program: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_mount_image$btrfs(&(0x7f00000055c0), &(0x7f0000000380)='./bus\x00', 0x8, &(0x7f0000000080)={[{@barrier}, {@autodefrag}, {@ref_verify}, {@compress_algo={'compress', 0x3d, 'no'}}, {@clear_cache}, {@noacl}, {@max_inline={'max_inline', 0x3d, [0x30, 0x37, 0x36, 0x74]}}, {@barrier}, {@nospace_cache}]}, 0x2, 0x55ae, 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VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVUVduBYAAAAAECYv3UYPRsAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAlwIAAP//WKHPZA==") r1 = openat(0xffffffffffffff9c, &(0x7f00000008c0)='.\x00', 0x40000, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./file1\x00', 0x0, 0x0) syz_usb_connect$printer(0x0, 0x36, 0x0, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x410502, 0x0) ioctl$BTRFS_IOC_SNAP_CREATE_V2(r3, 0x50009417, 0x0) ioctl$FITRIM(r2, 0xc4009420, &(0x7f0000000180)={0x5, 0x204}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$BTRFS_IOC_SNAP_CREATE_V2(r1, 0x50009417, &(0x7f0000002480)={{r1}, 0x0, 0x0, @unused, @subvolid=0x3}) (fail_nth: 31) sendmsg$IEEE802154_LLSEC_ADD_DEV(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x14, 0x0, 0x10, 0x70bd2b}, 0x14}, 0x4, 0x700000000000000, 0x0, 0x48d0}, 0x0) ioctl$PPPIOCNEWUNIT(0xffffffffffffffff, 0xc004743e, &(0x7f0000000140)) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x40047459, &(0x7f0000000040)=0x4000001) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_JOIN_MESH(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000500)={0x1c, 0x0, 0x1, 0x70bd2a, 0x0, {{}, {@val={0x8}, @void}}}, 0x1c}, 0x1, 0x0, 0x0, 0x480c}, 0x24040044) capset(&(0x7f0000000080)={0x19980330}, &(0x7f0000000400)={0x200000, 0x200000}) accept4$ax25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) [ 70.658722][ T5331] Bluetooth: hci0: command tx timeout [ 71.015711][ T5350] loop0: detected capacity change from 0 to 32768 [ 71.030348][ T5350] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5350) [ 71.052108][ T5350] BTRFS info (device loop0): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 71.056601][ T5350] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm [ 71.093272][ T5350] BTRFS info (device loop0): rebuilding free space tree [ 71.119475][ T5350] BTRFS info (device loop0): disabling free space tree [ 71.122575][ T5350] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 71.126677][ T5350] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 71.163014][ T5350] BTRFS info (device loop0): balance: start -d -m [ 71.167494][ T5350] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 71.190851][ T5350] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 71.212936][ T5351] FAULT_INJECTION: forcing a failure. [ 71.212936][ T5351] name failslab, interval 1, probability 0, space 0, times 1 [ 71.229578][ T5351] CPU: 0 UID: 0 PID: 5351 Comm: syz.0.0 Not tainted 6.17.0-rc2-syzkaller #0 PREEMPT(full) [ 71.229600][ T5351] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 71.229608][ T5351] Call Trace: [ 71.229613][ T5351] [ 71.229618][ T5351] dump_stack_lvl+0x189/0x250 [ 71.229748][ T5351] ? __pfx____ratelimit+0x10/0x10 [ 71.229793][ T5351] ? __pfx_dump_stack_lvl+0x10/0x10 [ 71.229805][ T5351] ? __pfx__printk+0x10/0x10 [ 71.229820][ T5351] ? xas_load+0x593/0x5b0 [ 71.229834][ T5351] ? __pfx___might_resched+0x10/0x10 [ 71.229874][ T5351] ? lock_acquire+0x5f/0x360 [ 71.229890][ T5351] should_fail_ex+0x414/0x560 [ 71.229904][ T5351] should_failslab+0xa8/0x100 [ 71.229919][ T5351] kmem_cache_alloc_noprof+0x73/0x3c0 [ 71.229933][ T5351] ? __btrfs_inc_extent_ref+0x1e0/0x9e0 [ 71.229945][ T5351] __btrfs_inc_extent_ref+0x1e0/0x9e0 [ 71.229958][ T5351] ? __pfx___btrfs_inc_extent_ref+0x10/0x10 [ 71.229971][ T5351] __btrfs_run_delayed_refs+0xebd/0x4130 [ 71.229997][ T5351] ? __pfx___btrfs_run_delayed_refs+0x10/0x10 [ 71.230013][ T5351] ? rcu_is_watching+0x15/0xb0 [ 71.230024][ T5351] ? trace_sched_exit_tp+0x36/0x110 [ 71.230049][ T5351] ? __schedule+0x17ae/0x4cc0 [ 71.230068][ T5351] ? do_raw_spin_lock+0x121/0x290 [ 71.230085][ T5351] ? do_raw_spin_lock+0x121/0x290 [ 71.230099][ T5351] ? btrfs_commit_transaction+0x161/0x3950 [ 71.230114][ T5351] ? rcu_is_watching+0x15/0xb0 [ 71.230125][ T5351] ? lock_acquire+0x5f/0x360 [ 71.230141][ T5351] ? rcu_is_watching+0x15/0xb0 [ 71.230152][ T5351] btrfs_run_delayed_refs+0xe6/0x3b0 [ 71.230169][ T5351] btrfs_commit_transaction+0x269/0x3950 [ 71.230185][ T5351] ? rcu_is_watching+0x15/0xb0 [ 71.230196][ T5351] ? btrfs_commit_transaction+0x161/0x3950 [ 71.230210][ T5351] ? rcu_is_watching+0x15/0xb0 [ 71.230220][ T5351] ? lock_release+0x4b/0x3e0 [ 71.230238][ T5351] ? __mutex_unlock_slowpath+0x1a1/0x740 [ 71.230254][ T5351] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 71.230268][ T5351] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 71.230285][ T5351] ? record_root_in_trans+0x113/0x370 [ 71.230300][ T5351] ? btrfs_qgroup_convert_reserved_meta+0xe5/0xce0 [ 71.230317][ T5351] ? start_transaction+0x439/0x1620 [ 71.230331][ T5351] ? __pfx_btrfs_qgroup_convert_reserved_meta+0x10/0x10 [ 71.230348][ T5351] ? btrfs_record_root_in_trans+0x124/0x180 [ 71.230363][ T5351] create_snapshot+0x6bc/0xba0 [ 71.230382][ T5351] btrfs_mksubvol+0x545/0x6d0 [ 71.230400][ T5351] ? __pfx_btrfs_mksubvol+0x10/0x10 [ 71.230417][ T5351] ? __fget_files+0x3a0/0x420 [ 71.230434][ T5351] btrfs_mksnapshot+0xab/0xf0 [ 71.230451][ T5351] __btrfs_ioctl_snap_create+0x520/0x730 [ 71.230468][ T5351] ? __pfx___btrfs_ioctl_snap_create+0x10/0x10 [ 71.230485][ T5351] ? rep_movs_alternative+0x4a/0x90 [ 71.230498][ T5351] ? _copy_from_user+0x94/0xb0 [ 71.230510][ T5351] btrfs_ioctl_snap_create_v2+0x1f8/0x3b0 [ 71.230524][ T5351] ? __fget_files+0x3a0/0x420 [ 71.230540][ T5351] btrfs_ioctl+0xa62/0xd00 [ 71.230553][ T5351] ? __pfx_btrfs_ioctl+0x10/0x10 [ 71.230566][ T5351] __se_sys_ioctl+0xf9/0x170 [ 71.230580][ T5351] do_syscall_64+0xfa/0x3b0 [ 71.230596][ T5351] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.230609][ T5351] ? clear_bhb_loop+0x60/0xb0 [ 71.230621][ T5351] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.230633][ T5351] RIP: 0033:0x7f881e18ebe9 [ 71.230647][ T5351] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 71.230657][ T5351] RSP: 002b:00007f881f092038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 71.230672][ T5351] RAX: ffffffffffffffda RBX: 00007f881e3b6090 RCX: 00007f881e18ebe9 [ 71.230679][ T5351] RDX: 0000200000002480 RSI: 0000000050009417 RDI: 0000000000000005 [ 71.230686][ T5351] RBP: 00007f881f092090 R08: 0000000000000000 R09: 0000000000000000 [ 71.230692][ T5351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 71.230699][ T5351] R13: 00007f881e3b6128 R14: 00007f881e3b6090 R15: 00007ffebe33fd48 [ 71.230710][ T5351] [ 71.230722][ T5351] BTRFS error (device loop0): failed to run delayed ref for logical 5308416 num_bytes 4096 type 182 action 1 ref_mod 1: -12 [ 71.421753][ T5377] capability: warning: `syz.0.0' uses 32-bit capabilities (legacy support in use) [ 71.430025][ T5350] ------------[ cut here ]------------ [ 71.432424][ T5350] WARNING: CPU: 0 PID: 5350 at fs/btrfs/extent-tree.c:3230 __btrfs_free_extent+0x28a4/0x4250 [ 71.436835][ T5350] Modules linked in: [ 71.439177][ T5350] CPU: 0 UID: 0 PID: 5350 Comm: syz.0.0 Not tainted 6.17.0-rc2-syzkaller #0 PREEMPT(full) [ 71.443611][ T5350] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 71.448113][ T5350] RIP: 0010:__btrfs_free_extent+0x28a4/0x4250 [ 71.451078][ T5350] Code: 0b 01 0f 85 a6 01 00 00 e8 79 06 fc fd e9 c0 01 00 00 80 3d 8c b7 c9 0b 01 0f 85 29 02 00 00 e8 62 06 fc fd e9 43 02 00 00 90 <0f> 0b 90 48 8b 44 24 20 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 [ 71.460445][ T5350] RSP: 0018:ffffc9000d406ca0 EFLAGS: 00010246 [ 71.463199][ T5350] RAX: 0000000000000002 RBX: ffff8880440d7bf0 RCX: 0000000000000005 [ 71.466693][ T5350] RDX: ffffffff83c39019 RSI: ffffffff8e6cad60 RDI: 00000000fffffffe [ 71.470489][ T5350] RBP: ffffc9000d406e50 R08: ffff88803e362440 R09: 0000000000000002 [ 71.473810][ T5350] R10: 00000000fffffffe R11: 0000000000000000 R12: 00000000fffffffe [ 71.477234][ T5350] R13: 0000000000000345 R14: ffff888043a5f8f0 R15: 00000000fffffffe [ 71.481137][ T5350] FS: 00007f881f0b36c0(0000) GS:ffff88808d210000(0000) knlGS:0000000000000000 [ 71.484971][ T5350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.487701][ T5350] CR2: 00007f881f070fc8 CR3: 0000000043ac6000 CR4: 0000000000352ef0 [ 71.491614][ T5350] Call Trace: [ 71.493196][ T5350] [ 71.494567][ T5350] ? __pfx___btrfs_free_extent+0x10/0x10 [ 71.497026][ T5350] ? rcu_is_watching+0x15/0xb0 [ 71.499439][ T5350] __btrfs_run_delayed_refs+0xe7f/0x4130 [ 71.501863][ T5350] ? __pfx___btrfs_run_delayed_refs+0x10/0x10 [ 71.504578][ T5350] ? rcu_is_watching+0x15/0xb0 [ 71.506714][ T5350] ? trace_contention_end+0x39/0x120 [ 71.509553][ T5350] ? lock_release+0x4b/0x3e0 [ 71.511932][ T5350] ? btrfs_try_granting_tickets+0xab4/0xb80 [ 71.514804][ T5350] ? rcu_needs_cpu+0x50/0xb0 [ 71.516752][ T5350] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 71.519627][ T5350] btrfs_run_delayed_refs+0xe6/0x3b0 [ 71.521972][ T5350] btrfs_start_dirty_block_groups+0xd3d/0x10a0 [ 71.524601][ T5350] ? prepare_to_merge+0x6f4/0x1a10 [ 71.526896][ T5350] ? relocate_block_group+0xb06/0xd90 [ 71.529647][ T5350] ? __pfx_btrfs_start_dirty_block_groups+0x10/0x10 [ 71.532574][ T5350] ? btrfs_trans_release_metadata+0x22d/0x330 [ 71.535083][ T5350] btrfs_commit_transaction+0x674/0x3950 [ 71.537548][ T5350] ? btrfs_commit_transaction+0x161/0x3950 [ 71.540267][ T5350] ? kmem_cache_free+0x18f/0x400 [ 71.542529][ T5350] ? btrfs_update_root+0x3f5/0xf60 [ 71.544733][ T5350] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 71.547422][ T5350] ? __pfx_btrfs_update_root+0x10/0x10 [ 71.550174][ T5350] ? _raw_spin_unlock+0x28/0x50 [ 71.552376][ T5350] ? btrfs_lookup_fs_root+0x1a5/0x220 [ 71.554888][ T5350] ? __pfx_btrfs_lookup_fs_root+0x10/0x10 [ 71.557409][ T5350] ? btrfs_put_root+0x159/0x250 [ 71.559690][ T5350] ? btrfs_update_reloc_root+0x815/0x940 [ 71.561871][ T5350] ? __pfx_btrfs_get_root_ref+0x10/0x10 [ 71.564078][ T5350] ? __pfx_btrfs_update_reloc_root+0x10/0x10 [ 71.566527][ T5350] prepare_to_merge+0x929/0x1a10 [ 71.569035][ T5350] ? do_raw_spin_unlock+0x4d/0x240 [ 71.571059][ T5350] ? __pfx_prepare_to_merge+0x10/0x10 [ 71.573143][ T5350] ? btrfs_block_rsv_release+0x529/0x5e0 [ 71.575324][ T5350] relocate_block_group+0xb06/0xd90 [ 71.577289][ T5350] ? __pfx_relocate_block_group+0x10/0x10 [ 71.579795][ T5350] ? kmem_cache_free+0x18f/0x400 [ 71.582063][ T5350] btrfs_relocate_block_group+0x6bc/0xc60 [ 71.584480][ T5350] btrfs_relocate_chunk+0x12f/0x5c0 [ 71.586556][ T5350] __btrfs_balance+0x1860/0x23f0 [ 71.588722][ T5350] ? __pfx___btrfs_balance+0x10/0x10 [ 71.590817][ T5350] ? __wait_for_common+0x650/0x710 [ 71.592939][ T5350] ? rcu_needs_cpu+0x50/0xb0 [ 71.594741][ T5350] ? do_raw_spin_unlock+0x4d/0x240 [ 71.596683][ T5350] btrfs_balance+0xac2/0x11b0 [ 71.598704][ T5350] btrfs_ioctl_balance+0x3d3/0x610 [ 71.600920][ T5350] ? btrfs_ioctl+0xb19/0xd00 [ 71.602996][ T5350] ? __pfx_btrfs_ioctl+0x10/0x10 [ 71.605093][ T5350] __se_sys_ioctl+0xf9/0x170 [ 71.607087][ T5350] do_syscall_64+0xfa/0x3b0 [ 71.608997][ T5350] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.611192][ T5350] ? clear_bhb_loop+0x60/0xb0 [ 71.612869][ T5350] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.615003][ T5350] RIP: 0033:0x7f881e18ebe9 [ 71.616887][ T5350] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 71.625514][ T5350] RSP: 002b:00007f881f0b3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 71.629005][ T5350] RAX: ffffffffffffffda RBX: 00007f881e3b5fa0 RCX: 00007f881e18ebe9 [ 71.632090][ T5350] RDX: 0000200000000180 RSI: 00000000c4009420 RDI: 0000000000000006 [ 71.635676][ T5350] RBP: 00007f881e211e19 R08: 0000000000000000 R09: 0000000000000000 [ 71.640126][ T5350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 71.643819][ T5350] R13: 00007f881e3b6038 R14: 00007f881e3b5fa0 R15: 00007ffebe33fd48 [ 71.646899][ T5350] [ 71.648204][ T5350] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 71.651019][ T5350] CPU: 0 UID: 0 PID: 5350 Comm: syz.0.0 Not tainted 6.17.0-rc2-syzkaller #0 PREEMPT(full) [ 71.655148][ T5350] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 71.661219][ T5350] Call Trace: [ 71.662571][ T5350] [ 71.663832][ T5350] dump_stack_lvl+0x99/0x250 [ 71.665949][ T5350] ? __asan_memcpy+0x40/0x70 [ 71.668150][ T5350] ? __pfx_dump_stack_lvl+0x10/0x10 [ 71.670539][ T5350] ? __pfx__printk+0x10/0x10 [ 71.673068][ T5350] vpanic+0x281/0x750 [ 71.675496][ T5350] ? __pfx__printk+0x10/0x10 [ 71.678850][ T5350] ? __pfx_vpanic+0x10/0x10 [ 71.681231][ T5350] ? is_bpf_text_address+0x26/0x2b0 [ 71.683596][ T5350] panic+0xb9/0xc0 [ 71.685296][ T5350] ? __pfx_panic+0x10/0x10 [ 71.687648][ T5350] __warn+0x31b/0x4b0 [ 71.689551][ T5350] ? __btrfs_free_extent+0x28a4/0x4250 [ 71.692053][ T5350] ? __btrfs_free_extent+0x28a4/0x4250 [ 71.694698][ T5350] report_bug+0x2be/0x4f0 [ 71.696736][ T5350] ? __btrfs_free_extent+0x28a4/0x4250 [ 71.699418][ T5350] ? __btrfs_free_extent+0x28a4/0x4250 [ 71.702949][ T5350] ? __btrfs_free_extent+0x28a6/0x4250 [ 71.705738][ T5350] handle_bug+0x84/0x160 [ 71.707715][ T5350] exc_invalid_op+0x1a/0x50 [ 71.709844][ T5350] asm_exc_invalid_op+0x1a/0x20 [ 71.711919][ T5350] RIP: 0010:__btrfs_free_extent+0x28a4/0x4250 [ 71.714369][ T5350] Code: 0b 01 0f 85 a6 01 00 00 e8 79 06 fc fd e9 c0 01 00 00 80 3d 8c b7 c9 0b 01 0f 85 29 02 00 00 e8 62 06 fc fd e9 43 02 00 00 90 <0f> 0b 90 48 8b 44 24 20 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 [ 71.724117][ T5350] RSP: 0018:ffffc9000d406ca0 EFLAGS: 00010246 [ 71.727118][ T5350] RAX: 0000000000000002 RBX: ffff8880440d7bf0 RCX: 0000000000000005 [ 71.731111][ T5350] RDX: ffffffff83c39019 RSI: ffffffff8e6cad60 RDI: 00000000fffffffe [ 71.734999][ T5350] RBP: ffffc9000d406e50 R08: ffff88803e362440 R09: 0000000000000002 [ 71.738246][ T5350] R10: 00000000fffffffe R11: 0000000000000000 R12: 00000000fffffffe [ 71.741210][ T5350] R13: 0000000000000345 R14: ffff888043a5f8f0 R15: 00000000fffffffe [ 71.744015][ T5350] ? __btrfs_free_extent+0x4e9/0x4250 [ 71.746031][ T5350] ? __pfx___btrfs_free_extent+0x10/0x10 [ 71.748135][ T5350] ? rcu_is_watching+0x15/0xb0 [ 71.750003][ T5350] __btrfs_run_delayed_refs+0xe7f/0x4130 [ 71.752408][ T5350] ? __pfx___btrfs_run_delayed_refs+0x10/0x10 [ 71.755104][ T5350] ? rcu_is_watching+0x15/0xb0 [ 71.757209][ T5350] ? trace_contention_end+0x39/0x120 [ 71.759976][ T5350] ? lock_release+0x4b/0x3e0 [ 71.761931][ T5350] ? btrfs_try_granting_tickets+0xab4/0xb80 [ 71.764201][ T5350] ? rcu_needs_cpu+0x50/0xb0 [ 71.766077][ T5350] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 71.768545][ T5350] btrfs_run_delayed_refs+0xe6/0x3b0 [ 71.770729][ T5350] btrfs_start_dirty_block_groups+0xd3d/0x10a0 [ 71.773482][ T5350] ? prepare_to_merge+0x6f4/0x1a10 [ 71.775568][ T5350] ? relocate_block_group+0xb06/0xd90 [ 71.777690][ T5350] ? __pfx_btrfs_start_dirty_block_groups+0x10/0x10 [ 71.780361][ T5350] ? btrfs_trans_release_metadata+0x22d/0x330 [ 71.782673][ T5350] btrfs_commit_transaction+0x674/0x3950 [ 71.784813][ T5350] ? btrfs_commit_transaction+0x161/0x3950 [ 71.787410][ T5350] ? kmem_cache_free+0x18f/0x400 [ 71.789748][ T5350] ? btrfs_update_root+0x3f5/0xf60 [ 71.792117][ T5350] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 71.794789][ T5350] ? __pfx_btrfs_update_root+0x10/0x10 [ 71.796891][ T5350] ? _raw_spin_unlock+0x28/0x50 [ 71.799143][ T5350] ? btrfs_lookup_fs_root+0x1a5/0x220 [ 71.801707][ T5350] ? __pfx_btrfs_lookup_fs_root+0x10/0x10 [ 71.804405][ T5350] ? btrfs_put_root+0x159/0x250 [ 71.806667][ T5350] ? btrfs_update_reloc_root+0x815/0x940 [ 71.809252][ T5350] ? __pfx_btrfs_get_root_ref+0x10/0x10 [ 71.811670][ T5350] ? __pfx_btrfs_update_reloc_root+0x10/0x10 [ 71.814264][ T5350] prepare_to_merge+0x929/0x1a10 [ 71.816412][ T5350] ? do_raw_spin_unlock+0x4d/0x240 [ 71.818784][ T5350] ? __pfx_prepare_to_merge+0x10/0x10 [ 71.821139][ T5350] ? btrfs_block_rsv_release+0x529/0x5e0 [ 71.823792][ T5350] relocate_block_group+0xb06/0xd90 [ 71.826341][ T5350] ? __pfx_relocate_block_group+0x10/0x10 [ 71.829101][ T5350] ? kmem_cache_free+0x18f/0x400 [ 71.831269][ T5350] btrfs_relocate_block_group+0x6bc/0xc60 [ 71.833742][ T5350] btrfs_relocate_chunk+0x12f/0x5c0 [ 71.836234][ T5350] __btrfs_balance+0x1860/0x23f0 [ 71.838581][ T5350] ? __pfx___btrfs_balance+0x10/0x10 [ 71.841039][ T5350] ? __wait_for_common+0x650/0x710 [ 71.843577][ T5350] ? rcu_needs_cpu+0x50/0xb0 [ 71.845885][ T5350] ? do_raw_spin_unlock+0x4d/0x240 [ 71.848165][ T5350] btrfs_balance+0xac2/0x11b0 [ 71.850302][ T5350] btrfs_ioctl_balance+0x3d3/0x610 [ 71.852426][ T5350] ? btrfs_ioctl+0xb19/0xd00 [ 71.854405][ T5350] ? __pfx_btrfs_ioctl+0x10/0x10 [ 71.856608][ T5350] __se_sys_ioctl+0xf9/0x170 [ 71.858701][ T5350] do_syscall_64+0xfa/0x3b0 [ 71.860803][ T5350] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.863657][ T5350] ? clear_bhb_loop+0x60/0xb0 [ 71.865923][ T5350] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.868916][ T5350] RIP: 0033:0x7f881e18ebe9 [ 71.871093][ T5350] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 71.880446][ T5350] RSP: 002b:00007f881f0b3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 71.884082][ T5350] RAX: ffffffffffffffda RBX: 00007f881e3b5fa0 RCX: 00007f881e18ebe9 [ 71.887585][ T5350] RDX: 0000200000000180 RSI: 00000000c4009420 RDI: 0000000000000006 [ 71.890907][ T5350] RBP: 00007f881e211e19 R08: 0000000000000000 R09: 0000000000000000 [ 71.894280][ T5350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 71.897688][ T5350] R13: 00007f881e3b6038 R14: 00007f881e3b5fa0 R15: 00007ffebe33fd48 [ 71.901358][ T5350] [ 71.903048][ T5350] Kernel Offset: disabled [ 71.904859][ T5350] Rebooting in 86400 seconds..