syzkaller login: [ 38.962577] ------------[ cut here ]------------ [ 38.963559] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.965630] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 38.967125] Modules linked in: [ 38.967779] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.969931] Tainted: [W]=WARN [ 38.970548] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.972050] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.973001] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 38.976274] RSP: 0018:ffff8880176bfbc0 EFLAGS: 00010286 [ 38.977289] RAX: 0000000000000000 RBX: ffffed1002ed7f78 RCX: ffffffff813a4050 [ 38.978611] RDX: ffff888015ee0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.979914] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ed7f2f [ 38.981263] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.982576] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880176bfdf8 [ 38.983885] FS: 00007fb2f378f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.985364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.986432] CR2: 00007fff35ddaef8 CR3: 000000000b83d000 CR4: 0000000000350ef0 [ 38.987749] Call Trace: [ 38.988256] [ 38.988671] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.989602] ? __create_object+0x59/0x80 [ 38.990413] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.991404] __vmalloc_noprof+0x59/0x60 [ 38.992200] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.993055] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.994003] bpf_prog_alloc+0x39/0x200 [ 38.994769] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.995717] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.996623] do_seccomp+0x349/0x25e0 [ 38.997380] ? find_held_lock+0x2b/0x80 [ 38.998107] ? do_prlimit+0x310/0x610 [ 38.998852] ? __pfx_do_seccomp+0x10/0x10 [ 38.999646] ? do_raw_spin_unlock+0x53/0x220 [ 39.000489] ? _raw_spin_unlock+0x1e/0x40 [ 39.001303] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.002286] ? static_key_count+0x60/0x80 [ 39.003053] prctl_set_seccomp+0x4e/0x70 [ 39.003835] __do_sys_prctl+0xe6c/0x1d70 [ 39.004627] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.005498] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.006478] ? irqentry_exit+0xf3/0x650 [ 39.007257] do_syscall_64+0xbf/0x430 [ 39.007960] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.008945] RIP: 0033:0x7fb2f3c815cd [ 39.009663] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.012795] RSP: 002b:00007fff35dd96b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.014163] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb2f3c815cd [ 39.015439] RDX: 000055c4b9405e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.016724] RBP: 00007fff35dd9710 R08: 0000000000000000 R09: 00007fff35dd8db0 [ 39.018017] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c4c0036ad0 [ 39.019287] R13: 00007fff35dd9b40 R14: 000055c4c0037bc0 R15: 000055c4c0048780 [ 39.020576] [ 39.021002] irq event stamp: 1827 [ 39.021658] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 39.023380] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 39.025131] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 39.026886] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 39.028600] ---[ end trace 0000000000000000 ]--- [ 41.879967] ------------[ cut here ]------------ [ 41.880880] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.882898] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 41.884352] Modules linked in: [ 41.884950] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.887207] Tainted: [W]=WARN [ 41.887770] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.889251] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.890115] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.893370] RSP: 0018:ffff8880144f7bc0 EFLAGS: 00010286 [ 41.894358] RAX: 0000000000000000 RBX: ffffed100289ef78 RCX: ffffffff813a4050 [ 41.895650] RDX: ffff88801464b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.896949] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100289ef2f [ 41.898256] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.899536] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880144f7df8 [ 41.900831] FS: 00007f46c1aea900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.902278] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.903347] CR2: 00007ffc55cf8ef8 CR3: 000000001fb08000 CR4: 0000000000350ef0 [ 41.904654] Call Trace: [ 41.905133] [ 41.905606] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.906511] ? __create_object+0x59/0x80 [ 41.907317] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.908316] __vmalloc_noprof+0x59/0x60 [ 41.909038] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.909909] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.910844] bpf_prog_alloc+0x39/0x200 [ 41.911584] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.912507] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.913440] do_seccomp+0x349/0x25e0 [ 41.914124] ? find_held_lock+0x2b/0x80 [ 41.914918] ? do_prlimit+0x310/0x610 [ 41.915674] ? __pfx_do_seccomp+0x10/0x10 [ 41.916462] ? do_raw_spin_unlock+0x53/0x220 [ 41.917302] ? _raw_spin_unlock+0x1e/0x40 [ 41.918034] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.919008] ? static_key_count+0x60/0x80 [ 41.919819] prctl_set_seccomp+0x4e/0x70 [ 41.920590] __do_sys_prctl+0xe6c/0x1d70 [ 41.921380] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.922255] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.923249] ? irqentry_exit+0xf3/0x650 [ 41.923970] do_syscall_64+0xbf/0x430 [ 41.924722] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.925692] RIP: 0033:0x7f46c1fdc5cd [ 41.926419] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.929588] RSP: 002b:00007ffc55cf73f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.930940] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46c1fdc5cd [ 41.932217] RDX: 0000559c9557ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.933538] RBP: 00007ffc55cf7450 R08: 