[....] Starting enhanced syslogd: rsyslogd[ 15.634245] audit: type=1400 audit(1520048066.874:4): avc: denied { syslog } for pid=3652 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.53' (ECDSA) to the list of known hosts. net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 syzkaller login: [ 27.501055] IPVS: Creating netns size=2536 id=1 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: Operation not supported [ 27.532398] IPVS: Creating netns size=2536 id=2 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 27.565189] IPVS: Creating netns size=2536 id=3 RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.accept_dad = 0 RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.router_solicitations = 0 [ 27.597456] IPVS: Creating netns size=2536 id=4 RTNETLINK answers: Operation not supported RTNETLINK answers: File exists RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: Operation not supported [ 27.630931] IPVS: Creating netns size=2536 id=5 RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.accept_dad = 0 RTNETLINK answers: File exists net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: Operation not supported [ 27.672009] IPVS: Creating netns size=2536 id=6 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.accept_dad = 0 RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.router_solicitations = 0 [ 27.709580] IPVS: Creating netns size=2536 id=7 RTNETLINK answers: File exists RTNETLINK answers: File exists net.ipv6.conf.syz_tun.accept_dad = 0 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: File exists net.ipv6.conf.syz_tun.router_solicitations = 0 [ 27.752520] IPVS: Creating netns size=2536 id=8 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Cannot find device "bridge0" RTNETLINK answers: Operation not supported RTNETLINK answers: File exists RTNETLINK answers: File exists RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Cannot find device "bridge0" RTNETLINK answers: File exists RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Cannot find device "bridge0" RTNETLINK answers: Operation not supported RTNETLINK answers: File exists RTNETLINK answers: Operation not supported Cannot find device "bridge0" RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: File exists Cannot find device "vcan0" RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Cannot find device "vcan0" RTNETLINK answers: Operation not supported Cannot find device "bridge0" Cannot find device "bridge0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" RTNETLINK answers: File exists Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "vcan0" RTNETLINK answers: File exists RTNETLINK answers: File exists Cannot find device "bridge0" RTNETLINK answers: File exists Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "bridge0" RTNETLINK answers: Operation not supported RTNETLINK answers: File exists Cannot find device "bridge0" Cannot find device "vcan0" RTNETLINK answers: File exists RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "bridge0" Cannot find device "vcan0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "bridge0" Cannot find device "vcan0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "bridge0" RTNETLINK answers: Operation not supported Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "gretap0" RTNETLINK answers: Operation not supported Cannot find device "bridge0" RTNETLINK answers: Operation not supported Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "gretap0" Cannot find device "bridge0" Cannot find device "bridge0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "gretap0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "gretap0" Cannot find device "bridge0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "bridge0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "vcan0" Cannot find device "gretap0" Cannot find device "ip_vti0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "vcan0" RTNETLINK answers: Operation not supported Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "vcan0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "vcan0" RTNETLINK answers: Operation not supported Cannot find device "gre0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "ip_vti0" RTNETLINK answers: Operation not supported Cannot find device "ip6_vti0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gre0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gre0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "gretap0" Cannot find device "ip6_vti0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "ip6tnl0" Cannot find device "gre0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "gre0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6gre0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "gretap0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6_vti0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "erspan0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip6_vti0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "erspan0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "ip6tnl0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "veth0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "veth0" Cannot find device "bond0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "veth0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "veth0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "veth1" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "veth1" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "veth0" Cannot find device "veth0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "veth0" Cannot find device "veth1" Cannot find device "erspan0" Cannot find device "veth0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "veth0" Cannot find device "veth1" executing program Cannot find device "ip6gretap0" Cannot find device "veth0" executing program Cannot find device "veth0" executing program executing program Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "veth0" Cannot find device "veth0" Cannot find device "veth0" executing program executing program executing program