./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1343414559
<...>
Warning: Permanently added '10.128.0.74' (ED25519) to the list of known hosts.
execve("./syz-executor1343414559", ["./syz-executor1343414559"], 0x7ffead838e90 /* 10 vars */) = 0
brk(NULL) = 0x555577859000
brk(0x555577859d00) = 0x555577859d00
arch_prctl(ARCH_SET_FS, 0x555577859380) = 0
set_tid_address(0x555577859650) = 5213
set_robust_list(0x555577859660, 24) = 0
rseq(0x555577859ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1343414559", 4096) = 28
getrandom("\x5b\xf6\x10\x59\x86\x44\x4c\xe0", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555577859d00
brk(0x55557787ad00) = 0x55557787ad00
brk(0x55557787b000) = 0x55557787b000
mprotect(0x7f5189bb7000, 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
executing program
write(1, "executing program\n", 18) = 18
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5181600000
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(0x7f5181600000, 138412032) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
close(4) = 0
mkdir("./file7", 0777) = 0
mount("/dev/loop0", "./file7", "jfs", MS_RDONLY|MS_NOSUID|MS_NOATIME|MS_NODIRATIME, "") = 0
syzkaller login: [ 56.090000][ T5213] loop0: detected capacity change from 0 to 32768
openat(AT_FDCWD, "./file7", O_RDONLY|O_DIRECTORY) = 3
chdir("./file7") = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
mount(NULL, ".", NULL, MS_NODEV|MS_REMOUNT|MS_MOVE|MS_POSIXACL|MS_LAZYTIME, NULL) = -1 EINVAL (Invalid argument)
mkdir(".", 0777) = -1 EEXIST (File exists)
mount(NULL, ".", 0x20000f40, MS_NOEXEC|MS_SYNCHRONOUS|MS_REMOUNT|MS_NOATIME|MS_MOVE|MS_SILENT|MS_PRIVATE|MS_RELATIME|MS_I_VERSION|MS_STRICTATIME, "") = 0
openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY) = 4
chdir(".") = 0
openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5
[ 56.159299][ T5213] syz-executor134: attempt to access beyond end of device
[ 56.159299][ T5213] loop14: rw=0, sector=8, nr_sectors = 8 limit=0
[ 56.172953][ T5213] lbmIODone: I/O error in JFS log
[ 56.179206][ T5213] *** Log Format Error ! ***
[ 56.184151][ T5213] lmLogInit: exit(-22)
[ 56.188429][ T5213] lmLogOpen: exit(-22)
[ 56.210062][ T5213] jfs_dirty_inode called on read-only volume
[ 56.216387][ T5213] Is remount racy?
[ 56.220531][ T5213] jfs_dirty_inode called on read-only volume
[ 56.226867][ T5213] Is remount racy?
[ 56.230856][ T5213] ==================================================================
[ 56.238937][ T5213] BUG: KASAN: null-ptr-deref in txBeginAnon+0x19a/0x4b0
[ 56.245970][ T5213] Read of size 8 at addr 0000000000000040 by task syz-executor134/5213
[ 56.254301][ T5213]
[ 56.256622][ T5213] CPU: 1 UID: 0 PID: 5213 Comm: syz-executor134 Not tainted 6.11.0-syzkaller-10045-g97d8894b6f4c #0
[ 56.267362][ T5213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 56.277404][ T5213] Call Trace:
[ 56.280667][ T5213]
[ 56.283582][ T5213] dump_stack_lvl+0x241/0x360
[ 56.288287][ T5213] ? __pfx_dump_stack_lvl+0x10/0x10
[ 56.293492][ T5213] ? __pfx__printk+0x10/0x10
[ 56.301295][ T5213] ? _printk+0xd5/0x120
[ 56.305452][ T5213] print_report+0xe8/0x550
[ 56.310140][ T5213] ? __virt_addr_valid+0x58/0x530
