[....] Starting enhanced syslogd: rsyslogd[ 10.999608] audit: type=1400 audit(1514872331.291:4): avc: denied { syslog } for pid=3174 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 periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] 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 '10.128.15.204' (ECDSA) to the list of known hosts. 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 25.132259] kasan: CONFIG_KASAN_INLINE enabled [ 25.132996] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 25.134013] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 25.134609] kasan: CONFIG_KASAN_INLINE enabled [ 25.134610] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 25.136484] Dumping ftrace buffer: [ 25.137011] (ftrace buffer empty) [ 25.137554] Modules linked in: [ 25.138021] CPU: 1 PID: 3337 Comm: syzkaller507239 Not tainted 4.9.73-gf3f3457 #11 [ 25.139027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.140262] task: ffff8801ca109800 task.stack: ffff8801c8040000 [ 25.141084] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 25.142212] RSP: 0018:ffff8801c8047940 EFLAGS: 00010a07 [ 25.142930] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82664f9b [ 25.143892] RDX: 1bd5a9d5a0000003 RSI: 0000000000000001 RDI: dead4ead0000001c [ 25.144843] RBP: ffff8801c8047950 R08: 0000000000000001 R09: 0000000000000000 [ 25.145825] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000004 [ 25.146776] R13: 0000000000000020 R14: ffff8801ba3a4200 R15: dffffc0000000000 [ 25.147747] FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:0000000009a1b840 [ 25.148826] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 25.149625] CR2: 0000000020a77fc0 CR3: 00000001c95f0000 CR4: 00000000001406e0 [ 25.150578] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.151565] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.153381] Stack: [ 25.155494] ffff8801ca109800 ffff8801ba3a4358 ffff8801c80479b0 ffffffff82664fc1 [ 25.163442] ffff8801ba3a4370 ffffed003747486b ffffed003747486e ffff8801ba3a4368 [ 25.171386] dead4ead00000000 ffff8801ba3a4340 0000000000000000 0000000000000000 [ 25.179349] Call Trace: [ 25.181904] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 25.188375] [] sg_finish_rem_req+0x2b5/0x340 [ 25.194399] [] sg_new_read.isra.20+0x39/0x3e0 [ 25.200508] [] ? sg_get_rq_mark+0x142/0x190 [ 25.206443] [] sg_read+0x8bd/0x1440 [ 25.211683] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.218312] [] ? fsnotify+0xf30/0xf30 [ 25.223727] [] ? avc_policy_seqno+0x9/0x20 [ 25.229575] [] do_loop_readv_writev.part.17+0x141/0x1e0 [ 25.236551] [] ? security_file_permission+0x89/0x1e0 [ 25.243269] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.249899] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.256530] [] compat_do_readv_writev+0x522/0x760 [ 25.262987] [] ? do_pwritev+0x1a0/0x1a0 [ 25.268577] [] ? _raw_spin_unlock+0x2c/0x50 [ 25.274514] [] ? __pmd_alloc+0x410/0x410 [ 25.280206] [] compat_readv+0xe3/0x150 [ 25.285731] [] do_compat_readv+0xf4/0x1d0 [ 25.291496] [] ? compat_readv+0x150/0x150 [ 25.297260] [] compat_SyS_readv+0x26/0x30 [ 25.303024] [] ? SyS_pwritev2+0x80/0x80 [ 25.308610] [] do_fast_syscall_32+0x2f7/0x890 [ 25.314717] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.321350] [] entry_SYSENTER_compat+0x51/0x60 [ 25.327557] 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 [ 25.353875] RIP [] __free_pages+0x21/0x80 [ 25.359750] RSP [ 25.363353] general protection fault: 0000 [#2] PREEMPT SMP KASAN [ 25.365567] kasan: CONFIG_KASAN_INLINE enabled [ 