last executing test programs: 2.27916007s ago: executing program 0 (id=65): landlock_add_rule$LANDLOCK_RULE_NET_PORT(0xffffffffffffffff, 0x2, &(0x7f0000000000), 0x0) 2.187744061s ago: executing program 0 (id=67): getresuid(&(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000)) 2.187290761s ago: executing program 0 (id=69): pwrite64(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 2.089057404s ago: executing program 0 (id=71): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/bluetooth/6lowpan_control', 0x2, 0x0) 2.088612524s ago: executing program 0 (id=73): openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/attr/current', 0x2, 0x0) 2.009324754s ago: executing program 0 (id=76): pause() 179.552607ms ago: executing program 1 (id=126): fstat64(0xffffffffffffffff, &(0x7f0000000000)) 179.246297ms ago: executing program 1 (id=127): epoll_pwait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0) 80.47684ms ago: executing program 1 (id=128): clock_settime(0x0, &(0x7f0000000000)) 80.24756ms ago: executing program 1 (id=129): setresuid(0x0, 0x0, 0x0) 149.5µs ago: executing program 1 (id=130): clock_adjtime(0x0, &(0x7f0000000000)) 0s ago: executing program 1 (id=131): socket$inet6_icmp(0xa, 0x2, 0x3a) kernel console output (not intermixed with test programs): [ 52.466567][ T29] audit: type=1400 audit(52.380:56): avc: denied { read write } for pid=3092 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 52.467302][ T29] audit: type=1400 audit(52.380:57): avc: denied { open } for pid=3092 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:51167' (ED25519) to the list of known hosts. [ 68.017883][ T29] audit: type=1400 audit(67.930:58): avc: denied { name_bind } for pid=3095 comm="sshd-session" src=30001 scontext=system_u:system_r:sshd_t tcontext=system_u:object_r:unreserved_port_t tclass=tcp_socket permissive=1 [ 69.823636][ T29] audit: type=1400 audit(69.730:59): avc: denied { execute } for pid=3096 comm="sh" name="syz-executor" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 69.881981][ T29] audit: type=1400 audit(69.790:60): avc: denied { execute_no_trans } for pid=3096 comm="sh" path="/syz-executor" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 72.886513][ T29] audit: type=1400 audit(72.800:61): avc: denied { mounton } for pid=3096 comm="syz-executor" path="/syzcgroup/unified" dev="vda" ino=806 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 72.892674][ T29] audit: type=1400 audit(72.810:62): avc: denied { mount } for pid=3096 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 [ 72.909851][ T3096] cgroup: Unknown subsys name 'net' [ 72.917664][ T29] audit: type=1400 audit(72.830:63): avc: denied { unmount } for pid=3096 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 73.111455][ T3096] cgroup: Unknown subsys name 'cpuset' [ 73.116961][ T3096] cgroup: Unknown subsys name 'hugetlb' [ 73.121854][ T3096] cgroup: Unknown subsys name 'rlimit' [ 73.346606][ T29] audit: type=1400 audit(73.260:64): avc: denied { setattr } for pid=3096 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=693 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 73.351289][ T29] audit: type=1400 audit(73.260:65): avc: denied { create } for pid=3096 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 73.353847][ T29] audit: type=1400 audit(73.270:66): avc: denied { write } for pid=3096 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 73.354167][ T29] audit: type=1400 audit(73.270:67): avc: denied { module_request } for pid=3096 comm="syz-executor" kmod="net-pf-16-proto-16-family-nl802154" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 73.415856][ T29] audit: type=1400 audit(73.330:68): avc: denied { read } for pid=3096 