Warning: Permanently added '[localhost]:4189' (ED25519) to the list of known hosts. executing program executing program executing program syzkaller login: [ 86.337609][ T5099] 9pnet_virtio: no channels available for device syz [ 86.347894][ T5104] 9pnet_virtio: no channels available for device syz executing program [ 86.375835][ T5101] 9pnet_virtio: no channels available for device syz executing program executing program [ 86.432364][ T5107] 9pnet_virtio: no channels available for device syz [ 86.436612][ T5108] 9pnet_virtio: no channels available for device syz [ 86.440005][ T5109] 9pnet_virtio: no channels available for device syz executing program executing program [ 86.461323][ T5110] 9pnet_virtio: no channels available for device syz executing program executing program [ 86.497864][ T5114] 9pnet_virtio: no channels available for device syz [ 86.502500][ T5113] 9pnet_virtio: no channels available for device syz [ 86.506389][ T5112] 9pnet_virtio: no channels available for device syz executing program executing program executing program executing program [ 86.550796][ T5115] 9pnet_virtio: no channels available for device syz [ 86.561283][ T5116] 9pnet_virtio: no channels available for device syz executing program [ 86.579945][ T5117] 9pnet_virtio: no channels available for device syz [ 86.586009][ T5118] 9pnet_virtio: no channels available for device syz executing program executing program [ 86.604314][ T5119] ------------[ cut here ]------------ [ 86.607260][ T5119] kmem_cache of name '9p-fcall-cache' already exists executing program [ 86.632860][ T5120] 9pnet_virtio: no channels available for device syz [ 86.638682][ T5119] WARNING: CPU: 0 PID: 5119 at mm/slab_common.c:108 __kmem_cache_create_args+0xa7/0x350 [ 86.642396][ T5119] Modules linked in: [ 86.643840][ T5119] CPU: 0 UID: 0 PID: 5119 Comm: syz-executor332 Not tainted 6.11.0-syzkaller-10392-g68e5c7d4cefb #0 [ 86.650123][ T5119] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.655154][ T5119] RIP: 0010:__kmem_cache_create_args+0xa7/0x350 [ 86.657583][ T5119] Code: 8e 48 8b 1b 48 39 eb 74 25 48 8b 7b f8 4c 89 fe e8 ce 5f df 09 85 c0 75 e8 90 48 c7 c7 5b e6 0a 8e 4c 89 fe e8 aa 81 78 ff 90 <0f> 0b 90 90 4c 89 ff be 20 00 00 00 e8 28 61 df 09 48 85 c0 0f 85 [ 86.664997][ T5119] RSP: 0018:ffffc90002e7f788 EFLAGS: 00010246 [ 86.667138][ T5119] RAX: a3d1ba5713e30e00 RBX: ffff88803d0ba428 RCX: ffff888000998000 [ 86.670161][ T5119] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 86.673703][ T5119] RBP: ffffffff8ea1fa80 R08: ffffffff8155aaa2 R09: fffffbfff1cf9fd8 [ 86.677049][ T5119] R10: dffffc0000000000 R11: fffffbfff1cf9fd8 R12: 0000000000020018 [ 86.680183][ T5119] R13: 0000000000000000 R14: ffffc90002e7f860 R15: ffffffff8d2dacc0 [ 86.683147][ T5119] FS: 00005555872a5380(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 86.686457][ T5119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.688960][ T5119] CR2: 00007f178c19200a CR3: 0000000040236000 CR4: 0000000000350ef0 [ 86.692388][ T5119] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.696148][ T5119] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.699526][ T5119] Call Trace: [ 86.700920][ T5119] [ 86.702153][ T5119] ? __warn+0x168/0x4e0 [ 86.703836][ T5119] ? __kmem_cache_create_args+0xa7/0x350 [ 86.706489][ T5119] ? report_bug+0x2b3/0x500 [ 86.708257][ T5119] ? __kmem_cache_create_args+0xa7/0x350 [ 86.710599][ T5119] ? handle_bug+0x60/0x90 [ 86.712263][ T5119] ? exc_invalid_op+0x1a/0x50 [ 86.714233][ T5119] ? asm_exc_invalid_op+0x1a/0x20 [ 86.716399][ T5119] ? __warn_printk+0x292/0x360 [ 86.718342][ T5119] ? __kmem_cache_create_args+0xa7/0x350 [ 86.720431][ T5119] ? __kmem_cache_create_args+0xa6/0x350 [ 86.722426][ T5119] p9_client_create+0xba5/0x1110 [ 86.724364][ T5119] ? __pfx_p9_client_create+0x10/0x10 [ 86.726516][ T5119] ? __asan_memset+0x23/0x50 [ 86.728706][ T5119] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 86.731309][ T5119] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 86.733889][ T5119] ? __raw_spin_lock_init+0x45/0x100 [ 86.736159][ T5119] v9fs_session_init+0x1e4/0x1b80 [ 86.738209][ T5119] ? __pfx_v9fs_session_init+0x10/0x10 [ 86.740342][ T5119] ? __kasan_kmalloc+0x98/0xb0 [ 86.742173][ T5119] ? v9fs_mount+0xb2/0xaa0 [ 86.744009][ T5119] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 86.746430][ T5119] v9fs_mount+0xcf/0xaa0 [ 86.748019][ T5119] ? __pfx_aa_get_newest_label+0x10/0x10 [ 86.750244][ T5119] ? __pfx_v9fs_mount+0x10/0x10 [ 86.752116][ T5119] ? vfs_parse_fs_string+0x190/0x230 [ 86.754362][ T5119] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 86.756813][ T5119] legacy_get_tree+0xee/0x190 [ 86.759100][ T5119] ? __pfx_v9fs_mount+0x10/0x10 [ 86.761138][ T5119] vfs_get_tree+0x90/0x2b0 [ 86.762968][ T5119] do_new_mount+0x2be/0xb40 [ 86.764928][ T5119] ? __pfx_do_new_mount+0x10/0x10 [ 86.766870][ T5119] __se_sys_mount+0x2d6/0x3c0 [ 86.768763][ T5119] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 86.771205][ T5119] ? __pfx___se_sys_mount+0x10/0x10 [ 86.773743][ T5119] ? do_syscall_64+0x100/0x230 [ 86.776239][ T5119] ? __x64_sys_mount+0x20/0xc0 [ 86.778634][ T5119] do_syscall_64+0xf3/0x230 [ 86.780563][ T5119] ? clear_bhb_loop+0x35/0x90 [ 86.782807][ T5119] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.785379][ T5119] RIP: 0033:0x7f178c149299 [ 86.787202][ T5119] 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 [ 86.794798][ T5119] RSP: 002b:00007ffdb2f2e268 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 86.798838][ T5119] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f178c149299 [ 86.802943][ T5119] RDX: 00000000200004c0 RSI: 0000000020000480 RDI: 00000000200001c0 [ 86.806086][ T5119] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000004 [ 86.809144][ T5119] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb2f2e28c [ 86.812127][ T5119] R13: 00007ffdb2f2e2c0 R14: 00007ffdb2f2e2a0 R15: 0000000000000002 [ 86.815296][ T5119] [ 86.816573][ T5119] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.819536][ T5119] CPU: 0 UID: 0 PID: 5119 Comm: syz-executor332 Not tainted 6.11.0-syzkaller-10392-g68e5c7d4cefb #0 [ 86.824150][ T5119] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.828760][ T5119] Call Trace: [ 86.830059][ T5119] [ 86.831214][ T5119] dump_stack_lvl+0x241/0x360 [ 86.832996][ T5119] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.834939][ T5119] ? __pfx__printk+0x10/0x10 [ 86.836807][ T5119] ? vscnprintf+0x5d/0x90 [ 86.838482][ T5119] panic+0x349/0x880 [ 86.839997][ T5119] ? __warn+0x177/0x4e0 [ 86.841687][ T5119] ? __pfx_panic+0x10/0x10 [ 86.843572][ T5119] __warn+0x34b/0x4e0 [ 86.845338][ T5119] ? __kmem_cache_create_args+0xa7/0x350 [ 86.847936][ T5119] report_bug+0x2b3/0x500 [ 86.849565][ T5119] ? __kmem_cache_create_args+0xa7/0x350 [ 86.851658][ T5119] handle_bug+0x60/0x90 [ 86.853552][ T5119] exc_invalid_op+0x1a/0x50 [ 86.855703][ T5119] asm_exc_invalid_op+0x1a/0x20 [ 86.857924][ T5119] RIP: 0010:__kmem_cache_create_args+0xa7/0x350 [ 86.860616][ T5119] Code: 8e 48 8b 1b 48 39 eb 74 25 48 8b 7b f8 4c 89 fe e8 ce 5f df 09 85 c0 75 e8 90 48 c7 c7 5b e6 0a 8e 4c 89 fe e8 aa 81 78 ff 90 <0f> 0b 90 90 4c 89 ff be 20 00 00 00 e8 28 61 df 09 48 85 c0 0f 85 [ 86.868606][ T5119] RSP: 0018:ffffc90002e7f788 EFLAGS: 00010246 [ 86.871084][ T5119] RAX: a3d1ba5713e30e00 RBX: ffff88803d0ba428 RCX: ffff888000998000 [ 86.874122][ T5119] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 86.877172][ T5119] RBP: ffffffff8ea1fa80 R08: ffffffff8155aaa2 R09: fffffbfff1cf9fd8 [ 86.880488][ T5119] R10: dffffc0000000000 R11: fffffbfff1cf9fd8 R12: 0000000000020018 [ 86.883685][ T5119] R13: 0000000000000000 R14: ffffc90002e7f860 R15: ffffffff8d2dacc0 [ 86.886884][ T5119] ? __warn_printk+0x292/0x360 [ 86.888786][ T5119] ? __kmem_cache_create_args+0xa6/0x350 [ 86.890989][ T5119] p9_client_create+0xba5/0x1110 [ 86.892822][ T5119] ? __pfx_p9_client_create+0x10/0x10 [ 86.895073][ T5119] ? __asan_memset+0x23/0x50 [ 86.897115][ T5119] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 86.899484][ T5119] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 86.901823][ T5119] ? __raw_spin_lock_init+0x45/0x100 [ 86.903835][ T5119] v9fs_session_init+0x1e4/0x1b80 [ 86.905743][ T5119] ? __pfx_v9fs_session_init+0x10/0x10 [ 86.907949][ T5119] ? __kasan_kmalloc+0x98/0xb0 [ 86.909771][ T5119] ? v9fs_mount+0xb2/0xaa0 [ 86.911477][ T5119] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 86.913475][ T5119] v9fs_mount+0xcf/0xaa0 [ 86.915140][ T5119] ? __pfx_aa_get_newest_label+0x10/0x10 [ 86.917491][ T5119] ? __pfx_v9fs_mount+0x10/0x10 [ 86.919613][ T5119] ? vfs_parse_fs_string+0x190/0x230 [ 86.922032][ T5119] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 86.924639][ T5119] legacy_get_tree+0xee/0x190 [ 86.926659][ T5119] ? __pfx_v9fs_mount+0x10/0x10 [ 86.928657][ T5119] vfs_get_tree+0x90/0x2b0 [ 86.930427][ T5119] do_new_mount+0x2be/0xb40 [ 86.932285][ T5119] ? __pfx_do_new_mount+0x10/0x10 [ 86.934376][ T5119] __se_sys_mount+0x2d6/0x3c0 [ 86.936223][ T5119] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 86.938578][ T5119] ? __pfx___se_sys_mount+0x10/0x10 [ 86.940736][ T5119] ? do_syscall_64+0x100/0x230 [ 86.942445][ T5119] ? __x64_sys_mount+0x20/0xc0 [ 86.944480][ T5119] do_syscall_64+0xf3/0x230 [ 86.946520][ T5119] ? clear_bhb_loop+0x35/0x90 [ 86.948427][ T5119] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.950593][ T5119] RIP: 0033:0x7f178c149299 [ 86.952205][ T5119] 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 [ 86.959624][ T5119] RSP: 002b:00007ffdb2f2e268 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 86.963478][ T5119] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f178c149299 [ 86.966519][ T5119] RDX: 00000000200004c0 RSI: 0000000020000480 RDI: 00000000200001c0 [ 86.969503][ T5119] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000004 [ 86.972117][ T5119] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb2f2e28c [ 86.975632][ T5119] R13: 00007ffdb2f2e2c0 R14: 00007ffdb2f2e2a0 R15: 0000000000000002 [ 86.978755][ T5119] [ 86.980301][ T5119] Kernel Offset: disabled [ 86.982301][ T5119] Rebooting in 86400 seconds.. VM DIAGNOSIS: 06:45:34 Registers: info registers vcpu 0 CPU#0 RAX=000000000000005d RBX=ffffffff9a6fee20 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002e7eeb0 R8 =ffffffff85488d8b R9 =1ffff11003d97046 R10=dffffc0000000000 R11=ffffffff85488d40 R12=dffffc0000000000 R13=ffffffff9a3f9ef6 R14=000000000000005d R15=00000000000003f8 RIP=ffffffff85488dbe RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 00005555872a5380 ffffffff 00c00000 GS =0000 ffff88801fc00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f178c19200a CR3=0000000040236000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000002000801 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 5010e75d5c9b54d0 c4834d7453979138 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 88b8965804d0db19 0fb67d156e3312bd ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 6bba59b5cfb8f921 cc330ae0de17f885 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 800f443f33191042 d1faca8ea59c538e ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000c40 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000040 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000003a0000003a 005bce73318d2b21 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000003a00000000 0000003a00000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000002fa98c23 007aaccc2f43ec3a ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0069958a32235bad 0000003a2dc58e20 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 f72cbb3c6bd3bdf7 e867896426ede38c ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 da8bb1bc65ddf9c4 a1b1f2e6839e8c24 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 a54ff53a3c6ef372 bb67ae856a09e667 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 5be0cd191f83d9ab 9b05688c510e527f ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 7475636578650073 667265646e69622f 7665642f00736672 65646e69622f2e00 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 515046405d400056 435740414b4c470a 5340410a00564357 40414b4c470a0b00 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000