[ 6.774903][ T28] audit: type=1400 audit(1732211453.914:27): avc: denied { create } for pid=123 comm="dbus-daemon" name="messagebus.pid" scontext=system_u:system_r:system_dbusd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 6.778176][ T28] audit: type=1400 audit(1732211453.914:28): avc: denied { write open } for pid=123 comm="dbus-daemon" path="/run/messagebus.pid" dev="tmpfs" ino=411 scontext=system_u:system_r:system_dbusd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 6.782074][ T28] audit: type=1400 audit(1732211453.914:29): avc: denied { getattr } for pid=123 comm="dbus-daemon" path="/run/messagebus.pid" dev="tmpfs" ino=411 scontext=system_u:system_r:system_dbusd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 6.957285][ T28] audit: type=1400 audit(1732211454.114:30): avc: denied { search } for pid=137 comm="dhcpcd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[ 13.027283][ T28] kauditd_printk_skb: 30 callbacks suppressed
[ 13.027300][ T28] audit: type=1400 audit(1732211460.184:61): avc: denied { transition } for pid=222 comm="sshd" path="/bin/sh" dev="sda1" ino=89 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 13.035023][ T28] audit: type=1400 audit(1732211460.184:62): avc: denied { noatsecure } for pid=222 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 13.039756][ T28] audit: type=1400 audit(1732211460.184:63): avc: denied { write } for pid=222 comm="sh" path="pipe:[14346]" dev="pipefs" ino=14346 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
[ 13.045984][ T28] audit: type=1400 audit(1732211460.184:64): avc: denied { rlimitinh } for pid=222 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 13.060068][ T28] audit: type=1400 audit(1732211460.184:65): avc: denied { siginh } for pid=222 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
Warning: Permanently added '10.128.0.101' (ED25519) to the list of known hosts.
executing program
executing program
executing program
[ 153.507484][ T28] audit: type=1400 audit(1732211600.664:66): avc: denied { execmem } for pid=419 comm="syz-executor138" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 253.540813][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 253.547656][ C1] (detected by 1, t=10002 jiffies, g=1709, q=167 ncpus=2)
[ 253.554920][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294962567-4294952565), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 253.568119][ C1] rcu: rcu_preempt kthread starved for 10002 jiffies! g1709 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 253.579047][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 253.588973][ C1] rcu: RCU grace-period kthread stack dump:
[ 253.594873][ C1] task:rcu_preempt state:R running task stack:28008 pid:14 ppid:2 flags:0x00004000
[ 253.605527][ C1] Call Trace:
[ 253.608563][ C1]
[ 253.611365][ C1] __schedule+0xcb5/0x1560
[ 253.615595][ C1] ? update_load_avg+0x513/0x1530
[ 253.620716][ C1] ? __sched_text_start+0x8/0x8
[ 253.625406][ C1] schedule+0xc3/0x180
[ 253.629306][ C1] schedule_timeout+0x18c/0x380
[ 253.633992][ C1] ? _raw_spin_unlock_irq+0x4d/0x70
[ 253.639028][ C1] ? console_conditional_schedule+0x10/0x10
[ 253.644853][ C1] ? update_process_times+0x1b0/0x1b0
[ 253.650060][ C1] ? prepare_to_swait_event+0x308/0x320
[ 253.655445][ C1] rcu_gp_fqs_loop+0x2ed/0x10a0
[ 253.660135][ C1] ? _raw_spin_unlock_irq+0x4d/0x70
[ 253.665213][ C1] ? rcu_gp_init+0xc7f/0xfa0
[ 253.669604][ C1] ? rcu_gp_init+0xfa0/0xfa0
