program:
r0 = syz_usb_connect$cdc_ncm(0x0, 0x7a, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000020000402505a1a44000010203010902680002010040000904000001020e0000052406000105240000000d240f0100000000000000000006241a0000000c241b480005000005008005090581030002000000090401"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, &(0x7f0000000cc0)={0x84, &(0x7f0000000e40)=ANY=[@ANYBLOB="40099300000049536bc2"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
r1 = syz_open_dev$usbfs(&(0x7f0000000080), 0x1ff, 0x101301)
ioctl$USBDEVFS_CLAIMINTERFACE(r1, 0x8004550f, &(0x7f0000000140)=0xbf6d)
syz_mount_image$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)="$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")
r2 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0)
ftruncate(r2, 0x2007ffc)
sendfile(r2, r2, 0x0, 0x800000009)
r3 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0)
r4 = open(&(0x7f0000000080)='./bus\x00', 0x107382, 0x1d0)
ftruncate(r4, 0x2007ffb)
sendfile(r3, r4, 0x0, 0x1000000201005)
syz_usb_connect$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)
r5 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0)
ioctl$LOOP_SET_STATUS64(r5, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x15, 0x1c, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x204]})
truncate(&(0x7f00000013c0)='./file1\x00', 0x0)
r6 = syz_open_dev$usbfs(&(0x7f0000000180), 0x7ff, 0x1c941)
ioctl$USBDEVFS_IOCTL(r6, 0xc0105512, &(0x7f0000000200)=@usbdevfs_connect)
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]})
close_range(r1, 0xffffffffffffffff, 0x0)
[ 75.015513][ T5301] Bluetooth: hci0: command tx timeout
[ 75.282080][ T9] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[ 75.435860][ T9] usb 5-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config
[ 75.440389][ T9] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
[ 75.448088][ T9] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40
[ 75.452805][ T9] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 75.456315][ T9] usb 5-1: Product: syz
[ 75.458009][ T9] usb 5-1: Manufacturer: syz
[ 75.460037][ T9] usb 5-1: SerialNumber: syz
[ 75.473262][ T9] usb 5-1: selecting invalid altsetting 1
[ 75.870573][ T9] cdc_mbim 5-1:1.0: failed GET_NTB_PARAMETERS
[ 75.873573][ T9] cdc_mbim 5-1:1.0: bind() failure
[ 76.465201][ T1312] ieee802154 phy0 wpan0: encryption failed: -22
[ 76.467878][ T1312] ieee802154 phy1 wpan1: encryption failed: -22
[ 76.626019][ T5329] loop0: detected capacity change from 0 to 2048
[ 76.638360][ T5329] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362
[ 76.650733][ T5329] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d
[ 76.663967][ T5329] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4
[ 76.682382][ T5329] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
[ 76.692829][ T25] audit: type=1800 audit(1762896663.416:2): pid=5329 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
[ 76.851166][ T5331] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
