BUG: sleeping function called from invalid context in __dentry_kill
BUG: sleeping function called from invalid context at fs/inode.c:1920
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5818, name: udevd
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
1 lock held by udevd/5818:
#0: ffff88807e721858 (&sb->s_type->i_lock_key#9){+.+.}-{3:3}, at: spin_lock include/linux/spinlock.h:351 [inline]
#0: ffff88807e721858 (&sb->s_type->i_lock_key#9){+.+.}-{3:3}, at: iput+0x2db/0x1050 fs/inode.c:1995
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 UID: 0 PID: 5818 Comm: udevd Tainted: G W syzkaller #0 PREEMPT(full)
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Call Trace:
dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
__might_resched+0x495/0x610 kernel/sched/core.c:8837
iput_final fs/inode.c:1920 [inline]
iput+0x741/0x1050 fs/inode.c:2010
__dentry_kill+0x209/0x660 fs/dcache.c:669
dput+0x19f/0x2b0 fs/dcache.c:911
__fput+0x68e/0xa70 fs/file_table.c:476
task_work_run+0x1d4/0x260 kernel/task_work.c:233
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x6bd/0x2300 kernel/exit.c:970
do_group_exit+0x21c/0x2d0 kernel/exit.c:1111
__do_sys_exit_group kernel/exit.c:1122 [inline]
__se_sys_exit_group kernel/exit.c:1120 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1120
x64_sys_call+0x2210/0x2210 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9a9fef16c5
Code: Unable to access opcode bytes at 0x7f9a9fef169b.
RSP: 002b:00007fff0fc3e0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00005583ec74c3b0 RCX: 00007f9a9fef16c5
RDX: 00000000000000e7 RSI: fffffffffffffe68 RDI: 0000000000000000
RBP: 00005583ec738910 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff0fc3e140 R14: 0000000000000000 R15: 0000000000000000
0000000000246 R12: 00007ffec60581c4
[ 97.341004][ T5814] R13: 00005606bcd744e3 R14: 00005606bcd854f0 R15: 00000000000016b7
[ 97.341032][ T5814]
[ 97.723591][ T796] cfg80211: failed to load regulatory.db
[ 100.753276][ T5818] BUG: sleeping function called from invalid context at fs/inode.c:1920
[ 100.761962][ T5818] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5818, name: udevd
[ 100.771513][ T5818] preempt_count: 1, expected: 0
[ 100.776815][ T5818] RCU nest depth: 0, expected: 0
[ 100.782676][ T5818] 1 lock held by udevd/5818:
[ 100.787647][ T5818] #0: ffff88807e721858 (&sb->s_type->i_lock_key#9){+.+.}-{3:3}, at: iput+0x2db/0x1050
[ 100.797993][ T5818] Preemption disabled at:
[ 100.798007][ T5818] [<0000000000000000>] 0x0
[ 100.807524][ T5818] CPU: 1 UID: 0 PID: 5818 Comm: udevd Tainted: G W syzkaller #0 PREEMPT(full)
[ 100.807543][ T5818] Tainted: [W]=WARN
[ 100.807547][ T5818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 100.807554][ T5818] Call Trace:
[ 100.807561][ T5818]
[ 100.807567][ T5818] dump_stack_lvl+0x189/0x250
[ 100.807584][ T5818] ? __pfx_dump_stack_lvl+0x10/0x10
[ 100.807595][ T5818] ? __pfx__printk+0x10/0x10
[ 100.807607][ T5818] ? print_lock_name+0xde/0x100
[ 100.807620][ T5818] __might_resched+0x495/0x610
[ 100.807634][ T5818] ? __pfx___might_resched+0x10/0x10
[ 100.807642][ T5818] ? do_raw_spin_lock+0x121/0x290
[ 100.807656][ T5818] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 100.807673][ T5818] iput+0x741/0x1050
[ 100.807689][ T5818] __dentry_kill+0x209/0x660
[ 100.807699][ T5818] ? dput+0x37/0x2b0
[ 100.807709][ T5818] dput+0x19f/0x2b0
[ 100.807718][ T5818] __fput+0x68e/0xa70
[ 100.807735][ T5818] task_work_run+0x1d4/0x260
[ 100.807750][ T5818] ? __pfx_task_work_run+0x10/0x10
[ 100.807762][ T5818] ? do_raw_spin_unlock+0x122/0x240
[ 100.807778][ T5818] do_exit+0x6bd/0x2300
[ 100.807797][ T5818] ? __pfx_do_exit+0x10/0x10
[ 100.807813][ T5818] ? _raw_spin_unlock_irq+0x23/0x50
[ 100.807825][ T5818] ? lockdep_hardirqs_on+0x9c/0x150
[ 100.807840][ T5818] do_group_exit+0x21c/0x2d0
[ 100.807855][ T5818] __x64_sys_exit_group+0x3f/0x40
[ 100.807868][ T5818] x64_sys_call+0x2210/0x2210
[ 100.807880][ T5818] do_syscall_64+0xfa/0xfa0
[ 100.807894][ T5818] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 100.807904][ T5818] ? clear_bhb_loop+0x60/0xb0
[ 100.807916][ T5818] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 100.807926][ T5818] RIP: 0033:0x7f9a9fef16c5
[ 100.807935][ T5818] Code: Unable to access opcode bytes at 0x7f9a9fef169b.