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 73.422235][ T29] audit: type=1400 audit(73.340:69): avc: denied { mounton } for pid=3096 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 [ 73.422650][ T29] audit: type=1400 audit(73.340:70): avc: denied { mount } for pid=3096 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 73.630778][ T3099] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 73.639861][ T29] audit: type=1400 audit(73.550:71): avc: denied { relabelto } for pid=3099 comm="mkswap" name="swap-file" dev="vda" ino=809 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 73.640268][ T29] audit: type=1400 audit(73.550:72): avc: denied { write } for pid=3099 comm="mkswap" path="/swap-file" dev="vda" ino=809 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" Setting up swapspace version 1, size = 127995904 bytes [ 73.675223][ T29] audit: type=1400 audit(73.590:73): avc: denied { read } for pid=3096 comm="syz-executor" name="swap-file" dev="vda" ino=809 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 81.859076][ T3096] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 84.356475][ T29] kauditd_printk_skb: 1 callbacks suppressed [ 84.357030][ T29] audit: type=1400 audit(84.270:75): avc: denied { execmem } for pid=3100 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 84.437828][ T29] audit: type=1400 audit(84.350:76): avc: denied { read } for pid=3102 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 84.443117][ T29] audit: type=1400 audit(84.360:77): avc: denied { open } for pid=3102 comm="syz-executor" path="net:[4026531833]" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 84.449781][ T29] audit: type=1400 audit(84.360:78): avc: denied { mounton } for pid=3102 comm="syz-executor" path="/" dev="vda" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 84.632558][ T29] audit: type=1400 audit(84.550:79): avc: denied { mount } for pid=3103 comm="syz-executor" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 84.638750][ T29] audit: type=1400 audit(84.550:80): avc: denied { mounton } for pid=3103 comm="syz-executor" path="/syzkaller.qixGwd/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 84.644609][ T29] audit: type=1400 audit(84.560:81): avc: denied { mount } for pid=3103 comm="syz-executor" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 84.656374][ T29] audit: type=1400 audit(84.570:82): avc: denied { mounton } for pid=3103 comm="syz-executor" path="/syzkaller.qixGwd/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1 [ 84.661695][ T29] audit: type=1400 audit(84.580:83): avc: denied { mounton } for pid=3103 comm="syz-executor" path="/syzkaller.qixGwd/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=965 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 84.672991][ T29] audit: type=1400 audit(84.590:84): avc: denied { unmount } for pid=3103 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 89.387671][ T29] kauditd_printk_skb: 19 callbacks suppressed [ 89.391944][ T29] audit: type=1400 audit(89.300:104): avc: denied { create } for pid=3288 comm="syz.1.131" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=icmp_socket permissive=1 [ 89.426307][ T29] audit: type=1400 audit(89.340:105): avc: denied { create } for pid=3289 comm="syz.1.132" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=llc_socket permissive=1 [ 389.419988][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 389.421705][ C1] rcu: (detected by 1, t=30002 jiffies, g=5437, q=32 ncpus=2) [ 389.422101][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 30002 (8935--21067), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 389.422661][ C1] rcu: rcu_preempt kthread starved for 30002 jiffies! g5437 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 