rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2665 jiffies s: 15353 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 8620 Comm: syz.1.1005 Not tainted 6.12.0-rc1-syzkaller-00027-g4a9fe2a8ac53 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:number+0x9b8/0xb80 lib/vsprintf.c:562 Code: 4c 8b 64 24 10 e9 bc fa ff ff e8 d3 79 6f fa 48 8b 2c 24 4c 89 e6 48 89 ef e8 84 f5 ff ff 48 29 e8 89 c5 83 e8 01 89 44 24 28 40 fb ff ff 4c 8b 64 24 10 e8 a9 79 6f fa 4c 89 e6 bf 0f 00 00 RSP: 0018:ffffc900001b7c30 EFLAGS: 00000002 RAX: 0000000000000002 RBX: ffffc900001b8009 RCX: ffffc90001202000 RDX: 0000000000040000 RSI: ffffffff86e65d1b RDI: 0000000000000005 RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000009 R10: 0000000000000004 R11: 0000000000161a60 R12: 00000000000001ed R13: 000000000000000a R14: ffffc900801b8007 R15: 0000000000000000 FS: 00007f9c2b3766c0(0000) GS:ffff8881f5900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c33c5b7 CR3: 000000010978e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vsnprintf+0x92a/0x1880 lib/vsprintf.c:2869 sprintf+0xcd/0x110 lib/vsprintf.c:3007 print_time kernel/printk/printk.c:1362 [inline] info_print_prefix+0x25c/0x350 kernel/printk/printk.c:1388 record_print_text+0x141/0x400 kernel/printk/printk.c:1437 printk_get_next_message+0x2a6/0x670 kernel/printk/printk.c:2978 console_emit_next_record kernel/printk/printk.c:3046 [inline] console_flush_all+0x6ec/0xc60 kernel/printk/printk.c:3180 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3279 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68 _printk+0xc8/0x100 kernel/printk/printk.c:2432 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline] show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285 sched_show_task kernel/sched/core.c:7582 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557 show_state_filter+0xee/0x320 kernel/sched/core.c:7627 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline] kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549 input_pass_values+0x777/0x8e0 drivers/input/input.c:126 input_event_dispose drivers/input/input.c:341 [inline] input_handle_event+0xf0b/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 input_sync include/linux/input.h:451 [inline] hidinput_report_event+0xb2/0x100 drivers/hid/hid-input.c:1736 hid_report_raw_event+0x274/0x11c0 drivers/hid/hid-core.c:2047 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772 handle_softirqs+0x206/0x8d0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20 kernel/kcov.c:313 Code: 0c 24 0f b7 d6 0f b7 f7 bf 03 00 00 00 e9 58 fe ff ff 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 89 f2 89 fe bf 05 00 00 00 e9 2a fe ff ff RSP: 0018:ffffc900103cfee8 EFLAGS: 00000286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000fffffdfd RBP: ffff88811157e381 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8a56418f R11: 0000000000000000 R12: 0000000000006364 R13: ffff88811157e380 R14: 0000000000000000 R15: 00000000000000d9 vfs_ioctl fs/ioctl.c:52 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x1a1/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9c2c71dbfb Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 RSP: 002b:00007f9c2b376060 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c2c71dbfb RDX: 0000000000000000 RSI: 0000000000006364 RDI: 00000000000000d9 RBP: 00007f9c2c8d6058 R08: 0000000000000000 R09: 00007ffdc876c8c7 R10: 0000000000000008 R11: 0000000000000246 R12: 00007f9c2c8d6064 R13: 0000000000000001 R14: 00007ffdc876c7e0 R15: 00007ffdc876c8c8 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-mld state:I stack:30080 pid:1247 tgid:1247 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:1H state:I stack:27568 pid:1248 tgid:1248 ppid:2 flags:0x00004000 Workqueue: 0x0 (kblockd) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-ipv6_ state:I stack:30080 pid:1249 tgid:1249 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u8:8 state:I stack:24368 pid:1584 tgid:1584 