syzkaller
syzkaller login: [ 15.913636][ T28] kauditd_printk_skb: 31 callbacks suppressed
[ 15.913653][ T28] audit: type=1400 audit(1779221064.639:59): avc: denied { transition } for pid=225 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
[ 15.918245][ T28] audit: type=1400 audit(1779221064.639:60): avc: denied { noatsecure } for pid=225 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 15.921989][ T28] audit: type=1400 audit(1779221064.639:61): avc: denied { write } for pid=225 comm="sh" path="pipe:[14384]" dev="pipefs" ino=14384 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
[ 15.925817][ T28] audit: type=1400 audit(1779221064.639:62): avc: denied { rlimitinh } for pid=225 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 15.928774][ T28] audit: type=1400 audit(1779221064.649:63): avc: denied { siginh } for pid=225 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 17.928631][ T232] sshd-session (232) used greatest stack depth: 21536 bytes left
Warning: Permanently added '10.128.1.204' (ED25519) to the list of known hosts.
2026/05/19 20:04:34 parsed 1 programs
[ 25.722855][ T28] audit: type=1400 audit(1779221074.449:64): avc: denied { node_bind } for pid=307 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 25.743545][ T28] audit: type=1400 audit(1779221074.449:65): avc: denied { module_request } for pid=307 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1
[ 26.832645][ T28] audit: type=1400 audit(1779221075.559:66): avc: denied { mounton } for pid=314 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1
[ 26.835682][ T314] cgroup: Unknown subsys name 'net'
[ 26.855419][ T28] audit: type=1400 audit(1779221075.559:67): avc: denied { mount } for pid=314 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
[ 26.882681][ T28] audit: type=1400 audit(1779221075.579:68): avc: denied { unmount } for pid=314 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 26.883181][ T314] cgroup: Unknown subsys name 'devices'
[ 27.034197][ T314] cgroup: Unknown subsys name 'hugetlb'
[ 27.039860][ T314] cgroup: Unknown subsys name 'rlimit'
[ 27.162568][ T28] audit: type=1400 audit(1779221075.889:69): avc: denied { setattr } for pid=314 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 27.185788][ T28] audit: type=1400 audit(1779221075.889:70): avc: denied { create } for pid=314 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 27.206231][ T28] audit: type=1400 audit(1779221075.889:71): avc: denied { write } for pid=314 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 27.226565][ T28] audit: type=1400 audit(1779221075.889:72): avc: denied { read } for pid=314 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 27.238655][ T318] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
Setting up swapspace version 1, size = 127995904 bytes
[ 27.247516][ T28] audit: type=1400 audit(1779221075.889:73): avc: denied { mounton } for pid=314 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
[ 27.310742][ T314] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 28.011242][ T321] request_module fs-gadgetfs succeeded, but still no fs?
[ 28.479821][ T352] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.487798][ T352] bridge0: port 1(bridge_slave_0) entered disabled state
[ 28.495373][ T352] device bridge_slave_0 entered promiscuous mode
[ 28.503303][ T352] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.510340][ T352] bridge0: port 2(bridge_slave_1) entered disabled state
[ 28.517813][ T352] device bridge_slave_1 entered promiscuous mode
[ 28.563193][ T352] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.570269][ T352] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 28.577601][ T352] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.584663][ T352] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 28.607468][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 28.615545][ T344] bridge0: port 1(bridge_slave_0) entered disabled state
[ 28.623629][ T344] bridge0: port 2(bridge_slave_1) entered disabled state
[ 28.633795][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 28.641955][ T344] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.649033][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 28.659672][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 28.668060][ T344] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.675125][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 28.686544][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 28.696038][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 28.710249][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 28.721882][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 28.730031][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 28.737656][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 28.746197][ T352] device veth0_vlan entered promiscuous mode
