./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1522688173 <...> Warning: Permanently added '10.128.0.152' (ED25519) to the list of known hosts. execve("./syz-executor1522688173", ["./syz-executor1522688173"], 0x7ffca00fc9b0 /* 10 vars */) = 0 brk(NULL) = 0x555594488000 brk(0x555594488d00) = 0x555594488d00 arch_prctl(ARCH_SET_FS, 0x555594488380) = 0 set_tid_address(0x555594488650) = 5835 set_robust_list(0x555594488660, 24) = 0 rseq(0x555594488ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1522688173", 4096) = 28 getrandom("\xc6\x70\x9e\x0a\xbe\x71\xab\x42", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555594488d00 brk(0x5555944a9d00) = 0x5555944a9d00 brk(0x5555944aa000) = 0x5555944aa000 mprotect(0x7fe9e8bf1000, 16384, 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 mkdir("./syzkaller.01qRur", 0700) = 0 chmod("./syzkaller.01qRur", 0777) = 0 chdir("./syzkaller.01qRur") = 0 mkdir("./0", 0777) = 0 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 5836 attached , child_tidptr=0x555594488650) = 5836 [pid 5836] set_robust_list(0x555594488660, 24) = 0 [pid 5836] chdir("./0") = 0 [pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5836] setpgid(0, 0) = 0 [pid 5836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1000", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5836] write(1, "executing program\n", 18) = 18 [pid 5836] memfd_create("syzkaller", 0) = 3 [pid 5836] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe9e0600000 [pid 5836] 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 [pid 5836] munmap(0x7fe9e0600000, 138412032) = 0 [pid 5836] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5836] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5836] close(3) = 0 [pid 5836] close(4) = 0 [pid 5836] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 88.814306][ T5836] loop0: detected capacity change from 0 to 32768 [ 88.847363][ T5836] ======================================================= [ 88.847363][ T5836] WARNING: The mand mount option has been deprecated and [pid 5836] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME|MS_POSIXACL|MS_LAZYTIME, "discard,iocharset=cp855,errors=remount-ro,integrity,nodiscard,discard=0x0000000000000008,errors=cont"...) = 0 [pid 5836] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5836] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5836] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 88.847363][ T5836] and is ignored by this kernel. Remove the mand [ 88.847363][ T5836] option from the mount to silence this warning. [ 88.847363][ T5836] ======================================================= [pid 5836] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_NOATIME|O_CLOEXEC, 0534) = 4 [pid 5836] exit_group(0) = ? [pid 5836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5836, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=17 /* 0.17 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944896f0 /* 4 entries */, 32768) = 352 [ 88.997571][ T113] ------------[ cut here ]------------ [ 89.003421][ T113] WARNING: fs/jfs/jfs_dmap.c:2867 at dbAdjTree+0x454/0x4e0, CPU#0: jfsCommit/113 [ 89.012705][ T113] Modules linked in: [ 89.016804][ T113] CPU: 0 UID: 0 PID: 113 Comm: jfsCommit Not tainted 6.16.0-rc2-next-20250616-syzkaller #0 PREEMPT(full) [ 89.028145][ T113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 89.038250][ T113] RIP: 0010:dbAdjTree+0x454/0x4e0 [ 89.043277][ T113] Code: 5a ff ff ff e8 dd ed 81 fe eb 05 e8 d6 ed 81 fe 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 bd ed 81 fe 90 <0f> 0b 90 eb e1 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e1 fb ff ff [ 89.062973][ T113] RSP: 0018:ffffc90002de7988 EFLAGS: 00010293 [ 89.069108][ T113] RAX: ffffffff833e7c73 RBX: ffff88807806f010 RCX: ffff88801eb2bc00 [ 89.077143][ T113] RDX: 0000000000000000 RSI: 0000000000000155 RDI: 0000000000020056 [ 89.085139][ T113] RBP: 0000000000020056 R08: ffffea0001e01bc7 R09: 1ffffd40003c0378 [ 89.093145][ T113] R10: dffffc0000000000 R11: fffff940003c0379 R12: ffff88807806f018 [ 89.101148][ T113] R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000155 [ 89.109163][ T113] FS: 0000000000000000(0000) GS:ffff888125c40000(0000) knlGS:0000000000000000 [ 89.118130][ T113] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.124729][ T113] CR2: 00005555944916f8 CR3: 00000000736f2000 CR4: 00000000003526f0 [ 89.132753][ T113] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.140782][ T113] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.148804][ T113] Call Trace: [ 89.152111][ T113] [ 89.155042][ T113] ? __pfx_lock_metapage+0x10/0x10 [ 89.160199][ T113] dbJoin+0x238/0x300 [ 89.164202][ T113] ? do_read_cache_folio+0x4c6/0x590 [ 89.169529][ T113] dbFreeBits+0x4e1/0xdb0 [ 89.173882][ T113] dbFree+0x336/0x650 [ 89.178014][ T113] txFreeMap+0x7ff/0xde0 [ 89.182287][ T113] txUpdateMap+0x308/0x9c0 [ 89.186765][ T113] jfs_lazycommit+0x43f/0xa90 [ 89.191473][ T113] ? __pfx_jfs_lazycommit+0x10/0x10 [ 89.196823][ T113] ? __pfx_default_wake_function+0x10/0x10 [ 89.202666][ T113] ? __kthread_parkme+0x7b/0x200 [ 89.207744][ T113] ? __kthread_parkme+0x1a1/0x200 [ 89.212820][ T113] kthread+0x711/0x8a0 [ 89.216946][ T113] ? __pfx_jfs_lazycommit+0x10/0x10 [ 89.222171][ T113] ? __pfx_kthread+0x10/0x10 [ 89.226853][ T113] ? _raw_spin_unlock_irq+0x23/0x50 [ 89.232090][ T113] ? lockdep_hardirqs_on+0x9c/0x150 [ 89.237341][ T113] ? __pfx_kthread+0x10/0x10 [ 89.241967][ T113] ret_from_fork+0x3fc/0x770 [ 89.246620][ T113] ? __pfx_ret_from_fork+0x10/0x10 [ 89.251770][ T113] ? __switch_to_asm+0x39/0x70 [ 89.256587][ T113] ? __switch_to_asm+0x33/0x70 [ 89.261369][ T113] ? __pfx_kthread+0x10/0x10 [ 89.265962][ T113] ret_from_fork_asm+0x1a/0x30 [ 89.270798][ T113] [ 89.273834][ T113] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 89.281122][ T113] CPU: 0 UID: 0 PID: 113 Comm: jfsCommit Not tainted 6.16.0-rc2-next-20250616-syzkaller #0 PREEMPT(full) [ 89.292427][ T113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 89.302564][ T113] Call Trace: [ 89.305843][ T113] [ 89.308771][ T113] dump_stack_lvl+0x99/0x250 [ 89.313372][ T113] ? __asan_memcpy+0x40/0x70 [ 89.317968][ T113] ? __pfx_dump_stack_lvl+0x10/0x10 [ 89.323171][ T113] ? __pfx__printk+0x10/0x10 [ 89.327794][ T113] panic+0x2db/0x790 [ 89.331757][ T113] ? __pfx_panic+0x10/0x10 [ 89.336216][ T113] ? ret_from_fork_asm+0x1a/0x30 [ 89.341164][ T113] __warn+0x334/0x4c0 [ 89.345153][ T113] ? dbAdjTree+0x454/0x4e0 [ 89.349570][ T113] ? dbAdjTree+0x454/0x4e0 [ 89.353991][ T113] report_bug+0x2be/0x4f0 [ 89.358339][ T113] ? dbAdjTree+0x454/0x4e0 [ 89.362756][ T113] ? dbAdjTree+0x454/0x4e0 [ 89.367178][ T113] ? dbAdjTree+0x456/0x4e0 [ 89.371602][ T113] handle_bug+0x84/0x160 [ 89.375873][ T113] exc_invalid_op+0x1a/0x50 [ 89.380389][ T113] asm_exc_invalid_op+0x1a/0x20 [ 89.385255][ T113] RIP: 0010:dbAdjTree+0x454/0x4e0 [ 89.390278][ T113] Code: 5a ff ff ff e8 dd ed 81 fe eb 05 e8 d6 ed 81 fe 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 bd ed 81 fe 90 <0f> 0b 90 eb e1 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e1 fb ff ff [ 89.409891][ T113] RSP: 0018:ffffc90002de7988 EFLAGS: 00010293 [ 89.415965][ T113] RAX: ffffffff833e7c73 RBX: ffff88807806f010 RCX: ffff88801eb2bc00 [ 89.423936][ T113] RDX: 0000000000000000 RSI: 0000000000000155 RDI: 0000000000020056 [ 89.431903][ T113] RBP: 0000000000020056 R08: ffffea0001e01bc7 R09: 1ffffd40003c0378 [ 89.439883][ T113] R10: dffffc0000000000 R11: fffff940003c0379 R12: ffff88807806f018 [ 89.447851][ T113] R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000155 [ 89.455830][ T113] ? dbAdjTree+0x453/0x4e0 [ 89.460260][ T113] ? dbAdjTree+0x453/0x4e0 [ 89.464674][ T113] ? __pfx_lock_metapage+0x10/0x10 [ 89.469802][ T113] dbJoin+0x238/0x300 [ 89.473788][ T113] ? do_read_cache_folio+0x4c6/0x590 [ 89.479083][ T113] dbFreeBits+0x4e1/0xdb0 [ 89.483428][ T113] dbFree+0x336/0x650 [ 89.487419][ T113] txFreeMap+0x7ff/0xde0 [ 89.491688][ T113] txUpdateMap+0x308/0x9c0 [ 89.496121][ T113] jfs_lazycommit+0x43f/0xa90 [ 89.500802][ T113] ? __pfx_jfs_lazycommit+0x10/0x10 [ 89.506003][ T113] ? __pfx_default_wake_function+0x10/0x10 [ 89.511822][ T113] ? __kthread_parkme+0x7b/0x200 [ 89.516758][ T113] ? __kthread_parkme+0x1a1/0x200 [ 89.521803][ T113] kthread+0x711/0x8a0 [ 89.525889][ T113] ? __pfx_jfs_lazycommit+0x10/0x10 [ 89.531093][ T113] ? __pfx_kthread+0x10/0x10 [ 89.535688][ T113] ? _raw_spin_unlock_irq+0x23/0x50 [ 89.540884][ T113] ? lockdep_hardirqs_on+0x9c/0x150 [ 89.546104][ T113] ? __pfx_kthread+0x10/0x10 [ 89.550701][ T113] ret_from_fork+0x3fc/0x770 [ 89.555313][ T113] ? __pfx_ret_from_fork+0x10/0x10 [ 89.560430][ T113] ? __switch_to_asm+0x39/0x70 [ 89.565191][ T113] ? __switch_to_asm+0x33/0x70 [ 89.569955][ T113] ? __pfx_kthread+0x10/0x10 [ 89.574543][ T113] ret_from_fork_asm+0x1a/0x30 [ 89.579320][ T113] [ 89.582654][ T113] Kernel Offset: disabled [ 89.586981][ T113] Rebooting in 86400 seconds..