[ 56.315264][ T5213] ? txBeginAnon+0x19a/0x4b0
[ 56.319936][ T5213] kasan_report+0x143/0x180
[ 56.324441][ T5213] ? txBeginAnon+0x19a/0x4b0
[ 56.329122][ T5213] kasan_check_range+0x282/0x290
[ 56.334082][ T5213] txBeginAnon+0x19a/0x4b0
[ 56.338513][ T5213] ? __pfx_txBeginAnon+0x10/0x10
[ 56.343479][ T5213] extAlloc+0xf5/0x1010
[ 56.347661][ T5213] ? __pfx_extAlloc+0x10/0x10
[ 56.352333][ T5213] ? down_write_nested+0x195/0x220
[ 56.357440][ T5213] ? __pfx_down_write_nested+0x10/0x10
[ 56.362894][ T5213] jfs_get_block+0x41b/0xe60
[ 56.367480][ T5213] ? __pfx_jfs_get_block+0x10/0x10
[ 56.372589][ T5213] __block_write_begin_int+0x50c/0x1a70
[ 56.378135][ T5213] ? __pfx_jfs_get_block+0x10/0x10
[ 56.383239][ T5213] ? __pfx___block_write_begin_int+0x10/0x10
[ 56.389218][ T5213] ? __pfx_jfs_get_block+0x10/0x10
[ 56.394323][ T5213] block_write_begin+0x8f/0x120
[ 56.399272][ T5213] jfs_write_begin+0x31/0x70
[ 56.403866][ T5213] generic_perform_write+0x344/0x6d0
[ 56.409148][ T5213] ? __pfx_generic_perform_write+0x10/0x10
[ 56.414960][ T5213] ? __generic_file_write_iter+0x102/0x230
[ 56.420771][ T5213] generic_file_write_iter+0xae/0x310
[ 56.426147][ T5213] do_iter_readv_writev+0x600/0x880
[ 56.431362][ T5213] ? __pfx_do_iter_readv_writev+0x10/0x10
[ 56.437255][ T5213] ? rcu_read_lock_any_held+0xb7/0x160
[ 56.442715][ T5213] vfs_writev+0x376/0xba0
[ 56.447043][ T5213] ? __pfx_vfs_writev+0x10/0x10
[ 56.451890][ T5213] ? _raw_spin_unlock_irq+0x2e/0x50
[ 56.457171][ T5213] ? ptrace_notify+0x279/0x380
[ 56.462105][ T5213] __se_sys_pwritev2+0x1ca/0x2d0
[ 56.467049][ T5213] ? __pfx___se_sys_pwritev2+0x10/0x10
[ 56.472684][ T5213] ? do_syscall_64+0x100/0x230
[ 56.477441][ T5213] ? __x64_sys_pwritev2+0x21/0xf0
[ 56.482563][ T5213] do_syscall_64+0xf3/0x230
[ 56.487147][ T5213] ? clear_bhb_loop+0x35/0x90
[ 56.491821][ T5213] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 56.497806][ T5213] RIP: 0033:0x7f5189b3eaf9
[ 56.502215][ T5213] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48
[ 56.521972][ T5213] RSP: 002b:00007ffc96dedda8 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
[ 56.530383][ T5213] RAX: ffffffffffffffda RBX: 00007f5189b8705e RCX: 00007f5189b3eaf9
[ 56.538388][ T5213] RDX: 0000000000000001 RSI: 00000000200001c0 RDI: 0000000000000005
[ 56.546433][ T5213] RBP: 00007f5189bb7610 R08: 0000000000000000 R09: 0000000000000000
[ 56.554403][ T5213] R10: 0000000000000e7b R11: 0000000000000246 R12: 0000000000000001
[ 56.562399][ T5213] R13: 00007ffc96dedf78 R14: 0000000000000001 R15: 0000000000000001
[ 56.570375][ T5213]
[ 56.573385][ T5213] ==================================================================
[ 56.581746][ T5213] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 56.588952][ T5213] CPU: 1 UID: 0 PID: 5213 Comm: syz-executor134 Not tainted 6.11.0-syzkaller-10045-g97d8894b6f4c #0
[ 56.599816][ T5213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 56.609951][ T5213] Call Trace:
[ 56.613224][ T5213]
[ 56.616152][ T5213] dump_stack_lvl+0x241/0x360
[ 56.620826][ T5213] ? __pfx_dump_stack_lvl+0x10/0x10
[ 56.626014][ T5213] ? __pfx__printk+0x10/0x10
[ 56.630602][ T5213] ? vscnprintf+0x5d/0x90
