ci2 starts bisection 2025-10-17 01:09:17.468439296 +0000 UTC m=+118129.290790497
bisecting fixing commit since de9476bb4f1bf28eba6d8ca55f934f94a39e31f8
building syzkaller on fdeaa69b728b8c7a429af7101cdd788f1dc9b916
ensuring issue is reproducible on original commit de9476bb4f1bf28eba6d8ca55f934f94a39e31f8
testing commit de9476bb4f1bf28eba6d8ca55f934f94a39e31f8 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 84565ea5ca78f5a140d1c7467bafdc5b11031e0737a9c8bbf7b81e3236ef407c
run #0: crashed: possible deadlock in console_unlock
run #1: crashed: possible deadlock in __hrtimer_run_queues
run #2: crashed: possible deadlock in __hrtimer_run_queues
run #3: crashed: WARNING in bpf_probe_read_compat
run #4: crashed: WARNING in bpf_probe_read_compat
run #5: crashed: WARNING in syz
run #6: crashed: WARNING in hrtimer_start_range_ns
run #7: crashed: WARNING in bpf_probe_read_compat
run #8: crashed: possible deadlock in __hrtimer_run_queues
run #9: crashed: possible deadlock in __hrtimer_run_queues
run #10: crashed: WARNING in bpf_probe_read_compat
run #11: crashed: possible deadlock in console_unlock
run #12: crashed: possible deadlock in console_unlock
run #13: crashed: possible deadlock in console_unlock
run #14: crashed: WARNING in bpf_probe_read_compat
run #15: crashed: WARNING in bpf_probe_read_compat
run #16: crashed: WARNING in bpf_probe_read_compat
run #17: crashed: WARNING in hrtimer_start_range_ns
run #18: crashed: WARNING in bpf_probe_read_compat
run #19: crashed: possible deadlock in console_unlock
representative crash: WARNING in bpf_probe_read_compat, types: [WARNING LOCKDEP]
check whether we can drop unnecessary instrumentation
disabling configs for [kasan atomic_sleep hang memleak ubsan], they are not needed
testing commit de9476bb4f1bf28eba6d8ca55f934f94a39e31f8 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 638a6345673c2a49b2d8319678aa20fa537e4db613d571fce02851e22a27e454
all runs: OK
false negative chance: 0.000
kconfig minimization: base=3707 full=7423 leaves diff=2100
split chunks (needed=false): <2100>
split chunk #0 of len 2100 into 5 parts
testing without sub-chunk 1/5
testing commit de9476bb4f1bf28eba6d8ca55f934f94a39e31f8 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 99893598da1963eb6dcd969dbb9573ca82146c188cd4a00f299f773055e91588
run #0: crashed: possible deadlock in __hrtimer_run_queues
run #1: crashed: WARNING in hrtimer_start_range_ns
run #2: crashed: WARNING in bpf_probe_read_compat
run #3: crashed: possible deadlock in __hrtimer_run_queues
run #4: crashed: WARNING in hrtimer_start_range_ns
run #5: crashed: WARNING in bpf_probe_read_compat
run #6: crashed: possible deadlock in __hrtimer_run_queues
run #7: crashed: possible deadlock in console_unlock
run #8: crashed: WARNING in hrtimer_start_range_ns
run #9: crashed: possible deadlock in console_unlock
representative crash: possible deadlock in __hrtimer_run_queues, types: [LOCKDEP WARNING]
the chunk can be dropped
testing without sub-chunk 2/5
