[ 45.890304] ------------[ cut here ]------------ [ 45.891340] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.893513] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 45.895001] Modules linked in: [ 45.895738] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.897786] Tainted: [W]=WARN [ 45.898389] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.899918] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.900865] 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 [ 45.904127] RSP: 0018:ffff888016667bc0 EFLAGS: 00010286 [ 45.905224] RAX: 0000000000000000 RBX: ffffed1002cccf78 RCX: ffffffff813a4050 [ 45.906549] RDX: ffff88801790b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.907902] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cccf2f [ 45.909240] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.910577] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016667df8 [ 45.911920] FS: 00007f9fc13d3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.913428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.914528] CR2: 00007f9fc18c5580 CR3: 000000000d84f000 CR4: 0000000000350ef0 [ 45.915877] Call Trace: [ 45.916401] [ 45.916832] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.917764] ? __create_object+0x59/0x80 [ 45.918562] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.919547] __vmalloc_noprof+0x59/0x60 [ 45.920347] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.921279] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.922256] bpf_prog_alloc+0x39/0x200 [ 45.922972] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.923968] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.924904] do_seccomp+0x349/0x25e0 [ 45.925686] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.926625] ? __pfx_do_seccomp+0x10/0x10 [ 45.927447] ? find_held_lock+0x2b/0x80 [ 45.928247] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.929283] ? static_key_count+0x60/0x80 [ 45.930067] prctl_set_seccomp+0x4e/0x70 [ 45.930882] __do_sys_prctl+0xe6c/0x1d70 [ 45.931700] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.932586] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.933614] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.934654] ? irqentry_exit+0xf3/0x650 [ 45.935437] do_syscall_64+0xbf/0x430 [ 45.936215] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.937234] RIP: 0033:0x7f9fc18c55cd [ 45.937941] 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 [ 45.941212] RSP: 002b:00007fff927e97b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.942646] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9fc18c55cd [ 45.943955] RDX: 000056295f73fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.945290] RBP: 00007fff927e9810 R08: 0000000000000000 R09: 00007fff927e8eb0 [ 45.946626] R10: 0000000000000000 R11: 0000000000000246 R12: 000056298c710ad0 [ 45.947946] R13: 00007fff927e9c40 R14: 000056298c711bc0 R15: 000056298c722780 [ 45.949320] [ 45.949785] irq event stamp: 1773 [ 45.950451] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 45.952010] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 45.953563] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 45.954904] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 45.956198] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.101915] ------------[ cut here ]------------ [ 49.102706] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.104305] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.105490] Modules linked in: [ 49.105982] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.107567] Tainted: [W]=WARN [ 49.108011] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.109206] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.109911] 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 [ 49.112451] RSP: 0018:ffff888017287bc0 EFLAGS: 00010286 [ 49.113249] RAX: 0000000000000000 RBX: ffffed1002e50f78 RCX: ffffffff813a4050 [ 49.114279] RDX: ffff88800f335340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.115320] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e50f2f [ 49.116350] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.117390] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017287df8 [ 49.118427] FS: 00007f4e7e063900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.119586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.120448] CR2: 00007f4e7e555580 CR3: 0000000020b44000 CR4: 0000000000350ef0 [ 49.121490] Call Trace: [ 49.121862] [ 49.122234] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.122912] ? __create_object+0x59/0x80 [ 49.123547] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.124329] __vmalloc_noprof+0x59/0x60 [ 49.124903] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.125622] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.126373] bpf_prog_alloc+0x39/0x200 [ 49.126931] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.127681] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.128407] do_seccomp+0x349/0x25e0 [ 49.128945] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.129687] ? __pfx_do_seccomp+0x10/0x10 [ 49.130333] ? find_held_lock+0x2b/0x80 [ 49.130904] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.131673] ? static_key_count+0x60/0x80 [ 49.132321] prctl_set_seccomp+0x4e/0x70 [ 49.132909] __do_sys_prctl+0xe6c/0x1d70 [ 49.133554] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.134244] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.134976] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.135749] ? irqentry_exit+0xf3/0x650 [ 49.136376] do_syscall_64+0xbf/0x430 [ 49.136935] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.137717] RIP: 0033:0x7f4e7e5555cd [ 49.138290] 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 [ 49.140849] RSP: 002b:00007ffcd2f8f980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.141963] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4e7e5555cd [ 49.142994] RDX: 0000560ebea41e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.144024] RBP: 00007ffcd2f8f9e0 R08: 0000000000000000 R09: 00007ffcd2f8f080 [ 49.145055] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560ede6e3240 [ 49.146103] R13: 00007ffcd2f8fe10 R14: 0000560ede6ec380 R15: 0000560ede6f7540 [ 49.147177] [ 49.147525] irq event stamp: 1689 [ 49.148010] hardirqs last enabled at (1697): [] __up_console_sem+0x78/0x80 [ 49.149235] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 49.150450] softirqs last enabled at (1244): [] handle_softirqs+0x50c/0x770 [ 49.151691] softirqs last disabled at (1235): [] __irq_exit_rcu+0xc4/0x100 [ 49.152918] ---[ end trace 0000000000000000 ]--- [ 49.802760] ------------[ cut here ]------------ [ 49.803506] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.805099] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.806473] Modules linked in: [ 49.806956] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.808620] Tainted: [W]=WARN [ 49.809072] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.810274] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.810969] 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 [ 49.813515] RSP: 0018:ffff888016487bc0 EFLAGS: 00010286 [ 49.814298] RAX: 0000000000000000 RBX: ffffed1002c90f78 RCX: ffffffff813a4050 [ 49.815327] RDX: ffff88801b851bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.816359] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c90f2f [ 49.817397] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.818422] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016487df8 [ 49.819451] FS: 00007f8ff975a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.820602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.821475] CR2: 00007fffb79b1ef7 CR3: 000000000f63b000 CR4: 0000000000350ef0 [ 49.822527] Call Trace: [ 49.822902] [ 49.823272] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.823969] ? __create_object+0x59/0x80 [ 49.824594] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.825385] __vmalloc_noprof+0x59/0x60 [ 49.825956] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.826655] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.827404] bpf_prog_alloc+0x39/0x200 [ 49.827954] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.828696] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.829426] do_seccomp+0x349/0x25e0 [ 49.829965] ? find_held_lock+0x2b/0x80 [ 49.830583] ? do_prlimit+0x310/0x610 [ 49.831185] ? __pfx_do_seccomp+0x10/0x10 [ 49.831785] ? do_raw_spin_unlock+0x53/0x220 [ 49.832450] ? _raw_spin_unlock+0x1e/0x40 [ 49.833039] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.833813] ? static_key_count+0x60/0x80 [ 49.834453] prctl_set_seccomp+0x4e/0x70 [ 49.835040] __do_sys_prctl+0xe6c/0x1d70 [ 49.835669] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.836355] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.837097] ? irqentry_exit+0xf3/0x650 [ 49.837729] do_syscall_64+0xbf/0x430 [ 49.838328] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.839046] RIP: 0033:0x7f8ff9c4c5cd [ 49.839611] 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 [ 49.842163] RSP: 002b:00007fffb79b0a50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.843260] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8ff9c4c5cd [ 49.844291] RDX: 000055f266f3ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.845321] RBP: 00007fffb79b0ab0 R08: 0000000000000000 R09: 00007fffb79b0150 [ 49.846340] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f286ea2b10 [ 49.847387] R13: 00007fffb79b0ee0 R14: 000055f286ea32b0 R15: 000055f286eb76f0 [ 49.848421] [ 49.848765] irq event stamp: 1755 [ 49.849293] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 49.850517] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 49.851749] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 49.852995] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 49.854214] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11995' (ECDSA) to the list of known hosts. 2025/11/18 17:20:49 fuzzer started 2025/11/18 17:20:49 dialing manager at localhost:34383 2025/11/18 17:20:49 checking machine... 2025/11/18 17:20:49 checking revisions... [ 50.540751] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:20:49 testing simple program... [ 50.631853] cgroup: Unknown subsys name 'net' [ 50.710063] cgroup: Unknown subsys name 'cpuset' [ 50.722943] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:20:48 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88800da41a68 RCX=00000000000d000c RDX=00000000000d000d RSI=0000000000000000 RDI=ffff888008c4b780 RBP=ffff888013f67620 RSP=ffff888013f675c0 R8 =0000000000000001 R9 =ffffffff81b2e42b R10=ffffea0000369040 R11=0000000000000000 R12=ffffea0000369040 R13=ffff888008c4b780 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81ab0b8d RFL=00000242 [---Z---] 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 00007ffa6b4d3900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4e7dfc7000 CR3=000000000dd1c000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=755ffe87294b9f5d00000000000ae988 XMM05=40c760f9f266e77c00000000003224a8 XMM06=589823e046a18e650000000000320a78 XMM07=fb795ef6d65770560000000000311c90 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888016978001 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff888016977e01 RSI=ffff888016977e40 RDI=ffff888016977968 RBP=ffff888016977e40 RSP=ffff8880169778c0 R8 =0000000000000001 R9 =ffff888016977998 R10=000000000003c9ed R11=000000000009a5ef R12=0000000000000008 R13=ffff888016970000 R14=ffff888016977e40 R15=ffff888016977958 RIP=ffffffff8135e2ee RFL=00000286 [--S--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 00007f4e7e063900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4e7e618650 CR3=000000000dc1c000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000