INFO: task kworker/u8:5:63 blocked for more than 143 seconds.
Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:5 state:D stack:17872 pid:63 tgid:63 ppid:2 flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2558
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__flush_workqueue+0x7d6/0x1710 kernel/workqueue.c:3994
peer_remove_after_dead+0x9d/0x1a0 drivers/net/wireguard/peer.c:116
wg_peer_remove_all+0x453/0x4f0 drivers/net/wireguard/peer.c:183
wg_destruct+0x173/0x2e0 drivers/net/wireguard/device.c:254
netdev_run_todo+0xe1c/0x1000 net/core/dev.c:10593
default_device_exit_batch+0xa14/0xa90 net/core/dev.c:11641
ops_exit_list net/core/net_namespace.c:175 [inline]
cleanup_net+0x89f/0xcc0 net/core/net_namespace.c:637
process_one_work kernel/workqueue.c:3254 [inline]
process_scheduled_works+0xa12/0x17c0 kernel/workqueue.c:3335
worker_thread+0x86d/0xd70 kernel/workqueue.c:3416
kthread+0x2f2/0x390 kernel/kthread.c:388
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task jbd2/sda1-8:4497 blocked for more than 144 seconds.
Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jbd2/sda1-8 state:D stack:21520 pid:4497 tgid:4497 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
io_schedule+0x8d/0x110 kernel/sched/core.c:9044
bit_wait_io+0x12/0xd0 kernel/sched/wait_bit.c:209
__wait_on_bit+0xb2/0x2f0 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0x1d5/0x260 kernel/sched/wait_bit.c:64
wait_on_buffer include/linux/buffer_head.h:389 [inline]
journal_wait_on_commit_record fs/jbd2/commit.c:171 [inline]
jbd2_journal_commit_transaction+0x3d7c/0x6760 fs/jbd2/commit.c:888
kjournald2+0x463/0x850 fs/jbd2/journal.c:201
kthread+0x2f2/0x390 kernel/kthread.c:388
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task syz-executor.3:25306 blocked for more than 144 seconds.
Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:20216 pid:25306 tgid:25306 ppid:1 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
start_this_handle+0x55d/0x22a0 fs/jbd2/transaction.c:399
jbd2__journal_start+0x2da/0x5d0 fs/jbd2/transaction.c:520
__ext4_journal_start_sb+0x239/0x600 fs/ext4/ext4_jbd2.c:112
__ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
ext4_dirty_inode+0x92/0x110 fs/ext4/inode.c:5939
__mark_inode_dirty+0x327/0xe20 fs/fs-writeback.c:2477
generic_update_time fs/inode.c:1907 [inline]
inode_update_time fs/inode.c:1920 [inline]
touch_atime+0x42c/0x670 fs/inode.c:1992
file_accessed include/linux/fs.h:2459 [inline]
iterate_dir+0x5df/0x6f0 fs/readdir.c:113
__do_sys_getdents64 fs/readdir.c:409 [inline]
__se_sys_getdents64+0x20d/0x4f0 fs/readdir.c:394
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f42844a93a3
RSP: 002b:00007ffe2ab70798 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 0000555584671930 RCX: 00007f42844a93a3
RDX: 0000000000008000 RSI: 0000555584671930 RDI: 0000000000000003
RBP: 0000555584671904 R08: 0000000000000000 R09: 00007f42851230b0
R10: 0000000000001000 R11: 0000000000000293 R12: ffffffffffffffb0
R13: 0000000000000016 R14: 0000555584671900 R15: 0000000000000004
INFO: task syz-executor.0:25442 blocked for more than 145 seconds.
Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:20216 pid:25442 tgid:25442 ppid:1 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
start_this_handle+0x55d/0x22a0 fs/jbd2/transaction.c:399
jbd2__journal_start+0x2da/0x5d0 fs/jbd2/transaction.c:520
__ext4_journal_start_sb+0x239/0x600 fs/ext4/ext4_jbd2.c:112
__ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
ext4_dirty_inode+0x92/0x110 fs/ext4/inode.c:5939
__mark_inode_dirty+0x327/0xe20 fs/fs-writeback.c:2477
generic_update_time fs/inode.c:1907 [inline]
inode_update_time fs/inode.c:1920 [inline]
touch_atime+0x42c/0x670 fs/inode.c:1992
file_accessed include/linux/fs.h:2459 [inline]
iterate_dir+0x5df/0x6f0 fs/readdir.c:113
__do_sys_getdents64 fs/readdir.c:409 [inline]
__se_sys_getdents64+0x20d/0x4f0 fs/readdir.c:394
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f53cd2a93a3
RSP: 002b:00007ffcdf524808 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 000055557023c930 RCX: 00007f53cd2a93a3
RDX: 0000000000008000 RSI: 000055557023c930 RDI: 0000000000000003
RBP: 000055557023c904 R08: 0000000000000000 R09: 00007f53cdf2b0b0
R10: 0000000000001000 R11: 0000000000000293 R12: ffffffffffffffb0
R13: 0000000000000016 R14: 000055557023c900 R15: 0000000000000000
INFO: task syz-executor.5:25818 blocked for more than 145 seconds.
Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:25112 pid:25818 tgid:25817 ppid:25189 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2558
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__flush_work+0xa7b/0xc90 kernel/workqueue.c:4205
__lru_add_drain_all+0x504/0x570 mm/swap.c:912
invalidate_bdev+0x93/0xc0 block/bdev.c:95
btrfs_get_bdev_and_sb+0xfb/0x170 fs/btrfs/volumes.c:490
btrfs_open_one_device fs/btrfs/volumes.c:654 [inline]
open_fs_devices+0x2b4/0x1260 fs/btrfs/volumes.c:1193
btrfs_get_tree_super fs/btrfs/super.c:1821 [inline]
btrfs_get_tree+0x504/0x1920 fs/btrfs/super.c:2084
vfs_get_tree+0x92/0x2a0 fs/super.c:1779
fc_mount+0x1b/0xb0 fs/namespace.c:1125
btrfs_get_tree_subvol fs/btrfs/super.c:2047 [inline]
btrfs_get_tree+0x652/0x1920 fs/btrfs/super.c:2085
vfs_get_tree+0x92/0x2a0 fs/super.c:1779
do_new_mount+0x2be/0xb40 fs/namespace.c:3352
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb95b47f5aa
RSP: 002b:00007fb95c2adef8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fb95c2adf80 RCX: 00007fb95b47f5aa
RDX: 00000000200055c0 RSI: 0000000020005600 RDI: 00007fb95c2adf40
RBP: 00000000200055c0 R08: 00007fb95c2adf80 R09: 0000000000800040
R10: 0000000000800040 R11: 0000000000000202 R12: 0000000020005600
R13: 00007fb95c2adf40 R14: 00000000000055a8 R15: 00000000200000c0
INFO: task syz-executor.2:25866 blocked for more than 146 seconds.
Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:23696 pid:25866 tgid:25865 ppid:23961 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
jbd2_log_wait_commit+0x29f/0x4a0 fs/jbd2/journal.c:697
jbd2_journal_flush+0x157/0xc40 fs/jbd2/journal.c:2447
__ext4_ioctl fs/ext4/ioctl.c:1319 [inline]
ext4_ioctl+0x2c29/0x5590 fs/ext4/ioctl.c:1627
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:904 [inline]
__se_sys_ioctl+0xfe/0x170 fs/ioctl.c:890
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fda2ca7dea9
RSP: 002b:00007fda2d7620c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fda2cbabf80 RCX: 00007fda2ca7dea9
RDX: 0000000020001412 RSI: 0000000040086607 RDI: 0000000000000008
RBP: 00007fda2caca4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fda2cbabf80 R15: 00007fff2a31a6b8
INFO: task syz-executor.4:25867 blocked for more than 147 seconds.
Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:18192 pid:25867 tgid:25867 ppid:1 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
start_this_handle+0x55d/0x22a0 fs/jbd2/transaction.c:399
jbd2__journal_start+0x2da/0x5d0 fs/jbd2/transaction.c:520
__ext4_journal_start_sb+0x239/0x600 fs/ext4/ext4_jbd2.c:112
__ext4_new_inode+0x12dc/0x4390 fs/ext4/ialloc.c:1078
ext4_mkdir+0x425/0xcf0 fs/ext4/namei.c:3013
vfs_mkdir+0x2fb/0x4b0 fs/namei.c:4123
do_mkdirat+0x264/0x3a0 fs/namei.c:4146
__do_sys_mkdirat fs/namei.c:4161 [inline]
__se_sys_mkdirat fs/namei.c:4159 [inline]
__x64_sys_mkdirat+0x89/0xa0 fs/namei.c:4159
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efe7047c9a7
RSP: 002b:00007ffc7e1e4af8 EFLAGS: 00000202 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007ffc7e1e4b80 RCX: 00007efe7047c9a7
RDX: 00000000000001ff RSI: 00007ffc7e1e4b80 RDI: 00000000ffffff9c
RBP: 0000000000000003 R08: 0000000000000003 R09: 00007ffc7e1e4897
R10: 0000000000000000 R11: 0000000000000202 R12: 00007efe70579e28
R13: 00007efe70579120 R14: 0000000000000003 R15: 00007ffc7e1e4bc0
Showing all locks held in the system:
1 lock held by khungtaskd/29:
#0: ffffffff8e334d20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#0: ffffffff8e334d20 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#0: ffffffff8e334d20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614
4 locks held by kworker/u8:5/63:
#0: ffff888015ecd948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3229 [inline]
#0: ffff888015ecd948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x8e0/0x17c0 kernel/workqueue.c:3335
#1: ffffc900015e7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3230 [inline]
#1: ffffc900015e7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x91b/0x17c0 kernel/workqueue.c:3335
#2: ffffffff8f59a810 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:591
#3: ffff88807dec5408 (&wg->device_update_lock){+.+.}-{3:3}, at: wg_destruct+0x110/0x2e0 drivers/net/wireguard/device.c:249
3 locks held by kworker/1:2/1046:
2 locks held by getty/4844:
#0: ffff88802ee4a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201
3 locks held by syz-fuzzer/5081:
#0: ffff88802881eac8 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x259/0x320 fs/file.c:1191
#1: ffff888039109800 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: iterate_dir+0x436/0x6f0 fs/readdir.c:103
#2: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: file_accessed include/linux/fs.h:2459 [inline]
#2: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: iterate_dir+0x5df/0x6f0 fs/readdir.c:113
3 locks held by syz-fuzzer/5307:
#0: ffff88802881ed48 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x259/0x320 fs/file.c:1191
#1: ffff888037472200 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: iterate_dir+0x436/0x6f0 fs/readdir.c:103
#2: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: file_accessed include/linux/fs.h:2459 [inline]
#2: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: iterate_dir+0x5df/0x6f0 fs/readdir.c:113
1 lock held by syz-executor.3/25188:
#0: ffff88804d8340e0 (&type->s_umount_key#96/1){+.+.}-{3:3}, at: alloc_super+0x221/0x9d0 fs/super.c:343
3 locks held by syz-executor.3/25306:
#0: ffff888028e3d248 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x259/0x320 fs/file.c:1191
#1: ffff888036ea0e00 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: iterate_dir+0x436/0x6f0 fs/readdir.c:103
#2: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: file_accessed include/linux/fs.h:2459 [inline]
#2: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: iterate_dir+0x5df/0x6f0 fs/readdir.c:113
1 lock held by syz-executor.0/25311:
#0: ffff8880177460e0 (&type->s_umount_key#96/1){+.+.}-{3:3}, at: alloc_super+0x221/0x9d0 fs/super.c:343
