program:
pipe2(&(0x7f0000001100), 0x0)
r0 = inotify_init()
inotify_add_watch(r0, &(0x7f0000000140)='.\x00', 0x40000140)
r1 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(r1, &(0x7f0000000040)='./file1\x00', 0x0)
renameat2(r1, &(0x7f0000000180)='./file1\x00', r1, &(0x7f00000001c0)='./file0\x00', 0x4)
r2 = syz_usb_connect(0x0, 0x3f, &(0x7f0000000540)=ANY=[@ANYBLOB="11010000733336088dee1edb23610000000109022d0101100000000904000003fe03010009cd8d1f0002000000090505020000fcffff09058b1e20"], 0x0)
syz_usb_control_io(r2, 0x0, 0x0)
syz_usb_control_io$printer(r2, 0x0, &(0x7f0000000780)={0x34, 0x0, 0x0, 0x0, 0x0, &(0x7f00000006c0)={0x20, 0x1, 0x1, 0x1}, 0x0})
r3 = syz_open_dev$char_usb(0xc, 0xb4, 0x0)
ioctl$EVIOCGMASK(r3, 0x5b03, 0x0)
syz_usb_control_io$cdc_ncm(r2, 0x0, &(0x7f0000000640)={0x44, &(0x7f0000000380)={0x0, 0x13, 0x3, "02dce9"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r2, 0x0, 0x0)
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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")
r4 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0)
ftruncate(r4, 0x2007ffc)
sendfile(r4, r4, 0x0, 0x800000009)
r5 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0)
r6 = open(&(0x7f0000000080)='./bus\x00', 0x107382, 0x1d0)
ftruncate(r6, 0x2007ffb)
sendfile(r5, r6, 0x0, 0x1000000201005)
syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000380)=ANY=[@ANYBLOB="1201500200000040"], 0x0)
open(&(0x7f0000000180)='./bus\x00', 0x14937e, 0x111)
mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0)
r7 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0)
ioctl$LOOP_SET_STATUS64(r7, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x15, 0x1c, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x204]})
truncate(&(0x7f00000013c0)='./file1\x00', 0x0)
r8 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r8, &(0x7f0000000140)='2', 0x1, 0x8080c61)
[ 85.918384][ T5297] Bluetooth: hci0: command tx timeout
[ 86.018388][ T5321] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[ 86.168290][ T5321] usb 5-1: Using ep0 maxpacket: 8
[ 86.173331][ T5321] usb 5-1: config index 0 descriptor too short (expected 301, got 45)
[ 86.176661][ T5321] usb 5-1: config 16 interface 0 altsetting 0 endpoint 0x5 has invalid wMaxPacketSize 0
[ 86.181310][ T5321] usb 5-1: config 16 interface 0 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0
[ 86.185586][ T5321] usb 5-1: config 16 interface 0 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 32
[ 86.190131][ T5321] usb 5-1: config 16 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 3
[ 86.195940][ T5321] usb 5-1: New USB device found, idVendor=ee8d, idProduct=db1e, bcdDevice=61.23
[ 86.200214][ T5321] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 86.414878][ T5321] usb 5-1: usb_control_msg returned -32
[ 86.417208][ T5321] usbtmc 5-1:16.0: can't read capabilities
[ 86.563201][ T10] cfg80211: failed to load regulatory.db
[ 87.030892][ T5324] usbtmc 5-1:16.0: usb_control_msg returned -32
[ 87.055586][ T5323] loop0: detected capacity change from 0 to 2048
[ 87.061826][ T5323] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362
[ 87.081875][ T5323] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d
[ 87.092090][ T5323] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4