[ 253.674027][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 253.679757][ C1] ? finish_swait+0x17d/0x1b0
[ 253.684260][ C1] rcu_gp_kthread+0xa3/0x3a0
[ 253.688683][ C1] ? queued_spin_lock_slowpath+0x50/0x50
[ 253.694162][ C1] ? set_cpus_allowed_ptr+0xa4/0xe0
[ 253.699274][ C1] ? __kasan_check_read+0x11/0x20
[ 253.704131][ C1] ? __kthread_parkme+0x12d/0x180
[ 253.708994][ C1] kthread+0x26d/0x300
[ 253.712896][ C1] ? queued_spin_lock_slowpath+0x50/0x50
[ 253.718369][ C1] ? kthread_blkcg+0xd0/0xd0
[ 253.722885][ C1] ret_from_fork+0x1f/0x30
[ 253.727148][ C1]
[ 253.730017][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 253.736372][ C1] CPU: 1 PID: 431 Comm: syz-executor138 Not tainted 6.1.112-syzkaller-00026-g51bee181735e #0
[ 253.746725][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[ 253.756603][ C1] RIP: 0010:do_softirq+0x11d/0x150
[ 253.761540][ C1] Code: de 19 04 5c 48 c7 c7 80 1a 89 85 e8 6d db d4 03 65 c6 05 55 4c bc 7e 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 04 24 0e 36 e0 45 <49> c7 04 1f 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 48
[ 253.781059][ C1] RSP: 0018:ffffc900012b7a00 EFLAGS: 00000206
[ 253.787051][ C1] RAX: 0000000000000001 RBX: 1ffff92000256f40 RCX: ffff888111911440
[ 253.794941][ C1] RDX: 1ffff1102232228d RSI: ffffffff85891a80 RDI: ffffffff85ea0f60
[ 253.802765][ C1] RBP: ffffc900012b7a80 R08: ffffffff87b6e040 R09: ffffffff87b6e048
[ 253.810563][ C1] R10: ffffffff87b6e058 R11: ffffffff87b6e050 R12: 1ffff92000256f44
[ 253.818375][ C1] R13: 0000000000000000 R14: 0000000000000246 R15: dffffc0000000000
[ 253.826191][ C1] FS: 00007f63a74d56c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[ 253.834959][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 253.841381][ C1] CR2: 00007f63a74d4e40 CR3: 000000011eddb000 CR4: 00000000003506a0
[ 253.849194][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 253.857002][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 253.865080][ C1] Call Trace:
[ 253.868201][ C1]
[ 253.870892][ C1] ? show_regs+0x58/0x60
[ 253.874973][ C1] ? dump_cpu_task+0x3c/0x70
[ 253.879401][ C1] ? rcu_check_gp_kthread_starvation+0x1d1/0x240
[ 253.885556][ C1] ? _find_next_bit+0x126/0x130
[ 253.890248][ C1] ? print_other_cpu_stall+0x1140/0x1300
[ 253.895725][ C1] ? _nohz_idle_balance+0x6e0/0x6e0
[ 253.900760][ C1] ? print_cpu_stall+0x590/0x590
[ 253.905522][ C1] ? acct_account_cputime+0xf7/0x2c0
[ 253.910650][ C1] ? rcu_sched_clock_irq+0xb19/0x1350
[ 253.915850][ C1] ? rcu_boost_kthread_setaffinity+0x590/0x590
[ 253.921843][ C1] ? hrtimer_run_queues+0x15f/0x440
[ 253.926873][ C1] ? update_wall_time+0x25/0x30
[ 253.931575][ C1] ? update_process_times+0x149/0x1b0
[ 253.936856][ C1] ? tick_sched_timer+0x188/0x240
[ 253.941714][ C1] ? tick_setup_sched_timer+0x490/0x490
[ 253.947094][ C1] ? __hrtimer_run_queues+0x41a/0xad0
[ 253.952309][ C1] ? hrtimer_interrupt+0xaa0/0xaa0
[ 253.957250][ C1] ? try_to_wake_up+0x670/0x1220
[ 253.962201][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0
[ 253.968278][ C1] ? hrtimer_interrupt+0x40c/0xaa0
[ 253.973229][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0
[ 253.979125][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0
[ 253.984855][ C1]
[ 253.987627][ C1]
[ 253.990405][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 253.996397][ C1] ? do_softirq+0x11d/0x150
[ 254.000744][ C1] ? __local_bh_enable_ip+0x80/0x80
[ 254.005770][ C1] __local_bh_enable_ip+0x75/0x80
