------------[ cut here ]------------ kmem_cache of name '9p-fcall-cache-(null)' already exists WARNING: CPU: 1 PID: 11905 at mm/slab_common.c:107 __kmem_cache_create_args+0xaf/0x370 Modules linked in: CPU: 1 UID: 0 PID: 11905 Comm: syz-executor.6 Not tainted 6.12.0-rc3-next-20241016 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__kmem_cache_create_args+0xaf/0x370 Code: 98 48 3d 30 98 cc 85 74 25 48 8b 7b 60 4c 89 e6 e8 76 ee 09 03 85 c0 75 e0 90 48 c7 c7 d8 35 6e 85 4c 89 e6 e8 22 29 a4 ff 90 <0f> 0b 90 90 be 20 00 00 00 4c 89 e7 e8 f0 ef 09 03 48 85 c0 0f 85 RSP: 0018:ffff8880405af930 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88800c0d5780 RCX: ffffc90008425000 RDX: 0000000000040000 RSI: ffffffff8118b52f RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10080b5ed7 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800e1bd040 R13: 0000000000020018 R14: ffff8880405afa10 R15: 0000000000000000 FS: 00007f0c62ea9700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feb08009b58 CR3: 000000002c76a000 CR4: 0000000000350ef0 Call Trace: p9_client_create+0xde4/0x11a0 v9fs_session_init+0x1e0/0x17b0 v9fs_mount+0xbd/0x9b0 legacy_get_tree+0x109/0x220 vfs_get_tree+0x97/0x380 path_mount+0x13b2/0x1ec0 __x64_sys_mount+0x283/0x300 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0c65954b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0c62ea9188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f0c65a68020 RCX: 00007f0c65954b19 RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000000000000 RBP: 00007f0c659aef6d R08: 00000000200001c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc08fda40f R14: 00007f0c62ea9300 R15: 0000000000022000 irq event stamp: 1677 hardirqs last enabled at (1689): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1700): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1709): [] irq_exit_rcu+0x94/0xc0 ---[ end trace 0000000000000000 ]--- loop2: detected capacity change from 0 to 10 ------------[ cut here ]------------ kmem_cache of name '9p-fcall-cache-(null)' already exists WARNING: CPU: 1 PID: 11929 at mm/slab_common.c:107 __kmem_cache_create_args+0xaf/0x370 Modules linked in: CPU: 1 UID: 0 PID: 11929 Comm: syz-executor.1 Tainted: G W 6.12.0-rc3-next-20241016 #1 Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__kmem_cache_create_args+0xaf/0x370 Code: 98 48 3d 30 98 cc 85 74 25 48 8b 7b 60 4c 89 e6 e8 76 ee 09 03 85 c0 75 e0 90 48 c7 c7 d8 35 6e 85 4c 89 e6 e8 22 29 a4 ff 90 <0f> 0b 90 90 be 20 00 00 00 4c 89 e7 e8 f0 ef 09 03 48 85 c0 0f 85 RSP: 0018:ffff88804168f930 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88800c0d58c0 RCX: ffffc90003c01000 RDX: 0000000000040000 RSI: ffffffff8118b52f RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10082d1ed7 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800d764cc0 R13: 0000000000020018 R14: ffff88804168fa10 R15: 0000000000000000 FS: 00007feb0549b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2db25000 CR3: 000000004146c000 CR4: 0000000000350ef0 Call Trace: p9_client_create+0xde4/0x11a0 v9fs_session_init+0x1e0/0x17b0 v9fs_mount+0xbd/0x9b0 legacy_get_tree+0x109/0x220 vfs_get_tree+0x97/0x380 path_mount+0x13b2/0x1ec0 __x64_sys_mount+0x283/0x300 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7feb07f25b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feb0549b188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007feb08038f60 RCX: 00007feb07f25b19 RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000000000000 RBP: 00007feb07f7ff6d R08: 00000000200001c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdae232f7f R14: 00007feb0549b300 R15: 0000000000022000 irq event stamp: 7505 hardirqs last enabled at (7543): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (7576): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (7042): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (7037): [] irq_exit_rcu+0x94/0xc0 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kmem_cache of name '9p-fcall-cache-(null)' already exists WARNING: CPU: 0 PID: 11954 at mm/slab_common.c:107 __kmem_cache_create_args+0xaf/0x370 Modules linked in: CPU: 0 UID: 0 PID: 11954 Comm: syz-executor.6 Tainted: G W 6.12.0-rc3-next-20241016 #1 Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__kmem_cache_create_args+0xaf/0x370 Code: 98 48 3d 30 98 cc 85 74 25 48 8b 7b 60 4c 89 e6 e8 76 ee 09 03 85 c0 75 e0 90 48 c7 c7 d8 35 6e 85 4c 89 e6 e8 22 29 a4 ff 90 <0f> 0b 90 90 be 20 00 00 00 4c 89 e7 e8 f0 ef 09 03 48 85 c0 0f 85 RSP: 0018:ffff8880401af930 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88803d36e140 RCX: ffffc9000781f000 RDX: 0000000000040000 RSI: ffffffff8118b52f RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed100d9c5141 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800e055600 R13: 0000000000020018 R14: ffff8880401afa10 R15: 0000000000000000 FS: 00007f0c62eca700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005582f4bffc60 CR3: 000000000f490000 CR4: 0000000000350ef0 Call Trace: p9_client_create+0xde4/0x11a0 v9fs_session_init+0x1e0/0x17b0 v9fs_mount+0xbd/0x9b0 legacy_get_tree+0x109/0x220 vfs_get_tree+0x97/0x380 path_mount+0x13b2/0x1ec0 __x64_sys_mount+0x283/0x300 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0c65954b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0c62eca188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f0c65a67f60 RCX: 00007f0c65954b19 RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000000000000 RBP: 00007f0c659aef6d R08: 00000000200001c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc08fda40f R14: 00007f0c62eca300 R15: 0000000000022000 irq event stamp: 6211 hardirqs last enabled at (6221): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (6282): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2900): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2829): [] irq_exit_rcu+0x94/0xc0 ---[ end trace 0000000000000000 ]---