[ 28.756842][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 28.766130][ T352] device veth1_macvtap entered promiscuous mode
[ 28.775500][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 28.785482][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 28.822059][ T352] syz-executor (352) used greatest stack depth: 21376 bytes left
2026/05/19 20:04:37 executed programs: 0
[ 29.291960][ T384] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.299268][ T384] bridge0: port 1(bridge_slave_0) entered disabled state
[ 29.306728][ T384] device bridge_slave_0 entered promiscuous mode
[ 29.313628][ T384] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.320655][ T384] bridge0: port 2(bridge_slave_1) entered disabled state
[ 29.328221][ T384] device bridge_slave_1 entered promiscuous mode
[ 29.379192][ T384] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.386367][ T384] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 29.393666][ T384] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.400707][ T384] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 29.426156][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 29.434056][ T336] bridge0: port 1(bridge_slave_0) entered disabled state
[ 29.441309][ T336] bridge0: port 2(bridge_slave_1) entered disabled state
[ 29.451873][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 29.460624][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 29.469545][ T336] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.476632][ T336] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 29.485147][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 29.493549][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 29.501676][ T336] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.508763][ T336] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 29.523987][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 29.532120][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 29.540327][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 29.548647][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 29.562716][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 29.571116][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 29.584240][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 29.592615][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 29.600731][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 29.608707][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 29.617305][ T384] device veth0_vlan entered promiscuous mode
[ 29.627380][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 29.635631][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 29.645088][ T384] device veth1_macvtap entered promiscuous mode
[ 29.654500][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 29.662623][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 29.670885][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 29.680672][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 29.689266][ T336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 29.715652][ T384] ------------[ cut here ]------------
[ 29.721141][ T384] WARNING: CPU: 0 PID: 384 at fs/inode.c:335 drop_nlink+0xc5/0x110
[ 29.729116][ T384] Modules linked in:
[ 29.733084][ T384] CPU: 0 PID: 384 Comm: syz-executor Not tainted syzkaller #0
[ 29.740538][ T384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 29.750667][ T384] RIP: 0010:drop_nlink+0xc5/0x110
[ 29.755733][ T384] Code: 1b 48 8d bb b8 04 00 00 be 08 00 00 00 e8 d3 ab f0 ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 6b 0c ab ff <0f> 0b eb 86 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e ff ff ff 4c
[ 29.775459][ T384] RSP: 0018:ffffc90000987c38 EFLAGS: 00010293
[ 29.781545][ T384] RAX: ffffffff81c66b05 RBX: ffff88812f98d730 RCX: ffff888113eb6540
[ 29.789570][ T384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 29.797582][ T384] RBP: ffffc90000987c60 R08: 0000000000000003 R09: 0000000000000004
[ 29.805601][ T384] R10: dffffc0000000000 R11: fffff52000130f78 R12: dffffc0000000000
[ 29.813733][ T384] R13: 1ffff11025f31aef R14: ffff88812f98d778 R15: 0000000000000000
