NOHZ: local_softirq_pending 08 NOHZ: local_softirq_pending 08 NOHZ: local_softirq_pending 08 NOHZ: local_softirq_pending 08 NOHZ: local_softirq_pending 08 INFO: task syz-executor.1:7320 blocked for more than 140 seconds. Not tainted 4.14.169-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.1 D24576 7320 1 0x00000004 Call Trace: context_switch kernel/sched/core.c:2808 [inline] __schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384 schedule+0x92/0x1c0 kernel/sched/core.c:3428 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3486 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x73c/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 xt_find_table_lock+0x3c/0x3d0 net/netfilter/x_tables.c:1092 get_info+0x116/0x560 net/ipv6/netfilter/ip6_tables.c:983 do_ipt_get_ctl+0x148/0x7e0 net/ipv4/netfilter/ip_tables.c:1698 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x6a/0xc0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1566 [inline] ip_getsockopt+0x10d/0x150 net/ipv4/ip_sockglue.c:1551 tcp_getsockopt net/ipv4/tcp.c:3249 [inline] tcp_getsockopt+0x84/0xd0 net/ipv4/tcp.c:3243 sock_common_getsockopt+0x94/0xd0 net/core/sock.c:2927 SYSC_getsockopt net/socket.c:1896 [inline] SyS_getsockopt+0x126/0x1e0 net/socket.c:1878 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45deaa RSP: 002b:00007ffc0178cd08 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007ffc0178cd30 RCX: 000000000045deaa RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000071de80 R08: 00007ffc0178cd2c R09: 0000000000004000 R10: 00007ffc0178cd30 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 0000000000000000 R15: 000000000071bcc0 INFO: task syz-executor.2:7321 blocked for more than 140 seconds. Not tainted 4.14.169-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D24992 7321 1 0x00000004 Call Trace: context_switch kernel/sched/core.c:2808 [inline] __schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384 schedule+0x92/0x1c0 kernel/sched/core.c:3428 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3486 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x73c/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 xt_find_table_lock+0x3c/0x3d0 net/netfilter/x_tables.c:1092 get_info+0x116/0x560 net/ipv6/netfilter/ip6_tables.c:983 do_ipt_get_ctl+0x148/0x7e0 net/ipv4/netfilter/ip_tables.c:1698 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x6a/0xc0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1566 [inline] ip_getsockopt+0x10d/0x150 net/ipv4/ip_sockglue.c:1551 tcp_getsockopt net/ipv4/tcp.c:3249 [inline] tcp_getsockopt+0x84/0xd0 net/ipv4/tcp.c:3243 sock_common_getsockopt+0x94/0xd0 net/core/sock.c:2927 SYSC_getsockopt net/socket.c:1896 [inline] SyS_getsockopt+0x126/0x1e0 net/socket.c:1878 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45deaa RSP: 002b:00007ffd8b72cc28 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007ffd8b72cc50 RCX: 000000000045deaa RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000071de80 R08: 00007ffd8b72cc4c R09: 0000000000004000 R10: 00007ffd8b72cc50 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 0000000000000000 R15: 000000000071bcc0 INFO: task syz-executor.4:7323 blocked for more than 140 seconds. Not tainted 4.14.169-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D25168 7323 1 0x00000004 Call Trace: context_switch kernel/sched/core.c:2808 [inline] __schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384 schedule+0x92/0x1c0 kernel/sched/core.c:3428 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3486 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x73c/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 htable_put+0x21/0x210 net/netfilter/xt_hashlimit.c:440 hashlimit_mt_destroy_v1+0x50/0x70 net/netfilter/xt_hashlimit.c:971 cleanup_match+0xc2/0x140 net/ipv6/netfilter/ip6_tables.c:491 cleanup_entry+0xbf/0x230 net/ipv4/netfilter/ip_tables.c:658 __do_replace+0x3c5/0x5b0 