testing commit de9476bb4f1bf28eba6d8ca55f934f94a39e31f8 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 069095b0b130f92cd2d7a45b5f1ab8ff1d8bb75b0b6cd841d5e6575859c19504
all runs: crashed: WARNING in bpf_probe_read_compat
representative crash: WARNING in bpf_probe_read_compat, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit de9476bb4f1bf28eba6d8ca55f934f94a39e31f8 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8698c7e2c164992e07eb7699e043917f934ed6416184d832ce08d7963a841902
all runs: crashed: WARNING in bpf_probe_read_compat
representative crash: WARNING in bpf_probe_read_compat, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit de9476bb4f1bf28eba6d8ca55f934f94a39e31f8 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e87501af5d6b8a1b17c22b7ff9c772f91f0b5a8e51729d4f64c1e382095b82d6
all runs: crashed: WARNING in bpf_probe_read_compat
representative crash: WARNING in bpf_probe_read_compat, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 5/5
testing commit de9476bb4f1bf28eba6d8ca55f934f94a39e31f8 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 85b44a942c72670119ad658e8e093e58d38aaace3ac83051f84a3d56b064aeb8
all runs: OK
false negative chance: 0.000
minimized to 420 configs; suspects: [ARCH_ENABLE_MEMORY_HOTREMOVE ATM BCMA BLK_DEV_ZONED BPF_SYSCALL CARDBUS CFG80211 CFG80211_WEXT CMA CONTIG_ALLOC CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_LZO CRYPTO_ZSTD DVB_CORE EXTCON FB FRONTSWAP GPIOLIB HID_ZEROPLUS I2C_MUX IIO IRQ_REMAP LIBNVDIMM MEDIA_ANALOG_TV_SUPPORT MEDIA_CAMERA_SUPPORT MEDIA_CEC_SUPPORT MEDIA_CONTROLLER MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTPLUG_SPARSE MEMORY_HOTREMOVE MFD_VIPERBOARD NOP_USB_XCEIV PARPORT PCCARD PCMCIA PHONET RADIO_ADAPTERS RADIO_SI470X RADIO_SI4713 RC_CORE RFKILL SND SOUND SPI SSB TAP TARGET_CORE TUN USB_AMD5536UDC USB_ATM USB_CHIPIDEA USB_CHIPIDEA_GENERIC USB_CHIPIDEA_HOST USB_CHIPIDEA_IMX USB_CHIPIDEA_MSM USB_CHIPIDEA_PCI USB_CHIPIDEA_TEGRA USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_CONFIGFS_F_MIDI USB_CONFIGFS_F_PRINTER USB_CONFIGFS_F_TCM USB_CONFIGFS_F_UAC1 USB_CONFIGFS_F_UAC1_LEGACY USB_CONFIGFS_F_UAC2 USB_CONFIGFS_F_UVC USB_CONFIGFS_MASS_STORAGE USB_CONFIGFS_NCM USB_CONFIGFS_OBEX USB_CONFIGFS_PHONET USB_CONFIGFS_RNDIS USB_CONFIGFS_SERIAL USB_CONN_GPIO USB_CXACRU USB_CYPRESS_CY7C63 USB_CYTHERM USB_DSBR USB_DUMMY_HCD USB_DWC2 USB_DWC2_HOST USB_DWC2_PCI USB_DWC3 USB_DWC3_GADGET USB_DWC3_HAPS USB_DWC3_OF_SIMPLE USB_DWC3_PCI USB_DWC3_ULPI USB_DYNAMIC_MINORS USB_EG20T USB_EHCI_FSL USB_EHCI_HCD_PLATFORM USB_EHCI_ROOT_HUB_TT USB_EHSET_TEST_FIXTURE USB_EMI26 USB_EMI62 USB_EPSON2888 USB_EZUSB_FX2 USB_FEW_INIT_RETRIES USB_FOTG210_HCD USB_FOTG210_UDC USB_FTDI_ELAN USB_F_ACM USB_F_ECM USB_F_EEM USB_F_FS USB_F_HID USB_F_MASS_STORAGE USB_F_MIDI USB_F_NCM USB_F_OBEX USB_F_PHONET USB_F_PRINTER USB_F_RNDIS USB_F_SERIAL USB_F_SS_LB USB_F_SUBSET USB_F_TCM USB_F_UAC1 USB_F_UAC1_LEGACY USB_F_UAC2 USB_F_UVC USB_GADGET USB_GADGETFS USB_GADGET_DEBUG_FILES USB_GADGET_DEBUG_FS