ci2 starts bisection 2024-08-31 05:39:24.849786274 +0000 UTC m=+46472.994783233
bisecting fixing commit since 05ef4ccb57746f921003b9340fc2f0532c177f41
building syzkaller on 3222d10cbe77bbedb5a7c455e5bcb6b7081a63b7
ensuring issue is reproducible on original commit 05ef4ccb57746f921003b9340fc2f0532c177f41
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5c5ee2d8c6ecb7600685c99fab6974146b850be9988516322410dfb3426d7a08
run #0: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #1: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #2: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #3: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #4: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #5: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #6: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #7: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #8: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #9: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #10: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #11: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #12: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #13: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #14: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #15: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #16: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #17: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #18: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #19: OK
representative crash: KASAN: use-after-free Read in jbd2_journal_get_write_access, types: [KASAN]
check whether we can drop unnecessary instrumentation
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e34773763a43a30034c92edfdc3e2c6d001b8dfcb0185996eba2e72e742f607f
run #0: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #1: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #2: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #3: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #4: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #5: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #6: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #7: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #8: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #9: OK
representative crash: KASAN: use-after-free Read in jbd2_journal_get_write_access, types: [KASAN]
the bug reproduces without the instrumentation
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
kconfig minimization: base=4920 full=6161 leaves diff=241
split chunks (needed=false): <241>
split chunk #0 of len 241 into 5 parts
testing without sub-chunk 1/5
disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 690354e6a01899621444cf370977242bd9e131a911ed4918af7a0772dafba92f
run #0: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #1: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #2: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #3: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #4: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #5: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #6: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #7: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #8: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
run #9: OK
representative crash: KASAN: use-after-free Read in jbd2_journal_get_write_access, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 96a7cfaf341dd478edfcf0720ccffadc0c2ed4fe4fca4956bbb85cfb02fab13c
all runs: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
representative crash: KASAN: use-after-free Read in jbd2_journal_get_write_access, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: dea2e6ce82d460a029ce0d7b12c5aec4f5fc4720a3e1ff87dfae2920d5bebaa0
all runs: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
representative crash: KASAN: use-after-free Read in jbd2_journal_get_write_access, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b54f3077caddbe35796b44998f8830cdd1012f407939c9c3fe11ad39b642ac38
all runs: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