[ 29.821706][ T384] FS: 000055558c021500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[ 29.830728][ T384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 29.837351][ T384] CR2: 00007ffdebf05ed0 CR3: 0000000121516000 CR4: 00000000003506b0
[ 29.845433][ T384] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 29.853466][ T384] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 29.861439][ T384] Call Trace:
[ 29.864754][ T384]
[ 29.867696][ T384] shmem_rmdir+0x5b/0x90
[ 29.871946][ T384] vfs_rmdir+0x393/0x500
[ 29.876274][ T384] incfs_kill_sb+0x105/0x220
[ 29.880895][ T384] deactivate_locked_super+0xb5/0x120
[ 29.886323][ T384] deactivate_super+0xaf/0xe0
[ 29.891026][ T384] cleanup_mnt+0x474/0x500
[ 29.895541][ T384] __cleanup_mnt+0x19/0x20
[ 29.899987][ T384] task_work_run+0x1e1/0x250
[ 29.904645][ T384] ? __cfi_task_work_run+0x10/0x10
[ 29.909782][ T384] ? __x64_sys_umount+0x12d/0x170
[ 29.914901][ T384] ? __cfi___x64_sys_umount+0x10/0x10
[ 29.920310][ T384] exit_to_user_mode_loop+0x9b/0xb0
[ 29.925640][ T384] exit_to_user_mode_prepare+0x87/0xd0
[ 29.931129][ T384] syscall_exit_to_user_mode+0x1a/0x30
[ 29.936665][ T384] do_syscall_64+0x58/0xa0
[ 29.941133][ T384] ? clear_bhb_loop+0x30/0x80
[ 29.945874][ T384] ? clear_bhb_loop+0x30/0x80
[ 29.950577][ T384] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 29.956523][ T384] RIP: 0033:0x7fb4f659e097
[ 29.960951][ T384] Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
[ 29.980611][ T384] RSP: 002b:00007ffdebf06528 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 29.989093][ T384] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb4f659e097
[ 29.997108][ T384] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdebf065e0
[ 30.005128][ T384] RBP: 00007ffdebf065e0 R08: 00007ffdebf075e0 R09: 00000000ffffffff
[ 30.013138][ T384] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdebf07670
[ 30.021140][ T384] R13: 00007fb4f66321ca R14: 0000000000007403 R15: 00007ffdebf076b0
[ 30.029175][ T384]
[ 30.032253][ T384] ---[ end trace 0000000000000000 ]---
[ 30.037801][ T384] ==================================================================
[ 30.045886][ T384] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60
[ 30.052182][ T384] Write of size 4 at addr 0000000000000170 by task syz-executor/384
[ 30.060168][ T384]
[ 30.062490][ T384] CPU: 1 PID: 384 Comm: syz-executor Tainted: G W syzkaller #0
[ 30.071416][ T384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 30.081477][ T384] Call Trace:
[ 30.084757][ T384]
[ 30.087683][ T384] __dump_stack+0x21/0x24
[ 30.092013][ T384] dump_stack_lvl+0x110/0x170
[ 30.096687][ T384] ? __cfi_dump_stack_lvl+0x8/0x8
[ 30.101709][ T384] ? __cfi_call_rcu+0x10/0x10
[ 30.106388][ T384] ? ihold+0x20/0x60
[ 30.110316][ T384] ? ihold+0x20/0x60
[ 30.114200][ T384] print_report+0x3d/0x60
[ 30.118520][ T384] kasan_report+0x122/0x150
[ 30.123018][ T384] ? ihold+0x20/0x60
[ 30.126911][ T384] kasan_check_range+0x249/0x2a0
[ 30.131849][ T384] __kasan_check_write+0x14/0x20
[ 30.136783][ T384] ihold+0x20/0x60
[ 30.140508][ T384] vfs_rmdir+0x25f/0x500
[ 30.144755][ T384] incfs_kill_sb+0x105/0x220
[ 30.149366][ T384] deactivate_locked_super+0xb5/0x120
[ 30.154744][ T384] deactivate_super+0xaf/0xe0
[ 30.159418][ T384] cleanup_mnt+0x474/0x500
[ 30.163829][ T384] __cleanup_mnt+0x19/0x20
[ 30.168242][ T384] task_work_run+0x1e1/0x250
[ 30.172830][ T384] ? __cfi_task_work_run+0x10/0x10
[ 30.177941][ T384] ? __x64_sys_umount+0x12d/0x170
[ 30.182967][ T384] ? __cfi___x64_sys_umount+0x10/0x10
[ 30.188341][ T384] exit_to_user_mode_loop+0x9b/0xb0
[ 30.193542][ T384] exit_to_user_mode_prepare+0x87/0xd0
[ 30.198999][ T384] syscall_exit_to_user_mode+0x1a/0x30
[ 30.204461][ T384] do_syscall_64+0x58/0xa0
[ 30.208872][ T384] ? clear_bhb_loop+0x30/0x80
[ 30.213548][ T384] ? clear_bhb_loop+0x30/0x80
[ 30.218227][ T384] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 30.224118][ T384] RIP: 0033:0x7fb4f659e097
[ 30.228527][ T384] Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
[ 30.248126][ T384] RSP: 002b:00007ffdebf06528 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 30.256535][ T384] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb4f659e097
[ 30.264498][ T384] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdebf065e0
[ 30.272461][ T384] RBP: 00007ffdebf065e0 R08: 00007ffdebf075e0 R09: 00000000ffffffff
[ 30.280426][ T384] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdebf07670
[ 30.288401][ T384] R13: 00007fb4f66321ca R14: 0000000000007403 R15: 00007ffdebf076b0
[ 30.296380][ T384]
[ 30.299411][ T384] ==================================================================
