INFO: task syz.3.938:11546 blocked for more than 143 seconds.
Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.938 state:D stack:25592 pid:11546 tgid:11538 ppid:5830 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5371 [inline]
__schedule+0x189f/0x4c80 kernel/sched/core.c:6758
__schedule_loop kernel/sched/core.c:6835 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6850
d_wait_lookup fs/dcache.c:2477 [inline]
d_alloc_parallel+0xc16/0x1600 fs/dcache.c:2559
__lookup_slow+0x117/0x3f0 fs/namei.c:1776
lookup_slow+0x53/0x70 fs/namei.c:1808
walk_component+0x2e1/0x410 fs/namei.c:2112
lookup_last fs/namei.c:2610 [inline]
path_lookupat+0x16f/0x450 fs/namei.c:2634
filename_lookup+0x2a3/0x670 fs/namei.c:2663
filename_setxattr+0xb9/0x430 fs/xattr.c:660
path_setxattrat+0x440/0x510 fs/xattr.c:713
__do_sys_lsetxattr fs/xattr.c:754 [inline]
__se_sys_lsetxattr fs/xattr.c:750 [inline]
__x64_sys_lsetxattr+0xbf/0xe0 fs/xattr.c:750
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8438585d29
RSP: 002b:00007f8439432038 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
RAX: ffffffffffffffda RBX: 00007f8438776080 RCX: 00007f8438585d29
RDX: 00000000200003c0 RSI: 0000000020000100 RDI: 0000000020000000
RBP: 00007f8438601b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000024 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f8438776080 R15: 00007ffd042b57f8
INFO: task syz.3.938:11547 blocked for more than 143 seconds.
Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.938 state:D stack:27328 pid:11547 tgid:11538 ppid:5830 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5371 [inline]
__schedule+0x189f/0x4c80 kernel/sched/core.c:6758
__schedule_loop kernel/sched/core.c:6835 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6850
d_wait_lookup fs/dcache.c:2477 [inline]
d_alloc_parallel+0xc16/0x1600 fs/dcache.c:2559
__lookup_slow+0x117/0x3f0 fs/namei.c:1776
lookup_slow+0x53/0x70 fs/namei.c:1808
walk_component+0x2e1/0x410 fs/namei.c:2112
lookup_last fs/namei.c:2610 [inline]
path_lookupat+0x16f/0x450 fs/namei.c:2634
filename_lookup+0x2a3/0x670 fs/namei.c:2663
filename_getxattr+0xb1/0x240 fs/xattr.c:814
path_getxattrat+0x274/0x450 fs/xattr.c:859
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8438585d29
RSP: 002b:00007f8439411038 EFLAGS: 00000246 ORIG_RAX: 00000000000000c0
RAX: ffffffffffffffda RBX: 00007f8438776160 RCX: 00007f8438585d29
RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000020000440
RBP: 00007f8438601b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f8438776160 R15: 00007ffd042b57f8
INFO: task syz.3.938:11551 blocked for more than 143 seconds.
Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.938 state:D stack:24944 pid:11551 tgid:11538 ppid:5830 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5371 [inline]
__schedule+0x189f/0x4c80 kernel/sched/core.c:6758
__schedule_loop kernel/sched/core.c:6835 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6850
d_wait_lookup fs/dcache.c:2477 [inline]
d_alloc_parallel+0xc16/0x1600 fs/dcache.c:2559
__lookup_slow+0x117/0x3f0 fs/namei.c:1776
lookup_slow+0x53/0x70 fs/namei.c:1808
walk_component+0x2e1/0x410 fs/namei.c:2112
lookup_last fs/namei.c:2610 [inline]
path_lookupat+0x16f/0x450 fs/namei.c:2634
filename_lookup+0x2a3/0x670 fs/namei.c:2663
filename_removexattr fs/xattr.c:1047 [inline]
path_removexattrat+0x1e9/0x670 fs/xattr.c:1088
__do_sys_removexattr fs/xattr.c:1100 [inline]
__se_sys_removexattr fs/xattr.c:1097 [inline]
__x64_sys_removexattr+0x62/0x70 fs/xattr.c:1097
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8438585d29
RSP: 002b:00007f84393f0038 EFLAGS: 00000246 ORIG_RAX: 00000000000000c5
RAX: ffffffffffffffda RBX: 00007f8438776240 RCX: 00007f8438585d29
RDX: 0000000000000000 RSI: 0000000020000480 RDI: 0000000020000040
RBP: 00007f8438601b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f8438776240 R15: 00007ffd042b57f8
INFO: task syz.3.938:11557 blocked for more than 144 seconds.
Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.938 state:D stack:27328 pid:11557 tgid:11538 ppid:5830 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5371 [inline]
__schedule+0x189f/0x4c80 kernel/sched/core.c:6758
__schedule_loop kernel/sched/core.c:6835 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6850
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6907
rwsem_down_write_slowpath+0xeee/0x13b0 kernel/locking/rwsem.c:1176
__down_write_common kernel/locking/rwsem.c:1304 [inline]
__down_write kernel/locking/rwsem.c:1313 [inline]
down_write+0x1d7/0x220 kernel/locking/rwsem.c:1578
inode_lock include/linux/fs.h:863 [inline]
open_last_lookups fs/namei.c:3745 [inline]
path_openat+0x89a/0x3580 fs/namei.c:3984
do_filp_open+0x27f/0x4e0 fs/namei.c:4014
do_sys_openat2+0x13e/0x1d0 fs/open.c:1427
do_sys_open fs/open.c:1442 [inline]
__do_sys_openat fs/open.c:1458 [inline]
__se_sys_openat fs/open.c:1453 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1453
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8438585d29
RSP: 002b:00007f84393cf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f8438776320 RCX: 00007f8438585d29
RDX: 000000000000275a RSI: 0000000020000000 RDI: ffffffffffffff9c
RBP: 00007f8438601b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f8438776320 R15: 00007ffd042b57f8
INFO: task syz.3.938:11560 blocked for more than 144 seconds.
Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.938 state:D stack:27328 pid:11560 tgid:11538 ppid:5830 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5371 [inline]
__schedule+0x189f/0x4c80 kernel/sched/core.c:6758
__schedule_loop kernel/sched/core.c:6835 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6850
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6907
rwsem_down_write_slowpath+0xeee/0x13b0 kernel/locking/rwsem.c:1176
__down_write_common kernel/locking/rwsem.c:1304 [inline]
__down_write kernel/locking/rwsem.c:1313 [inline]
down_write+0x1d7/0x220 kernel/locking/rwsem.c:1578
inode_lock include/linux/fs.h:863 [inline]
open_last_lookups fs/namei.c:3745 [inline]
path_openat+0x89a/0x3580 fs/namei.c:3984
do_filp_open+0x27f/0x4e0 fs/namei.c:4014
do_sys_openat2+0x13e/0x1d0 fs/open.c:1427
do_sys_open fs/open.c:1442 [inline]
__do_sys_openat fs/open.c:1458 [inline]
__se_sys_openat fs/open.c:1453 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1453
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8438585d29
RSP: 002b:00007f84393ae038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f8438776400 RCX: 00007f8438585d29
RDX: 00000000000026e1 RSI: 00000000200000c0 RDI: ffffffffffffff9c
RBP: 00007f8438601b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f8438776400 R15: 00007ffd042b57f8
INFO: task syz.3.938:11562 blocked for more than 144 seconds.
Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.938 state:D stack:27328 pid:11562 tgid:11538 ppid:5830 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5371 [inline]
__schedule+0x189f/0x4c80 kernel/sched/core.c:6758
__schedule_loop kernel/sched/core.c:6835 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6850
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6907
rwsem_down_read_slowpath kernel/locking/rwsem.c:1084 [inline]
__down_read_common kernel/locking/rwsem.c:1248 [inline]
__down_read kernel/locking/rwsem.c:1261 [inline]
down_read+0x705/0xa40 kernel/locking/rwsem.c:1526
inode_lock_shared include/linux/fs.h:873 [inline]
open_last_lookups fs/namei.c:3747 [inline]
path_openat+0x88b/0x3580 fs/namei.c:3984
do_filp_open+0x27f/0x4e0 fs/namei.c:4014
do_sys_openat2+0x13e/0x1d0 fs/open.c:1427
do_sys_open fs/open.c:1442 [inline]
__do_sys_openat fs/open.c:1458 [inline]
__se_sys_openat fs/open.c:1453 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1453
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8438585d29
RSP: 002b:00007f843938d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f84387764e0 RCX: 00007f8438585d29
RDX: 0000000000007a05 RSI: 0000000020000380 RDI: ffffffffffffff9c
RBP: 00007f8438601b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000001700 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f84387764e0 R15: 00007ffd042b57f8
INFO: task syz.3.938:11563 blocked for more than 144 seconds.
Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.938 state:D stack:27328 pid:11563 tgid:11538 ppid:5830 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5371 [inline]
__schedule+0x189f/0x4c80 kernel/sched/core.c:6758
__schedule_loop kernel/sched/core.c:6835 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6850
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6907
rwsem_down_write_slowpath+0xeee/0x13b0 kernel/locking/rwsem.c:1176
__down_write_common kernel/locking/rwsem.c:1304 [inline]
__down_write kernel/locking/rwsem.c:1313 [inline]
down_write+0x1d7/0x220 kernel/locking/rwsem.c:1578
inode_lock include/linux/fs.h:863 [inline]
open_last_lookups fs/namei.c:3745 [inline]
path_openat+0x89a/0x3580 fs/namei.c:3984
do_filp_open+0x27f/0x4e0 fs/namei.c:4014
do_sys_openat2+0x13e/0x1d0 fs/open.c:1427
do_sys_open fs/open.c:1442 [inline]
__do_sys_open fs/open.c:1450 [inline]
__se_sys_open fs/open.c:1446 [inline]
__x64_sys_open+0x225/0x270 fs/open.c:1446
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8438585d29
RSP: 002b:00007f843936c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f84387765c0 RCX: 00007f8438585d29
RDX: 0000000000000000 RSI: 0000000000064842 RDI: 00000000200005c0
RBP: 00007f8438601b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f84387765c0 R15: 00007ffd042b57f8
Showing all locks held in the system:
2 locks held by kworker/u8:0/11:
1 lock held by khungtaskd/30:
#0: ffffffff8e937da0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#0: ffffffff8e937da0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#0: ffffffff8e937da0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6744
2 locks held by getty/5588:
#0: ffff888030dfd0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00 drivers/tty/n_tty.c:2211
2 locks held by kworker/u8:11/10172:
1 lock held by syz.3.938/11539:
1 lock held by syz.3.938/11546:
#0: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:873 [inline]
#0: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: lookup_slow+0x45/0x70 fs/namei.c:1807
1 lock held by syz.3.938/11547:
#0: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:873 [inline]
#0: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: lookup_slow+0x45/0x70 fs/namei.c:1807
1 lock held by syz.3.938/11551:
#0: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:873 [inline]
#0: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: lookup_slow+0x45/0x70 fs/namei.c:1807
2 locks held by syz.3.938/11557:
#0: ffff888029dda420 (sb_writers#38){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:548
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: inode_lock include/linux/fs.h:863 [inline]
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: open_last_lookups fs/namei.c:3745 [inline]