[ 76.873053][ T5331] misc raw-gadget: fail, usb_gadget_register_driver returned -16
[ 76.923652][ T5330] loop0: detected capacity change from 2048 to 64
[ 76.953879][ T5329] ==================================================================
[ 76.957517][ T5329] BUG: KASAN: slab-out-of-bounds in udf_write_aext+0x69d/0x7b0
[ 76.961038][ T5329] Write of size 4 at addr ffff88803fd02dd8 by task syz.0.0/5329
[ 76.964516][ T5329]
[ 76.965638][ T5329] CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 76.965654][ T5329] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 76.965662][ T5329] Call Trace:
[ 76.965671][ T5329]
[ 76.965677][ T5329] dump_stack_lvl+0x189/0x250
[ 76.965700][ T5329] ? __virt_addr_valid+0x1c8/0x5c0
[ 76.965719][ T5329] ? rcu_is_watching+0x15/0xb0
[ 76.965734][ T5329] ? __pfx_dump_stack_lvl+0x10/0x10
[ 76.965751][ T5329] ? rcu_is_watching+0x15/0xb0
[ 76.965765][ T5329] ? lock_release+0x4b/0x3e0
[ 76.965776][ T5329] ? _raw_spin_lock_irqsave+0xb3/0xf0
[ 76.965836][ T5329] ? __virt_addr_valid+0x1c8/0x5c0
[ 76.965854][ T5329] ? __virt_addr_valid+0x4a5/0x5c0
[ 76.965871][ T5329] print_report+0xca/0x240
[ 76.965889][ T5329] ? udf_write_aext+0x69d/0x7b0
[ 76.965902][ T5329] kasan_report+0x118/0x150
[ 76.965921][ T5329] ? udf_write_aext+0x69d/0x7b0
[ 76.965936][ T5329] udf_write_aext+0x69d/0x7b0
[ 76.965950][ T5329] __udf_add_aext+0x2b9/0x6d0
[ 76.965964][ T5329] udf_free_blocks+0x1466/0x17f0
[ 76.965985][ T5329] ? reacquire_held_locks+0x127/0x1d0
[ 76.966005][ T5329] ? __mark_inode_dirty+0x4cc/0xe10
[ 76.966020][ T5329] ? __pfx_udf_free_blocks+0x10/0x10
[ 76.966039][ T5329] ? rcu_is_watching+0x15/0xb0
[ 76.966052][ T5329] ? __mark_inode_dirty+0x3d2/0xe10
[ 76.966065][ T5329] ? rcu_needs_cpu+0x20/0xb0
[ 76.966079][ T5329] ? __mark_inode_dirty+0x3d2/0xe10
[ 76.966093][ T5329] extent_trunc+0x35c/0x450
[ 76.966112][ T5329] ? __pfx_extent_trunc+0x10/0x10
[ 76.966131][ T5329] udf_truncate_extents+0x5b0/0xec0
[ 76.966152][ T5329] ? __pfx_udf_truncate_extents+0x10/0x10
[ 76.966175][ T5329] ? do_raw_spin_unlock+0x4d/0x240
[ 76.966195][ T5329] udf_setsize+0x972/0x1000
[ 76.966215][ T5329] ? udf_setattr+0x385/0x5a0
[ 76.966235][ T5329] ? __pfx_udf_setsize+0x10/0x10
[ 76.966252][ T5329] ? down_write+0x162/0x1f0
[ 76.966269][ T5329] ? __pfx_down_write+0x10/0x10
[ 76.966285][ T5329] ? __pfx_current_time+0x10/0x10
[ 76.966295][ T5329] udf_setattr+0x3a1/0x5a0
[ 76.966346][ T5329] ? __pfx_udf_setattr+0x10/0x10
[ 76.966364][ T5329] notify_change+0xc1a/0xf40
[ 76.966380][ T5329] do_truncate+0x1a4/0x220
[ 76.966401][ T5329] ? __pfx_do_truncate+0x10/0x10
[ 76.966414][ T5329] ? apparmor_path_truncate+0x238/0x2d0
[ 76.966433][ T5329] vfs_truncate+0x493/0x520
[ 76.966447][ T5329] ? __pfx_vfs_truncate+0x10/0x10
[ 76.966462][ T5329] do_sys_truncate+0xdb/0x190
[ 76.966475][ T5329] ? __pfx_do_sys_truncate+0x10/0x10
[ 76.966493][ T5329] __x64_sys_truncate+0x5b/0x70
[ 76.966507][ T5329] do_syscall_64+0xfa/0xfa0
[ 76.966529][ T5329] ? lockdep_hardirqs_on+0x9c/0x150