representative crash: KASAN: use-after-free Read in jbd2_journal_get_write_access, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
failed building 05ef4ccb57746f921003b9340fc2f0532c177f41: net/socket.c:1189: undefined reference to `wext_handle_ioctl'
net/socket.c:3383: undefined reference to `compat_wext_handle_ioctl'
net/core/net-procfs.c:343: undefined reference to `wext_proc_exit'
net/core/net-procfs.c:327: 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 [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing current HEAD 29d153aabd54226781d6165592fbcfa1e00e571c
testing commit 29d153aabd54226781d6165592fbcfa1e00e571c gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 438545e86cd8d19311b73e2141d112dc9b55aecb0b6c9e0a23c1c5a5730e2438
all runs: crashed: KASAN: use-after-free Read in jbd2_journal_get_write_access
representative crash: KASAN: use-after-free Read in jbd2_journal_get_write_access, types: [KASAN]
crash still not fixed/happens on the oldest tested release
revisions tested: 7, total time: 2h37m13.898169005s (build: 1h27m38.145445744s, test: 1h7m49.632530787s)
crash still not fixed or there were kernel test errors
commit msg: Merge 5.15.156 into android13-5.15-lts
crash: KASAN: use-after-free Read in jbd2_journal_get_write_access
==================================================================
BUG: KASAN: use-after-free in is_handle_aborted include/linux/jbd2.h:1694 [inline]
BUG: KASAN: use-after-free in jbd2_journal_get_write_access+0x10f/0x140 fs/jbd2/transaction.c:1241
Read of size 1 at addr ffff88810b90d07c by task syz-executor.1/438
CPU: 0 PID: 438 Comm: syz-executor.1 Not tainted 5.15.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106
print_address_description.constprop.0+0x24/0x160 mm/kasan/report.c:248
__kasan_report mm/kasan/report.c:427 [inline]
kasan_report.cold+0x82/0xdb mm/kasan/report.c:444
__asan_report_load1_noabort+0x14/0x20 mm/kasan/report_generic.c:306
is_handle_aborted include/linux/jbd2.h:1694 [inline]
jbd2_journal_get_write_access+0x10f/0x140 fs/jbd2/transaction.c:1241
__ext4_journal_get_write_access+0x17c/0x3c0 fs/ext4/ext4_jbd2.c:235
ext4_reserve_inode_write+0x157/0x220 fs/ext4/inode.c:5813
__ext4_mark_inode_dirty+0x10d/0x660 fs/ext4/inode.c:5987
ext4_symlink+0x82f/0xd40 fs/ext4/namei.c:3463
vfs_symlink fs/namei.c:4429 [inline]
vfs_symlink+0xe9/0x2b0 fs/namei.c:4414
do_symlinkat+0x134/0x2a0 fs/namei.c:4458
__do_sys_symlink fs/namei.c:4480 [inline]
__se_sys_symlink fs/namei.c:4478 [inline]
__x64_sys_symlink+0x75/0x90 fs/namei.c:4478
x64_sys_call+0x71a/0x990 arch/x86/include/generated/asm/syscalls_64.h:89
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x33/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f0f65822ba9
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:00007f0f653a50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
RAX: ffffffffffffffda RBX: 00007f0f65941f80 RCX: 00007f0f65822ba9
RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000020000140
RBP: 00007f0f653a5120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 000000000000000b R14: 00007f0f65941f80 R15: 00007ffdefa47cd8
Allocated by task 438:
kasan_save_stack+0x26/0x50 mm/kasan/common.c:38
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:433 [inline]
__kasan_slab_alloc+0x94/0xc0 mm/kasan/common.c:466
kasan_slab_alloc include/linux/kasan.h:217 [inline]
slab_post_alloc_hook mm/slab.h:550 [inline]
slab_alloc_node mm/slub.c:3240 [inline]
slab_alloc mm/slub.c:3248 [inline]
kmem_cache_alloc+0x197/0x480 mm/slub.c:3253
kmem_cache_zalloc include/linux/slab.h:723 [inline]
jbd2_alloc_handle include/linux/jbd2.h:1597 [inline]
new_handle fs/jbd2/transaction.c:477 [inline]
jbd2__journal_start+0x16f/0x790 fs/jbd2/transaction.c:504
__ext4_journal_start_sb+0x237/0x2d0 fs/ext4/ext4_jbd2.c:105
__ext4_new_inode+0x24bc/0x4250 fs/ext4/ialloc.c:1080
ext4_symlink+0x361/0xd40 fs/ext4/namei.c:3382
vfs_symlink fs/namei.c:4429 [inline]
vfs_symlink+0xe9/0x2b0 fs/namei.c:4414
do_symlinkat+0x134/0x2a0 fs/namei.c:4458
__do_sys_symlink fs/namei.c:4480 [inline]
__se_sys_symlink fs/namei.c:4478 [inline]
__x64_sys_symlink+0x75/0x90 fs/namei.c:4478
x64_sys_call+0x71a/0x990 arch/x86/include/generated/asm/syscalls_64.h:89