[ 87.109881][ T5323] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
[ 87.125807][ T25] audit: type=1800 audit(1760221085.210:2): pid=5323 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
[ 87.261344][ T5327] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
[ 87.272894][ T5327] misc raw-gadget: fail, usb_gadget_register_driver returned -16
[ 87.320505][ T5324] loop0: detected capacity change from 2048 to 64
[ 87.323268][ T5323] syz.0.0: attempt to access beyond end of device
[ 87.323268][ T5323] loop0: rw=2049, sector=1346, nr_sectors = 1 limit=64
[ 87.339004][ T5323] Buffer I/O error on dev loop0, logical block 1346, lost sync page write
[ 87.348818][ T5323] UDF-fs: warning (device loop0): udf_update_inode: IO error syncing udf inode [00000542]
[ 87.353410][ T5323] syz.0.0: attempt to access beyond end of device
[ 87.353410][ T5323] loop0: rw=2049, sector=1701, nr_sectors = 8 limit=64
[ 87.367529][ T5324] ==================================================================
[ 87.370893][ T5324] BUG: KASAN: slab-out-of-bounds in udf_write_aext+0x69d/0x7b0
[ 87.374249][ T5324] Write of size 4 at addr ffff88803faf3dd8 by task syz.0.0/5324
[ 87.377619][ T5324]
[ 87.378708][ T5324] CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 87.378722][ T5324] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 87.378730][ T5324] Call Trace:
[ 87.378737][ T5324]
[ 87.378743][ T5324] dump_stack_lvl+0x189/0x250
[ 87.378758][ T5324] ? __virt_addr_valid+0x1c8/0x5c0
[ 87.378767][ T5324] ? rcu_is_watching+0x15/0xb0
[ 87.378778][ T5324] ? __pfx_dump_stack_lvl+0x10/0x10
[ 87.378786][ T5324] ? rcu_is_watching+0x15/0xb0
[ 87.378799][ T5324] ? lock_release+0x4b/0x3e0
[ 87.378810][ T5324] ? _raw_spin_lock_irqsave+0xb3/0xf0
[ 87.378871][ T5324] ? __virt_addr_valid+0x1c8/0x5c0
[ 87.378881][ T5324] ? __virt_addr_valid+0x4a5/0x5c0
[ 87.378892][ T5324] print_report+0xca/0x240
[ 87.378905][ T5324] ? udf_write_aext+0x69d/0x7b0
[ 87.378918][ T5324] kasan_report+0x118/0x150
[ 87.378930][ T5324] ? udf_write_aext+0x69d/0x7b0
[ 87.378945][ T5324] udf_write_aext+0x69d/0x7b0
[ 87.378959][ T5324] __udf_add_aext+0x2b9/0x6d0
[ 87.378973][ T5324] udf_free_blocks+0x1466/0x17f0
[ 87.378988][ T5324] ? do_raw_spin_lock+0x121/0x290
[ 87.379000][ T5324] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 87.379011][ T5324] ? __pfx_udf_free_blocks+0x10/0x10
[ 87.379023][ T5324] ? rcu_is_watching+0x15/0xb0
[ 87.379037][ T5324] ? __mark_inode_dirty+0x3d2/0xe10
[ 87.379053][ T5324] ? rcu_irq_exit_check_preempt+0x210/0x210
[ 87.379068][ T5324] ? __mark_inode_dirty+0x3d2/0xe10
[ 87.379083][ T5324] extent_trunc+0x35c/0x450
[ 87.379094][ T5324] ? __pfx_extent_trunc+0x10/0x10
[ 87.379106][ T5324] udf_truncate_extents+0x5b0/0xec0
[ 87.379119][ T5324] ? __pfx_udf_truncate_extents+0x10/0x10
[ 87.379133][ T5324] ? do_raw_spin_unlock+0x4d/0x240
[ 87.379144][ T5324] udf_setsize+0x972/0x1000
[ 87.379157][ T5324] ? udf_setattr+0x385/0x5a0
[ 87.379169][ T5324] ? __pfx_udf_setsize+0x10/0x10
[ 87.379180][ T5324] ? down_write+0x162/0x1f0
[ 87.379192][ T5324] ? __pfx_down_write+0x10/0x10
[ 87.379212][ T5324] ? __pfx_current_time+0x10/0x10
[ 87.379226][ T5324] udf_setattr+0x3a1/0x5a0
[ 87.379238][ T5324] ? __pfx_udf_setattr+0x10/0x10
[ 87.379251][ T5324] notify_change+0xc1a/0xf40