[ 100.807940][ T5818] RSP: 002b:00007fff0fc3e0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 100.807952][ T5818] RAX: ffffffffffffffda RBX: 00005583ec74c3b0 RCX: 00007f9a9fef16c5
[ 100.807959][ T5818] RDX: 00000000000000e7 RSI: fffffffffffffe68 RDI: 0000000000000000
[ 100.807966][ T5818] RBP: 00005583ec738910 R08: 0000000000000000 R09: 0000000000000000
[ 100.807972][ T5818] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 100.807978][ T5818] R13: 00007fff0fc3e140 R14: 0000000000000000 R15: 0000000000000000
[ 100.807992][ T5818]
[ 102.643675][ T5582] BUG: sleeping function called from invalid context at fs/inode.c:1920
[ 102.652406][ T5582] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5582, name: sshd
[ 102.661842][ T5582] preempt_count: 1, expected: 0
[ 102.667335][ T5582] RCU nest depth: 0, expected: 0
[ 102.672458][ T5582] 1 lock held by sshd/5582:
[ 102.677160][ T5582] #0: ffff88807e6f4c18 (&sb->s_type->i_lock_key#9){+.+.}-{3:3}, at: iput+0x2db/0x1050
[ 102.687269][ T5582] Preemption disabled at:
[ 102.687285][ T5582] [<0000000000000000>] 0x0
[ 102.696338][ T5582] CPU: 0 UID: 0 PID: 5582 Comm: sshd Tainted: G W syzkaller #0 PREEMPT(full)
[ 102.696375][ T5582] Tainted: [W]=WARN
[ 102.696381][ T5582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 102.696393][ T5582] Call Trace:
[ 102.696419][ T5582]
[ 102.696428][ T5582] dump_stack_lvl+0x189/0x250
[ 102.696461][ T5582] ? __pfx_dump_stack_lvl+0x10/0x10
[ 102.696481][ T5582] ? __pfx__printk+0x10/0x10
[ 102.696506][ T5582] ? print_lock_name+0xde/0x100
[ 102.696530][ T5582] __might_resched+0x495/0x610
[ 102.696557][ T5582] ? __pfx___might_resched+0x10/0x10
[ 102.696574][ T5582] ? do_raw_spin_lock+0x121/0x290
[ 102.696600][ T5582] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 102.696634][ T5582] iput+0x741/0x1050
[ 102.696664][ T5582] __dentry_kill+0x209/0x660
[ 102.696684][ T5582] ? dput+0x37/0x2b0
[ 102.696700][ T5582] dput+0x19f/0x2b0
[ 102.696715][ T5582] __fput+0x68e/0xa70
[ 102.696745][ T5582] fput_close_sync+0x113/0x220
[ 102.696768][ T5582] ? __pfx_fput_close_sync+0x10/0x10
[ 102.696790][ T5582] ? do_raw_spin_unlock+0x122/0x240
[ 102.696822][ T5582] __x64_sys_close+0x7f/0x110
[ 102.696846][ T5582] do_syscall_64+0xfa/0xfa0
[ 102.696874][ T5582] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 102.696892][ T5582] ? clear_bhb_loop+0x60/0xb0
[ 102.696916][ T5582] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 102.696933][ T5582] RIP: 0033:0x7faf670a7407
[ 102.696953][ T5582] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 102.696970][ T5582] RSP: 002b:00007ffd9a2816f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[ 102.696991][ T5582] RAX: ffffffffffffffda RBX: 00007faf67749300 RCX: 00007faf670a7407
[ 102.697005][ T5582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000000c
[ 102.697016][ T5582] RBP: 00005617148b8590 R08: 0000000000000000 R09: 0000000000000000
[ 102.697029][ T5582] R10: 0000000000000000 R11: 0000000000000202 R12: 000056173152a360
[ 102.697042][ T5582] R13: 0000000000000064 R14: 00005617148b1004 R15: 0000000000000009
[ 102.697072][ T5582]
Warning: Permanently added '10.128.1.191' (ED25519) to the list of known hosts.
