ci-upstream-kasan-gce-root/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-kasan-gce-root/syz-executor4244420014 <...> Warning: Permanently added '10.128.10.28' (ED25519) to the list of known hosts. execve("ci-upstream-kasan-gce-root/syz-executor4244420014", ["ci-upstream-kasan-gce-root/syz-executor4244420014"], 0x7ffd6f31de40 /* 10 vars */) = 0 brk(NULL) = 0x555571c6a000 brk(0x555571c6ad80) = 0x555571c6ad80 arch_prctl(ARCH_SET_FS, 0x555571c6a400) = 0 set_tid_address(0x555571c6a6d0) = 5626 set_robust_list(0x555571c6a6e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-kasan-gce-root/syz-executor4244420014", 4096) = 55 getrandom("\x46\x8c\x1c\x01\xcd\x6b\x2f\x5d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555571c6ad80 brk(0x555571c8bd80) = 0x555571c8bd80 brk(0x555571c8c000) = 0x555571c8c000 mprotect(0x7f8263858000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce-root/strace-static-x86_64: Process 5627 attached , child_tidptr=0x555571c6a6d0) = 5627 [pid 5626] rt_sigprocmask(SIG_SETMASK, [] [pid 5627] set_robust_list(0x555571c6a6e0, 24) = 0 [pid 5626] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5627] setpgid(0, 0) = 0 [pid 5627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5627] write(3, "1000", 4) = 4 [pid 5627] close(3) = 0 [pid 5627] write(1, "executing program\n", 18) = 18 executing program [pid 5627] memfd_create("syzkaller", 0) = 3 [pid 5627] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f825b200000 [pid 5627] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\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\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x5c\xdb\x3c\x27\x8b\x67\x89\x70\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152 [pid 5627] munmap(0x7f825b200000, 138412032) = 0 [pid 5627] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5627] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5627] close(3) = 0 [pid 5627] close(4) = 0 [pid 5627] mkdir("./file1", 0777) = 0 [ 81.725124][ T5627] loop0: detected capacity change from 0 to 4096 [ 81.748886][ T5627] ======================================================= [ 81.748886][ T5627] WARNING: The mand mount option has been deprecated and [ 81.748886][ T5627] and is ignored by this kernel. Remove the mand [pid 5627] mount("/dev/loop0", "./file1", "ntfs3", MS_NOSUID|MS_SYNCHRONOUS|MS_MANDLOCK|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = 0 [pid 5627] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5627] chdir("./file1") = 0 [pid 5627] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 81.748886][ T5627] option from the mount to silence this warning. [ 81.748886][ T5627] ======================================================= [ 81.749833][ T5627] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 81.820324][ T5627] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000042: 0000 [#1] SMP KASAN NOPTI [ 81.832373][ T5627] KASAN: null-ptr-deref in range [0x0000000000000210-0x0000000000000217] [ 81.840763][ T5627] CPU: 0 UID: 0 PID: 5627 Comm: syz-executor424 Not tainted syzkaller #0 PREEMPT(full) [ 81.850470][ T5627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 81.860499][ T5627] RIP: 0010:al_destroy+0x49/0xc0 [ 81.865437][ T5627] Code: 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 88 e5 06 ff 48 8b 1b 4c 8d b3 10 02 00 00 4c 89 f0 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 f7 e8 68 e5 06 ff 48 8b bb 10 02 00 00 [ 81.885021][ T5627] RSP: 0018:ffffc9000387f960 EFLAGS: 00010216 [ 81.891077][ T5627] RAX: 0000000000000042 RBX: 0000000000000000 RCX: ffff888075ce5dc0 [ 81.899034][ T5627] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888070090e20 [ 81.906990][ T5627] RBP: 0000000000000001 R08: ffffffff907a0d7f R09: 1ffffffff20f41af [ 81.914947][ T5627] R10: dffffc0000000000 R11: fffffbfff20f41b0 R12: ffff888070091070 [ 81.922905][ T5627] R13: dffffc0000000000 R14: 0000000000000210 R15: dffffc0000000000 [ 81.930869][ T5627] FS: 0000555571c6a400(0000) GS:ffff888124ce3000(0000) knlGS:0000000000000000 [ 81.939787][ T5627] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.946363][ T5627] CR2: 00007f0e9a7a2000 CR3: 00000000217c4000 CR4: 0000000000350ef0 [ 81.954323][ T5627] Call Trace: [ 81.957584][ T5627] [ 81.960498][ T5627] ni_clear+0x5d/0x630 [ 81.964561][ T5627] ? __pfx_ntfs_evict_inode+0x10/0x10 [ 81.969919][ T5627] evict+0x624/0xb50 [ 81.973807][ T5627] ? srso_alias_return_thunk+0x5/0xfbef5 [ 81.979433][ T5627] ? __pfx_evict+0x10/0x10 [ 81.983831][ T5627] ? srso_alias_return_thunk+0x5/0xfbef5 [ 81.989456][ T5627] ? do_raw_spin_unlock+0xf5/0x200 [ 81.994560][ T5627] ? srso_alias_return_thunk+0x5/0xfbef5 [ 82.000184][ T5627] ? _raw_spin_unlock+0x28/0x50 [ 82.005028][ T5627] ? srso_alias_return_thunk+0x5/0xfbef5 [ 82.010652][ T5627] ntfs_new_inode+0x8c/0x120 [ 82.015234][ T5627] ntfs_create_inode+0x6e7/0x3420 [ 82.020257][ T5627] ? __pfx_ntfs_create_inode+0x10/0x10 [ 82.025700][ T5627] ? d_splice_alias_ops+0x119/0x440 [ 82.030897][ T5627] ? from_kgid+0x1c6/0x660 [ 82.035315][ T5627] ? srso_alias_return_thunk+0x5/0xfbef5 [ 82.040941][ T5627] ? make_vfsuid+0x49/0xa0 [ 82.045360][ T5627] ? srso_alias_return_thunk+0x5/0xfbef5 [ 82.050984][ T5627] ? generic_permission+0x2bf/0x670 [ 82.056174][ T5627] ntfs_mkdir+0x37/0x50 [ 82.060325][ T5627] vfs_mkdir+0x40c/0x620 [ 82.064570][ T5627] filename_mkdirat+0x285/0x510 [ 82.069424][ T5627] ? __pfx_filename_mkdirat+0x10/0x10 [ 82.074797][ T5627] ? srso_alias_return_thunk+0x5/0xfbef5 [ 82.080420][ T5627] ? do_getname+0x151/0x250 [ 82.084912][ T5627] __se_sys_mkdirat+0x35/0x150 [ 82.089684][ T5627] do_syscall_64+0x166/0x520 [ 82.094261][ T5627] ? trace_irq_disable+0x3b/0x140 [ 82.099273][ T5627] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.105329][ T5627] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.111209][ T5627] RIP: 0033:0x7f82637ada69 [ 82.115609][ T5627] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 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 d8 ff ff ff f7 d8 64 89 01 48 [ 82.135200][ T5627] RSP: 002b:00007ffcfa0d5d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 82.143602][ T5627] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f82637ada69 [ 82.151559][ T5627] RDX: 00000000000001ff RSI: 0000200000000040 RDI: 00000000ffffff9c [ 82.159516][ T5627] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000555571c6b570 [ 82.167478][ T5627] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcfa0d5da0 [ 82.175434][ T5627] R13: 0000000000000002 R14: 431bde82d7b634db R15: 00007f826380d04b [ 82.183404][ T5627] [ 82.186405][ T5627] Modules linked in: [ 82.190731][ T5627] ---[ end trace 0000000000000000 ]--- [ 82.197250][ ** replaying previous printk message ** [ 82.197250][ T5627] RIP: 0010:al_destroy+0x49/0xc0 [ 82.197303][ T5627] Code: 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 88 e5 06 ff 48 8b 1b 4c 8d b3 10 02 00 00 4c 89 f0 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 f7 e8 68 e5 06 ff 48 8b bb 10 02 00 00 [ 82.197323][ T5627] RSP: 0018:ffffc9000387f960 EFLAGS: 00010216 [ 82.197344][ T5627] RAX: 0000000000000042 RBX: 0000000000000000 RCX: ffff888075ce5dc0 [ 82.197360][ T5627] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888070090e20 [ 82.197375][ T5627] RBP: 0000000000000001 R08: ffffffff907a0d7f R09: 1ffffffff20f41af [ 82.197392][ T5627] R10: dffffc0000000000 R11: fffffbfff20f41b0 R12: ffff888070091070 [ 82.197410][ T5627] R13: dffffc0000000000 R14: 0000000000000210 R15: dffffc0000000000 [ 82.197430][ T5627] FS: 0000555571c6a400(0000) GS:ffff888124ce3000(0000) knlGS:0000000000000000 [ 82.197450][ T5627] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.197466][ T5627] CR2: 00007f0e9a7a2000 CR3: 00000000217c4000 CR4: 0000000000350ef0 [ 82.197487][ T5627] Kernel panic - not syncing: Fatal exception [ 82.302257][ T5627] Kernel Offset: disabled [ 82.306558][ T5627] Rebooting in 86400 seconds..