ci2 starts bisection 2024-06-11 01:53:51.539450868 +0000 UTC m=+43069.758879239
bisecting fixing commit since a59b32866cd44cf6c544b491c23720728552bc59
building syzkaller on cb976f63e0177b96eb9ce1c631cc5e2c4b4b0759
ensuring issue is reproducible on original commit a59b32866cd44cf6c544b491c23720728552bc59

testing commit a59b32866cd44cf6c544b491c23720728552bc59 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9df40c6ad684f2e6547fa1edc2ca683fc68a93bd5ee4f22f63b6b701cdbaba6c
run #0: crashed: kernel BUG in ext4_write_inline_data_end
run #1: crashed: kernel BUG in ext4_write_inline_data_end
run #2: crashed: kernel BUG in ext4_write_inline_data_end
run #3: crashed: kernel BUG in ext4_write_inline_data_end
run #4: crashed: kernel BUG in ext4_write_inline_data_end
run #5: crashed: kernel BUG in __block_commit_write
run #6: crashed: kernel BUG in ext4_write_inline_data_end
run #7: crashed: kernel BUG in __block_commit_write
run #8: crashed: kernel BUG in ext4_write_inline_data_end
run #9: crashed: kernel BUG in __block_commit_write
run #10: crashed: kernel BUG in ext4_write_inline_data_end
run #11: crashed: kernel BUG in ext4_write_inline_data_end
run #12: crashed: kernel BUG in ext4_write_inline_data_end
run #13: crashed: kernel BUG in __block_commit_write
run #14: crashed: kernel BUG in ext4_write_inline_data_end
run #15: crashed: kernel BUG in ext4_write_inline_data_end
run #16: crashed: kernel BUG in __block_commit_write
run #17: crashed: kernel BUG in ext4_write_inline_data_end
run #18: crashed: kernel BUG in ext4_write_inline_data_end
run #19: crashed: kernel BUG in __block_commit_write
representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit a59b32866cd44cf6c544b491c23720728552bc59 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d424eaab67b4ca59067e49ad8c1a46c7640515cd45cbfce7c530211cd222d150
run #0: crashed: kernel BUG in ext4_write_inline_data_end
run #1: crashed: kernel BUG in ext4_write_inline_data_end
run #2: crashed: kernel BUG in __block_commit_write
run #3: crashed: kernel BUG in ext4_write_inline_data_end
run #4: crashed: kernel BUG in __block_commit_write
run #5: crashed: kernel BUG in ext4_write_inline_data_end
run #6: crashed: kernel BUG in ext4_write_inline_data_end
run #7: crashed: kernel BUG in __block_commit_write
run #8: crashed: kernel BUG in ext4_write_inline_data_end
run #9: crashed: kernel BUG in __block_commit_write
representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG]
the bug reproduces without the instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed
kconfig minimization: base=5179 full=6485 leaves diff=250
split chunks (needed=false): <250>
split chunk #0 of len 250 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 a59b32866cd44cf6c544b491c23720728552bc59 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: cb5503cd2ec34386d2c2db397323c5ed4c38079e52b7244402cc64faba49fb09
run #0: crashed: kernel BUG in ext4_write_inline_data_end
run #1: crashed: kernel BUG in ext4_write_inline_data_end
run #2: crashed: kernel BUG in ext4_write_inline_data_end
run #3: crashed: kernel BUG in __block_commit_write
run #4: crashed: kernel BUG in ext4_write_inline_data_end
run #5: crashed: kernel BUG in ext4_write_inline_data_end
run #6: crashed: kernel BUG in __block_commit_write
run #7: crashed: kernel BUG in ext4_write_inline_data_end
run #8: crashed: kernel BUG in ext4_write_inline_data_end
run #9: crashed: kernel BUG in ext4_write_inline_data_end
representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit a59b32866cd44cf6c544b491c23720728552bc59 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a4ec2038b58662203325a52fe2deb6640935115843865efb3d9ebe8be4be36a7
all runs: crashed: kernel BUG in ext4_write_inline_data_end
representative crash: kernel BUG in ext4_write_inline_data_end, 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 a59b32866cd44cf6c544b491c23720728552bc59 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: daa9377c3352071f727ff999001363a3c127a3a9469da16e12349349f2d4b2c2
run #0: crashed: kernel BUG in ext4_write_inline_data_end
run #1: crashed: kernel BUG in ext4_write_inline_data_end
run #2: crashed: kernel BUG in ext4_write_inline_data_end
run #3: crashed: kernel BUG in ext4_write_inline_data_end
run #4: crashed: kernel BUG in __block_commit_write
run #5: crashed: kernel BUG in ext4_write_inline_data_end
run #6: crashed: kernel BUG in ext4_write_inline_data_end
run #7: crashed: kernel BUG in ext4_write_inline_data_end
run #8: crashed: kernel BUG in ext4_write_inline_data_end
run #9: crashed: kernel BUG in ext4_write_inline_data_end
representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed
testing commit a59b32866cd44cf6c544b491c23720728552bc59 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e912eacad3a27a4f412e5f0be7acb2baffa147f7325776b24ac584d5fbd72ca7
run #0: crashed: kernel BUG in ext4_write_inline_data_end
run #1: crashed: kernel BUG in ext4_write_inline_data_end
