Warning: Permanently added '[localhost]:50299' (ED25519) to the list of known hosts. 1970/01/01 00:08:15 ignoring optional flag "type"="qemu" 1970/01/01 00:08:23 parsed 1 programs [ 504.518695][ T29] audit: type=1400 audit(503.850:78): avc: denied { unlink } for pid=3522 comm="syz-executor" name="swap-file" dev="vda" ino=1874 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 505.420410][ T3522] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 1970/01/01 00:08:24 executed programs: 0 [ 505.992998][ T29] audit: type=1400 audit(505.330:79): avc: denied { mounton } for pid=3528 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 515.530798][ T3528] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 515.603156][ T3528] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 520.086830][ T3528] hsr_slave_0: entered promiscuous mode [ 520.098682][ T3528] hsr_slave_1: entered promiscuous mode [ 525.531362][ T3528] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 525.646216][ T3528] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 525.696540][ T3528] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 525.738033][ T3528] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 529.977671][ T3528] 8021q: adding VLAN 0 to HW filter on device bond0 [ 549.022663][ T3528] veth0_vlan: entered promiscuous mode [ 549.189952][ T3528] veth1_vlan: entered promiscuous mode [ 549.523219][ T3528] veth0_macvtap: entered promiscuous mode [ 549.618697][ T3528] veth1_macvtap: entered promiscuous mode [ 550.296253][ T1584] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 550.303036][ T1584] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 550.392239][ T1584] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 550.398033][ T1584] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 552.245755][ T29] audit: type=1400 audit(551.580:80): avc: denied { read write } for pid=3641 comm="syz-executor.0" name="fuse" dev="devtmpfs" ino=92 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 552.320236][ T29] audit: type=1400 audit(551.660:81): avc: denied { open } for pid=3641 comm="syz-executor.0" path="/dev/fuse" dev="devtmpfs" ino=92 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 995.687373][ T32] INFO: task syz-executor.0:3528 blocked for more than 430 seconds. [ 995.688359][ T32] Not tainted syzkaller #0 [ 995.688804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 995.689283][ T32] task:syz-executor.0 state:D stack:0 pid:3528 tgid:3528 ppid:1 task_flags:0x400140 flags:0x00000001 [ 995.690519][ T32] Call trace: [ 995.690986][ T32] __switch_to+0x200/0x500 (T) [ 995.693041][ T32] __schedule+0xcc4/0x3274 [ 995.693185][ T32] schedule+0xcc/0x348 [ 995.693323][ T32] schedule_preempt_disabled+0x18/0x38 [ 995.693458][ T32] __mutex_lock+0x7d8/0x1590 [ 995.693592][ T32] mutex_lock_nested+0x24/0x30 [ 995.693737][ T32] fuse_lock_inode+0xa0/0xe0 [ 995.693893][ T32] fuse_lookup+0x14c/0x390 [ 995.695496][ T32] __lookup_slow+0x1a0/0x318 [ 995.695703][ T32] lookup_slow+0x58/0x88 [ 995.695829][ T32] link_path_walk+0xe84/0x18b4 [ 995.695971][ T32] path_openat+0x17c/0x2654 [ 995.696110][ T32] do_file_open+0x18c/0x37c [ 995.696240][ T32] do_sys_openat2+0xdc/0x184 [ 995.696371][ T32] __arm64_sys_openat+0x130/0x1d0 [ 995.696507][ T32] invoke_syscall+0x70/0x260 [ 995.696643][ T32] el0_svc_common.constprop.0+0xac/0x230 [ 995.696783][ T32] do_el0_svc+0x40/0x58 [ 995.696914][ T32] el0_svc+0x54/0x29c [ 995.697052][ T32] el0t_64_sync_handler+0xa0/0xe4 [ 995.697183][ T32] el0t_64_sync+0x198/0x19c [ 995.697655][ T32] INFO: task syz-executor.0:3646 blocked for more than 430 seconds. [ 995.697763][ T32] Not tainted syzkaller #0 [ 995.697843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 995.697906][ T32] task:syz-executor.0 state:D stack:0 pid:3646 tgid:3641 ppid:3528 task_flags:0x400140 flags:0x00000019 [ 995.698113][ T32] Call trace: [ 995.698190][ T32] __switch_to+0x200/0x500 (T) [ 995.698358][ T32] __schedule+0xcc4/0x3274 [ 995.698494][ T32] schedule+0xcc/0x348 [ 995.698618][ T32] request_wait_answer+0x2e0/0x460 [ 995.698767][ T32] __fuse_simple_request+0x2dc/0xb0c [ 995.698910][ T32] fuse_lookup_name+0x218/0x634 [ 995.699055][ T32] fuse_lookup+0x194/0x390 [ 995.699183][ T32] __lookup_slow+0x1a0/0x318 [ 995.699346][ T32] lookup_slow+0x58/0x88 [ 995.699477][ T32] link_path_walk+0xe84/0x18b4 [ 995.699603][ T32] path_openat+0x17c/0x2654 [ 995.699743][ T32] do_file_open+0x18c/0x37c [ 995.699874][ T32] do_sys_openat2+0xdc/0x184 [ 995.700008][ T32] __arm64_sys_openat+0x130/0x1d0 [ 995.700138][ T32] invoke_syscall+0x70/0x260 [ 995.700265][ T32] el0_svc_common.constprop.0+0xac/0x230 [ 995.700392][ T32] do_el0_svc+0x40/0x58 [ 995.700517][ T32] el0_svc+0x54/0x29c [ 995.700795][ T32] el0t_64_sync_handler+0xa0/0xe4 [ 995.700939][ T32] el0t_64_sync+0x198/0x19c [ 995.702461][ T32] [ 995.702461][ T32] Showing all locks held in the system: [ 995.702772][ T32] 1 lock held by pr/ttyAMA-1/31: [ 995.703117][ T32] 1 lock held by khungtaskd/32: [ 995.703234][ T32] #0: ffff8000877523e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x30/0x198 [ 995.705909][ T32] 1 lock held by klogd/3135: [ 995.706044][ T32] 2 locks held by getty/3271: [ 995.706135][ T32] #0: ffff0000129fc0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 995.706795][ T32] #1: ffff80008db3b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x420/0xee0 [ 995.707353][ T32] 2 locks held by syz-executor.0/3528: [ 995.707442][ T32] #0: ffff0000204bce48 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x48/0x88 [ 995.708024][ T32] #1: ffff0000204bd2f8 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xa0/0xe0 [ 995.708467][ T32] 2 locks held by syz-executor.0/3646: [ 995.708551][ T32] #0: ffff0000204bce48 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x48/0x88 [ 995.709082][ T32] #1: ffff0000204bd2f8 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xa0/0xe0 [ 995.709842][ T32] [ 995.709946][ T32] ============================================= [ 995.709946][ T32] [ 995.711135][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 995.728457][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 995.729085][ T32] Hardware name: linux,dummy-virt (DT) [ 995.729680][ T32] Call trace: [ 995.730135][ T32] show_stack+0x18/0x24 (C) [ 995.731646][ T32] dump_stack_lvl+0x7c/0xb0 [ 995.732791][ T32] dump_stack+0x1c/0x28 [ 995.733897][ T32] vpanic+0x464/0x764 [ 995.735206][ T32] do_panic_on_target_cpu+0x0/0x40 [ 995.735582][ T32] watchdog+0x58c/0xe94 [ 995.736034][ T32] kthread+0x2f0/0x388 [ 995.736419][ T32] ret_from_fork+0x10/0x20 [ 995.737508][ T32] SMP: stopping secondary CPUs [ 995.739087][ T32] Kernel Offset: disabled [ 995.739431][ T32] CPU features: 0x1040000,40068004,00020000,0400421b [ 995.739842][ T32] Memory Limit: none [ 995.741576][ T32] Rebooting in 86400 seconds..