./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1466504882
<...>
Warning: Permanently added '10.128.0.253' (ECDSA) to the list of known hosts.
execve("./syz-executor1466504882", ["./syz-executor1466504882"], 0x7fff75ae3fa0 /* 10 vars */) = 0
brk(NULL) = 0x555555b2e000
brk(0x555555b2ec40) = 0x555555b2ec40
arch_prctl(ARCH_SET_FS, 0x555555b2e300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor1466504882", 4096) = 28
brk(0x555555b4fc40) = 0x555555b4fc40
brk(0x555555b50000) = 0x555555b50000
mprotect(0x7f1f4e3b2000, 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
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1f45ef3000
syzkaller login: [ 64.908955][ T4995] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4995 'syz-executor146'
write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216
munmap(0x7f1f45ef3000, 16777216) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./bus", 0777) = 0
mount("/dev/loop0", "./bus", "jfs", 0, "") = 0
openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
chdir("./bus") = 0
ioctl(4, LOOP_CLR_FD) = 0
close(4) = 0
openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4
[ 65.085823][ T4995] loop0: detected capacity change from 0 to 32768
[ 65.115351][ T4995] ================================================================================
[ 65.125014][ T4995] UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:1965:6
[ 65.132601][ T4995] index -84 is out of range for type 's8[341]' (aka 'signed char[341]')
[ 65.141045][ T4995] CPU: 1 PID: 4995 Comm: syz-executor146 Not tainted 6.4.0-rc6-syzkaller-00037-gb6dad5178cea #0
[ 65.151492][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 65.161670][ T4995] Call Trace:
[ 65.164955][ T4995]
[ 65.167898][ T4995] dump_stack_lvl+0x1e7/0x2d0
[ 65.172606][ T4995] ? rcu_is_watching+0x15/0xb0
[ 65.177379][ T4995] ? nf_tcp_handle_invalid+0x650/0x650
[ 65.182859][ T4995] ? panic+0x770/0x770
[ 65.186949][ T4995] __ubsan_handle_out_of_bounds+0x11c/0x150
[ 65.192871][ T4995] dbAllocDmapLev+0x3e5/0x430
[ 65.197573][ T4995] ? dbAllocNear+0x390/0x390
[ 65.202196][ T4995] dbAllocCtl+0x113/0x920
[ 65.206641][ T4995] dbAllocAG+0x28f/0x10b0
[ 65.211011][ T4995] ? do_sys_openat2+0x13f/0x500
[ 65.215909][ T4995] ? __might_sleep+0xc0/0xc0
[ 65.220551][ T4995] ? __down_write_common+0x161/0x200
[ 65.225867][ T4995] ? dbAllocDmapLev+0x430/0x430
[ 65.230837][ T4995] dbAlloc+0x658/0xca0
[ 65.234932][ T4995] ? dbNextAG+0x630/0x630
[ 65.239296][ T4995] dtInsert+0xda7/0x6b00
[ 65.243564][ T4995] ? do_filp_open+0x234/0x490
[ 65.248259][ T4995] ? __x64_sys_openat+0x247/0x290
[ 65.253311][ T4995] ? mark_lock+0x9a/0x340
[ 65.257751][ T4995] ? __lock_acquire+0x1316/0x2070
[ 65.262794][ T4995] ? UniStrupr+0x2c0/0x2c0
[ 65.267259][ T4995] ? read_lock_is_recursive+0x20/0x20
[ 65.272735][ T4995] ? txLock+0x251/0x1fb0
[ 65.277008][ T4995] ? do_raw_spin_unlock+0x13b/0x8b0
[ 65.282241][ T4995] ? txLock+0x10ce/0x1fb0