USB_GL860 USB_GOKU USB_GPIO_VBUS USB_GR_UDC USB_GSPCA USB_GSPCA_BENQ USB_GSPCA_CONEX USB_GSPCA_CPIA1 USB_GSPCA_DTCS033 USB_GSPCA_ETOMS USB_GSPCA_FINEPIX USB_GSPCA_JEILINJ USB_GSPCA_JL2005BCD USB_GSPCA_KINECT USB_GSPCA_KONICA USB_GSPCA_MARS USB_GSPCA_MR97310A USB_GSPCA_NW80X USB_GSPCA_OV519 USB_GSPCA_OV534 USB_GSPCA_OV534_9 USB_GSPCA_PAC207 USB_GSPCA_PAC7302 USB_GSPCA_PAC7311 USB_GSPCA_SE401 USB_GSPCA_SN9C2028 USB_GSPCA_SN9C20X USB_GSPCA_SONIXB USB_GSPCA_SONIXJ USB_GSPCA_SPCA1528 USB_GSPCA_SPCA500 USB_GSPCA_SPCA501 USB_GSPCA_SPCA505 USB_GSPCA_SPCA506 USB_GSPCA_SPCA508 USB_GSPCA_SPCA561 USB_GSPCA_SQ905 USB_GSPCA_SQ905C USB_GSPCA_SQ930X USB_GSPCA_STK014 USB_GSPCA_STK1135 USB_GSPCA_STV0680 USB_GSPCA_SUNPLUS USB_GSPCA_T613 USB_GSPCA_TOPRO USB_GSPCA_TOUPTEK USB_GSPCA_TV8532 USB_GSPCA_VC032X USB_GSPCA_VICAM USB_GSPCA_XIRLINK_CIT USB_GSPCA_ZC3XX USB_HACKRF USB_HCD_BCMA USB_HCD_SSB USB_HSIC_USB3503 USB_HSIC_USB4604 USB_HSO USB_HUB_USB251XB USB_IDMOUSE USB_IOWARRIOR USB_IPHETH USB_ISIGHTFW USB_ISP116X_HCD USB_ISP1301 USB_ISP1760 USB_ISP1760_DUAL_ROLE USB_ISP1760_HCD USB_ISP1761_UDC USB_KAWETH USB_KC2190 USB_KEENE USB_LAN78XX USB_LCD USB_LD USB_LEDS_TRIGGER_USBPORT USB_LED_TRIG USB_LEGOTOWER USB_LGM_PHY USB_LIBCOMPOSITE USB_LINK_LAYER_TEST USB_M5602 USB_MA901 USB_MAX3420_UDC USB_MAX3421_HCD USB_MDC800 USB_MICROTEK USB_MR800 USB_MSI2500 USB_MUSB_DUAL_ROLE USB_MUSB_HDRC USB_MV_U3D USB_MV_UDC USB_NET2272 USB_NET2272_DMA USB_NET2280 USB_NET_AQC111 USB_NET_AX88179_178A USB_NET_AX8817X USB_NET_CDCETHER USB_NET_CDC_EEM USB_NET_CDC_MBIM USB_NET_CDC_NCM USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_CH9200 USB_NET_CX82310_ETH USB_NET_DM9601 USB_NET_GL620A USB_NET_HUAWEI_CDC_NCM USB_NET_INT51X1 USB_NET_KALMIA USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_QMI_WWAN USB_NET_RNDIS_HOST USB_NET_RNDIS_WLAN USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_OXU210HP_HCD USB_PEGASUS USB_PULSE8_CEC USB_PWC USB_PWC_INPUT_EVDEV USB_PXA27X USB_R8A66597 USB_R8A66597_HCD USB_RAINSHADOW_CEC USB_RAREMONO USB_RAW_GADGET USB_RTL8150 USB_RTL8152 USB_RTL8153_ECM USB_S2255 USB_SERIAL USB_SERIAL_AIRCABLE USB_SERIAL_ARK3116 USB_SERIAL_BELKIN USB_SERIAL_CH341 USB_SERIAL_CONSOLE USB_SERIAL_CP210X USB_SERIAL_CYBERJACK USB_SERIAL_CYPRESS_M8 USB_SERIAL_DEBUG USB_SERIAL_DIGI_ACCELEPORT USB_SERIAL_EDGEPORT USB_SERIAL_EDGEPORT_TI USB_SERIAL_EMPEG USB_SERIAL_F81232 USB_SERIAL_F8153X USB_SERIAL_FTDI_SIO USB_SERIAL_GARMIN USB_SERIAL_GENERIC USB_SERIAL_IPAQ USB_SERIAL_IPW USB_SERIAL_IR USB_SERIAL_IUU USB_SERIAL_KEYSPAN USB_SERIAL_KEYSPAN_PDA USB_SERIAL_KLSI USB_SERIAL_KOBIL_SCT USB_SERIAL_MCT_U232 USB_SERIAL_METRO USB_SERIAL_MOS7715_PARPORT USB_SERIAL_MOS7720 USB_SERIAL_MOS7840 USB_SERIAL_MXUPORT USB_SERIAL_NAVMAN USB_SERIAL_OMNINET USB_SERIAL_OPTICON USB_SERIAL_OPTION USB_SERIAL_OTI6858 USB_SERIAL_PL2303 USB_SERIAL_QCAUX USB_SERIAL_QT2 USB_SERIAL_QUALCOMM USB_SERIAL_SAFE USB_SERIAL_SIERRAWIRELESS USB_SERIAL_SIMPLE USB_SERIAL_SPCP8X5 USB_SERIAL_SSU100 USB_SERIAL_SYMBOL