./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3219767632
<...>
forked to background, child pid 3183
no interfaces have a carrier
[ 22.395362][ T3184] 8021q: adding VLAN 0 to HW filter on device bond0
[ 22.407486][ T3184] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.0.10' (ECDSA) to the list of known hosts.
execve("./syz-executor3219767632", ["./syz-executor3219767632"], 0x7fffcb3f68d0 /* 10 vars */) = 0
brk(NULL) = 0x555555d41000
brk(0x555555d41c40) = 0x555555d41c40
arch_prctl(ARCH_SET_FS, 0x555555d41300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor3219767632", 4096) = 28
brk(0x555555d62c40) = 0x555555d62c40
brk(0x555555d63000) = 0x555555d63000
mprotect(0x7f92505d1000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
memfd_create("syzkaller", 0) = 3
ftruncate(3, 32768) = 0
pwrite64(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x08\xff\xfe\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x03\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\xff\x01\x00\x00\x00\x00\x00\x00\x01", 65, 0) = 65
pwrite64(3, NULL, 0, 16384) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
mkdir("./file0", 0777) = 0
syzkaller login: [ 44.104229][ T3612] loop0: detected capacity change from 0 to 64
[ 44.114366][ T3612] ================================================================================
[ 44.123744][ T3612] UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:675:13
[ 44.130811][ T3612] shift exponent -255 is negative
[ 44.135924][ T3612] CPU: 1 PID: 3612 Comm: syz-executor321 Not tainted 6.0.0-rc6-syzkaller-00286-ga63f2e7cb110 #0
[ 44.146331][ T3612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
[ 44.156368][ T3612] Call Trace:
[ 44.159630][ T3612]
[ 44.162543][ T3612] dump_stack_lvl+0xcd/0x134
[ 44.167133][ T3612] ubsan_epilogue+0xb/0x50
[ 44.171533][ T3612] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187
[ 44.178286][ T3612] ntfs_fill_super.cold+0x147/0x56c
[ 44.183482][ T3612] ? snprintf+0xbb/0xf0
[ 44.187620][ T3612] ? put_ntfs+0x330/0x330
[ 44.191943][ T3612] ? set_blocksize+0x2e5/0x370
[ 44.196708][ T3612] get_tree_bdev+0x440/0x760
[ 44.201296][ T3612] ? put_ntfs+0x330/0x330
[ 44.205620][ T3612] vfs_get_tree+0x89/0x2f0
[ 44.210119][ T3612] path_mount+0x1326/0x1e20
[ 44.214621][ T3612] ? kmem_cache_free+0xeb/0x5b0
[ 44.219469][ T3612] ? finish_automount+0x960/0x960
[ 44.224493][ T3612] ? putname+0xfe/0x140
[ 44.228649][ T3612] __x64_sys_mount+0x27f/0x300
[ 44.233419][ T3612] ? copy_mnt_ns+0xae0/0xae0
[ 44.238006][ T3612] ? lockdep_hardirqs_on+0x79/0x100
[ 44.243206][ T3612] ? _raw_spin_unlock_irq+0x2a/0x40
[ 44.248398][ T3612] ? ptrace_notify+0xfa/0x140
[ 44.253077][ T3612] do_syscall_64+0x35/0xb0
[ 44.257488][ T3612] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 44.263374][ T3612] RIP: 0033:0x7f925056614a
[ 44.267783][ T3612] Code: 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 44.287385][ T3612] RSP: 002b:00007ffd350dd2d8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
[ 44.295800][ T3612] RAX: ffffffffffffffda RBX: 00007ffd350dd330 RCX: 00007f925056614a
[ 44.303763][ T3612] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffd350dd2f0
[ 44.311726][ T3612] RBP: 00007ffd350dd2f0 R08: 00007ffd350dd330 R09: 0000000000000000
[ 44.319688][ T3612] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000020000230
[ 44.327650][ T3612] R13: 0000000000000003 R14: 0000000000000004 R15: 0000000000000002
[ 44.335625][ T3612]
[ 44.338820][ T3612] ================================================================================
[ 44.348161][ T3612] Kernel panic - not syncing: panic_on_warn set ...
[ 44.354923][ T3612] CPU: 0 PID: 3612 Comm: syz-executor321 Not tainted 6.0.0-rc6-syzkaller-00286-ga63f2e7cb110 #0
[ 44.365337][ T3612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
[ 44.375380][ T3612] Call Trace:
[ 44.378646][ T3612]
[ 44.381567][ T3612] dump_stack_lvl+0xcd/0x134
[ 44.386154][ T3612] panic+0x2c8/0x627
[ 44.390049][ T3612] ? panic_print_sys_info.part.0+0x10b/0x10b
[ 44.396034][ T3612] ? ubsan_epilogue+0x3e/0x50
[ 44.400711][ T3612] ubsan_epilogue+0x4a/0x50
[ 44.405208][ T3612] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187
[ 44.412064][ T3612] ntfs_fill_super.cold+0x147/0x56c
[ 44.417266][ T3612] ? snprintf+0xbb/0xf0
[ 44.421419][ T3612] ? put_ntfs+0x330/0x330
[ 44.425744][ T3612] ? set_blocksize+0x2e5/0x370
[ 44.430509][ T3612] get_tree_bdev+0x440/0x760
[ 44.435093][ T3612] ? put_ntfs+0x330/0x330
[ 44.439593][ T3612] vfs_get_tree+0x89/0x2f0
[ 44.444003][ T3612] path_mount+0x1326/0x1e20
[ 44.448505][ T3612] ? kmem_cache_free+0xeb/0x5b0
[ 44.453352][ T3612] ? finish_automount+0x960/0x960
[ 44.458374][ T3612] ? putname+0xfe/0x140
[ 44.462528][ T3612] __x64_sys_mount+0x27f/0x300
[ 44.467288][ T3612] ? copy_mnt_ns+0xae0/0xae0
[ 44.471871][ T3612] ? lockdep_hardirqs_on+0x79/0x100
[ 44.477069][ T3612] ? _raw_spin_unlock_irq+0x2a/0x40
[ 44.482258][ T3612] ? ptrace_notify+0xfa/0x140
[ 44.487105][ T3612] do_syscall_64+0x35/0xb0
[ 44.491513][ T3612] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 44.497400][ T3612] RIP: 0033:0x7f925056614a
[ 44.501806][ T3612] Code: 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 44.521407][ T3612] RSP: 002b:00007ffd350dd2d8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
[ 44.529810][ T3612] RAX: ffffffffffffffda RBX: 00007ffd350dd330 RCX: 00007f925056614a
[ 44.537770][ T3612] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffd350dd2f0
[ 44.545731][ T3612] RBP: 00007ffd350dd2f0 R08: 00007ffd350dd330 R09: 0000000000000000
[ 44.553786][ T3612] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000020000230
[ 44.561746][ T3612] R13: 0000000000000003 R14: 0000000000000004 R15: 0000000000000002
[ 44.569721][ T3612]
[ 44.573327][ T3612] Kernel Offset: disabled
[ 44.577696][ T3612] Rebooting in 86400 seconds..