ci2 starts bisection 2025-09-26 20:29:44.622771052 +0000 UTC m=+6697.983329319 bisecting fixing commit since 0bc96de781b4da716c8dbd248af4b26d8d8341f5 building syzkaller on 1804e95e3ff848c11e87e8efe7560f03c011c081 ensuring issue is reproducible on original commit 0bc96de781b4da716c8dbd248af4b26d8d8341f5 testing commit 0bc96de781b4da716c8dbd248af4b26d8d8341f5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 068fd59f61c90b57af4cd1e565e2ca6967d0c65315bb64e6fa9d163b4109f315 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit 0bc96de781b4da716c8dbd248af4b26d8d8341f5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: dfa774f8caf88da7b39c3104fef258ce51018c99b488b608daa35431c03f70c7 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed kconfig minimization: base=7505 full=9787 leaves diff=2010 split chunks (needed=false): <2010> split chunk #0 of len 2010 into 5 parts testing without sub-chunk 1/5 disabling configs for [memleak ubsan kasan locking atomic_sleep hang], they are not needed testing commit 0bc96de781b4da716c8dbd248af4b26d8d8341f5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: cdf87601290abbb5b0eca04a01e1ef2ae3b61f18784e7a6e715a39baf26473d3 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit 0bc96de781b4da716c8dbd248af4b26d8d8341f5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: a03a75bd08e6b9dd99dcb4ea492220f4fc71d15509f561418e6991e931708e55 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit 0bc96de781b4da716c8dbd248af4b26d8d8341f5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 2b36178c309106380a666227a927571f51f37703705843ee561897122f021750 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit 0bc96de781b4da716c8dbd248af4b26d8d8341f5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 4d44c65361f2bb72019cfc37393768a1f006ec49f643dc70792992da22e4a160 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit 0bc96de781b4da716c8dbd248af4b26d8d8341f5 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: d0766bb2a2dc9a94fd51a8e643b2d45115850916cb60e08f9b48bf62cbf6d77d all runs: OK false negative chance: 0.000 minimized to 402 configs; suspects: [ATM BCMA BLK_DEV_ZONED CFG80211 CFG80211_WEXT CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_LZO CRYPTO_ZSTD DRM HID_ZEROPLUS INPUT_TOUCHSCREEN ISO9660_FS MAC80211 MEDIA_CEC_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_TEST_SUPPORT MFD_MT6370 MFD_VIPERBOARD MTD_UBI PARPORT PARTITION_ADVANCED PCCARD PCMCIA PHONET RADIO_ADAPTERS RADIO_SI470X RADIO_SI4713 RFKILL SND SOUND SSB TARGET_CORE TIPC TIPC_MEDIA_UDP TLS TLS_TOE TOOLS_SUPPORT_RELR TOUCHSCREEN_ATMEL_MXT TOUCHSCREEN_EDT_FT5X06 TOUCHSCREEN_GOODIX TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TYPEC_ANX7411 TYPEC_DP_ALTMODE TYPEC_MT6360 TYPEC_MUX_FSA4480 TYPEC_MUX_PI3USB30532 TYPEC_NVIDIA_ALTMODE TYPEC_RT1711H TYPEC_RT1719 TYPEC_STUSB160X TYPEC_TCPCI_MAXIM TYPEC_TCPCI_MT6370 TYPEC_UCSI TYPEC_WUSB3801 UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UCSI_CCG UCSI_STM32G0 UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AMD5536UDC USB_AN2720 USB_ANNOUNCE_NEW_DEVICES USB_APPLEDISPLAY USB_ATM USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CDNSP_GADGET USB_CDNSP_HOST USB_CDNSP_PCI USB_CHAOSKEY 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 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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_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_SPEEDTOUCH 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_UHCI_HCD USB_USS720 USB_U_AUDIO USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XUSBATM USB_YUREX USERFAULTFD USERIO U_SERIAL_CONSOLE V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VDPA_USER VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_VDPA