Cannot find device "bond0" executing program Cannot find device "erspan0" Cannot find device "bond0" executing program executing program Cannot find device "erspan0" Cannot find device "veth1" Cannot find device "veth0" executing program Cannot find device "veth1" Cannot find device "bond0" executing program executing program Cannot find device "erspan0" Cannot find device "bond0" Cannot find device "veth1" Cannot find device "bond0" executing program executing program Cannot find device "veth0" executing program executing program Cannot find device "erspan0" Cannot find device "veth1" executing program Cannot find device "bond0" Cannot find device "veth1" executing program Cannot find device "veth0" Cannot find device "veth1" executing program Cannot find device "bond0" executing program Cannot find device "veth0" executing program executing program Cannot find device "bond0" Cannot find device "veth1" executing program executing program Cannot find device "veth1" executing program executing program Cannot find device "veth1" executing program Cannot find device "veth0" executing program Cannot find device "bond0" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "bond0" executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth1" Cannot find device "veth0" executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "bond0" executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "bond0" executing program executing program executing program executing program executing program Cannot find device "veth0" executing program executing program executing program executing program executing program executing program Cannot find device "veth1" executing program Cannot find device "veth0" executing program executing program Cannot find device "veth0" executing program executing program executing program executing program executing program executing program executing program Cannot find device "bond0" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth0" executing program Cannot find device "veth0" executing program executing program executing program executing program Cannot find device "veth0" executing program executing program Cannot find device "veth0" executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth0" Cannot find device "veth0" executing program Cannot find device "veth1" executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth0" executing program Cannot find device "veth0" Cannot find device "veth1" Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth0" executing program executing program Cannot find device "veth1" Cannot find device "veth1" executing program executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program Cannot find device "veth1" executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 30.221594] kasan: CONFIG_KASAN_INLINE enabled [ 30.226219] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 30.236238] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 30.242466] Dumping ftrace buffer: [ 30.245987] (ftrace buffer empty) [ 30.249668] Modules linked in: [ 30.252950] CPU: 1 PID: 5959 Comm: syzkaller883471 Not tainted 4.9.85-gf673852 #48 [ 30.260625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 30.269954] task: ffff8801d06a3000 task.stack: ffff8801bd928000 [ 30.275983] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 30.284219] RSP: 0018:ffff8801bd92fab0 EFLAGS: 00010a07 [ 30.289638] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82668efb [ 30.296878] RDX: 1bd5a9d5a0000003 RSI: 0000000000000000 RDI: dead4ead0000001c [ 30.304132] RBP: ffff8801bd92fac0 R08: 0000000000000000 R09: ffffed003a871ae9 [ 30.311375] R10: 0000000000000005 R11: ffffed003a871ae8 R12: 0000000000000004 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 30.318619] R13: 0000000000000020 R14: ffff8801c07fc200 R15: dffffc0000000000 [ 30.325868] FS: 00007fd5683fb700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 30.334075] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.339928] CR2: 00007fd5683fae78 CR3: 00000001b9c40000 CR4: 0000000000160670 [ 30.347172] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.354414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 30.361654] Stack: [ 30.363773] 0000000000000001 ffff8801c07fc358 ffff8801bd92fb20 ffffffff82668f21 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 30.371748] ffff8801c07fc370 ffffed00380ff86b ffffed00380ff86e ffff8801c07fc368 [ 30.379715] dead4ead00000000 ffff8801c07fc340 0000000000000000 0000000000000000 [ 30.387679] Call Trace: [ 30.390242] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 30.396706] [] sg_finish_rem_req+0x2b5/0x340 [ 30.402745] [] sg_read+0xa16/0x1440 [ 30.407993] [] ? sg_proc_seq_show_debug+0xd90/0xd90 [ 30.414633] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 30.421618] [] ? sg_proc_seq_show_debug+0xd90/0xd90 [ 30.428257] [] __vfs_read+0x103/0x670 [ 30.433683] [] ? default_llseek+0x290/0x290 [ 30.439623] [] ? fsnotify+0x86/0xf30 [ 30.444959] [] ? fsnotify+0xf30/0xf30 [ 30.450383] [] ? avc_policy_seqno+0x9/0x20 [ 30.456240] [] ? selinux_file_permission+0x82/0x460 [ 30.462879] [] ? security_file_permission+0x89/0x1e0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 30.469605] [] ? rw_verify_area+0xe5/0x2b0 [ 30.475461] [] vfs_read+0x11e/0x380 [ 30.480714] [] SyS_read+0xd9/0x1b0 [ 30.485879] [] ? vfs_copy_file_range+0x740/0x740 [ 30.492255] [] ? do_syscall_64+0x48/0x490 [ 30.498026] [] ? vfs_copy_file_range+0x740/0x740 [ 30.504407] [] do_syscall_64+0x1a4/0x490 [ 30.510101] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 30.516995] Code: e9 27 fc ff ff 0f 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 55 48 89 e5 53 48 89 fb 48 83 c7 1c 48 89 fa 48 83 ec 08 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 3d [ 30.543620] RIP [] __free_pages+0x21/0x80 [ 30.549531] RSP [ 30.554919] ---[ end trace e66bfd3dbe19e8a0 ]--- [ 30.560691] Kernel panic - not syncing: Fatal exception [ 30.566485] Dumping ftrace buffer: [ 30.570001] (ftrace buffer empty) [ 30.573684] Kernel Offset: disabled [ 30.577279] Rebooting in 86400 seconds..