USB_SERIAL_TI USB_SERIAL_UPD78F0730 USB_SERIAL_VISOR USB_SERIAL_WHITEHEAT USB_SERIAL_WISHBONE USB_SERIAL_WWAN USB_SERIAL_XR USB_SERIAL_XSENS_MT USB_SEVSEG USB_SI470X USB_SI4713 USB_SIERRA_NET USB_SISUSBVGA USB_SL811_CS USB_SL811_HCD USB_SL811_HCD_ISO USB_SNP_CORE USB_SPEEDTOUCH USB_STKWEBCAM USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_ENE_UB6250 USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_STV06XX USB_TEST USB_TMC USB_TRANCEVIBRATOR USB_U132_HCD USB_UAS USB_UEAGLEATM USB_ULPI_BUS USB_USBNET USB_USS720 USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_VIDEO_CLASS USB_VIDEO_CLASS_INPUT_EVDEV USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XHCI_PCI_RENESAS USB_XHCI_PLATFORM USB_XUSBATM USB_YUREX USB_ZR364XX USERFAULTFD USERIO USERMODE_DRIVER USER_RETURN_NOTIFIER U_SERIAL_CONSOLE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VETH VFIO VFIO_IOMMU_TYPE1 VFIO_PCI VFIO_PCI_CORE VFIO_PCI_INTX VFIO_PCI_MMAP VFIO_VIRQFD VGASTATE VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_VDPA VHOST_VSOCK VIDEOBUF2_CORE VIDEOBUF2_DMA_CONTIG VIDEOBUF2_DMA_SG VIDEOBUF2_MEMOPS VIDEOBUF2_V4L2 VIDEOBUF2_VMALLOC VIDEOBUF_GEN VIDEOBUF_VMALLOC VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CPIA2 VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 VIDEO_DEV VIDEO_EM28XX VIDEO_EM28XX_ALSA VIDEO_EM28XX_DVB VIDEO_EM28XX_RC VIDEO_EM28XX_V4L2 VIDEO_GO7007 VIDEO_GO7007_LOADER VIDEO_GO7007_USB VIDEO_GO7007_USB_S2250_BOARD VIDEO_HDPVR VIDEO_MSP3400 VIDEO_PVRUSB2 VIDEO_PVRUSB2_DVB VIDEO_PVRUSB2_SYSFS VIDEO_SAA711X VIDEO_STK1160 VIDEO_STK1160_COMMON VIDEO_TM6000 VIDEO_TM6000_ALSA VIDEO_TM6000_DVB VIDEO_TUNER VIDEO_TVEEPROM VIDEO_USBTV VIDEO_V4L2 VIDEO_V4L2_I2C VIDEO_V4L2_SUBDEV_API VIDEO_V4L2_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_BALLOON VIRTIO_DMA_SHARED_BUFFER VIRTIO_MEM VIRTIO_MMIO VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_PMEM VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VLAN_8021Q VLAN_8021Q_GVRP VLAN_8021Q_MVRP VMAP_PFN VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXFS_FS WANT_DEV_COREDUMP WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK X86_SGX X86_X2APIC XARRAY_MULTI XDP_SOCKETS XDP_SOCKETS_DIAG XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER_COMPAT XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT XILLYBUS_CLASS XILLYUSB XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZBUD ZEROPLUS_FF ZONEFS_FS ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZBUD]
testing current HEAD 29e53a5b1c4f144301ee36a907e8b03d7733f0b0
testing commit 29e53a5b1c4f144301ee36a907e8b03d7733f0b0 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 84fc8c2af2ac3212d027e7e55be94bdf9f8af8889d1e74c4e91391e6a3e67bcf
all runs: crashed: WARNING in bpf_probe_read_compat
representative crash: WARNING in bpf_probe_read_compat, types: [WARNING]
crash still not fixed/happens on the oldest tested release
revisions tested: 8, total time: 2h1m46.855579648s (build: 1h5m46.505361194s, test: 53m49.583421932s)