25.365568] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 25.381517] Dumping ftrace buffer: [ 25.385031] (ftrace buffer empty) [ 25.388710] Modules linked in: [ 25.391982] CPU: 0 PID: 3334 Comm: syzkaller507239 Tainted: G D 4.9.73-gf3f3457 #11 [ 25.400866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.410196] task: ffff8801c90d6000 task.stack: ffff8801c91f0000 [ 25.416217] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 25.424451] RSP: 0018:ffff8801c91f7940 EFLAGS: 00010a07 [ 25.429866] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82664f9b [ 25.437101] RDX: 1bd5a9d5a0000003 RSI: 0000000000000001 RDI: dead4ead0000001c [ 25.444344] RBP: ffff8801c91f7950 R08: 0000000000000001 R09: 0000000000000000 [ 25.451590] R10: 0000000000000000 R11: ffff8801c90d6000 R12: 0000000000000004 [ 25.458838] R13: 0000000000000020 R14: ffff8801c6b3a100 R15: dffffc0000000000 [ 25.466086] FS: 0000000000000000(0000) GS:ffff8801db200000(0063) knlGS:0000000009a1b840 [ 25.474277] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 25.480123] CR2: 0000000020a77fc0 CR3: 00000001c8aab000 CR4: 00000000001406f0 [ 25.487361] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.494595] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.501830] Stack: [ 25.503944] ffff8801c90d6000 ffff8801c6b3a258 ffff8801c91f79b0 ffffffff82664fc1 [ 25.511901] ffff8801c6b3a270 ffffed0038d6744b ffffed0038d6744e ffff8801c6b3a268 [ 25.519853] dead4ead00000000 ffff8801c6b3a240 0000000000000000 0000000000000000 [ 25.527801] Call Trace: [ 25.530356] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 25.536824] [] sg_finish_rem_req+0x2b5/0x340 [ 25.542847] [] sg_new_read.isra.20+0x39/0x3e0 [ 25.548957] [] ? sg_get_rq_mark+0x142/0x190 [ 25.554890] [] sg_read+0x8bd/0x1440 [ 25.560149] [] ? kasan_unpoison_shadow+0x35/0x50 [ 25.566538] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.573180] [] ? fsnotify+0xf30/0xf30 [ 25.578602] [] ? avc_policy_seqno+0x9/0x20 [ 25.584454] [] do_loop_readv_writev.part.17+0x141/0x1e0 [ 25.591446] [] ? security_file_permission+0x89/0x1e0 [ 25.598165] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.604795] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.611426] [] compat_do_readv_writev+0x522/0x760 [ 25.617882] [] ? do_pwritev+0x1a0/0x1a0 [ 25.623476] [] ? _raw_spin_unlock+0x2c/0x50 [ 25.629414] [] ? __pmd_alloc+0x410/0x410 [ 25.635090] [] ? fsnotify+0x86/0xf30 [ 25.640419] [] ? fsnotify+0xf30/0xf30 [ 25.645836] [] compat_readv+0xe3/0x150 [ 25.651338] [] do_compat_readv+0xf4/0x1d0 [ 25.657102] [] ? compat_readv+0x150/0x150 [ 25.662866] [] compat_SyS_readv+0x26/0x30 [ 25.668629] [] ? SyS_pwritev2+0x80/0x80 [ 25.674219] [] do_fast_syscall_32+0x2f7/0x890 executing program executing program [ 25.680328] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.686963] [] entry_SYSENTER_compat+0x51/0x60 [ 25.693157] 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 [ 25.719630] RIP [] __free_pages+0x21/0x80 [ 25.725511] RSP [ 25.729114] general protection fault: 0000 [#3] PREEMPT SMP KASAN [ 25.731991] kasan: CONFIG_KASAN_INLINE enabled [ 25.731993] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 25.747207] Dumping ftrace buffer: [ 25.750726] (ftrace buffer empty) [ 25.754404] Modules linked in: [ 25.757686] CPU: 1 PID: 3338 Comm: syzkaller507239 Tainted: G D 4.9.73-gf3f3457 #11 [ 25.766574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.775896] task: ffff8801ca10e000 task.stack: ffff8801c8000000 [ 25.781918] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 25.790148] RSP: 0018:ffff8801c8007940 EFLAGS: 00010a07 [ 