ci2 starts bisection 2023-10-28 01:39:37.092849089 +0000 UTC m=+42632.768467703 bisecting fixing commit since 241da2ad56013ea077895b8498d7fcbbe770ae4c building syzkaller on bfc478367b83b3fda580f54964aa9f3651beeb3d ensuring issue is reproducible on original commit 241da2ad56013ea077895b8498d7fcbbe770ae4c testing commit 241da2ad56013ea077895b8498d7fcbbe770ae4c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 90b57a0bebbaeb46e22ad8ecd873546377c3accac23367f1e246d47c010f93c9 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 [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 241da2ad56013ea077895b8498d7fcbbe770ae4c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b5f8199f7473667d37fe9b081d133c31f8a15da59ead70ec6792f4d7628b91d3 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=6162 leaves diff=240 split chunks (needed=false): <240> split chunk #0 of len 240 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 241da2ad56013ea077895b8498d7fcbbe770ae4c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c107f6ae25b80bb32c523cc396da145b9869a59edad73f2ded7195b9b474f5ea 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 [LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 241da2ad56013ea077895b8498d7fcbbe770ae4c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 139368d1dabc2ab4e661b5e0486bf6a0e7f61bfa48d200bca5292c1002a93d07 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 [ATOMIC_SLEEP HANG LEAK BUG KASAN LOCKDEP], they are not needed testing commit 241da2ad56013ea077895b8498d7fcbbe770ae4c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2e671bd99cbd975f41b723c87669fc78c981bb79d5b1e6561abbd5bec9cd6357 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 [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 241da2ad56013ea077895b8498d7fcbbe770ae4c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 10479cfb52a60ceb8b1d92e12012efeb7cd3f732560e7f49157991a589dece3c 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 241da2ad56013ea077895b8498d7fcbbe770ae4c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 failed building 241da2ad56013ea077895b8498d7fcbbe770ae4c: net/socket.c:1172: undefined reference to `wext_handle_ioctl' net/socket.c:3366: 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 48 configs; suspects: [HID_ZEROPLUS USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_DM9601 USB_NET_GL620A 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 [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing current HEAD 61cfd264993d07540f60a5c53d77a14c818e54a9 testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 10a9ba19364e2f35f1bfb8e86008dd380e781a6d263b30d0c28197c9b540737c 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: 33m53.776163257s (build: 12m17.220742022s, test: 19m49.313625038s) crash still not fixed or there were kernel test errors commit msg: Revert "ipv4/fib: send notify when delete source address routes" crash: UBSAN: shift-out-of-bounds in parse_options EXT4-fs (loop3): Mount option "nouser_xattr" will be removed by 3.5 Contact linux-ext4@vger.kernel.org if you think we should keep it. ================================================================================ UBSAN: shift-out-of-bounds in fs/ext4/super.c:2493:15 shift exponent 1919383155 is too large for 32-bit type 'int' CPU: 0 PID: 440 Comm: syz-executor.3 Not tainted 5.15.137-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 Call Trace: __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: 0033:0x7fc35c2d422a 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:00007fc35be54ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fc35be54f80 RCX: 00007fc35c2d422a RDX: 0000000020000040 RSI: 0000000020000500 RDI: 00007fc35be54f40 RBP: 0000000020000040 R08: 00007fc35be54f80 R09: 0000000000004500 R10: 0000000000004500 R11: 0000000000000246 R12: 0000000020000500 R13: 00007fc35be54f40 R14: 00000000000004b4 R15: 00000000200003c0 ================================================================================ EXT4-fs (loop3): Magic mismatch, very weird!