943431][ T1] io scheduler kyber registered [ 6.945870][ T1] io scheduler bfq registered [ 6.963163][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.971868][ T1] ACPI: button: Power Button [PWRF] [ 6.975064][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.978274][ T1] ACPI: button: Sleep Button [SLPF] [ 6.992740][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 7.016779][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 7.022439][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.056167][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 7.057287][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.090056][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 7.091851][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 7.118404][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 7.674337][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.676358][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.682229][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.697957][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.713123][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.724272][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.744366][ T1] Non-volatile memory driver v1.3 [ 7.764811][ T1] Linux agpgart interface v0.103 [ 7.771072][ T1] usbcore: registered new interface driver xillyusb [ 7.778537][ T1] ACPI: bus type drm_connector registered [ 7.787754][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 7.799514][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 7.870940][ T1] Console: switching to colour frame buffer device 128x48 [ 7.889453][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.890902][ T1] usbcore: registered new interface driver udl [ 7.894243][ T1] usbcore: registered new interface driver gm12u320 [ 7.895912][ T1] usbcore: registered new interface driver gud [ 7.967350][ T1] brd: module loaded [ 8.056018][ T1] loop: module loaded [ 8.180117][ T1] zram: Added device: zram0 [ 8.191587][ T1] null_blk: disk nullb0 created [ 8.192766][ T1] null_blk: module loaded [ 8.195455][ T1] Guest personality initialized and is inactive [ 8.198223][ T1] VMCI host device registered (name=vmci, major=10, minor=118) [ 8.199779][ T1] Initialized host personality [ 8.201138][ T1] usbcore: registered new interface driver rtsx_usb [ 8.203905][ T1] usbcore: registered new interface driver viperboard [ 8.207738][ T1] usbcore: registered new interface driver dln2 [ 8.210185][ T1] usbcore: registered new interface driver pn533_usb [ 8.218507][ T1] nfcsim 0.2 initialized [ 8.220622][ T1] usbcore: registered new interface driver port100 [ 8.222122][ T1] usbcore: registered new interface driver nfcmrvl [ 8.229980][ T1] Loading iSCSI transport class v2.0-870. [ 8.247137][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 8.276376][ T1] scsi host0: Virtio SCSI HBA [ 8.360442][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 8.366759][ T12] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 8.404692][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 8.407284][ T1] db_root: cannot open: /etc/target [ 8.410563][ T1] slram: not enough parameters. [ 8.424855][ T1] ftl_cs: FTL header not found. [ 8.481441][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 8.483666][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 8.485725][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 8.500515][ T1] MACsec IEEE 802.1AE [ 8.515143][ T1] usbcore: registered new interface driver mvusb_mdio [ 