[ 104.107698][ T5820] BUG: sleeping function called from invalid context at fs/inode.c:1920
[ 104.118479][ T5820] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5820, name: udevd
[ 104.128149][ T5820] preempt_count: 1, expected: 0
[ 104.134377][ T5820] RCU nest depth: 0, expected: 0
[ 104.140383][ T5820] 1 lock held by udevd/5820:
[ 104.145647][ T5820] #0: ffff88807e6f4098 (&sb->s_type->i_lock_key#9){+.+.}-{3:3}, at: iput+0x2db/0x1050
[ 104.156087][ T5820] Preemption disabled at:
[ 104.156103][ T5820] [<0000000000000000>] 0x0
[ 104.167195][ T5820] CPU: 0 UID: 0 PID: 5820 Comm: udevd Tainted: G W syzkaller #0 PREEMPT(full)
[ 104.167228][ T5820] Tainted: [W]=WARN
[ 104.167235][ T5820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 104.167247][ T5820] Call Trace:
[ 104.167255][ T5820]
[ 104.167263][ T5820] dump_stack_lvl+0x189/0x250
[ 104.167292][ T5820] ? __pfx_dump_stack_lvl+0x10/0x10
[ 104.167313][ T5820] ? __pfx__printk+0x10/0x10
[ 104.167337][ T5820] ? print_lock_name+0xde/0x100
[ 104.167362][ T5820] __might_resched+0x495/0x610
[ 104.167389][ T5820] ? __pfx___might_resched+0x10/0x10
[ 104.167405][ T5820] ? do_raw_spin_lock+0x121/0x290
[ 104.167433][ T5820] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 104.167467][ T5820] iput+0x741/0x1050
[ 104.167497][ T5820] __dentry_kill+0x209/0x660
[ 104.167518][ T5820] ? dput+0x37/0x2b0
[ 104.167557][ T5820] dput+0x19f/0x2b0
[ 104.167575][ T5820] __fput+0x68e/0xa70
[ 104.167608][ T5820] task_work_run+0x1d4/0x260
[ 104.167635][ T5820] ? __pfx_task_work_run+0x10/0x10
[ 104.167659][ T5820] ? do_raw_spin_unlock+0x122/0x240
[ 104.167691][ T5820] do_exit+0x6bd/0x2300
[ 104.167728][ T5820] ? __pfx_do_exit+0x10/0x10
[ 104.167756][ T5820] ? _raw_spin_unlock_irq+0x23/0x50
[ 104.167778][ T5820] ? lockdep_hardirqs_on+0x9c/0x150
[ 104.167806][ T5820] do_group_exit+0x21c/0x2d0
[ 104.167835][ T5820] __x64_sys_exit_group+0x3f/0x40
[ 104.167858][ T5820] x64_sys_call+0x2210/0x2210
[ 104.167880][ T5820] do_syscall_64+0xfa/0xfa0
[ 104.167906][ T5820] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 104.167925][ T5820] ? clear_bhb_loop+0x60/0xb0
[ 104.167948][ T5820] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 104.167967][ T5820] RIP: 0033:0x7f9a9fef16c5
[ 104.167983][ T5820] Code: Unable to access opcode bytes at 0x7f9a9fef169b.
