ci2 starts bisection 2024-03-05 08:30:07.59622208 +0000 UTC m=+28928.063584508
bisecting fixing commit since a356197db198ad9825ce225f19f2c7448ef9eea0
building syzkaller on 0b6a67ac4b0dc26f43030c5edd01c9175f13b784
ensuring issue is reproducible on original commit a356197db198ad9825ce225f19f2c7448ef9eea0

testing commit a356197db198ad9825ce225f19f2c7448ef9eea0 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0b3b90b031c93069218211a9101a1ea2181e79ecf781b65598070248ca18ea1c
all runs: crashed: WARNING in xfs_bmapi_convert_delalloc
representative crash: WARNING in xfs_bmapi_convert_delalloc, types: [WARNING]
check whether we can drop unnecessary instrumentation
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit a356197db198ad9825ce225f19f2c7448ef9eea0 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 68f15babad579c795a7da8bc3ad6599457a64fd65bf6ed89117fba5805f10f16
all runs: crashed: WARNING in xfs_bmapi_convert_delalloc
representative crash: WARNING in xfs_bmapi_convert_delalloc, types: [WARNING]
the bug reproduces without the instrumentation
disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
kconfig minimization: base=3820 full=7527 leaves diff=1997
split chunks (needed=false): <1997>
split chunk #0 of len 1997 into 5 parts
testing without sub-chunk 1/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed
testing commit a356197db198ad9825ce225f19f2c7448ef9eea0 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 2310f8290fdf64c7d257c640647250dc56fbfd7d5b46169933b4c4374c7c2ef6
all runs: crashed: WARNING in xfs_bmapi_convert_delalloc
representative crash: WARNING in xfs_bmapi_convert_delalloc, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit a356197db198ad9825ce225f19f2c7448ef9eea0 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5e11a6e76db02dc607c56eaaa2a0c8cc40b7c56e0cdc2223482655e710c4ae48
all runs: crashed: WARNING in xfs_bmapi_convert_delalloc
representative crash: WARNING in xfs_bmapi_convert_delalloc, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit a356197db198ad9825ce225f19f2c7448ef9eea0 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c1e581e7dd733944bad44209db4f6ee64d08e1de58b223ef98ea332f5140ef4a
all runs: crashed: WARNING in xfs_bmapi_convert_delalloc
representative crash: WARNING in xfs_bmapi_convert_delalloc, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit a356197db198ad9825ce225f19f2c7448ef9eea0 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: fd95d4092be5c9e1719f14638483fa0cd16e4ab1e806e600b859bf14605e20c9
run #0: failed: failed to run binary in VM: broken console: Permission denied (publickey)
run #1: crashed: WARNING in xfs_bmapi_convert_delalloc
run #2: crashed: WARNING in xfs_bmapi_convert_delalloc
run #3: crashed: WARNING in xfs_bmapi_convert_delalloc
run #4: crashed: WARNING in xfs_bmapi_convert_delalloc
run #5: crashed: WARNING in xfs_bmapi_convert_delalloc
run #6: crashed: WARNING in xfs_bmapi_convert_delalloc
run #7: crashed: WARNING in xfs_bmapi_convert_delalloc
run #8: crashed: WARNING in xfs_bmapi_convert_delalloc
run #9: crashed: WARNING in xfs_bmapi_convert_delalloc
representative crash: WARNING in xfs_bmapi_convert_delalloc, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit a356197db198ad9825ce225f19f2c7448ef9eea0 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: da4109c3e22a4abb47352a811a5830fc24232d89538ce22ae97a525bab112dc8
all runs: OK
false negative chance: 0.000