0000000000000000 R09: 00007ffc55cf6af0 [ 41.934823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559cbaf67ad0 [ 41.936119] R13: 00007ffc55cf7880 R14: 0000559cbaf68bc0 R15: 0000559cbaf79780 [ 41.937454] [ 41.937877] irq event stamp: 1771 [ 41.938544] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 41.940082] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 41.941530] softirqs last enabled at (1634): [] handle_softirqs+0x50c/0x770 [ 41.942509] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 41.943495] ---[ end trace 0000000000000000 ]--- [ 42.635289] ------------[ cut here ]------------ [ 42.636232] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.638285] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 42.639727] Modules linked in: [ 42.640423] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.642441] Tainted: [W]=WARN [ 42.642996] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.644471] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.645410] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.648611] RSP: 0018:ffff8880162a7bc0 EFLAGS: 00010286 [ 42.649603] RAX: 0000000000000000 RBX: ffffed1002c54f78 RCX: ffffffff813a4050 [ 42.650896] RDX: ffff888018809bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.652187] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c54f2f [ 42.653474] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.654766] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880162a7df8 [ 42.656067] FS: 00007fee1d92c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.657520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.658590] CR2: 00007fee1de924a6 CR3: 000000000dedb000 CR4: 0000000000350ef0 [ 42.659887] Call Trace: [ 42.660397] [ 42.660811] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.661735] ? __create_object+0x59/0x80 [ 42.662531] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.663515] __vmalloc_noprof+0x59/0x60 [ 42.664294] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.665137] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.666081] bpf_prog_alloc+0x39/0x200 [ 42.666828] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.667765] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.668681] do_seccomp+0x349/0x25e0 [ 42.669429] ? find_held_lock+0x2b/0x80 [ 42.670189] ? do_prlimit+0x310/0x610 [ 42.670897] ? __pfx_do_seccomp+0x10/0x10 [ 42.671694] ? do_raw_spin_unlock+0x53/0x220 [ 42.672551] ? _raw_spin_unlock+0x1e/0x40 [ 42.673363] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.674361] ? static_key_count+0x60/0x80 [ 42.675122] prctl_set_seccomp+0x4e/0x70 [ 42.675911] __do_sys_prctl+0xe6c/0x1d70 [ 42.676702] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.677575] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.678548] ? irqentry_exit+0xf3/0x650 [ 42.679339] do_syscall_64+0xbf/0x430 [ 42.680048] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.681018] RIP: 0033:0x7fee1de1e5cd [ 42.681710] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.684874] RSP: 002b:00007fffde121170 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.686082] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fee1de1e5cd [ 42.686902] RDX: 0000556fd4a5be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.687729] RBP: 00007fffde1211d0 R08: 0000000000000000 R09: 00007fffde120870 [ 42.688563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556fede3fb10 [ 42.689406] R13: 00007fffde121600 R14: 0000556fede402b0 R15: 0000556fede546f0 [ 42.690120] [ 42.690368] irq event stamp: 1833 [ 42.690683] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 42.691474] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 42.692267] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 42.693047] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 42.693838] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:24993' (ECDSA) to the list of known hosts. 2025/11/18 10:57:50 fuzzer started 2025/11/18 10:57:51 dialing manager at localhost:34383 2025/11/18 10:57:51 checking machine... 2025/11/18 10:57:51 checking revisions... [ 43.608602] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:57:51 testing simple program... [ 43.695221] cgroup: Unknown subsys name 'net' [ 43.760814] cgroup: Unknown subsys name 'cpuset' [ 43.780643] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:57:50 Registers: info registers vcpu 0 RAX=000000000000000a RBX=ffff88801464dde8 RCX=ffff88806ce089a4 RDX=0000000000000003 RSI=ffffffff85e1ffe0 RDI=ffff88801464dde8 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08950 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=00000000000c7d16 R12=ffff88801464dde8 R13=ffff88806ce089a4 R14=0000000000000003 R15=0000000000000003 RIP=ffffffff84c71f8a RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f46c1aea900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f46c1a99008 CR3=000000000b6fa000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 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 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffff8880162e764c RDX=1ffff110028c9ae7 RSI=ffffffff81a25c19 RDI=ffff88801464d73c RBP=ffff88801464d340 RSP=ffff8880162e7670 R8 =0000000000000001 R9 =ffff8880162e7738 R10=000000000003c9ed R11=00000000000231c0 R12=0000000000000000 R13=ffff8880162e7740 R14=ffff88801464d340 R15=ffff8880162e76f8 RIP=ffffffff815bd768 RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f46c1aea900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fad30bce020 CR3=000000000b6fa000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 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 XMM00=00000000000000000000000000000000 XMM01=424631d7625c668fe9437e73f6b2a94a XMM02=ec2efd57dc4c00df00000000002ff578 XMM03=b5603d76d7218d5200000000002ff648 XMM04=64b95d2a79e28cce00000000000ae988 XMM05=8172cc17d2c7c57c000000000031ecc8 XMM06=8fede82a5ad58cbe000000000031dd68 XMM07=e042d86d42eb936e000000000030d388 XMM08=b5603d76d7218d5200000000002ff648 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000