ci2 starts bisection 2023-11-04 14:37:48.862183303 +0000 UTC m=+70515.767622129
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: 847e7dcc56a118d250befc82c48af5581250d2562b03b21d5788b52e6f1647b5
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 [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: 61189ac3057fcdf0f03d5afe3f1c6f939be37f32f54c4ce953c96a207454d773
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 [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], 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: a59cff394d3cd92cfae1d29ab23e6cc77f706bf3b7302f57396428d692ea8662
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 [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], 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: 0eff6ae84db1b6eb531a927e65d87a3a8c432e1a1093ec69b09ff2a6eb03cc60
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 [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], 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: 6ac3d41e42a6d517b5cbe96b51082569be09d7600348c833aa2d5f39522a2b62
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 [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
kernel signature: bf8cc4b0f09a775c19da6fdb92a7d575297f36355e6da44d4fd733dd82cb4db1
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 [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
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 [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed
testing current HEAD d30b996835c08018a70dd52c588ba15de1c8378b
testing commit d30b996835c08018a70dd52c588ba15de1c8378b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 362bf565040f7276d32876cc743cba390ba99f561b0b27871fbe1f38fdd07023
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: 1h16m29.896786467s (build: 12m42.988528549s, test: 1h2m14.505092923s)
crash still not fixed or there were kernel test errors
commit msg: Merge branch 'android13-5.10' into branch `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: 0 PID: 451 Comm: syz-executor.2 Not tainted 5.10.199-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:ext4_quota_enable fs/ext4/super.c:6400 [inline]
RIP: 0010:ext4_enable_quotas+0x276/0x2c0 fs/ext4/super.c:6447
Code: 30 a0 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 bc c0 f7 ff eb da <0f> 0b 41 52 31 c9 ba 0d 19 00 00 49 c7 c1 00 29 a2 82 56 45 31 c0
RSP: 0018:ffffc9000079fc70 EFLAGS: 00010246
RAX: ffff88811427b400 RBX: 0000000000000001 RCX: 0000000000000004
RDX: 0000000000000001 RSI: ffff888111134e40 RDI: 0000000000000000
RBP: ffffc9000079fce8 R08: 0000000000000006 R09: ffff8881140cb080
R10: 0000000000000001 R11: 0000000000000005 R12: ffff888113893800
R13: ffff888111134db8 R14: 0000000000000004 R15: 0000000000000009
FS:  00007f077ab176c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b8d4a9b1f8 CR3: 00000001141b6000 CR4: 00000000003506b0
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:2899 [inline]
 path_mount+0x2f0/0xb60 fs/namespace.c:3229
 do_mount fs/namespace.c:3242 [inline]
 __do_sys_mount fs/namespace.c:3450 [inline]
 __se_sys_mount fs/namespace.c:3427 [inline]
 __x64_sys_mount+0x103/0x140 fs/namespace.c:3427
 do_syscall_64+0x32/0x80 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f077af961ea
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:00007f077ab16ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f077ab16f80 RCX: 00007f077af961ea
RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007f077ab16f40
RBP: 00000000200005c0 R08: 00007f077ab16f80 R09: 0000000000200810
R10: 0000000000200810 R11: 0000000000000246 R12: 0000000020000000
R13: 00007f077ab16f40 R14: 00000000000004da R15: 0000000020001400
Modules linked in:
---[ end trace beb95b53d43dc86b ]---
RIP: 0010:ext4_quota_enable fs/ext4/super.c:6400 [inline]
RIP: 0010:ext4_enable_quotas+0x276/0x2c0 fs/ext4/super.c:6447
Code: 30 a0 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 bc c0 f7 ff eb da <0f> 0b 41 52 31 c9 ba 0d 19 00 00 49 c7 c1 00 29 a2 82 56 45 31 c0
RSP: 0018:ffffc9000079fc70 EFLAGS: 00010246
RAX: ffff88811427b400 RBX: 0000000000000001 RCX: 0000000000000004
RDX: 0000000000000001 RSI: ffff888111134e40 RDI: 0000000000000000
RBP: ffffc9000079fce8 R08: 0000000000000006 R09: ffff8881140cb080
R10: 0000000000000001 R11: 0000000000000005 R12: ffff888113893800
R13: ffff888111134db8 R14: 0000000000000004 R15: 0000000000000009
FS:  00007f077ab176c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c001369000 CR3: 00000001141b6000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400