ci2 starts bisection 2024-05-09 03:04:37.597510662 +0000 UTC m=+42511.299412524 bisecting fixing commit since 3f5807c586a627d7d2da02bb3daff87564577172 building syzkaller on 5b7d42ae0076f983317dceae96a942ea9d07c29c ensuring issue is reproducible on original commit 3f5807c586a627d7d2da02bb3daff87564577172 testing commit 3f5807c586a627d7d2da02bb3daff87564577172 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a46fa0cd232648467deaf4c82ca574f25aaa7acc8e1dee6290a83903fcc6f03b all runs: crashed: general protection fault in vfs_rename representative crash: general protection fault in vfs_rename, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 3f5807c586a627d7d2da02bb3daff87564577172 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6bbb767d510276e358694ec2280ebfd1aa44c8dc303dfd132bf73ff77694693a all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vfs_rename representative crash: BUG: unable to handle kernel NULL pointer dereference in vfs_rename, types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed kconfig minimization: base=5179 full=6492 leaves diff=255 split chunks (needed=false): <255> split chunk #0 of len 255 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 3f5807c586a627d7d2da02bb3daff87564577172 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8add0ee9f58bc3c7d53b6d017f03ce64c866f734f1946524dc7a70109344446a all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vfs_rename representative crash: BUG: unable to handle kernel NULL pointer dereference in vfs_rename, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed testing commit 3f5807c586a627d7d2da02bb3daff87564577172 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: acc811b49b591ee99ddb58d252b08c9a6d888f68c57bde0f5235392651e0b672 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vfs_rename representative crash: BUG: unable to handle kernel NULL pointer dereference in vfs_rename, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 3f5807c586a627d7d2da02bb3daff87564577172 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cff551717c75d68be2fc779629aa7de0693445f84f8ef9b2ce7dd5ec23dfdc84 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vfs_rename representative crash: BUG: unable to handle kernel NULL pointer dereference in vfs_rename, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 3f5807c586a627d7d2da02bb3daff87564577172 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cad4efa4dcd6e4f7891f9a7cf813f000b4bff0a71440b6f7c557e2504b565f6c all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vfs_rename representative crash: BUG: unable to handle kernel NULL pointer dereference in vfs_rename, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 3f5807c586a627d7d2da02bb3daff87564577172 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 failed building 3f5807c586a627d7d2da02bb3daff87564577172: net/socket.c:1242: undefined reference to `wext_handle_ioctl' net/socket.c:3437: undefined reference to `compat_wext_handle_ioctl' net/core/net-procfs.c:329: undefined reference to `wext_proc_init' net/core/net-procfs.c:345: undefined reference to `wext_proc_exit' minimized to 51 configs; suspects: [HID_ZEROPLUS 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_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 V4L2_ASYNC V4L2_FWNODE VIDEO_CAMERA_SENSOR WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_PURELIFI WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_SILABS WLAN_VENDOR_ZYDAS X86_X32_ABI ZEROPLUS_FF] disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing current HEAD cf685d2b02734245c3e179f3541f67ae3feee796 testing commit cf685d2b02734245c3e179f3541f67ae3feee796 