./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2108495311
<...>
[ 82.135446][ T46] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.105' (ED25519) to the list of known hosts.
execve("./syz-executor2108495311", ["./syz-executor2108495311"], 0x7ffd184f5940 /* 10 vars */) = 0
brk(NULL) = 0x55558e881000
brk(0x55558e881d00) = 0x55558e881d00
arch_prctl(ARCH_SET_FS, 0x55558e881380) = 0
set_tid_address(0x55558e881650) = 5820
set_robust_list(0x55558e881660, 24) = 0
rseq(0x55558e881ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2108495311", 4096) = 28
getrandom("\xe5\xdf\x29\x96\xe6\x86\xe7\xc6", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55558e881d00
brk(0x55558e8a2d00) = 0x55558e8a2d00
brk(0x55558e8a3000) = 0x55558e8a3000
mprotect(0x7fabd6d84000, 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
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5821 attached
, child_tidptr=0x55558e881650) = 5821
[pid 5821] set_robust_list(0x55558e881660, 24) = 0
[pid 5821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5821] setpgid(0, 0) = 0
[pid 5821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5821] write(3, "1000", 4) = 4
[pid 5821] close(3) = 0
[pid 5821] write(1, "executing program\n", 18executing program
) = 18
[pid 5821] memfd_create("syzkaller", 0) = 3
[pid 5821] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fabce800000
[pid 5821] 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"..., 1048576) = 1048576
[pid 5821] munmap(0x7fabce800000, 138412032) = 0
[pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5821] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5821] close(3) = 0
[pid 5821] close(4) = 0
[pid 5821] mkdir("./file0", 0777) = 0
[ 83.873887][ T5821] loop0: detected capacity change from 0 to 2048
[pid 5821] mount("/dev/loop0", "./file0", "udf", MS_NOSUID|MS_DIRSYNC, "iocharset=koi8-r,unhide,iocharset=cp737,dmode=00000000000000000000011,fileset=00000000000000001023,u"...) = 0
[pid 5821] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5821] chdir("./file0") = 0
[pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5821] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOATIME, 0270) = 4
[ 83.916053][ T5821] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d
[ 83.937036][ T5821] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
[ 83.984096][ T29] audit: type=1800 audit(1735083352.203:2): pid=5821 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor210" name="file1" dev="loop0" ino=1346 res=0 errno=0
[ 83.997493][ T5821] ------------[ cut here ]------------
[ 84.011075][ T5821] WARNING: CPU: 0 PID: 5821 at fs/udf/truncate.c:224 udf_truncate_extents+0x10c8/0x1310
[ 84.021020][ T5821] Modules linked in:
[ 84.025026][ T5821] CPU: 0 UID: 0 PID: 5821 Comm: syz-executor210 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[ 84.036491][ T5821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 84.047925][ T5821] RIP: 0010:udf_truncate_extents+0x10c8/0x1310
[ 84.054954][ T5821] Code: 48 3b 84 24 a0 01 00 00 0f 85 4b 02 00 00 44 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 69 6c 77 fe 90 <0f> 0b 90 eb 8c 48 8d 8c 24 60 01 00 00 80 e1 07 80 c1 03 38 c1 0f
[ 84.076840][ T5821] RSP: 0018:ffffc9000402f740 EFLAGS: 00010293
[ 84.083496][ T5821] RAX: ffffffff83280777 RBX: 000000000000000a RCX: ffff88802ddd5a00
[ 84.092011][ T5821] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000000
[ 84.100903][ T5821] RBP: ffffc9000402f930 R08: ffffffff8327fb98 R09: ffffffff8325d9ad
[ 84.109543][ T5821] R10: 0000000000000002 R11: ffff88802ddd5a00 R12: dffffc0000000000