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x33/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
Freed by task 438:
kasan_save_stack+0x26/0x50 mm/kasan/common.c:38
kasan_set_track+0x25/0x30 mm/kasan/common.c:45
kasan_set_free_info+0x24/0x40 mm/kasan/generic.c:370
____kasan_slab_free mm/kasan/common.c:365 [inline]
____kasan_slab_free mm/kasan/common.c:327 [inline]
__kasan_slab_free+0x111/0x150 mm/kasan/common.c:373
kasan_slab_free include/linux/kasan.h:193 [inline]
slab_free_hook mm/slub.c:1723 [inline]
slab_free_freelist_hook+0x94/0x1a0 mm/slub.c:1749
slab_free mm/slub.c:3519 [inline]
kmem_cache_free+0x105/0x250 mm/slub.c:3535
jbd2_free_handle include/linux/jbd2.h:1602 [inline]
jbd2_journal_stop+0x496/0xf70 fs/jbd2/transaction.c:1964
__ext4_journal_stop+0xc4/0x1a0 fs/ext4/ext4_jbd2.c:127
ext4_symlink+0x7fc/0xd40 fs/ext4/namei.c:3461
vfs_symlink fs/namei.c:4429 [inline]
vfs_symlink+0xe9/0x2b0 fs/namei.c:4414
do_symlinkat+0x134/0x2a0 fs/namei.c:4458
__do_sys_symlink fs/namei.c:4480 [inline]
__se_sys_symlink fs/namei.c:4478 [inline]
__x64_sys_symlink+0x75/0x90 fs/namei.c:4478
x64_sys_call+0x71a/0x990 arch/x86/include/generated/asm/syscalls_64.h:89
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x33/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
The buggy address belongs to the object at ffff88810b90d058
which belongs to the cache jbd2_journal_handle of size 56
The buggy address is located 36 bytes inside of
56-byte region [ffff88810b90d058, ffff88810b90d090)
The buggy address belongs to the page:
page:ffffea00042e4340 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10b90d
flags: 0x4000000000000200(slab|zone=1)
raw: 4000000000000200 0000000000000000 dead000000000122 ffff8881083bd680
raw: 0000000000000000 00000000802e002e 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Reclaimable, gfp_mask 0x112c50(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL|__GFP_RECLAIMABLE), pid 367, ts 62875613605, free_ts 60554526996
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook mm/page_alloc.c:2605 [inline]
prep_new_page+0x1a2/0x310 mm/page_alloc.c:2611
get_page_from_freelist+0x1ce2/0x30a0 mm/page_alloc.c:4485
__alloc_pages+0x2d5/0x2620 mm/page_alloc.c:5779
__alloc_pages_node include/linux/gfp.h:591 [inline]
alloc_pages_node include/linux/gfp.h:605 [inline]
alloc_pages include/linux/gfp.h:618 [inline]
alloc_slab_page mm/slub.c:1793 [inline]
allocate_slab+0x39d/0x530 mm/slub.c:1932
new_slab mm/slub.c:1995 [inline]
___slab_alloc.constprop.0+0x3ca/0x890 mm/slub.c:3028
__slab_alloc.constprop.0+0x42/0x80 mm/slub.c:3115
slab_alloc_node mm/slub.c:3206 [inline]
slab_alloc mm/slub.c:3248 [inline]
kmem_cache_alloc+0x440/0x480 mm/slub.c:3253
kmem_cache_zalloc include/linux/slab.h:723 [inline]
jbd2_alloc_handle include/linux/jbd2.h:1597 [inline]
new_handle fs/jbd2/transaction.c:477 [inline]
jbd2__journal_start+0x16f/0x790 fs/jbd2/transaction.c:504
__ext4_journal_start_sb+0x237/0x2d0 fs/ext4/ext4_jbd2.c:105
__ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
ext4_evict_inode+0x72e/0x1700 fs/ext4/inode.c:255
evict+0x2ab/0x610 fs/inode.c:587
iput_final fs/inode.c:1705 [inline]
iput.part.0+0x334/0x640 fs/inode.c:1731
iput+0x3f/0x50 fs/inode.c:1721
do_unlinkat+0x354/0x5b0 fs/namei.c:4355
__do_sys_unlink fs/namei.c:4396 [inline]
__se_sys_unlink fs/namei.c:4394 [inline]
__x64_sys_unlink+0xa5/0xe0 fs/namei.c:4394
x64_sys_call+0x721/0x990 arch/x86/include/generated/asm/syscalls_64.h:88
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1472 [inline]
free_pcp_prepare+0x1b6/0x4c0 mm/page_alloc.c:1544
free_unref_page_prepare mm/page_alloc.c:3534 [inline]
free_unref_page+0x84/0x760 mm/page_alloc.c:3616
free_the_page mm/page_alloc.c:805 [inline]
__free_pages+0xd7/0xf0 mm/page_alloc.c:5855
__free_slab+0xdb/0x1c0 mm/slub.c:2020
free_slab mm/slub.c:2035 [inline]
discard_slab+0x2b/0x40 mm/slub.c:2041
__unfreeze_partials+0x1e2/0x230 mm/slub.c:2527
put_cpu_partial+0x96/0xb0 mm/slub.c:2607
__slab_free+0x21e/0x4d0 mm/slub.c:3388
do_slab_free mm/slub.c:3507 [inline]
