Warning: Permanently added '10.128.0.209' (ED25519) to the list of known hosts. executing program [ 52.088318][ T3508] loop0: detected capacity change from 0 to 32768 [ 52.310171][ T3508] ================================================================================ [ 52.320080][ T3508] UBSAN: shift-out-of-bounds in fs/jfs/jfs_extent.c:314:16 [ 52.327441][ T3508] shift exponent -1 is negative [ 52.332710][ T3508] CPU: 0 PID: 3508 Comm: syz-executor339 Not tainted 6.1.46-syzkaller #0 [ 52.341497][ T3508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 52.351714][ T3508] Call Trace: [ 52.355699][ T3508] [ 52.358646][ T3508] dump_stack_lvl+0x1e3/0x2cb [ 52.363439][ T3508] ? nf_tcp_handle_invalid+0x642/0x642 [ 52.369124][ T3508] ? panic+0x75d/0x75d [ 52.373201][ T3508] ? extAlloc+0x106/0x1010 [ 52.377632][ T3508] __ubsan_handle_shift_out_of_bounds+0x3bf/0x420 [ 52.384400][ T3508] ? do_raw_spin_unlock+0x137/0x8a0 [ 52.389779][ T3508] extAlloc+0xe4f/0x1010 [ 52.394388][ T3508] ? jfs_ioc_trim+0x660/0x660 [ 52.399272][ T3508] jfs_get_block+0x417/0xe50 [ 52.404092][ T3508] ? create_page_buffers+0x1d2/0x4b0 [ 52.409408][ T3508] ? jfs_dirty_inode+0x230/0x230 [ 52.414563][ T3508] ? create_page_buffers+0x24e/0x4b0 [ 52.420721][ T3508] __block_write_begin_int+0x544/0x1a30 [ 52.426385][ T3508] ? jfs_dirty_inode+0x230/0x230 [ 52.431857][ T3508] ? page_zero_new_buffers+0x650/0x650 [ 52.437321][ T3508] ? jfs_dirty_inode+0x230/0x230 [ 52.442266][ T3508] block_write_begin+0x98/0x1f0 [ 52.447291][ T3508] ? jfs_write_begin+0x16/0x60 [ 52.452318][ T3508] jfs_write_begin+0x2d/0x60 [ 52.456951][ T3508] generic_perform_write+0x2fc/0x5e0 [ 52.462347][ T3508] ? generic_file_direct_write+0x460/0x460 [ 52.468246][ T3508] ? __file_remove_privs+0x640/0x640 [ 52.473556][ T3508] ? generic_write_checks+0x15c/0x1c0 [ 52.479024][ T3508] ? clear_nonspinnable+0x60/0x60 [ 52.484152][ T3508] __generic_file_write_iter+0x176/0x400 [ 52.489859][ T3508] generic_file_write_iter+0xab/0x310 [ 52.495256][ T3508] vfs_write+0x7ae/0xba0 [ 52.499517][ T3508] ? file_end_write+0x250/0x250 [ 52.504592][ T3508] ? __fdget_pos+0x2c1/0x360 [ 52.509292][ T3508] ksys_write+0x19c/0x2c0 [ 52.513801][ T3508] ? print_irqtrace_events+0x210/0x210 [ 52.519271][ T3508] ? __ia32_sys_read+0x80/0x80 [ 52.524041][ T3508] ? syscall_enter_from_user_mode+0x2e/0x220 [ 52.530018][ T3508] ? lockdep_hardirqs_on+0x94/0x130 [ 52.535219][ T3508] ? syscall_enter_from_user_mode+0x2e/0x220 [ 52.541211][ T3508] do_syscall_64+0x3d/0xb0 [ 52.545630][ T3508] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 52.551786][ T3508] RIP: 0033:0x7fbe0a1d8ad9 [ 52.556202][ T3508] 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 [ 52.575807][ T3508] RSP: 002b:00007ffd654b3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.584230][ T3508] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbe0a1d8ad9 [ 52.592199][ T3508] RDX: 000000000208e24b RSI: 0000000020000300 RDI: 0000000000000005 [ 52.600435][ T3508] RBP: 00007fbe0a2525f0 R08: 0000555556f724c0 R09: 0000555556f724c0 [ 52.608403][ T3508] R10: 0000555556f724c0 R11: 0000000000000246 R12: 00007ffd654b3190 [ 52.616460][ T3508] R13: 00007ffd654b33b8 R14: 431bde82d7b634db R15: 00007fbe0a22103b [ 52.624984][ T3508] [ 52.630871][ T3508] ================================================================================ [ 52.640248][ T3508] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 52.647450][ T3508] CPU: 0 PID: 3508 Comm: syz-executor339 Not tainted 6.1.46-syzkaller #0 [ 52.655857][ T3508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 52.667472][ T3508] Call Trace: [ 52.670749][ T3508] [ 52.673675][ T3508] dump_stack_lvl+0x1e3/0x2cb [ 52.678365][ T3508] ? nf_tcp_handle_invalid+0x642/0x642 [ 52.684087][ T3508] ? panic+0x75d/0x75d [ 52.688323][ T3508] ? tick_nohz_tick_stopped+0x77/0xb0 [ 52.693692][ T3508] ? __irq_work_queue_local+0x122/0x180 [ 52.699243][ T3508] ? vscnprintf+0x59/0x80 [ 52.703578][ T3508] panic+0x318/0x75d [ 52.707474][ T3508] ? check_panic_on_warn+0x1d/0xa0 [ 52.712611][ T3508] ? memcpy_page_flushcache+0xfc/0xfc [ 52.717983][ T3508] ? dump_stack_lvl+0x24f/0x2cb [ 52.722851][ T3508] check_panic_on_warn+0x7e/0xa0 [ 52.727794][ T3508] __ubsan_handle_shift_out_of_bounds+0x3de/0x420 [ 52.734390][ T3508] ? do_raw_spin_unlock+0x137/0x8a0 [ 52.739689][ T3508] extAlloc+0xe4f/0x1010 [ 52.744903][ T3508] ? jfs_ioc_trim+0x660/0x660 [ 52.749597][ T3508] jfs_get_block+0x417/0xe50 [ 52.754184][ T3508] ? create_page_buffers+0x1d2/0x4b0 [ 52.759517][ T3508] ? jfs_dirty_inode+0x230/0x230 [ 52.764551][ T3508] ? create_page_buffers+0x24e/0x4b0 [ 52.769841][ T3508] __block_write_begin_int+0x544/0x1a30 [ 52.775505][ T3508] ? jfs_dirty_inode+0x230/0x230 [ 52.780449][ T3508] ? page_zero_new_buffers+0x650/0x650 [ 52.786000][ T3508] ? jfs_dirty_inode+0x230/0x230 [ 52.790986][ T3508] block_write_begin+0x98/0x1f0 [ 52.795854][ T3508] ? jfs_write_begin+0x16/0x60 [ 52.800635][ T3508] jfs_write_begin+0x2d/0x60 [ 52.805315][ T3508] generic_perform_write+0x2fc/0x5e0 [ 52.810701][ T3508] ? generic_file_direct_write+0x460/0x460 [ 52.816604][ T3508] ? __file_remove_privs+0x640/0x640 [ 52.821890][ T3508] ? generic_write_checks+0x15c/0x1c0 [ 52.827260][ T3508] ? clear_nonspinnable+0x60/0x60 [ 52.832379][ T3508] __generic_file_write_iter+0x176/0x400 [ 52.838025][ T3508] generic_file_write_iter+0xab/0x310 [ 52.843400][ T3508] vfs_write+0x7ae/0xba0 [ 52.847648][ T3508] ? file_end_write+0x250/0x250 [ 52.852506][ T3508] ? __fdget_pos+0x2c1/0x360 [ 52.857096][ T3508] ksys_write+0x19c/0x2c0 [ 52.861445][ T3508] ? print_irqtrace_events+0x210/0x210 [ 52.866902][ T3508] ? __ia32_sys_read+0x80/0x80 [ 52.871664][ T3508] ? syscall_enter_from_user_mode+0x2e/0x220 [ 52.878080][ T3508] ? lockdep_hardirqs_on+0x94/0x130 [ 52.883552][ T3508] ? syscall_enter_from_user_mode+0x2e/0x220 [ 52.889536][ T3508] do_syscall_64+0x3d/0xb0 [ 52.893986][ T3508] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 52.899915][ T3508] RIP: 0033:0x7fbe0a1d8ad9 [ 52.904351][ T3508] 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 [ 52.924061][ T3508] RSP: 002b:00007ffd654b3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.933641][ T3508] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbe0a1d8ad9 [ 52.941708][ T3508] RDX: 000000000208e24b RSI: 0000000020000300 RDI: 0000000000000005 [ 52.949683][ T3508] RBP: 00007fbe0a2525f0 R08: 0000555556f724c0 R09: 0000555556f724c0 [ 52.957653][ T3508] R10: 0000555556f724c0 R11: 0000000000000246 R12: 00007ffd654b3190 [ 52.965630][ T3508] R13: 00007ffd654b33b8 R14: 431bde82d7b634db R15: 00007fbe0a22103b [ 52.973785][ T3508] [ 52.977027][ T3508] Kernel Offset: disabled [ 52.981451][ T3508] Rebooting in 86400 seconds..