ppid:2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:jbd2/sda1-8 state:D stack:26480 pid:2510 tgid:2510 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 io_schedule+0xbf/0x130 kernel/sched/core.c:7552 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xda/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] __wait_on_buffer+0x64/0x70 fs/buffer.c:123 wait_on_buffer include/linux/buffer_head.h:414 [inline] jbd2_journal_commit_transaction+0x3864/0x65b0 fs/jbd2/commit.c:814 kjournald2+0x1f8/0x760 fs/jbd2/journal.c:201 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-ext4- state:I stack:30080 pid:2511 tgid:2511 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:2 state:I stack:20704 pid:2512 tgid:2512 ppid:2 flags:0x00004000 Workqueue: 0x0 (usb_hub_wq) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:syslogd state:S stack:24064 pid:2531 tgid:2531 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 __skb_wait_for_more_packets+0x36c/0x5e0 net/core/datagram.c:121 __unix_dgram_recvmsg+0x243/0xdd0 net/unix/af_unix.c:2448 unix_dgram_recvmsg+0xd0/0x110 net/unix/af_unix.c:2537 sock_recvmsg_nosec net/socket.c:1051 [inline] sock_recvmsg+0x1f6/0x250 net/socket.c:1073 sock_read_iter+0x2bb/0x3b0 net/socket.c:1143 new_sync_read fs/read_write.c:488 [inline] vfs_read+0xa3b/0xbd0 fs/read_write.c:569 ksys_read+0x1fa/0x260 fs/read_write.c:712 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1aa6ea9b6a RSP: 002b:00007ffee10a8aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1aa6ea9b6a RDX: 00000000000000ff RSI: 0000556ec113a300 RDI: 0000000000000000 RBP: 0000556ec113a2c0 R08: 0000000000000001 R09: 0000000000000000 R10: 00007f1aa70483a3 R11: 0000000000000246 R12: 0000556ec113a33a R13: 0000556ec113a300 R14: 0000000000000000 R15: 00007f1aa708ca80 task:acpid state:S stack:25920 pid:2534 tgid:2534 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_select+0x12ec/0x17b0 fs/select.c:604 core_sys_select+0x459/0xb80 fs/select.c:678 do_pselect.constprop.0+0x1a0/0x1f0 fs/select.c:760 __do_sys_pselect6 fs/select.c:803 [inline] __se_sys_pselect6 fs/select.c:794 [inline] __x64_sys_pselect6+0x183/0x240 fs/select.c:794 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc90bd87591 RSP: 002b:00007ffc63d011c0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc90bd87591 RDX: 0000000000000000 RSI: 00007ffc63d012b8 RDI: 000000000000000a RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000557e4909a178 R14: 0000000000000000 R15: 0000000000000009 task:klogd state:S stack:25408 pid:2538 tgid:2538 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 syslog_print+0x214/0x5d0 kernel/printk/printk.c:1614 do_syslog+0x3be/0x6a0 kernel/printk/printk.c:1766 __do_sys_syslog kernel/printk/printk.c:1858 [inline] __se_sys_syslog kernel/printk/printk.c:1856 [inline] __x64_sys_syslog+0x74/0xb0 kernel/printk/printk.c:1856 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc36c365fa7 RSP: 002b:00007ffe9b26c998 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 RAX: ffffffffffffffda RBX: 00007fc36c5044a0 RCX: 00007fc36c365fa7 RDX: 00000000000003ff RSI: 00007fc36c5044a0 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000007 R09: fa4ecab2ebfc1184 R10: 0000000000004000 R11: 0000000000000206 R12: 00007fc36c5044a0 R13: 00007fc36c4f4212 R14: 00007fc36c504633 R15: 00007fc36c504633 task:udevd state:S stack:23808 pid:2549 tgid:2549 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fadb14ad457 RSP: 002b:00007fff8053e6a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007fff8053e7a8 RCX: 00007fadb14ad457 RDX: 0000000000000008 RSI: 00007fff8053e7a8 RDI: 000000000000000b RBP: 000055ef696720d0 R08: 0000000000000007 R09: 1707c8f13b40fcf3 R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 task:dbus-daemon state:S stack:28032 pid:2571 tgid:2571 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0d0144b457 RSP: 002b:00007fff576cd598 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007fff576cd5a8 RCX: 00007f0d0144b457 RDX: 0000000000000040 