[ 84.118079][ T5821] R13: 0000000000000000 R14: 000000000000000a R15: 0000000000000000
[ 84.126455][ T5821] FS: 000055558e881380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[ 84.135468][ T5821] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 84.142182][ T5821] CR2: 00007fabd6d880f8 CR3: 0000000073772000 CR4: 00000000003526f0
[ 84.150302][ T5821] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 84.158559][ T5821] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 84.166816][ T5821] Call Trace:
[ 84.170164][ T5821]
[ 84.173152][ T5821] ? __warn+0x165/0x4d0
[ 84.177518][ T5821] ? udf_truncate_extents+0x10c8/0x1310
[ 84.184024][ T5821] ? report_bug+0x2b3/0x500
[ 84.188661][ T5821] ? udf_truncate_extents+0x10c8/0x1310
[ 84.194500][ T5821] ? handle_bug+0x60/0x90
[ 84.199758][ T5821] ? exc_invalid_op+0x1a/0x50
[ 84.204666][ T5821] ? asm_exc_invalid_op+0x1a/0x20
[ 84.211831][ T5821] ? udf_current_aext+0x3bd/0xad0
[ 84.217346][ T5821] ? udf_truncate_extents+0x4e8/0x1310
[ 84.222994][ T5821] ? udf_truncate_extents+0x10c7/0x1310
[ 84.233000][ T5821] ? udf_truncate_extents+0x10c8/0x1310
[ 84.239073][ T5821] ? __pfx_udf_truncate_extents+0x10/0x10
[ 84.245724][ T5821] ? __pfx_lock_release+0x10/0x10
[ 84.250882][ T5821] ? do_raw_spin_lock+0x14f/0x370
[ 84.256410][ T5821] ? do_raw_spin_unlock+0x13c/0x8b0
[ 84.261943][ T5821] udf_write_failed+0x176/0x1b0
[ 84.267610][ T5821] udf_direct_IO+0x1c9/0x210
[ 84.272276][ T5821] generic_file_direct_write+0x1e6/0x400
[ 84.278655][ T5821] __generic_file_write_iter+0x126/0x230
[ 84.285064][ T5821] ? udf_file_write_iter+0x2e7/0x660
[ 84.290584][ T5821] udf_file_write_iter+0x2fc/0x660
[ 84.296102][ T5821] do_iter_readv_writev+0x600/0x880
[ 84.301999][ T5821] ? __pfx_do_iter_readv_writev+0x10/0x10
[ 84.307857][ T5821] ? rcu_read_lock_any_held+0xb7/0x160
[ 84.313487][ T5821] vfs_writev+0x376/0xba0
[ 84.317922][ T5821] ? __pfx_vfs_writev+0x10/0x10
[ 84.323809][ T5821] ? _raw_spin_unlock_irq+0x2e/0x50
[ 84.329154][ T5821] ? ptrace_notify+0x279/0x380
[ 84.334518][ T5821] __se_sys_pwritev2+0x196/0x2b0
[ 84.339775][ T5821] ? __pfx___se_sys_pwritev2+0x10/0x10
[ 84.345593][ T5821] ? exc_page_fault+0x590/0x8b0
[ 84.350509][ T5821] ? __x64_sys_pwritev2+0x21/0xf0
[ 84.356307][ T5821] do_syscall_64+0xf3/0x230
[ 84.361343][ T5821] ? clear_bhb_loop+0x35/0x90
[ 84.366227][ T5821] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 84.372534][ T5821] RIP: 0033:0x7fabd6d0fed9
[ 84.377173][ T5821] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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
[ 84.397151][ T5821] RSP: 002b:00007ffc2ba6ad58 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
[ 84.405826][ T5821] RAX: ffffffffffffffda RBX: 00007fabd6d5909d RCX: 00007fabd6d0fed9
[ 84.414087][ T5821] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000004
[ 84.422214][ T5821] RBP: 00007fabd6d845f0 R08: 0000000000000000 R09: 0000000000000000
[ 84.431926][ T5821] R10: 0000000000800001 R11: 0000000000000246 R12: 00007ffc2ba6ad90
[ 84.440081][ T5821] R13: 00007ffc2ba6afb8 R14: 431bde82d7b634db R15: 00007fabd6d5903b
[ 84.448781][ T5821]
[ 84.452055][ T5821] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 84.460330][ T5821] CPU: 0 UID: 0 PID: 5821 Comm: syz-executor210 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[ 84.473066][ T5821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 84.484251][ T5821] Call Trace:
[ 84.487656][ T5821]
[ 84.491178][ T5821] dump_stack_lvl+0x241/0x360
[ 84.496432][ T5821] ? __pfx_dump_stack_lvl+0x10/0x10
[ 84.502044][ T5821] ? __pfx__printk+0x10/0x10
[ 84.506735][ T5821] ? _printk+0xd5/0x120
