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@10.128.1.164" "pwd"]: exit status 255 ssh: connect to host 10.128.1.164 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' (ECDSA) 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 99cf6481-913a-f8b3-88a8-0e052a788a13 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 0x000f27f0: 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 6.15.0-rc5-next-20250506-syzkaller (syzkaller@syzkaller) (Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2) #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 04/29/2025 [ 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 [ 0.000004][ T0] kvm-clock: using sched offset of 4074053826 cycles [ 0.000788][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003212][ T0] tsc: Detected 2200.284 MHz processor [ 0.004918][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.005787][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.007107][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008213][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.014393][ T0] found SMP MP-table at [mem 0x000f2ab0-0x000f2abf] [ 0.015280][ T0] Using GB pages for direct mapping [ 0.017124][ T0] ACPI: Early table checksum verification disabled [ 0.017988][ T0] ACPI: RSDP 0x00000000000F2830 000014 (v00 Google) [ 0.018978][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.020470][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.021839][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.023138][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.023896][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.024654][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.025901][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.027484][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.029716][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.031253][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.032394][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.033416][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.034528][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.035885][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.036980][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.038408][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.039726][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.041309][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.042393][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.043602][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.serialport: Connected to syzkaller.us-central1-c.ci-upstream-linux-next-kasan-gce-root-test-0 port 1 (session ID: 2b53769efbc7d4cd945258d14f41ac7242ac5203d044f5e5582c8e9735176d90, active connections: 1). 044610][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.046449][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.048115][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.049235][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.050511][ T0] NODE_DATA(0) allocated [mem 0x13fffb400-0x140000fff] [ 0.052377][ T0] NODE_DATA(1) allocated [mem 0x23fff7400-0x23fffcfff] [ 0.092838][ T0] Zone ranges: [ 0.093799][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.095001][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.096764][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.098031][ T0] Device empty [ 0.098633][ T0] Movable zone start for each node [ 0.099396][ T0] Early memory node ranges [ 0.100305][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.101341][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.102426][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.105161][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.106859][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.108281][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.109380][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.110421][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.160478][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.524212][ T0] kasan: KernelAddressSanitizer initialized [ 0.525992][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.526687][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.527735][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.528867][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.529859][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.530856][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.531863][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.532963][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.534072][ T0] CPU topo: Max. logical packages: 1 [ 0.534871][ T0] CPU topo: Max. logical dies: 1 [ 0.535613][ T0] CPU topo: Max. dies per package: 1 [ 0.536374][ T0] CPU topo: Max. threads per core: 2 [ 0.537141][ T0] CPU topo: Num. cores per package: 1 [ 0.537853][ T0] CPU topo: Num. threads per package: 2 [ 0.538583][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.539645][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.540906][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.542136][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.543684][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.544881][ T0] Booting paravirtualized kernel on KVM [ 0.545811][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.631090][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.633239][ T0] percpu: Embedded 70 pages/cpu s246024 r8192 d32504 u1048576 [ 0.634460][ T0] kvm-guest: PV spinlocks enabled [ 0.635474][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.636751][ 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=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 panic_on_warn [ 0.639344][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32 BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.656196][ T0] random: crng init done [ 0.656744][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.658145][ T0] software IO TLB: area num 2. [ 0.687615][ T0] Fallback order for Node 0: 0 1 [ 0.687628][ T0] Fallback order for Node 1: 1 0 [ 0.687635][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.690296][ T0] Policy zone: Normal [ 0.691769][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.692878][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.694148][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.411289][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.531011][ T0] allocated 167772160 bytes of page_ext [ 1.532151][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.545206][ T0] Node 0, zone DMA32: page owner found early allocated 21222 pages [ 1.551254][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 1.561825][ T0] Node 1, zone Normal: page owner found early allocated 19843 pages [ 1.563778][ T0] Kernel/User page tables isolation: enabled [ 1.566125][ T0] Dynamic Preempt: full [ 1.567940][ T0] Running RCU self tests [ 1.568781][ T0] Running RCU synchronous self tests [ 1.569482][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.570399][ T0] rcu: RCU lockdep checking is enabled. [ 1.571241][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.572465][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.573548][ T0] rcu: RCU debug extended QS entry/exit. [ 1.574426][ T0] All grace periods are expedited (rcu_expedited). [ 1.575331][ T0] Trampoline variant of Tasks RCU enabled. [ 1.576093][ T0] Tracing variant of Tasks RCU enabled. [ 1.576811][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.578285][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.579905][ T0] Running RCU synchronous self tests [ 1.580762][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.582523][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.682048][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.684308][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.686127][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 1.689923][ T0] Console: colour VGA+ 80x25 [ 1.690775][ T0] printk: legacy console [ttyS0] enabled [ 1.690775][ T0] printk: legacy console [ttyS0] enabled [ 1.692416][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.692416][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.694548][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.695922][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.696760][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.697499][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.698447][ T0] ... CLASSHASH_SIZE: 4096 [ 1.699360][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.700605][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.701718][ T0] ... CHAINHASH_SIZE: 524288 [ 1.702730][ T0] memory used by lock dependency info: 106625 kB [ 1.703826][ T0] memory used for stack traces: 8320 kB [ 1.704642][ T0] per task-struct memory footprint: 1920 bytes [ 1.706470][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.708224][ T0] ACPI: Core revision 20250404 [ 1.709988][ T0] APIC: Switch to symmetric I/O mode setup [ 1.711362][ T0] x2apic enabled [ 1.715716][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.722882][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.725077][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb73f23d78, max_idle_ns: 440795264154 ns [ 1.727226][ T0] Calibrating delay loop (skipped) preset value.. 