[ 6.996411][ T36] audit: type=1400 audit(1791955107.950:58): avc: denied { read } for pid=204 comm="getty" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:getty_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1
syzkaller
syzkaller login: [ 21.579758][ T36] audit: type=1400 audit(1791955122.540:59): avc: denied { transition } for pid=275 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 21.585051][ T36] audit: type=1400 audit(1791955122.540:60): avc: denied { noatsecure } for pid=275 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 21.588352][ T36] audit: type=1400 audit(1791955122.550:61): avc: denied { write } for pid=275 comm="sh" path="pipe:[3133]" dev="pipefs" ino=3133 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
[ 21.593482][ T36] audit: type=1400 audit(1791955122.550:62): avc: denied { rlimitinh } for pid=275 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 21.597757][ T36] audit: type=1400 audit(1791955122.550:63): avc: denied { siginh } for pid=275 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
Warning: Permanently added '10.128.0.205' (ED25519) to the list of known hosts.
2026/10/14 05:20:03 parsed 1 programs
2026/10/14 05:20:03 serving rpc on tcp://37717
[ 102.456943][ T36] audit: type=1400 audit(1791955203.420:64): avc: denied { node_bind } for pid=303 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 103.407994][ T36] audit: type=1400 audit(1791955204.370:65): avc: denied { mounton } for pid=310 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1
[ 103.409354][ T310] cgroup: Unknown subsys name 'net'
[ 103.430827][ T36] audit: type=1400 audit(1791955204.370:66): avc: denied { mount } for pid=310 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 103.458402][ T36] audit: type=1400 audit(1791955204.400:67): avc: denied { unmount } for pid=310 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 103.458618][ T310] cgroup: Unknown subsys name 'devices'
[ 103.602931][ T310] cgroup: Unknown subsys name 'hugetlb'
[ 103.608592][ T310] cgroup: Unknown subsys name 'rlimit'
[ 103.715891][ T36] audit: type=1400 audit(1791955204.680:68): avc: denied { setattr } for pid=310 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=190 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 103.739080][ T36] audit: type=1400 audit(1791955204.680:69): avc: denied { create } for pid=310 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 103.760070][ T36] audit: type=1400 audit(1791955204.680:70): avc: denied { write } for pid=310 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 103.771579][ T313] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 103.780411][ T36] audit: type=1400 audit(1791955204.680:71): avc: denied { read } for pid=310 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
Setting up swapspace version 1, size = 127995904 bytes
[ 103.809677][ T36] audit: type=1400 audit(1791955204.680:72): avc: denied { sys_module } for pid=310 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1
[ 103.829068][ T310] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 103.830847][ T36] audit: type=1400 audit(1791955204.680:73): avc: denied { mounton } for pid=310 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1
[ 104.703097][ T316] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality.
[ 105.201463][ T355] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.208540][ T355] bridge0: port 1(bridge_slave_0) entered disabled state
[ 105.215971][ T355] bridge_slave_0: entered allmulticast mode
[ 105.222314][ T355] bridge_slave_0: entered promiscuous mode
[ 105.228858][ T355] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.236117][ T355] bridge0: port 2(bridge_slave_1) entered disabled state
[ 105.243293][ T355] bridge_slave_1: entered allmulticast mode
[ 105.249432][ T355] bridge_slave_1: entered promiscuous mode
[ 105.288054][ T355] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.295352][ T355] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 105.303362][ T355] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.310463][ T355] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 105.334713][ T13] bridge0: port 1(bridge_slave_0) entered disabled state
[ 105.342122][ T13] bridge0: port 2(bridge_slave_1) entered disabled state
[ 105.351218][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.358501][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 105.368568][ T13] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.375687][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 105.396835][ T355] veth0_vlan: entered promiscuous mode
[ 105.408974][ T355] veth1_macvtap: entered promiscuous mode
[ 105.462652][ T46] bridge_slave_1: left allmulticast mode
[ 105.468436][ T46] bridge_slave_1: left promiscuous mode
[ 105.474354][ T46] bridge0: port 2(bridge_slave_1) entered disabled state
[ 105.483189][ T46] bridge_slave_0: left allmulticast mode
[ 105.488944][ T46] bridge_slave_0: left promiscuous mode
[ 105.494816][ T46] bridge0: port 1(bridge_slave_0) entered disabled state
[ 105.609029][ T46] veth1_macvtap: left promiscuous mode
[ 105.614830][ T46] veth0_vlan: left promiscuous mode
2026/10/14 05:20:06 executed programs: 0
[ 105.776666][ T374] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.783977][ T374] bridge0: port 1(bridge_slave_0) entered disabled state
[ 105.791554][ T374] bridge_slave_0: entered allmulticast mode
[ 105.797773][ T374] bridge_slave_0: entered promiscuous mode
[ 105.804579][ T374] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.811673][ T374] bridge0: port 2(bridge_slave_1) entered disabled state
[ 105.818787][ T374] bridge_slave_1: entered allmulticast mode
[ 105.825213][ T374] bridge_slave_1: entered promiscuous mode
[ 105.873126][ T374] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.880442][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 105.888027][ T374] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.895228][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 105.933924][ T374] veth0_vlan: entered promiscuous mode
[ 105.944525][ T374] veth1_macvtap: entered promiscuous mode
[ 246.621083][ T37] INFO: task jbd2/sda1-8:74 blocked for more than 122 seconds.
