loop0: detected capacity change from 0 to 32768 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 1 CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 fail_dump lib/fault-inject.c:73 [inline] should_fail_ex+0x412/0x560 lib/fault-inject.c:174 should_failslab+0xa8/0x100 mm/failslab.c:46 slab_pre_alloc_hook mm/slub.c:4523 [inline] slab_alloc_node mm/slub.c:4876 [inline] __kmalloc_cache_noprof+0x88/0x660 mm/slub.c:5415 kmalloc_noprof include/linux/slab.h:950 [inline] kmalloc_array_noprof include/linux/slab.h:1097 [inline] ciGetLeafPrefixKey fs/jfs/jfs_dtree.c:3509 [inline] dtSplitUp fs/jfs/jfs_dtree.c:1179 [inline] dtInsert+0x1887/0x5cd0 fs/jfs/jfs_dtree.c:868 jfs_rename+0x89d/0x1860 fs/jfs/namei.c:1226 vfs_rename+0xa96/0xeb0 fs/namei.c:6054 filename_renameat2+0x539/0x9c0 fs/namei.c:6172 __do_sys_rename fs/namei.c:6216 [inline] __se_sys_rename+0x55/0x2c0 fs/namei.c:6212 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0fa419ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0fa4f75fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f0fa4415fa0 RCX: 00007f0fa419ce59 RDX: 0000000000000000 RSI: 0000200000000f40 RDI: 00002000000003c0 RBP: 00007f0fa4f76050 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007f0fa4416038 R14: 00007f0fa4415fa0 R15: 00007ffc697d0d48 BUG at fs/jfs/jfs_txnmgr.c:530 assert(tblk->next == 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:530! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:txEnd+0x51f/0x530 fs/jfs/jfs_txnmgr.c:530 Code: e9 cc fe ff ff e8 01 36 61 fe 48 c7 c7 e0 2c 0c 8c 48 c7 c6 d9 28 0c 8c ba 12 02 00 00 48 c7 c1 20 2d 0c 8c e8 d2 1c c3 fd 90 <0f> 0b 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffffc900067bf8c0 EFLAGS: 00010246 RAX: 0000000000000036 RBX: ffff888041b80800 RCX: 0b9549d78a86a100 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000ea9332 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1cfd220 R12: 1ffff920001d526b R13: dffffc0000000000 R14: ffffc90000ea9358 R15: 000000000000000c FS: 00007f0fa4f766c0(0000) GS:ffff88808c891000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f22e4bf2000 CR3: 0000000040b6d000 CR4: 0000000000352ef0 Call Trace: jfs_rename+0x10e8/0x1860 fs/jfs/namei.c:1308 vfs_rename+0xa96/0xeb0 fs/namei.c:6054 filename_renameat2+0x539/0x9c0 fs/namei.c:6172 __do_sys_rename fs/namei.c:6216 [inline] __se_sys_rename+0x55/0x2c0 fs/namei.c:6212 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0fa419ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0fa4f75fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f0fa4415fa0 RCX: 00007f0fa419ce59 RDX: 0000000000000000 RSI: 0000200000000f40 RDI: 00002000000003c0 RBP: 00007f0fa4f76050 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007f0fa4416038 R14: 00007f0fa4415fa0 R15: 00007ffc697d0d48 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txEnd+0x51f/0x530 fs/jfs/jfs_txnmgr.c:530 Code: e9 cc fe ff ff e8 01 36 61 fe 48 c7 c7 e0 2c 0c 8c 48 c7 c6 d9 28 0c 8c ba 12 02 00 00 48 c7 c1 20 2d 0c 8c e8 d2 1c c3 fd 90 <0f> 0b 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffffc900067bf8c0 EFLAGS: 00010246 RAX: 0000000000000036 RBX: ffff888041b80800 RCX: 0b9549d78a86a100 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000ea9332 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1cfd220 R12: 1ffff920001d526b R13: dffffc0000000000 R14: ffffc90000ea9358 R15: 000000000000000c FS: 00007f0fa4f766c0(0000) GS:ffff88808c891000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f22e4bf2000 CR3: 0000000040b6d000 CR4: 0000000000352ef0