ci2 starts bisection 2023-10-03 14:47:04.982166203 +0000 UTC m=+52736.133346061
bisecting fixing commit since 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f
building syzkaller on 41fe1bae463b32861fb14e967372da7e318bc6e1
ensuring issue is reproducible on original commit 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f

testing commit 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ee61a8ec4748f372c30ffb99cdbef1c31da44c732f8fa484448c12169be4df0f
all runs: crashed: kernel BUG in ext4_trim_fs
representative crash: kernel BUG in ext4_trim_fs, types: [BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ad5ea42def98d3c05e6a05bf102db8f0143180e0777dbc9d9e986a46de0f3980
all runs: crashed: kernel BUG in ext4_trim_fs
representative crash: kernel BUG in ext4_trim_fs, types: [BUG]
the bug reproduces without the instrumentation
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
kconfig minimization: base=5179 full=6486 leaves diff=249
split chunks (needed=false): <249>
split chunk #0 of len 249 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 205003c94bfb672053d3f7349aec38bab07368466f224221c7a32853bfcf9560
all runs: crashed: kernel BUG in ext4_trim_fs
representative crash: kernel BUG in ext4_trim_fs, types: [BUG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed
testing commit 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0c46d24dc0b8accc186e5764128addb09a06b99f69832629bbb2469fec6de203
all runs: crashed: kernel BUG in ext4_trim_fs
representative crash: kernel BUG in ext4_trim_fs, types: [BUG]
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 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 807721b95d78b0ba7ef4d68b8ce37dd56f4da44a3756d09a0dc2d0cbeae4dd85
all runs: crashed: kernel BUG in ext4_trim_fs
representative crash: kernel BUG in ext4_trim_fs, types: [BUG]
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 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8086f4ea6021e0e41d9c35daff00d30607ddaafbffd112ca984cd78b599f42eb
all runs: crashed: kernel BUG in ext4_trim_fs
representative crash: kernel BUG in ext4_trim_fs, types: [BUG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
failed building 1e114e6efac1254b0a5c11c1a8f9b6d7bdec0d7f: net/socket.c:1225: undefined reference to `wext_handle_ioctl'
net/socket.c:3420: 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 49 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_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_PURELIFI WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_SILABS WLAN_VENDOR_ZYDAS X86_X32_ABI ZEROPLUS_FF]
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed
testing current HEAD f7e7874d9b0df07072c021dfba37e25870fe6d93
testing commit f7e7874d9b0df07072c021dfba37e25870fe6d93 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4c7fdabe2fd89f7db066322321859904b6f507ba09bbba9d02c12168aabe4e20
all runs: crashed: kernel BUG in ext4_trim_fs
representative crash: kernel BUG in ext4_trim_fs, types: [BUG]
crash still not fixed/happens on the oldest tested release
revisions tested: 7, total time: 47m44.637015518s (build: 24m9.450786963s, test: 20m33.958535568s)
crash still not fixed or there were kernel test errors
commit msg: BACKPORT: usb: typec: bus: verify partner exists in typec_altmode_attention
crash: kernel BUG in ext4_trim_fs
------------[ cut here ]------------
kernel BUG at fs/ext4/ext4.h:3331!
invalid opcode: 0000 [#1] PREEMPT SMP
CPU: 1 PID: 354 Comm: syz-executor.0 Not tainted 6.1.25-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3331 [inline]
RIP: 0010:ext4_trim_fs+0x5bc/0x5d0 fs/ext4/mballoc.c:6521
Code: 78 ff ff ff e9 0a fc ff ff 48 89 85 78 ff ff ff 4c 8b ad 50 ff ff ff 48 8b 95 70 ff ff ff 4c 8b bd 68 ff ff ff e9 04 fc ff ff <0f> 0b e8 bd 6c ab 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48
RSP: 0018:ffffc900007a3c40 EFLAGS: 00010206
RAX: ffff888110e7c000 RBX: 0005c7f358007fff RCX: 0000000000000001
RDX: 0000000000001fff RSI: 0000000000002000 RDI: ffff888110e6e000
RBP: ffffc900007a3d20 R08: ffffc900007a3cb0 R09: ffffc900007a3ca8
R10: 0000000000000000 R11: 0000000800008000 R12: 0005c7eb58000000
R13: 000000003f596bdf R14: 000000003f596bdf R15: ffff888110e6e000
FS:  00007f4faf6516c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020040000 CR3: 0000000112d80000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __ext4_ioctl fs/ext4/ioctl.c:1488 [inline]
 ext4_ioctl+0x436/0x1c40 fs/ext4/ioctl.c:1611
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0x72/0xc0 fs/ioctl.c:856
 __x64_sys_ioctl+0x18/0x20 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f4fae87cb29
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:00007f4faf6510c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f4fae99bf80 RCX: 00007f4fae87cb29
RDX: 0000000020000680 RSI: 00000000c0185879 RDI: 0000000000000006
RBP: 00007f4fae8c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f4fae99bf80 R15: 00007ffd737c9688
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3331 [inline]
RIP: 0010:ext4_trim_fs+0x5bc/0x5d0 fs/ext4/mballoc.c:6521
Code: 78 ff ff ff e9 0a fc ff ff 48 89 85 78 ff ff ff 4c 8b ad 50 ff ff ff 48 8b 95 70 ff ff ff 4c 8b bd 68 ff ff ff e9 04 fc ff ff <0f> 0b e8 bd 6c ab 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48
RSP: 0018:ffffc900007a3c40 EFLAGS: 00010206
RAX: ffff888110e7c000 RBX: 0005c7f358007fff RCX: 0000000000000001
RDX: 0000000000001fff RSI: 0000000000002000 RDI: ffff888110e6e000
RBP: ffffc900007a3d20 R08: ffffc900007a3cb0 R09: ffffc900007a3ca8
R10: 0000000000000000 R11: 0000000800008000 R12: 0005c7eb58000000
R13: 000000003f596bdf R14: 000000003f596bdf R15: ffff888110e6e000
FS:  00007f4faf6516c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4fa603f000 CR3: 0000000112d80000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400