[ 104.167993][ T5820] RSP: 002b:00007fff0fc3e0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 104.168021][ T5820] RAX: ffffffffffffffda RBX: 00005583ec761b10 RCX: 00007f9a9fef16c5
[ 104.168036][ T5820] RDX: 00000000000000e7 RSI: fffffffffffffe68 RDI: 0000000000000000
[ 104.168048][ T5820] RBP: 00005583ec738910 R08: 0000000000000000 R09: 0000000000000000
[ 104.168060][ T5820] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 104.168071][ T5820] R13: 00007fff0fc3e140 R14: 0000000000000000 R15: 0000000000000000
[ 104.168101][ T5820]
2025/11/05 20:54:56 parsed 1 programs
[ 105.509351][ T5829] BUG: sleeping function called from invalid context at fs/inode.c:1920
[ 105.518601][ T5829] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5829, name: syz-execprog
[ 105.528439][ T5829] preempt_count: 1, expected: 0
[ 105.533521][ T5829] RCU nest depth: 0, expected: 0
[ 105.538811][ T5829] 1 lock held by syz-execprog/5829:
[ 105.544194][ T5829] #0: ffff88807e6f68d8 (&sb->s_type->i_lock_key#9){+.+.}-{3:3}, at: iput+0x2db/0x1050
[ 105.554222][ T5829] Preemption disabled at:
[ 105.554232][ T5829] [<0000000000000000>] 0x0
[ 105.564065][ T5829] CPU: 0 UID: 0 PID: 5829 Comm: syz-execprog Tainted: G W syzkaller #0 PREEMPT(full)
[ 105.564091][ T5829] Tainted: [W]=WARN
[ 105.564096][ T5829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 105.564105][ T5829] Call Trace:
[ 105.564114][ T5829]
[ 105.564121][ T5829] dump_stack_lvl+0x189/0x250
[ 105.564144][ T5829] ? __pfx_dump_stack_lvl+0x10/0x10
[ 105.564160][ T5829] ? __pfx__printk+0x10/0x10
[ 105.564176][ T5829] ? call_rcu+0x6ff/0x9c0
[ 105.564197][ T5829] ? print_lock_name+0xde/0x100
[ 105.564218][ T5829] __might_resched+0x495/0x610
[ 105.564241][ T5829] ? __pfx___might_resched+0x10/0x10
[ 105.564258][ T5829] ? do_raw_spin_lock+0x121/0x290
[ 105.564286][ T5829] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 105.564320][ T5829] iput+0x741/0x1050
[ 105.564352][ T5829] __dentry_kill+0x209/0x660
[ 105.564371][ T5829] ? dput+0x37/0x2b0
[ 105.564389][ T5829] dput+0x19f/0x2b0
[ 105.564406][ T5829] __fput+0x68e/0xa70
[ 105.564431][ T5829] fput_close_sync+0x113/0x220
[ 105.564450][ T5829] ? __pfx_fput_close_sync+0x10/0x10
[ 105.564470][ T5829] ? do_raw_spin_unlock+0x122/0x240
[ 105.564495][ T5829] __x64_sys_close+0x7f/0x110
[ 105.564517][ T5829] do_syscall_64+0xfa/0xfa0
[ 105.564541][ T5829] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 105.564558][ T5829] ? clear_bhb_loop+0x60/0xb0
[ 105.564577][ T5829] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 105.564593][ T5829] RIP: 0033:0x40dd0e
[ 105.564610][ T5829] Code: 24 28 44 8b 44 24 2c e9 70 ff ff ff cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48
[ 105.564625][ T5829] RSP: 002b:000000c002db1760 EFLAGS: 00000212 ORIG_RAX: 0000000000000003
[ 105.564688][ T5829] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000040dd0e
[ 105.564701][ T5829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
[ 105.564711][ T5829] RBP: 000000c002db17a0 R08: 0000000000000000 R09: 0000000000000000
[ 105.564723][ T5829] R10: 0000000000000000 R11: 0000000000000212 R12: 000000c002db18c0
[ 105.564735][ T5829] R13: 00000000000007ff R14: 000000c000002380 R15: 000000c0008937c0
[ 105.564765][ T5829]
[ 107.337546][ T5837] BUG: sleeping function called from invalid context at fs/inode.c:1920
[ 107.347227][ T5837] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5837, name: dhcpcd
[ 107.356267][ T5837] preempt_count: 1, expected: 0