[ 76.966544][ T5329] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.966556][ T5329] ? clear_bhb_loop+0x60/0xb0
[ 76.966570][ T5329] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.966582][ T5329] RIP: 0033:0x7f91b378f6c9
[ 76.966594][ T5329] 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
[ 76.966606][ T5329] RSP: 002b:00007f91b46af038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
[ 76.966625][ T5329] RAX: ffffffffffffffda RBX: 00007f91b39e6180 RCX: 00007f91b378f6c9
[ 76.966634][ T5329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000013c0
[ 76.966642][ T5329] RBP: 00007f91b3811f91 R08: 0000000000000000 R09: 0000000000000000
[ 76.966649][ T5329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 76.966657][ T5329] R13: 00007f91b39e6218 R14: 00007f91b39e6180 R15: 00007ffcb30c3b68
[ 76.966670][ T5329]
[ 76.966675][ T5329]
[ 77.121251][ T5329] Allocated by task 5329:
[ 77.123257][ T5329] kasan_save_track+0x3e/0x80
[ 77.125388][ T5329] __kasan_kmalloc+0x93/0xb0
[ 77.127508][ T5329] __kmalloc_noprof+0x411/0x7f0
[ 77.129697][ T5329] __udf_iget+0xc66/0x3ae0
[ 77.131758][ T5329] udf_fill_partdesc_info+0x773/0x1320
[ 77.134171][ T5329] udf_process_sequence+0x111c/0x47e0
[ 77.136604][ T5329] udf_check_anchor_block+0x28e/0x550
[ 77.139055][ T5329] udf_load_vrs+0x96d/0xf20
[ 77.141211][ T5329] udf_fill_super+0x5ad/0x17a0
[ 77.143413][ T5329] get_tree_bdev_flags+0x40e/0x4d0
[ 77.145694][ T5329] vfs_get_tree+0x92/0x2b0
[ 77.147769][ T5329] do_new_mount+0x302/0xa10
[ 77.149863][ T5329] __se_sys_mount+0x313/0x410
[ 77.151959][ T5329] do_syscall_64+0xfa/0xfa0
[ 77.154003][ T5329] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.156729][ T5329]
[ 77.157806][ T5329] The buggy address belongs to the object at ffff88803fd02c00
[ 77.157806][ T5329] which belongs to the cache kmalloc-512 of size 512
[ 77.163845][ T5329] The buggy address is located 0 bytes to the right of
[ 77.163845][ T5329] allocated 472-byte region [ffff88803fd02c00, ffff88803fd02dd8)
[ 77.170155][ T5329]
[ 77.171286][ T5329] The buggy address belongs to the physical page:
[ 77.174232][ T5329] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3fd02
[ 77.178040][ T5329] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 77.181712][ T5329] flags: 0x4fff00000000040(head|node=1|zone=1|lastcpupid=0x7ff)
[ 77.185057][ T5329] page_type: f5(slab)
[ 77.186828][ T5329] raw: 04fff00000000040 ffff88801a041c80 ffffea0000ff2e80 0000000000000004
[ 77.190467][ T5329] raw: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000
[ 77.194002][ T5329] head: 04fff00000000040 ffff88801a041c80 ffffea0000ff2e80 0000000000000004
[ 77.197443][ T5329] head: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000
[ 77.200976][ T5329] head: 04fff00000000001 ffffea0000ff4081 00000000ffffffff 00000000ffffffff
[ 77.204571][ T5329] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002
[ 77.208388][ T5329] page dumped because: kasan: bad access detected
[ 77.211351][ T5329] page_owner tracks the page as allocated