[ 246.630490][ T37] Not tainted syzkaller #0
[ 246.636427][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 246.646723][ T37] task:jbd2/sda1-8 state:D stack:0 pid:74 tgid:74 ppid:2 flags:0x00004000
[ 246.659151][ T37] Call Trace:
[ 246.663106][ T37]
[ 246.667018][ T37] __schedule+0x16fe/0x23d0
[ 246.673051][ T37] ? __sched_text_start+0x10/0x10
[ 246.680541][ T37] ? dd_has_work+0x1f3/0x2f0
[ 246.686675][ T37] ? __kasan_check_write+0x18/0x20
[ 246.692589][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160
[ 246.698362][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 246.705282][ T37] ? blk_mq_flush_plug_list+0x1517/0x1750
[ 246.711842][ T37] schedule+0xc5/0x240
[ 246.716109][ T37] io_schedule+0x85/0x150
[ 246.720562][ T37] bit_wait_io+0x17/0xd0
[ 246.725925][ T37] __wait_on_bit+0xb3/0x2e0
[ 246.730917][ T37] ? __cfi_bit_wait_io+0x10/0x10
[ 246.738797][ T37] out_of_line_wait_on_bit+0x139/0x190
[ 246.747354][ T37] ? __cfi_bit_wait_io+0x10/0x10
[ 246.753639][ T37] ? __cfi_out_of_line_wait_on_bit+0x10/0x10
[ 246.761963][ T37] ? __cfi_wake_bit_function+0x10/0x10
[ 246.769379][ T37] ? __cfi__raw_write_lock+0x10/0x10
[ 246.776214][ T37] ? _raw_read_unlock+0x16/0x40
[ 246.783178][ T37] __wait_on_buffer+0x5a/0x70
[ 246.789232][ T37] jbd2_journal_commit_transaction+0x2dba/0x5510
[ 246.798226][ T37] ? __cfi_jbd2_journal_commit_transaction+0x10/0x10
[ 246.808683][ T37] ? __schedule+0x1706/0x23d0
[ 246.815575][ T37] ? __kasan_check_write+0x18/0x20
[ 246.823208][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160
[ 246.830044][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160
[ 246.837184][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 246.844846][ T37] ? _raw_spin_unlock_irqrestore+0x4a/0x70
[ 246.851615][ T37] ? __try_to_del_timer_sync+0x2e8/0x440
[ 246.857843][ T37] kjournald2+0x386/0x6a0
[ 246.862864][ T37] ? __cfi_kjournald2+0x10/0x10
[ 246.867869][ T37] ? set_cpus_allowed_ptr+0xa1/0xf0
[ 246.873984][ T37] ? __cfi_autoremove_wake_function+0x10/0x10
[ 246.881658][ T37] ? __kasan_check_read+0x15/0x20
[ 246.891037][ T37] ? __kthread_parkme+0x12f/0x180
[ 246.896894][ T37] ? schedule+0xc5/0x240
[ 246.903020][ T37] kthread+0x2c7/0x360
[ 246.909147][ T37] ? __cfi_kjournald2+0x10/0x10
[ 246.914506][ T37] ? __cfi_kthread+0x10/0x10
[ 246.919560][ T37] ret_from_fork+0x67/0xa0
[ 246.924128][ T37] ? __cfi_kthread+0x10/0x10
[ 246.929817][ T37] ret_from_fork_asm+0x1a/0x30
[ 246.935091][ T37]
[ 246.938566][ T37] INFO: task syz.2.208:570 blocked for more than 123 seconds.
