Warning: Permanently added '[localhost]:38345' (ED25519) to the list of known hosts. 1970/01/01 00:07:47 ignoring optional flag "type"="qemu" 1970/01/01 00:07:54 parsed 1 programs [ 476.371517][ T30] audit: type=1400 audit(475.610:78): avc: denied { mount } for pid=3507 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 [ 476.480184][ T30] audit: type=1400 audit(475.720:79): avc: denied { unlink } for pid=3507 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" [ 477.317201][ T3507] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 1970/01/01 00:07:56 executed programs: 0 [ 477.852676][ T30] audit: type=1400 audit(477.100:80): avc: denied { mount } for pid=3512 comm="syz-executor.0" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 486.351033][ T3512] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 486.404053][ T3512] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 490.120890][ T3512] hsr_slave_0: entered promiscuous mode [ 490.126594][ T3512] hsr_slave_1: entered promiscuous mode [ 493.590303][ T3512] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 493.637682][ T3512] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 493.675020][ T3512] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 493.729255][ T3512] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 497.138997][ T3512] 8021q: adding VLAN 0 to HW filter on device bond0 [ 509.297584][ T3512] veth0_vlan: entered promiscuous mode [ 509.446100][ T3512] veth1_vlan: entered promiscuous mode [ 509.832747][ T3512] veth0_macvtap: entered promiscuous mode [ 509.962839][ T3512] veth1_macvtap: entered promiscuous mode [ 510.501477][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 510.504341][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 510.514561][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 510.550756][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 511.640616][ T30] audit: type=1400 audit(510.870:81): avc: denied { read write } for pid=3626 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 [ 511.654353][ T30] audit: type=1400 audit(510.890:82): avc: denied { open } for pid=3626 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 [ 511.741153][ T30] audit: type=1400 audit(510.980:83): avc: denied { mounton } for pid=3626 comm="syz-executor.0" path="/syzkaller-testdir2553290428/syzkaller.436JfQ/0/file0" dev="vda" ino=1882 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 966.991485][ T32] INFO: task syz-executor.0:3512 blocked for more than 430 seconds. [ 967.019739][ T32] Not tainted syzkaller #0 [ 967.020885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 967.021452][ T32] task:syz-executor.0 state:D stack:0 pid:3512 tgid:3512 ppid:1 task_flags:0x400140 flags:0x00000009 ** replaying previous printk message ** [ 967.021452][ T32] task:syz-executor.0 state:D stack:0 pid:3512 tgid:3512 ppid:1 task_flags:0x400140 flags:0x00000009 [ 967.022798][ T32] Call trace: [ 967.023192][ T32] __switch_to+0x208/0x4ec (T) [ 967.024676][ T32] __schedule+0xd58/0x3180 [ 967.024930][ T32] schedule+0xd0/0x344 [ 967.025166][ T32] schedule_preempt_disabled+0x18/0x2c [ 967.025379][ T32] __mutex_lock+0x72c/0xffc [ 967.025594][ T32] mutex_lock_nested+0x24/0x30 [ 967.025798][ T32] fuse_lock_inode+0xa0/0xd8 [ 967.026023][ T32] fuse_lookup+0x148/0x394 [ 967.037103][ T32] __lookup_slow+0x1a0/0x310 [ 967.037328][ T32] walk_component+0x1f0/0x484 [ 967.037438][ T32] link_path_walk+0x404/0xae0 [ 967.037540][ T32] path_openat+0x16c/0x24b4 [ 967.037645][ T32] do_filp_open+0x184/0x360 [ 967.038290][ T32] do_sys_openat2+0xe0/0x160 [ 967.038416][ T32] __arm64_sys_openat+0x12c/0x1bc [ 967.038525][ T32] invoke_syscall+0x6c/0x258 [ 967.038641][ T32] el0_svc_common.constprop.0+0xac/0x230 [ 967.038755][ T32] do_el0_svc+0x40/0x58 [ 967.038865][ T32] el0_svc+0x50/0x1a0 [ 967.038981][ T32] el0t_64_sync_handler+0xa0/0xe4 [ 967.039088][ T32] el0t_64_sync+0x198/0x19c [ 967.039530][ T32] INFO: task syz-executor.0:3631 blocked for more than 430 seconds. [ 967.039633][ T32] Not tainted syzkaller #0 [ 967.039710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 967.039774][ T32] task:syz-executor.0 state:D stack:0 pid:3631 tgid:3626 ppid:3512 task_flags:0x400140 flags:0x00000019 [ 967.039986][ T32] Call trace: [ 967.040053][ T32] __switch_to+0x208/0x4ec (T) [ 967.040182][ T32] __schedule+0xd58/0x3180 [ 967.040294][ T32] schedule+0xd0/0x344 [ 967.040410][ T32] request_wait_answer+0x300/0x4ac [ 967.040515][ T32] __fuse_simple_request+0x1e8/0x97c [ 967.040623][ T32] fuse_lookup_name+0x214/0x630 [ 967.040733][ T32] fuse_lookup+0x190/0x394 [ 967.040876][ T32] __lookup_slow+0x1a0/0x310 [ 967.040992][ T32] walk_component+0x1f0/0x484 [ 967.041102][ T32] link_path_walk+0x404/0xae0 [ 967.041209][ T32] path_openat+0x16c/0x24b4 [ 967.041322][ T32] do_filp_open+0x184/0x360 [ 967.041433][ T32] do_sys_openat2+0xe0/0x160 [ 967.041535][ T32] __arm64_sys_openat+0x12c/0x1bc [ 967.041637][ T32] invoke_syscall+0x6c/0x258 [ 967.041740][ T32] el0_svc_common.constprop.0+0xac/0x230 [ 967.041845][ T32] do_el0_svc+0x40/0x58 [ 967.041944][ T32] el0_svc+0x50/0x1a0 [ 967.042055][ T32] el0t_64_sync_handler+0xa0/0xe4 [ 967.042158][ T32] el0t_64_sync+0x198/0x19c [ 967.042372][ T32] [ 967.042372][ T32] Showing all locks held in the system: [ 967.042656][ T32] 3 locks held by pr/ttyAMA-1/31: [ 967.042960][ T32] 1 lock held by khungtaskd/32: [ 967.043082][ T32] #0: ffff800087320220 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x18/0x1c4 [ 967.044059][ T32] 2 locks held by getty/3259: [ 967.044163][ T32] #0: ffff0000172720a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 967.044665][ T32] #1: ffff80008d5fb2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x3e8/0xdc0 [ 967.045100][ T32] 2 locks held by syz-executor.0/3512: [ 967.045182][ T32] #0: ffff000020148148 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: walk_component+0x1e0/0x484 [ 967.045652][ T32] #1: ffff000020148608 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xa0/0xd8 [ 967.046042][ T32] 2 locks held by syz-executor.0/3631: [ 967.046121][ T32] #0: ffff000020148148 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: walk_component+0x1e0/0x484 [ 967.046586][ T32] #1: ffff000020148608 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xa0/0xd8 [ 967.047079][ T32] [ 967.047160][ T32] ============================================= [ 967.047160][ T32] [ 967.047920][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 967.086289][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 967.087126][ T32] Hardware name: linux,dummy-virt (DT) [ 967.087576][ T32] Call trace: [ 967.089984][ T32] show_stack+0x18/0x24 (C) [ 967.090491][ T32] dump_stack_lvl+0x38/0xf4 [ 967.090835][ T32] dump_stack+0x1c/0x28 [ 967.091186][ T32] vpanic+0x550/0x5e0 [ 967.091530][ T32] nmi_panic+0x0/0x18c [ 967.091836][ T32] watchdog+0x4d8/0xd98 [ 967.092200][ T32] kthread+0x348/0x5fc [ 967.092529][ T32] ret_from_fork+0x10/0x20 [ 967.093462][ T32] SMP: stopping secondary CPUs [ 967.095478][ T32] Kernel Offset: disabled [ 967.095891][ T32] CPU features: 0x041000,02003400,20002000,0400421b [ 967.096343][ T32] Memory Limit: none [ 967.098350][ T32] Rebooting in 86400 seconds..