[ 107.361915][ T5837] RCU nest depth: 0, expected: 0
[ 107.367125][ T5837] 1 lock held by dhcpcd/5837:
[ 107.373083][ T5837] #0: ffff88807e6fa3d8 (&sb->s_type->i_lock_key#9){+.+.}-{3:3}, at: iput+0x2db/0x1050
[ 107.384068][ T5837] Preemption disabled at:
[ 107.384082][ T5837] [<0000000000000000>] 0x0
[ 107.393377][ T5837] CPU: 1 UID: 0 PID: 5837 Comm: dhcpcd Tainted: G W syzkaller #0 PREEMPT(full)
[ 107.393403][ T5837] Tainted: [W]=WARN
[ 107.393408][ T5837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 107.393417][ T5837] Call Trace:
[ 107.393424][ T5837]
[ 107.393430][ T5837] dump_stack_lvl+0x189/0x250
[ 107.393456][ T5837] ? __pfx_dump_stack_lvl+0x10/0x10
[ 107.393480][ T5837] ? __pfx__printk+0x10/0x10
[ 107.393503][ T5837] ? print_lock_name+0xde/0x100
[ 107.393526][ T5837] __might_resched+0x495/0x610
[ 107.393553][ T5837] ? __pfx___might_resched+0x10/0x10
[ 107.393570][ T5837] ? do_raw_spin_lock+0x121/0x290
[ 107.393597][ T5837] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 107.393632][ T5837] iput+0x741/0x1050
[ 107.393662][ T5837] __dentry_kill+0x209/0x660
[ 107.393681][ T5837] ? dput+0x37/0x2b0
[ 107.393699][ T5837] dput+0x19f/0x2b0
[ 107.393717][ T5837] __fput+0x68e/0xa70
[ 107.393749][ T5837] fput_close_sync+0x113/0x220
[ 107.393768][ T5837] ? __pfx_fput_close_sync+0x10/0x10
[ 107.393790][ T5837] ? do_raw_spin_unlock+0x122/0x240
[ 107.393819][ T5837] __x64_sys_close+0x7f/0x110
[ 107.393843][ T5837] do_syscall_64+0xfa/0xfa0
[ 107.393871][ T5837] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 107.393890][ T5837] ? clear_bhb_loop+0x60/0xb0
[ 107.393915][ T5837] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 107.393933][ T5837] RIP: 0033:0x7fc58c16c407
[ 107.393950][ T5837] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 107.393968][ T5837] RSP: 002b:00007ffc1197cc80 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[ 107.393988][ T5837] RAX: ffffffffffffffda RBX: 00007fc58c0e2740 RCX: 00007fc58c16c407
[ 107.394002][ T5837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
[ 107.394014][ T5837] RBP: 000055fc7ab074b0 R08: 0000000000000000 R09: 0000000000000000
[ 107.394026][ T5837] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[ 107.394038][ T5837] R13: 000055fc83902290 R14: 0000000000000000 R15: 000055fc7ab1cac0
[ 107.394071][ T5837]
[ 108.750656][ T5835] cgroup: Unknown subsys name 'net'
[ 108.759273][ T5835] BUG: sleeping function called from invalid context at fs/inode.c:1920
[ 108.769492][ T5835] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5835, name: syz-executor
[ 108.782190][ T5835] preempt_count: 1, expected: 0
[ 108.787683][ T5835] RCU nest depth: 0, expected: 0
[ 108.792976][ T5835] 2 locks held by syz-executor/5835:
[ 108.799370][ T5835] #0: ffff8880340e80e0 (&type->s_umount_key#44){+.+.}-{4:4}, at: deactivate_super+0xa9/0xe0
[ 108.811870][ T5835] #1: ffff888077e41970 (&sb->s_type->i_lock_key#33){+.+.}-{3:3}, at: iput+0x2db/0x1050
[ 108.822811][ T5835] Preemption disabled at:
[ 108.822824][ T5835] [<0000000000000000>] 0x0
[ 108.833460][ T5835] CPU: 1 UID: 0 PID: 5835 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT(full)
[ 108.833488][ T5835] Tainted: [W]=WARN
[ 108.833493][ T5835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 108.833502][ T5835] Call Trace:
[ 108.833508][ T5835]
[ 108.833515][ T5835] dump_stack_lvl+0x189/0x250
[ 108.833542][ T5835] ? __pfx_dump_stack_lvl+0x10/0x10
[ 108.833561][ T5835] ? __pfx__printk+0x10/0x10
[ 108.833580][ T5835] ? print_lock_name+0xde/0x100
