syzkaller login: [ 46.292264] ------------[ cut here ]------------ [ 46.293198] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.295168] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.296591] Modules linked in: [ 46.297227] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.299195] Tainted: [W]=WARN [ 46.299779] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.301256] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.302170] 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 [ 46.305334] RSP: 0018:ffff888016d87bc0 EFLAGS: 00010286 [ 46.306297] RAX: 0000000000000000 RBX: ffffed1002db0f78 RCX: ffffffff813a4050 [ 46.307574] RDX: ffff888016238000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.308867] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db0f2f [ 46.310148] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.311419] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d87df8 [ 46.312701] FS: 00007fa4b8744900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.314135] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.315203] CR2: 00007fa4b8c36580 CR3: 0000000017a2e000 CR4: 0000000000350ef0 [ 46.316488] Call Trace: [ 46.317002] [ 46.317414] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.318320] ? __create_object+0x59/0x80 [ 46.319100] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.320058] __vmalloc_noprof+0x59/0x60 [ 46.320803] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.321688] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.322591] bpf_prog_alloc+0x39/0x200 [ 46.323343] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.324272] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.325168] do_seccomp+0x349/0x25e0 [ 46.325914] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.326847] ? __pfx_do_seccomp+0x10/0x10 [ 46.327595] ? find_held_lock+0x2b/0x80 [ 46.328354] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.329331] ? static_key_count+0x60/0x80 [ 46.330140] prctl_set_seccomp+0x4e/0x70 [ 46.330923] __do_sys_prctl+0xe6c/0x1d70 [ 46.331707] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.332521] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.333489] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.334454] ? irqentry_exit+0xf3/0x650 [ 46.335227] do_syscall_64+0xbf/0x430 [ 46.335974] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.336923] RIP: 0033:0x7fa4b8c365cd [ 46.337591] 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 [ 46.340734] RSP: 002b:00007ffea87a3920 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.342106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa4b8c365cd [ 46.343381] RDX: 000055ea3be16e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.344660] RBP: 00007ffea87a3980 R08: 0000000000000000 R09: 00007ffea87a3020 [ 46.345962] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ea66a232b0 [ 46.347249] R13: 00007ffea87a3db0 R14: 000055ea66a25d20 R15: 000055ea66a378d0 [ 46.348535] [ 46.349012] irq event stamp: 1683 [ 46.349614] hardirqs last enabled at (1691): [] __up_console_sem+0x78/0x80 [ 46.351120] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 46.352612] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770 [ 46.353989] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 46.355253] ---[ end trace 0000000000000000 ]--- [ 49.131742] ------------[ cut here ]------------ [ 49.132621] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.134696] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.136370] Modules linked in: [ 49.137074] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.139061] Tainted: [W]=WARN [ 49.139615] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.141111] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.142017] 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 [ 49.145168] RSP: 0018:ffff88801b897bc0 EFLAGS: 00010286 [ 49.146140] RAX: 0000000000000000 RBX: ffffed1003712f78 RCX: ffffffff813a4050 [ 49.147429] RDX: ffff88801a130000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.148689] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003712f2f [ 49.149979] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.151235] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b897df8 [ 49.152490] FS: 00007f648f5e3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.153930] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.154969] CR2: 00007f648fad5580 CR3: 000000000e293000 CR4: 0000000000350ef0 [ 49.156237] Call Trace: [ 49.156730] [ 49.157154] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.158061] ? __create_object+0x59/0x80 [ 49.158845] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.159815] __vmalloc_noprof+0x59/0x60 [ 49.160527] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.161411] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.162355] bpf_prog_alloc+0x39/0x200 [ 49.163099] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.164026] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.164941] do_seccomp+0x349/0x25e0 [ 49.165617] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.166525] ? __pfx_do_seccomp+0x10/0x10 [ 49.167321] ? find_held_lock+0x2b/0x80 [ 49.168096] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.169078] ? static_key_count+0x60/0x80 [ 49.169877] prctl_set_seccomp+0x4e/0x70 [ 49.170612] __do_sys_prctl+0xe6c/0x1d70 [ 49.171390] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.172249] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.173231] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.174203] ? irqentry_exit+0xf3/0x650 [ 49.174971] do_syscall_64+0xbf/0x430 [ 49.175714] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.176663] RIP: 0033:0x7f648fad55cd [ 49.177338] 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 [ 49.180521] RSP: 002b:00007fffb39cca10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.181903] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f648fad55cd [ 49.183192] RDX: 000055fbf9a5ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.184475] RBP: 00007fffb39cca70 R08: 0000000000000000 R09: 00007fffb39cc110 [ 49.185792] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fc1946aad0 [ 49.187079] R13: 00007fffb39ccea0 R14: 000055fc1946bbc0 R15: 000055fc1947c780 [ 49.188375] [ 49.188844] irq event stamp: 1853 [ 49.189468] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80 [ 49.190753] hardirqs last disabled at (1870): [] __up_console_sem+0x5d/0x80 [ 49.192023] softirqs last enabled at (1820): [] handle_softirqs+0x50c/0x770 [ 49.193333] softirqs last disabled at (1815): [] __irq_exit_rcu+0xc4/0x100 [ 49.194599] ---[ end trace 0000000000000000 ]--- [ 49.861153] ------------[ cut here ]------------ [ 49.862107] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.864108] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.865577] Modules linked in: [ 49.866253] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.868231] Tainted: [W]=WARN [ 49.868841] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.870335] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.871256] 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 [ 49.874437] RSP: 0018:ffff88801b9dfbc0 EFLAGS: 00010286 [ 49.875405] RAX: 0000000000000000 RBX: ffffed100373bf78 RCX: ffffffff813a4050 [ 49.876677] RDX: ffff888017a85340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.877975] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100373bf2f [ 49.879236] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.880514] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b9dfdf8 [ 49.881796] FS: 00007fe70c043900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.883229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.884287] CR2: 00007fe70c535580 CR3: 000000001bed6000 CR4: 0000000000350ef0 [ 49.885583] Call Trace: [ 49.886073] [ 49.886482] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.887377] ? __create_object+0x59/0x80 [ 49.888157] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.889137] __vmalloc_noprof+0x59/0x60 [ 49.889894] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.890758] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.891688] bpf_prog_alloc+0x39/0x200 [ 49.892372] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.893294] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.894190] do_seccomp+0x349/0x25e0 [ 49.894900] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.895789] ? __pfx_do_seccomp+0x10/0x10 [ 49.896531] ? find_held_lock+0x2b/0x80 [ 49.897301] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.898254] ? static_key_count+0x60/0x80 [ 49.899039] prctl_set_seccomp+0x4e/0x70 [ 49.899827] __do_sys_prctl+0xe6c/0x1d70 [ 49.900552] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.901411] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.902370] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.903347] ? irqentry_exit+0xf3/0x650 [ 49.904099] do_syscall_64+0xbf/0x430 [ 49.904837] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.905787] RIP: 0033:0x7fe70c5355cd [ 49.906444] 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 [ 49.909579] RSP: 002b:00007ffd8da12fb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.910944] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe70c5355cd [ 49.912205] RDX: 00005590d69a6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.913488] RBP: 00007ffd8da13010 R08: 0000000000000000 R09: 00007ffd8da126b0 [ 49.914770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559111e3aad0 [ 49.916055] R13: 00007ffd8da13440 R14: 0000559111e3bbc0 R15: 0000559111e4c780 [ 49.917356] [ 49.917831] irq event stamp: 1731 [ 49.918438] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 49.919960] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 49.921481] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 49.923000] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 49.924503] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60178' (ECDSA) to the list of known hosts. 2025/11/18 18:49:04 fuzzer started 2025/11/18 18:49:04 dialing manager at localhost:34383 2025/11/18 18:49:04 checking machine... 2025/11/18 18:49:04 checking revisions... [ 50.783783] kmemleak: Automatic memory scanning thread ended 2025/11/18 18:49:04 testing simple program... [ 50.872911] cgroup: Unknown subsys name 'net' [ 50.932179] cgroup: Unknown subsys name 'cpuset' [ 50.950629] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 18:49:04 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000001 RCX=ffffffff8175a6fb RDX=ffff88801623b780 RSI=0000000000000001 RDI=0000000000000000 RBP=0000000000000001 RSP=ffff88801663f378 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffffffff85e786a8 R15=ffff88800944c3c0 RIP=ffffffff81751928 RFL=00000246 [---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 00007f648f5e3900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055fc19480b88 CR3=000000000e0e4000 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=0000000000025c97 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa9e210e038 CR3=00000000160d5000 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=40e4ecae33e4cd944442fbbd002abeb1 XMM02=0000000000303330ec2efd57dc4c00df XMM03=00000000003101107c34f2ba57a08b29 XMM04=a84ed63b664b5b8500000000000ae988 XMM05=07c8bb74b6c04a44000000000031ef18 XMM06=677519b3fecccb4c0000000000319150 XMM07=e042d86d42eb936e0000000000310b50 XMM08=7c34f2ba57a08b290000000000303390 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000