Warning: Permanently added '10.128.0.182' (ED25519) to the list of known hosts. executing program [ 56.881034][ T4164] loop0: detected capacity change from 0 to 32768 [ 57.117849][ T4164] ================================================================================ [ 57.127337][ T4164] UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:2968:18 [ 57.135025][ T4164] index -3 is out of range for type 's8[1365]' (aka 'signed char[1365]') [ 57.143501][ T4164] CPU: 0 PID: 4164 Comm: syz-executor243 Not tainted 5.15.173-syzkaller #0 [ 57.152087][ T4164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.162311][ T4164] Call Trace: [ 57.165592][ T4164] [ 57.168627][ T4164] dump_stack_lvl+0x1e3/0x2d0 [ 57.173333][ T4164] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 57.178965][ T4164] ? panic+0x860/0x860 [ 57.183060][ T4164] ? PageHuge+0x90/0x130 [ 57.187310][ T4164] __ubsan_handle_out_of_bounds+0x118/0x140 [ 57.193205][ T4164] dbAdjTree+0x377/0x520 [ 57.197467][ T4164] dbAllocBits+0x4e5/0x9a0 [ 57.201898][ T4164] dbAllocDmap+0x6d/0x150 [ 57.206238][ T4164] dbAlloc+0x505/0xc90 [ 57.210313][ T4164] ? extAlloc+0x109/0x1000 [ 57.214750][ T4164] ? dbNextAG+0x630/0x630 [ 57.219073][ T4164] ? do_raw_spin_unlock+0x137/0x8b0 [ 57.224285][ T4164] extAlloc+0x4f4/0x1000 [ 57.228535][ T4164] ? jfs_ioc_trim+0x6a0/0x6a0 [ 57.233210][ T4164] ? memset+0x1f/0x40 [ 57.237207][ T4164] jfs_get_block+0x417/0xe50 [ 57.241812][ T4164] ? jfs_dirty_inode+0x230/0x230 [ 57.246781][ T4164] nobh_write_begin+0x398/0xda0 [ 57.251637][ T4164] jfs_write_begin+0x3e/0x80 [ 57.256218][ T4164] ? jfs_dirty_inode+0x230/0x230 [ 57.261166][ T4164] generic_perform_write+0x2bf/0x5b0 [ 57.266455][ T4164] ? grab_cache_page_write_begin+0x90/0x90 [ 57.272257][ T4164] ? file_remove_privs+0x610/0x610 [ 57.277362][ T4164] ? rwsem_write_trylock+0x166/0x210 [ 57.282644][ T4164] __generic_file_write_iter+0x243/0x4f0 [ 57.288275][ T4164] generic_file_write_iter+0xa7/0x1b0 [ 57.293674][ T4164] vfs_write+0xacd/0xe50 [ 57.297919][ T4164] ? file_end_write+0x250/0x250 [ 57.302769][ T4164] ? __context_tracking_enter+0x5f/0x90 [ 57.308335][ T4164] ? __fdget_pos+0x2d2/0x380 [ 57.312939][ T4164] ksys_write+0x1a2/0x2c0 [ 57.317262][ T4164] ? print_irqtrace_events+0x210/0x210 [ 57.322713][ T4164] ? __ia32_sys_read+0x80/0x80 [ 57.327519][ T4164] ? syscall_enter_from_user_mode+0x2e/0x240 [ 57.333490][ T4164] ? lockdep_hardirqs_on+0x94/0x130 [ 57.338681][ T4164] ? syscall_enter_from_user_mode+0x2e/0x240 [ 57.344662][ T4164] do_syscall_64+0x3b/0xb0 [ 57.349080][ T4164] ? clear_bhb_loop+0x15/0x70 [ 57.353759][ T4164] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.359654][ T4164] RIP: 0033:0x7f60a1724c99 [ 57.364075][ T4164] 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 [ 57.383676][ T4164] RSP: 002b:00007ffcb86e3e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.392089][ T4164] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f60a1724c99 [ 57.400261][ T4164] RDX: 00000000fffffcf8 RSI: 0000000020000000 RDI: 0000000000000004 [ 57.408237][ T4164] RBP: 00007f60a179e5f0 R08: 00000000200205c3 R09: 00005555743604c0 [ 57.416220][ T4164] R10: 000000002001a240 R11: 0000000000000246 R12: 00007ffcb86e3e40 [ 57.424199][ T4164] R13: 00007ffcb86e4068 R14: 431bde82d7b634db R15: 00007f60a176d03b [ 57.432184][ T4164] [ 57.435572][ T4164] ================================================================================ [ 57.444936][ T4164] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 57.452126][ T4164] CPU: 0 PID: 4164 Comm: syz-executor243 Not tainted 5.15.173-syzkaller #0 [ 57.460726][ T4164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.470777][ T4164] Call Trace: [ 57.474070][ T4164] [ 57.476998][ T4164] dump_stack_lvl+0x1e3/0x2d0 [ 57.481685][ T4164] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 57.487316][ T4164] ? panic+0x860/0x860 [ 57.491386][ T4164] panic+0x318/0x860 [ 57.495280][ T4164] ? check_panic_on_warn+0x1d/0xa0 [ 57.500389][ T4164] ? fb_is_primary_device+0xd0/0xd0 [ 57.505668][ T4164] ? dump_stack_lvl+0x24f/0x2d0 [ 57.510519][ T4164] ? PageHuge+0x90/0x130 [ 57.514770][ T4164] check_panic_on_warn+0x7e/0xa0 [ 57.519716][ T4164] __ubsan_handle_out_of_bounds+0x138/0x140 [ 57.525610][ T4164] dbAdjTree+0x377/0x520 [ 57.529851][ T4164] dbAllocBits+0x4e5/0x9a0 [ 57.534268][ T4164] dbAllocDmap+0x6d/0x150 [ 57.538593][ T4164] dbAlloc+0x505/0xc90 [ 57.542652][ T4164] ? extAlloc+0x109/0x1000 [ 57.547067][ T4164] ? dbNextAG+0x630/0x630 [ 57.551391][ T4164] ? do_raw_spin_unlock+0x137/0x8b0 [ 57.556586][ T4164] extAlloc+0x4f4/0x1000 [ 57.560830][ T4164] ? jfs_ioc_trim+0x6a0/0x6a0 [ 57.565534][ T4164] ? memset+0x1f/0x40 [ 57.569524][ T4164] jfs_get_block+0x417/0xe50 [ 57.574122][ T4164] ? jfs_dirty_inode+0x230/0x230 [ 57.579065][ T4164] nobh_write_begin+0x398/0xda0 [ 57.583923][ T4164] jfs_write_begin+0x3e/0x80 [ 57.588508][ T4164] ? jfs_dirty_inode+0x230/0x230 [ 57.593447][ T4164] generic_perform_write+0x2bf/0x5b0 [ 57.598736][ T4164] ? grab_cache_page_write_begin+0x90/0x90 [ 57.604538][ T4164] ? file_remove_privs+0x610/0x610 [ 57.609666][ T4164] ? rwsem_write_trylock+0x166/0x210 [ 57.614952][ T4164] __generic_file_write_iter+0x243/0x4f0 [ 57.620584][ T4164] generic_file_write_iter+0xa7/0x1b0 [ 57.625972][ T4164] vfs_write+0xacd/0xe50 [ 57.630212][ T4164] ? file_end_write+0x250/0x250 [ 57.635059][ T4164] ? __context_tracking_enter+0x5f/0x90 [ 57.640605][ T4164] ? __fdget_pos+0x2d2/0x380 [ 57.645192][ T4164] ksys_write+0x1a2/0x2c0 [ 57.649512][ T4164] ? print_irqtrace_events+0x210/0x210 [ 57.654967][ T4164] ? __ia32_sys_read+0x80/0x80 [ 57.659735][ T4164] ? syscall_enter_from_user_mode+0x2e/0x240 [ 57.665710][ T4164] ? lockdep_hardirqs_on+0x94/0x130 [ 57.670901][ T4164] ? syscall_enter_from_user_mode+0x2e/0x240 [ 57.676880][ T4164] do_syscall_64+0x3b/0xb0 [ 57.681316][ T4164] ? clear_bhb_loop+0x15/0x70 [ 57.685986][ T4164] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.691871][ T4164] RIP: 0033:0x7f60a1724c99 [ 57.696281][ T4164] 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 [ 57.715901][ T4164] RSP: 002b:00007ffcb86e3e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.724311][ T4164] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f60a1724c99 [ 57.732297][ T4164] RDX: 00000000fffffcf8 RSI: 0000000020000000 RDI: 0000000000000004 [ 57.740259][ T4164] RBP: 00007f60a179e5f0 R08: 00000000200205c3 R09: 00005555743604c0 [ 57.748220][ T4164] R10: 000000002001a240 R11: 0000000000000246 R12: 00007ffcb86e3e40 [ 57.756226][ T4164] R13: 00007ffcb86e4068 R14: 431bde82d7b634db R15: 00007f60a176d03b [ 57.764202][ T4164] [ 57.767346][ T4164] Kernel Offset: disabled [ 57.771779][ T4164] Rebooting in 86400 seconds..