crash still not fixed or there were kernel test errors
commit msg: Linux 5.15.194
crash: WARNING in bpf_probe_read_compat
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2888 at mm/maccess.c:226 copy_from_user_nofault+0x5d/0x170 mm/maccess.c:226
Modules linked in:
CPU: 1 PID: 2888 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:copy_from_user_nofault+0x5d/0x170 mm/maccess.c:226
Code: 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e fc 00 00 00 41 8b 85 80 16 00 00 85 c0 75 02 <0f> 0b 4c 89 e0 48 01 e8 0f 82 b8 00 00 00 48 ba 00 f0 ff ff ff 7f
RSP: 0018:ffffc90000178b98 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffc90000178c50 RCX: ffffffff814623c5
RDX: 1ffff11021c79a00 RSI: 0000000020000000 RDI: ffff88810e3cd000
RBP: 0000000020000000 R08: 0000000000000000 R09: ffff88810e3cb987
R10: ffffed1021c79730 R11: 0000000000000001 R12: 0000000000000000
R13: ffff88810e3cb980 R14: ffffc90000178cb8 R15: ffffffff814623a0
FS: 0000555572c8e500(0000) GS:ffff8881f6300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f38be9e0e9c CR3: 000000012079b000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
bpf_probe_read_compat+0xc3/0x100 kernel/trace/bpf_trace.c:277
___bpf_prog_run+0x2fd0/0x74f0 kernel/bpf/core.c:1568
__bpf_prog_run32+0x79/0xb0 kernel/bpf/core.c:1788
bpf_dispatcher_nop_func include/linux/bpf.h:888 [inline]
__bpf_prog_run include/linux/filter.h:628 [inline]
bpf_prog_run include/linux/filter.h:635 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
bpf_trace_run2+0xe9/0x280 kernel/trace/bpf_trace.c:1915
__traceiter_hrtimer_start+0x56/0x90 include/trace/events/timer.h:199
trace_hrtimer_start include/trace/events/timer.h:199 [inline]
debug_activate kernel/time/hrtimer.c:466 [inline]
enqueue_hrtimer+0x209/0x2a0 kernel/time/hrtimer.c:1069
__run_hrtimer kernel/time/hrtimer.c:1702 [inline]
__hrtimer_run_queues+0x7d1/0x940 kernel/time/hrtimer.c:1749
hrtimer_interrupt+0x2c1/0x730 kernel/time/hrtimer.c:1811
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline]
__sysvec_apic_timer_interrupt+0xf5/0x340 arch/x86/kernel/apic/apic.c:1114
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0x65/0x90 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:orc_ip arch/x86/kernel/unwind_orc.c:30 [inline]
RIP: 0010:__orc_find+0x6f/0xf0 arch/x86/kernel/unwind_orc.c:52
Code: 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 c1 e8 3f 48 c1 fa 02 48 01 d0 48 d1 f8 48 8d 5c 85 00 48 89 d8 48 c1 e8 03 42 0f b6 14 38 <48> 89 d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 48 48 63 03 48 01
RSP: 0018:ffffc90007c972d0 EFLAGS: 00000a03
RAX: 1ffffffff0d5ddc8 RBX: ffffffff86aeee44 RCX: ffffffff846000c9
RDX: 0000000000000000 RSI: ffffffff86ff2dc6 RDI: ffffffff86aeee40
RBP: ffffffff86aeee40 R08: ffffffff86ff2dc6 R09: 0000000000000001
R10: 000000000003803f R11: 1ffff92000f92e6b R12: ffffffff86aeee4c
R13: ffffffff86aeee40 R14: ffffffff86aeee40 R15: dffffc0000000000
orc_find arch/x86/kernel/unwind_orc.c:178 [inline]