8.517383][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 8.618912][ T1] vcan: Virtual CAN interface driver [ 8.619763][ T1] vxcan: Virtual CAN Tunnel driver [ 8.620917][ T1] slcan: serial line CAN interface driver [ 8.622146][ T1] CAN device driver interface [ 8.623851][ T1] usbcore: registered new interface driver usb_8dev [ 8.625371][ T1] usbcore: registered new interface driver ems_usb [ 8.627360][ T1] usbcore: registered new interface driver esd_usb [ 8.629052][ T1] usbcore: registered new interface driver etas_es58x [ 8.630697][ T1] usbcore: registered new interface driver f81604 [ 8.632253][ T1] usbcore: registered new interface driver gs_usb [ 8.635115][ T1] usbcore: registered new interface driver kvaser_usb [ 8.637794][ T1] usbcore: registered new interface driver mcba_usb [ 8.639717][ T1] usbcore: registered new interface driver peak_usb [ 8.641582][ T1] usbcore: registered new interface driver ucan [ 8.643122][ T1] e100: Intel(R) PRO/100 Network Driver [ 8.644145][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 8.645334][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 8.646767][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 8.648307][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 8.649811][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.653490][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 8.654850][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 8.655928][ T1] AX.25: bpqether driver version 004 [ 8.657497][ T1] PPP generic driver version 2.4.2 [ 8.660149][ T1] PPP BSD Compression module registered [ 8.661339][ T1] PPP Deflate Compression module registered [ 8.662380][ T1] PPP MPPE Compression module registered [ 8.663503][ T1] NET: Registered PF_PPPOX protocol family [ 8.664808][ T1] PPTP driver version 0.8.5 [ 8.670284][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 8.672431][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 8.674142][ T1] SLIP linefill/keepalive option. [ 8.675057][ T1] hdlc: HDLC support module revision 1.22 [ 8.676269][ T1] LAPB Ethernet driver version 0.02 [ 8.678470][ T1] usbcore: registered new interface driver ath9k_htc [ 8.681401][ T1] usbcore: registered new interface driver carl9170 [ 8.683224][ T1] usbcore: registered new interface driver ath6kl_usb [ 8.684929][ T1] usbcore: registered new interface driver ar5523 [ 8.688539][ T1] usbcore: registered new interface driver ath10k_usb [ 8.690380][ T1] usbcore: registered new interface driver plfxlc [ 8.692567][ T1] mac80211_hwsim: initializing netlink [ 8.750186][ T1] usbcore: registered new interface driver atusb [ 8.785091][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 8.792484][ T1] VMware vmxnet3 virtual NIC driver - version 1.9.0.0-k-NAPI [ 8.796277][ T1] usbcore: registered new interface driver catc [ 8.797912][ T1] usbcore: registered new interface driver kaweth [ 8.799092][ T1] pegasus: Pegasus/Pegasus II USB Ethernet driver [ 8.801223][ T1] usbcore: registered new interface driver pegasus [ 8.802561][ T1] usbcore: registered new interface driver rtl8150 [ 8.804420][ T1] usbcore: registered new device driver r8152-cfgselector [ 8.813301][ T1] usbcore: registered new interface driver r8152 [ 8.816600][ T35] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 8.817843][ T12] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 8.819850][ T35] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 8.824440][ T1] usbcore: registered new interface driver hso [ 8.824696][ T35] sd 0:0:1:0: [sda] Write