25.795561] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82664f9b [ 25.802800] RDX: 1bd5a9d5a0000003 RSI: 0000000000000001 RDI: dead4ead0000001c [ 25.810037] RBP: ffff8801c8007950 R08: 0000000000000001 R09: 0000000000000000 [ 25.817273] R10: 0000000000000000 R11: ffff8801ca10e000 R12: 0000000000000004 [ 25.824512] R13: 0000000000000020 R14: ffff8801c6ada100 R15: dffffc0000000000 [ 25.831752] FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:0000000009a1b840 [ 25.839945] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 25.845794] CR2: 0000000020a77fc0 CR3: 00000001c99ef000 CR4: 00000000001406e0 [ 25.853043] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.860282] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.867518] Stack: [ 25.869632] ffff8801ca10e000 ffff8801c6ada258 ffff8801c80079b0 ffffffff82664fc1 [ 25.877590] ffff8801c6ada270 ffffed0038d5b44b ffffed0038d5b44e ffff8801c6ada268 [ 25.885547] dead4ead00000000 ffff8801c6ada240 0000000000000000 0000000000000000 [ 25.893500] Call Trace: [ 25.896058] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 25.902515] [] sg_finish_rem_req+0x2b5/0x340 [ 25.908554] [] sg_new_read.isra.20+0x39/0x3e0 [ 25.914677] [] ? sg_get_rq_mark+0x142/0x190 [ 25.920614] [] sg_read+0x8bd/0x1440 [ 25.925863] [] ? kasan_unpoison_shadow+0x35/0x50 [ 25.932236] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.938868] [] ? fsnotify+0xf30/0xf30 [ 25.944290] [] ? avc_policy_seqno+0x9/0x20 [ 25.950141] [] do_loop_readv_writev.part.17+0x141/0x1e0 [ 25.957131] [] ? security_file_permission+0x89/0x1e0 [ 25.963859] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.970493] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 25.977127] [] compat_do_readv_writev+0x522/0x760 [ 25.983586] [] ? do_pwritev+0x1a0/0x1a0 [ 25.989180] [] ? _raw_spin_unlock+0x2c/0x50 [ 25.995119] [] ? __pmd_alloc+0x410/0x410 [ 26.000797] [] ? fsnotify+0x86/0xf30 [ 26.006135] [] ? fsnotify+0xf30/0xf30 [ 26.011552] [] compat_readv+0xe3/0x150 [ 26.017055] [] do_compat_readv+0xf4/0x1d0 [ 26.022820] [] ? compat_readv+0x150/0x150 [ 26.028586] [] compat_SyS_readv+0x26/0x30 [ 26.034351] [] ? SyS_pwritev2+0x80/0x80 [ 26.039943] [] do_fast_syscall_32+0x2f7/0x890 [ 26.046052] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 26.052688] [] entry_SYSENTER_compat+0x51/0x60 [ 26.058891] 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 [ 26.086190] RIP [] __free_pages+0x21/0x80 [ 26.092084] RSP [ 26.095689] general protection fault: 0000 [#4] PREEMPT SMP KASAN [ 26.101916] Dumping ftrace buffer: [ 26.103341] kasan: CONFIG_KASAN_INLINE enabled [ 26.103343] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 26.117319] (ftrace buffer empty) [ 26.120997] Modules linked in: [ 26.124272] CPU: 0 PID: 3331 Comm: syzkaller507239 Tainted: G D 4.9.73-gf3f3457 #11 [ 26.133158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.142479] task: ffff8801ca323000 task.stack: ffff8801c8098000 [ 26.148498] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 26.156728] RSP: 0018:ffff8801c809f940 EFLAGS: 00010a07 [ 26.162142] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82664f9b [ 26.169387] RDX: 1bd5a9d5a0000003 RSI: 0000000000000001 RDI: dead4ead0000001c [ 26.176636] RBP: ffff8801c809f950 R08: 0000000000000001 R09: 0000000000000000 [ 26.183875] R10: 0000000000000000 R11: ffff8801ca323000 R12: 0000000000000004 [ 26.191114] R13: 0000000000000020 R14: ffff8801c6b3c200 R15: dffffc0000000000 [ 26.198353] FS: 0000000000000000(0000) GS:ffff8801db200000(0063) knlGS:0000000009a1b840 [ 26.206556] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 