___cache_free+0x1ee/0x230 mm/slub.c:3526
qlink_free mm/kasan/quarantine.c:157 [inline]
qlist_free_all+0x6e/0x150 mm/kasan/quarantine.c:176
kasan_quarantine_reduce+0x15f/0x1c0 mm/kasan/quarantine.c:283
__kasan_slab_alloc+0xaa/0xc0 mm/kasan/common.c:443
kasan_slab_alloc include/linux/kasan.h:217 [inline]
slab_post_alloc_hook mm/slab.h:550 [inline]
slab_alloc_node mm/slub.c:3240 [inline]
slab_alloc mm/slub.c:3248 [inline]
kmem_cache_alloc+0x197/0x480 mm/slub.c:3253
getname_flags.part.0+0x4d/0x480 fs/namei.c:138
getname_flags include/linux/audit.h:319 [inline]
getname+0x75/0xa0 fs/namei.c:217
do_sys_openat2+0xdf/0x8e0 fs/open.c:1228
Memory state around the buggy address:
ffff88810b90cf00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff88810b90cf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88810b90d000: fa fb fb fb fb fb fb fc fc fc fc fa fb fb fb fb
^
ffff88810b90d080: fb fb fc fc fc fc fa fb fb fb fb fb fb fc fc fc
ffff88810b90d100: fc fc fc fc fc fc fc fc fc fc fc fc fa fb fb fb
==================================================================
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 438 Comm: syz-executor.1 Tainted: G B 5.15.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:do_get_write_access+0x56f/0xcf0 fs/jbd2/transaction.c:1102
Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 53 07 00 00 49 8b 75 20 48 8b 7d b0 e8 a8 81 02 00 e9 6c fe ff ff 0f 0b <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 ca 48 c1 ea 03 80 3c 02
RSP: 0018:ffffc900009d7a68 EFLAGS: 00010286
RAX: ffff88810bb26000 RBX: dffffc0000000000 RCX: ffffffff81d54372
RDX: 0000000000000000 RSI: ffff888120f81140 RDI: ffff888120f811e0
RBP: ffffc900009d7ae8 R08: ffff888108f3cf48 R09: ffff888108f3cf38
R10: ffffed1022cbd97a R11: 0000000000000001 R12: ffff888108f3cf20
R13: ffff8881165ecbd0 R14: ffff88810b90d058 R15: ffff888108f3cf50
FS: 00007f0f653a56c0(0000) GS:ffff8881f7500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005647c1abbef8 CR3: 000000012433e000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
jbd2_journal_get_write_access+0xe3/0x140 fs/jbd2/transaction.c:1251
__ext4_journal_get_write_access+0x17c/0x3c0 fs/ext4/ext4_jbd2.c:235
ext4_reserve_inode_write+0x157/0x220 fs/ext4/inode.c:5813
__ext4_mark_inode_dirty+0x10d/0x660 fs/ext4/inode.c:5987
ext4_symlink+0x82f/0xd40 fs/ext4/namei.c:3463
vfs_symlink fs/namei.c:4429 [inline]
vfs_symlink+0xe9/0x2b0 fs/namei.c:4414
do_symlinkat+0x134/0x2a0 fs/namei.c:4458
__do_sys_symlink fs/namei.c:4480 [inline]
__se_sys_symlink fs/namei.c:4478 [inline]
__x64_sys_symlink+0x75/0x90 fs/namei.c:4478
x64_sys_call+0x71a/0x990 arch/x86/include/generated/asm/syscalls_64.h:89
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x33/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f0f65822ba9
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:00007f0f653a50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
RAX: ffffffffffffffda RBX: 00007f0f65941f80 RCX: 00007f0f65822ba9
RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000020000140
RBP: 00007f0f653a5120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 000000000000000b R14: 00007f0f65941f80 R15: 00007ffdefa47cd8
Modules linked in:
---[ end trace c418938a7f553756 ]---
RIP: 0010:do_get_write_access+0x56f/0xcf0 fs/jbd2/transaction.c:1102
Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 53 07 00 00 49 8b 75 20 48 8b 7d b0 e8 a8 81 02 00 e9 6c fe ff ff 0f 0b <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 ca 48 c1 ea 03 80 3c 02
RSP: 0018:ffffc900009d7a68 EFLAGS: 00010286
RAX: ffff88810bb26000 RBX: dffffc0000000000 RCX: ffffffff81d54372
RDX: 0000000000000000 RSI: ffff888120f81140 RDI: ffff888120f811e0
RBP: ffffc900009d7ae8 R08: ffff888108f3cf48 R09: ffff888108f3cf38
R10: ffffed1022cbd97a R11: 0000000000000001 R12: ffff888108f3cf20
R13: ffff8881165ecbd0 R14: ffff88810b90d058 R15: ffff888108f3cf50
FS: 00007f0f653a56c0(0000) GS:ffff8881f7500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005647c1abbef8 CR3: 000000012433e000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400