Protect is off [ 8.826573][ T1] usbcore: registered new interface driver lan78xx [ 8.829867][ T35] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 8.829987][ T1] usbcore: registered new interface driver asix [ 8.835711][ T1] usbcore: registered new interface driver ax88179_178a [ 8.838807][ T1] usbcore: registered new interface driver cdc_ether [ 8.842220][ T1] usbcore: registered new interface driver cdc_eem [ 8.844216][ T1] usbcore: registered new interface driver dm9601 [ 8.846597][ C1] ------------[ cut here ]------------ [ 8.847284][ T1] usbcore: registered new interface driver sr9700 [ 8.848668][ C1] WARNING: CPU: 1 PID: 27 at mm/slub.c:4550 slab_free_after_rcu_debug+0x18b/0x270 [ 8.848717][ C1] Modules linked in: [ 8.848743][ C1] CPU: 1 UID: 0 PID: 27 Comm: kdevtmpfs Not tainted 6.11.0-rc2-next-20240805-syzkaller-gd6dbc9f56c3a #0 [ 8.848763][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 8.848777][ C1] RIP: 0010:slab_free_after_rcu_debug+0x18b/0x270 [ 8.848798][ C1] Code: 48 89 04 19 48 8d 4a 08 49 8b 34 24 65 48 0f c7 0e 75 c8 4c 89 f7 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 36 55 ff ff 90 <0f> 0b 90 eb 92 90 0f 0b 90 eb 8c 90 0f 0b 90 eb 86 41 8b 54 24 1c [ 8.848813][ C1] RSP: 0000:ffffc90000a18bc0 EFLAGS: 00010286 [ 8.848827][ C1] RAX: ffff88823be00000 RBX: ffff888022d91900 RCX: 000000000004c000 [ 8.848909][ C1] RDX: ffffea0000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 8.848922][ C1] RBP: ffffc90000a18e30 R08: ffffffff8142d2ec R09: 1ffffffff26e90eb [ 8.848935][ C1] R10: dffffc0000000000 R11: ffffffff81f105b0 R12: dffffc0000000000 [ 8.848948][ C1] R13: ffffffff817beed6 R14: ffff88823be4c000 R15: ffffea00008b6400 [ 8.848961][ C1] FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 8.848975][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.848987][ C1] CR2: 0000000000000000 CR3: 000000000e734000 CR4: 00000000003506f0 [ 8.849001][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.849012][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.849022][ C1] Call Trace: [ 8.849030][ C1] [ 8.849039][ C1] ? __warn+0x168/0x4e0 [ 8.849057][ C1] ? slab_free_after_rcu_debug+0x18b/0x270 [ 8.849080][ C1] ? report_bug+0x2b3/0x500 [ 8.849101][ C1] ? slab_free_after_rcu_debug+0x18b/0x270 [ 8.849126][ C1] ? handle_bug+0x3e/0x70 [ 8.849147][ C1] ? exc_invalid_op+0x1a/0x50 [ 8.849190][ C1] ? asm_exc_invalid_op+0x1a/0x20 [ 8.849221][ C1] ? rcu_core+0xa86/0x1830 [ 8.849246][ C1] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 8.849266][ C1] ? __phys_addr+0xac/0x170 [ 8.849291][ C1] ? slab_free_after_rcu_debug+0x18b/0x270 [ 8.849319][ C1] ? rcu_core+0xa86/0x1830 [ 8.849341][ C1] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 8.849360][ C1] rcu_core+0xafd/0x1830 [ 8.849399][ C1] ? __pfx_rcu_core+0x10/0x10 [ 8.849422][ C1] ? __irq_exit_rcu+0xf4/0x1c0 [ 8.849443][ C1] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 8.849474][ C1] ? mark_lock+0x9a/0x360 [ 8.849494][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 8.849521][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 8.849553][ C1] handle_softirqs+0x2c4/0x970 [ 8.849579][ C1] ? __irq_exit_rcu+0xf4/0x1c0 [ 8.849606][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 8.849631][ C1] ? irqtime_account_irq+0xd4/0x1e0 [ 8.849664][ C1] __irq_exit_rcu+0xf4/0x1c0 [ 8.849686][ C1] ? __pfx___irq_exit_rcu+0x10/0x10 [ 8.849717][ C1] irq_exit_rcu+0x9/0x30 [ 8.849736][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 8.849755][ C1] [ 8.849760][ C1] [ 