26.212406] CR2: 0000000020a77fc0 CR3: 00000001c8947000 CR4: 00000000001406f0 [ 26.219647] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.226893] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.234854] Stack: [ 26.236971] ffff8801ca323000 ffff8801c6b3c358 ffff8801c809f9b0 ffffffff82664fc1 [ 26.244932] ffff8801c6b3c370 ffffed0038d6786b ffffed0038d6786e ffff8801c6b3c368 [ 26.252892] dead4ead00000000 ffff8801c6b3c340 0000000000000000 0000000000000000 [ 26.260861] Call Trace: [ 26.263421] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 26.269890] [] sg_finish_rem_req+0x2b5/0x340 [ 26.275917] [] sg_new_read.isra.20+0x39/0x3e0 [ 26.282029] [] ? sg_get_rq_mark+0x142/0x190 [ 26.287964] [] sg_read+0x8bd/0x1440 [ 26.293212] [] ? kasan_unpoison_shadow+0x35/0x50 [ 26.299583] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 26.306216] [] ? fsnotify+0xf30/0xf30 [ 26.311634] [] ? avc_policy_seqno+0x9/0x20 [ 26.317487] [] do_loop_readv_writev.part.17+0x141/0x1e0 [ 26.324467] [] ? security_file_permission+0x89/0x1e0 [ 26.331186] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 26.337817] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 26.344449] [] compat_do_readv_writev+0x522/0x760 [ 26.350909] [] ? do_pwritev+0x1a0/0x1a0 [ 26.356502] [] ? _raw_spin_unlock+0x2c/0x50 [ 26.362440] [] ? __pmd_alloc+0x410/0x410 [ 26.368115] [] ? fsnotify+0x86/0xf30 [ 26.373444] [] ? fsnotify+0xf30/0xf30 [ 26.378862] [] compat_readv+0xe3/0x150 [ 26.384364] [] do_compat_readv+0xf4/0x1d0 [ 26.390132] [] ? compat_readv+0x150/0x150 [ 26.395901] [] compat_SyS_readv+0x26/0x30 [ 26.401666] [] ? SyS_pwritev2+0x80/0x80 [ 26.407257] [] do_fast_syscall_32+0x2f7/0x890 [ 26.413369] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 26.420010] [] entry_SYSENTER_compat+0x51/0x60 executing program [ 26.426205] 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 [ 26.452645] RIP [] __free_pages+0x21/0x80 [ 26.458524] RSP [ 26.462125] general protection fault: 0000 [#5] PREEMPT SMP KASAN [ 26.464157] kasan: CONFIG_KASAN_INLINE enabled [ 26.464159] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 26.480213] Dumping ftrace buffer: [ 26.483719] (ftrace buffer empty) [ 26.487396] Modules linked in: [ 26.490675] CPU: 1 PID: 3333 Comm: syzkaller507239 Tainted: G D 4.9.73-gf3f3457 #11 [ 26.499560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.508882] task: ffff8801ca321800 task.stack: ffff8801c80c0000 [ 26.514902] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 26.523132] RSP: 0018:ffff8801c80c7940 EFLAGS: 00010a07 [ 26.528545] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82664f9b [ 26.535784] RDX: 1bd5a9d5a0000003 RSI: 0000000000000001 RDI: dead4ead0000001c [ 26.543022] RBP: ffff8801c80c7950 R08: 0000000000000001 R09: 0000000000000000 [ 26.550258] R10: 0000000000000000 R11: ffff8801ca321800 R12: 0000000000000004 [ 26.557496] R13: 0000000000000020 R14: ffff8801c6adc200 R15: dffffc0000000000 [ 26.564736] FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:0000000009a1b840 [ 26.572930] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 26.578781] CR2: 0000000020a77fc0 CR3: 00000001c8b04000 CR4: 00000000001406e0 [ 26.586021] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.593258] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.600495] Stack: [ 26.602612] ffff8801ca321800 ffff8801c6adc358 ffff8801c80c79b0 ffffffff82664fc1 [ 26.610570] ffff8801c6adc370 ffffed0038d5b86b ffffed0038d5b86e ffff8801c6adc368 [ 26.618525] dead4ead00000000 ffff8801c6adc340 0000000000000000 0000000000000000 [ 26.626480] Call