Warning: Permanently added '10.128.1.45' (ED25519) to the list of known hosts. [ 34.273558][ T30] audit: type=1400 audit(1748610044.947:64): avc: denied { execmem } for pid=281 comm="syz-executor925" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 34.293199][ T30] audit: type=1400 audit(1748610044.947:65): avc: denied { mounton } for pid=283 comm="syz-executor925" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 34.315382][ T30] audit: type=1400 audit(1748610044.967:66): avc: denied { mounton } for pid=283 comm="syz-executor925" path="/root/syz-tmp" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 34.317532][ T283] request_module fs-gadgetfs succeeded, but still no fs? [ 34.338306][ T30] audit: type=1400 audit(1748610044.967:67): avc: denied { mount } for pid=283 comm="syz-executor925" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 34.338337][ T30] audit: type=1400 audit(1748610044.977:68): avc: denied { mounton } for pid=283 comm="syz-executor925" path="/root/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 34.338362][ T30] audit: type=1400 audit(1748610044.977:69): avc: denied { mount } for pid=283 comm="syz-executor925" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 34.338386][ T30] audit: type=1400 audit(1748610044.977:70): avc: denied { mounton } for pid=283 comm="syz-executor925" path="/root/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1 [ 34.338411][ T30] audit: type=1400 audit(1748610044.977:71): avc: denied { mounton } for pid=283 comm="syz-executor925" path="/root/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=14436 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 executing program [ 34.338437][ T30] audit: type=1400 audit(1748610044.977:72): avc: denied { unmount } for pid=283 comm="syz-executor925" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 34.338462][ T30] audit: type=1400 audit(1748610044.987:73): avc: denied { mounton } for pid=283 comm="syz-executor925" path="/dev/gadgetfs" dev="devtmpfs" ino=556 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 executing program [ 34.519175][ T285] loop0: detected capacity change from 0 to 256 executing program [ 34.571048][ T289] loop0: detected capacity change from 0 to 256 executing program [ 34.643441][ T292] loop0: detected capacity change from 0 to 256 [ 34.698068][ T295] loop0: detected capacity change from 0 to 256 [ 34.710226][ T295] ======================================================= [ 34.710226][ T295] WARNING: The mand mount option has been deprecated and [ 34.710226][ T295] and is ignored by this kernel. Remove the mand [ 34.710226][ T295] option from the mount to silence this warning. [ 34.710226][ T295] ======================================================= executing program [ 34.749232][ T295] exFAT-fs (loop0): invalid boot record signature [ 34.756065][ T295] exFAT-fs (loop0): failed to read boot sector [ 34.762433][ T295] exFAT-fs (loop0): failed to recognize exfat type executing program [ 34.827276][ T298] loop0: detected capacity change from 0 to 256 executing program [ 34.895960][ T301] loop0: detected capacity change from 0 to 256 [ 34.911880][ T301] exFAT-fs (loop0): invalid boot record signature [ 34.918897][ T301] exFAT-fs (loop0): failed to read boot sector [ 34.925307][ T301] exFAT-fs (loop0): failed to recognize exfat type executing program [ 34.980752][ T304] loop0: detected capacity change from 0 to 256 executing program [ 35.060515][ T307] loop0: detected capacity change from 0 to 256 executing program [ 35.141246][ T310] loop0: detected capacity change from 0 to 256 [ 35.210365][ T313] loop0: detected capacity change from 0 to 256 executing program executing program [ 35.297518][ T316] loop0: detected capacity change from 0 to 256 [ 35.379008][ T319] loop0: detected capacity change from 0 to 256 [ 35.396433][ T319] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 35.410214][ T319] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 35.424868][ T319] ================================================================================ [ 35.435203][ T319] UBSAN: shift-out-of-bounds in fs/exfat/super.c:520:38 [ 35.443454][ T319] shift exponent 121 is too large for 32-bit type 'int' [ 35.451008][ T319] CPU: 1 PID: 319 Comm: syz-executor925 Not tainted 5.15.184-syzkaller-00129-g4032a894ccb2 #0 [ 35.461694][ T319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 35.472303][ T319] Call Trace: [ 35.475966][ T319] [ 35.478898][ T319] __dump_stack+0x21/0x30 [ 35.483418][ T319] dump_stack_lvl+0xee/0x150 [ 35.488020][ T319] ? show_regs_print_info+0x20/0x20 [ 35.493643][ T319] dump_stack+0x15/0x20 [ 35.497822][ T319] ubsan_epilogue+0xe/0x40 [ 35.502244][ T319] __ubsan_handle_shift_out_of_bounds+0x37c/0x400 [ 35.508665][ T319] exfat_fill_super+0x2930/0x2d00 [ 35.513691][ T319] ? exfat_reconfigure+0x90/0x90 [ 35.518730][ T319] ? mutex_unlock+0x89/0x220 [ 35.523412][ T319] ? set_blocksize+0x1fc/0x380 [ 35.528173][ T319] ? sb_set_blocksize+0xaa/0xf0 [ 35.533018][ T319] get_tree_bdev+0x433/0x670 [ 35.537688][ T319] ? exfat_reconfigure+0x90/0x90 [ 35.542645][ T319] exfat_get_tree+0x1c/0x20 [ 35.547157][ T319] vfs_get_tree+0x89/0x260 [ 35.551578][ T319] do_new_mount+0x25a/0xa20 [ 35.556606][ T319] path_mount+0x675/0x1020 [ 35.561116][ T319] ? user_path_at_empty+0x161/0x1c0 [ 35.566766][ T319] __se_sys_mount+0x318/0x380 [ 35.571788][ T319] ? do_mkdirat+0x459/0x4c0 [ 35.576411][ T319] ? __x64_sys_mount+0xd0/0xd0 [ 35.581380][ T319] __x64_sys_mount+0xbf/0xd0 [ 35.585968][ T319] x64_sys_call+0x6bf/0x9a0 [ 35.590465][ T319] do_syscall_64+0x4c/0xa0 [ 35.595132][ T319] ? clear_bhb_loop+0x50/0xa0 [ 35.600029][ T319] ? clear_bhb_loop+0x50/0xa0 [ 35.604798][ T319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 35.610707][ T319] RIP: 0033:0x7fbad0a4a97a [ 35.615648][ T319] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 8e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 35.637457][ T319] RSP: 002b:00007fbad0a04fd8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 35.646100][ T319] RAX: ffffffffffffffda RBX: 00007fbad0a04ff0 RCX: 00007fbad0a4a97a [ 35.654319][ T319] RDX: 00002000000005c0 RSI: 0000200000000240 RDI: 00007fbad0a04ff0 [ 35.662557][ T319] RBP: 0000200000000240 R08: 00007fbad0a05030 R09: 00000000000014f8 [ 35.671788][ T319] R10: 0000000003000050 R11: 0000000000000286 R12: 00002000000005c0 [ 35.679881][ T319] R13: 00007fbad0a05030 R14: 0000000000000004 R15: 0000000003000050 [ 35.687957][ T319] [ 35.691121][ T319] ================================================================================ [ 35.702216][ T319] exFAT-fs (loop0): unable to set blocksize 33554432 [ 35.711754][ T319] exFAT-fs (loop0): failed to read boot sector executing program [ 35.721914][ T319] exFAT-fs (loop0): failed to recognize exfat type [ 35.783932][ T323] loop0: detected capacity change from 0 to 256 executing program [ 35.903798][ T326] loop0: detected capacity change from 0 to 256 [ 35.911628][ T326] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 35.922758][ T326] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 35.937810][ T326] exFAT-fs (loop0): failed to load upcase table (idx : 0x00000c57, chksum : 0x12b202c6, utbl_chksum : 0xe619d30d) executing program [ 35.950905][ T326] exFAT-fs (loop0): failed to load alloc-bitmap [ 35.957548][ T326] exFAT-fs (loop0): failed to recognize exfat type executing program [ 36.029198][ T329] loop0: detected capacity change from 0 to 256 executing program [ 36.088958][ T332] loop0: detected capacity change from 0 to 256 [ 36.163497][ T335] loop0: detected capacity change from 0 to 256 executing program [ 36.258422][ T338] loop0: detected capacity change from 0 to 256 executing program [ 