minimized to 397 configs; suspects: [ARCH_ENABLE_MEMORY_HOTREMOVE ATM BCMA BLK_DEV_ZONED BPF_SYSCALL CARDBUS CFG80211 CFG80211_WEXT CMA COMMON_CLK CONTIG_ALLOC CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_LZO CRYPTO_ZSTD DVB_CORE EXTCON FB GPIOLIB HID_ZEROPLUS I2C_MUX IIO IRQ_REMAP KVM KVM_INTEL 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_HOTREMOVE MFD_VIPERBOARD PARPORT PCCARD PCMCIA PHONET RADIO_ADAPTERS RADIO_SI470X RADIO_SI4713 RC_CORE RFKILL SND SOUND SPI SSB TAP TUN USB_AMD5536UDC USB_ATM USB_CONFIGFS 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_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_OF_SIMPLE USB_DWC3_PCI USB_DWC3_ULPI USB_DYNAMIC_MINORS USB_EG20T 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 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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_TUNER VIDEO_TVEEPROM VIDEO_USBTV 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 WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS X86_SGX X86_SGX_KVM X86_X2APIC X86_X32_ABI 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 XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZBUD ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZBUD]
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing current HEAD a3eb3a74aa8c94e6c8130b55f3b031f29162868c
testing commit a3eb3a74aa8c94e6c8130b55f3b031f29162868c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5350b8520549d966044ccc9db800513d8ddd199721059bb1290777a8440c5a04
all runs: crashed: WARNING in xfs_bmapi_convert_delalloc
representative crash: WARNING in xfs_bmapi_convert_delalloc, types: [WARNING]
crash still not fixed/happens on the oldest tested release
revisions tested: 8, total time: 1h3m56.12805056s (build: 28m17.178507417s, test: 33m6.36743891s)
crash still not fixed or there were kernel test errors
commit msg: Linux 6.1.80
crash: WARNING in xfs_bmapi_convert_delalloc
------------[ cut here ]------------
WARNING: CPU: 1 PID: 1680 at fs/xfs/libxfs/xfs_bmap.c:4592 xfs_bmapi_convert_delalloc+0x4fb/0x510
Modules linked in:
CPU: 1 PID: 1680 Comm: kworker/u4:3 Not tainted 6.1.80-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:xfs_bmapi_convert_delalloc+0x4fb/0x510 fs/xfs/libxfs/xfs_bmap.c:4592
Code: 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 8d 7c 24 28 89 ee 31 d2 e8 64 fa ff ff 48 8b 7c 24 20 e8 4a f1 06 00 41 89 c6 eb ae <0f> 0b 41 be e4 ff ff ff e9 fc fe ff ff e8 a3 4d ca 00 0f 1f 00 55
RSP: 0018:ffffc9000137f6f0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8881160f7000 RCX: feb03662a934bf00
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: ffffffff82d63746
RBP: 0000000000000000 R08: ffffffff815b3a2c R09: 0000000000000000
R10: 0000000000000000 R11: 000ffffffffe0000 R12: ffff8881185daa40
R13: ffff8881185daa00 R14: 0000000000000000 R15: ffffc9000137f728
FS:  0000000000000000(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd848abe48 CR3: 0000000118fd3000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 xfs_convert_blocks fs/xfs/xfs_aops.c:259 [inline]
 xfs_map_blocks+0x308/0x520 fs/xfs/xfs_aops.c:380
 iomap_writepage_map fs/iomap/buffered-io.c:1355 [inline]
 iomap_do_writepage+0x286/0xbc0 fs/iomap/buffered-io.c:1518
 write_cache_pages+0x2f9/0x600 mm/page-writeback.c:2360
 iomap_writepages+0x1a/0x90 fs/iomap/buffered-io.c:1535
 xfs_vm_writepages+0xcf/0x100 fs/xfs/xfs_aops.c:500
 do_writepages+0xc5/0x210 mm/page-writeback.c:2469
 __writeback_single_inode+0x65/0x490 fs/fs-writeback.c:1612
 writeback_sb_inodes+0x3a4/0x6f0 fs/fs-writeback.c:1903
 wb_writeback+0x18d/0x470 fs/fs-writeback.c:2077
 wb_do_writeback fs/fs-writeback.c:2220 [inline]
 wb_workfn+0x137/0x560 fs/fs-writeback.c:2260
 process_one_work+0x25c/0x4d0 kernel/workqueue.c:2292
 worker_thread+0x240/0x3e0 kernel/workqueue.c:2439
 kthread+0xdd/0x100 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>