3 locks held by syz-executor.0/25442:
#0: ffff8880673aa848 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x259/0x320 fs/file.c:1191
#1: ffff888079ec6800 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: iterate_dir+0x436/0x6f0 fs/readdir.c:103
#2: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: file_accessed include/linux/fs.h:2459 [inline]
#2: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: iterate_dir+0x5df/0x6f0 fs/readdir.c:113
2 locks held by syz-executor.5/25818:
#0: ffffffff8e89a728 (uuid_mutex){+.+.}-{3:3}, at: btrfs_get_tree_super fs/btrfs/super.c:1805 [inline]
#0: ffffffff8e89a728 (uuid_mutex){+.+.}-{3:3}, at: btrfs_get_tree+0x2dc/0x1920 fs/btrfs/super.c:2084
#1: ffffffff8e3ec308 (lock#3){+.+.}-{3:3}, at: __lru_add_drain_all+0x66/0x570 mm/swap.c:867
1 lock held by syz-executor.1/25835:
2 locks held by syz-executor.2/25866:
#0: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write_file+0x61/0x200 fs/namespace.c:453
#1: ffff88802cca8160 (&journal->j_barrier){+.+.}-{3:3}, at: jbd2_journal_lock_updates+0x2b4/0x380 fs/jbd2/transaction.c:904
2 locks held by syz-executor.4/25867:
#0: ffff88802cd14420 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:409
#1: ffff888045a75e00 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:830 [inline]
#1: ffff888045a75e00 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: filename_create+0x260/0x540 fs/namei.c:3892
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #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+0x241/0x360 lib/dump_stack.c:114
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:160 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
watchdog+0xfde/0x1020 kernel/hung_task.c:380
kthread+0x2f2/0x390 kernel/kthread.c:388
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 25828 Comm: syz-executor.1 Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
RIP: 0010:__lock_acquire+0xc44/0x1fd0 kernel/locking/lockdep.c:5107
Code: c1 e8 03 48 bf 00 00 00 00 00 fc ff df 0f b6 04 38 84 c0 0f 85 aa 0c 00 00 83 3d a6 38 00 13 00 75 39 48 63 9c 24 88 00 00 00 <48> 89 d8 48 c1 e8 06 48 8d 3c c5 00 45 f3 92 be 08 00 00 00 e8 43
RSP: 0018:ffffc900047a79f0 EFLAGS: 00000046
RAX: 0000000000000004 RBX: 00000000000001b6 RCX: ffffffff9472c603
RDX: 0000000000000000 RSI: 0000000000000008 RDI: dffffc0000000000
RBP: ffff88805bd128d8 R08: ffffffff92f34537 R09: 1ffffffff25e68a6
R10: dffffc0000000000 R11: fffffbfff25e68a7 R12: 0000000000000001
R13: ffff88805bd11e00 R14: 1ffff1100b7a251f R15: ffff88805bd128f8
FS: 0000555577e0e480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f464420cf00 CR3: 000000005354a000 CR4: 0000000000350ef0
Call Trace:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754
__might_fault+0xc6/0x120 mm/memory.c:6220
rseq_get_rseq_cs kernel/rseq.c:161 [inline]
rseq_ip_fixup kernel/rseq.c:281 [inline]
__rseq_handle_notify_resume+0x120/0x14e0 kernel/rseq.c:329
rseq_handle_notify_resume include/linux/rseq.h:38 [inline]
rseq_signal_deliver include/linux/rseq.h:47 [inline]
setup_rt_frame arch/x86/kernel/signal.c:212 [inline]
handle_signal arch/x86/kernel/signal.c:267 [inline]
arch_do_signal_or_restart+0x3ab/0x860 arch/x86/kernel/signal.c:312
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
do_syscall_64+0x102/0x240 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f464347dea9
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:00007fff787363e8 EFLAGS: 00000246
RAX: ffffffffffffff92 RBX: 0000000000000032 RCX: 00007f464347dea9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f46435ac12c
RBP: 00007f46435ac12c R08: 00007f46442500b0 R09: 00007fff78736410
R10: 00007fff78736570 R11: 0000000000000246 R12: 000000000012a94d
R13: 000000000012a91b R14: 00007fff78736590 R15: 00007f4643434cb0