[ 246.946225][ T37] Not tainted syzkaller #0
[ 246.951292][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 246.960044][ T37] task:syz.2.208 state:D stack:0 pid:570 tgid:570 ppid:374 flags:0x00000004
[ 246.970259][ T37] Call Trace:
[ 246.973636][ T37]
[ 246.976577][ T37] __schedule+0x16fe/0x23d0
[ 246.981961][ T37] ? __sched_text_start+0x10/0x10
[ 246.987861][ T37] ? __kasan_check_write+0x18/0x20
[ 246.993473][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160
[ 246.999917][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 247.009240][ T37] ? folio_mark_accessed+0x35f/0x620
[ 247.015110][ T37] schedule+0xc5/0x240
[ 247.019557][ T37] io_schedule+0x85/0x150
[ 247.024251][ T37] bit_wait_io+0x17/0xd0
[ 247.028614][ T37] __wait_on_bit+0xb3/0x2e0
[ 247.033194][ T37] ? __cfi_bit_wait_io+0x10/0x10
[ 247.038251][ T37] out_of_line_wait_on_bit+0x139/0x190
[ 247.044306][ T37] ? __cfi_bit_wait_io+0x10/0x10
[ 247.049876][ T37] ? __cfi_out_of_line_wait_on_bit+0x10/0x10
[ 247.056877][ T37] ? __cfi_wake_bit_function+0x10/0x10
[ 247.065238][ T37] do_get_write_access+0x558/0xd70
[ 247.071838][ T37] jbd2_journal_get_write_access+0x268/0x3d0
[ 247.079439][ T37] __ext4_journal_get_write_access+0x1b6/0x6a0
[ 247.088127][ T37] ? __cfi___ext4_journal_get_write_access+0x10/0x10
[ 247.096414][ T37] ? __kasan_slab_alloc+0x73/0x90
[ 247.102961][ T37] ? kmem_cache_alloc_noprof+0x1e2/0x410
[ 247.109570][ T37] ext4_reserve_inode_write+0x1f6/0x2e0
[ 247.116518][ T37] __ext4_mark_inode_dirty+0xac/0x5e0
[ 247.122474][ T37] ext4_dirty_inode+0xc9/0x110
[ 247.127238][ T37] ? __cfi_ext4_dirty_inode+0x10/0x10
[ 247.132947][ T37] __mark_inode_dirty+0x24e/0xc50
[ 247.138515][ T37] ? __cfi___mark_inode_dirty+0x10/0x10
[ 247.144571][ T37] ? mnt_get_write_access_file+0x1af/0x3b0
[ 247.150506][ T37] ? __kasan_check_read+0x15/0x20
[ 247.155636][ T37] file_update_time+0x1d3/0x210
[ 247.160693][ T37] ext4_page_mkwrite+0x2bf/0x1120
[ 247.165954][ T37] ? __kasan_check_write+0x18/0x20
[ 247.171269][ T37] ? folio_unlock+0x137/0x1b0
[ 247.176040][ T37] ? __cfi_ext4_page_mkwrite+0x10/0x10
[ 247.181722][ T37] ? __alloc_pages_noprof+0x35a/0x7e0
[ 247.187412][ T37] do_pte_missing+0x12c1/0x4440
[ 247.192474][ T37] ? pte_marker_clear+0x1b0/0x1b0
[ 247.197510][ T37] ? __thp_vma_allowable_orders+0x820/0x9a0
[ 247.203521][ T37] ? __cfi___pmd_alloc+0x10/0x10
[ 247.208481][ T37] ? __cfi___thp_vma_allowable_orders+0x10/0x10
[ 247.214830][ T37] handle_mm_fault+0x1189/0x1ba0
[ 247.219878][ T37] ? __cfi_handle_mm_fault+0x10/0x10
[ 247.225399][ T37] ? lock_vma_under_rcu+0x4cf/0x590
[ 247.230628][ T37] do_user_addr_fault+0x951/0x1230
[ 247.235918][ T37] ? __x64_sys_prctl+0xf0/0xf0
[ 247.241242][ T37] ? fpregs_assert_state_consistent+0xb6/0xe0
[ 247.247369][ T37] exc_page_fault+0x58/0xc0
[ 247.251977][ T37] asm_exc_page_fault+0x2b/0x30
[ 247.256986][ T37] RIP: 0033:0x7fc5cf86bc23
[ 247.261667][ T37] RSP: 002b:00007ffc899d9900 EFLAGS: 00010246
[ 247.267772][ T37] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
[ 247.275884][ T37] RDX: 0000001b34124000 RSI: 0000000000040000 RDI: 00007fc5cfbe2708
[ 247.284144][ T37] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 247.292613][ T37] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 247.300687][ T37] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffc899d9b90
[ 247.308769][ T37]
[ 247.311850][ T37] NMI backtrace for cpu 1
[ 247.311917][ T37] CPU: 1 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 f2e3546bd5cd9c2c62fe243d57d118fc828de9da
