Warning: Permanently added '[localhost]:18921' (ED25519) to the list of known hosts. executing program executing program executing program executing program [ 82.278943][ T5096] ------------[ cut here ]------------ [ 82.281233][ T5096] kmem_cache of name '9p-fcall-cache' already exists executing program executing program [ 82.297568][ T5096] WARNING: CPU: 0 PID: 5096 at mm/slab_common.c:108 __kmem_cache_create_args+0xa7/0x350 [ 82.301331][ T5096] Modules linked in: [ 82.303073][ T5096] CPU: 0 UID: 0 PID: 5096 Comm: syz-executor205 Not tainted 6.11.0-syzkaller-05442-g932d2d1fcb2b #0 [ 82.307935][ T5096] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 82.311971][ T5096] RIP: 0010:__kmem_cache_create_args+0xa7/0x350 [ 82.314506][ T5096] Code: 8e 48 8b 1b 48 39 eb 74 25 48 8b 7b f8 4c 89 fe e8 0e d1 db 09 85 c0 75 e8 90 48 c7 c7 f6 02 0a 8e 4c 89 fe e8 9a 75 7a ff 90 <0f> 0b 90 90 4c 89 ff be 20 00 00 00 e8 68 d2 db 09 48 85 c0 0f 85 [ 82.321793][ T5096] RSP: 0018:ffffc90002e7f788 EFLAGS: 00010246 [ 82.324141][ T5096] RAX: 0bb279167bc95800 RBX: ffff88803d5132e8 RCX: ffff88801ca72440 [ 82.327276][ T5096] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 82.330193][ T5096] RBP: ffffffff8ea18ca0 R08: ffffffff8155c052 R09: fffffbfff1cfa138 [ 82.333283][ T5096] R10: dffffc0000000000 R11: fffffbfff1cfa138 R12: 0000000000020018 [ 82.336191][ T5096] R13: 0000000000000000 R14: ffffc90002e7f860 R15: ffffffff8d2d2980 [ 82.339072][ T5096] FS: 0000555555a77380(0000) GS:ffff88801fe00000(0000) knlGS:0000000000000000 [ 82.342274][ T5096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.344897][ T5096] CR2: 0000000020001000 CR3: 000000001244e000 CR4: 0000000000350ef0 [ 82.348015][ T5096] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.350956][ T5096] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.354053][ T5096] Call Trace: [ 82.355282][ T5096] [ 82.356424][ T5096] ? __warn+0x168/0x4e0 [ 82.357997][ T5096] ? __kmem_cache_create_args+0xa7/0x350 [ 82.359894][ T5096] ? report_bug+0x2b3/0x500 [ 82.362414][ T5096] ? __kmem_cache_create_args+0xa7/0x350 [ 82.364653][ T5096] ? handle_bug+0x60/0x90 [ 82.366282][ T5096] ? exc_invalid_op+0x1a/0x50 [ 82.368031][ T5096] ? asm_exc_invalid_op+0x1a/0x20 [ 82.369871][ T5096] ? __warn_printk+0x292/0x360 [ 82.371528][ T5096] ? __kmem_cache_create_args+0xa7/0x350 [ 82.373764][ T5096] ? __kmem_cache_create_args+0xa6/0x350 [ 82.375742][ T5096] p9_client_create+0xba5/0x1110 [ 82.377551][ T5096] ? __pfx_p9_client_create+0x10/0x10 [ 82.379282][ T5096] ? __asan_memset+0x23/0x50 [ 82.381179][ T5096] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 82.383086][ T5096] ? __raw_spin_lock_init+0x45/0x100 [ 82.385197][ T5096] v9fs_session_init+0x1e4/0x1b80 [ 82.387253][ T5096] ? __pfx_v9fs_session_init+0x10/0x10 [ 82.389586][ T5096] ? __kasan_kmalloc+0x98/0xb0 [ 82.391454][ T5096] ? v9fs_mount+0xb2/0xaa0 [ 82.393162][ T5096] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 82.395259][ T5096] v9fs_mount+0xcf/0xaa0 [ 82.396903][ T5096] ? __pfx_aa_get_newest_label+0x10/0x10 [ 82.399783][ T5096] ? __pfx_v9fs_mount+0x10/0x10 [ 82.401543][ T5096] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 82.403561][ T5096] legacy_get_tree+0xee/0x190 [ 82.405387][ T5096] ? __pfx_v9fs_mount+0x10/0x10 [ 82.407210][ T5096] vfs_get_tree+0x90/0x2b0 [ 82.408731][ T5096] do_new_mount+0x2be/0xb40 [ 82.410408][ T5096] ? __pfx_do_new_mount+0x10/0x10 [ 82.412293][ T5096] __se_sys_mount+0x2d6/0x3c0 [ 82.414234][ T5096] ? __pfx___se_sys_mount+0x10/0x10 [ 82.416201][ T5096] ? exc_page_fault+0x590/0x8c0 [ 82.418251][ T5096] ? __x64_sys_mount+0x20/0xc0 [ 82.420232][ T5096] do_syscall_64+0xf3/0x230 [ 82.422132][ T5096] ? clear_bhb_loop+0x35/0x90 [ 82.424200][ T5096] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.426305][ T5096] RIP: 0033:0x7ff6cb1c9e29 [ 82.428025][ T5096] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 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 [ 82.434809][ T5096] RSP: 002b:00007fff45a81dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.437279][ T5096] RAX: ffffffffffffffda RBX: 00007ff6cb21304e RCX: 00007ff6cb1c9e29 [ 82.439799][ T5096] RDX: 0000000020000540 RSI: 0000000020000500 RDI: 0000000000000000 [ 82.442475][ T5096] RBP: 00000000000f4240 R08: 0000000020000580 R09: 00000000000000a0 [ 82.445655][ T5096] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 82.448690][ T5096] R13: 00007fff45a81fe8 R14: 00007fff45a81df0 R15: 00007fff45a81de0 [ 82.451665][ T5096] [ 82.452709][ T5096] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 82.455269][ T5096] CPU: 0 UID: 0 PID: 5096 Comm: syz-executor205 Not tainted 6.11.0-syzkaller-05442-g932d2d1fcb2b #0 [ 82.459296][ T5096] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 82.463632][ T5096] Call Trace: [ 82.465230][ T5096] [ 82.466570][ T5096] dump_stack_lvl+0x241/0x360 [ 82.468429][ T5096] ? __pfx_dump_stack_lvl+0x10/0x10 [ 82.470458][ T5096] ? __pfx__printk+0x10/0x10 [ 82.472222][ T5096] ? vscnprintf+0x5d/0x90 [ 82.473909][ T5096] panic+0x349/0x870 [ 82.475403][ T5096] ? __warn+0x177/0x4e0 [ 82.476910][ T5096] ? __pfx_panic+0x10/0x10 [ 82.478549][ T5096] __warn+0x34b/0x4e0 [ 82.479996][ T5096] ? __kmem_cache_create_args+0xa7/0x350 [ 82.482100][ T5096] report_bug+0x2b3/0x500 [ 82.483722][ T5096] ? __kmem_cache_create_args+0xa7/0x350 [ 82.485830][ T5096] handle_bug+0x60/0x90 [ 82.487428][ T5096] exc_invalid_op+0x1a/0x50 [ 82.489217][ T5096] asm_exc_invalid_op+0x1a/0x20 [ 82.491126][ T5096] RIP: 0010:__kmem_cache_create_args+0xa7/0x350 [ 82.493390][ T5096] Code: 8e 48 8b 1b 48 39 eb 74 25 48 8b 7b f8 4c 89 fe e8 0e d1 db 09 85 c0 75 e8 90 48 c7 c7 f6 02 0a 8e 4c 89 fe e8 9a 75 7a ff 90 <0f> 0b 90 90 4c 89 ff be 20 00 00 00 e8 68 d2 db 09 48 85 c0 0f 85 [ 82.501057][ T5096] RSP: 0018:ffffc90002e7f788 EFLAGS: 00010246 [ 82.503423][ T5096] RAX: 0bb279167bc95800 RBX: ffff88803d5132e8 RCX: ffff88801ca72440 [ 82.506515][ T5096] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 82.509494][ T5096] RBP: ffffffff8ea18ca0 R08: ffffffff8155c052 R09: fffffbfff1cfa138 [ 82.512323][ T5096] R10: dffffc0000000000 R11: fffffbfff1cfa138 R12: 0000000000020018 [ 82.515264][ T5096] R13: 0000000000000000 R14: ffffc90002e7f860 R15: ffffffff8d2d2980 [ 82.518119][ T5096] ? __warn_printk+0x292/0x360 [ 82.519782][ T5096] ? __kmem_cache_create_args+0xa6/0x350 [ 82.521886][ T5096] p9_client_create+0xba5/0x1110 [ 82.523797][ T5096] ? __pfx_p9_client_create+0x10/0x10 [ 82.525848][ T5096] ? __asan_memset+0x23/0x50 [ 82.527531][ T5096] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 82.529721][ T5096] ? __raw_spin_lock_init+0x45/0x100 [ 82.531585][ T5096] v9fs_session_init+0x1e4/0x1b80 [ 82.533446][ T5096] ? __pfx_v9fs_session_init+0x10/0x10 [ 82.535426][ T5096] ? __kasan_kmalloc+0x98/0xb0 [ 82.537276][ T5096] ? v9fs_mount+0xb2/0xaa0 [ 82.539048][ T5096] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 82.541141][ T5096] v9fs_mount+0xcf/0xaa0 [ 82.542766][ T5096] ? __pfx_aa_get_newest_label+0x10/0x10 [ 82.544833][ T5096] ? __pfx_v9fs_mount+0x10/0x10 [ 82.546751][ T5096] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 82.548936][ T5096] legacy_get_tree+0xee/0x190 [ 82.550637][ T5096] ? __pfx_v9fs_mount+0x10/0x10 [ 82.552360][ T5096] vfs_get_tree+0x90/0x2b0 [ 82.554253][ T5096] do_new_mount+0x2be/0xb40 [ 82.556180][ T5096] ? __pfx_do_new_mount+0x10/0x10 [ 82.558177][ T5096] __se_sys_mount+0x2d6/0x3c0 [ 82.560006][ T5096] ? __pfx___se_sys_mount+0x10/0x10 [ 82.562050][ T5096] ? exc_page_fault+0x590/0x8c0 [ 82.563947][ T5096] ? __x64_sys_mount+0x20/0xc0 [ 82.565787][ T5096] do_syscall_64+0xf3/0x230 [ 82.567228][ T5096] ? clear_bhb_loop+0x35/0x90 [ 82.568715][ T5096] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.570768][ T5096] RIP: 0033:0x7ff6cb1c9e29 [ 82.572383][ T5096] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 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 [ 82.579309][ T5096] RSP: 002b:00007fff45a81dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.582154][ T5096] RAX: ffffffffffffffda RBX: 00007ff6cb21304e RCX: 00007ff6cb1c9e29 [ 82.585182][ T5096] RDX: 0000000020000540 RSI: 0000000020000500 RDI: 0000000000000000 [ 82.588387][ T5096] RBP: 00000000000f4240 R08: 0000000020000580 R09: 00000000000000a0 [ 82.591561][ T5096] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 82.594443][ T5096] R13: 00007fff45a81fe8 R14: 00007fff45a81df0 R15: 00007fff45a81de0 [ 82.597521][ T5096] [ 82.599838][ T5096] Kernel Offset: disabled [ 82.601610][ T5096] Rebooting in 86400 seconds.. VM DIAGNOSIS: 21:32:56 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000020 RBX=ffffffff9a6e1f00 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002e7eeb0 R8 =ffffffff8544209b R9 =1ffff110000de046 R10=dffffc0000000000 R11=ffffffff85442050 R12=dffffc0000000000 R13=ffffffff9a3defa3 R14=0000000000000020 R15=00000000000003f8 RIP=ffffffff854420ce 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 0000555555a77380 ffffffff 00c00000 GS =0000 ffff88801fe00000 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=0000000020001000 CR3=000000001244e000 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=0000000000800000 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ff6cb248b40 00007ff6cb248b40 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ff6cb248b30 00007ff6cb248b30 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ff6cb249320 00007ff6cb23d5d8 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ff6cb22ef24 00007ff6cb242240 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 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 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6f6f723d52455355 0037343934373535 353032726f747563 6578652d7a79732f 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