[ 108.833601][ T5835] __might_resched+0x495/0x610
[ 108.833625][ T5835] ? __pfx___might_resched+0x10/0x10
[ 108.833642][ T5835] ? do_raw_spin_lock+0x121/0x290
[ 108.833666][ T5835] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 108.833699][ T5835] iput+0x741/0x1050
[ 108.833731][ T5835] __dentry_kill+0x209/0x660
[ 108.833751][ T5835] ? dput+0x37/0x2b0
[ 108.833770][ T5835] dput+0x19f/0x2b0
[ 108.833789][ T5835] shrink_dcache_for_umount+0xa0/0x170
[ 108.833815][ T5835] generic_shutdown_super+0x67/0x2c0
[ 108.833843][ T5835] kill_anon_super+0x3b/0x70
[ 108.833868][ T5835] kernfs_kill_sb+0x161/0x180
[ 108.833895][ T5835] deactivate_locked_super+0xbc/0x130
[ 108.833920][ T5835] cleanup_mnt+0x425/0x4c0
[ 108.833943][ T5835] ? lockdep_hardirqs_on+0x9c/0x150
[ 108.833970][ T5835] task_work_run+0x1d4/0x260
[ 108.833998][ T5835] ? __pfx_task_work_run+0x10/0x10
[ 108.834027][ T5835] ? exit_to_user_mode_loop+0x55/0x4f0
[ 108.834058][ T5835] exit_to_user_mode_loop+0xff/0x4f0
[ 108.834084][ T5835] ? rcu_is_watching+0x15/0xb0
[ 108.834109][ T5835] do_syscall_64+0x2e9/0xfa0
[ 108.834135][ T5835] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 108.834152][ T5835] ? clear_bhb_loop+0x60/0xb0
[ 108.834175][ T5835] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 108.834192][ T5835] RIP: 0033:0x7f2c235901f7
[ 108.834208][ T5835] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 108.834224][ T5835] RSP: 002b:00007ffeee90f4f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 108.834244][ T5835] RAX: 0000000000000000 RBX: 00007ffeee90f5f0 RCX: 00007f2c235901f7
[ 108.834256][ T5835] RDX: 00007f2c23623d15 RSI: 0000000000000000 RDI: 00007f2c236125ca
[ 108.834266][ T5835] RBP: 00007f2c236125ca R08: 00007f2c236128ae R09: 0000000000000000
[ 108.834277][ T5835] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2c23612844
[ 108.834287][ T5835] R13: 00007f2c23623d15 R14: 00007ffeee90f608 R15: 00007ffeee90f500
[ 108.834313][ T5835]
[ 109.214905][ T5835] cgroup: Unknown subsys name 'cpuset'
[ 109.226104][ T5835] cgroup: Unknown subsys name 'rlimit'
[ 110.666383][ T5835] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 110.845546][ T5195] BUG: sleeping function called from invalid context at fs/inode.c:1920
[ 110.854984][ T5195] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5195, name: udevd
[ 110.865089][ T5195] preempt_count: 1, expected: 0
[ 110.870130][ T5195] RCU nest depth: 0, expected: 0
[ 110.875858][ T5195] 2 locks held by udevd/5195:
[ 110.881834][ T5195] #0: ffff88802feb6420 (sb_writers#5){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90
[ 110.893073][ T5195] #1: ffff8880306928e8 (&sb->s_type->i_lock_key){+.+.}-{3:3}, at: iput+0x2db/0x1050
[ 110.903490][ T5195] Preemption disabled at:
[ 110.903505][ T5195] [<0000000000000000>] 0x0
[ 110.912829][ T5195] CPU: 1 UID: 0 PID: 5195 Comm: udevd Tainted: G W syzkaller #0 PREEMPT(full)
[ 110.912861][ T5195] Tainted: [W]=WARN
[ 110.912867][ T5195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 110.912878][ T5195] Call Trace:
[ 110.912886][ T5195]
[ 110.912894][ T5195] dump_stack_lvl+0x189/0x250
[ 110.912924][ T5195] ? __pfx_dump_stack_lvl+0x10/0x10
[ 110.912946][ T5195] ? __pfx__printk+0x10/0x10
[ 110.912969][ T5195] ? print_lock_name+0xde/0x100
[ 110.912994][ T5195] __might_resched+0x495/0x610
[ 110.913020][ T5195] ? __pfx___might_resched+0x10/0x10
[ 110.913036][ T5195] ? do_raw_spin_lock+0x121/0x290
[ 110.913063][ T5195] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 110.913095][ T5195] iput+0x741/0x1050
