Warning: Permanently added '10.128.1.2' (ECDSA) to the list of known hosts. executing program [ 649.877454] BUG at fs/jfs/jfs_dmap.c:3002 assert(n < 4) [ 649.883556] ------------[ cut here ]------------ [ 649.888320] kernel BUG at fs/jfs/jfs_dmap.c:3002! [ 649.894838] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 649.900217] CPU: 0 PID: 8102 Comm: syz-executor382 Not tainted 4.19.211-syzkaller #0 [ 649.908082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 649.917535] RIP: 0010:dbFindLeaf+0x147/0x240 [ 649.921931] Code: fe 83 fb 04 75 96 e8 88 2f ed fe 48 c7 c1 e0 f7 9a 88 ba ba 0b 00 00 48 c7 c6 60 f7 9a 88 48 c7 c7 a0 f7 9a 88 e8 d4 60 7e 05 <0f> 0b e8 62 2f ed fe 41 83 ef 01 31 ff 8d 04 ad 01 00 00 00 44 89 [ 649.940820] RSP: 0018:ffff8880915af4b8 EFLAGS: 00010282 [ 649.946166] RAX: 000000000000002b RBX: 0000000000000004 RCX: 0000000000000000 [ 649.953411] RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed10122b5e89 [ 649.960655] RBP: 000000000000001c R08: 000000000000002b R09: 0000000000000000 [ 649.967899] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880aaf9f010 [ 649.975148] R13: 0000000000000000 R14: 00000000ffffffff R15: 00000000001cb702 [ 649.982395] FS: 0000555556183300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 649.990595] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 649.996453] CR2: 00007ffeb5797f40 CR3: 000000009d3e6000 CR4: 00000000003406f0 [ 650.003724] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 650.010970] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 650.018216] Call Trace: [ 650.020786] dbAllocDmapLev+0xaf/0x330 [ 650.024653] ? dbAllocNext+0x400/0x400 [ 650.028516] ? dbAllocNext+0x31f/0x400 [ 650.032383] dbAlloc+0x82b/0xb00 [ 650.035728] extAlloc+0x4cb/0xdb0 [ 650.039160] ? jfs_ioc_trim+0x430/0x430 [ 650.043112] jfs_get_block+0x1f5/0xae0 [ 650.046974] ? jfs_open+0x330/0x330 [ 650.050576] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 650.055570] ? alloc_page_buffers+0x2da/0x5c0 [ 650.060042] nobh_write_begin+0x446/0x1030 [ 650.064262] ? do_raw_spin_unlock+0x171/0x230 [ 650.068737] jfs_write_begin+0x3e/0x1a0 [ 650.072686] ? jfs_open+0x330/0x330 [ 650.076293] generic_perform_write+0x1f8/0x4d0 [ 650.080855] ? __mnt_drop_write_file+0x6f/0xa0 [ 650.085415] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 650.090059] ? current_time+0x1c0/0x1c0 [ 650.094014] ? lock_acquire+0x170/0x3c0 [ 650.097962] __generic_file_write_iter+0x24b/0x610 [ 650.102868] generic_file_write_iter+0x3f8/0x730 [ 650.107607] ? common_file_perm+0x4e5/0x850 [ 650.111904] do_iter_readv_writev+0x668/0x790 [ 650.116375] ? clone_verify_area+0x240/0x240 [ 650.120765] ? security_file_permission+0x1c0/0x220 [ 650.125765] do_iter_write+0x182/0x5d0 [ 650.129632] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 650.134623] vfs_writev+0x153/0x2e0 [ 650.138224] ? vfs_iter_write+0xa0/0xa0 [ 650.142177] ? trace_hardirqs_off+0x64/0x200 [ 650.146563] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 650.151641] ? debug_check_no_obj_freed+0x201/0x490 [ 650.156641] ? putname+0xe1/0x120 [ 650.160071] ? putname+0xe1/0x120 [ 650.163504] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 650.168497] ? kmem_cache_free+0x226/0x260 [ 650.172707] ? putname+0xe1/0x120 [ 650.176137] do_writev+0x136/0x330 [ 650.179653] ? vfs_writev+0x2e0/0x2e0 [ 650.183432] ? trace_hardirqs_off_caller+0x6e/0x210 [ 650.188428] ? do_syscall_64+0x21/0x620 [ 650.192379] do_syscall_64+0xf9/0x620 [ 650.196161] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 650.201325] RIP: 0033:0x7fa2365fde59 [ 650.205015] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 c0 ff ff ff f7 d8 64 89 01 48 [ 650.223889] RSP: 002b:00007ffc2948e478 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 650.231571] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fa2365fde59 [ 650.238818] RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003 [ 650.246062] RBP: 00007fa2365bd6c0 R08: 0000000000000000 R09: 0000000000000000 [ 650.253306] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000f8008000 [ 650.260551] R13: 0000000000000000 R14: 00080000000000f4 R15: 0000000000000000 [ 650.267796] Modules linked in: [ 650.272579] ---[ end trace ddbf4f56a168b38e ]--- [ 650.277357] RIP: 0010:dbFindLeaf+0x147/0x240 [ 650.281766] Code: fe 83 fb 04 75 96 e8 88 2f ed fe 48 c7 c1 e0 f7 9a 88 ba ba 0b 00 00 48 c7 c6 60 f7 9a 88 48 c7 c7 a0 f7 9a 88 e8 d4 60 7e 05 <0f> 0b e8 62 2f ed fe 41 83 ef 01 31 ff 8d 04 ad 01 00 00 00 44 89 [ 650.301513] RSP: 0018:ffff8880915af4b8 EFLAGS: 00010282 [ 650.306906] RAX: 000000000000002b RBX: 0000000000000004 RCX: 0000000000000000 [ 650.314208] RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed10122b5e89 [ 650.321490] RBP: 000000000000001c R08: 000000000000002b R09: 0000000000000000 [ 650.328779] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880aaf9f010 [ 650.336093] R13: 0000000000000000 R14: 00000000ffffffff R15: 00000000001cb702 [ 650.343380] FS: 0000555556183300(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 650.351597] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 650.357526] CR2: 00005655382e90a0 CR3: 000000009d3e6000 CR4: 00000000003406e0 [ 650.364836] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 650.372087] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 650.379375] Kernel panic - not syncing: Fatal exception [ 650.384900] Kernel Offset: disabled [ 650.388505] Rebooting in 86400 seconds..