run #2: crashed: kernel BUG in __block_commit_write
run #3: crashed: kernel BUG in ext4_write_inline_data_end
run #4: crashed: kernel BUG in __block_commit_write
run #5: crashed: kernel BUG in ext4_write_inline_data_end
run #6: crashed: kernel BUG in ext4_write_inline_data_end
run #7: crashed: kernel BUG in ext4_write_inline_data_end
run #8: crashed: kernel BUG in ext4_write_inline_data_end
run #9: crashed: kernel BUG in __block_commit_write
representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit a59b32866cd44cf6c544b491c23720728552bc59 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
failed building a59b32866cd44cf6c544b491c23720728552bc59: 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 50 configs; suspects: [HID_ZEROPLUS USB_NET_CDC_MBIM 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 ac9706483e98b63ce12c448c7f1104b239b90a0b
testing commit ac9706483e98b63ce12c448c7f1104b239b90a0b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 2f13a8bab45ab225f63138113a3290387925b41f4d0537b25e59c43893336b6f
run #0: crashed: kernel BUG in ext4_write_inline_data_end
run #1: crashed: kernel BUG in ext4_write_inline_data_end
run #2: crashed: kernel BUG in ext4_write_inline_data_end
run #3: crashed: kernel BUG in ext4_write_inline_data_end
run #4: crashed: kernel BUG in ext4_write_inline_data_end
run #5: crashed: kernel BUG in ext4_write_inline_data_end
run #6: crashed: kernel BUG in __block_commit_write
run #7: crashed: kernel BUG in ext4_write_inline_data_end
run #8: crashed: kernel BUG in ext4_write_inline_data_end
run #9: crashed: kernel BUG in ext4_write_inline_data_end
representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG]
crash still not fixed/happens on the oldest tested release
revisions tested: 7, total time: 43m32.788126562s (build: 17m22.595697385s, test: 23m39.38565961s)
crash still not fixed or there were kernel test errors
commit msg: ANDROID: GKI: Add initial symbol list for bcmstb
crash: kernel BUG in ext4_write_inline_data_end
loop0: detected capacity change from 0 to 512
EXT4-fs error (device loop0): __ext4_fill_super:5386: inode #2: comm syz-executor.0: casefold flag without casefold feature
EXT4-fs (loop0): warning: mounting fs with errors, running e2fsck is recommended
------------[ cut here ]------------
kernel BUG at fs/ext4/inline.c:767!
invalid opcode: 0000 [#1] PREEMPT SMP
CPU: 1 PID: 1091 Comm: syz-executor.0 Not tainted 6.1.78-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:ext4_write_inline_data_end+0x363/0x370 fs/ext4/inline.c:767
Code: 49 89 c7 e9 d0 fe ff ff 0f 0b e9 93 fe ff ff 48 ff c8 48 f7 00 04 00 00 00 74 a2 85 c9 0f 85 0a fd ff ff eb 98 e8 ed f6 ad 00 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffffc90001ae7b90 EFLAGS: 00010246
RAX: ffff88810c3a5a98 RBX: ffff888108acb900 RCX: 0000000000000001
RDX: 00000000ffff9fa5 RSI: ffffffff82d59c5c RDI: 00000000ffffffff
RBP: ffffc90001ae7bf0 R08: ffffc90001ae7b60 R09: ffffea00044d9080
R10: ffffea00044d9080 R11: ffff888100041700 R12: ffff88810c3a5a98
R13: ffff88810c3a5ba8 R14: 0000004400000000 R15: ffffea00044d9080
FS:  00007fbdae64d6c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000180 CR3: 0000000115f1f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_write_end+0x21d/0x350 fs/ext4/inode.c:1323
 ext4_da_write_end+0x38/0x270 fs/ext4/inode.c:3073
 generic_perform_write+0xd2/0x1f0 mm/filemap.c:3849
 ext4_buffered_write_iter+0xf7/0x190 fs/ext4/file.c:285
 ext4_file_write_iter+0x2d5/0x6a0
 call_write_iter include/linux/fs.h:2258 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x331/0x3f0 fs/read_write.c:584
 ksys_write+0x6c/0xd0 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __x64_sys_write+0x16/0x20 fs/read_write.c:646
 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: 0033:0x7fbdad87cae9
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:00007fbdae64d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fbdad99bf80 RCX: 00007fbdad87cae9
RDX: 0000000000000007 RSI: 0000000020000180 RDI: 0000000000000004
RBP: 00007fbdad8c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fbdad99bf80 R15: 00007ffe94c5ef78
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_write_inline_data_end+0x363/0x370 fs/ext4/inline.c:767
Code: 49 89 c7 e9 d0 fe ff ff 0f 0b e9 93 fe ff ff 48 ff c8 48 f7 00 04 00 00 00 74 a2 85 c9 0f 85 0a fd ff ff eb 98 e8 ed f6 ad 00 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffffc90001ae7b90 EFLAGS: 00010246
RAX: ffff88810c3a5a98 RBX: ffff888108acb900 RCX: 0000000000000001
RDX: 00000000ffff9fa5 RSI: ffffffff82d59c5c RDI: 00000000ffffffff
RBP: ffffc90001ae7bf0 R08: ffffc90001ae7b60 R09: ffffea00044d9080
R10: ffffea00044d9080 R11: ffff888100041700 R12: ffff88810c3a5a98
R13: ffff88810c3a5ba8 R14: 0000004400000000 R15: ffffea00044d9080
FS:  00007fbdae64d6c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000180 CR3: 0000000115f1f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400