[ 77.213941][ T5329] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5299, tgid 5299 (syz-executor), ts 72947135387, free_ts 58454736342
[ 77.223097][ T5329] post_alloc_hook+0x240/0x2a0
[ 77.225292][ T5329] get_page_from_freelist+0x2365/0x2440
[ 77.227823][ T5329] __alloc_frozen_pages_noprof+0x181/0x370
[ 77.230471][ T5329] alloc_pages_mpol+0x232/0x4a0
[ 77.232681][ T5329] allocate_slab+0x96/0x350
[ 77.234802][ T5329] ___slab_alloc+0xf56/0x1990
[ 77.236898][ T5329] __slab_alloc+0x65/0x100
[ 77.238953][ T5329] __kmalloc_cache_noprof+0x411/0x6f0
[ 77.241372][ T5329] inetdev_init+0x7d/0x500
[ 77.243306][ T5329] inetdev_event+0x301/0x15b0
[ 77.245423][ T5329] notifier_call_chain+0x1b6/0x3e0
[ 77.247689][ T5329] register_netdevice+0x1608/0x1ae0
[ 77.249978][ T5329] rtnl_newlink_create+0x31f/0xb00
[ 77.252286][ T5329] rtnl_newlink+0x16e4/0x1c80
[ 77.254500][ T5329] rtnetlink_rcv_msg+0x7cf/0xb70
[ 77.256618][ T5329] netlink_rcv_skb+0x208/0x470
[ 77.258714][ T5329] page last free pid 5230 tgid 5230 stack trace:
[ 77.261652][ T5329] __free_frozen_pages+0xbc4/0xd30
[ 77.263894][ T5329] __slab_free+0x2e7/0x390
[ 77.265844][ T5329] qlist_free_all+0x97/0x140
[ 77.268008][ T5329] kasan_quarantine_reduce+0x148/0x160
[ 77.270493][ T5329] __kasan_slab_alloc+0x22/0x80
[ 77.272624][ T5329] kmem_cache_alloc_noprof+0x367/0x6e0
[ 77.275099][ T5329] getname_flags+0xb8/0x540
[ 77.276988][ T5329] do_sys_openat2+0xbc/0x1c0
[ 77.278953][ T5329] __x64_sys_openat+0x138/0x170
[ 77.280915][ T5329] do_syscall_64+0xfa/0xfa0
[ 77.282604][ T5329] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.284952][ T5329]
[ 77.285986][ T5329] Memory state around the buggy address:
[ 77.288246][ T5329] ffff88803fd02c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 77.291428][ T5329] ffff88803fd02d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 77.294895][ T5329] >ffff88803fd02d80: 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc
[ 77.297944][ T5329] ^
[ 77.300537][ T5329] ffff88803fd02e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 77.303314][ T5329] ffff88803fd02e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 77.306414][ T5329] ==================================================================
[ 77.313184][ T5301] Bluetooth: hci0: command tx timeout
[ 77.336076][ T5329] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 77.339048][ T5329] CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 77.342643][ T5329] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 77.347069][ T5329] Call Trace:
[ 77.348746][ T5329]
[ 77.350071][ T5329] dump_stack_lvl+0x99/0x250
[ 77.351942][ T5329] ? __asan_memcpy+0x40/0x70
[ 77.353614][ T5329] ? __pfx_dump_stack_lvl+0x10/0x10
[ 77.355704][ T5329] ? __pfx__printk+0x10/0x10
[ 77.357716][ T5329] vpanic+0x237/0x6d0
[ 77.359453][ T5329] ? __pfx_vpanic+0x10/0x10
[ 77.361408][ T5329] ? preempt_schedule+0xae/0xc0
[ 77.363489][ T5329] ? __pfx_preempt_schedule+0x10/0x10
[ 77.365772][ T5329] panic+0xb9/0xc0
[ 77.367335][ T5329] ? __pfx_panic+0x10/0x10
[ 77.369250][ T5329] ? _raw_spin_unlock_irqrestore+0xfd/0x110
