INFO: task syz-executor.2:7131 blocked for more than 143 seconds. Not tainted 6.9.0-rc5-syzkaller-00042-ge88c4cfcb7b8 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:28784 pid:7131 tgid:7128 ppid:5751 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5409 [inline] __schedule+0xf15/0x5d00 kernel/sched/core.c:6746 __schedule_loop kernel/sched/core.c:6823 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6838 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895 rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1086 __down_read_common kernel/locking/rwsem.c:1250 [inline] __down_read kernel/locking/rwsem.c:1263 [inline] down_read+0x124/0x330 kernel/locking/rwsem.c:1528 inode_lock_shared include/linux/fs.h:805 [inline] lookup_slow fs/namei.c:1708 [inline] walk_component+0x342/0x5b0 fs/namei.c:2004 link_path_walk.part.0.constprop.0+0x77f/0xcd0 fs/namei.c:2331 link_path_walk fs/namei.c:2256 [inline] path_openat+0x22f/0x2990 fs/namei.c:3795 do_filp_open+0x1dc/0x430 fs/namei.c:3826 do_sys_openat2+0x17a/0x1e0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_openat fs/open.c:1437 [inline] __se_sys_openat fs/open.c:1432 [inline] __x64_sys_openat+0x175/0x210 fs/open.c:1432 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f09d1e7dea9 RSP: 002b:00007f09d2bc00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f09d1fac050 RCX: 00007f09d1e7dea9 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: ffffffffffffff9c RBP: 00007f09d1eca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f09d1fac050 R15: 00007ffe3efed5b8 INFO: task syz-executor.2:7133 blocked for more than 144 seconds. Not tainted 6.9.0-rc5-syzkaller-00042-ge88c4cfcb7b8 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:27904 pid:7133 tgid:7128 ppid:5751 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5409 [inline] __schedule+0xf15/0x5d00 kernel/sched/core.c:6746 __schedule_loop kernel/sched/core.c:6823 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6838 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895 rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1086 __down_read_common kernel/locking/rwsem.c:1250 [inline] __down_read kernel/locking/rwsem.c:1263 [inline] down_read+0x124/0x330 kernel/locking/rwsem.c:1528 inode_lock_shared include/linux/fs.h:805 [inline] lookup_slow fs/namei.c:1708 [inline] walk_component+0x342/0x5b0 fs/namei.c:2004 link_path_walk.part.0.constprop.0+0x77f/0xcd0 fs/namei.c:2331 link_path_walk fs/namei.c:2256 [inline] path_openat+0x22f/0x2990 fs/namei.c:3795 do_filp_open+0x1dc/0x430 fs/namei.c:3826 do_sys_openat2+0x17a/0x1e0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_openat fs/open.c:1437 [inline] __se_sys_openat fs/open.c:1432 [inline] __x64_sys_openat+0x175/0x210 fs/open.c:1432 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f09d1e7dea9 RSP: 002b:00007f09d2b9f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f09d1fac120 RCX: 00007f09d1e7dea9 RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c RBP: 00007f09d1eca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f09d1fac120 R15: 00007ffe3efed5b8 INFO: task syz-executor.2:7135 blocked for more than 144 seconds. Not tainted 6.9.0-rc5-syzkaller-00042-ge88c4cfcb7b8 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:29024 pid:7135 tgid:7128 ppid:5751 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5409 [inline] __schedule+0xf15/0x5d00 kernel/sched/core.c:6746 __schedule_loop kernel/sched/core.c:6823 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6838 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895 rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1086 __down_read_common kernel/locking/rwsem.c:1250 [inline] __down_read kernel/locking/rwsem.c:1263 [inline] down_read+0x124/0x330 kernel/locking/rwsem.c:1528 inode_lock_shared include/linux/fs.h:805 [inline] lookup_slow fs/namei.c:1708 [inline] walk_component+0x342/0x5b0 fs/namei.c:2004 link_path_walk.part.0.constprop.0+0x77f/0xcd0 fs/namei.c:2331 link_path_walk fs/namei.c:2256 [inline] path_openat+0x22f/0x2990 fs/namei.c:3795 do_filp_open+0x1dc/0x430 fs/namei.c:3826 do_sys_openat2+0x17a/0x1e0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_openat fs/open.c:1437 [inline] __se_sys_openat fs/open.c:1432 [inline] __x64_sys_openat+0x175/0x210 fs/open.c:1432 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f09d1e7dea9 RSP: 002b:00007f09d2b7e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f09d1fac1f0 RCX: 00007f09d1e7dea9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: ffffffffffffff9c RBP: 00007f09d1eca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f09d1fac1f0 R15: 00007ffe3efed5b8 INFO: task syz-executor.2:7141 blocked for more than 144 seconds. Not tainted 6.9.0-rc5-syzkaller-00042-ge88c4cfcb7b8 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:27584 pid:7141 tgid:7128 ppid:5751 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5409 [inline] __schedule+0xf15/0x5d00 kernel/sched/core.c:6746 __schedule_loop kernel/sched/core.c:6823 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6838 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895 rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1086 __down_read_common kernel/locking/rwsem.c:1250 [inline] __down_read kernel/locking/rwsem.c:1263 [inline] down_read+0x124/0x330 kernel/locking/rwsem.c:1528 inode_lock_shared include/linux/fs.h:805 [inline] open_last_lookups fs/namei.c:3565 [inline] path_openat+0x18ce/0x2990 fs/namei.c:3796 do_filp_open+0x1dc/0x430 fs/namei.c:3826 do_sys_openat2+0x17a/0x1e0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_openat fs/open.c:1437 [inline] __se_sys_openat fs/open.c:1432 [inline] __x64_sys_openat+0x175/0x210 fs/open.c:1432 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f09d1e7dea9 RSP: 002b:00007f09d2b5d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f09d1fac2c0 RCX: 00007f09d1e7dea9 RDX: 0000000000100002 RSI: 0000000020000000 RDI: ffffffffffffff9c RBP: 00007f09d1eca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f09d1fac2c0 R15: 00007ffe3efed5b8 Showing all locks held in the system: 1 lock held by pool_workqueue_/3: 3 locks held by kworker/0:1/8: #0: ffff888015080948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x1296/0x1ac0 kernel/workqueue.c:3229 #1: ffffc900000d7d80 (deferred_process_work){+.+.}-{0:0}, at: process_one_work+0x906/0x1ac0 kernel/workqueue.c:3230 #2: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20 net/switchdev/switchdev.c:104 4 locks held by kworker/u8:1/11: #0: ffff888015ecb148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x1296/0x1ac0 kernel/workqueue.c:3229 #1: ffffc90000107d80 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x906/0x1ac0 kernel/workqueue.c:3230 #2: ffffffff8f2ecc10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbb/0xbf0 net/core/net_namespace.c:591 #3: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: cangw_pernet_exit_batch+0x15/0xa0 net/can/gw.c:1257 1 lock held by khungtaskd/29: #0: ffffffff8d7b0e20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] #0: ffffffff8d7b0e20 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline] #0: ffffffff8d7b0e20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6614 4 locks held by klogd/4514: #0: ffff8880b943ea58 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:559 #1: ffff8880b9428a08 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x2d9/0x900 kernel/sched/psi.c:988 #2: ffff88807e2e0a10 (&p->pi_lock){-.-.}-{2:2}, at: class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:553 [inline] #2: ffff88807e2e0a10 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0x9a/0x13e0 kernel/sched/core.c:4262 #3: ffff8880b953ea58 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:559 1 lock held by dhcpcd/4739: #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: devinet_ioctl+0x26e/0x1f10 net/ipv4/devinet.c:1096 2 locks held by getty/4827: #0: ffff88802ee220a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243 #1: ffffc90002efe2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc8/0x1490 drivers/tty/n_tty.c:2201 3 locks held by kworker/0:4/5090: #0: ffff888015080948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x1296/0x1ac0 kernel/workqueue.c:3229 #1: ffffc900032e7d80 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x906/0x1ac0 kernel/workqueue.c:3230 #2: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0x51/0xc0 net/core/link_watch.c:276 2 locks held by syz-executor.2/7129: 1 lock held by syz-executor.2/7131: #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:805 [inline] #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: lookup_slow fs/namei.c:1708 [inline] #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: walk_component+0x342/0x5b0 fs/namei.c:2004 1 lock held by syz-executor.2/7133: #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:805 [inline] #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: lookup_slow fs/namei.c:1708 [inline] #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: walk_component+0x342/0x5b0 fs/namei.c:2004 1 lock held by syz-executor.2/7135: #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:805 [inline] #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: lookup_slow fs/namei.c:1708 [inline] #0: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: walk_component+0x342/0x5b0 fs/namei.c:2004 2 locks held by syz-executor.2/7141: #0: ffff88806747c420 (sb_writers#30){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:3555 [inline] #0: ffff88806747c420 (sb_writers#30){.+.