net/ipv4/netfilter/ip_tables.c:1086 do_replace net/ipv4/netfilter/ip_tables.c:1142 [inline] do_ipt_set_ctl+0x296/0x3ee net/ipv4/netfilter/ip_tables.c:1674 nf_sockopt net/netfilter/nf_sockopt.c:106 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:115 ip_setsockopt net/ipv4/ip_sockglue.c:1255 [inline] ip_setsockopt+0x9b/0xb0 net/ipv4/ip_sockglue.c:1240 tcp_setsockopt net/ipv4/tcp.c:2820 [inline] tcp_setsockopt+0x84/0xd0 net/ipv4/tcp.c:2814 sock_common_setsockopt+0x94/0xd0 net/core/sock.c:2968 SYSC_setsockopt net/socket.c:1865 [inline] SyS_setsockopt+0x13c/0x210 net/socket.c:1844 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45deca RSP: 002b:00007ffccf2cd7c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007ffccf2cd7f0 RCX: 000000000045deca RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000071de80 R08: 0000000000000240 R09: 0000000000004000 R10: 000000000071d160 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000000 R14: 0000000000000000 R15: 000000000071d100 INFO: task syz-executor.5:7324 blocked for more than 140 seconds. Not tainted 4.14.169-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.5 D25168 7324 1 0x00000004 Call Trace: context_switch kernel/sched/core.c:2808 [inline] __schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384 schedule+0x92/0x1c0 kernel/sched/core.c:3428 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3486 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x73c/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 xt_find_table_lock+0x3c/0x3d0 net/netfilter/x_tables.c:1092 get_info+0x116/0x560 net/ipv6/netfilter/ip6_tables.c:983 do_ipt_get_ctl+0x148/0x7e0 net/ipv4/netfilter/ip_tables.c:1698 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x6a/0xc0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1566 [inline] ip_getsockopt+0x10d/0x150 net/ipv4/ip_sockglue.c:1551 tcp_getsockopt net/ipv4/tcp.c:3249 [inline] tcp_getsockopt+0x84/0xd0 net/ipv4/tcp.c:3243 sock_common_getsockopt+0x94/0xd0 net/core/sock.c:2927 SYSC_getsockopt net/socket.c:1896 [inline] SyS_getsockopt+0x126/0x1e0 net/socket.c:1878 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45deaa RSP: 002b:00007ffe4a3dd618 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007ffe4a3dd640 RCX: 000000000045deaa RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000071de80 R08: 00007ffe4a3dd63c R09: 0000000000004000 R10: 00007ffe4a3dd640 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 0000000000000000 R15: 000000000071bcc0 INFO: task syz-executor.3:17344 blocked for more than 140 seconds. Not tainted 4.14.169-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.3 D28968 17344 7325 0x00000004 Call Trace: context_switch kernel/sched/core.c:2808 [inline] __schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384 schedule+0x92/0x1c0 kernel/sched/core.c:3428 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3486 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x73c/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 xt_find_match+0x3e/0x1e0 net/netfilter/x_tables.c:186 xt_request_find_match net/netfilter/x_tables.c:216 [inline] xt_request_find_match+0x74/0xe0 net/netfilter/x_tables.c:209 find_check_match net/ipv4/netfilter/ip_tables.c:495 [inline] find_check_entry.isra.0+0x22b/0x920 net/ipv4/netfilter/ip_tables.c:551 translate_table+0xb3f/0x15a0 net/ipv4/netfilter/ip_tables.c:737 do_replace net/ipv4/netfilter/ip_tables.c:1138 [inline] do_ipt_set_ctl+0x268/0x3ee net/ipv4/netfilter/ip_tables.c:1674 nf_sockopt net/netfilter/nf_sockopt.c:106 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:115 ip_setsockopt net/ipv4/ip_sockglue.c:1255 [inline] ip_setsockopt+0x9b/0xb0 net/ipv4/ip_sockglue.c:1240 udp_setsockopt+0x4e/0x90 net/ipv4/udp.c:2451 ipv6_setsockopt+0x9e/0x130 net/ipv6/ipv6_sockglue.c:920 tcp_setsockopt net/ipv4/tcp.c:2820 [inline] tcp_setsockopt+0x84/0xd0 net/ipv4/tcp.c:2814 sock_common_setsockopt+0x94/0xd0 net/core/sock.c:2968 