program: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18) write$FUSE_DIRENTPLUS(r2, &(0x7f0000000440)=ANY=[@ANYBLOB="b0000000000000ab284dc9a94095f54e34f11a5a480d2115805745f8a24d"], 0xb0) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x14c}, 0x137) r3 = getuid() mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000300)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}, 0x2c, {[{@cache_fscache}, {@dfltuid={'dfltuid', 0x3d, r3}}, {@access_any}, {@noxattr}, {@posixacl}, {@access_any}, {@cachetag}, {@access_client}], [{@measure}, {@dont_appraise}, {@uid_gt={'uid>', r3}}, {@fsuuid={'fsuuid', 0x3d, {[0x34, 0x33, 0x39, 0x37, 0x34, 0x3e, 0x33, 0x39], 0x2d, [0x64, 0x53, 0x61, 0x34], 0x2d, [0x32, 0x63, 0x31, 0x30], 0x2d, [0x0, 0x39, 0x39, 0x34], 0x2d, [0x64, 0x34, 0x36, 0x36, 0x38, 0x37, 0x63, 0x62]}}}, {@seclabel}, {@smackfsroot={'smackfsroot', 0x3d, 'dfltuid'}}, {@smackfsroot={'smackfsroot', 0x3d, 'trans=fd,'}}, {@subj_role={'subj_role', 0x3d, '&+'}}]}}) utime(&(0x7f0000000000)='./file0\x00', 0x0) listxattr(&(0x7f0000000140)='./file0/../file0\x00', 0x0, 0x11) [ 90.247862][ T9] cfg80211: failed to load regulatory.db [ 90.254251][ T5337] Bluetooth: hci0: command tx timeout [ 90.364017][ T5362] ------------[ cut here ]------------ [ 90.366496][ T5362] WARNING: CPU: 0 PID: 5362 at mm/page_alloc.c:5124 __alloc_frozen_pages_noprof+0x2c8/0x370 [ 90.370866][ T5362] Modules linked in: [ 90.373210][ T5362] CPU: 0 UID: 0 PID: 5362 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 90.377037][ T5362] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 90.381324][ T5362] RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 [ 90.384445][ T5362] Code: 74 10 4c 89 e7 89 54 24 0c e8 c4 1d 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 d0 09 76 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 90.393392][ T5362] RSP: 0018:ffffc9000d2e78c0 EFLAGS: 00010246 [ 90.396051][ T5362] RAX: ffffc9000d2e7900 RBX: 0000000000000021 RCX: 0000000000000000 [ 90.400038][ T5362] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000d2e7928 [ 90.403836][ T5362] RBP: ffffc9000d2e79c0 R08: ffffc9000d2e7927 R09: 0000000000000000 [ 90.407005][ T5362] R10: ffffc9000d2e7900 R11: fffff52001a5cf25 R12: 0000000000000000 [ 90.410191][ T5362] R13: 1ffff92001a5cf1c R14: 0000000000040d40 R15: dffffc0000000000 [ 90.413593][ T5362] FS: 00007f90795f56c0(0000) GS:ffff88808d20f000(0000) knlGS:0000000000000000 [ 90.417428][ T5362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.420161][ T5362] CR2: 0000200000001000 CR3: 0000000043603000 CR4: 0000000000352ef0 [ 90.423593][ T5362] Call Trace: [ 90.425101][ T5362] [ 90.426406][ T5362] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 90.429195][ T5362] ? kfree+0x18e/0x440 [ 90.431016][ T5362] ? policy_nodemask+0x27c/0x720 [ 90.433488][ T5362] ? p9_client_clunk+0x1b6/0x250 [ 90.435811][ T5362] alloc_pages_mpol+0x232/0x4a0 [ 90.438113][ T5362] ___kmalloc_large_node+0x5f/0x1b0 [ 90.440308][ T5362] __kmalloc_large_node_noprof+0x18/0x90 [ 90.442748][ T5362] __kmalloc_noprof+0x36f/0x4f0 [ 90.444844][ T5362] ? v9fs_fid_get_acl+0x4f/0x100 [ 90.446905][ T5362] ? __pfx_v9fs_cache_inode_get_cookie+0x10/0x10 [ 90.449528][ T5362] v9fs_fid_get_acl+0x4f/0x100 [ 90.451509][ T5362] v9fs_get_acl+0x11b/0x360 [ 90.453593][ T5362] v9fs_inode_from_fid_dotl+0x221/0x2b0 [ 90.456051][ T5362] v9fs_mount+0x6eb/0xa50 [ 90.457959][ T5362] ? __pfx_v9fs_mount+0x10/0x10 [ 90.460070][ T5362] legacy_get_tree+0xfa/0x1a0 [ 90.462091][ T5362] ? __pfx_v9fs_mount+0x10/0x10 [ 90.464512][ T5362] vfs_get_tree+0x92/0x2b0 [ 90.466477][ T5362] do_new_mount+0x2a2/0x9e0 [ 90.468463][ T5362] ? ns_capable+0x8a/0xf0 [ 90.470402][ T5362] ? __pfx_do_new_mount+0x10/0x10 [ 90.472708][ T5362] ? path_mount+0x61c/0xfe0 [ 90.474641][ T5362] ? user_path_at+0x44/0x60 [ 90.476543][ T5362] __se_sys_mount+0x317/0x410 [ 90.478518][ T5362] ? __pfx___se_sys_mount+0x10/0x10 [ 90.480663][ T5362] ? rcu_is_watching+0x15/0xb0 [ 90.482759][ T5362] ? do_syscall_64+0xbe/0x3b0 [ 90.484835][ T5362] ? __x64_sys_mount+0x20/0xc0 [ 90.486858][ T5362] do_syscall_64+0xfa/0x3b0 [ 90.488844][ T5362] ? lockdep_hardirqs_on+0x9c/0x150 [ 90.490997][ T5362] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.493659][ T5362] ? clear_bhb_loop+0x60/0xb0 [ 90.495669][ T5362] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.498142][ T5362] RIP: 0033:0x7f907d18ebe9 [ 90.499978][ T5362] 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 [ 90.508518][ T5362] RSP: 002b:00007f90795f5038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.512060][ T5362] RAX: ffffffffffffffda RBX: 00007f907d3b5fa0 RCX: 00007f907d18ebe9 [ 90.515884][ T5362] RDX: 0000200000000b80 RSI: 0000200000000040 RDI: 0000000000000000 [ 90.519380][ T5362] RBP: 00007f907d211e19 R08: 0000200000000300 R09: 0000000000000000 [ 90.522875][ T5362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 90.526215][ T5362] R13: 00007f907d3b6038 R14: 00007f907d3b5fa0 R15: 00007fffd43ff778 [ 90.529740][ T5362] [ 90.531088][ T5362] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 90.534343][ T5362] CPU: 0 UID: 0 PID: 5362 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 90.538224][ T5362] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 90.542746][ T5362] Call Trace: [ 90.544250][ T5362] [ 90.545538][ T5362] dump_stack_lvl+0x99/0x250 [ 90.547545][ T5362] ? __asan_memcpy+0x40/0x70 [ 90.549547][ T5362] ? __pfx_dump_stack_lvl+0x10/0x10 [ 90.551555][ T5362] ? __pfx__printk+0x10/0x10 [ 90.553341][ T5362] vpanic+0x281/0x750 [ 90.554942][ T5362] ? __pfx__printk+0x10/0x10 [ 90.556927][ T5362] ? __pfx_vpanic+0x10/0x10 [ 90.558844][ T5362] ? is_bpf_text_address+0x26/0x2b0 [ 90.561053][ T5362] panic+0xb9/0xc0 [ 90.562599][ T5362] ? __pfx_panic+0x10/0x10 [ 90.564509][ T5362] __warn+0x31b/0x4b0 [ 90.566203][ T5362] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 90.568908][ T5362] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 90.571538][ T5362] report_bug+0x2be/0x4f0 [ 90.573411][ T5362] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 90.576059][ T5362] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 90.578625][ T5362] ? __alloc_frozen_pages_noprof+0x2ca/0x370 [ 90.581134][ T5362] handle_bug+0x84/0x160 [ 90.583010][ T5362] exc_invalid_op+0x1a/0x50 [ 90.585034][ T5362] asm_exc_invalid_op+0x1a/0x20 [ 90.587166][ T5362] RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 [ 90.589952][ T5362] Code: 74 10 4c 89 e7 89 54 24 0c e8 c4 1d 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 d0 09 76 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 90.598086][ T5362] RSP: 0018:ffffc9000d2e78c0 EFLAGS: 00010246 [ 90.600606][ T5362] RAX: ffffc9000d2e7900 RBX: 0000000000000021 RCX: 0000000000000000 [ 90.603947][ T5362] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000d2e7928 [ 90.607386][ T5362] RBP: ffffc9000d2e79c0 R08: ffffc9000d2e7927 R09: 0000000000000000 [ 90.610662][ T5362] R10: ffffc9000d2e7900 R11: fffff52001a5cf25 R12: 0000000000000000 [ 90.614153][ T5362] R13: 1ffff92001a5cf1c R14: 0000000000040d40 R15: dffffc0000000000 [ 90.617509][ T5362] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 90.620086][ T5362] ? kfree+0x18e/0x440 [ 90.621820][ T5362] ? policy_nodemask+0x27c/0x720 [ 90.623943][ T5362] ? p9_client_clunk+0x1b6/0x250 [ 90.626085][ T5362] alloc_pages_mpol+0x232/0x4a0 [ 90.628276][ T5362] ___kmalloc_large_node+0x5f/0x1b0 [ 90.630550][ T5362] __kmalloc_large_node_noprof+0x18/0x90 [ 90.632830][ T5362] __kmalloc_noprof+0x36f/0x4f0 [ 90.634783][ T5362] ? v9fs_fid_get_acl+0x4f/0x100 [ 90.636874][ T5362] ? __pfx_v9fs_cache_inode_get_cookie+0x10/0x10 [ 90.639331][ T5362] v9fs_fid_get_acl+0x4f/0x100 [ 90.641356][ T5362] v9fs_get_acl+0x11b/0x360 [ 90.643225][ T5362] v9fs_inode_from_fid_dotl+0x221/0x2b0 [ 90.645463][ T5362] v9fs_mount+0x6eb/0xa50 [ 90.647298][ T5362] ? __pfx_v9fs_mount+0x10/0x10 [ 90.649273][ T5362] legacy_get_tree+0xfa/0x1a0 [ 90.651269][ T5362] ? __pfx_v9fs_mount+0x10/0x10 [ 90.653356][ T5362] vfs_get_tree+0x92/0x2b0 [ 90.655304][ T5362] do_new_mount+0x2a2/0x9e0 [ 90.657383][ T5362] ? ns_capable+0x8a/0xf0 [ 90.659273][ T5362] ? __pfx_do_new_mount+0x10/0x10 [ 90.661470][ T5362] ? path_mount+0x61c/0xfe0 [ 90.663341][ T5362] ? user_path_at+0x44/0x60 [ 90.665292][ T5362] __se_sys_mount+0x317/0x410 [ 90.667382][ T5362] ? __pfx___se_sys_mount+0x10/0x10 [ 90.669658][ T5362] ? rcu_is_watching+0x15/0xb0 [ 90.671719][ T5362] ? do_syscall_64+0xbe/0x3b0 [ 90.673735][ T5362] ? __x64_sys_mount+0x20/0xc0 [ 90.675880][ T5362] do_syscall_64+0xfa/0x3b0 [ 90.677828][ T5362] ? lockdep_hardirqs_on+0x9c/0x150 [ 90.680128][ T5362] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.682726][ T5362] ? clear_bhb_loop+0x60/0xb0 [ 90.684811][ T5362] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.687354][ T5362] RIP: 0033:0x7f907d18ebe9 [ 90.689317][ T5362] 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 [ 90.697655][ T5362] RSP: 002b:00007f90795f5038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.701283][ T5362] RAX: ffffffffffffffda RBX: 00007f907d3b5fa0 RCX: 00007f907d18ebe9 [ 90.704688][ T5362] RDX: 0000200000000b80 RSI: 0000200000000040 RDI: 0000000000000000 [ 90.708162][ T5362] RBP: 00007f907d211e19 R08: 0000200000000300 R09: 0000000000000000 [ 90.711727][ T5362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 90.715235][ T5362] R13: 00007f907d3b6038 R14: 00007f907d3b5fa0 R15: 00007fffd43ff778 [ 90.718555][ T5362] [ 90.720232][ T5362] Kernel Offset: disabled [ 90.722188][ T5362] Rebooting in 86400 seconds..