[ 87.379269][ T5324] do_truncate+0x1a4/0x220
[ 87.379281][ T5324] ? __pfx_do_truncate+0x10/0x10
[ 87.379289][ T5324] ? apparmor_path_truncate+0x238/0x2d0
[ 87.379308][ T5324] vfs_truncate+0x493/0x520
[ 87.379319][ T5324] ? __pfx_vfs_truncate+0x10/0x10
[ 87.379329][ T5324] do_sys_truncate+0xdb/0x190
[ 87.379339][ T5324] ? __pfx_do_sys_truncate+0x10/0x10
[ 87.379351][ T5324] __x64_sys_truncate+0x5b/0x70
[ 87.379360][ T5324] do_syscall_64+0xfa/0xfa0
[ 87.379369][ T5324] ? lockdep_hardirqs_on+0x9c/0x150
[ 87.379385][ T5324] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.379397][ T5324] ? clear_bhb_loop+0x60/0xb0
[ 87.379409][ T5324] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.379421][ T5324] RIP: 0033:0x7f7cfaf8eec9
[ 87.379432][ T5324] 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
[ 87.379442][ T5324] RSP: 002b:00007f7cf73d4038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
[ 87.379456][ T5324] RAX: ffffffffffffffda RBX: 00007f7cfb1e6090 RCX: 00007f7cfaf8eec9
[ 87.379465][ T5324] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000013c0
[ 87.379473][ T5324] RBP: 00007f7cfb011f91 R08: 0000000000000000 R09: 0000000000000000
[ 87.379479][ T5324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 87.379485][ T5324] R13: 00007f7cfb1e6128 R14: 00007f7cfb1e6090 R15: 00007ffd4fe2ce68
[ 87.379497][ T5324]
[ 87.379500][ T5324]
[ 87.529778][ T5324] Allocated by task 5323:
[ 87.531581][ T5324] kasan_save_track+0x3e/0x80
[ 87.533662][ T5324] __kasan_kmalloc+0x93/0xb0
[ 87.535715][ T5324] __kmalloc_noprof+0x411/0x7f0
[ 87.537833][ T5324] __udf_iget+0xc66/0x3ae0
[ 87.539770][ T5324] udf_fill_partdesc_info+0x773/0x1320
[ 87.542108][ T5324] udf_process_sequence+0x111c/0x47e0
[ 87.544417][ T5324] udf_check_anchor_block+0x28e/0x550
[ 87.546774][ T5324] udf_load_vrs+0x96d/0xf20
[ 87.548707][ T5324] udf_fill_super+0x5ad/0x17a0
[ 87.550683][ T5324] get_tree_bdev_flags+0x40e/0x4d0
[ 87.552673][ T5324] vfs_get_tree+0x92/0x2b0
[ 87.554673][ T5324] do_new_mount+0x302/0xa10
[ 87.556736][ T5324] __se_sys_mount+0x313/0x410
[ 87.558731][ T5324] do_syscall_64+0xfa/0xfa0
[ 87.560710][ T5324] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.563323][ T5324]
[ 87.564477][ T5324] The buggy address belongs to the object at ffff88803faf3c00
[ 87.564477][ T5324] which belongs to the cache kmalloc-512 of size 512
[ 87.570362][ T5324] The buggy address is located 0 bytes to the right of
[ 87.570362][ T5324] allocated 472-byte region [ffff88803faf3c00, ffff88803faf3dd8)
[ 87.576217][ T5324]
[ 87.577165][ T5324] The buggy address belongs to the physical page:
[ 87.579849][ T5324] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3faf2
[ 87.583459][ T5324] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 87.586980][ T5324] flags: 0x4fff00000000040(head|node=1|zone=1|lastcpupid=0x7ff)
[ 87.590072][ T5324] page_type: f5(slab)
[ 87.591655][ T5324] raw: 04fff00000000040 ffff88801a441c80 ffffea0000fec780 dead000000000002
[ 87.595037][ T5324] raw: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000
[ 87.598381][ T5324] head: 04fff00000000040 ffff88801a441c80 ffffea0000fec780 dead000000000002
[ 87.601843][ T5324] head: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000
