program: syz_mount_image$udf(&(0x7f0000000180), &(0x7f0000000100)='./bus\x00', 0x1014494, &(0x7f00000002c0)={[{@iocharset={'iocharset', 0x3d, 'iso8859-4'}}, {@partition={'partition', 0x3d, 0x6}}, {@gid_forget}, {@session={'session', 0x3d, 0xfe8}}, {@noadinicb}, {@anchor}, {@uid_forget}]}, 0xfe, 0xc24, &(0x7f0000001480)="$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") r0 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0) ftruncate(r0, 0x2007ffc) sendfile(r0, r0, 0x0, 0x800000009) r1 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) bind$netlink(r4, &(0x7f0000000100)={0x10, 0x0, 0x25dfdbfd, 0x400}, 0xc) getsockname$packet(r4, &(0x7f0000000600)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14) sendmsg$nl_route(r3, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000340)=@newlink={0x44, 0x10, 0x40d, 0x70bd2d, 0x20000000, {0x0, 0x0, 0x0, r5, 0x40004}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x4}, @IFLA_BOND_ALL_SLAVES_ACTIVE={0x5, 0x11, 0x1}]}}}]}, 0x44}, 0x1, 0x0, 0x0, 0x40040}, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) r7 = socket(0x1, 0x803, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000001400)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_MASTER={0x8, 0xa, r8}]}, 0x44}}, 0x0) r9 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) r10 = open(&(0x7f0000000080)='./bus\x00', 0x107382, 0x1d0) ftruncate(r10, 0x2007ffb) sendfile(r9, r10, 0x0, 0x1000000201005) syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000380)=ANY=[@ANYBLOB="1201500200000040"], 0x0) open(&(0x7f0000000180)='./bus\x00', 0x14937e, 0x111) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r11 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r11, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x15, 0x1c, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x204]}) truncate(&(0x7f00000013c0)='./file1\x00', 0x0) [ 75.092677][ T4667] Bluetooth: hci0: command tx timeout [ 75.211953][ T5320] loop0: detected capacity change from 0 to 2048 [ 75.233001][ T5320] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 75.261393][ T5320] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 75.280585][ T5320] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 75.293428][ T5320] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 75.309508][ T25] audit: type=1800 audit(1761836796.527:2): pid=5320 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.0" name="file1" dev="loop0" ino=1346 res=0 errno=0 [ 75.440291][ T5321] bond_slave_0: entered promiscuous mode [ 75.443101][ T5321] bond_slave_1: entered promiscuous mode [ 75.451807][ T5321] 8021q: adding VLAN 0 to HW filter on device macvlan2 [ 75.458188][ T5321] bond1: (slave macvlan2): Enslaving as a backup interface with an up link [ 75.770666][ T10] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 75.970957][ T5320] loop0: detected capacity change from 2048 to 64 [ 75.991870][ T5320] ================================================================== [ 75.996473][ T5320] BUG: KASAN: slab-out-of-bounds in udf_write_aext+0x69d/0x7b0 [ 75.999864][ T5320] Write of size 4 at addr ffff88803f5895d8 by task syz.0.0/5320 [ 76.003093][ T5320] [ 76.004146][ T5320] CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.004161][ T5320] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.004169][ T5320] Call Trace: [ 76.004178][ T5320] [ 76.004184][ T5320] dump_stack_lvl+0x189/0x250 [ 76.004210][ T5320] ? __virt_addr_valid+0x1c8/0x5c0 [ 76.004224][ T5320] ? rcu_is_watching+0x15/0xb0 [ 76.004242][ T5320] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.004259][ T5320] ? rcu_is_watching+0x15/0xb0 [ 76.004272][ T5320] ? lock_release+0x4b/0x3e0 [ 76.004282][ T5320] ? _raw_spin_lock_irqsave+0xb3/0xf0 [ 76.004436][ T5320] ? __virt_addr_valid+0x1c8/0x5c0 [ 76.004451][ T5320] ? __virt_addr_valid+0x4a5/0x5c0 [ 76.004467][ T5320] print_report+0xca/0x240 [ 76.004480][ T5320] ? udf_write_aext+0x69d/0x7b0 [ 76.004490][ T5320] kasan_report+0x118/0x150 [ 76.004509][ T5320] ? udf_write_aext+0x69d/0x7b0 [ 76.004526][ T5320] udf_write_aext+0x69d/0x7b0 [ 76.004539][ T5320] __udf_add_aext+0x2b9/0x6d0 [ 76.004551][ T5320] udf_free_blocks+0x1466/0x17f0 [ 76.004569][ T5320] ? do_raw_spin_lock+0x121/0x290 [ 76.004584][ T5320] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 76.004598][ T5320] ? __pfx_udf_free_blocks+0x10/0x10 [ 76.004620][ T5320] ? rcu_is_watching+0x15/0xb0 [ 76.004633][ T5320] ? __mark_inode_dirty+0x3d2/0xe10 [ 76.004646][ T5320] ? rcu_needs_cpu+0x90/0xb0 [ 76.004656][ T5320] ? __mark_inode_dirty+0x3d2/0xe10 [ 76.004667][ T5320] extent_trunc+0x35c/0x450 [ 76.004683][ T5320] ? __pfx_extent_trunc+0x10/0x10 [ 76.004697][ T5320] udf_truncate_extents+0x5b0/0xec0 [ 76.004713][ T5320] ? __pfx_udf_truncate_extents+0x10/0x10 [ 76.004730][ T5320] ? do_raw_spin_unlock+0x4d/0x240 [ 76.004744][ T5320] udf_setsize+0x972/0x1000 [ 76.004759][ T5320] ? udf_setattr+0x385/0x5a0 [ 76.004773][ T5320] ? __pfx_udf_setsize+0x10/0x10 [ 76.004785][ T5320] ? down_write+0x162/0x1f0 [ 76.004797][ T5320] ? __pfx_down_write+0x10/0x10 [ 76.004808][ T5320] ? __pfx_current_time+0x10/0x10 [ 76.004819][ T5320] udf_setattr+0x3a1/0x5a0 [ 76.004833][ T5320] ? __pfx_udf_setattr+0x10/0x10 [ 76.004848][ T5320] notify_change+0xc1a/0xf40 [ 76.004862][ T5320] do_truncate+0x1a4/0x220 [ 76.004875][ T5320] ? __pfx_do_truncate+0x10/0x10 [ 76.004885][ T5320] ? apparmor_path_truncate+0x238/0x2d0 [ 76.004894][ T5320] vfs_truncate+0x493/0x520 [ 76.004902][ T5320] ? __pfx_vfs_truncate+0x10/0x10 [ 76.004911][ T5320] do_sys_truncate+0xdb/0x190 [ 76.004919][ T5320] ? __pfx_do_sys_truncate+0x10/0x10 [ 76.004928][ T5320] __x64_sys_truncate+0x5b/0x70 [ 76.004936][ T5320] do_syscall_64+0xfa/0xfa0 [ 76.004944][ T5320] ? lockdep_hardirqs_on+0x9c/0x150 [ 76.004952][ T5320] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.004959][ T5320] ? clear_bhb_loop+0x60/0xb0 [ 76.004966][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.004973][ T5320] RIP: 0033:0x7f90f258efc9 [ 76.004982][ T5320] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 76.004988][ T5320] RSP: 002b:00007f90f3381038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 76.004996][ T5320] RAX: ffffffffffffffda RBX: 00007f90f27e5fa0 RCX: 00007f90f258efc9 [ 76.005001][ T5320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000013c0 [ 76.005005][ T5320] RBP: 00007f90f2611f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.005009][ T5320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.005013][ T5320] R13: 00007f90f27e6038 R14: 00007f90f27e5fa0 R15: 00007ffd08351828 [ 76.005020][ T5320] [ 76.005023][ T5320] [ 76.156161][ T5320] Allocated by task 5320: [ 76.158129][ T5320] kasan_save_track+0x3e/0x80 [ 76.160480][ T5320] __kasan_kmalloc+0x93/0xb0 [ 76.162657][ T5320] __kmalloc_noprof+0x411/0x7f0 [ 76.164832][ T5320] __udf_iget+0xc66/0x3ae0 [ 76.166767][ T5320] udf_fill_partdesc_info+0x773/0x1320 [ 76.169169][ T5320] udf_process_sequence+0x111c/0x47e0 [ 76.171554][ T5320] udf_check_anchor_block+0x28e/0x550 [ 76.173881][ T5320] udf_load_vrs+0x96d/0xf20 [ 76.175937][ T5320] udf_fill_super+0x5ad/0x17a0 [ 76.178079][ T5320] get_tree_bdev_flags+0x40e/0x4d0 [ 76.180349][ T5320] vfs_get_tree+0x92/0x2b0 [ 76.182330][ T5320] do_new_mount+0x302/0xa10 [ 76.184376][ T5320] __se_sys_mount+0x313/0x410 [ 76.186479][ T5320] do_syscall_64+0xfa/0xfa0 [ 76.188490][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.191087][ T5320] [ 76.192176][ T5320] The buggy address belongs to the object at