[ 56.634925][ T5213] panic+0x349/0x880
[ 56.638819][ T5213] ? check_panic_on_warn+0x21/0xb0
[ 56.644038][ T5213] ? __pfx_panic+0x10/0x10
[ 56.648449][ T5213] ? mark_lock+0x9a/0x360
[ 56.652771][ T5213] ? _raw_spin_unlock_irqrestore+0xd8/0x140
[ 56.658660][ T5213] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 56.664580][ T5213] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 56.671002][ T5213] ? print_report+0xe8/0x550
[ 56.675602][ T5213] check_panic_on_warn+0x86/0xb0
[ 56.680542][ T5213] ? txBeginAnon+0x19a/0x4b0
[ 56.685125][ T5213] end_report+0x77/0x160
[ 56.689364][ T5213] kasan_report+0x154/0x180
[ 56.693878][ T5213] ? txBeginAnon+0x19a/0x4b0
[ 56.698490][ T5213] kasan_check_range+0x282/0x290
[ 56.703427][ T5213] txBeginAnon+0x19a/0x4b0
[ 56.707841][ T5213] ? __pfx_txBeginAnon+0x10/0x10
[ 56.712787][ T5213] extAlloc+0xf5/0x1010
[ 56.716942][ T5213] ? __pfx_extAlloc+0x10/0x10
[ 56.721608][ T5213] ? down_write_nested+0x195/0x220
[ 56.726796][ T5213] ? __pfx_down_write_nested+0x10/0x10
[ 56.732251][ T5213] jfs_get_block+0x41b/0xe60
[ 56.736840][ T5213] ? __pfx_jfs_get_block+0x10/0x10
[ 56.741948][ T5213] __block_write_begin_int+0x50c/0x1a70
[ 56.747495][ T5213] ? __pfx_jfs_get_block+0x10/0x10
[ 56.752602][ T5213] ? __pfx___block_write_begin_int+0x10/0x10
[ 56.758577][ T5213] ? __pfx_jfs_get_block+0x10/0x10
[ 56.763680][ T5213] block_write_begin+0x8f/0x120
[ 56.768531][ T5213] jfs_write_begin+0x31/0x70
[ 56.773115][ T5213] generic_perform_write+0x344/0x6d0
[ 56.778397][ T5213] ? __pfx_generic_perform_write+0x10/0x10
[ 56.784289][ T5213] ? __generic_file_write_iter+0x102/0x230
[ 56.790179][ T5213] generic_file_write_iter+0xae/0x310
[ 56.795630][ T5213] do_iter_readv_writev+0x600/0x880
[ 56.800824][ T5213] ? __pfx_do_iter_readv_writev+0x10/0x10
[ 56.806544][ T5213] ? rcu_read_lock_any_held+0xb7/0x160
[ 56.812000][ T5213] vfs_writev+0x376/0xba0
[ 56.816324][ T5213] ? __pfx_vfs_writev+0x10/0x10
[ 56.821188][ T5213] ? _raw_spin_unlock_irq+0x2e/0x50
[ 56.826404][ T5213] ? ptrace_notify+0x279/0x380
[ 56.831175][ T5213] __se_sys_pwritev2+0x1ca/0x2d0
[ 56.836128][ T5213] ? __pfx___se_sys_pwritev2+0x10/0x10
[ 56.841619][ T5213] ? do_syscall_64+0x100/0x230
[ 56.846413][ T5213] ? __x64_sys_pwritev2+0x21/0xf0
[ 56.851442][ T5213] do_syscall_64+0xf3/0x230
[ 56.855947][ T5213] ? clear_bhb_loop+0x35/0x90
[ 56.860623][ T5213] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 56.866515][ T5213] RIP: 0033:0x7f5189b3eaf9
[ 56.871009][ T5213] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48
[ 56.890636][ T5213] RSP: 002b:00007ffc96dedda8 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
[ 56.899141][ T5213] RAX: ffffffffffffffda RBX: 00007f5189b8705e RCX: 00007f5189b3eaf9
[ 56.907288][ T5213] RDX: 0000000000000001 RSI: 00000000200001c0 RDI: 0000000000000005
[ 56.915250][ T5213] RBP: 00007f5189bb7610 R08: 0000000000000000 R09: 0000000000000000
[ 56.923207][ T5213] R10: 0000000000000e7b R11: 0000000000000246 R12: 0000000000000001
[ 56.931698][ T5213] R13: 00007ffc96dedf78 R14: 0000000000000001 R15: 0000000000000001
[ 56.939670][ T5213]
[ 56.942764][ T5213] Kernel Offset: disabled
[ 56.947074][ T5213] Rebooting in 86400 seconds..