[ 87.605446][ T5324] head: 04fff00000000001 ffffea0000febc81 00000000ffffffff 00000000ffffffff
[ 87.609111][ T5324] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002
[ 87.612764][ T5324] page dumped because: kasan: bad access detected
[ 87.615507][ T5324] page_owner tracks the page as allocated
[ 87.618063][ T5324] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5286, tgid 5286 (syz-executor), ts 79918704446, free_ts 64411074189
[ 87.626881][ T5324] post_alloc_hook+0x240/0x2a0
[ 87.629028][ T5324] get_page_from_freelist+0x2365/0x2440
[ 87.631409][ T5324] __alloc_frozen_pages_noprof+0x181/0x370
[ 87.633897][ T5324] alloc_pages_mpol+0x232/0x4a0
[ 87.636018][ T5324] allocate_slab+0x96/0x3a0
[ 87.638007][ T5324] ___slab_alloc+0xe94/0x18a0
[ 87.639981][ T5324] __slab_alloc+0x65/0x100
[ 87.641929][ T5324] __kmalloc_noprof+0x471/0x7f0
[ 87.644040][ T5324] genl_family_rcv_msg_attrs_parse+0xa3/0x2a0
[ 87.646750][ T5324] genl_family_rcv_msg_doit+0xb8/0x300
[ 87.649136][ T5324] genl_rcv_msg+0x60e/0x790
[ 87.651078][ T5324] netlink_rcv_skb+0x208/0x470
[ 87.653263][ T5324] genl_rcv+0x28/0x40
[ 87.655058][ T5324] netlink_unicast+0x82f/0x9e0
[ 87.657331][ T5324] netlink_sendmsg+0x805/0xb30
[ 87.659481][ T5324] __sock_sendmsg+0x21c/0x270
[ 87.661600][ T5324] page last free pid 5010 tgid 5010 stack trace:
[ 87.664306][ T5324] __free_frozen_pages+0xbc4/0xd30
[ 87.666601][ T5324] __put_partials+0x146/0x170
[ 87.668721][ T5324] put_cpu_partial+0x1f2/0x2e0
[ 87.670917][ T5324] __slab_free+0x2b9/0x390
[ 87.672997][ T5324] qlist_free_all+0x97/0x140
[ 87.674984][ T5324] kasan_quarantine_reduce+0x148/0x160
[ 87.677413][ T5324] __kasan_slab_alloc+0x22/0x80
[ 87.679639][ T5324] kmem_cache_alloc_node_noprof+0x433/0x710
[ 87.682182][ T5324] __alloc_skb+0x112/0x2d0
[ 87.684126][ T5324] alloc_skb_with_frags+0xca/0x890
[ 87.686298][ T5324] sock_alloc_send_pskb+0x84d/0x980
[ 87.688511][ T5324] unix_dgram_sendmsg+0x50e/0x18d0
[ 87.690726][ T5324] __sock_sendmsg+0x21c/0x270
[ 87.692735][ T5324] sock_write_iter+0x279/0x360
[ 87.694803][ T5324] do_iter_readv_writev+0x623/0x8c0
[ 87.697170][ T5324] vfs_writev+0x31a/0x960
[ 87.699046][ T5324]
[ 87.700117][ T5324] Memory state around the buggy address:
[ 87.702592][ T5324] ffff88803faf3c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 87.706114][ T5324] ffff88803faf3d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 87.709557][ T5324] >ffff88803faf3d80: 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc
[ 87.712964][ T5324] ^
[ 87.715917][ T5324] ffff88803faf3e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 87.719398][ T5324] ffff88803faf3e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 87.722778][ T5324] ==================================================================
[ 87.749924][ T5324] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 87.753060][ T5324] CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 87.756945][ T5324] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 87.761570][ T5324] Call Trace:
[ 87.763023][ T5324]
[ 87.764314][ T5324] dump_stack_lvl+0x99/0x250
[ 87.766336][ T5324] ? __asan_memcpy+0x40/0x70
[ 87.768366][ T5324] ? __pfx_dump_stack_lvl+0x10/0x10
[ 87.770626][ T5324] ? __pfx__printk+0x10/0x10
[ 87.772687][ T5324] vpanic+0x237/0x6d0
[ 87.774442][ T5324] ? __pfx_vpanic+0x10/0x10