RSI: 00007fff576cd5a8 RDI: 0000000000000003 RBP: 00007fff576cd938 R08: 0000000000000796 R09: 00007f0d015c0080 R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fff576cd938 R15: 00007fff576cdc48 task:dhcpcd state:S stack:25984 pid:2586 tgid:2586 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8c5d520ad5 RSP: 002b:00007ffcdb9c0470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000560c5e2b2ee0 RCX: 00007f8c5d520ad5 RDX: 00007ffcdb9c0490 RSI: 0000000000000004 RDI: 0000560c5e2bce70 RBP: 00007ffcdb9c07c0 R08: 0000000000000008 R09: 00007f8c5d609080 R10: 00007ffcdb9c07c0 R11: 0000000000000246 R12: 00007ffcdb9c04b8 R13: 0000560c2a502610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:24656 pid:2587 tgid:2587 ppid:2586 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8c5d520ad5 RSP: 002b:00007ffcdb9c0470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000560c5e2b2ee0 RCX: 00007f8c5d520ad5 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000560c5e2b2ec0 RBP: 00007ffcdb9c07c0 R08: 0000000000000008 R09: 4303b429222b0ccc R10: 00007ffcdb9c07c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000560c2a502610 R14: 00000000ffffffff R15: 0000000000000000 task:dhcpcd state:S stack:27376 pid:2588 tgid:2588 ppid:2586 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8c5d520ad5 RSP: 002b:00007ffcdb9c0470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000560c5e2b2ee0 RCX: 00007f8c5d520ad5 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000560c5e2bbfe0 RBP: 00007ffcdb9c07c0 R08: 0000000000000008 R09: 0000560c2a5023d0 R10: 00007ffcdb9c07c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000560c2a502610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27504 pid:2589 tgid:2589 ppid:2586 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8c5d520ad5 RSP: 002b:00007ffcdb9c0470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000560c5e2b2ee0 RCX: 00007f8c5d520ad5 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000560c5e2bbfe0 RBP: 00007ffcdb9c07c0 R08: 0000000000000008 R09: 0000560c2a5023d0 R10: 00007ffcdb9c07c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000560c2a502610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:27072 pid:2605 tgid:2605 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd8fac02ad5 RSP: 002b:00007ffcdf4ac3f0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000561503574ab0 RCX: 00007fd8fac02ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000056150357a490 RBP: 0000000000000064 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcdf4ac5a8 R11: 0000000000000246 R12: 000056150357a490 R13: 00007ffcdf4ac5a8 R14: 0000000000000002 R15: 0000561503575b0c task:getty state:S stack:25408 pid:2607 tgid:2607 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 wait_woken+0x175/0x1c0 kernel/sched/wait.c:423 n_tty_read+0x10fb/0x1480 drivers/tty/n_tty.c:2277 iterate_tty_read drivers/tty/tty_io.c:856 [inline] tty_read+0x30e/0x5b0 drivers/tty/tty_io.c:931 new_sync_read fs/read_write.c:488 [inline] vfs_read+0x86e/0xbd0 fs/read_write.c:569 ksys_read+0x12f/0x260 fs/read_write.c:712 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb283339b6a RSP: 002b:00007fff8a306218 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 000055b70058f2c0 RCX: 00007fb283339b6a RDX: 0000000000000001 RSI: 00007fff8a306230 RDI: 0000000000000000 RBP: 000055b70058f320 R08: 0000000000000000 R09: 1615db6a0fd98dfa R10: 0000000000000010 R11: 0000000000000246 R12: 000055b70058f35c R13: 00007fff8a306230 R14: 0000000000000000 R15: 000055b70058f35c task:dhcpcd state:S stack:27424 pid:2609 tgid:2609 ppid:2587 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8c5d520ad5 RSP: 002b:00007ffcdb9c0470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000560c5e2b2ee0 RCX: 00007f8c5d520ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000560c5e2bdd50 RBP: 00007ffcdb9c07c0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcdb9c07c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000560c2a502610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:25408 