[ 247.311937][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 247.311944][ T37] Call Trace:
[ 247.311948][ T37]
[ 247.311953][ T37] __dump_stack+0x21/0x30
[ 247.311974][ T37] dump_stack_lvl+0x140/0x1c0
[ 247.311988][ T37] ? __cfi_dump_stack_lvl+0x10/0x10
[ 247.312003][ T37] ? _raw_spin_unlock_irqrestore+0x4a/0x70
[ 247.312013][ T37] dump_stack+0x19/0x20
[ 247.312026][ T37] nmi_cpu_backtrace+0x2ba/0x2d0
[ 247.312088][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10
[ 247.312101][ T37] ? rcu_read_unlock_special+0x150/0x420
[ 247.312138][ T37] ? sched_show_task+0x380/0x540
[ 247.312183][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10
[ 247.312242][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10
[ 247.312256][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0
[ 247.312270][ T37] arch_trigger_cpumask_backtrace+0x14/0x20
[ 247.312290][ T37] cpumask_backtrace+0x1f/0x30
[ 247.312307][ T37] watchdog+0xe45/0xf90
[ 247.312370][ T37] ? __kasan_check_write+0x18/0x20
[ 247.312384][ T37] ? __cfi_watchdog+0x10/0x10
[ 247.312397][ T37] ? __kasan_check_read+0x15/0x20
[ 247.312409][ T37] ? __kthread_parkme+0x12f/0x180
[ 247.312420][ T37] ? schedule+0xc5/0x240
[ 247.312429][ T37] kthread+0x2c7/0x360
[ 247.312441][ T37] ? __cfi_watchdog+0x10/0x10
[ 247.312453][ T37] ? __cfi_kthread+0x10/0x10
[ 247.312464][ T37] ret_from_fork+0x67/0xa0
[ 247.312473][ T37] ? __cfi_kthread+0x10/0x10
[ 247.312485][ T37] ret_from_fork_asm+0x1a/0x30
[ 247.312495][ T37]
[ 247.312499][ T37] Sending NMI from CPU 1 to CPUs 0:
[ 247.486613][ C0] NMI backtrace for cpu 0
[ 247.486630][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 f2e3546bd5cd9c2c62fe243d57d118fc828de9da
[ 247.486649][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 247.486659][ C0] RIP: 0010:pv_native_safe_halt+0x13/0x20
[ 247.486755][ C0] Code: cc cc cc cc cc cc cc b8 f3 66 98 c7 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d c3 29 3f 00 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90
[ 247.486797][ C0] RSP: 0018:ffffffff87c07da0 EFLAGS: 000002c2
[ 247.486811][ C0] RAX: ffff8881f6c00000 RBX: ffffffff87c156c0 RCX: ffffffff85a8353d
[ 247.486822][ C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 000000000002ad64
[ 247.486831][ C0] RBP: ffffffff87c07da0 R08: ffff8881f6c396fb R09: 1ffff1103ed872df
[ 247.486841][ C0] R10: dffffc0000000000 R11: ffffed103ed872e0 R12: 0000000000000000
[ 247.486851][ C0] R13: 1ffffffff0f82ad8 R14: dffffc0000000000 R15: ffffffff886d5968
[ 247.486862][ C0] FS: 0000000000000000(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000
[ 247.486938][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 247.486949][ C0] CR2: 0000089cf0b0e000 CR3: 000000010cf28000 CR4: 00000000003526b0
[ 247.486962][ C0] Call Trace:
[ 247.486968][ C0]
[ 247.486975][ C0] default_idle+0x17/0x30
[ 247.486996][ C0] arch_cpu_idle+0xd/0x20
[ 247.487014][ C0] default_idle_call+0x3e/0x80
[ 247.487032][ C0] do_idle+0x1df/0x570
[ 247.487083][ C0] ? idle_inject_timer_fn+0x80/0x80
[ 247.487101][ C0] ? do_idle+0x543/0x570
[ 247.487118][ C0] cpu_startup_entry+0x47/0x60
[ 247.487134][ C0] rest_init+0x10b/0x130
[ 247.487153][ C0] ? __cfi_x86_late_time_init+0x10/0x10
[ 247.487250][ C0] start_kernel+0x462/0x4bb
[ 247.487273][ C0] x86_64_start_reservations+0x2e/0x30
[ 247.487292][ C0] x86_64_start_kernel+0x6a/0x7b
[ 247.487312][ C0] common_startup_64+0x13b/0x157
[ 247.487376][ C0]