[ 30.309847][ T384] Disabling lock debugging due to kernel taint
[ 30.316463][ T384] BUG: kernel NULL pointer dereference, address: 0000000000000170
[ 30.324283][ T384] #PF: supervisor write access in kernel mode
[ 30.330366][ T384] #PF: error_code(0x0002) - not-present page
[ 30.336388][ T384] PGD 108df1067 P4D 108df1067 PUD 0
[ 30.341704][ T384] Oops: 0002 [#1] PREEMPT SMP KASAN
[ 30.346909][ T384] CPU: 1 PID: 384 Comm: syz-executor Tainted: G B W syzkaller #0
[ 30.355843][ T384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 30.365890][ T384] RIP: 0010:ihold+0x26/0x60
[ 30.370395][ T384] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 d1 03 ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 10 a3 f0 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 c1
[ 30.389995][ T384] RSP: 0018:ffffc90000987c78 EFLAGS: 00010246
[ 30.396063][ T384] RAX: ffff888113eb6500 RBX: 0000000000000000 RCX: ffff888113eb6540
[ 30.404033][ T384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 30.412011][ T384] RBP: ffffc90000987c88 R08: ffffffff87b757e7 R09: 1ffffffff0f6eafc
[ 30.419984][ T384] R10: dffffc0000000000 R11: fffffbfff0f6eafd R12: ffff88812f98d73c
[ 30.427966][ T384] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[ 30.435939][ T384] FS: 000055558c021500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[ 30.444865][ T384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.451443][ T384] CR2: 0000000000000170 CR3: 0000000121516000 CR4: 00000000003506a0
[ 30.459411][ T384] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 30.467380][ T384] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 30.475349][ T384] Call Trace:
[ 30.478630][ T384]
[ 30.481554][ T384] vfs_rmdir+0x25f/0x500
[ 30.485799][ T384] incfs_kill_sb+0x105/0x220
[ 30.490389][ T384] deactivate_locked_super+0xb5/0x120
[ 30.495766][ T384] deactivate_super+0xaf/0xe0
[ 30.500441][ T384] cleanup_mnt+0x474/0x500
[ 30.504856][ T384] __cleanup_mnt+0x19/0x20
[ 30.509266][ T384] task_work_run+0x1e1/0x250
[ 30.513872][ T384] ? __cfi_task_work_run+0x10/0x10
[ 30.518983][ T384] ? __x64_sys_umount+0x12d/0x170
[ 30.524117][ T384] ? __cfi___x64_sys_umount+0x10/0x10
[ 30.529495][ T384] exit_to_user_mode_loop+0x9b/0xb0
[ 30.534692][ T384] exit_to_user_mode_prepare+0x87/0xd0
[ 30.540151][ T384] syscall_exit_to_user_mode+0x1a/0x30
[ 30.545612][ T384] do_syscall_64+0x58/0xa0
[ 30.550024][ T384] ? clear_bhb_loop+0x30/0x80
[ 30.554701][ T384] ? clear_bhb_loop+0x30/0x80
[ 30.559380][ T384] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 30.565375][ T384] RIP: 0033:0x7fb4f659e097
[ 30.569782][ T384] Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
[ 30.589410][ T384] RSP: 002b:00007ffdebf06528 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 30.597823][ T384] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb4f659e097
[ 30.605792][ T384] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdebf065e0
[ 30.613761][ T384] RBP: 00007ffdebf065e0 R08: 00007ffdebf075e0 R09: 00000000ffffffff
[ 30.621727][ T384] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdebf07670
[ 30.629695][ T384] R13: 00007fb4f66321ca R14: 0000000000007403 R15: 00007ffdebf076b0
[ 30.637666][ T384]
[ 30.640682][ T384] Modules linked in:
[ 30.644578][ T384] CR2: 0000000000000170
[ 30.648722][ T384] ---[ end trace 0000000000000000 ]---
[ 30.654167][ T384] RIP: 0010:ihold+0x26/0x60
[ 30.658670][ T384] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 d1 03 ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 10 a3 f0 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 c1
[ 30.678279][ T384] RSP: 0018:ffffc90000987c78 EFLAGS: 00010246
[ 30.684372][ T384] RAX: ffff888113eb6500 RBX: 0000000000000000 RCX: ffff888113eb6540
[ 30.692345][ T384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 30.700346][ T384] RBP: ffffc90000987c88 R08: ffffffff87b757e7 R09: 1ffffffff0f6eafc
[ 30.708312][ T384] R10: dffffc0000000000 R11: fffffbfff0f6eafd R12: ffff88812f98d73c
[ 30.716280][ T384] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[ 30.724254][ T384] FS: 000055558c021500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[ 30.733186][ T384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.739774][ T384] CR2: 0000000000000170 CR3: 0000000121516000 CR4: 00000000003506a0
[ 30.747753][ T384] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 30.755723][ T384] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 30.763693][ T384] Kernel panic - not syncing: Fatal exception
[ 30.769879][ T384] Kernel Offset: disabled
[ 30.774200][ T384] Rebooting in 86400 seconds..