unwind_next_frame+0x2ad/0x1cc0 arch/x86/kernel/unwind_orc.c:448
arch_stack_walk+0x7d/0xe0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38
kasan_set_track+0x1c/0x30 mm/kasan/common.c:46
kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:360
____kasan_slab_free mm/kasan/common.c:366 [inline]
____kasan_slab_free mm/kasan/common.c:328 [inline]
__kasan_slab_free+0xe0/0x110 mm/kasan/common.c:374
kasan_slab_free include/linux/kasan.h:230 [inline]
slab_free_hook mm/slub.c:1710 [inline]
slab_free_freelist_hook mm/slub.c:1736 [inline]
slab_free mm/slub.c:3504 [inline]
kfree+0xe3/0x410 mm/slub.c:4564
call_usermodehelper_freeinfo kernel/umh.c:45 [inline]
call_usermodehelper_exec+0x1ea/0x430 kernel/umh.c:454
call_modprobe kernel/kmod.c:98 [inline]
__request_module+0x345/0x6c0 kernel/kmod.c:170
xt_request_find_table_lock+0x6a/0xa0 net/netfilter/x_tables.c:1288
get_info+0x11f/0x470 net/ipv4/netfilter/ip_tables.c:964
do_ip6t_get_ctl+0x130/0x7d0 net/ipv6/netfilter/ip6_tables.c:1670
nf_getsockopt+0x57/0xb0 net/netfilter/nf_sockopt.c:116
ipv6_getsockopt+0x137/0x1c0 net/ipv6/ipv6_sockglue.c:1492
__sys_getsockopt+0x106/0x1d0 net/socket.c:2247
__do_sys_getsockopt net/socket.c:2262 [inline]
__se_sys_getsockopt net/socket.c:2259 [inline]
__x64_sys_getsockopt+0xb5/0x150 net/socket.c:2259
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f2165cba8ea
Code: ff c3 66 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7
RSP: 002b:00007ffcba02d518 EFLAGS: 00000242
ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2165cba8ea
RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003
RBP: 0000000000000029 R08: 00007ffcba02d53c R09: 00007ffcba02d540
R10: 00007f2165ece0e8 R11: 0000000000000242 R12: 00007f2165d3e0af
R13: 00007f2165ecee60 R14: 00007f2165ece0e8 R15: 00007f2165ece0e0
irq event stamp: 59362
hardirqs last enabled at (59361): [] kasan_quarantine_put+0xd1/0x1f0 mm/kasan/quarantine.c:231
hardirqs last disabled at (59362): [] sysvec_apic_timer_interrupt+0xb/0x90 arch/x86/kernel/apic/apic.c:1108
softirqs last enabled at (59292): [] xt_replace_table+0x2da/0x740 net/netfilter/x_tables.c:1418
softirqs last disabled at (59290): [] xt_jumpstack_alloc net/netfilter/x_tables.c:1353 [inline]
softirqs last disabled at (59290): [] xt_replace_table+0x1dd/0x740 net/netfilter/x_tables.c:1393
---[ end trace 51b3284ade0817fc ]---
----------------
Code disassembly (best guess):
0: 72 4d jb 0x4f
2: 4c 89 e0 mov %r12,%rax
5: 48 29 e8 sub %rbp,%rax
8: 48 89 c2 mov %rax,%rdx
b: 48 c1 e8 3f shr $0x3f,%rax
f: 48 c1 fa 02 sar $0x2,%rdx
13: 48 01 d0 add %rdx,%rax
16: 48 d1 f8 sar %rax
19: 48 8d 5c 85 00 lea 0x0(%rbp,%rax,4),%rbx
1e: 48 89 d8 mov %rbx,%rax
21: 48 c1 e8 03 shr $0x3,%rax
25: 42 0f b6 14 38 movzbl (%rax,%r15,1),%edx
* 2a: 48 89 d8 mov %rbx,%rax <-- trapping instruction
2d: 83 e0 07 and $0x7,%eax
30: 83 c0 03 add $0x3,%eax
33: 38 d0 cmp %dl,%al
35: 7c 04 jl 0x3b
37: 84 d2 test %dl,%dl
39: 75 48 jne 0x83
3b: 48 63 03 movslq (%rbx),%rax
3e: 48 rex.W
3f: 01 .byte 0x1