ci2 starts bisection 2024-06-27 22:53:23.285874632 +0000 UTC m=+52331.324390603
bisecting fixing commit since c2611a04b92f0e6a38f718c50605300a325b7c7b
building syzkaller on acb1ba7170ce2a5c91ccaa197eb9e1c450e0d73a
ensuring issue is reproducible on original commit c2611a04b92f0e6a38f718c50605300a325b7c7b

testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d3d056738d3b63bd8be19c2c770f0f85b9b9bac69119dfae26c679a42e0d292f
all runs: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
check whether we can drop unnecessary instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 50da78c9cc526727839b61987205e1aaed7a44745e6b515ccae16a5add4ea043
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
kconfig minimization: base=5179 full=6487 leaves diff=252
split chunks (needed=false): <252>
split chunk #0 of len 252 into 5 parts
testing without sub-chunk 1/5
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4f2df64dfb3c0955cf9d156635906e73836d3d4b8f308a90195669d48c04b152
all runs: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 2/5
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 99c5d625b52fa74d441816e9e70eeb3bab0e913ed7b5b1f397817cbd0295480c
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #4: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #5: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #6: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #7: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #8: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #9: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #10: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #11: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #12: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #13: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #14: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #15: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #16: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #17: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #18: OK
run #19: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 51f0be7d53323af6615a43ebf538a63d56d3ebdabb94dcc952c9fc6a2c7842e7
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #4: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #5: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #6: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #7: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #8: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #9: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #10: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #11: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #12: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #13: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #14: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #15: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c4e6a01f13625b1f9bbaa4cbeebaf0c2d80283133b5d597d2a4639c718cc0260
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #4: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #5: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #6: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #7: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #8: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #9: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #10: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #11: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #12: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #13: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #14: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #15: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #16: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #17: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #18: OK
run #19: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 5/5
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
failed building c2611a04b92f0e6a38f718c50605300a325b7c7b: 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 48 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 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]
testing current HEAD 681c91500cd65f9162d8a50dfe17177dbf190cf7
testing commit 681c91500cd65f9162d8a50dfe17177dbf190cf7 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: bdcbdbcc1d59632c3f432208189d2784cf211c1f3d1b3dedd0d188bd0fd3b422
all runs: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
crash still not fixed/happens on the oldest tested release
reproducer is flaky (0.90 repro chance estimate)
revisions tested: 7, total time: 2h0m9.101432652s (build: 29m34.146964076s, test: 1h28m10.645021177s)
crash still not fixed or there were kernel test errors
commit msg: ANDROID: GKI: Add symbol to symbol list for vivo.
crash: kernel panic: EXT4-fs (device loop0): panic forced after error
EXT4-fs (loop0): warning: checktime reached, running e2fsck is recommended
EXT4-fs warning (device loop0): ext4_update_dynamic_rev:1086: updating to rev 1 because of new feature flag, running e2fsck is recommended
EXT4-fs error (device loop0): ext4_validate_block_bitmap:429: comm syz-executor.0: bg 0: block 46: invalid block bitmap
Kernel panic - not syncing: EXT4-fs (device loop0): panic forced after error
CPU: 0 PID: 627 Comm: syz-executor.0 Not tainted 6.1.78-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x105/0x148 lib/dump_stack.c:106
 dump_stack+0x10/0x12 lib/dump_stack.c:113
 panic+0x1c8/0x48e kernel/panic.c:339
 ext4_handle_error+0x701/0x760 fs/ext4/super.c:687
 __ext4_error+0x21f/0x3c0 fs/ext4/super.c:778
 ext4_validate_block_bitmap+0xcc5/0x1150
 ext4_wait_block_bitmap+0xd7/0x160 fs/ext4/balloc.c:580
 ext4_read_block_bitmap+0x2f/0x60 fs/ext4/balloc.c:592
 ext4_mb_clear_bb fs/ext4/mballoc.c:6015 [inline]
 ext4_free_blocks+0xc0b/0x2260 fs/ext4/mballoc.c:6260
 ext4_remove_blocks fs/ext4/extents.c:2545 [inline]
 ext4_ext_rm_leaf fs/ext4/extents.c:2711 [inline]
 ext4_ext_remove_space+0x1baf/0x44d0 fs/ext4/extents.c:2959
 ext4_ext_truncate+0x1c1/0x2b0 fs/ext4/extents.c:4417
 ext4_truncate+0x878/0xc40 fs/ext4/inode.c:4279
 ext4_process_orphan+0x190/0x2c0 fs/ext4/orphan.c:339
 ext4_orphan_cleanup+0x950/0xfa0 fs/ext4/orphan.c:474
 __ext4_fill_super fs/ext4/super.c:5520 [inline]
 ext4_fill_super+0x6aef/0x7410 fs/ext4/super.c:5651
 get_tree_bdev+0x3d4/0x610 fs/super.c:1357
 ext4_get_tree+0x10/0x20 fs/ext4/super.c:5681
 vfs_get_tree+0x87/0x250 fs/super.c:1564
 do_new_mount+0x21a/0x9a0 fs/namespace.c:3051
 path_mount+0x612/0xc20 fs/namespace.c:3381
 do_mount fs/namespace.c:3394 [inline]
 __do_sys_mount fs/namespace.c:3602 [inline]
 __se_sys_mount+0x23e/0x2d0 fs/namespace.c:3579
 __x64_sys_mount+0xba/0xd0 fs/namespace.c:3579
 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: 0033:0x7f680ec7cae9
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:00007f680f94e0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f680ed9bf80 RCX: 00007f680ec7cae9
RDX: 00000000200001c0 RSI: 00000000200006c0 RDI: 0000000020000640
RBP: 00007f680ecc847a R08: 0000000000000000 R09: 0000000000000000
R10: 000000003f000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f680ed9bf80 R15: 00007ffc90c371e8
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..