pid:2640 tgid:2640 ppid:2605 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f71049abad5 RSP: 002b:00007ffe0f879b80 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f71049abad5 RDX: 00007ffe0f879ba0 RSI: 0000000000000004 RDI: 0000562ad1dd1b00 RBP: 0000562ad1dd05c0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffe0f879c88 R11: 0000000000000246 R12: 0000562ac0187aa4 R13: 0000000000000001 R14: 0000562ac01883e8 R15: 00007ffe0f879c08 task:syz-executor state:D stack:23504 pid:2642 tgid:2642 ppid:2640 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 io_schedule+0xbf/0x130 kernel/sched/core.c:7552 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xda/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x933/0x1270 fs/jbd2/transaction.c:1096 jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1245 __ext4_journal_get_write_access+0x6a/0x390 fs/ext4/ext4_jbd2.c:239 ext4_reserve_inode_write+0x13b/0x270 fs/ext4/inode.c:5773 __ext4_mark_inode_dirty+0x1a6/0x890 fs/ext4/inode.c:5947 ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:5984 __mark_inode_dirty+0x1f6/0xe60 fs/fs-writeback.c:2493 generic_update_time+0xcf/0xf0 fs/inode.c:2041 inode_update_time fs/inode.c:2054 [inline] __file_update_time fs/inode.c:2243 [inline] file_update_time+0x12e/0x160 fs/inode.c:2273 ext4_page_mkwrite+0x368/0x1760 fs/ext4/inode.c:6102 do_page_mkwrite+0x177/0x380 mm/memory.c:3162 wp_page_shared mm/memory.c:3563 [inline] do_wp_page+0xaa0/0x3fa0 mm/memory.c:3713 handle_pte_fault mm/memory.c:5767 [inline] __handle_mm_fault+0xd92/0x3390 mm/memory.c:5894 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6062 do_user_addr_fault+0x613/0x12c0 arch/x86/mm/fault.c:1338 handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7fe5c74d6775 RSP: 002b:00007ffd01222030 EFLAGS: 00010202 RAX: 0000000000000002 RBX: 00007ffd01222130 RCX: 0000000000000000 RDX: 00007fe5c227ffc8 RSI: 0000000000000002 RDI: 00007ffd01222130 RBP: 00000000000003e6 R08: 0000000000000000 R09: 0000000000000000 R10: 00007ffd01222110 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000036 R14: 0000000000000002 R15: 0000000000000036 task:syz-executor state:S stack:25408 pid:2647 tgid:2647 ppid:2642 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9c2c714213 RSP: 002b:00007ffdc876ce18 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000a5b RCX: 00007f9c2c714213 RDX: 0000000040000000 RSI: 00007ffdc876ce2c RDI: 00000000ffffffff RBP: 00007ffdc876ce2c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:25408 pid:2649 tgid:2649 ppid:2642 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f59c6104213 RSP: 002b:00007ffc095c7738 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000a5d RCX: 00007f59c6104213 RDX: 0000000040000000 RSI: 00007ffc095c774c RDI: 00000000ffffffff RBP: 00007ffc095c774c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:25408 pid:2650 tgid:2650 ppid:2642 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff4fc784213 RSP: 002b:00007ffd1a801e88 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000a65 RCX: 00007ff4fc784213 RDX: 0000000040000000 RSI: 00007ffd1a801e9c RDI: 00000000ffffffff RBP: 00007ffd1a801e9c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:22928 pid:2651 tgid:2651 ppid:2647 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9c2c714213 RSP: 002b:00007ffdc876cc58 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 000000000000027b RCX: 00007f9c2c714213 RDX: 0000000040000000 RSI: 00007ffdc876cc8c RDI: 00000000ffffffff RBP: 00007ffdc876cc8c R08: 0000000000014802 R09: 00007f9c2d412080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000071af8 R15: 00007ffdc876cce0 task:syz-executor state:S stack:24064 pid:2653 tgid:2653 ppid:2649 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f59c6104213 RSP: 002b:00007ffc095c7578 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000240 RCX: 00007f59c6104213 RDX: 0000000040000000 RSI: 00007ffc095c75ac