[ 110.913122][ T5195] do_unlinkat+0x39f/0x560
[ 110.913155][ T5195] ? __pfx_do_unlinkat+0x10/0x10
[ 110.913182][ T5195] ? strncpy_from_user+0x150/0x2c0
[ 110.913209][ T5195] ? getname_flags+0x1e5/0x540
[ 110.913232][ T5195] __x64_sys_unlink+0x47/0x50
[ 110.913267][ T5195] do_syscall_64+0xfa/0xfa0
[ 110.913295][ T5195] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 110.913313][ T5195] ? clear_bhb_loop+0x60/0xb0
[ 110.913335][ T5195] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 110.913354][ T5195] RIP: 0033:0x7f9a9ff15937
[ 110.913371][ T5195] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8
[ 110.913387][ T5195] RSP: 002b:00007fff0fc3e2a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000057
[ 110.913408][ T5195] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f9a9ff15937
[ 110.913422][ T5195] RDX: ffffffffffffffff RSI: 000000000000000b RDI: 00005583c5bc802e
[ 110.913434][ T5195] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 110.913445][ T5195] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[ 110.913456][ T5195] R13: 00005583c5be3100 R14: 0000000000000000 R15: 0000000000000000
[ 110.913486][ T5195]
syzkaller build log:
go env (err=)
AR='ar'
CC='gcc'
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_ENABLED='1'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
CXX='g++'
GCCGO='gccgo'
GO111MODULE='auto'
GOAMD64='v1'
GOARCH='amd64'
GOAUTH='netrc'
GOBIN=''
GOCACHE='/syzkaller/.cache/go-build'
GOCACHEPROG=''
GODEBUG=''
GOENV='/syzkaller/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFIPS140='off'
GOFLAGS=''
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build2124321294=/tmp/go-build -gno-record-gcc-switches'
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod'
GOMODCACHE='/syzkaller/jobs/linux/gopath/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='linux'
GOPATH='/syzkaller/jobs/linux/gopath'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTELEMETRY='local'
GOTELEMETRYDIR='/syzkaller/.config/go/telemetry'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.24.4'
GOWORK=''
PKG_CONFIG='pkg-config'
git status (err=)
HEAD detached at 7e2882b3269
nothing to commit, working tree clean
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:31: run command via tools/syz-env for best compatibility, see:
Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=7e2882b32698b70f3149aee00c41e3d2d941dca3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251007-152513" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=7e2882b32698b70f3149aee00c41e3d2d941dca3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251007-152513" ./sys/syz-sysgen
make .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:31: run command via tools/syz-env for best compatibility, see:
Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=7e2882b32698b70f3149aee00c41e3d2d941dca3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251007-152513" -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
mkdir -p ./bin/linux_amd64
g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \
-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -std=c++17 -I. -Iexecutor/_include -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"7e2882b32698b70f3149aee00c41e3d2d941dca3\"
/usr/bin/ld: /tmp/ccT2jI60.o: in function `Connection::Connect(char const*, char const*)':
executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x104): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
./tools/check-syzos.sh 2>/dev/null