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dc7a22db60c088b72b1fa84bb648995f160eb7f43734b30ab8a08cc1baf4c207 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vfs_rename representative crash: BUG: unable to handle kernel NULL pointer dereference in vfs_rename, types: [UNKNOWN] crash still not fixed/happens on the oldest tested release revisions tested: 7, total time: 38m31.190134042s (build: 17m22.557642337s, test: 18m35.849201371s) crash still not fixed or there were kernel test errors commit msg: ANDROID: GKI: Update QCOM symbol list and ABI STG crash: BUG: unable to handle kernel NULL pointer dereference in vfs_rename BUG: kernel NULL pointer dereference, address: 0000000000000042 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 11174a067 P4D 11174a067 PUD 111746067 PMD 0 Oops: 0000 [#1] PREEMPT SMP CPU: 0 PID: 359 Comm: syz-executor.0 Not tainted 6.1.75-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:vfs_rename+0x45/0x570 fs/namei.c:4769 Code: 00 00 48 89 45 d0 4c 8b 47 08 4c 8b 7f 10 48 8b 4f 20 48 8b 77 28 4c 8b 4f 30 41 bd 00 00 60 00 45 23 2f 8b 57 38 49 8b 5f 30 <48> 8b 7e 30 48 8b 41 28 8b 80 28 04 00 00 48 c7 45 c8 00 00 00 00 RSP: 0018:ffffc90000797d40 EFLAGS: 00010206 RAX: e96b323518a79300 RBX: ffff88810b791680 RCX: ffff88810b793480 RDX: 0000000000000000 RSI: 0000000000000012 RDI: ffffc90000797e90 RBP: ffffc90000797de0 R08: ffff88810b793480 R09: ffffc90000797e40 R10: ffff88811175f680 R11: ffff888100041400 R12: ffffc90000797e90 R13: 0000000000200000 R14: 0000000020000101 R15: ffff88810b750820 FS: 00007fb6fd9de6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000042 CR3: 0000000111758000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_renameat2+0x443/0x630 fs/namei.c:5014 __do_sys_rename fs/namei.c:5060 [inline] __se_sys_rename fs/namei.c:5058 [inline] __x64_sys_rename+0x3f/0x50 fs/namei.c:5058 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fb6fde7dda9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007fb6fd9de0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007fb6fdfac1f0 RCX: 00007fb6fde7dda9 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000020000100 RBP: 00007fb6fdeca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fb6fdfac1f0 R15: 00007ffc65aec078 Modules linked in: CR2: 0000000000000042 ---[ end trace 0000000000000000 ]--- RIP: 0010:vfs_rename+0x45/0x570 fs/namei.c:4769 Code: 00 00 48 89 45 d0 4c 8b 47 08 4c 8b 7f 10 48 8b 4f 20 48 8b 77 28 4c 8b 4f 30 41 bd 00 00 60 00 45 23 2f 8b 57 38 49 8b 5f 30 <48> 8b 7e 30 48 8b 41 28 8b 80 28 04 00 00 48 c7 45 c8 00 00 00 00 RSP: 0018:ffffc90000797d40 EFLAGS: 00010206 RAX: e96b323518a79300 RBX: ffff88810b791680 RCX: ffff88810b793480 RDX: 0000000000000000 RSI: 0000000000000012 RDI: ffffc90000797e90 RBP: ffffc90000797de0 R08: ffff88810b793480 R09: ffffc90000797e40 R10: ffff88811175f680 R11: ffff888100041400 R12: ffffc90000797e90 R13: 0000000000200000 R14: 0000000020000101 R15: ffff88810b750820 FS: 00007fb6fd9de6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000042 CR3: 0000000111758000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 48 89 45 d0 mov %rax,-0x30(%rbp) 6: 4c 8b 47 08 mov 0x8(%rdi),%r8 a: 4c 8b 7f 10 mov 0x10(%rdi),%r15 e: 48 8b 4f 20 mov 0x20(%rdi),%rcx 12: 48 8b 77 28 mov 0x28(%rdi),%rsi 16: 4c 8b 4f 30 mov 0x30(%rdi),%r9 1a: 41 bd 00 00 60 00 mov $0x600000,%r13d 20: 45 23 2f and (%r15),%r13d 23: 8b 57 38 mov 0x38(%rdi),%edx 26: 49 8b 5f 30 mov 0x30(%r15),%rbx * 2a: 48 8b 7e 30 mov 0x30(%rsi),%rdi <-- trapping instruction 2e: 48 8b 41 28 mov 0x28(%rcx),%rax 32: 8b 80 28 04 00 00 mov 0x428(%rax),%eax 38: 48 c7 45 c8 00 00 00 movq $0x0,-0x38(%rbp) 3f: 00