RDI: 00000000ffffffff RBP: 00007ffc095c75ac R08: 0000000000014836 R09: 00007f59c5f8a080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000072024 R15: 00007ffc095c7600 task:syz-executor state:D stack:24064 pid:2657 tgid:2657 ppid:1 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320 synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976 namespace_unlock+0x1b5/0x490 fs/namespace.c:1703 drop_collected_mounts fs/namespace.c:2225 [inline] put_mnt_ns fs/namespace.c:5553 [inline] put_mnt_ns+0xf4/0x130 fs/namespace.c:5549 free_nsproxy+0x47/0x470 kernel/nsproxy.c:193 put_nsproxy include/linux/nsproxy.h:118 [inline] switch_task_namespaces+0xeb/0x100 kernel/nsproxy.c:251 do_exit+0xad8/0x2ce0 kernel/exit.c:938 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337 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+0x147/0x260 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0a4b264213 RSP: 002b:00007ffd73063ea8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: fffffffffffffe00 RBX: 0000000000000253 RCX: 00007f0a4b264213 RDX: 0000000040000000 RSI: 00007ffd73063edc RDI: 00000000ffffffff RBP: 00007ffd73063edc R08: 00000000000147e0 R09: 00007f0a4bf5e080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 00000000000717af R15: 00007ffd73063f30 task:syz-executor state:D stack:24064 pid:2658 tgid:2658 ppid:1 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320 synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976 namespace_unlock+0x1b5/0x490 fs/namespace.c:1703 drop_collected_mounts fs/namespace.c:2225 [inline] put_mnt_ns fs/namespace.c:5553 [inline] put_mnt_ns+0xf4/0x130 fs/namespace.c:5549 free_nsproxy+0x47/0x470 kernel/nsproxy.c:193 put_nsproxy include/linux/nsproxy.h:118 [inline] switch_task_namespaces+0xeb/0x100 kernel/nsproxy.c:251 do_exit+0xad8/0x2ce0 kernel/exit.c:938 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337 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+0x147/0x260 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fbbfdeb4213 RSP: 002b:00007fff6c407c78 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: fffffffffffffe00 RBX: 0000000000000227 RCX: 00007fbbfdeb4213 RDX: 0000000040000000 RSI: 00007fff6c407cac RDI: 00000000ffffffff RBP: 00007fff6c407cac R08: 00000000000147d2 R09: 00007fbbfdd3a080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000007164e R15: 00007fff6c407d00 task:syz-executor state:S stack:24064 pid:2661 tgid:2661 ppid:2650 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff4fc784213 RSP: 002b:00007ffd1a801cc8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000221 RCX: 00007ff4fc784213 RDX: 0000000040000000 RSI: 00007ffd1a801cfc RDI: 00000000ffffffff RBP: 00007ffd1a801cfc R08: 00000000000147fc R09: 00007ff4fd487080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000071a68 R15: 00007ffd1a801d50 task:kworker/0:3 state:I stack:21920 pid:4913 tgid:4913 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:3 state:D stack:21168 pid:4929 tgid:4929 ppid:2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x136/0x2a0 kernel/time/timer.c:2615 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common+0x3e1/0x600 kernel/sched/completion.c:116 usb_start_wait_urb+0x148/0x4c0 drivers/usb/core/message.c:64 usb_internal_control_msg drivers/usb/core/message.c:103 [inline] usb_control_msg+0x327/0x4b0 drivers/usb/core/message.c:154 get_bMaxPacketSize0+0xc3/0x290 drivers/usb/core/hub.c:4805 hub_port_init+0x12d8/0x3ab0 drivers/usb/core/hub.c:5066 hub_port_connect drivers/usb/core/hub.c:5450 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x2c16/0x4f40 drivers/usb/core/hub.c:5903 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:4 state:R running task stack:21120 pid:4952 tgid:4952 ppid:2 flags:0x00004000 Workqueue: events console_callback Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192 _cond_resched include/linux/sched.h:2031 [inline] process_one_work+0xbc5/0x1ba0 kernel/workqueue.c:3262 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:5 