Warning: Permanently added '10.128.0.103' (ED25519) to the list of known hosts. 2025/04/28 16:55:38 ignoring optional flag "sandboxArg"="0" 2025/04/28 16:55:39 parsed 1 programs [ 22.089581][ T23] audit: type=1400 audit(1745859339.880:66): avc: denied { node_bind } for pid=350 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 22.648273][ T23] audit: type=1400 audit(1745859340.440:67): avc: denied { mounton } for pid=359 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1926 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 22.649700][ T359] cgroup1: Unknown subsys name 'net' [ 22.671012][ T23] audit: type=1400 audit(1745859340.440:68): avc: denied { mount } for pid=359 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 [ 22.676641][ T359] cgroup1: Unknown subsys name 'net_prio' [ 22.704212][ T359] cgroup1: Unknown subsys name 'devices' [ 22.710262][ T23] audit: type=1400 audit(1745859340.500:69): avc: denied { unmount } for pid=359 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 22.845322][ T359] cgroup1: Unknown subsys name 'hugetlb' [ 22.851104][ T359] cgroup1: Unknown subsys name 'rlimit' [ 23.047133][ T23] audit: type=1400 audit(1745859340.840:70): avc: denied { setattr } for pid=359 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=9561 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 23.070347][ T23] audit: type=1400 audit(1745859340.840:71): avc: denied { create } for pid=359 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.091735][ T23] audit: type=1400 audit(1745859340.840:72): avc: denied { write } for pid=359 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.097920][ T363] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 23.112021][ T23] audit: type=1400 audit(1745859340.840:73): avc: denied { read } for pid=359 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.140384][ T23] audit: type=1400 audit(1745859340.840:74): avc: denied { module_request } for pid=359 comm="syz-executor" kmod="netdev-wpan0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 23.162578][ T23] audit: type=1400 audit(1745859340.840:75): avc: denied { mounton } for pid=359 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 [ 23.213168][ T359] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 23.600036][ T366] request_module fs-gadgetfs succeeded, but still no fs? [ 23.904611][ T377] syz-executor (377) used greatest stack depth: 21728 bytes left [ 24.009276][ T392] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.016155][ T392] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.023561][ T392] device bridge_slave_0 entered promiscuous mode [ 24.030118][ T392] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.037260][ T392] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.044537][ T392] device bridge_slave_1 entered promiscuous mode [ 24.076257][ T392] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.083575][ T392] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.090950][ T392] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.097784][ T392] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.115419][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 24.122754][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.130004][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.139218][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.147573][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.154466][ T375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.164478][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.172525][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.179477][ T375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.195558][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 24.211336][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 24.221743][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 24.232686][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 24.245367][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 24.256570][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 24.266212][ T375] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 24.293147][ T392] syz-executor (392) used greatest stack depth: 21440 bytes left 2025/04/28 16:55:42 executed programs: 0 [ 24.687603][ T432] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.694653][ T432] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.701728][ T432] device bridge_slave_0 entered promiscuous mode [ 24.708383][ T432] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.715228][ T432] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.722326][ T432] device bridge_slave_1 entered promiscuous mode [ 24.753000][ T432] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.759826][ T432] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.766948][ T432] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.773739][ T432] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.793682][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 24.801004][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.808251][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.818583][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.826733][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.835055][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.842938][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.851528][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 