ci2 starts bisection 2023-12-16 15:24:56.554679971 +0000 UTC m=+245259.543256800
bisecting fixing commit since 61cfd264993d07540f60a5c53d77a14c818e54a9
building syzkaller on 69904c9f85fcfb289eb529599176d42bcb3609eb
ensuring issue is reproducible on original commit 61cfd264993d07540f60a5c53d77a14c818e54a9

testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5a4bca8f8a5dd72285fe66e1ddd47aca64ff2c75ffca00d6e8f97a85d9411a06
all runs: crashed: UBSAN: shift-out-of-bounds in parse_options
representative crash: UBSAN: shift-out-of-bounds in parse_options, types: [UBSAN]
check whether we can drop unnecessary instrumentation
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4c334ff3d584cead258c5ecb7dfb97699198d31d2d2fc00c40f4d041642c9414
all runs: crashed: UBSAN: shift-out-of-bounds in parse_options
representative crash: UBSAN: shift-out-of-bounds in parse_options, types: [UBSAN]
the bug reproduces without the instrumentation
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
kconfig minimization: base=4920 full=6161 leaves diff=241
split chunks (needed=false): <241>
split chunk #0 of len 241 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 838c34450b2376779ae0370bbbd2d547d5854381dac3f09f413c4f3580d7fe12
all runs: crashed: UBSAN: shift-out-of-bounds in parse_options
representative crash: UBSAN: shift-out-of-bounds in parse_options, types: [UBSAN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 99859c3fdee4070f69e6f657d7415b6e55582fce5ea9f22b6175106415836614
all runs: crashed: UBSAN: shift-out-of-bounds in parse_options
representative crash: UBSAN: shift-out-of-bounds in parse_options, types: [UBSAN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 2dc622f516e374fc90863bd41bba59b5ebae34f8f321eaf8056c79b215724669
all runs: crashed: UBSAN: shift-out-of-bounds in parse_options
representative crash: UBSAN: shift-out-of-bounds in parse_options, types: [UBSAN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 6ff508dfc6b341a80adefd02a1e120bd9b48a01cc1ae744a74c2f3b37455f85c
all runs: crashed: UBSAN: shift-out-of-bounds in parse_options
representative crash: UBSAN: shift-out-of-bounds in parse_options, types: [UBSAN]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
failed building 61cfd264993d07540f60a5c53d77a14c818e54a9: net/socket.c:1189: undefined reference to `wext_handle_ioctl'
net/socket.c:3383: undefined reference to `compat_wext_handle_ioctl'
net/core/net-procfs.c:343: undefined reference to `wext_proc_exit'
net/core/net-procfs.c:327: undefined reference to `wext_proc_init'
minimized to 45 configs; suspects: [HID_ZEROPLUS USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD USB_OHCI_HCD_PCI USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_PRINTER USB_SERIAL USB_SERIAL_FTDI_SIO USB_SERIAL_GENERIC USB_SERIAL_PL2303 USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB 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_TRANCEVIBRATOR USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_WDM WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_ZYDAS X86_X32 ZEROPLUS_FF]
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing current HEAD 05ef4ccb57746f921003b9340fc2f0532c177f41
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e22d815a99dca13a30f3368ad89bf398551f496dab24fddf88a0befa0772f989
all runs: crashed: UBSAN: shift-out-of-bounds in parse_options
representative crash: UBSAN: shift-out-of-bounds in parse_options, types: [UBSAN]
crash still not fixed/happens on the oldest tested release
revisions tested: 7, total time: 36m28.844861404s (build: 12m51.013501907s, test: 21m36.370318912s)
crash still not fixed or there were kernel test errors
commit msg: Revert "ipvlan: properly track tx_errors"
crash: UBSAN: shift-out-of-bounds in parse_options
UBSAN: shift-out-of-bounds in fs/ext4/super.c:2493:15
shift exponent 2147876968 is too large for 32-bit type 'int'
CPU: 0 PID: 406 Comm: syz-executor.5 Not tainted 5.15.139-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106
 dump_stack+0x10/0x12 lib/dump_stack.c:113
 ubsan_epilogue+0x9/0x32 lib/ubsan.c:151
 __ubsan_handle_shift_out_of_bounds.cold+0x6a/0x108 lib/ubsan.c:321
 parse_options.cold+0x19/0x24 fs/ext4/super.c:2493
 ext4_fill_super+0x84c/0x38e0 fs/ext4/super.c:4167
 mount_bdev+0x190/0x1c0 fs/super.c:1387
 ext4_mount+0x10/0x20 fs/ext4/super.c:6581
 legacy_get_tree+0x26/0x50 fs/fs_context.c:611
 vfs_get_tree+0x1a/0x70 fs/super.c:1517
 do_new_mount fs/namespace.c:2994 [inline]
 path_mount+0x2ff/0xbe0 fs/namespace.c:3324
 do_mount fs/namespace.c:3337 [inline]
 __do_sys_mount fs/namespace.c:3545 [inline]
 __se_sys_mount fs/namespace.c:3522 [inline]
 __x64_sys_mount+0x103/0x140 fs/namespace.c:3522
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fbcd3a7d1ea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbcd35fdee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fbcd35fdf80 RCX: 00007fbcd3a7d1ea
RDX: 0000000020000040 RSI: 0000000020000500 RDI: 00007fbcd35fdf40
RBP: 0000000020000040 R08: 00007fbcd35fdf80 R09: 0000000000004500
R10: 0000000000004500 R11: 0000000000000246 R12: 0000000020000500
R13: 00007fbcd35fdf40 R14: 00000000000004b4 R15: 000000000000002c
 </TASK>
================================================================================
EXT4-fs (loop5): feature flags set on rev 0 fs, running e2fsck is recommended
EXT4-fs (loop5): Magic mismatch, very weird!