VHOST_VSOCK VIDEOMODE_HELPERS VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 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_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_DMA_SHARED_BUFFER VIRTIO_FS VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VXFS_FS WCN36XX WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_ATH WLAN_VENDOR_SILABS XDP_SOCKETS XDP_SOCKETS_DIAG XFRM XFRM_AH XFRM_ALGO XFRM_ESP XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT XILLYBUS_CLASS XILLYUSB ZBUD ZEROPLUS_FF ZISOFS ZONEFS_FS ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZBUD] disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed testing current HEAD 7b34dc04e4ff0f37ba4ad8414f42abae9f8f68e4 testing commit 7b34dc04e4ff0f37ba4ad8414f42abae9f8f68e4 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 7c3ea30be584b77765f12e1a227178a4b881440428636020e719b5736121bd8f all runs: OK false negative chance: 0.000 # git bisect start 7b34dc04e4ff0f37ba4ad8414f42abae9f8f68e4 0bc96de781b4da716c8dbd248af4b26d8d8341f5 Bisecting: 392 revisions left to test after this (roughly 9 steps) [8f4dc4e54eed4bebb18390305eb1f721c00457e1] KVM: arm64: Fix kernel BUG() due to bad backport of FPSIMD/SVE/SME fix determine whether the revision contains the guilty commit revision 0bc96de781b4da716c8dbd248af4b26d8d8341f5 crashed and is reachable testing commit 8f4dc4e54eed4bebb18390305eb1f721c00457e1 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 77da88b9fa0f687b3318b756dd053de581b273ee255183a35e5d7f5cb094dc20 all runs: OK false negative chance: 0.000 # git bisect bad 8f4dc4e54eed4bebb18390305eb1f721c00457e1 Bisecting: 196 revisions left to test after this (roughly 8 steps) [add68606a01dcccf18837a53e85b85caf0693b4b] scsi: lpfc: Check for hdwq null ptr when cleaning up lpfc_vport structure determine whether the revision contains the guilty commit revision 0bc96de781b4da716c8dbd248af4b26d8d8341f5 crashed and is reachable testing commit add68606a01dcccf18837a53e85b85caf0693b4b gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 11bf17ec5558241a1d4e56cd29f0d3e07fd0cbf1d7c63d99e3cd2557c6172e0e all runs: OK false negative chance: 0.000 # git bisect bad add68606a01dcccf18837a53e85b85caf0693b4b Bisecting: 97 revisions left to test after this (roughly 7 steps) [a574240178f6bebd5a1538a1442c9c2e3cc85c52] ALSA: hda: Disable jack polling at shutdown determine whether the revision contains the guilty commit revision 0bc96de781b4da716c8dbd248af4b26d8d8341f5 crashed and is reachable testing commit a574240178f6bebd5a1538a1442c9c2e3cc85c52 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 3918786d643f44eea4b49b7ce78814d26a84d603fa1d1f4ae2efc8d2de98923f all runs: OK false negative chance: 0.000 # git bisect bad a574240178f6bebd5a1538a1442c9c2e3cc85c52 Bisecting: 48 revisions left to test after this (roughly 6 steps) [fe2891a9c43ab87d1a210d61e6438ca6936e2f62] hfs: fix slab-out-of-bounds in hfs_bnode_read() determine whether the revision contains the guilty commit revision 0bc96de781b4da716c8dbd248af4b26d8d8341f5 crashed and is reachable testing commit fe2891a9c43ab87d1a210d61e6438ca6936e2f62 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 6426f382c029d8d4c11cda99caaeb92987a74e97559ce52bdfb8bda41b1ec040 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] # git bisect good fe2891a9c43ab87d1a210d61e6438ca6936e2f62 Bisecting: 24 revisions left to test after this (roughly 5 steps) [f6e3fe54b62780208f477e20086ec8256e9dbab6] gpio: wcd934x: check the return value of regmap_update_bits() determine whether the revision contains the guilty commit revision fe2891a9c43ab87d1a210d61e6438ca6936e2f62 crashed and is reachable testing commit f6e3fe54b62780208f477e20086ec8256e9dbab6 