ffff88803f589400 [ 76.192176][ T5320] which belongs to the cache kmalloc-512 of size 512 [ 76.197685][ T5320] The buggy address is located 0 bytes to the right of [ 76.197685][ T5320] allocated 472-byte region [ffff88803f589400, ffff88803f5895d8) [ 76.205156][ T5320] [ 76.206369][ T5320] The buggy address belongs to the physical page: [ 76.209239][ T5320] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3f588 [ 76.212672][ T5320] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 76.216289][ T5320] flags: 0x4fff00000000040(head|node=1|zone=1|lastcpupid=0x7ff) [ 76.219492][ T5320] page_type: f5(slab) [ 76.221262][ T5320] raw: 04fff00000000040 ffff88801a041c80 ffffea0000d55a00 dead000000000004 [ 76.225079][ T5320] raw: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000 [ 76.228571][ T5320] head: 04fff00000000040 ffff88801a041c80 ffffea0000d55a00 dead000000000004 [ 76.232073][ T5320] head: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000 [ 76.235912][ T5320] head: 04fff00000000001 ffffea0000fd6201 00000000ffffffff 00000000ffffffff [ 76.239548][ T5320] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 76.243208][ T5320] page dumped because: kasan: bad access detected [ 76.245869][ T5320] page_owner tracks the page as allocated [ 76.248190][ T5320] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5295, tgid 5295 (sh), ts 71146437408, free_ts 58359372448 [ 76.256451][ T5320] post_alloc_hook+0x240/0x2a0 [ 76.258429][ T5320] get_page_from_freelist+0x2365/0x2440 [ 76.260547][ T5320] __alloc_frozen_pages_noprof+0x181/0x370 [ 76.262873][ T5320] alloc_pages_mpol+0x232/0x4a0 [ 76.264928][ T5320] allocate_slab+0x96/0x350 [ 76.266853][ T5320] ___slab_alloc+0xe94/0x18a0 [ 76.268819][ T5320] __slab_alloc+0x65/0x100 [ 76.271099][ T5320] __kmalloc_noprof+0x471/0x7f0 [ 76.273470][ T5320] tomoyo_init_log+0x1a6e/0x1f70 [ 76.275632][ T5320] tomoyo_supervisor+0x340/0x1480 [ 76.278277][ T5320] tomoyo_path_permission+0x25a/0x380 [ 76.280813][ T5320] tomoyo_path_perm+0x392/0x4b0 [ 76.282918][ T5320] security_inode_getattr+0x12f/0x330 [ 76.285273][ T5320] __x64_sys_newfstat+0xfc/0x200 [ 76.287314][ T5320] do_syscall_64+0xfa/0xfa0 [ 76.289168][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.291634][ T5320] page last free pid 5239 tgid 5239 stack trace: [ 76.294488][ T5320] __free_frozen_pages+0xbc4/0xd30 [ 76.296768][ T5320] __slab_free+0x2e7/0x390 [ 76.298804][ T5320] qlist_free_all+0x97/0x140 [ 76.300858][ T5320] kasan_quarantine_reduce+0x148/0x160 [ 76.303072][ T5320] __kasan_slab_alloc+0x22/0x80 [ 76.305158][ T5320] __kmalloc_noprof+0x3c3/0x7f0 [ 76.307285][ T5320] tomoyo_realpath_from_path+0xe3/0x5d0 [ 76.309651][ T5320] tomoyo_path_perm+0x213/0x4b0 [ 76.311584][ T5320] security_inode_getattr+0x12f/0x330 [ 76.313839][ T5320] __x64_sys_newfstat+0xfc/0x200 [ 76.315819][ T5320] do_syscall_64+0xfa/0xfa0 [ 76.317697][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.320307][ T5320] [ 76.321378][ T5320] Memory state around the buggy address: [ 76.323907][ T5320] ffff88803f589480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 76.327381][ T5320] ffff88803f589500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 76.330553][ T5320] >ffff88803f589580: 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc [ 76.333919][ T5320] ^ [ 76.336873][ T5320] ffff88803f589600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 76.340381][ T5320] ffff88803f589680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 76.343574][ T5320] ================================================================== [ 76.357943][ T1313] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.368548][ T1313] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.465608][ T5320] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 