[ 77.371832][ T5329] ? is_module_address+0x17/0xf0
[ 77.374020][ T5329] ? udf_write_aext+0x69d/0x7b0
[ 77.376141][ T5329] check_panic_on_warn+0x89/0xb0
[ 77.378233][ T5329] ? udf_write_aext+0x69d/0x7b0
[ 77.380413][ T5329] end_report+0x78/0x160
[ 77.382197][ T5329] kasan_report+0x129/0x150
[ 77.384245][ T5329] ? udf_write_aext+0x69d/0x7b0
[ 77.386283][ T5329] udf_write_aext+0x69d/0x7b0
[ 77.388369][ T5329] __udf_add_aext+0x2b9/0x6d0
[ 77.390431][ T5329] udf_free_blocks+0x1466/0x17f0
[ 77.392466][ T5329] ? reacquire_held_locks+0x127/0x1d0
[ 77.394699][ T5329] ? __mark_inode_dirty+0x4cc/0xe10
[ 77.396792][ T5329] ? __pfx_udf_free_blocks+0x10/0x10
[ 77.398973][ T5329] ? rcu_is_watching+0x15/0xb0
[ 77.400810][ T5329] ? __mark_inode_dirty+0x3d2/0xe10
[ 77.402549][ T5329] ? rcu_needs_cpu+0x20/0xb0
[ 77.404313][ T5329] ? __mark_inode_dirty+0x3d2/0xe10
[ 77.406018][ T5329] extent_trunc+0x35c/0x450
[ 77.407594][ T5329] ? __pfx_extent_trunc+0x10/0x10
[ 77.409814][ T5329] udf_truncate_extents+0x5b0/0xec0
[ 77.412129][ T5329] ? __pfx_udf_truncate_extents+0x10/0x10
[ 77.414621][ T5329] ? do_raw_spin_unlock+0x4d/0x240
[ 77.416829][ T5329] udf_setsize+0x972/0x1000
[ 77.418749][ T5329] ? udf_setattr+0x385/0x5a0
[ 77.420806][ T5329] ? __pfx_udf_setsize+0x10/0x10
[ 77.423102][ T5329] ? down_write+0x162/0x1f0
[ 77.425130][ T5329] ? __pfx_down_write+0x10/0x10
[ 77.427423][ T5329] ? __pfx_current_time+0x10/0x10
[ 77.429604][ T5329] udf_setattr+0x3a1/0x5a0
[ 77.431442][ T5329] ? __pfx_udf_setattr+0x10/0x10
[ 77.433467][ T5329] notify_change+0xc1a/0xf40
[ 77.435575][ T5329] do_truncate+0x1a4/0x220
[ 77.437516][ T5329] ? __pfx_do_truncate+0x10/0x10
[ 77.439676][ T5329] ? apparmor_path_truncate+0x238/0x2d0
[ 77.442001][ T5329] vfs_truncate+0x493/0x520
[ 77.444021][ T5329] ? __pfx_vfs_truncate+0x10/0x10
[ 77.446184][ T5329] do_sys_truncate+0xdb/0x190
[ 77.448239][ T5329] ? __pfx_do_sys_truncate+0x10/0x10
[ 77.450448][ T5329] __x64_sys_truncate+0x5b/0x70
[ 77.452510][ T5329] do_syscall_64+0xfa/0xfa0
[ 77.454472][ T5329] ? lockdep_hardirqs_on+0x9c/0x150
[ 77.456663][ T5329] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.459287][ T5329] ? clear_bhb_loop+0x60/0xb0
[ 77.461322][ T5329] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.463894][ T5329] RIP: 0033:0x7f91b378f6c9
[ 77.465903][ T5329] 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
[ 77.473672][ T5329] RSP: 002b:00007f91b46af038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
[ 77.476954][ T5329] RAX: ffffffffffffffda RBX: 00007f91b39e6180 RCX: 00007f91b378f6c9
[ 77.480216][ T5329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000013c0
[ 77.483669][ T5329] RBP: 00007f91b3811f91 R08: 0000000000000000 R09: 0000000000000000
[ 77.486984][ T5329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 77.490390][ T5329] R13: 00007f91b39e6218 R14: 00007f91b39e6180 R15: 00007ffcb30c3b68
[ 77.493802][ T5329]
[ 77.495551][ T5329] Kernel Offset: disabled
[ 77.497469][ T5329] Rebooting in 86400 seconds..