[ 84.511211][ T5821] ? __init_begin+0x41000/0x41000
[ 84.516441][ T5821] ? vscnprintf+0x5d/0x90
[ 84.520909][ T5821] panic+0x349/0x880
[ 84.525041][ T5821] ? __warn+0x174/0x4d0
[ 84.529296][ T5821] ? __pfx_panic+0x10/0x10
[ 84.533939][ T5821] __warn+0x344/0x4d0
[ 84.538066][ T5821] ? udf_truncate_extents+0x10c8/0x1310
[ 84.543933][ T5821] report_bug+0x2b3/0x500
[ 84.548319][ T5821] ? udf_truncate_extents+0x10c8/0x1310
[ 84.554135][ T5821] handle_bug+0x60/0x90
[ 84.558410][ T5821] exc_invalid_op+0x1a/0x50
[ 84.563038][ T5821] asm_exc_invalid_op+0x1a/0x20
[ 84.568012][ T5821] RIP: 0010:udf_truncate_extents+0x10c8/0x1310
[ 84.574198][ T5821] Code: 48 3b 84 24 a0 01 00 00 0f 85 4b 02 00 00 44 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 69 6c 77 fe 90 <0f> 0b 90 eb 8c 48 8d 8c 24 60 01 00 00 80 e1 07 80 c1 03 38 c1 0f
[ 84.594786][ T5821] RSP: 0018:ffffc9000402f740 EFLAGS: 00010293
[ 84.600865][ T5821] RAX: ffffffff83280777 RBX: 000000000000000a RCX: ffff88802ddd5a00
[ 84.609119][ T5821] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000000
[ 84.617383][ T5821] RBP: ffffc9000402f930 R08: ffffffff8327fb98 R09: ffffffff8325d9ad
[ 84.625369][ T5821] R10: 0000000000000002 R11: ffff88802ddd5a00 R12: dffffc0000000000
[ 84.633642][ T5821] R13: 0000000000000000 R14: 000000000000000a R15: 0000000000000000
[ 84.641832][ T5821] ? udf_current_aext+0x3bd/0xad0
[ 84.647545][ T5821] ? udf_truncate_extents+0x4e8/0x1310
[ 84.653118][ T5821] ? udf_truncate_extents+0x10c7/0x1310
[ 84.658786][ T5821] ? __pfx_udf_truncate_extents+0x10/0x10
[ 84.664519][ T5821] ? __pfx_lock_release+0x10/0x10
[ 84.669549][ T5821] ? do_raw_spin_lock+0x14f/0x370
[ 84.674836][ T5821] ? do_raw_spin_unlock+0x13c/0x8b0
[ 84.680599][ T5821] udf_write_failed+0x176/0x1b0
[ 84.685474][ T5821] udf_direct_IO+0x1c9/0x210
[ 84.690163][ T5821] generic_file_direct_write+0x1e6/0x400
[ 84.695834][ T5821] __generic_file_write_iter+0x126/0x230
[ 84.701495][ T5821] ? udf_file_write_iter+0x2e7/0x660
[ 84.706809][ T5821] udf_file_write_iter+0x2fc/0x660
[ 84.712055][ T5821] do_iter_readv_writev+0x600/0x880
[ 84.717458][ T5821] ? __pfx_do_iter_readv_writev+0x10/0x10
[ 84.723468][ T5821] ? rcu_read_lock_any_held+0xb7/0x160
[ 84.729128][ T5821] vfs_writev+0x376/0xba0
[ 84.733697][ T5821] ? __pfx_vfs_writev+0x10/0x10
[ 84.738606][ T5821] ? _raw_spin_unlock_irq+0x2e/0x50
[ 84.743845][ T5821] ? ptrace_notify+0x279/0x380
[ 84.748623][ T5821] __se_sys_pwritev2+0x196/0x2b0
[ 84.753685][ T5821] ? __pfx___se_sys_pwritev2+0x10/0x10
[ 84.759818][ T5821] ? exc_page_fault+0x590/0x8b0
[ 84.765328][ T5821] ? __x64_sys_pwritev2+0x21/0xf0
[ 84.770936][ T5821] do_syscall_64+0xf3/0x230
[ 84.775916][ T5821] ? clear_bhb_loop+0x35/0x90
[ 84.780739][ T5821] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 84.786691][ T5821] RIP: 0033:0x7fabd6d0fed9
[ 84.791312][ T5821] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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
[ 84.811399][ T5821] RSP: 002b:00007ffc2ba6ad58 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
[ 84.820459][ T5821] RAX: ffffffffffffffda RBX: 00007fabd6d5909d RCX: 00007fabd6d0fed9
[ 84.828450][ T5821] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000004
[ 84.836946][ T5821] RBP: 00007fabd6d845f0 R08: 0000000000000000 R09: 0000000000000000
[ 84.844916][ T5821] R10: 0000000000800001 R11: 0000000000000246 R12: 00007ffc2ba6ad90
[ 84.853178][ T5821] R13: 00007ffc2ba6afb8 R14: 431bde82d7b634db R15: 00007fabd6d5903b
[ 84.861180][ T5821]
[ 84.864540][ T5821] Kernel Offset: disabled
[ 84.869031][ T5821] Rebooting in 86400 seconds..