[ 65.286610][ T4995] jfs_create+0x7b6/0xbb0
[ 65.290961][ T4995] ? jfs_lookup+0x410/0x410
[ 65.295486][ T4995] ? jfs_get_parent+0xa0/0xa0
[ 65.300193][ T4995] ? make_vfsuid+0x6f/0xb0
[ 65.304638][ T4995] ? bpf_lsm_inode_create+0x9/0x10
[ 65.309757][ T4995] ? security_inode_create+0xb8/0x100
[ 65.315156][ T4995] ? jfs_lookup+0x410/0x410
[ 65.319699][ T4995] path_openat+0x13df/0x3170
[ 65.324427][ T4995] ? do_filp_open+0x490/0x490
[ 65.329158][ T4995] do_filp_open+0x234/0x490
[ 65.333696][ T4995] ? vfs_tmpfile+0x4a0/0x4a0
[ 65.338424][ T4995] ? _raw_spin_unlock+0x28/0x40
[ 65.343312][ T4995] ? alloc_fd+0x59c/0x640
[ 65.347685][ T4995] do_sys_openat2+0x13f/0x500
[ 65.352383][ T4995] ? print_irqtrace_events+0x220/0x220
[ 65.357880][ T4995] ? do_sys_open+0x230/0x230
[ 65.362524][ T4995] ? lockdep_hardirqs_on+0x98/0x140
[ 65.367749][ T4995] ? _raw_spin_unlock_irq+0x2e/0x50
[ 65.372968][ T4995] ? ptrace_notify+0x278/0x380
[ 65.377774][ T4995] __x64_sys_openat+0x247/0x290
[ 65.382648][ T4995] ? __ia32_sys_open+0x270/0x270
[ 65.387640][ T4995] ? syscall_enter_from_user_mode+0x32/0x230
[ 65.393658][ T4995] ? syscall_enter_from_user_mode+0x8c/0x230
[ 65.399671][ T4995] do_syscall_64+0x41/0xc0
[ 65.404112][ T4995] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 65.410026][ T4995] RIP: 0033:0x7f1f4e33f7e9
[ 65.414454][ T4995] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48
[ 65.434079][ T4995] RSP: 002b:00007ffc21129578 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 65.442509][ T4995] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f4e33f7e9
[ 65.450491][ T4995] RDX: 000000000000275a RSI: 0000000020000040 RDI: 00000000ffffff9c
[ 65.458476][ T4995] RBP: 00007f1f4e2ff080 R08: 0000000000000000 R09: 0000000000000000
[ 65.466460][ T4995] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1f4e2ff110
[ 65.474447][ T4995] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 65.482613][ T4995]
[ 65.485909][ T4995] ================================================================================
[ 65.495306][ T4995] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 65.502509][ T4995] CPU: 1 PID: 4995 Comm: syz-executor146 Not tainted 6.4.0-rc6-syzkaller-00037-gb6dad5178cea #0
[ 65.512934][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 65.522994][ T4995] Call Trace:
[ 65.526284][ T4995]
[ 65.529311][ T4995] dump_stack_lvl+0x1e7/0x2d0
[ 65.534005][ T4995] ? nf_tcp_handle_invalid+0x650/0x650
[ 65.539476][ T4995] ? panic+0x770/0x770
[ 65.543567][ T4995] ? vscnprintf+0x5d/0x80
[ 65.547914][ T4995] panic+0x30f/0x770
[ 65.551826][ T4995] ? check_panic_on_warn+0x21/0xa0
[ 65.556952][ T4995] ? __memcpy_flushcache+0x2b0/0x2b0
[ 65.562251][ T4995] ? dump_stack_lvl+0x253/0x2d0
[ 65.567140][ T4995] check_panic_on_warn+0x82/0xa0
[ 65.572097][ T4995] __ubsan_handle_out_of_bounds+0x13c/0x150
[ 65.578014][ T4995] dbAllocDmapLev+0x3e5/0x430