state:I stack:25216 pid:4957 tgid:4957 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:6 state:R running task stack:22176 pid:4960 tgid:4960 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:5 state:I stack:21072 pid:4977 tgid:4977 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:6 state:I stack:21776 pid:5000 tgid:5000 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:7 state:I stack:30176 pid:6107 tgid:6107 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:4 state:I stack:29152 pid:7954 tgid:7954 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:syz.2.1000 state:D stack:27344 pid:8588 tgid:8587 ppid:2658 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6824 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752 exp_funnel_lock+0x1a4/0x3b0 kernel/rcu/tree_exp.h:329 synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976 module_remove_driver+0x2e/0x260 drivers/base/module.c:106 bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745 driver_unregister+0x76/0xb0 drivers/base/driver.c:274 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1731 raw_release+0x1ae/0x2b0 drivers/usb/gadget/legacy/raw_gadget.c:462 __fput+0x3f6/0xb60 fs/file_table.c:431 task_work_run+0x14e/0x250 kernel/task_work.c:228 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0xadd/0x2ce0 kernel/exit.c:939 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337 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+0x147/0x260 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fbbfdebdbfb RSP: 002b:00007fbbfcb2ef10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: fffffffffffffffc RBX: 0000000000000004 RCX: 00007fbbfdebdbfb RDX: 00007fbbfcb2efd0 RSI: 0000000040085503 RDI: 0000000000000004 RBP: 00007fbbfcb2ffe0 R08: 0000000000000080 R09: 00007fbbfcb2efd8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000080085502 R13: 0000000800000000 R14: 0000000000000008 R15: 00007fbbfdf3a273 task:syz.0.1002 state:D stack:27728 pid:8600 tgid:8599 ppid:2657 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320 synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976 module_remove_driver+0x2e/0x260 drivers/base/module.c:106 bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745 driver_unregister+0x76/0xb0 drivers/base/driver.c:274 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1731 raw_release+0x1ae/0x2b0 drivers/usb/gadget/legacy/raw_gadget.c:462 __fput+0x3f6/0xb60 fs/file_table.c:431 task_work_run+0x14e/0x250 kernel/task_work.c:228 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0xadd/0x2ce0 kernel/exit.c:939 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337 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+0x147/0x260 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0a4b26dbfb RSP: 002b:00007f0a49ee4f10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 00007f0a4b26dbfb RDX: 00007f0a49ee5fe0 RSI: 0000000080085502 RDI: 0000000000000003 RBP: 00007f0a49ee5fe0 R08: 0000000000000080 R09: 00007f0a49ee4fd8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000080085502 R13: 0000000800000000 R14: 0000000000000008 R15: 00007f0a4b2ea273 task:syz.4.1004 state:D stack:28400 pid:8617 tgid:8613 ppid:2661 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 synchronize_rcu_expedited+0x392/0x450 kernel/rcu/tree_exp.h:991 module_remove_driver+0x2e/0x260 drivers/base/module.c:106 bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745 driver_unregister+0x76/0xb0 drivers/base/driver.c:274 usb_gadget_register_driver_owner+0x1da/0x2f0 drivers/usb/gadget/udc/core.c:1721 raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline] raw_ioctl+0x1731/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1306 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff4fc78dbfb RSP: 002b:00007ff4fb3e3f10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff4fc78dbfb RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000006 RBP: 00007ff4fb3e4fe0 R08: 0000000000000000 R09: 00342e6364755f79 