389.423099][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 389.423511][ C1] rcu: RCU grace-period kthread stack dump: [ 389.423962][ C1] task:rcu_preempt state:R running task stack:0 pid:15 tgid:15 ppid:2 task_flags:0x208040 flags:0x00000000 [ 389.425007][ C1] Call trace: [ 389.425528][ C1] [<81a7c8e4>] (__schedule) from [<81a7db90>] (schedule+0x2c/0x130) [ 389.426539][ C1] r10:00000001 r9:828efccc r8:828efcd8 r7:83213000 r6:83213000 r5:82804d80 [ 389.426763][ C1] r4:83213000 [ 389.426929][ C1] [<81a7db64>] (schedule) from [<81a86308>] (schedule_timeout+0x8c/0x114) [ 389.427230][ C1] r5:82804d80 r4:ffffadb6 [ 389.427363][ C1] [<81a8627c>] (schedule_timeout) from [<803038f4>] (rcu_gp_fqs_loop+0x150/0x4cc) [ 389.427601][ C1] r6:82804d80 r5:828efb00 r4:00000000 [ 389.427734][ C1] [<803037a4>] (rcu_gp_fqs_loop) from [<803085a0>] (rcu_gp_kthread+0xec/0x18c) [ 389.427996][ C1] r10:df855f4c r9:82804d80 r8:828efb00 r7:828efcda r6:828efccc r5:828efcd8 [ 389.428191][ C1] r4:83213000 [ 389.428282][ C1] [<803084b4>] (rcu_gp_kthread) from [<8027f49c>] (kthread+0x12c/0x280) [ 389.428564][ C1] r7:830bf080 [ 389.428838][ C1] [<8027f370>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 389.429300][ C1] Exception stack(0xdf855fb0 to 0xdf855ff8) [ 389.429677][ C1] 5fa0: 00000000 00000000 00000000 00000000 [ 389.430089][ C1] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 389.430471][ C1] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 389.430853][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f370 [ 389.431221][ C1] r4:830b7c00 [ 389.431600][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 389.432326][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT [ 389.432923][ C1] Hardware name: ARM-Versatile Express [ 389.433254][ C1] PC is at _raw_spin_lock+0x40/0x58 [ 389.433555][ C1] LR is at _raw_spin_lock+0x18/0x58 [ 389.433839][ C1] pc : [<81a8769c>] lr : [<81a87674>] psr: 80000113 [ 389.434155][ C1] sp : df805d68 ip : df805d68 fp : df805d7c [ 389.434447][ C1] r10: 81c05430 r9 : 8440b440 r8 : 83ff2a88 [ 389.434736][ C1] r7 : 8440b568 r6 : 00000001 r5 : 00000001 r4 : 8440b568 [ 389.435081][ C1] r3 : 000039b3 r2 : 000039b4 r1 : 00000000 r0 : 00000001 [ 389.435501][ C1] Flags: Nzcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 389.435876][ C1] Control: 30c5387d Table: 84f22200 DAC: 00000000 [ 389.436198][ C1] Call trace: frame pointer underflow [ 389.436518][ C1] [<81a8765c>] (_raw_spin_lock) from [<809c0e70>] (gpio_mmio_set+0x44/0x80) [ 389.436914][ C1] r5:00000001 r4:8440b440 [ 389.437130][ C1] [<809c0e2c>] (gpio_mmio_set) from [<809b17fc>] (gpiochip_set+0x1c/0x44) [ 389.437528][ C1] r7:00000001 r6:00000000 r5:00000000 r4:838b1c00 [ 389.437798][ C1] [<809b17e0>] (gpiochip_set) from [<809b4014>] (gpiod_set_raw_value_commit+0x78/0x218) [ 389.438209][ C1] [<809b3f9c>] (gpiod_set_raw_value_commit) from [<809b58b4>] (gpiod_set_value_nocheck+0x44/0x58) [ 389.438673][ C1] r10:81c05430 r9:df805ebc r8:00000102 r7:ffffadb7 r6:00000007 r5:00000001 [ 389.439034][ C1] r4:838b1c00 [ 389.439231][ C1] [<809b5870>] (gpiod_set_value_nocheck) from [<809b5904>] (gpiod_set_value+0x3c/0x88) [ 389.439616][ C1] [<809b58c8>] (gpiod_set_value) from [<809c5f6c>] (gpio_led_set+0x5c/0x60) [ 389.440008][ C1] r5:832fd844 r4:832fd844 [ 389.440224][ C1] [<809c5f10>] (gpio_led_set) from [<809c3818>] (led_set_brightness_nosleep+0x38/0x44) [ 389.440647][ C1] r5:832fd844 r4:838c6c8c [ 389.440860][ C1] [<809c37e0>] (led_set_brightness_nosleep) from [<809c6868>] (led_heartbeat_function+0x84/0x144) [ 389.441284][ C1] [<809c67e4>] (led_heartbeat_function) from [<803267d8>] (call_timer_fn+0x30/0x220) [ 389.441749][ C1] r7:ffffadb7 r6:809c67e4 r5:838c6c8c r4:83216000 [ 389.442036][ C1] [<803267a8>] (call_timer_fn) from [<80326c8c>] (__run_timers+0x2c4/0x3f8) [ 389.442443][ C1] r9:df805ebc r8:ffffadb7 r7:00000000 r6:809c67e4 r5:dddd9f00 r4:838c6c8c [ 389.442786][ C1] [<803269c8>] (__run_timers) from [<80326e28>] (run_timer_base+0x68/0x78) [ 389.443214][ C1] r10:83216000 r9:82804d80 r8:00000102 r7:00000001 r6:00000082 r5:00000002 [ 389.443592][ C1] r4:dddd9f00 [ 389.443768][ C1] [<80326dc0>] (run_timer_base) from [<80326e54>] (run_timer_softirq+0x1c/0x34) [ 389.444148][ C1] r4:82804084 [ 389.444336][ C1] [<80326e38>] (run_timer_softirq) from [<8025af68>] (handle_softirqs+0x140/0x458) [ 389.444746][ C1] [<8025ae28>] (handle_softirqs) from [<8025b3dc>] (__irq_exit_rcu+0x110/0x1d0) [ 389.445152][ C1] r10:00000000 r9:83216000 r8:00000000 r7:df865e08 r6:82440c98 r5:8247bebc [ 389.445621][ C1] r4:83216000 [ 389.445812][ C1] [<8025b2cc>] (__irq_exit_rcu) from [<8025b754>] (irq_exit+0x10/0x18) [ 389.446190][ C1] r5:8247bebc r4:826c2a9c [ 389.446403][ C1] [<8025b744>] (irq_exit) from [<81a79118>] (generic_handle_arch_irq+0x7c/0x80) [ 389.446803][ C1] [<81a7909c>] (generic_handle_arch_irq) from [<81a49200>] (call_with_stack+0x1c/0x20) [ 389.447368][ C1] r9:83216000 r8:83ff2a88 r7:df865e3c r6:ffffffff r5:60000013 r4:809c1670 [ 389.447705][ C1] [<81a491e4>] (call_with_stack) from [<80200bec>] (__irq_svc+0x8c/0xbc) [ 389.448186][ C1] Exception stack(0xdf865e08 to 0xdf865e50) [ 389.448469][ C1] 5e00: e02a7008 0000000c 000039b3 00000000 e02a7008 0000000c [ 389.448826][ C1] 5e20: 00000001 8440b568 83ff2a88 8440b440 00000000 df865e6c df865e58 df865e58 [ 389.449174][ C1] 5e40: 809c166c 809c1670 60000013 ffffffff [ 389.450460][ C1] [<809c1650>] (gpio_mmio_write32) from [<809c0e90>] (gpio_mmio_set+0x64/0x80) [ 389.452811][ C1] r5:00000008 r4:8440b440 [ 389.454037][ C1] [<809c0e2c>] (gpio_mmio_set) from [<809b17fc>] (gpiochip_set+0x1c/0x44) [ 389.455419][ C1] r7:00000001 r6:00000000 r5:00000003 r4:838b1c3c [ 389.455778][ C1] [<809b17e0>] (gpiochip_set) from [<809b4014>] (gpiod_set_raw_value_commit+0x78/0x218) [ 389.456180][ C1] [<809b3f9c>] (gpiod_set_raw_value_commit) from [<809b58b4>] (gpiod_set_value_nocheck+0x44/0x58) [ 389.456640][ C1] r10:00000000 r9:00000000 r8:00000001 r7:ddde24c0 r6:833fa798 r5:00000001 [ 389.456965][ C1] r4:838b1c3c [ 389.457181][ C1] [<809b5870>] (gpiod_set_value_nocheck) from [<809b5904>] (gpiod_set_value+0x3c/0x88) [ 389.457615][ C1] [<809b58c8>] (gpiod_set_value) from [<809c5f6c>] (gpio_led_set+0x5c/0x60) [ 389.457971][ C1] r5:000000ff r4:832fdb14 [ 389.458160][ C1] [<809c5f10>] (gpio_led_set) from [<809c38a8>] (led_set_brightness+0x84/0x90) [ 389.458509][ C1] r5:000000ff r4:832fdb14 [ 389.458688][ C1] [<809c3824>] (led_set_brightness) from [<809c5414>] (led_trigger_event+0x40/0x58) [ 389.459052][ C1] r5:000000ff r4:832fdb14 [ 389.459231][ C1] [<809c53d4>] (led_trigger_event) from [<809c6a70>] (ledtrig_cpu+0xac/0xf4) [ 389.459562][ C1] r7:ddde24c0 r6:00000002 r5:82b15bd8 r4:000001fd [ 389.459838][ C1] [<809c69c4>] (ledtrig_cpu) from [<80227758>] (arch_cpu_idle_exit+0x14/0x18) [ 389.460245][ C1] r9:00000000 r8:00000001 r7:8280c710 r6:83216000 r5:8280c6d0 r4:00000001 [ 389.460591][ C1] [<80227744>] (arch_cpu_idle_exit) from [<802b13cc>] (do_idle+0x5c/0x2d8) [ 389.460981][ C1] [<802b1370>] (do_idle) from [<802b1978>] (cpu_startup_entry+0x30/0x34) [ 389.461397][ C1] r10:00000000 r9:414fc0f0 r8:80003000 r7:82a7b4a4 r6:83216000 r5:00000001 [ 389.461757][ C1] r4:00000092 [ 389.461939][ C1] [<802b1948>] (cpu_startup_entry) from [<8022f04c>] (secondary_start_kernel+0x128/0x180) [ 389.462472][ C1] [<8022ef24>] (secondary_start_kernel) from [<80220094>] (__enable_mmu+0x0/0xc) [ 389.462897][ C1] r7:82a7b4a4 r6:30c0387d r5:00000000 r4:830b7b80