Trace: [ 26.629038] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 26.635497] [] sg_finish_rem_req+0x2b5/0x340 [ 26.641533] [] sg_new_read.isra.20+0x39/0x3e0 [ 26.647645] [] ? sg_get_rq_mark+0x142/0x190 [ 26.653584] [] sg_read+0x8bd/0x1440 [ 26.658831] [] ? kasan_unpoison_shadow+0x35/0x50 [ 26.665204] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 26.671838] [] ? fsnotify+0xf30/0xf30 [ 26.677255] [] ? avc_policy_seqno+0x9/0x20 [ 26.683108] [] do_loop_readv_writev.part.17+0x141/0x1e0 [ 26.690089] [] ? security_file_permission+0x89/0x1e0 [ 26.696808] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 26.703440] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 26.710074] [] compat_do_readv_writev+0x522/0x760 [ 26.716535] [] ? do_pwritev+0x1a0/0x1a0 [ 26.722129] [] ? _raw_spin_unlock+0x2c/0x50 [ 26.728068] [] ? __pmd_alloc+0x410/0x410 [ 26.733746] [] ? fsnotify+0x86/0xf30 [ 26.739077] [] ? fsnotify+0xf30/0xf30 [ 26.744503] [] compat_readv+0xe3/0x150 [ 26.750008] [] do_compat_readv+0xf4/0x1d0 [ 26.755773] [] ? compat_readv+0x150/0x150 [ 26.761537] [] compat_SyS_readv+0x26/0x30 [ 26.767301] [] ? SyS_pwritev2+0x80/0x80 [ 26.772891] [] do_fast_syscall_32+0x2f7/0x890 [ 26.779014] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 26.785648] [] entry_SYSENTER_compat+0x51/0x60 [ 26.791843] 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 [ 26.818343] RIP [] __free_pages+0x21/0x80 [ 26.824223] RSP [ 26.827832] general protection fault: 0000 [#6] PREEMPT SMP KASAN [ 26.834053] Dumping ftrace buffer: [ 26.835766] kasan: CONFIG_KASAN_INLINE enabled [ 26.835768] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 26.849431] (ftrace buffer empty) [ 26.853109] Modules linked in: [ 26.856383] CPU: 0 PID: 3336 Comm: syzkaller507239 Tainted: G D 4.9.73-gf3f3457 #11 [ 26.865290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.874614] task: ffff8801ca10b000 task.stack: ffff8801c8068000 [ 26.880634] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 26.888864] RSP: 0018:ffff8801c806f940 EFLAGS: 00010a07 [ 26.894278] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82664f9b [ 26.901514] RDX: 1bd5a9d5a0000003 RSI: 0000000000000001 RDI: dead4ead0000001c [ 26.908752] RBP: ffff8801c806f950 R08: 0000000000000001 R09: 0000000000000000 [ 26.915989] R10: 0000000000000000 R11: ffff8801ca10b000 R12: 0000000000000004 [ 26.923227] R13: 0000000000000020 R14: ffff8801c6b48000 R15: dffffc0000000000 [ 26.930476] FS: 0000000000000000(0000) GS:ffff8801db200000(0063) knlGS:0000000009a1b840 [ 26.938670] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 26.944528] CR2: 0000000020a77fc0 CR3: 00000001cb774000 CR4: 00000000001406f0 [ 26.951767] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.959005] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.966240] Stack: [ 26.968356] ffff8801ca10b000 ffff8801c6b48158 ffff8801c806f9b0 ffffffff82664fc1 [ 26.976328] ffff8801c6b48170 ffffed0038d6902b ffffed0038d6902e ffff8801c6b48168 [ 26.984282] dead4ead00000000 ffff8801c6b48140 0000000000000000 0000000000000000 [ 26.992238] Call Trace: [ 26.994793] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 27.001251] [] sg_finish_rem_req+0x2b5/0x340 [ 27.007277] [] sg_new_read.isra.20+0x39/0x3e0 [ 27.013397] [] ? sg_get_rq_mark+0x142/0x190 [ 27.019334] [] sg_read+0x8bd/0x1440 [ 27.024579] [] ? kasan_unpoison_shadow+0x35/0x50 [ 27.030952] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.037585] [] ? fsnotify+0xf30/0xf30 [ 27.043003] [] ? avc_policy_seqno+0x9/0x20 [ 27.048859] [] do_loop_readv_writev.part.17+0x141/0x1e0 [ 