Warning: Permanently added '10.128.1.115' (ED25519) to the list of known hosts. executing program syzkaller login: [ 68.377266][ T3547] loop0: detected capacity change from 0 to 32768 [ 68.397238][ T27] audit: type=1800 audit(1694585652.289:2): pid=3547 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor137" name="file2" dev="loop0" ino=5 res=0 errno=0 [ 68.425892][ T27] audit: type=1800 audit(1694585652.319:3): pid=3547 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor137" name="bus" dev="loop0" ino=7 res=0 errno=0 [ 68.695465][ T3547] ================================================================================ [ 68.705065][ T3547] UBSAN: shift-out-of-bounds in fs/jfs/jfs_extent.c:314:16 [ 68.712392][ T3547] shift exponent -1 is negative [ 68.717325][ T3547] CPU: 1 PID: 3547 Comm: syz-executor137 Not tainted 6.1.52-syzkaller #0 [ 68.725757][ T3547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 68.742957][ T3547] Call Trace: [ 68.746245][ T3547] [ 68.749197][ T3547] dump_stack_lvl+0x1e3/0x2cb [ 68.753925][ T3547] ? nf_tcp_handle_invalid+0x642/0x642 [ 68.759405][ T3547] ? panic+0x75d/0x75d [ 68.763505][ T3547] ? extAlloc+0x106/0x1010 [ 68.768015][ T3547] __ubsan_handle_shift_out_of_bounds+0x3bf/0x420 [ 68.774465][ T3547] ? do_raw_spin_unlock+0x137/0x8a0 [ 68.779738][ T3547] extAlloc+0xe4f/0x1010 [ 68.784123][ T3547] ? jfs_ioc_trim+0x660/0x660 [ 68.788895][ T3547] ? bio_add_page+0x481/0x730 [ 68.793626][ T3547] jfs_get_block+0x417/0xe50 [ 68.798241][ T3547] ? __iov_iter_get_pages_alloc+0x86e/0xa70 [ 68.804199][ T3547] ? jfs_dirty_inode+0x230/0x230 [ 68.809157][ T3547] ? iov_iter_get_pages2+0xcb/0x120 [ 68.814410][ T3547] ? iov_iter_gap_alignment+0x200/0x200 [ 68.819977][ T3547] ? jfs_dirty_inode+0x230/0x230 [ 68.824928][ T3547] __blockdev_direct_IO+0x1ba3/0x4340 [ 68.830368][ T3547] ? sb_init_dio_done_wq+0x80/0x80 [ 68.835703][ T3547] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 68.841943][ T3547] ? jfs_dirty_inode+0x230/0x230 [ 68.846915][ T3547] ? seqcount_lockdep_reader_access+0x1d3/0x220 [ 68.853185][ T3547] ? ktime_get_real_ts64+0x460/0x460 [ 68.858558][ T3547] jfs_direct_IO+0xf6/0x1e0 [ 68.863118][ T3547] generic_file_direct_write+0x204/0x460 [ 68.868822][ T3547] __generic_file_write_iter+0x1c4/0x400 [ 68.874864][ T3547] generic_file_write_iter+0xab/0x310 [ 68.880358][ T3547] do_iter_write+0x6e6/0xc50 [ 68.884998][ T3547] ? vfs_iter_write+0xa0/0xa0 [ 68.889706][ T3547] ? vfs_iter_write+0x69/0xa0 [ 68.894827][ T3547] iter_file_splice_write+0x806/0xfa0 [ 68.900262][ T3547] ? splice_from_pipe+0x230/0x230 [ 68.905595][ T3547] ? splice_shrink_spd+0xb0/0xb0 [ 68.910569][ T3547] ? common_file_perm+0x17d/0x1d0 [ 68.915611][ T3547] ? splice_from_pipe+0x230/0x230 [ 68.920687][ T3547] direct_splice_actor+0xe3/0x1c0 [ 68.926029][ T3547] splice_direct_to_actor+0x4c0/0xbd0 [ 68.932526][ T3547] ? do_splice_direct+0x3c0/0x3c0 [ 68.937585][ T3547] ? pipe_to_sendpage+0x350/0x350 [ 68.943334][ T3547] ? fsnotify_perm+0x67/0x590 [ 68.948069][ T3547] ? bpf_lsm_file_permission+0x5/0x10 [ 68.953753][ T3547] do_splice_direct+0x27f/0x3c0 [ 68.958653][ T3547] ? splice_direct_to_actor+0xbd0/0xbd0 [ 68.964208][ T3547] ? rcu_read_lock_any_held+0xb3/0x160 [ 68.969706][ T3547] do_sendfile+0x61c/0xff0 [ 68.974171][ T3547] ? rcu_is_watching+0x11/0xb0 [ 68.979063][ T3547] ? do_pwritev+0x360/0x360 [ 68.983604][ T3547] ? restore_fpregs_from_fpstate+0xfc/0x230 [ 68.989509][ T3547] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 68.995602][ T3547] __se_sys_sendfile64+0x178/0x1e0 [ 69.000832][ T3547] ? __x64_sys_sendfile64+0xa0/0xa0 [ 69.006059][ T3547] ? syscall_enter_from_user_mode+0x2e/0x220 [ 69.012052][ T3547] ? lockdep_hardirqs_on+0x94/0x130 [ 69.017263][ T3547] ? syscall_enter_from_user_mode+0x2e/0x220 [ 69.023269][ T3547] do_syscall_64+0x3d/0xb0 [ 69.027704][ T3547] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 69.033645][ T3547] RIP: 0033:0x7f0bbae1b0d9 [ 69.038149][ T3547] 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 [ 69.057926][ T3547] RSP: 002b:00007ffdf667b578 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 69.066356][ T3547] RAX: ffffffffffffffda RBX: 0032656c69662f2e RCX: 00007f0bbae1b0d9 [ 69.074358][ T3547] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 69.082601][ T3547] RBP: 7261637369646f6e R08: 00005555574a24c0 R09: 00005555574a24c0 [ 69.090584][ T3547] R10: 0001000000201004 R11: 0000000000000246 R12: 6573726168636f69 [ 69.098585][ T3547] R13: 65756e69746e6f63 R14: 633d73726f727265 R15: 00007f0bbae6403b [ 69.107115][ T3547] [ 69.110688][ T3547] ================================================================================ [ 69.120078][ T3547] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 69.128167][ T3547] CPU: 1 PID: 3547 Comm: syz-executor137 Not tainted 6.1.52-syzkaller #0 [ 69.136684][ T3547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 69.146757][ T3547] Call Trace: [ 69.150046][ T3547] [ 69.152982][ T3547] dump_stack_lvl+0x1e3/0x2cb [ 69.157701][ T3547] ? nf_tcp_handle_invalid+0x642/0x642 [ 69.163213][ T3547] ? panic+0x75d/0x75d [ 69.167292][ T3547] ? tick_nohz_tick_stopped+0x77/0xb0 [ 69.172688][ T3547] ? __irq_work_queue_local+0x122/0x180 [ 69.178253][ T3547] ? vscnprintf+0x59/0x80 [ 69.182607][ T3547] panic+0x318/0x75d [ 69.186530][ T3547] ? check_panic_on_warn+0x1d/0xa0 [ 69.191670][ T3547] ? memcpy_page_flushcache+0xfc/0xfc [ 69.197115][ T3547] ? dump_stack_lvl+0x24f/0x2cb [ 69.203034][ T3547] check_panic_on_warn+0x7e/0xa0 [ 69.208003][ T3547] __ubsan_handle_shift_out_of_bounds+0x3de/0x420 [ 69.214461][ T3547] ? do_raw_spin_unlock+0x137/0x8a0 [ 69.219684][ T3547] extAlloc+0xe4f/0x1010 [ 69.224041][ T3547] ? jfs_ioc_trim+0x660/0x660 [ 69.228839][ T3547] ? bio_add_page+0x481/0x730 [ 69.233541][ T3547] jfs_get_block+0x417/0xe50 [ 69.238163][ T3547] ? __iov_iter_get_pages_alloc+0x86e/0xa70 [ 69.244103][ T3547] ? jfs_dirty_inode+0x230/0x230 [ 69.249047][ T3547] ? iov_iter_get_pages2+0xcb/0x120 [ 69.254283][ T3547] ? iov_iter_gap_alignment+0x200/0x200 [ 69.259866][ T3547] ? jfs_dirty_inode+0x230/0x230 [ 69.264820][ T3547] __blockdev_direct_IO+0x1ba3/0x4340 [ 69.270247][ T3547] ? sb_init_dio_done_wq+0x80/0x80 [ 69.275797][ T3547] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 69.282012][ T3547] ? jfs_dirty_inode+0x230/0x230 [ 69.287432][ T3547] ? seqcount_lockdep_reader_access+0x1d3/0x220 [ 69.294063][ T3547] ? ktime_get_real_ts64+0x460/0x460 [ 69.299455][ T3547] jfs_direct_IO+0xf6/0x1e0 [ 69.303994][ T3547] generic_file_direct_write+0x204/0x460 [ 69.310103][ T3547] __generic_file_write_iter+0x1c4/0x400 [ 69.315775][ T3547] generic_file_write_iter+0xab/0x310 [ 69.321201][ T3547] do_iter_write+0x6e6/0xc50 [ 69.325836][ T3547] ? vfs_iter_write+0xa0/0xa0 [ 69.330725][ T3547] ? vfs_iter_write+0x69/0xa0 [ 69.335423][ T3547] iter_file_splice_write+0x806/0xfa0 [ 69.340926][ T3547] ? splice_from_pipe+0x230/0x230 [ 69.345995][ T3547] ? splice_shrink_spd+0xb0/0xb0 [ 69.350962][ T3547] ? common_file_perm+0x17d/0x1d0 [ 69.355999][ T3547] ? splice_from_pipe+0x230/0x230 [ 69.361114][ T3547] direct_splice_actor+0xe3/0x1c0 [ 69.366178][ T3547] splice_direct_to_actor+0x4c0/0xbd0 [ 69.371615][ T3547] ? do_splice_direct+0x3c0/0x3c0 [ 69.376874][ T3547] ? pipe_to_sendpage+0x350/0x350 [ 69.382019][ T3547] ? fsnotify_perm+0x67/0x590 [ 69.386811][ T3547] ? bpf_lsm_file_permission+0x5/0x10 [ 69.392244][ T3547] do_splice_direct+0x27f/0x3c0 [ 69.397201][ T3547] ? splice_direct_to_actor+0xbd0/0xbd0 [ 69.402872][ T3547] ? rcu_read_lock_any_held+0xb3/0x160 [ 69.408539][ T3547] do_sendfile+0x61c/0xff0 [ 69.412985][ T3547] ? rcu_is_watching+0x11/0xb0 [ 69.417799][ T3547] ? do_pwritev+0x360/0x360 [ 69.422432][ T3547] ? restore_fpregs_from_fpstate+0xfc/0x230 [ 69.428365][ T3547] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 69.434460][ T3547] __se_sys_sendfile64+0x178/0x1e0 [ 69.439635][ T3547] ? __x64_sys_sendfile64+0xa0/0xa0 [ 69.444861][ T3547] ? syscall_enter_from_user_mode+0x2e/0x220 [ 69.450854][ T3547] ? lockdep_hardirqs_on+0x94/0x130 [ 69.456064][ T3547] ? syscall_enter_from_user_mode+0x2e/0x220 [ 69.462196][ T3547] do_syscall_64+0x3d/0xb0 [ 69.466733][ T3547] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 69.472669][ T3547] RIP: 0033:0x7f0bbae1b0d9 [ 69.477551][ T3547] 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 [ 69.497879][ T3547] RSP: 002b:00007ffdf667b578 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 69.506401][ T3547] RAX: ffffffffffffffda RBX: 0032656c69662f2e RCX: 00007f0bbae1b0d9 [ 69.514476][ T3547] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 69.522572][ T3547] RBP: 7261637369646f6e R08: 00005555574a24c0 R09: 00005555574a24c0 [ 69.530577][ T3547] R10: 0001000000201004 R11: 0000000000000246 R12: 6573726168636f69 [ 69.538720][ T3547] R13: 65756e69746e6f63 R14: 633d73726f727265 R15: 00007f0bbae6403b [ 69.546822][ T3547] [ 69.550072][ T3547] Kernel Offset: disabled [ 69.554491][ T3547] Rebooting in 86400 seconds..