4400.56 BogoMIPS (lpj=22002840) [ 1.729497][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.737286][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 1.738605][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.740450][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.741873][ T0] Spectre V2 : Mitigation: IBRS [ 1.742600][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.743869][ T0] RETBleed: Mitigation: IBRS [ 1.744636][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.745872][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.747228][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.748824][ T0] MDS: Mitigation: Clear CPU buffers [ 1.749614][ T0] TAA: Mitigation: Clear CPU buffers [ 1.750599][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.752234][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.753819][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.755039][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.756063][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.757221][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 1.941014][ T0] Freeing SMP alternatives memory: 132K [ 1.942386][ T0] pid_max: default: 32768 minimum: 301 [ 1.943675][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 1.945897][ T0] landlock: Up and running. [ 1.946599][ T0] Yama: becoming mindful. [ 1.947502][ T0] TOMOYO Linux initialized [ 1.949035][ T0] AppArmor: AppArmor initialized [ 1.951145][ T0] LSM support for eBPF active [ 1.958117][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.962662][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.964887][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.966515][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.971865][ T0] Running RCU synchronous self tests [ 1.973037][ T0] Running RCU synchronous self tests [ 2.095662][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.097211][ T9] ------------[ cut here ]------------ [ 2.097211][ T9] WARNING: CPU: 0 PID: 9 at arch/x86/mm/tlb.c:919 switch_mm_irqs_off+0x640/0x7c0 [ 2.097211][ T9] Modules linked in: [ 2.097211][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.15.0-rc5-next-20250506-syzkaller #0 PREEMPT(full) [ 2.097211][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 [ 2.097211][ T9] Workqueue: events once_deferred [ 2.097211][ T9] RIP: 0010:switch_mm_irqs_off+0x640/0x7c0 [ 2.097211][ T9] Code: 84 f4 fa ff ff 90 0f 0b 90 e9 eb fa ff ff 90 0f 0b 90 e9 84 fe ff ff 90 0f 0b 90 e9 18 fc ff ff 90 0f 0b 90 e9 cb fb ff ff 90 <0f> 0b 90 e9 df fb ff ff 89 c8 90 0f 0b 90 e9 3f fd ff ff 90 0f 0b [ 2.097211][ T9] RSP: 0000:ffffc900000e7740 EFLAGS: 00010056 [ 2.097211][ T9] RAX: 0000000000000001 RBX: ffff888018470940 RCX: ffffffff816876dd [ 2.097211][ T9] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff888018470940 [ 2.097211][ T9] RBP: ffffc900000e7810 R08: ffff888018470947 R09: 1ffff1100308e128 [ 2.097211][ T9] R10: dffffc0000000000 R11: ffffed100308e129 R12: 1ffff110033510ab [ 2.097211][ T9] R13: ffffffff8ce27740 R14: ffff888019a88000 R15: 0000000000000000 [ 2.097211][ T9] FS: 0000000000000000(0000) GS:ffff8881281a9000(0000) knlGS:0000000000000000 [ 2.097211][ T9] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.097211][ T9] CR2: ffff88823ffff000 CR3: 0000000018478000 CR4: 00000000003506f0 [ 2.097211][ T9] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2.097211][ T9] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2.097211][ T9] Call Trace: [ 2.097211][ T9] [ 2.097211][ T9] ? __pfx_switch_mm_irqs_off+0x10/0x10 [ 2.097211][ T9] ? __text_poke+0x49e/0x7f0 [ 2.097211][ T9] ? kasan_check_range+0x29a/0x2b0 [ 2.097211][ T9] ? serial8250_isa_init_ports+0x5e/0xe0 [ 2.097211][ T9] unuse_temporary_mm+0x9d/0x100 [ 2.097211][ T9] __text_poke+0x52d/0x7f0 [ 2.097211][ T9] ? __pfx_text_poke_memcpy+0x10/0x10 [ 2.097211][ T9] ? serial8250_isa_init_ports+0x5e/0xe0 [ 2.097211][ T9] ? __pfx___text_poke+0x10/0x10 [ 2.097211][ T9] ? rcu_is_watching+0x15/0xb0 [ 2.097211][ T9] ? trace_contention_end+0x39/0x120 [ 2.097211][ T9] smp_text_poke_batch_finish+0x213/0xe10 [ 2.097211][ T9] ? __pfx___mutex_lock+0x10/0x10 [ 2.097211][ T9] ? __pfx_smp_text_poke_batch_finish+0x10/0x10 [ 2.097211][ T9] ? arch_jump_label_transform_queue+0x7a/0xe0 [ 2.097211][ T9] ? process_scheduled_works+0x957/0x13f0 [ 2.097211][ T9] arch_jump_label_transform_apply+0x17/0x30 [ 2.097211][ T9] static_key_disable_cpuslocked+0x9b/0x160 [ 2.097211][ T9] static_key_disable+0x15/0x20 [ 2.097211][ T9] once_deferred+0x56/0x90 [ 2.097211][ T9] process_scheduled_works+0x9f5/0x13f0 [ 2.097211][ T9] ? __pfx_process_scheduled_works+0x10/0x10 [ 2.097211][ T9] ? assign_work+0x28f/0x3a0 [ 2.097211][ T9] worker_thread+0x772/0xba0 [ 2.097211][ T9] kthread+0x5fd/0x770 [ 2.097211][ T9] ? __pfx_worker_thread+0x10/0x10 [ 2.097211][ T9] ? __pfx_kthread+0x10/0x10 [ 2.097211][ T9] ? __pfx_kthread+0x10/0x10 [ 2.097211][ T9] ? _raw_spin_unlock_irq+0x23/0x50 [ 2.097211][ T9] ? lockdep_hardirqs_on+0x9c/0x150 [ 2.097211][ T9] ? __pfx_kthread+0x10/0x10 [ 2.097211][ T9] ret_from_fork+0x32/0x70 [ 2.097211][ T9] ? __pfx_kthread+0x10/0x10 [ 2.097211][ T9] ret_from_fork_asm+0x1a/0x30 [ 2.097211][ T9] [ 2.097211][ T9] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 2.097211][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.15.0-rc5-next-20250506-syzkaller #0 PREEMPT(full) [ 2.097211][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 [ 2.097211][ T9] Workqueue: events once_deferred [ 2.097211][ T9] Call Trace: [ 2.097211][ T9] [ 2.097211][ T9] dump_stack_lvl+0x8b/0x190 [ 2.097211][ T9] ? __pfx_dump_stack_lvl+0x10/0x10 [ 2.097211][ T9] ? __pfx__printk+0x10/0x10 [ 2.097211][ T9] ? __pfx__printk+0x10/0x10 [ 2.097211][ T9] panic+0x226/0x5c0 [ 2.097211][ T9] ? __pfx_panic+0x10/0x10 [ 2.097211][ T9] ? ret_from_fork_asm+0x1a/0x30 [ 2.097211][ T9] __warn+0x255/0x370 [ 2.097211][ T9] ? switch_mm_irqs_off+0x640/0x7c0 [ 2.097211][ T9] ? switch_mm_irqs_off+0x640/0x7c0 [ 2.097211][ T9] report_bug+0x1d1/0x440 [ 2.097211][ T9] ? switch_mm_irqs_off+0x640/0x7c0 [ 2.097211][ T9] ? switch_mm_irqs_off+0x642/0x7c0 [ 2.097211][ T9] handle_bug+0x84/0x160 [ 2.097211][ T9] exc_invalid_op+0x1a/0x50 [ 2.097211][ T9] asm_exc_invalid_op+0x1a/0x20 [ 2.097211][ T9] RIP: 0010:switch_mm_irqs_off+0x640/0x7c0 [ 2.097211][ T9] Code: 84 f4 fa ff ff 90 0f 0b 90 e9 eb fa ff ff 90 0f 0b 90 e9 84 fe ff ff 90 0f 0b 90 e9 18 fc ff ff 90 0f 0b 90 e9 cb fb ff ff 90 <0f> 0b 90 e9 df fb ff ff 89 c8 90 0f 0b 90 e9 3f fd ff ff 90 0f 0b [ 2.097211][ T9] RSP: 0000:ffffc900000e7740 EFLAGS: 00010056 [ 2.097211][ T9] RAX: 0000000000000001 RBX: ffff888018470940 RCX: ffffffff816876dd [ 2.097211][ T9] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff888018470940 [ 2.097211][ T9] RBP: ffffc900000e7810 R08: ffff888018470947 R09: 1ffff1100308e128 [ 2.097211][ T9] R10: dffffc0000000000 R11: ffffed100308e129 R12: 1ffff110033510ab [ 2.097211][ T9] R13: ffffffff8ce27740 R14: ffff888019a88000 R15: 0000000000000000 [ 2.097211][ T9] ? switch_mm_irqs_off+0x21d/0x7c0 [ 2.097211][ T9] ? __pfx_switch_mm_irqs_off+0x10/0x10 [ 2.097211][ T9] ? __text_poke+0x49e/0x7f0 [ 2.097211][ T9] ? kasan_check_range+0x29a/0x2b0 [ 2.097211][ T9] ? serial8250_isa_init_ports+0x5e/0xe0 [ 2.097211][ T9] unuse_temporary_mm+0x9d/0x100 [ 2.097211][ T9] __text_poke+0x52d/0x7f0 [ 2.097211][ T9] ? __pfx_text_poke_memcpy+0x10/0x10 [ 2.097211][ T9] ? serial8250_isa_init_ports+0x5e/0xe0 [ 2.097211][ T9] ? __pfx___text_poke+0x10/0x10 [ 2.097211][ T9] ? rcu_is_watching+0x15/0xb0 [ 2.097211][ T9] ? trace_contention_end+0x39/0x120 [ 2.097211][ T9] smp_text_poke_batch_finish+0x213/0xe10 [ 2.097211][ T9] ? __pfx___mutex_lock+0x10/0x10 [ 2.097211][ T9] ? __pfx_smp_text_poke_batch_finish+0x10/0x10 [ 2.097211][ T9] ? arch_jump_label_transform_queue+0x7a/0xe0 [ 2.097211][ T9] ? process_scheduled_works+0x957/0x13f0 [ 2.097211][ T9] arch_jump_label_transform_apply+0x17/0x30 [ 2.097211][ T9] static_key_disable_cpuslocked+0x9b/0x160 [ 2.097211][ T9] static_key_disable+0x15/0x20 [ 2.097211][ T9] once_deferred+0x56/0x90 [ 2.097211][ T9] process_scheduled_works+0x9f5/0x13f0 [ 2.097211][ T9] ? __pfx_process_scheduled_works+0x10/0x10 [ 2.097211][ T9] ? assign_work+0x28f/0x3a0 [ 2.097211][ T9] worker_thread+0x772/0xba0 [ 2.097211][ T9] kthread+0x5fd/0x770 [ 2.097211][ T9] ? __pfx_worker_thread+0x10/0x10 [ 2.097211][ T9] ? __pfx_kthread+0x10/0x10 [ 2.097211][ T9] ? __pfx_kthread+0x10/0x10 [ 2.097211][ T9] ? _raw_spin_unlock_irq+0x23/0x50 [ 2.097211][ T9] ? lockdep_hardirqs_on+0x9c/0x150 [ 2.097211][ T9] ? __pfx_kthread+0x10/0x10 [ 2.097211][ T9] ret_from_fork+0x32/0x70 [ 2.097211][ T9] ? __pfx_kthread+0x10/0x10 [ 2.097211][ T9] ret_from_fork_asm+0x1a/0x30 [ 2.097211][ T9] [ 2.097211][ T9] Rebooting in 86400 seconds..