27.055838] [] ? security_file_permission+0x89/0x1e0 [ 27.062556] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.069187] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.075820] [] compat_do_readv_writev+0x522/0x760 [ 27.082278] [] ? do_pwritev+0x1a0/0x1a0 [ 27.087872] [] ? _raw_spin_unlock+0x2c/0x50 [ 27.093810] [] ? __pmd_alloc+0x410/0x410 [ 27.099487] [] ? fsnotify+0x86/0xf30 [ 27.104815] [] ? fsnotify+0xf30/0xf30 [ 27.110231] [] compat_readv+0xe3/0x150 [ 27.115735] [] do_compat_readv+0xf4/0x1d0 [ 27.121499] [] ? compat_readv+0x150/0x150 [ 27.127275] [] compat_SyS_readv+0x26/0x30 [ 27.133041] [] ? SyS_pwritev2+0x80/0x80 [ 27.138630] [] do_fast_syscall_32+0x2f7/0x890 [ 27.144746] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 27.151379] [] entry_SYSENTER_compat+0x51/0x60 [ 27.157573] 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 [ 27.184024] RIP [] __free_pages+0x21/0x80 [ 27.189902] RSP [ 27.193503] general protection fault: 0000 [#7] PREEMPT SMP KASAN [ 27.195971] kasan: CONFIG_KASAN_INLINE enabled [ 27.195973] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 27.211589] Dumping ftrace buffer: [ 27.215094] (ftrace buffer empty) [ 27.218773] Modules linked in: [ 27.222053] CPU: 1 PID: 3335 Comm: syzkaller507239 Tainted: G D 4.9.73-gf3f3457 #11 [ 27.230939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.240269] task: ffff8801ca10c800 task.stack: ffff8801c8088000 [ 27.246292] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 27.254520] RSP: 0018:ffff8801c808f940 EFLAGS: 00010a07 [ 27.259936] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82664f9b [ 27.267173] RDX: 1bd5a9d5a0000003 RSI: 0000000000000001 RDI: dead4ead0000001c [ 27.274411] RBP: ffff8801c808f950 R08: 0000000000000001 R09: 0000000000000000 [ 27.281649] R10: 0000000000000000 R11: ffff8801ca10c800 R12: 0000000000000004 [ 27.288888] R13: 0000000000000020 R14: ffff8801c6af0000 R15: dffffc0000000000 [ 27.296127] FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:0000000009a1b840 [ 27.304323] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 27.310170] CR2: 0000000020a77fc0 CR3: 00000001c8943000 CR4: 00000000001406e0 [ 27.317409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.324648] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.331882] Stack: [ 27.334001] ffff8801ca10c800 ffff8801c6af0158 ffff8801c808f9b0 ffffffff82664fc1 [ 27.341961] ffff8801c6af0170 ffffed0038d5e02b ffffed0038d5e02e ffff8801c6af0168 [ 27.349921] dead4ead00000000 ffff8801c6af0140 0000000000000000 0000000000000000 [ 27.357883] Call Trace: [ 27.360439] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 27.366896] [] sg_finish_rem_req+0x2b5/0x340 [ 27.372921] [] sg_new_read.isra.20+0x39/0x3e0 [ 27.379033] [] ? sg_get_rq_mark+0x142/0x190 [ 27.384972] [] sg_read+0x8bd/0x1440 [ 27.390217] [] ? kasan_unpoison_shadow+0x35/0x50 [ 27.396599] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.403232] [] ? fsnotify+0xf30/0xf30 [ 27.408653] [] ? avc_policy_seqno+0x9/0x20 [ 27.414507] [] do_loop_readv_writev.part.17+0x141/0x1e0 [ 27.421489] [] ? security_file_permission+0x89/0x1e0 [ 27.428208] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.434840] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.441481] [] compat_do_readv_writev+0x522/0x760 [ 27.447941] [] ? do_pwritev+0x1a0/0x1a0 [ 27.453532] [] ? _raw_spin_unlock+0x2c/0x50 [ 27.459473] [] ? __pmd_alloc+0x410/0x410 [ 27.465150] [] ? fsnotify+0x86/0xf30 [ 27.470481] [] ? fsnotify+0xf30/0xf30 [ 27.475900] [] compat_readv+0xe3/0x150 [ 27.481405] [] do_compat_readv+0xf4/0x1d0 [ 