[ 65.582729][ T4995] ? dbAllocNear+0x390/0x390
[ 65.587348][ T4995] dbAllocCtl+0x113/0x920
[ 65.591705][ T4995] dbAllocAG+0x28f/0x10b0
[ 65.596051][ T4995] ? do_sys_openat2+0x13f/0x500
[ 65.600925][ T4995] ? __might_sleep+0xc0/0xc0
[ 65.605537][ T4995] ? __down_write_common+0x161/0x200
[ 65.610837][ T4995] ? dbAllocDmapLev+0x430/0x430
[ 65.615712][ T4995] dbAlloc+0x658/0xca0
[ 65.619804][ T4995] ? dbNextAG+0x630/0x630
[ 65.624161][ T4995] dtInsert+0xda7/0x6b00
[ 65.628428][ T4995] ? do_filp_open+0x234/0x490
[ 65.633115][ T4995] ? __x64_sys_openat+0x247/0x290
[ 65.638170][ T4995] ? mark_lock+0x9a/0x340
[ 65.642525][ T4995] ? __lock_acquire+0x1316/0x2070
[ 65.647571][ T4995] ? UniStrupr+0x2c0/0x2c0
[ 65.652022][ T4995] ? read_lock_is_recursive+0x20/0x20
[ 65.657432][ T4995] ? txLock+0x251/0x1fb0
[ 65.661713][ T4995] ? do_raw_spin_unlock+0x13b/0x8b0
[ 65.666961][ T4995] ? txLock+0x10ce/0x1fb0
[ 65.671320][ T4995] jfs_create+0x7b6/0xbb0
[ 65.675671][ T4995] ? jfs_lookup+0x410/0x410
[ 65.680195][ T4995] ? jfs_get_parent+0xa0/0xa0
[ 65.684905][ T4995] ? make_vfsuid+0x6f/0xb0
[ 65.689349][ T4995] ? bpf_lsm_inode_create+0x9/0x10
[ 65.694486][ T4995] ? security_inode_create+0xb8/0x100
[ 65.699962][ T4995] ? jfs_lookup+0x410/0x410
[ 65.704486][ T4995] path_openat+0x13df/0x3170
[ 65.709118][ T4995] ? do_filp_open+0x490/0x490
[ 65.714007][ T4995] do_filp_open+0x234/0x490
[ 65.718528][ T4995] ? vfs_tmpfile+0x4a0/0x4a0
[ 65.723164][ T4995] ? _raw_spin_unlock+0x28/0x40
[ 65.728057][ T4995] ? alloc_fd+0x59c/0x640
[ 65.732426][ T4995] do_sys_openat2+0x13f/0x500
[ 65.737124][ T4995] ? print_irqtrace_events+0x220/0x220
[ 65.742620][ T4995] ? do_sys_open+0x230/0x230
[ 65.747250][ T4995] ? lockdep_hardirqs_on+0x98/0x140
[ 65.752547][ T4995] ? _raw_spin_unlock_irq+0x2e/0x50
[ 65.757821][ T4995] ? ptrace_notify+0x278/0x380
[ 65.762615][ T4995] __x64_sys_openat+0x247/0x290
[ 65.768017][ T4995] ? __ia32_sys_open+0x270/0x270
[ 65.772992][ T4995] ? syscall_enter_from_user_mode+0x32/0x230
[ 65.779015][ T4995] ? syscall_enter_from_user_mode+0x8c/0x230
[ 65.785115][ T4995] do_syscall_64+0x41/0xc0
[ 65.789547][ T4995] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 65.795459][ T4995] RIP: 0033:0x7f1f4e33f7e9
[ 65.799893][ T4995] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48
[ 65.819516][ T4995] RSP: 002b:00007ffc21129578 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 65.827962][ T4995] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f4e33f7e9
[ 65.835955][ T4995] RDX: 000000000000275a RSI: 0000000020000040 RDI: 00000000ffffff9c
[ 65.843934][ T4995] RBP: 00007f1f4e2ff080 R08: 0000000000000000 R09: 0000000000000000
[ 65.851916][ T4995] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1f4e2ff110
[ 65.859896][ T4995] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 65.867892][ T4995]
[ 65.871167][ T4995] Kernel Offset: disabled
[ 65.875587][ T4995] Rebooting in 86400 seconds..