24.859782][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.867728][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.874568][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.888106][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 24.896006][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 24.904990][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 24.912874][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 24.928894][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 24.937047][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 24.947568][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 24.955638][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 24.973128][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 24.981323][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 24.998003][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 25.006175][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.014750][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 25.022810][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.914109][ T9] device bridge_slave_1 left promiscuous mode [ 25.920056][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.927664][ T9] device bridge_slave_0 left promiscuous mode [ 25.933609][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.097664][ T467] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.104543][ T467] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.111645][ T467] device bridge_slave_0 entered promiscuous mode [ 40.118375][ T467] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.125219][ T467] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.132318][ T467] device bridge_slave_1 entered promiscuous mode [ 40.163608][ T467] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.170437][ T467] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.177590][ T467] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.184347][ T467] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.201530][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.208554][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.215776][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.223083][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.231807][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.239926][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.246870][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.255422][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.263430][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.270244][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.282273][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.291458][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.305062][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.315936][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.327288][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.338718][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.348369][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/04/28 16:55:58 executed programs: 3 [ 40.368088][ T467] ================================================================== [ 40.376075][ T467] BUG: KASAN: use-after-free in __mutex_lock+0xace/0xe30 [ 40.383020][ T467] Read of size 4 at addr ffff8881ea0d4ef8 by task syz-executor/467 [ 40.390817][ T467] [ 40.392987][ T467] CPU: 1 PID: 467 Comm: syz-executor Not tainted 5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0 [ 40.402710][ T467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.412778][ T467] Call Trace: [ 40.415916][ T467] __dump_stack+0x1e/0x20 [ 40.420154][ T467] dump_stack+0x15b/0x1b8 [ 40.424325][ T467] ? vprintk_default+0x28/0x30 [ 40.428925][ T467] ? show_regs_print_info+0x18/0x18 [ 40.433959][ T467] ? printk+0xcc/0x110 [ 40.437860][ T467] ? __mutex_lock+0xace/0xe30 [ 40.442374][ T467] print_address_description+0x8d/0x4c0 [ 40.447759][ T467] ? __mutex_lock+0xace/0xe30 [ 40.452267][ T467] __kasan_report+0xef/0x120 [ 40.456697][ T467] ? __mutex_lock+0xace/0xe30 [ 40.461208][ T467] kasan_report+0x30/0x60 [ 40.465379][ T467] __asan_report_load4_noabort+0x14/0x20 [ 40.470843][ T467] __mutex_lock+0xace/0xe30 [ 40.475187][ T467] ? __kasan_check_write+0x14/0x20 [ 40.480134][ T467] ? kobject_get_unless_zero+0x15e/0x1e0 [ 40.485599][ T467] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 40.492193][ T467] ? mutex_lock+0x8c/0xe0 [ 40.496365][ T467] ? disk_check_events+0x5c0/0x5c0 [ 40.501312][ T467] __mutex_lock_killable_slowpath+0xe/0x10 [ 40.506963][ T467] mutex_lock_killable+0xd3/0xe0 [ 40.511732][ T467] ? __mutex_lock_interruptible_slowpath+0x10/0x10 [ 40.518276][ T467] ? __kasan_check_write+0x14/0x20 [ 40.523187][ T467] ? kobject_get+0xd3/0x120 [ 40.527531][ T467] lo_open+0x1d/0xc0 [ 40.531285][ T467] __blkdev_get+0x610/0x1560 [ 40.535799][ T467] ? blkdev_get+0x380/0x380 [ 40.540140][ T467] ? _raw_spin_lock+0x8e/0xe0 [ 40.544659][ T467] ? _raw_spin_trylock_bh+0x130/0x130 [ 40.549854][ T467] ? __fsnotify_parent+0x310/0x310 [ 40.554799][ T467] blkdev_get+0x68/0x380 [ 40.558888][ T467] ? bd_acquire+0x30a/0x340 [ 40.563225][ T467] blkdev_open+0x1cb/0x2b0 [ 40.567478][ T467] ? block_ioctl+0x100/0x100 [ 40.571910][ T467] do_dentry_open+0x8b5/0x1030 [ 40.576594][ T467] ? finish_open+0xd0/0xd0 [ 40.580943][ T467] ? inode_permission+0xed/0x540 [ 40.585716][ T467] vfs_open+0x73/0x80 [ 40.589536][ T467] path_openat+0x2a5e/0x35c0 [ 40.593965][ T467] ? kmem_cache_alloc+0xe2/0x270 [ 40.598732][ T467] ? getname_flags+0xb9/0x500 [ 40.603251][ T467] ? getname+0x19/0x20 [ 40.607156][ T467] ? do_filp_open+0x3f0/0x3f0 [ 40.611669][ T467] do_filp_open+0x1ae/0x3f0 [ 40.616006][ T467] ? vfs_tmpfile+0x2c0/0x2c0 [ 40.620441][ T467] ? get_unused_fd_flags+0x93/0xa0 [ 40.625383][ T467] do_sys_open+0x2bb/0x5d0 [ 40.629636][ T467] ? file_open_root+0x2b0/0x2b0 [ 40.634335][ T467] ? debug_smp_processor_id+0x1c/0x20 [ 40.639542][ T467] __x64_sys_openat+0xa2/0xb0 [ 40.644055][ T467] do_syscall_64+0xcf/0x170 [ 40.648394][ T467] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 40.654202][ T467] RIP: 0033:0x7f973a429251 [ 40.658454][ T467] Code: 75 57 89 f0 25 00 00 41 00 3d 00 00 41 00 74 49 80 3d fa 72 1f 00 00 74 6d 89 da 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 93 00 00 00 48 8b 54 24 28 64 48 2b 14 25 [ 40.677979][ T467] RSP: 002b:00007ffef52e4700 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 40.686227][ T467] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f973a429251 [ 40.694035][ T467] RDX: 0000000000000002 RSI: 00007ffef52e4810 RDI: 00000000ffffff9c [ 40.701853][ T467] RBP: 00007ffef52e4810 R08: 000000000000000a R09: 00007ffef52e44c7 [ 40.709661][ T467] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 40.717470][ T467] R13: 00007f973a619260 R14: 0000000000000003 R15: 00007ffef52e4810 [ 40.725286][ T467] [ 40.727455][ T467] Allocated by task 440: [ 40.731538][ T467] __kasan_kmalloc+0x162/0x200 [ 40.736137][ T467] kasan_slab_alloc+0x12/0x20 [ 40.740649][ T467] kmem_cache_alloc+0xe2/0x270 [ 40.745251][ T467] dup_task_struct+0x57/0x640 [ 40.749760][ T467] copy_process+0x503/0x2cf0 [ 40.754189][ T467] _do_fork+0x190/0x860 [ 40.758182][ T467] __x64_sys_clone3+0x1de/0x1f0 [ 40.762870][ T467] do_syscall_64+0xcf/0x170 [ 40.767222][ T467] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 40.772934][ T467] [ 40.775104][ T467] Freed by task 10: [ 40.778755][ T467] __kasan_slab_free+0x1c3/0x280 [ 40.783527][ T467] kasan_slab_free+0xe/0x10 [ 40.787867][ T467] slab_free_freelist_hook+0xb7/0x180 [ 40.793077][ T467] kmem_cache_free+0x10c/0x2c0 [ 40.797677][ T467] free_task+0xe9/0x150 [ 40.801669][ T467] __put_task_struct+0x2b7/0x420 [ 40.806445][ T467] delayed_put_task_struct+0x71/0x210 [ 40.811651][ T467] rcu_do_batch+0x446/0x980 [ 40.815991][ T467] rcu_core+0x4bd/0xbd0 [ 40.819981][ T467] rcu_core_si+0x9/0x10 [ 40.823980][ T467] __do_softirq+0x236/0x660 [ 40.828313][ T467] [ 40.830494][ T467] The buggy address belongs to the object at ffff8881ea0d4ec0 [ 40.830494][ T467] which belongs to the cache task_struct of size 3904 [ 40.844464][ T467] The buggy address is located 56 bytes inside of [ 40.844464][ T467] 3904-byte region [ffff8881ea0d4ec0, ffff8881ea0d5e00) [ 40.857580][ T467] The buggy address belongs to the page: [ 40.863070][ T467] page:ffffea0007a83400 refcount:1 mapcount:0 mapping:ffff8881f5cf4f00 index:0x0 compound_mapcount: 0 [ 40.873802][ T467] flags: 0x8000000000010200(slab|head) [ 40.879104][ T467] raw: 8000000000010200 dead000000000100 dead000000000122 ffff8881f5cf4f00 [ 40.887520][ T467] raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000 [ 40.896019][ T467] page dumped because: kasan: bad access detected [ 40.902291][ T467] page_owner tracks the page as allocated [ 40.907825][ T467] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL) [ 40.924156][ T467] prep_new_page+0x35e/0x370 [ 40.928579][ T467] get_page_from_freelist+0x1296/0x1310 [ 40.933960][ T467] __alloc_pages_nodemask+0x202/0x4b0 [ 40.939168][ T467] alloc_slab_page+0x3c/0x3b0 [ 40.943685][ T467] new_slab+0x93/0x420 [ 40.947588][ T467] ___slab_alloc+0x29e/0x420 [ 40.952016][ T467] __slab_alloc+0x63/0xa0 [ 40.956185][ T467] kmem_cache_alloc+0x12c/0x270 [ 40.960954][ T467] dup_task_struct+0x57/0x640 [ 40.965471][ T467] copy_process+0x503/0x2cf0 [ 40.969893][ T467] _do_fork+0x190/0x860 [ 40.973891][ T467] __x64_sys_clone3+0x1de/0x1f0 [ 40.978575][ T467] do_syscall_64+0xcf/0x170 [ 40.983180][ T467] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 40.988900][ T467] page last free stack trace: [ 40.993422][ T467] __free_pages_ok+0x7e4/0x910 [ 40.998017][ T467] __free_pages+0x8c/0x110 [ 41.002274][ T467] __free_slab+0x218/0x2d0 [ 41.006521][ T467] unfreeze_partials+0x165/0x1a0 [ 41.011321][ T467] put_cpu_partial+0xc1/0x180 [ 41.015816][ T467] __slab_free+0x2be/0x380 [ 41.020065][ T467] ___cache_free+0xbb/0xd0 [ 41.024320][ T467] qlink_free+0x23/0x30 [ 41.028308][ T467] qlist_free_all+0x5f/0xb0 [ 41.032650][ T467] quarantine_reduce+0x1a8/0x200 [ 41.037427][ T467] __kasan_kmalloc+0x42/0x200 [ 41.042024][ T467] kasan_slab_alloc+0x12/0x20 [ 41.046541][ T467] __kmalloc+0x106/0x2f0 [ 41.050617][ T467] kvmalloc_node+0x88/0xf0 [ 41.054872][ T467] __nf_hook_entries_try_shrink+0x332/0x730 [ 41.060599][ T467] __nf_unregister_net_hook+0x43a/0x5e0 [ 41.065974][ T467] [ 41.068144][ T467] Memory state around the buggy address: [ 41.073619][ T467] ffff8881ea0d4d80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 41.081519][ T467] ffff8881ea0d4e00: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc [ 41.089415][ T467] >ffff8881ea0d4e80: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 41.097313][ T467] ^ [ 41.105137][ T467] ffff8881ea0d4f00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 41.113025][ T467] ffff8881ea0d4f80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 41.120920][ T467] ================================================================== [ 41.128822][ T467] Disabling lock debugging due to kernel taint