program: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./bus\x00', 0x200000, &(0x7f0000000500), 0xfc, 0x57c, &(0x7f0000000680)="$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") syz_mount_image$exfat(&(0x7f0000000000), &(0x7f0000000380)='\xe9\x1fq\x89Y\x1e\x923aK\x00', 0xa1081a, &(0x7f0000000a00)=ANY=[@ANYBLOB='dmask=00000000000000000002621,utf8,umask=00000000000000000200000,namecase=1,discard,errors=remount-ro,umask=00000000000000000200004,umask=00000000000000000003377,namecase=1,utf8,iocharset=iso8859-4,allow_utime=00000000000000000000011,dmask=01777777777777777777770,errors=remount-ro,uid=', @ANYRESHEX=0x0, @ANYRES64, @ANYRESDEC, @ANYRESOCT, @ANYRES8=0x0, @ANYRES16, @ANYRESOCT, @ANYRES32], 0x21, 0x14fd, &(0x7f0000003f40)="$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") r0 = creat(&(0x7f0000000380)='./bus\x00', 0x0) io_setup(0x202, &(0x7f0000000200)=0x0) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000680)='./bus\x00', 0x0, 0x5000, 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0) pwrite64(r3, &(0x7f0000000140)='2', 0xfdef, 0x8000c61) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x80281, 0x0) ioctl$LOOP_SET_STATUS64(r2, 0x4c04, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x1, 0x2, 0x0, 0x0, 0x19, 0xd, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780800d1cbf7966d61f53dc17769048b0000fd0c000000000000000000000000000000000200000000000000000000000000008000", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]}) io_submit(r1, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x25, 0xe7030003, 0x2, 0x1, 0x0, r0, &(0x7f0000000080)='$', 0x1, 0x1f00, 0x0, 0x0, r2}]) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0) creat(&(0x7f0000000380)='./bus\x00', 0x0) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5080, 0x0) r5 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r5, 0x4c04, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x7, 0x8005, 0x0, 0x0, 0x1e, 0x0, "ef35bf413db93852f7bda4ae6dddfbd1ce5d29c2eeee09e737e60edf110f5bcb7639c2eb4b78c6df701905b9aafab4af000055a3f6a00400", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000c700e6d602000000000000080000000001", [0xa, 0x1]}) writev(r4, &(0x7f0000000f00)=[{&(0x7f0000000080)="0263d067af3a8cb95adad205719e8576b63c24c0d18631b204c82e6a5cf0f3532527e7c97a91f884e339f57e34f30e8e5164bcdddfdd92062d9a3025d2", 0x3d}], 0x1) [ 106.735295][ T5290] Bluetooth: hci0: command tx timeout [ 107.062421][ T5326] loop0: detected capacity change from 0 to 1024 [ 107.237855][ T5326] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 107.349519][ T5326] loop0: detected capacity change from 1024 to 0 [ 107.386981][ T5326] loop0: detected capacity change from 0 to 64 [ 107.426318][ T5326] ================================================================== [ 107.430261][ T5326] BUG: KASAN: out-of-bounds in ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.434153][ T5326] Read of size 18446744073709551600 at addr ffff8880008462b8 by task syz.0.0/5326 [ 107.438634][ T5326] [ 107.440088][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 107.440110][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 107.440119][ T5326] Call Trace: [ 107.440145][ T5326] [ 107.440154][ T5326] dump_stack_lvl+0xe8/0x150 [ 107.440179][ T5326] print_address_description+0x55/0x1e0 [ 107.440197][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.440217][ T5326] print_report+0x58/0x70 [ 107.440230][ T5326] kasan_report+0x117/0x150 [ 107.440251][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.440271][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.440287][ T5326] kasan_check_range+0x264/0x2c0 [ 107.440305][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.440325][ T5326] __asan_memmove+0x29/0x70 [ 107.440339][ T5326] ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.440361][ T5326] ext4_xattr_ibody_set+0x254/0x6a0 [ 107.440379][ T5326] ext4_destroy_inline_data_nolock+0x23a/0x5e0 [ 107.440395][ T5326] ? __pfx_ext4_destroy_inline_data_nolock+0x10/0x10 [ 107.440413][ T5326] ? down_write+0x16d/0x200 [ 107.440508][ T5326] ? ext4_journal_check_start+0x1cf/0x2b0 [ 107.440543][ T5326] ext4_destroy_inline_data+0x83/0xe0 [ 107.440560][ T5326] ext4_do_writepages+0x51e/0x4670 [ 107.440579][ T5326] ? rcu_is_watching+0x15/0xb0 [ 107.440596][ T5326] ? trace_sched_exit_tp+0x3a/0x130 [ 107.440651][ T5326] ? __schedule+0x17ca/0x5680 [ 107.440665][ T5326] ? unwind_get_return_address+0x4d/0x90 [ 107.440683][ T5326] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 107.440708][ T5326] ? stack_trace_save+0xa9/0x100 [ 107.440728][ T5326] ? check_path+0x21/0x40 [ 107.440746][ T5326] ? __pfx_ext4_do_writepages+0x10/0x10 [ 107.440767][ T5326] ? irqentry_exit+0x218/0x730 [ 107.440780][ T5326] ? lockdep_hardirqs_on+0x7a/0x110 [ 107.440794][ T5326] ? irqentry_exit+0x218/0x730 [ 107.440806][ T5326] ? trace_irq_disable+0x3b/0x140 [ 107.440829][ T5326] ? ext4_writepages+0x205/0x3b0 [ 107.440849][ T5326] ext4_writepages+0x241/0x3b0 [ 107.440863][ T5326] ? __lock_acquire+0x146e/0x2cf0 [ 107.440878][ T5326] ? __pfx_ext4_writepages+0x10/0x10 [ 107.440898][ T5326] ? __pfx_ext4_writepages+0x10/0x10 [ 107.440912][ T5326] do_writepages+0x32e/0x550 [ 107.440938][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 107.440959][ T5326] file_write_and_wait_range+0x36e/0x440 [ 107.440975][ T5326] ? __pfx_file_write_and_wait_range+0x10/0x10 [ 107.440988][ T5326] ? __lock_acquire+0x6b5/0x2cf0 [ 107.441011][ T5326] ? do_raw_spin_lock+0x12b/0x2f0 [ 107.441030][ T5326] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 107.441048][ T5326] mmb_fsync_noflush+0x76/0x1c0 [ 107.441068][ T5326] ext4_sync_file+0x437/0xd50 [ 107.441087][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 107.441107][ T5326] ? __pfx_ext4_sync_file+0x10/0x10 [ 107.441135][ T5326] ? ext4_buffered_write_iter+0xd9/0x3a0 [ 107.441153][ T5326] ? sync_lazytime+0x5e/0x4c0 [ 107.441175][ T5326] ext4_buffered_write_iter+0x2ca/0x3a0 [ 107.441195][ T5326] ext4_file_write_iter+0x298/0x1bf0 [ 107.441213][ T5326] ? check_path+0x21/0x40 [ 107.441234][ T5326] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 107.441252][ T5326] ? lockdep_hardirqs_on+0x7a/0x110 [ 107.441265][ T5326] ? irqentry_exit+0x218/0x730 [ 107.441279][ T5326] ? trace_irq_disable+0x3b/0x140 [ 107.441302][ T5326] do_iter_readv_writev+0x619/0x8c0 [ 107.441320][ T5326] ? __pfx_do_iter_readv_writev+0x10/0x10 [ 107.441339][ T5326] vfs_writev+0x33c/0x990 [ 107.441360][ T5326] ? __pfx_vfs_writev+0x10/0x10 [ 107.441381][ T5326] ? __fget_files+0x2a/0x420 [ 107.441395][ T5326] ? __fget_files+0x3a0/0x420 [ 107.441406][ T5326] ? __fget_files+0x2a/0x420 [ 107.441420][ T5326] do_writev+0x154/0x2e0 [ 107.441438][ T5326] ? __pfx_do_writev+0x10/0x10 [ 107.441458][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 107.441471][ T5326] do_syscall_64+0x15f/0xf80 [ 107.441484][ T5326] ? trace_irq_disable+0x3b/0x140 [ 107.441502][ T5326] ? clear_bhb_loop+0x40/0x90 [ 107.441516][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 107.441538][ T5326] RIP: 0033:0x7f423cd9cdd9 [ 107.441553][ T5326] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 107.441566][ T5326] RSP: 002b:00007f423dd1efe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 107.441584][ T5326] RAX: ffffffffffffffda RBX: 00007f423d015fa0 RCX: 00007f423cd9cdd9 [ 107.441594][ T5326] RDX: 0000000000000001 RSI: 0000200000000f00 RDI: 0000000000000008 [ 107.441603][ T5326] RBP: 00007f423ce32d69 R08: 0000000000000000 R09: 0000000000000000 [ 107.441611][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 107.441621][ T5326] R13: 00007f423d016038 R14: 00007f423d015fa0 R15: 00007ffea32966d8 [ 107.441638][ T5326] [ 107.441642][ T5326] [ 107.653335][ T5326] The buggy address belongs to the physical page: [ 107.656246][ T5326] page: refcount:2 mapcount:0 mapping:ffff88801cc25940 index:0x2 pfn:0x846 [ 107.660643][ T5326] memcg:ffff8880361abf00 [ 107.662935][ T5326] aops:def_blk_aops ino:700000 dentry name(?):"" [ 107.665772][ T5326] flags: 0x7ff20000014234(referenced|dirty|lru|workingset|private|reclaim|node=0|zone=0|lastcpupid=0x7ff) [ 107.670824][ T5326] raw: 007ff20000014234 ffffea0000006948 ffff88801c6fd410 ffff88801cc25940 [ 107.675995][ T5326] raw: 0000000000000002 ffff88801f138828 00000002ffffffff ffff8880361abf00 [ 107.679963][ T5326] page dumped because: kasan: bad access detected [ 107.682689][ T5326] page_owner tracks the page as allocated [ 107.685407][ T5326] page last allocated via order 0, migratetype Movable, gfp_mask 0x148c48(GFP_NOFS|__GFP_MOVABLE|__GFP_NOFAIL|__GFP_COMP|__GFP_HARDWALL), pid 5326, tgid 5325 (syz.0.0), ts 107396188849, free_ts 80130588425 [ 107.694940][ T5326] post_alloc_hook+0x231/0x280 [ 107.697211][ T5326] get_page_from_freelist+0x24ba/0x2540 [ 107.699669][ T5326] __alloc_frozen_pages_noprof+0x18d/0x380 [ 107.702472][ T5326] alloc_pages_mpol+0x235/0x490 [ 107.704930][ T5326] alloc_pages_noprof+0xac/0x2a0 [ 107.708339][ T5326] folio_alloc_noprof+0x1e/0x30 [ 107.711151][ T5326] filemap_alloc_folio_noprof+0x111/0x470 [ 107.713924][ T5326] __filemap_get_folio_mpol+0x3fc/0xb00 [ 107.717103][ T5326] bdev_getblk+0x1f6/0x6e0 [ 107.719620][ T5326] __ext4_get_inode_loc+0x528/0xfa0 [ 107.722913][ T5326] ext4_reserve_inode_write+0x18b/0x360 [ 107.725890][ T5326] __ext4_mark_inode_dirty+0x14b/0x710 [ 107.729646][ T5326] ext4_dirty_inode+0xd0/0x110 [ 107.732996][ T5326] __mark_inode_dirty+0x3a4/0x13b0 [ 107.735352][ T5326] file_update_time_flags+0x3ee/0x4a0 [ 107.737559][ T5326] ext4_write_checks+0x2a9/0x480 [ 107.739533][ T5326] page last free pid 5180 tgid 5180 stack trace: [ 107.742220][ T5326] free_unref_folios+0xcec/0x1480 [ 107.744158][ T5326] folios_put_refs+0x9ff/0xb40 [ 107.746035][ T5326] free_pages_and_swap_cache+0x2b9/0x490 [ 107.748261][ T5326] tlb_flush_mmu+0x6d3/0xa30 [ 107.750412][ T5326] tlb_finish_mmu+0xf9/0x230 [ 107.752385][ T5326] exit_mmap+0x498/0x9e0 [ 107.754110][ T5326] __mmput+0x118/0x430 [ 107.755736][ T5326] exit_mm+0x18e/0x250 [ 107.757513][ T5326] do_exit+0x6a2/0x22c0 [ 107.759099][ T5326] do_group_exit+0x21b/0x2d0 [ 107.760882][ T5326] __x64_sys_exit_group+0x3f/0x40 [ 107.763116][ T5326] x64_sys_call+0x221a/0x2240 [ 107.765192][ T5326] do_syscall_64+0x15f/0xf80 [ 107.767260][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 107.769490][ T5326] [ 107.770401][ T5326] Memory state around the buggy address: [ 107.772418][ T5326] ffff888000846180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 107.776022][ T5326] ffff888000846200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 107.779954][ T5326] >ffff888000846280: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 107.784210][ T5326] ^ [ 107.787124][ T5326] ffff888000846300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 107.791206][ T5326] ffff888000846380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 107.794830][ T5326] ================================================================== [ 107.828108][ T5326] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 107.831679][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 107.835818][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 107.840924][ T5326] Call Trace: [ 107.842912][ T5326] [ 107.844418][ T5326] vpanic+0x56c/0xa60 [ 107.846424][ T5326] ? __pfx_vpanic+0x10/0x10 [ 107.848242][ T5326] ? __pfx___schedule+0x10/0x10 [ 107.850306][ T5326] panic+0xc5/0xd0 [ 107.852087][ T5326] ? __pfx_panic+0x10/0x10 [ 107.854206][ T5326] ? preempt_schedule_thunk+0x16/0x30 [ 107.856900][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.859886][ T5326] check_panic_on_warn+0x89/0xb0 [ 107.862379][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.864357][ T5326] end_report+0x73/0x170 [ 107.865767][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.867931][ T5326] kasan_report+0x128/0x150 [ 107.869875][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.872432][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.875314][ T5326] kasan_check_range+0x264/0x2c0 [ 107.878146][ T5326] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.880909][ T5326] __asan_memmove+0x29/0x70 [ 107.882966][ T5326] ext4_xattr_set_entry+0x9c1/0x1e20 [ 107.885412][ T5326] ext4_xattr_ibody_set+0x254/0x6a0 [ 107.887876][ T5326] ext4_destroy_inline_data_nolock+0x23a/0x5e0 [ 107.891038][ T5326] ? __pfx_ext4_destroy_inline_data_nolock+0x10/0x10 [ 107.894449][ T5326] ? down_write+0x16d/0x200 [ 107.896827][ T5326] ? ext4_journal_check_start+0x1cf/0x2b0 [ 107.899238][ T5326] ext4_destroy_inline_data+0x83/0xe0 [ 107.901700][ T5326] ext4_do_writepages+0x51e/0x4670 [ 107.904076][ T5326] ? rcu_is_watching+0x15/0xb0 [ 107.906722][ T5326] ? trace_sched_exit_tp+0x3a/0x130 [ 107.909966][ T5326] ? __schedule+0x17ca/0x5680 [ 107.912815][ T5326] ? unwind_get_return_address+0x4d/0x90 [ 107.915407][ T5326] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 107.918307][ T5326] ? stack_trace_save+0xa9/0x100 [ 107.920556][ T5326] ? check_path+0x21/0x40 [ 107.922540][ T5326] ? __pfx_ext4_do_writepages+0x10/0x10 [ 107.925092][ T5326] ? irqentry_exit+0x218/0x730 [ 107.927695][ T5326] ? lockdep_hardirqs_on+0x7a/0x110 [ 107.930657][ T5326] ? irqentry_exit+0x218/0x730 [ 107.932909][ T5326] ? trace_irq_disable+0x3b/0x140 [ 107.935088][ T5326] ? ext4_writepages+0x205/0x3b0 [ 107.937184][ T5326] ext4_writepages+0x241/0x3b0 [ 107.939176][ T5326] ? __lock_acquire+0x146e/0x2cf0 [ 107.941501][ T5326] ? __pfx_ext4_writepages+0x10/0x10 [ 107.944208][ T5326] ? __pfx_ext4_writepages+0x10/0x10 [ 107.946901][ T5326] do_writepages+0x32e/0x550 [ 107.949280][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 107.951747][ T5326] file_write_and_wait_range+0x36e/0x440 [ 107.954555][ T5326] ? __pfx_file_write_and_wait_range+0x10/0x10 [ 107.957509][ T5326] ? __lock_acquire+0x6b5/0x2cf0 [ 107.959803][ T5326] ? do_raw_spin_lock+0x12b/0x2f0 [ 107.962246][ T5326] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 107.965040][ T5326] mmb_fsync_noflush+0x76/0x1c0 [ 107.967588][ T5326] ext4_sync_file+0x437/0xd50 [ 107.969989][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 107.972396][ T5326] ? __pfx_ext4_sync_file+0x10/0x10 [ 107.974696][ T5326] ? ext4_buffered_write_iter+0xd9/0x3a0 [ 107.977373][ T5326] ? sync_lazytime+0x5e/0x4c0 [ 107.979653][ T5326] ext4_buffered_write_iter+0x2ca/0x3a0 [ 107.982393][ T5326] ext4_file_write_iter+0x298/0x1bf0 [ 107.985025][ T5326] ? check_path+0x21/0x40 [ 107.987013][ T5326] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 107.989649][ T5326] ? lockdep_hardirqs_on+0x7a/0x110 [ 107.992158][ T5326] ? irqentry_exit+0x218/0x730 [ 107.994421][ T5326] ? trace_irq_disable+0x3b/0x140 [ 107.996838][ T5326] do_iter_readv_writev+0x619/0x8c0 [ 107.999585][ T5326] ? __pfx_do_iter_readv_writev+0x10/0x10 [ 108.002443][ T5326] vfs_writev+0x33c/0x990 [ 108.004510][ T5326] ? __pfx_vfs_writev+0x10/0x10 [ 108.006856][ T5326] ? __fget_files+0x2a/0x420 [ 108.009312][ T5326] ? __fget_files+0x3a0/0x420 [ 108.012419][ T5326] ? __fget_files+0x2a/0x420 [ 108.015569][ T5326] do_writev+0x154/0x2e0 [ 108.018245][ T5326] ? __pfx_do_writev+0x10/0x10 [ 108.020676][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 108.023624][ T5326] do_syscall_64+0x15f/0xf80 [ 108.025841][ T5326] ? trace_irq_disable+0x3b/0x140 [ 108.027976][ T5326] ? clear_bhb_loop+0x40/0x90 [ 108.030067][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 108.032962][ T5326] RIP: 0033:0x7f423cd9cdd9 [ 108.035499][ T5326] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 108.044299][ T5326] RSP: 002b:00007f423dd1efe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 108.047897][ T5326] RAX: ffffffffffffffda RBX: 00007f423d015fa0 RCX: 00007f423cd9cdd9 [ 108.052194][ T5326] RDX: 0000000000000001 RSI: 0000200000000f00 RDI: 0000000000000008 [ 108.056428][ T5326] RBP: 00007f423ce32d69 R08: 0000000000000000 R09: 0000000000000000 [ 108.060948][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 108.065515][ T5326] R13: 00007f423d016038 R14: 00007f423d015fa0 R15: 00007ffea32966d8 [ 108.069910][ T5326] [ 108.071821][ T5326] Kernel Offset: disabled [ 108.074135][ T5326] Rebooting in 86400 seconds..