[ 87.776471][ T5324] ? preempt_schedule+0xae/0xc0
[ 87.778616][ T5324] ? __pfx_preempt_schedule+0x10/0x10
[ 87.780998][ T5324] panic+0xb9/0xc0
[ 87.782674][ T5324] ? __pfx_panic+0x10/0x10
[ 87.784707][ T5324] ? _raw_spin_unlock_irqrestore+0xfd/0x110
[ 87.787361][ T5324] ? is_module_address+0x17/0xf0
[ 87.789541][ T5324] ? udf_write_aext+0x69d/0x7b0
[ 87.791700][ T5324] check_panic_on_warn+0x89/0xb0
[ 87.793929][ T5324] ? udf_write_aext+0x69d/0x7b0
[ 87.796110][ T5324] end_report+0x78/0x160
[ 87.798011][ T5324] kasan_report+0x129/0x150
[ 87.800029][ T5324] ? udf_write_aext+0x69d/0x7b0
[ 87.802235][ T5324] udf_write_aext+0x69d/0x7b0
[ 87.804306][ T5324] __udf_add_aext+0x2b9/0x6d0
[ 87.806508][ T5324] udf_free_blocks+0x1466/0x17f0
[ 87.808704][ T5324] ? do_raw_spin_lock+0x121/0x290
[ 87.810919][ T5324] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 87.813298][ T5324] ? __pfx_udf_free_blocks+0x10/0x10
[ 87.815625][ T5324] ? rcu_is_watching+0x15/0xb0
[ 87.817785][ T5324] ? __mark_inode_dirty+0x3d2/0xe10
[ 87.820113][ T5324] ? rcu_irq_exit_check_preempt+0x210/0x210
[ 87.822721][ T5324] ? __mark_inode_dirty+0x3d2/0xe10
[ 87.825005][ T5324] extent_trunc+0x35c/0x450
[ 87.827076][ T5324] ? __pfx_extent_trunc+0x10/0x10
[ 87.829339][ T5324] udf_truncate_extents+0x5b0/0xec0
[ 87.831636][ T5324] ? __pfx_udf_truncate_extents+0x10/0x10
[ 87.834097][ T5324] ? do_raw_spin_unlock+0x4d/0x240
[ 87.836311][ T5324] udf_setsize+0x972/0x1000
[ 87.838276][ T5324] ? udf_setattr+0x385/0x5a0
[ 87.840342][ T5324] ? __pfx_udf_setsize+0x10/0x10
[ 87.842497][ T5324] ? down_write+0x162/0x1f0
[ 87.844542][ T5324] ? __pfx_down_write+0x10/0x10
[ 87.846714][ T5324] ? __pfx_current_time+0x10/0x10
[ 87.848960][ T5324] udf_setattr+0x3a1/0x5a0
[ 87.850939][ T5324] ? __pfx_udf_setattr+0x10/0x10
[ 87.853172][ T5324] notify_change+0xc1a/0xf40
[ 87.855252][ T5324] do_truncate+0x1a4/0x220
[ 87.857294][ T5324] ? __pfx_do_truncate+0x10/0x10
[ 87.859497][ T5324] ? apparmor_path_truncate+0x238/0x2d0
[ 87.861983][ T5324] vfs_truncate+0x493/0x520
[ 87.864095][ T5324] ? __pfx_vfs_truncate+0x10/0x10
[ 87.866435][ T5324] do_sys_truncate+0xdb/0x190
[ 87.868546][ T5324] ? __pfx_do_sys_truncate+0x10/0x10
[ 87.870842][ T5324] __x64_sys_truncate+0x5b/0x70
[ 87.872954][ T5324] do_syscall_64+0xfa/0xfa0
[ 87.874866][ T5324] ? lockdep_hardirqs_on+0x9c/0x150
[ 87.877114][ T5324] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.879682][ T5324] ? clear_bhb_loop+0x60/0xb0
[ 87.881694][ T5324] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.884201][ T5324] RIP: 0033:0x7f7cfaf8eec9
[ 87.885979][ T5324] 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
[ 87.893813][ T5324] RSP: 002b:00007f7cf73d4038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
[ 87.897321][ T5324] RAX: ffffffffffffffda RBX: 00007f7cfb1e6090 RCX: 00007f7cfaf8eec9
[ 87.900690][ T5324] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000013c0
[ 87.904001][ T5324] RBP: 00007f7cfb011f91 R08: 0000000000000000 R09: 0000000000000000
[ 87.907383][ T5324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 87.910664][ T5324] R13: 00007f7cfb1e6128 R14: 00007f7cfb1e6090 R15: 00007ffd4fe2ce68
[ 87.914019][ T5324]
[ 87.915686][ T5324] Kernel Offset: disabled
[ 87.917538][ T5324] Rebooting in 86400 seconds..