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff4fb3e3fb0 R14: 0000000020000500 R15: 00007ff4fca71c58 task:syz.1.1005 state:R running task stack:30544 pid:8620 tgid:8615 ppid:2651 flags:0x0000000c Call Trace: sched_show_task kernel/sched/core.c:7582 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557 show_state_filter+0xee/0x320 kernel/sched/core.c:7627 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline] kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549 input_pass_values+0x777/0x8e0 drivers/input/input.c:126 input_event_dispose drivers/input/input.c:341 [inline] input_handle_event+0xf0b/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 input_sync include/linux/input.h:451 [inline] hidinput_report_event+0xb2/0x100 drivers/hid/hid-input.c:1736 hid_report_raw_event+0x274/0x11c0 drivers/hid/hid-core.c:2047 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772 handle_softirqs+0x206/0x8d0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20 kernel/kcov.c:313 Code: 0c 24 0f b7 d6 0f b7 f7 bf 03 00 00 00 e9 58 fe ff ff 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 89 f2 89 fe bf 05 00 00 00 e9 2a fe ff ff RSP: 0018:ffffc900103cfee8 EFLAGS: 00000286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000fffffdfd RBP: ffff88811157e381 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8a56418f R11: 0000000000000000 R12: 0000000000006364 R13: ffff88811157e380 R14: 0000000000000000 R15: 00000000000000d9 vfs_ioctl fs/ioctl.c:52 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x1a1/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9c2c71dbfb Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 RSP: 002b:00007f9c2b376060 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c2c71dbfb RDX: 0000000000000000 RSI: 0000000000006364 RDI: 00000000000000d9 RBP: 00007f9c2c8d6058 R08: 0000000000000000 R09: 00007ffdc876c8c7 R10: 0000000000000008 R11: 0000000000000246 R12: 00007f9c2c8d6064 R13: 0000000000000001 R14: 00007ffdc876c7e0 R15: 00007ffdc876c8c8 task:syz.3.1006 state:D stack:28656 pid:8619 tgid:8618 ppid:2653 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320 synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976 module_remove_driver+0x2e/0x260 drivers/base/module.c:106 bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745 driver_unregister+0x76/0xb0 drivers/base/driver.c:274 usb_gadget_register_driver_owner+0x1da/0x2f0 drivers/usb/gadget/udc/core.c:1721 raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline] raw_ioctl+0x1731/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1306 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f59c610dbfb RSP: 002b:00007f59c4d7ef10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f59c610dbfb RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000005 RBP: 00007f59c4d7ffe0 R08: 0000000000000000 R09: 00332e6364755f79 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f59c4d7efb0 R14: 0000000020000100 R15: 00007f59c63f13f0 task:syz-executor state:D stack:26144 pid:8622 tgid:8622 ppid:2642 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 io_schedule+0xbf/0x130 kernel/sched/core.c:7552 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xda/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x933/0x1270 fs/jbd2/transaction.c:1096 jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1245 __ext4_journal_get_write_access+0x6a/0x390 fs/ext4/ext4_jbd2.c:239 __ext4_new_inode+0x18d2/0x4ec0 fs/ext4/ialloc.c:1129 ext4_mkdir+0x283/0xb70 fs/ext4/namei.c:3017 vfs_mkdir+0x57d/0x860 fs/namei.c:4257 do_mkdirat+0x1b1/0x390 fs/namei.c:4280 __do_sys_mkdir fs/namei.c:4300 [inline] __se_sys_mkdir fs/namei.c:4298 [inline] __x64_sys_mkdir+0xef/0x140 fs/namei.c:4298 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f90bb70c867 RSP: 002b:00007ffc3b967088 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00007ffc3b9671d2 RCX: 00007f90bb70c867 RDX: 000000000aaa85fd RSI: 00000000000001c0 RDI: 00007ffc3b9671c0 RBP: f49998db0aa753ff