8.849767][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 8.849793][ C1] RIP: 0010:unwind_next_frame+0x135e/0x2a00 [ 8.849818][ C1] Code: 44 24 08 4c 39 f0 0f 86 05 08 00 00 48 39 e8 0f 87 fc 07 00 00 e8 42 b4 52 00 4c 89 e7 e8 3a 24 00 00 48 89 c3 48 8b 44 24 30 <42> 80 3c 28 00 48 8b 6c 24 20 4c 8b 74 24 48 74 08 48 89 ef e8 49 [ 8.849831][ C1] RSP: 0000:ffffc90000a27488 EFLAGS: 00000293 [ 8.849845][ C1] RAX: 1ffff92000144eb5 RBX: ffffffff81605f30 RCX: ffff88801828da00 [ 8.849858][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc90000a27ed8 [ 8.849868][ C1] RBP: 1ffff92000144eae R08: ffffffff814147ed R09: ffffffff81414746 [ 8.849881][ C1] R10: 0000000000000003 R11: ffff88801828da00 R12: ffffc90000a27ed8 [ 8.849893][ C1] R13: dffffc0000000000 R14: 1ffff92000144ead R15: 1ffff92000144eac [ 8.849909][ C1] ? kthread+0x2f0/0x390 [ 8.849941][ C1] ? unwind_next_frame+0xff6/0x2a00 [ 8.849964][ C1] ? unwind_next_frame+0x109d/0x2a00 [ 8.849995][ C1] ? unwind_next_frame+0x1356/0x2a00 [ 8.850029][ C1] ? devtmpfsd+0x4c/0x50 [ 8.850049][ C1] ? devtmpfsd+0x4c/0x50 [ 8.850065][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 8.850091][ C1] arch_stack_walk+0x151/0x1b0 [ 8.850115][ C1] ? devtmpfsd+0x4c/0x50 [ 8.850136][ C1] stack_trace_save+0x118/0x1d0 [ 8.850157][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 8.850182][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 8.850216][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 8.850243][ C1] kasan_save_track+0x3f/0x80 [ 8.850261][ C1] ? kasan_save_track+0x3f/0x80 [ 8.850277][ C1] ? __kasan_slab_alloc+0x66/0x80 [ 8.850294][ C1] ? kmem_cache_alloc_noprof+0x135/0x2a0 [ 8.850315][ C1] ? security_inode_alloc+0x28/0x120 [ 8.850344][ C1] ? inode_init_always+0x966/0xc90 [ 8.850365][ C1] ? new_inode+0xa7/0x310 [ 8.850385][ C1] ? shmem_get_inode+0x34a/0xd50 [ 8.850408][ C1] ? shmem_mknod+0x5f/0x1e0 [ 8.850420][ C1] ? vfs_mknod+0x36d/0x3b0 [ 8.850436][ C1] ? devtmpfs_work_loop+0x963/0x1040 [ 8.850456][ C1] ? devtmpfsd+0x4c/0x50 [ 8.850509][ C1] __kasan_slab_alloc+0x66/0x80 [ 8.850529][ C1] ? security_inode_alloc+0x28/0x120 [ 8.850552][ C1] kmem_cache_alloc_noprof+0x135/0x2a0 [ 8.850596][ C1] security_inode_alloc+0x28/0x120 [ 8.850621][ C1] inode_init_always+0x966/0xc90 [ 8.850645][ C1] ? __pfx_shmem_alloc_inode+0x10/0x10 [ 8.850670][ C1] new_inode+0xa7/0x310 [ 8.850697][ C1] shmem_get_inode+0x34a/0xd50 [ 8.850731][ C1] shmem_mknod+0x5f/0x1e0 [ 8.850750][ C1] vfs_mknod+0x36d/0x3b0 [ 8.850776][ C1] devtmpfs_work_loop+0x963/0x1040 [ 8.850801][ C1] ? __pfx_devtmpfs_work_loop+0x10/0x10 [ 8.850827][ C1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 8.850870][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 8.850896][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 8.850924][ C1] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 8.850956][ C1] ? complete+0xb4/0x1c0 [ 8.850977][ C1] ? __pfx_devtmpfsd+0x10/0x10 [ 8.850994][ C1] devtmpfsd+0x4c/0x50 [ 8.851010][ C1] kthread+0x2f0/0x390 [ 8.851025][ C1] ? __pfx_devtmpfsd+0x10/0x10 [ 8.851042][ C1] ? __pfx_kthread+0x10/0x10 [ 8.851059][ C1] ret_from_fork+0x4b/0x80 [ 8.851083][ C1] ? __pfx_kthread+0x10/0x10 [ 8.851099][ C1] ret_from_fork_asm+0x1a/0x30 [ 8.851147][ C1] [ 8.851163][ C1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 8.851178][ C1] CPU: 1 UID: 0 PID: 27 Comm: kdevtmpfs Not tainted 6.11.0-rc2-next-20240805-syzkaller-gd6dbc9f56c3a #0 [ 8.851205][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 8.851216][ C1] Call Trace: [ 8.851223][ C1] [ 8.851230][ C1] dump_stack_lvl+0x241/0x360 [ 8.851255][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 8.851277][ C1] ? __pfx__printk+0x10/0x10 [ 8.851304][ C1] ? vscnprintf+0x5d/0x90 [ 8.851330][ C1] panic+0x349/0x880 [ 8.851353][ C1] ? __warn+0x177/0x4e0 [ 8.851372][ C1] ? __pfx_panic+0x10/0x10 [ 8.851401][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 8.851430][ C1] __warn+0x34b/0x4e0 [ 8.851448][ C1] ? slab_free_after_rcu_debug+0x18b/0x270 [ 8.851472][ C1] report_bug+0x2b3/0x500 [ 8.851491][ C1] ? slab_free_after_rcu_debug+0x18b/0x270 [ 8.851516][ C1] handle_bug+0x3e/0x70 [ 8.851538][ C1] exc_invalid_op+0x1a/0x50 [ 8.851561][ C1] asm_exc_invalid_op+0x1a/0x20 [ 8.851585][ C1] RIP: 0010:slab_free_after_rcu_debug+0x18b/0x270 [ 8.851606][ C1] Code: 48 89 04 19 48 8d 4a 08 49 8b 34 24 65 48 0f c7 0e 75 c8 4c 89 f7 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 36 55 ff ff 90 <0f> 0b 90 eb 92 90 0f 0b 90 eb 8c 90 0f 0b 90 eb 86 41 8b 54 24 1c [ 8.851621][ C1] RSP: 0000:ffffc90000a18bc0 EFLAGS: 00010286 [ 8.851637][ C1] RAX: ffff88823be00000 RBX: ffff888022d91900 RCX: 000000000004c000 [ 8.851651][ C1] RDX: ffffea0000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 8.851663][ C1] RBP: ffffc90000a18e30 R08: ffffffff8142d2ec R09: 1ffffffff26e90eb [ 8.851677][ C1] R10: dffffc0000000000 R11: ffffffff81f105b0 R12: dffffc0000000000 [ 8.851691][ C1] R13: ffffffff817beed6 R14: ffff88823be4c000 R15: ffffea00008b6400 [ 8.851706][ C1] ? rcu_core+0xa86/0x1830 [ 8.851732][ C1] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 8.851753][ C1] ? __phys_addr+0xac/0x170 [ 8.851779][ C1] ? rcu_core+0xa86/0x1830 [ 8.851803][ C1] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 8.851823][ C1] rcu_core+0xafd/0x1830 [ 8.851861][ C1] ? __pfx_rcu_core+0x10/0x10 [ 8.851884][ C1] ? __irq_exit_rcu+0xf4/0x1c0 [ 8.851906][ C1] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 8.851938][ C1] ? mark_lock+0x9a/0x360 [ 8.851959][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 8.851986][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 8.852020][ C1] handle_softirqs+0x2c4/0x970 [ 8.852047][ C1] ? __irq_exit_rcu+0xf4/0x1c0 [ 8.852074][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 8.852099][ C1] ? irqtime_account_irq+0xd4/0x1e0 [ 8.852128][ C1] __irq_exit_rcu+0xf4/0x1c0 [ 8.852151][ C1] ? __pfx___irq_exit_rcu+0x10/0x10 [ 8.852181][ C1] irq_exit_rcu+0x9/0x30 [ 8.852206][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 8.852226][ C1] [ 8.852233][ C1] [ 8.852240][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 8.852280][ C1] RIP: 0010:unwind_next_frame+0x135e/0x2a00 [ 8.852307][ C1] Code: 44 24 08 4c 39 f0 0f 86 05 08 00 00 48 39 e8 0f 87 fc 07 00 00 e8 42 b4 52 00 4c 89 e7 e8 3a 24 00 00 48 89 c3 48 8b 44 24 30 <42> 80 3c 28 00 48 8b 6c 24 20 4c 8b 74 24 48 74 08 48 89 ef e8 49 [ 8.852323][ C1] RSP: 0000:ffffc90000a27488 EFLAGS: 00000293 [ 8.852339][ C1] RAX: 1ffff92000144eb5 RBX: ffffffff81605f30 RCX: ffff88801828da00 [ 8.852353][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc90000a27ed8 [ 8.852365][ C1] RBP: 1ffff92000144eae R08: ffffffff814147ed R09: ffffffff81414746 [ 8.852379][ C1] R10: 0000000000000003 R11: ffff88801828da00 R12: ffffc90000a27ed8 [ 8.852393][ C1] R13: dffffc0000000000 R14: 1ffff92000144ead R15: 1ffff92000144eac [ 8.852412][ C1] ? kthread+0x2f0/0x390 [ 8.852428][ C1] ? unwind_next_frame+0xff6/0x2a00 [ 8.852454][ C1] ? unwind_next_frame+0x109d/0x2a00 [ 8.852486][ C1] ? unwind_next_frame+0x1356/0x2a00 [ 8.852520][ C1] ? devtmpfsd+0x4c/0x50 [ 8.852540][ C1] ? devtmpfsd+0x4c/0x50 [ 8.852557][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 8.852583][ C1] arch_stack_walk+0x151/0x1b0 [ 8.852608][ C1] ? devtmpfsd+0x4c/0x50 [ 8.852631][ C1] stack_trace_save+0x118/0x1d0 [ 8.852673][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 8.852700][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 8.852730][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 8.852758][ C1] kasan_save_track+0x3f/0x80 [ 8.852777][ C1] ? kasan_save_track+0x3f/0x80 [ 8.852795][ C1] ? __kasan_slab_alloc+0x66/0x80 [ 8.852815][ C1] ? kmem_cache_alloc_noprof+0x135/0x2a0 [ 8.852838][ C1] ? security_inode_alloc+0x28/0x120 [ 8.852863][ C1] ? inode_init_always+0x966/0xc90 [ 8.852885][ C1] ? new_inode+0xa7/0x310 [ 8.905728][ C1] ? shmem_get_inode+0x34a/0xd50 [ 8.905728][ C1] ? shmem_mknod+0x5f/0x1e0 [ 8.905728][ C1] ? vfs_mknod+0x36d/0x3b0 [ 8.905728][ C1] ? devtmpfs_work_loop+0x963/0x1040 [ 8.905728][ C1] ? devtmpfsd+0x4c/0x50 [ 8.905728][ C1] __kasan_slab_alloc+0x66/0x80 [ 8.905728][ C1] ? security_inode_alloc+0x28/0x120 [ 8.905728][ C1] kmem_cache_alloc_noprof+0x135/0x2a0 [ 8.905728][ C1] security_inode_alloc+0x28/0x120 [ 8.905728][ C1] inode_init_always+0x966/0xc90 [ 8.905728][ C1] ? __pfx_shmem_alloc_inode+0x10/0x10 [ 8.905728][ C1] new_inode+0xa7/0x310 [ 8.905728][ C1] shmem_get_inode+0x34a/0xd50 [ 8.905728][ C1] shmem_mknod+0x5f/0x1e0 [ 8.905728][ C1] vfs_mknod+0x36d/0x3b0 [ 8.905728][ C1] devtmpfs_work_loop+0x963/0x1040 [ 8.905728][ C1] ? __pfx_devtmpfs_work_loop+0x10/0x10 [ 8.905728][ C1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 8.905728][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 8.905728][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 8.905728][ C1] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 8.905728][ C1] ? complete+0xb4/0x1c0 [ 8.905728][ C1] ? __pfx_devtmpfsd+0x10/0x10 [ 8.905728][ C1] devtmpfsd+0x4c/0x50 [ 8.905728][ C1] kthread+0x2f0/0x390 [ 8.905728][ C1] ? __pfx_devtmpfsd+0x10/0x10 [ 8.905728][ C1] ? __pfx_kthread+0x10/0x10 [ 8.905728][ C1] ret_from_fork+0x4b/0x80 [ 8.905728][ C1] ? __pfx_kthread+0x10/0x10 [ 8.905728][ C1] ret_from_fork_asm+0x1a/0x30 [ 8.905728][ C1] [ 8.905728][ C1] Kernel Offset: disabled [ 8.905728][ C1] Rebooting in 86400 seconds.. syzkaller build log: go env (err=) GO111MODULE='auto' GOARCH='amd64' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFLAGS='' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs-2/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.21.4' GCCGO='gccgo' GOAMD64='v1' AR='ar' CC='gcc' CXX='g++' CGO_ENABLED='1' GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod' GOWORK='' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' PKG_CONFIG='pkg-config' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build562063380=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at 07b455f92 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=07b455f928ae5c2cd07f4d61c1b499f56ea3dd08 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240426-121529'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=07b455f928ae5c2cd07f4d61c1b499f56ea3dd08 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240426-121529'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=07b455f928ae5c2cd07f4d61c1b499f56ea3dd08 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240426-121529'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"07b455f928ae5c2cd07f4d61c1b499f56ea3dd08\"