27.487171] [] ? compat_readv+0x150/0x150 [ 27.492937] [] compat_SyS_readv+0x26/0x30 [ 27.498702] [] ? SyS_pwritev2+0x80/0x80 [ 27.504293] [] do_fast_syscall_32+0x2f7/0x890 [ 27.510403] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 27.517035] [] entry_SYSENTER_compat+0x51/0x60 [ 27.523228] 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 [ 27.549726] RIP [] __free_pages+0x21/0x80 [ 27.555606] RSP [ 27.559216] general protection fault: 0000 [#8] PREEMPT SMP KASAN [ 27.564971] ---[ end trace ef496208d5be9bd1 ]--- [ 27.564976] Kernel panic - not syncing: Fatal exception [ 27.575486] Dumping ftrace buffer: [ 27.578996] (ftrace buffer empty) [ 27.582678] Modules linked in: [ 27.585962] CPU: 0 PID: 3332 Comm: syzkaller507239 Tainted: G D 4.9.73-gf3f3457 #11 [ 27.594850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.604176] task: ffff8801ca326000 task.stack: ffff8801c8050000 [ 27.610202] RIP: 0010:[] [] __free_pages+0x21/0x80 [ 27.618449] RSP: 0018:ffff8801c8057940 EFLAGS: 00010a07 [ 27.623864] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff82664f9b [ 27.631107] RDX: 1bd5a9d5a0000003 RSI: 0000000000000001 RDI: dead4ead0000001c [ 27.638357] RBP: ffff8801c8057950 R08: 0000000000000001 R09: 0000000000000000 [ 27.645598] R10: 0000000000000000 R11: ffff8801ca326000 R12: 0000000000000004 [ 27.652841] R13: 0000000000000020 R14: ffff8801c6b4a100 R15: dffffc0000000000 [ 27.660083] FS: 0000000000000000(0000) GS:ffff8801db200000(0063) knlGS:0000000009a1b840 [ 27.668278] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 27.674130] CR2: 0000000020a77fc0 CR3: 00000001c9bfd000 CR4: 00000000001406f0 [ 27.681371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.688615] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.695857] Stack: [ 27.697976] ffff8801ca326000 ffff8801c6b4a258 ffff8801c80579b0 ffffffff82664fc1 [ 27.705962] ffff8801c6b4a270 ffffed0038d6944b ffffed0038d6944e ffff8801c6b4a268 [ 27.713929] dead4ead00000000 ffff8801c6b4a240 0000000000000000 0000000000000000 [ 27.721900] Call Trace: [ 27.724461] [] sg_remove_scat.isra.19+0x1c1/0x2d0 [ 27.730923] [] sg_finish_rem_req+0x2b5/0x340 [ 27.736951] [] sg_new_read.isra.20+0x39/0x3e0 [ 27.743065] [] ? sg_get_rq_mark+0x142/0x190 [ 27.749005] [] sg_read+0x8bd/0x1440 [ 27.754254] [] ? kasan_unpoison_shadow+0x35/0x50 [ 27.760633] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.767269] [] ? fsnotify+0xf30/0xf30 [ 27.772692] [] ? avc_policy_seqno+0x9/0x20 [ 27.778549] [] do_loop_readv_writev.part.17+0x141/0x1e0 [ 27.785529] [] ? security_file_permission+0x89/0x1e0 [ 27.792250] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.798888] [] ? sg_proc_seq_show_debug+0xd10/0xd10 [ 27.805525] [] compat_do_readv_writev+0x522/0x760 [ 27.811988] [] ? do_pwritev+0x1a0/0x1a0 [ 27.817583] [] ? _raw_spin_unlock+0x2c/0x50 [ 27.823528] [] ? __pmd_alloc+0x410/0x410 [ 27.829208] [] ? fsnotify+0x86/0xf30 [ 27.834540] [] ? fsnotify+0xf30/0xf30 [ 27.839969] [] compat_readv+0xe3/0x150 [ 27.845477] [] do_compat_readv+0xf4/0x1d0 [ 27.851246] [] ? compat_readv+0x150/0x150 [ 27.857023] [] compat_SyS_readv+0x26/0x30 [ 27.862790] [] ? SyS_pwritev2+0x80/0x80 [ 27.868384] [] do_fast_syscall_32+0x2f7/0x890 [ 27.874496] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 27.881131] [] entry_SYSENTER_compat+0x51/0x60 [ 27.887328] 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 [ 27.913943] RIP [] __free_pages+0x21/0x80 [ 27.919836] RSP [ 27.923890] Dumping ftrace buffer: [ 27.927408] (ftrace buffer empty) [ 27.931083] Kernel Offset: disabled [ 27.934682] Rebooting in 86400 seconds..