SYSC_setsockopt net/socket.c:1865 [inline] SyS_setsockopt+0x13c/0x210 net/socket.c:1844 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45b399 RSP: 002b:00007f22d146cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f22d146d6d4 RCX: 000000000045b399 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020000100 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000a05 R14: 00000000004cb675 R15: 000000000075bf2c INFO: task syz-executor.3:17361 blocked for more than 140 seconds. Not tainted 4.14.169-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.3 D28752 17361 7325 0x00000004 Call Trace: context_switch kernel/sched/core.c:2808 [inline] __schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384 schedule+0x92/0x1c0 kernel/sched/core.c:3428 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3486 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x73c/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 xt_find_match+0x3e/0x1e0 net/netfilter/x_tables.c:186 xt_request_find_match net/netfilter/x_tables.c:216 [inline] xt_request_find_match+0x74/0xe0 net/netfilter/x_tables.c:209 find_check_match net/ipv4/netfilter/ip_tables.c:495 [inline] find_check_entry.isra.0+0x22b/0x920 net/ipv4/netfilter/ip_tables.c:551 translate_table+0xb3f/0x15a0 net/ipv4/netfilter/ip_tables.c:737 do_replace net/ipv4/netfilter/ip_tables.c:1138 [inline] do_ipt_set_ctl+0x268/0x3ee net/ipv4/netfilter/ip_tables.c:1674 nf_sockopt net/netfilter/nf_sockopt.c:106 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:115 ip_setsockopt net/ipv4/ip_sockglue.c:1255 [inline] ip_setsockopt+0x9b/0xb0 net/ipv4/ip_sockglue.c:1240 udp_setsockopt+0x4e/0x90 net/ipv4/udp.c:2451 ipv6_setsockopt+0x9e/0x130 net/ipv6/ipv6_sockglue.c:920 tcp_setsockopt net/ipv4/tcp.c:2820 [inline] tcp_setsockopt+0x84/0xd0 net/ipv4/tcp.c:2814 sock_common_setsockopt+0x94/0xd0 net/core/sock.c:2968 SYSC_setsockopt net/socket.c:1865 [inline] SyS_setsockopt+0x13c/0x210 net/socket.c:1844 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45b399 RSP: 002b:00007f22d142ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f22d142b6d4 RCX: 000000000045b399 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000075c070 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020000100 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000a05 R14: 00000000004cb675 R15: 000000000075c07c Showing all locks held in the system: 1 lock held by khungtaskd/1057: #0: (tasklist_lock){.+.+}, at: [] debug_show_all_locks+0x7f/0x21f kernel/locking/lockdep.c:4544 2 locks held by getty/7274: #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:376 #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17d0 drivers/tty/n_tty.c:2156 2 locks held by getty/7275: #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:376 #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17d0 drivers/tty/n_tty.c:2156 2 locks held by getty/7276: #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:376 #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17d0 drivers/tty/n_tty.c:2156 2 locks held by getty/7277: #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:376 #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17d0 drivers/tty/n_tty.c:2156 2 locks held by getty/7278: #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:376 #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17d0 drivers/tty/n_tty.c:2156 2 locks held by getty/7279: #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:376 #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17d0 drivers/tty/n_tty.c:2156 2 locks held by getty/7280: #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:376 #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17d0 drivers/tty/n_tty.c:2156 1 lock held by syz-executor.1/7320: #0: (&xt[i].mutex){+.+.}, at: [] xt_find_table_lock+0x3c/0x3d0 net/netfilter/x_tables.c:1092 1 lock held by syz-executor.2/7321: #0: (&xt[i].mutex){+.+.