ci2 starts bisection 2024-02-11 14:15:17.939080367 +0000 UTC m=+162393.018803338
bisecting fixing commit since 8a427269c016a4b7a6c29a595f3c121030649818
building syzkaller on d216d8a03b50bef82eac746d227230835f061640
ensuring issue is reproducible on original commit 8a427269c016a4b7a6c29a595f3c121030649818

testing commit 8a427269c016a4b7a6c29a595f3c121030649818 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 02b441790233fc83b5ad4fa7fb803810eecae942cf6792305063e5a8962b7399
all runs: crashed: kernel BUG in ext4_enable_quotas
representative crash: kernel BUG in ext4_enable_quotas, types: [BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed
testing commit 8a427269c016a4b7a6c29a595f3c121030649818 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b946cc2faac95711bc6dbd564eeb6a47708835a55122f167cf1b9860d4c2354a
all runs: crashed: kernel BUG in ext4_enable_quotas
representative crash: kernel BUG in ext4_enable_quotas, types: [BUG]
the bug reproduces without the instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed
kconfig minimization: base=4789 full=6022 leaves diff=237
split chunks (needed=false): <237>
split chunk #0 of len 237 into 5 parts
testing without sub-chunk 1/5
disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 8a427269c016a4b7a6c29a595f3c121030649818 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a34591090098667ae50d1c387c3c93b5fcb902d1d4ad9ef685b8fa3db81bd409
all runs: crashed: kernel BUG in ext4_enable_quotas
representative crash: kernel BUG in ext4_enable_quotas, types: [BUG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 8a427269c016a4b7a6c29a595f3c121030649818 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d483b5d5457275129195c39d1ddfc808d5bd617da27f74bd38a73433e4ab9724
all runs: crashed: kernel BUG in ext4_enable_quotas
representative crash: kernel BUG in ext4_enable_quotas, types: [BUG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 8a427269c016a4b7a6c29a595f3c121030649818 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 215e56e32a2b89317a43a8f5e29a9dffc62250becdcbbbef371bccbc2ae4c513
all runs: crashed: kernel BUG in ext4_enable_quotas
representative crash: kernel BUG in ext4_enable_quotas, 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 8a427269c016a4b7a6c29a595f3c121030649818 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b2bdc256a1012230877004ca96bb1871ca4f1037f6f8a9be4829497631fe15f5
all runs: crashed: kernel BUG in ext4_enable_quotas
representative crash: kernel BUG in ext4_enable_quotas, 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 8a427269c016a4b7a6c29a595f3c121030649818 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
failed building 8a427269c016a4b7a6c29a595f3c121030649818: net/socket.c:1109: undefined reference to `wext_handle_ioctl'
net/socket.c:3378: undefined reference to `compat_wext_handle_ioctl'
net/core/net-procfs.c:346: undefined reference to `wext_proc_exit'
net/core/net-procfs.c:330: 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 [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing current HEAD fc10db4b193239730f058050e153df17bfdceee7
testing commit fc10db4b193239730f058050e153df17bfdceee7 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: dad4a1e867882c39f2c5edc035d4bf6b70481a16b4492183c9561f80660cf7f9
all runs: crashed: kernel BUG in ext4_enable_quotas
representative crash: kernel BUG in ext4_enable_quotas, types: [BUG]
crash still not fixed/happens on the oldest tested release
revisions tested: 7, total time: 1h15m15.334235102s (build: 12m47.119286655s, test: 1h1m4.190134206s)
crash still not fixed or there were kernel test errors
commit msg: Merge android13-5.10 into android13-5.10-lts
crash: kernel BUG in ext4_enable_quotas
------------[ cut here ]------------
kernel BUG at fs/ext4/super.c:6400!
invalid opcode: 0000 [#1] PREEMPT SMP
CPU: 1 PID: 457 Comm: syz-executor.2 Not tainted 5.10.209-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:ext4_quota_enable fs/ext4/super.c:6400 [inline]
RIP: 0010:ext4_enable_quotas+0x276/0x2c0 fs/ext4/super.c:6447
Code: f0 98 f1 ff 85 db 0f 84 22 ff ff ff 31 db 48 63 c3 49 8b bc c4 80 01 00 00 48 85 ff 75 c7 89 de 4c 89 e7 e8 ac b9 f7 ff eb da <0f> 0b 41 52 31 c9 ba 0d 19 00 00 49 c7 c1 b0 43 a2 82 56 45 31 c0
RSP: 0018:ffffc9000093bc70 EFLAGS: 00010246
RAX: ffff888114281400 RBX: 0000000000000001 RCX: 0000000000000004
RDX: 0000000000000001 RSI: ffff888110c98d00 RDI: 0000000000000000
RBP: ffffc9000093bce8 R08: 0000000000000006 R09: ffff8881129c5680
R10: 0000000000000001 R11: 0000000000000005 R12: ffff888112bff000
R13: ffff888110c98c78 R14: 0000000000000004 R15: 0000000000000009
FS:  00007f21233346c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff915019d58 CR3: 0000000113bf5000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_fill_super+0x2ad4/0x3a10 fs/ext4/super.c:5060
 mount_bdev+0x187/0x1c0 fs/super.c:1429
 ext4_mount+0x10/0x20 fs/ext4/super.c:6626
 legacy_get_tree+0x26/0x50 fs/fs_context.c:593
 vfs_get_tree+0x1f/0xb0 fs/super.c:1559
 do_new_mount fs/namespace.c:2910 [inline]
 path_mount+0x2f8/0xb70 fs/namespace.c:3240
 do_mount fs/namespace.c:3253 [inline]
 __do_sys_mount fs/namespace.c:3461 [inline]
 __se_sys_mount fs/namespace.c:3438 [inline]
 __x64_sys_mount+0x103/0x140 fs/namespace.c:3438
 do_syscall_64+0x32/0x80 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f21237b31ea
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:00007f2123333ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f2123333f80 RCX: 00007f21237b31ea
RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007f2123333f40
RBP: 00000000200005c0 R08: 00007f2123333f80 R09: 0000000000200810
R10: 0000000000200810 R11: 0000000000000246 R12: 0000000020000000
R13: 00007f2123333f40 R14: 00000000000004da R15: 0000000020001400
Modules linked in:
---[ end trace 6f518127f9283bf4 ]---
RIP: 0010:ext4_quota_enable fs/ext4/super.c:6400 [inline]
RIP: 0010:ext4_enable_quotas+0x276/0x2c0 fs/ext4/super.c:6447
Code: f0 98 f1 ff 85 db 0f 84 22 ff ff ff 31 db 48 63 c3 49 8b bc c4 80 01 00 00 48 85 ff 75 c7 89 de 4c 89 e7 e8 ac b9 f7 ff eb da <0f> 0b 41 52 31 c9 ba 0d 19 00 00 49 c7 c1 b0 43 a2 82 56 45 31 c0
RSP: 0018:ffffc9000093bc70 EFLAGS: 00010246
RAX: ffff888114281400 RBX: 0000000000000001 RCX: 0000000000000004
RDX: 0000000000000001 RSI: ffff888110c98d00 RDI: 0000000000000000
RBP: ffffc9000093bce8 R08: 0000000000000006 R09: ffff8881129c5680
R10: 0000000000000001 R11: 0000000000000005 R12: ffff888112bff000
R13: ffff888110c98c78 R14: 0000000000000004 R15: 0000000000000009
FS:  00007f21233346c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000001 CR3: 0000000113bf5000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400