36.372060][ T341] loop0: detected capacity change from 0 to 256 executing program [ 36.495090][ T344] loop0: detected capacity change from 0 to 256 [ 36.506367][ T344] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 36.517766][ T344] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 36.531850][ T344] exFAT-fs (loop0): unable to set blocksize 33554432 [ 36.538667][ T344] exFAT-fs (loop0): failed to read boot sector executing program [ 36.544984][ T344] exFAT-fs (loop0): failed to recognize exfat type [ 36.591515][ T347] loop0: detected capacity change from 0 to 256 executing program executing program [ 36.707001][ T350] loop0: detected capacity change from 0 to 256 [ 36.735479][ T353] loop0: detected capacity change from 0 to 256 executing program executing program [ 36.834941][ T356] loop0: detected capacity change from 0 to 256 [ 36.890471][ T359] loop0: detected capacity change from 0 to 256 executing program executing program [ 36.983508][ T362] loop0: detected capacity change from 0 to 256 executing program [ 37.055007][ T365] loop0: detected capacity change from 0 to 256 executing program [ 37.130061][ T368] loop0: detected capacity change from 0 to 256 [ 37.200641][ T372] loop0: detected capacity change from 0 to 256 executing program executing program [ 37.300112][ T376] loop0: detected capacity change from 0 to 256 [ 37.365304][ T379] loop0: detected capacity change from 0 to 256 executing program [ 37.495273][ T382] loop0: detected capacity change from 0 to 256 executing program executing program [ 37.660058][ T385] loop0: detected capacity change from 0 to 256 executing program [ 37.735106][ T388] loop0: detected capacity change from 0 to 256 [ 37.805126][ T391] loop0: detected capacity change from 0 to 256 executing program executing program [ 37.935213][ T395] loop0: detected capacity change from 0 to 256 [ 38.015211][ T398] loop0: detected capacity change from 0 to 256 executing program [ 38.180131][ T402] loop0: detected capacity change from 0 to 256 executing program [ 38.294925][ T406] loop0: detected capacity change from 0 to 256 [ 38.305474][ T406] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 38.317421][ T406] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 38.326800][ T406] exFAT-fs (loop0): unable to set blocksize 33554432 [ 38.334439][ T406] exFAT-fs (loop0): failed to read boot sector [ 38.341953][ T406] exFAT-fs (loop0): failed to recognize exfat type executing program executing program [ 38.426849][ T409] loop0: detected capacity change from 0 to 256 [ 38.455793][ T412] loop0: detected capacity change from 0 to 256 executing program [ 38.621110][ T416] loop0: detected capacity change from 0 to 256 executing program [ 38.771549][ T420] loop0: detected capacity change from 0 to 256 executing program executing program [ 38.993263][ T425] loop0: detected capacity change from 0 to 256 [ 39.040968][ T428] loop0: detected capacity change from 0 to 256 executing program executing program [ 39.134680][ T431] loop0: detected capacity change from 0 to 256 executing program [ 39.209375][ T434] loop0: detected capacity change from 0 to 256 executing program executing program [ 39.270323][ T438] loop0: detected capacity change from 0 to 256 executing program [ 39.343899][ T444] loop0: detected capacity change from 0 to 256 [ 39.416504][ T447] loop0: detected capacity change from 0 to 256 [ 39.423576][ T447] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 39.434988][ T447] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 39.444105][ T447] exFAT-fs (loop0): Invalid exboot-signature(sector = 3): 0x17000000 [ 39.452479][ T447] exFAT-fs (loop0): Invalid exboot-signature(sector = 4): 0x20000000 [ 39.461146][ T447] exFAT-fs (loop0): Invalid exboot-signature(sector = 5): 0x00000001 [ 39.469667][ T447] exFAT-fs (loop0): Invalid exboot-signature(sector = 6): 0x00000000 [ 39.477821][ T447] exFAT-fs (loop0): Invalid exboot-signature(sector = 7): 0x00000020 [ 39.486212][ T447] exFAT-fs (loop0): Invalid exboot-signature(sector = 8): 0x00000000 [ 39.494612][ T447] exFAT-fs (loop0): Invalid boot checksum (boot checksum : 0x00000000, checksum : 0x209d27a2) [ 39.505168][ T447] exFAT-fs (loop0): invalid boot region executing program [ 39.511045][ T447] exFAT-fs (loop0): failed to recognize exfat type [ 39.574736][ T450] loop0: detected capacity change from 0 to 256 executing program executing program [ 39.706357][ T453] loop0: detected capacity change from 0 to 256 [ 39.761561][ T456] loop0: detected capacity change from 0 to 256 executing program [ 39.868381][ T459] loop0: detected capacity change from 0 to 256 [ 39.877588][ T459] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 39.892687][ T459] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 39.902189][ T459] exFAT-fs (loop0): unable to set blocksize 33554432 [ 39.909745][ T459] exFAT-fs (loop0): failed to read boot sector executing program [ 39.916630][ T459] exFAT-fs (loop0): failed to recognize exfat type [ 39.961496][ T462] loop0: detected capacity change from 0 to 256 executing program executing program [ 40.062702][ T465] loop0: detected capacity change from 0 to 256 [ 40.117969][ T468] loop0: detected capacity change from 0 to 256 executing program [ 40.216227][ T471] loop0: detected capacity change from 0 to 256 executing program executing program [ 40.338719][ T476] loop0: detected capacity change from 0 to 256 [ 40.384802][ T479] loop0: detected capacity change from 0 to 256 executing program [ 40.481208][ T482] loop0: detected capacity change from 0 to 256 executing program executing program [ 40.661241][ T485] loop0: detected capacity change from 0 to 256 executing program [ 40.735552][ T488] loop0: detected capacity change from 0 to 256 [ 40.774980][ T491] loop0: detected capacity change from 0 to 256 executing program executing program [ 40.884904][ T494] loop0: detected capacity change from 0 to 256 [ 40.935529][ T497] loop0: detected capacity change from 0 to 256 executing program executing program [ 41.044733][ T501] loop0: detected capacity change from 0 to 256 [ 41.105539][ T504] loop0: detected capacity change from 0 to 256 executing program executing program [ 41.206566][ T507] loop0: detected capacity change from 0 to 256 [ 41.330398][ T511] loop0: detected capacity change from 0 to 256 executing program [ 41.455266][ T515] loop0: detected capacity change from 0 to 256 executing program [ 41.554727][ T518] loop0: detected capacity change from 0 to 256 executing program executing program [ 41.654380][ T521] loop0: detected capacity change from 0 to 256 executing program [ 41.714760][ T524] loop0: detected capacity change from 0 to 256 [ 41.775461][ T527] loop0: detected capacity change from 0 to 256 executing program [ 41.930377][ T531] loop0: detected capacity change from 0 to 256 executing program executing program [ 42.020393][ T534] loop0: detected capacity change from 0 to 256 [ 42.095097][ T537] loop0: detected capacity change from 0 to 256 [ 42.105210][ T537] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 42.116565][ T537] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 42.127138][ T537] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 42.141869][ T537] exFAT-fs (loop0): failed to load alloc-bitmap [ 42.152378][ T537] exFAT-fs (loop0): failed to recognize exfat type executing program [ 42.260898][ T540] loop0: detected capacity change from 0 to 256 executing program executing program [ 42.414787][ T543] loop0: detected capacity change from 0 to 256 executing program [ 42.500254][ T546] loop0: detected capacity change from 0 to 256 [ 42.555373][ T549] loop0: detected capacity change from 0 to 256 executing program [ 42.695272][ T552] loop0: detected capacity change from 0 to 256 [ 42.706540][ T552] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 42.718078][ T552] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 42.730135][ T552] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) executing program [ 42.747020][ T552] exFAT-fs (loop0): failed to load alloc-bitmap [ 42.753781][ T552] exFAT-fs (loop0): failed to recognize exfat type [ 42.795261][ T555] loop0: detected capacity change from 0 to 256 [ 42.806396][ T555] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 42.818521][ T555] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 42.832191][ T555] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) executing program [ 42.847126][ T555] exFAT-fs (loop0): failed to load alloc-bitmap [ 42.855907][ T555] exFAT-fs (loop0): failed to recognize exfat type [ 42.920318][ T558] loop0: detected capacity change from 0 to 256 [ 42.929267][ T558] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 42.942626][ T558] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 42.954037][ T558] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 42.989862][ T558] exFAT-fs (loop0): failed to load alloc-bitmap [ 42.997916][ T558] exFAT-fs (loop0): failed to recognize exfat type executing program executing program [ 43.104625][ T561] loop0: detected capacity change from 0 to 256 executing program [ 43.155051][ T564] loop0: detected capacity change from 0 to 256 [ 43.205143][ T567] loop0: detected capacity change from 0 to 256 executing program [ 43.314778][ T571] loop0: detected capacity change from 0 to 256 executing program executing program [ 43.421122][ T574] loop0: detected capacity change from 0 to 256 [ 43.485899][ T577] loop0: detected capacity change from 0 to 256 executing program executing program [ 43.574996][ T580] loop0: detected capacity change from 0 to 256 executing program [ 43.630918][ T583] loop0: detected capacity change from 0 to 256 executing program [ 43.701101][ T586] loop0: detected capacity change from 0 to 256 [ 43.775064][ T589] loop0: detected capacity change from 0 to 256 executing program executing program [ 43.861164][ T592] loop0: detected capacity change from 0 to 256 [ 43.897255][ T595] loop0: detected capacity change from 0 to 256 executing program [ 44.060774][ T599] loop0: detected capacity change from 0 to 256 executing program [ 44.151720][ T602] loop0: detected capacity change from 0 to 256 executing program [ 44.255165][ T605] loop0: detected capacity change from 0 to 256 executing program [ 44.364828][ T609] loop0: detected capacity change from 0 to 256 executing program [ 44.455077][ T612] loop0: detected capacity change from 0 to 256 [ 44.466173][ T612] exFAT-fs (loop0): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 44.479777][ T612] exFAT-fs (loop0): Medium has reported failures. Some data may be lost. [ 44.490648][ T612] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) executing program [ 44.506212][ T612] exFAT-fs (loop0): failed to load alloc-bitmap [ 44.514604][ T612] exFAT-fs (loop0): failed to recognize exfat type executing program [ 44.575571][ T615] loop0: detected capacity change from 0 to 256 [ 44.635982][ T618] loop0: detected capacity change from 0 to 256 executing program [ 44.741177][ T622] loop0: detected capacity change from 0 to 256 executing program executing program [ 44.934531][ T627] loop0: detected capacity change from 0 to 256 executing program [ 45.009912][ T630] loop0: detected capacity change from 0 to 256 executing program [ 45.054926][ T634] loop0: detected capacity change from 0 to 256 executing program [ 45.134620][ T637] loop0: detected capacity change from 0 to 256 [ 45.215534][ T640] loop0: detected capacity change from 0 to 256 executing program [ 45.338346][ T643] loop0: detected capacity change from 0 to 256 executing program