}, at: [] xt_find_table_lock+0x3c/0x3d0 net/netfilter/x_tables.c:1092 2 locks held by syz-executor.4/7323: #0: (&xt[i].mutex){+.+.}, at: [] xt_find_table_lock+0x3c/0x3d0 net/netfilter/x_tables.c:1092 #1: (hashlimit_mutex){+.+.}, at: [] htable_put+0x21/0x210 net/netfilter/xt_hashlimit.c:440 1 lock held by syz-executor.5/7324: #0: (&xt[i].mutex){+.+.}, at: [] xt_find_table_lock+0x3c/0x3d0 net/netfilter/x_tables.c:1092 1 lock held by syz-executor.3/17344: #0: (&xt[i].mutex){+.+.}, at: [] xt_find_match+0x3e/0x1e0 net/netfilter/x_tables.c:186 1 lock held by syz-executor.3/17361: #0: (&xt[i].mutex){+.+.}, at: [] xt_find_match+0x3e/0x1e0 net/netfilter/x_tables.c:186 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 1057 Comm: khungtaskd Not tainted 4.14.169-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 nmi_cpu_backtrace.cold+0x57/0x94 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x141/0x189 lib/nmi_backtrace.c:62 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_all_cpu_backtrace include/linux/nmi.h:140 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:195 [inline] watchdog+0x5e7/0xb90 kernel/hung_task.c:274 kthread+0x319/0x430 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 7150 Comm: rs:main Q:Reg Not tainted 4.14.169-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880a95bc300 task.stack: ffff8880a85a8000 RIP: 0010:get_current arch/x86/include/asm/current.h:15 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:60 RSP: 0018:ffff8880a85af0a0 EFLAGS: 00000297 RAX: ffff8880a95bc300 RBX: ffff888080171e70 RCX: ffff8880a95bcb80 RDX: 0000000000000000 RSI: ffffffff87f84e60 RDI: ffff888080171e70 RBP: ffff8880a85af0c8 R08: ffff888080171e70 R09: 0000000000000004 R10: 0000000000000000 R11: ffff8880a95bc300 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880801758f0 FS: 00007fc5e0d5d700(0000) GS:ffff8880aec00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000d27100 CR3: 000000009e9f4000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __ext4_handle_dirty_metadata+0x293/0x470 fs/ext4/ext4_jbd2.c:298 ext4_do_update_inode fs/ext4/inode.c:5194 [inline] ext4_mark_iloc_dirty+0x14fb/0x2900 fs/ext4/inode.c:5734 ext4_mark_inode_dirty+0x1f0/0x860 fs/ext4/inode.c:5928 ext4_dirty_inode+0x73/0xa0 fs/ext4/inode.c:5959 __mark_inode_dirty+0x54c/0x1040 fs/fs-writeback.c:2144 mark_inode_dirty_sync include/linux/fs.h:2024 [inline] dquot_claim_block include/linux/quotaops.h:362 [inline] ext4_da_update_reserve_space+0x47d/0x760 fs/ext4/inode.c:386 ext4_ext_map_blocks+0x2e40/0x4fa0 fs/ext4/extents.c:4610 ext4_map_blocks+0x881/0x17c0 fs/ext4/inode.c:644 mpage_map_one_extent fs/ext4/inode.c:2464 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2517 [inline] ext4_writepages+0x1afb/0x2fd0 fs/ext4/inode.c:2898 do_writepages+0xd0/0x250 mm/page-writeback.c:2361 __filemap_fdatawrite_range+0x24e/0x320 mm/filemap.c:346 file_write_and_wait_range+0x8d/0xe0 mm/filemap.c:678 __generic_file_fsync+0x79/0x1a0 fs/libfs.c:981 ext4_sync_file+0x755/0x12d0 fs/ext4/fsync.c:120 vfs_fsync_range+0x10e/0x260 fs/sync.c:196 generic_write_sync include/linux/fs.h:2677 [inline] ext4_file_write_iter+0x68a/0xe90 fs/ext4/file.c:279 call_write_iter include/linux/fs.h:1777 [inline] new_sync_write fs/read_write.c:469 [inline] __vfs_write+0x4a7/0x6b0 fs/read_write.c:482 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x7fc5e27bb19d RSP: 002b:00007fc5e0d5bf90 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000400 RCX: 00007fc5e27bb19d RDX: 0000000000000400 RSI: 0000000000cfc340 RDI: 0000000000000006 RBP: 0000000000cfc340 R08: 656c6c616b7a7973 R09: 6c656e72656b2072 R10: 33373520205b203a R11: 0000000000000293 R12: 0000000000000000 R13: 00007fc5e0d5c410 R14: 0000000000d23820 R15: 0000000000cfc140 Code: 00 00 48 c7 c7 40 93 cd 86 4c 89 35 bb 21 4b 08 41 be f4 ff ff ff e8 f3 32 ee ff 48 c7 05 a5 21 4b 08 00 00 00 00 e9 14 ec ff ff <65> 48 8b 04 25 40 ee 01 00 48 85 c0 74 1a 65 8b 15 1b d9 a4 7e