+}-{0:0}, at: path_openat+0x1bd7/0x2990 fs/namei.c:3796 #1: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:805 [inline] #1: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: open_last_lookups fs/namei.c:3565 [inline] #1: ffff888076688188 (&type->i_mutex_dir_key#18){++++}-{3:3}, at: path_openat+0x18ce/0x2990 fs/namei.c:3796 2 locks held by syz-executor.4/9105: #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x372/0xe60 net/core/rtnetlink.c:6592 #1: ffffffff8d7bc538 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:323 [inline] #1: ffffffff8d7bc538 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x403/0x7a0 kernel/rcu/tree_exp.h:939 1 lock held by syz-executor.1/9132: #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x372/0xe60 net/core/rtnetlink.c:6592 2 locks held by syz-executor.0/9187: #0: ffffffff8f2ecc10 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2cb/0x670 net/core/net_namespace.c:501 #1: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: ip_tunnel_init_net+0x225/0x5f0 net/ipv4/ip_tunnel.c:1116 1 lock held by syz-executor.2/9216: #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x372/0xe60 net/core/rtnetlink.c:6592 1 lock held by syz-executor.3/9228: #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: raw_bind+0xa7/0xe20 net/can/raw.c:463 1 lock held by syz-executor.3/9229: #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: raw_setsockopt+0x98a/0x15d0 net/can/raw.c:586 1 lock held by syz-executor.3/9230: #0: ffffffff8f301a08 (rtnl_mutex){+.+.}-{3:3}, at: raw_bind+0xa7/0xe20 net/can/raw.c:463 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.9.0-rc5-syzkaller-00042-ge88c4cfcb7b8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline] watchdog+0xf86/0x1240 kernel/hung_task.c:380 kthread+0x2c1/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 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 PID: 7129 Comm: syz-executor.2 Not tainted 6.9.0-rc5-syzkaller-00042-ge88c4cfcb7b8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:__sanitizer_cov_trace_pc+0x58/0x60 kernel/kcov.c:225 Code: 82 f0 15 00 00 83 f8 02 75 20 48 8b 8a f8 15 00 00 8b 92 f4 15 00 00 48 8b 01 48 83 c0 01 48 39 d0 73 07 48 89 01 48 89 34 c1 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90003f76e68 EFLAGS: 00000246 RAX: 0000000000040000 RBX: 0000000000000009 RCX: ffffc9000392c000 RDX: 0000000000040000 RSI: ffffffff813d0b72 RDI: 0000000000000005 RBP: ffffffff8fb5f224 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000009 R11: 0000000000000003 R12: ffffffff81bec766 R13: ffffffff903671a8 R14: ffffffff8fb5f204 R15: ffffc90003f76f75 FS: 00007f09d2be16c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3c42e1f000 CR3: 0000000069386000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __orc_find+0x42/0x130 arch/x86/kernel/unwind_orc.c:99 orc_find arch/x86/kernel/unwind_orc.c:227 [inline] unwind_next_frame+0x335/0x23a0 arch/x86/kernel/unwind_orc.c:494 arch_stack_walk+0x100/0x170 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:579 poison_slab_object mm/kasan/common.c:240 [inline] __kasan_slab_free+0x11d/0x1a0 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2106 [inline] slab_free mm/slub.c:4280 [inline] kfree+0x129/0x390 mm/slub.c:4390 memcg_free_slab_cgroups mm/slub.c:1877 [inline] unaccount_slab mm/slub.c:2311 [inline] __free_slab+0x97/0x150 mm/slub.c:2407 __put_partials+0x14c/0x170 mm/slub.c:2906 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x4e/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x192/0x1e0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:322 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3798 [inline] slab_alloc_node mm/slub.c:3845 [inline] kmem_cache_alloc+0x136/0x320 mm/slub.c:3852 kmem_cache_zalloc include/linux/slab.h:739 [inline] alloc_buffer_head+0x21/0x160 fs/buffer.c:3001 folio_alloc_buffers+0x2c8/0x7d0 fs/buffer.c:924 create_empty_buffers+0x36/0x480 fs/buffer.c:1650 folio_create_buffers+0x109/0x150 fs/buffer.c:1761 block_read_full_folio+0x20a/0xa70 fs/buffer.c:2365 filemap_read_folio+0xe7/0x2c0 mm/filemap.c:2331 do_read_cache_folio+0x207/0x550 mm/filemap.c:3747 do_read_cache_page mm/filemap.c:3813 [inline] read_cache_page+0x5b/0x160 mm/filemap.c:3822 read_mapping_page include/linux/pagemap.h:888 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1e5/0x690 fs/sysv/dir.c:157 sysv_inode_by_name+0x71/0x3b0 fs/sysv/dir.c:374 sysv_lookup fs/sysv/namei.c:38 [inline] sysv_lookup+0x8c/0x100 fs/sysv/namei.c:31 lookup_open.isra.0+0x928/0x13c0 fs/namei.c:3475 open_last_lookups fs/namei.c:3566 [inline] path_openat+0x92f/0x2990 fs/namei.c:3796 do_filp_open+0x1dc/0x430 fs/namei.c:3826 do_sys_openat2+0x17a/0x1e0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_openat fs/open.c:1437 [inline] __se_sys_openat fs/open.c:1432 [inline] __x64_sys_openat+0x175/0x210 fs/open.c:1432 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f09d1e7dea9 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:00007f09d2be10c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f09d1fabf80 RCX: 00007f09d1e7dea9 RDX: 00000000000026e1 RSI: 0000000020000180 RDI: ffffffffffffff9c RBP: 00007f09d1eca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f09d1fabf80 R15: 00007ffe3efed5b8