76.469163][ T5320] CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.473143][ T5320] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.477703][ T5320] Call Trace: [ 76.479131][ T5320] [ 76.480326][ T5320] dump_stack_lvl+0x99/0x250 [ 76.482309][ T5320] ? __asan_memcpy+0x40/0x70 [ 76.484250][ T5320] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.486608][ T5320] ? __pfx__printk+0x10/0x10 [ 76.488638][ T5320] vpanic+0x237/0x6d0 [ 76.490329][ T5320] ? __pfx_vpanic+0x10/0x10 [ 76.492287][ T5320] ? preempt_schedule+0xae/0xc0 [ 76.494701][ T5320] ? __pfx_preempt_schedule+0x10/0x10 [ 76.496657][ T5320] panic+0xb9/0xc0 [ 76.498081][ T5320] ? __pfx_panic+0x10/0x10 [ 76.499942][ T5320] ? _raw_spin_unlock_irqrestore+0xfd/0x110 [ 76.502501][ T5320] ? is_module_address+0x17/0xf0 [ 76.504792][ T5320] ? udf_write_aext+0x69d/0x7b0 [ 76.506999][ T5320] check_panic_on_warn+0x89/0xb0 [ 76.509156][ T5320] ? udf_write_aext+0x69d/0x7b0 [ 76.511438][ T5320] end_report+0x78/0x160 [ 76.513405][ T5320] kasan_report+0x129/0x150 [ 76.515347][ T5320] ? udf_write_aext+0x69d/0x7b0 [ 76.517419][ T5320] udf_write_aext+0x69d/0x7b0 [ 76.519447][ T5320] __udf_add_aext+0x2b9/0x6d0 [ 76.521470][ T5320] udf_free_blocks+0x1466/0x17f0 [ 76.523498][ T5320] ? do_raw_spin_lock+0x121/0x290 [ 76.525791][ T5320] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 76.528263][ T5320] ? __pfx_udf_free_blocks+0x10/0x10 [ 76.530705][ T5320] ? rcu_is_watching+0x15/0xb0 [ 76.532600][ T5320] ? __mark_inode_dirty+0x3d2/0xe10 [ 76.534750][ T5320] ? rcu_needs_cpu+0x90/0xb0 [ 76.536806][ T5320] ? __mark_inode_dirty+0x3d2/0xe10 [ 76.539068][ T5320] extent_trunc+0x35c/0x450 [ 76.541054][ T5320] ? __pfx_extent_trunc+0x10/0x10 [ 76.543347][ T5320] udf_truncate_extents+0x5b0/0xec0 [ 76.545488][ T5320] ? __pfx_udf_truncate_extents+0x10/0x10 [ 76.547803][ T5320] ? do_raw_spin_unlock+0x4d/0x240 [ 76.549952][ T5320] udf_setsize+0x972/0x1000 [ 76.551924][ T5320] ? udf_setattr+0x385/0x5a0 [ 76.553990][ T5320] ? __pfx_udf_setsize+0x10/0x10 [ 76.556180][ T5320] ? down_write+0x162/0x1f0 [ 76.558234][ T5320] ? __pfx_down_write+0x10/0x10 [ 76.560179][ T5320] ? __pfx_current_time+0x10/0x10 [ 76.562467][ T5320] udf_setattr+0x3a1/0x5a0 [ 76.564584][ T5320] ? __pfx_udf_setattr+0x10/0x10 [ 76.567000][ T5320] notify_change+0xc1a/0xf40 [ 76.569059][ T5320] do_truncate+0x1a4/0x220 [ 76.571108][ T5320] ? __pfx_do_truncate+0x10/0x10 [ 76.573501][ T5320] ? apparmor_path_truncate+0x238/0x2d0 [ 76.575866][ T5320] vfs_truncate+0x493/0x520 [ 76.577703][ T5320] ? __pfx_vfs_truncate+0x10/0x10 [ 76.579762][ T5320] do_sys_truncate+0xdb/0x190 [ 76.581753][ T5320] ? __pfx_do_sys_truncate+0x10/0x10 [ 76.584049][ T5320] __x64_sys_truncate+0x5b/0x70 [ 76.586210][ T5320] do_syscall_64+0xfa/0xfa0 [ 76.588235][ T5320] ? lockdep_hardirqs_on+0x9c/0x150 [ 76.590607][ T5320] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.593698][ T5320] ? clear_bhb_loop+0x60/0xb0 [ 76.595828][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.598416][ T5320] RIP: 0033:0x7f90f258efc9 [ 76.600245][ T5320] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 76.608386][ T5320] RSP: 002b:00007f90f3381038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 76.611962][ T5320] RAX: ffffffffffffffda RBX: 00007f90f27e5fa0 RCX: 00007f90f258efc9 [ 76.615480][ T5320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000013c0 [ 76.618930][ T5320] RBP: 00007f90f2611f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.622206][ T5320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.625708][ T5320] R13: 00007f90f27e6038 R14: 00007f90f27e5fa0 R15: 00007ffd08351828 [ 76.629069][ T5320] [ 76.630697][ T5320] Kernel Offset: disabled [ 76.632542][ T5320] Rebooting in 86400 seconds..