Warning: Permanently added '[localhost]:45357' (ED25519) to the list of known hosts. executing program syzkaller login: [ 92.144859][ T5101] loop0: detected capacity change from 0 to 32768 [ 92.150559][ T5101] btrfs: Deprecated parameter 'usebackuproot' [ 92.152904][ T5101] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 92.182197][ T5101] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor285 (5101) [ 92.230219][ T5101] BTRFS info (device loop0 state S): first mount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6 [ 92.244282][ T5101] BTRFS info (device loop0 state S): using blake2b (blake2b-256-generic) checksum algorithm [ 92.316581][ T5101] BTRFS info (device loop0 state MCS): disabling free space tree [ 92.320055][ T5101] BTRFS info (device loop0 state MCS): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 92.344198][ T5101] BTRFS info (device loop0 state MCS): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 92.390109][ T5101] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 92.395059][ T5101] KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f] [ 92.399185][ T5101] CPU: 0 UID: 0 PID: 5101 Comm: syz-executor285 Not tainted 6.11.0-rc6-syzkaller-00183-gb831f83e40a2 #0 [ 92.403139][ T5101] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 92.407253][ T5101] RIP: 0010:write_all_supers+0x97a/0x40f0 [ 92.409510][ T5101] Code: 00 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 8a 34 00 00 44 88 33 48 8b 5c 24 10 48 83 c3 18 49 89 df 49 c1 ef 03 <43> 80 3c 2f 00 74 08 48 89 df e8 17 b6 4b fe 48 89 5c 24 10 48 8b [ 92.416892][ T5101] RSP: 0018:ffffc90002d3f040 EFLAGS: 00010206 [ 92.419258][ T5101] RAX: 0000000000000000 RBX: 0000000000000018 RCX: 0000000000000000 [ 92.422223][ T5101] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888035eeaa80 [ 92.425263][ T5101] RBP: ffffc90002d3f3f0 R08: ffff88803d48806b R09: 1ffff11007a9100d [ 92.428224][ T5101] R10: dffffc0000000000 R11: ffffed1007a9100e R12: dffffc0000000000 [ 92.431282][ T5101] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000003 [ 92.434346][ T5101] FS: 0000555594a77380(0000) GS:ffff88801fe00000(0000) knlGS:0000000000000000 [ 92.437857][ T5101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.440449][ T5101] CR2: 000056349cf20668 CR3: 000000003f9f4000 CR4: 0000000000350ef0 [ 92.443556][ T5101] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 92.446643][ T5101] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 92.449732][ T5101] Call Trace: [ 92.451048][ T5101] [ 92.452229][ T5101] ? __die_body+0x88/0xe0 [ 92.453925][ T5101] ? die_addr+0x108/0x140 [ 92.455583][ T5101] ? exc_general_protection+0x3dd/0x5d0 [ 92.457751][ T5101] ? btrfs_csum_root+0x2a1/0x3b0 [ 92.459717][ T5101] ? asm_exc_general_protection+0x26/0x30 [ 92.461944][ T5101] ? write_all_supers+0x97a/0x40f0 [ 92.464029][ T5101] ? __lock_acquire+0x137a/0x2040 [ 92.465943][ T5101] ? __pfx_write_all_supers+0x10/0x10 [ 92.467991][ T5101] ? __pfx_lock_acquire+0x10/0x10 [ 92.469713][ T5101] ? extent_io_tree_release+0x209/0x2c0 [ 92.471607][ T5101] ? __pfx_lock_release+0x10/0x10 [ 92.473311][ T5101] ? do_raw_spin_lock+0x14f/0x370 [ 92.475125][ T5101] ? do_raw_spin_unlock+0x58/0x8b0 [ 92.477130][ T5101] ? __btrfs_wait_marked_extents+0x34d/0x3b0 [ 92.479433][ T5101] ? _raw_spin_unlock+0x28/0x50 [ 92.481290][ T5101] ? extent_io_tree_release+0x209/0x2c0 [ 92.483330][ T5101] ? __pfx___blk_flush_plug+0x10/0x10 [ 92.485398][ T5101] ? __pfx_extent_io_tree_release+0x10/0x10 [ 92.487740][ T5101] btrfs_commit_transaction+0x1eae/0x3740 [ 92.489975][ T5101] ? stack_depot_save_flags+0x6e4/0x830 [ 92.492115][ T5101] ? btrfs_commit_transaction+0x17f/0x3740 [ 92.494345][ T5101] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 92.496768][ T5101] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 92.499136][ T5101] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 92.501525][ T5101] ? kasan_quarantine_put+0xdc/0x230 [ 92.503396][ T5101] ? lockdep_hardirqs_on+0x99/0x150 [ 92.505238][ T5101] ? kfree+0x149/0x360 [ 92.506701][ T5101] btrfs_delete_free_space_tree+0x383/0x730 [ 92.508941][ T5101] ? __pfx_btrfs_delete_free_space_tree+0x10/0x10 [ 92.511390][ T5101] btrfs_start_pre_rw_mount+0xf28/0x1300 [ 92.513554][ T5101] ? btrfs_check_rw_degradable+0x39a/0x550 [ 92.515774][ T5101] ? __pfx_lock_release+0x10/0x10 [ 92.517788][ T5101] ? __pfx_btrfs_start_pre_rw_mount+0x10/0x10 [ 92.520216][ T5101] ? do_raw_read_unlock+0x3c/0x80 [ 92.522242][ T5101] ? _raw_read_unlock+0x28/0x50 [ 92.524175][ T5101] ? btrfs_check_rw_degradable+0x477/0x550 [ 92.526448][ T5101] btrfs_reconfigure+0xae6/0x2d40 [ 92.528460][ T5101] ? __pfx_btrfs_reconfigure+0x10/0x10 [ 92.530514][ T5101] ? down_write+0x18c/0x220 [ 92.532307][ T5101] ? __pfx_down_write+0x10/0x10 [ 92.534204][ T5101] ? vfs_create_mount+0x399/0x3f0 [ 92.536204][ T5101] ? btrfs_get_tree+0x6cd/0x1920 [ 92.538198][ T5101] btrfs_get_tree+0x918/0x1920 [ 92.540054][ T5101] ? vfs_parse_fs_string+0x190/0x230 [ 92.542156][ T5101] ? kfree+0x4e/0x360 [ 92.543729][ T5101] ? __pfx_aa_get_newest_label+0x10/0x10 [ 92.545871][ T5101] ? __pfx_btrfs_get_tree+0x10/0x10 [ 92.547845][ T5101] ? vfs_parse_fs_string+0x190/0x230 [ 92.549842][ T5101] ? __pfx_generic_parse_monolithic+0x10/0x10 [ 92.552262][ T5101] ? apparmor_capable+0x13b/0x1b0 [ 92.554251][ T5101] ? bpf_lsm_capable+0x9/0x10 [ 92.556107][ T5101] vfs_get_tree+0x90/0x2b0 [ 92.557835][ T5101] do_new_mount+0x2be/0xb40 [ 92.559536][ T5101] ? __pfx_do_new_mount+0x10/0x10 [ 92.561442][ T5101] __se_sys_mount+0x2d6/0x3c0 [ 92.563213][ T5101] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 92.565397][ T5101] ? __pfx___se_sys_mount+0x10/0x10 [ 92.567367][ T5101] ? do_syscall_64+0x100/0x230 [ 92.569228][ T5101] ? __x64_sys_mount+0x20/0xc0 [ 92.571101][ T5101] do_syscall_64+0xf3/0x230 [ 92.572879][ T5101] ? clear_bhb_loop+0x35/0x90 [ 92.574735][ T5101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.577075][ T5101] RIP: 0033:0x7fb7b8916e99 [ 92.578759][ T5101] 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 [ 92.585823][ T5101] RSP: 002b:00007ffe5c5484c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.588922][ T5101] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fb7b8916e99 [ 92.591881][ T5101] RDX: 0000000020000280 RSI: 0000000020000180 RDI: 0000000020000100 [ 92.594911][ T5101] RBP: 00007fb7b89905f0 R08: 0000000000000000 R09: 0000555594a784c0 [ 92.598096][ T5101] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe5c5484f0 [ 92.601169][ T5101] R13: 00007ffe5c548718 R14: 431bde82d7b634db R15: 00007fb7b896003b [ 92.604254][ T5101] [ 92.605453][ T5101] Modules linked in: [ 92.874583][ T5101] ---[ end trace 0000000000000000 ]--- [ 92.884316][ T5101] RIP: 0010:write_all_supers+0x97a/0x40f0 [ 92.886437][ T5101] Code: 00 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 8a 34 00 00 44 88 33 48 8b 5c 24 10 48 83 c3 18 49 89 df 49 c1 ef 03 <43> 80 3c 2f 00 74 08 48 89 df e8 17 b6 4b fe 48 89 5c 24 10 48 8b [ 92.904297][ T5101] RSP: 0018:ffffc90002d3f040 EFLAGS: 00010206 [ 92.906510][ T5101] RAX: 0000000000000000 RBX: 0000000000000018 RCX: 0000000000000000 [ 92.909307][ T5101] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888035eeaa80 [ 92.912087][ T5101] RBP: ffffc90002d3f3f0 R08: ffff88803d48806b R09: 1ffff11007a9100d [ 92.920144][ T5101] R10: dffffc0000000000 R11: ffffed1007a9100e R12: dffffc0000000000 [ 92.923313][ T5101] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000003 [ 92.934231][ T5101] FS: 0000555594a77380(0000) GS:ffff88801fe00000(0000) knlGS:0000000000000000 [ 92.944933][ T5101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.947530][ T5101] CR2: 00007f731263196e CR3: 000000003f9f4000 CR4: 0000000000350ef0 [ 92.954943][ T5101] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 92.957997][ T5101] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 92.971650][ T5101] Kernel panic - not syncing: Fatal exception [ 92.974342][ T5101] Kernel Offset: disabled [ 92.976059][ T5101] Rebooting in 86400 seconds.. VM DIAGNOSIS: 00:33:36 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000030 RBX=ffffffff9a668f20 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002d3e710 R8 =ffffffff8540a50b R9 =1ffff1100666e046 R10=dffffc0000000000 R11=ffffffff8540a4c0 R12=dffffc0000000000 R13=0000000000000030 R14=0000000000000030 R15=00000000000003f8 RIP=ffffffff8540a53e 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 0000555594a77380 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=000056349cf20668 CR3=000000003f9f4000 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=0000000000440401 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffe5c5484d0 0000003000000018 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb7b899c620 00007fb7b89905d8 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb7b8981824 00007fb7b8995240 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 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 65723d73726f7272 6500747865003036 36396f7369007265 6c6c616b7a797300 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 40571856574a5757 4000515d40001513 131c4a564c005740 4949444e5f5c5600 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