R08: 0000000000000004 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000246 R12: 8421084210842109 R13: 00007ffc3b9671d2 R14: 00007f90bb7a1960 R15: 000000000aaa85fd Showing all locks held in the system: 7 locks held by kworker/u8:5/797: 2 locks held by getty/2607: #0: ffff88810f7050a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243 #1: ffffc900000432f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfba/0x1480 drivers/tty/n_tty.c:2211 3 locks held by syz-executor/2642: #0: ffff8881122aa658 (&vma->vm_lock->lock){++++}-{3:3}, at: vma_start_read include/linux/mm.h:704 [inline] #0: ffff8881122aa658 (&vma->vm_lock->lock){++++}-{3:3}, at: lock_vma_under_rcu+0x13e/0x980 mm/memory.c:6228 #1: ffff8881148364f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x177/0x380 mm/memory.c:3162 #2: ffff88811483a958 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xf6c/0x1430 fs/jbd2/transaction.c:448 5 locks held by kworker/1:3/4929: #0: ffff8881066ccd48 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x129b/0x1ba0 kernel/workqueue.c:3204 #1: ffffc9000272fd80 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x921/0x1ba0 kernel/workqueue.c:3205 #2: ffff88810971d190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1014 [inline] #2: ffff88810971d190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1be/0x4f40 drivers/usb/core/hub.c:5849 #3: ffff888109b08508 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3206 [inline] #3: ffff888109b08508 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5418 [inline] #3: ffff888109b08508 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] #3: ffff888109b08508 (&port_dev->status_lock){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5821 [inline] #3: ffff888109b08508 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x28aa/0x4f40 drivers/usb/core/hub.c:5903 #4: ffff888107bb5368 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5419 [inline] #4: ffff888107bb5368 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] #4: ffff888107bb5368 (hcd->address0_mutex){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5821 [inline] #4: ffff888107bb5368 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x28d0/0x4f40 drivers/usb/core/hub.c:5903 1 lock held by syz.2.1000/8588: #0: ffffffff88ec6a78 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock+0x1a4/0x3b0 kernel/rcu/tree_exp.h:329 1 lock held by syz.4.1004/8617: #0: ffffffff88ec6a78 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock+0x282/0x3b0 kernel/rcu/tree_exp.h:297 4 locks held by syz.1.1005/8620: #0: ffff888117abe230 (&dev->event_lock){..-.}-{2:2}, at: input_event drivers/input/input.c:397 [inline] #0: ffff888117abe230 (&dev->event_lock){..-.}-{2:2}, at: input_event+0x70/0xa0 drivers/input/input.c:390 #1: ffffffff88ebb100 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline] #1: ffffffff88ebb100 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff88ebb100 (rcu_read_lock){....}-{1:2}, at: input_pass_values+0x8b/0x8e0 drivers/input/input.c:118 #2: ffffffff89387ad8 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #2: ffffffff89387ad8 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x8a/0x17a0 drivers/tty/vt/keyboard.c:1535 #3: ffffffff88ebb100 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline] #3: ffffffff88ebb100 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #3: ffffffff88ebb100 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x7f/0x390 kernel/locking/lockdep.c:6720 3 locks held by syz-executor/8622: #0: ffff8881148363f8 (sb_writers#5){.+.+}-{0:0}, at: filename_create+0x10d/0x530 fs/namei.c:4019 #1: ffff88811d943508 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:850 [inline] #1: ffff88811d943508 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: filename_create+0x1c2/0x530 fs/namei.c:4026 #2: ffff88811483a958 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xf6c/0x1430 fs/jbd2/transaction.c:448 =============================================