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: path_openat+0x89a/0x3580 fs/namei.c:3984
2 locks held by syz.3.938/11560:
#0: ffff888029dda420 (sb_writers#38){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:548
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: inode_lock include/linux/fs.h:863 [inline]
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: open_last_lookups fs/namei.c:3745 [inline]
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: path_openat+0x89a/0x3580 fs/namei.c:3984
2 locks held by syz.3.938/11562:
#0: ffff888029dda420 (sb_writers#38){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:548
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:873 [inline]
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: open_last_lookups fs/namei.c:3747 [inline]
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: path_openat+0x88b/0x3580 fs/namei.c:3984
2 locks held by syz.3.938/11563:
#0: ffff888029dda420 (sb_writers#38){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:548
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: inode_lock include/linux/fs.h:863 [inline]
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: open_last_lookups fs/namei.c:3745 [inline]
#1: ffff88807d8446c0 (&type->i_mutex_dir_key#26){++++}-{4:4}, at: path_openat+0x89a/0x3580 fs/namei.c:3984
3 locks held by syz-executor/12577:
1 lock held by syz.6.1244/12826:
=============================================
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:234 [inline]
watchdog+0xff6/0x1040 kernel/hung_task.c:397
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 11539 Comm: syz.3.938 Not tainted 6.13.0-rc3-next-20241220-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:unwind_next_frame+0x12d/0x22d0
Code: 6d 35 48 89 e8 48 c1 e8 03 48 89 44 24 28 42 0f b6 04 20 84 c0 0f 85 b8 19 00 00 4c 0f be 7d 00 48 8b 44 24 30 42 80 3c 20 00 <48> 8b 5c 24 18 74 08 48 89 df e8 84 0f ba 00 4c 03 3b 49 ff cf 4c
RSP: 0018:ffffc90003006d30 EFLAGS: 00000246
RAX: 1ffff92000600dc9 RBX: 0000000000000000 RCX: ffffffff8bf4de00
RDX: dffffc0000000000 RSI: ffffffff824313cc RDI: ffffffff816b8f90
RBP: ffffc90003006e35 R08: 0000000000000013 R09: ffffc90003006ef0
R10: ffffc90003006e50 R11: ffffffff81aae620 R12: dffffc0000000000
R13: ffffc90003006e00 R14: ffffffff824313cc R15: 0000000000000000
FS: 00007f84394536c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3df37d8d58 CR3: 000000007e04e000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:47 [inline]
kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
unpoison_slab_object mm/kasan/common.c:319 [inline]
__kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:345
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4115 [inline]
slab_alloc_node mm/slub.c:4164 [inline]
kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4171
alloc_buffer_head+0x2a/0x290 fs/buffer.c:3015
folio_alloc_buffers+0x31f/0x640 fs/buffer.c:924
create_empty_buffers+0x3a/0x530 fs/buffer.c:1662
block_read_full_folio+0x244/0xae0 fs/buffer.c:2377
filemap_read_folio+0x148/0x3b0 mm/filemap.c:2348
do_read_cache_folio+0x373/0x5b0 mm/filemap.c:3893
read_mapping_folio include/linux/pagemap.h:1032 [inline]
dir_get_folio fs/sysv/dir.c:64 [inline]
sysv_find_entry+0x16c/0x590 fs/sysv/dir.c:154
sysv_inode_by_name+0x98/0x2a0 fs/sysv/dir.c:370
sysv_lookup+0x6b/0xe0 fs/sysv/namei.c:38
__lookup_slow+0x28c/0x3f0 fs/namei.c:1791
lookup_slow+0x53/0x70 fs/namei.c:1808
walk_component+0x2e1/0x410 fs/namei.c:2112
lookup_last fs/namei.c:2610 [inline]
path_lookupat+0x16f/0x450 fs/namei.c:2634
filename_lookup+0x2a3/0x670 fs/namei.c:2663
filename_setxattr+0xb9/0x430 fs/xattr.c:660
path_setxattrat+0x440/0x510 fs/xattr.c:713
__do_sys_setxattr fs/xattr.c:747 [inline]
__se_sys_setxattr fs/xattr.c:743 [inline]
__x64_sys_setxattr+0xbc/0xe0 fs/xattr.c:743
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8438585d29
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8439453038 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
RAX: ffffffffffffffda RBX: 00007f8438775fa0 RCX: 00007f8438585d29
RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000340
RBP: 00007f8438601b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f8438775fa0 R15: 00007ffd042b57f8