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 1a83052750d604dd87b57300065cb546d532546ebfd130918a021688ab3c785d all runs: OK false negative chance: 0.000 # git bisect bad f6e3fe54b62780208f477e20086ec8256e9dbab6 Bisecting: 11 revisions left to test after this (roughly 4 steps) [9233db810d15a145d3e7851f17e4a7db4787fcb8] fs/ntfs3: correctly create symlink for relative path determine whether the revision contains the guilty commit revision 0bc96de781b4da716c8dbd248af4b26d8d8341f5 crashed and is reachable testing commit 9233db810d15a145d3e7851f17e4a7db4787fcb8 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: 44ba8cab9480b397417967999bd0df46fb4e1dc5a003ed5f90ace9b8ac5f0ffc all runs: OK false negative chance: 0.000 # git bisect bad 9233db810d15a145d3e7851f17e4a7db4787fcb8 Bisecting: 5 revisions left to test after this (roughly 3 steps) [fc5d14e5bd3740f6e35594440f89a7f50aabba26] udf: Verify partition map count determine whether the revision contains the guilty commit revision 0bc96de781b4da716c8dbd248af4b26d8d8341f5 crashed and is reachable testing commit fc5d14e5bd3740f6e35594440f89a7f50aabba26 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: b6d148894db16c9c99b3e47e90286cf10845694a204f78be5a61190f25258c87 all runs: OK false negative chance: 0.000 # git bisect bad fc5d14e5bd3740f6e35594440f89a7f50aabba26 Bisecting: 2 revisions left to test after this (roughly 2 steps) [dee5c668ad71ddbcb4b48d95e8a4f371314ad41d] hfsplus: don't use BUG_ON() in hfsplus_create_attributes_file() determine whether the revision contains the guilty commit revision 0bc96de781b4da716c8dbd248af4b26d8d8341f5 crashed and is reachable testing commit dee5c668ad71ddbcb4b48d95e8a4f371314ad41d gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: ac3a5700c331af31f037ba285d6755657aa00f5b35bef90db9dab68ad08ebcf9 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] # git bisect good dee5c668ad71ddbcb4b48d95e8a4f371314ad41d Bisecting: 0 revisions left to test after this (roughly 1 step) [ac98d54630d5b52e3f684d872f0d82c06c418ea9] smb/server: avoid deadlock when linking with ReplaceIfExists determine whether the revision contains the guilty commit revision 0bc96de781b4da716c8dbd248af4b26d8d8341f5 crashed and is reachable testing commit ac98d54630d5b52e3f684d872f0d82c06c418ea9 gcc compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 kernel signature: dd92041f5f352ed7ce9802e33ade67225936793c324404960fa7a2a2bbe25570 all runs: crashed: WARNING in udf_process_sequence representative crash: WARNING in udf_process_sequence, types: [WARNING] # git bisect good ac98d54630d5b52e3f684d872f0d82c06c418ea9 fc5d14e5bd3740f6e35594440f89a7f50aabba26 is the first bad commit commit fc5d14e5bd3740f6e35594440f89a7f50aabba26 Author: Jan Kara Date: Fri Jul 11 19:01:20 2025 +0200 udf: Verify partition map count [ Upstream commit 1a11201668e8635602577dcf06f2e96c591d8819 ] Verify that number of partition maps isn't insanely high which can lead to large allocation in udf_sb_alloc_partition_maps(). All partition maps have to fit in the LVD which is in a single block. Reported-by: syzbot+478f2c1a6f0f447a46bb@syzkaller.appspotmail.com Signed-off-by: Jan Kara Signed-off-by: Sasha Levin fs/udf/super.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) accumulated error probability: 0.00 culprit signature: b6d148894db16c9c99b3e47e90286cf10845694a204f78be5a61190f25258c87 parent signature: dd92041f5f352ed7ce9802e33ade67225936793c324404960fa7a2a2bbe25570 revisions tested: 17, total time: 5h1m56.482292218s (build: 2h26m9.680130855s, test: 2h26m5.459344545s) first good commit: fc5d14e5bd3740f6e35594440f89a7f50aabba26 udf: Verify partition map count recipients (to): ["jack@suse.cz" "sashal@kernel.org"] recipients (cc): []