[ 254.010637][ C1] fpu__restore_sig+0x905/0x10f0
[ 254.015411][ C1] ? fpu__restore_sig+0x3ed/0x10f0
[ 254.020349][ C1] ? copy_fpstate_to_sigframe+0xba0/0xba0
[ 254.026028][ C1] ? __this_cpu_preempt_check+0x13/0x20
[ 254.031485][ C1] ? __kasan_check_write+0x14/0x20
[ 254.036437][ C1] restore_sigcontext+0x633/0x700
[ 254.041421][ C1] ? fpu__clear_user_states+0x171/0x200
[ 254.046813][ C1] ? __do_compat_sys_x32_rt_sigreturn+0x1e0/0x1e0
[ 254.053061][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0
[ 254.058006][ C1] __do_sys_rt_sigreturn+0x153/0x1e0
[ 254.063127][ C1] ? x32_copy_siginfo_to_user+0x270/0x270
[ 254.068674][ C1] ? debug_smp_processor_id+0x17/0x20
[ 254.073882][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0
[ 254.079782][ C1] ? exit_to_user_mode_prepare+0x39/0xa0
[ 254.085250][ C1] x64_sys_call+0x91/0x9a0
[ 254.089505][ C1] do_syscall_64+0x3b/0xb0
[ 254.093852][ C1] ? clear_bhb_loop+0x55/0xb0
[ 254.098355][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 254.104082][ C1] RIP: 0033:0x7f63a7514417
[ 254.108339][ C1] Code: 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 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
[ 254.128009][ C1] RSP: 002b:00007f63a74d5238 EFLAGS: 00000246
[ 254.133907][ C1] RAX: 00000000000000ca RBX: 00007f63a759e308 RCX: 00007f63a7514419
[ 254.141718][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f63a759e308
[ 254.149714][ C1] RBP: 00007f63a759e300 R08: 00007f63a74d56c0 R09: 00007f63a74d56c0
[ 254.157517][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f63a759e30c
[ 254.165343][ C1] R13: 0000000000000000 R14: 00007ffc6f5c1ab0 R15: 00007ffc6f5c1b98
[ 254.173311][ C1]
[ 428.830738][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 275s!
[ 428.839497][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 274s!
[ 428.848360][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 274s!
[ 428.856612][ C0] Showing busy workqueues and worker pools:
[ 428.862426][ C0] workqueue events: flags=0x0
[ 428.867005][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3
[ 428.867054][ C0] pending: psi_avgs_work, vmstat_shepherd
[ 428.867119][ C0] workqueue events_unbound: flags=0x2
[ 428.885597][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4
[ 428.885643][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork
[ 428.885765][ C0] workqueue events_power_efficient: flags=0x80
[ 428.906285][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256 refcnt=4
[ 428.906340][ C0] pending: neigh_managed_work, neigh_periodic_work, gc_worker
[ 428.906407][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4
[ 428.906449][ C0] pending: neigh_periodic_work, neigh_managed_work, check_lifetime
[ 428.906511][ C0] workqueue mm_percpu_wq: flags=0x8
[ 428.942532][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.942587][ C0] pending: vmstat_update
[ 428.942628][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.942667][ C0] pending: vmstat_update
[ 428.942705][ C0] workqueue writeback: flags=0x4a
[ 428.971418][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3
[ 428.971464][ C0] pending: wb_workfn
[ 428.971681][ C0] workqueue dm_bufio_cache: flags=0x8
[ 428.988064][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 428.988114][ C0] pending: work_fn
[ 428.988257][ C0] workqueue ipv6_addrconf: flags=0x40008
[ 429.005169][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2
[ 429.005218][ C0] pending: addrconf_verify_work