[ 45.890242] ------------[ cut here ]------------ [ 45.891109] 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 [ 45.894955] Modules linked in: [ 45.895590] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.897543] Tainted: [W]=WARN [ 45.898090] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.899591] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.900497] 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 [ 45.903650] RSP: 0018:ffff88801643fbc0 EFLAGS: 00010286 [ 45.904622] RAX: 0000000000000000 RBX: ffffed1002c87f78 RCX: ffffffff813a4050 [ 45.905896] RDX: ffff888015be8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.907163] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c87f2f [ 45.908454] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.909723] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801643fdf8 [ 45.911001] FS: 00007fe1d8281900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.912443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.913499] CR2: 00007fe1d8773580 CR3: 000000000e232000 CR4: 0000000000350ef0 [ 45.914779] Call Trace: [ 45.915277] [ 45.915697] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.916582] ? __create_object+0x59/0x80 [ 45.917356] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.918312] __vmalloc_noprof+0x59/0x60 [ 45.919010] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.919886] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.920814] bpf_prog_alloc+0x39/0x200 [ 45.921548] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.922466] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.923369] do_seccomp+0x349/0x25e0 [ 45.924037] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.924923] ? __pfx_do_seccomp+0x10/0x10 [ 45.925702] ? find_held_lock+0x2b/0x80 [ 45.926457] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.927433] ? static_key_count+0x60/0x80 [ 45.928230] prctl_set_seccomp+0x4e/0x70 [ 45.928952] __do_sys_prctl+0xe6c/0x1d70 [ 45.929723] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.930583] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.931551] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.932510] ? irqentry_exit+0xf3/0x650 [ 45.933270] do_syscall_64+0xbf/0x430 [ 45.933954] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.934900] RIP: 0033:0x7fe1d87735cd [ 45.935606] 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 [ 45.938740] RSP: 002b:00007ffc8c15fc30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.940090] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe1d87735cd [ 45.941372] RDX: 00005562e6999e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.942643] RBP: 00007ffc8c15fc90 R08: 0000000000000000 R09: 00007ffc8c15f330 [ 45.943927] R10: 0000000000000000 R11: 0000000000000246 R12: 00005563214dbbf0 [ 45.945194] R13: 00007ffc8c1600c0 R14: 00005563214e5380 R15: 00005563214f0460 [ 45.946471] [ 45.946889] irq event stamp: 1755 [ 45.947545] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 45.949054] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 45.950556] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 45.952125] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 45.953602] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.320863] ------------[ cut here ]------------ [ 49.321734] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.323633] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.325024] Modules linked in: [ 49.325618] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.327493] Tainted: [W]=WARN [ 49.328024] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.329422] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.330470] 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 [ 49.333756] RSP: 0018:ffff888016a9fbc0 EFLAGS: 00010286 [ 49.334683] RAX: 0000000000000000 RBX: ffffed1002d53f78 RCX: ffffffff813a4050 [ 49.335908] RDX: ffff888015d55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.337132] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d53f2f [ 49.338342] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.339575] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a9fdf8 [ 49.340980] FS: 00007ff4d7fe2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.342600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.343782] CR2: 00007ff4d84d4580 CR3: 000000000d0c8000 CR4: 0000000000350ef0 [ 49.345011] Call Trace: [ 49.345504] [ 49.345892] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.346749] ? __create_object+0x59/0x80 [ 49.347507] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.348436] __vmalloc_noprof+0x59/0x60 [ 49.349153] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.349938] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.350815] bpf_prog_alloc+0x39/0x200 [ 49.351536] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.352436] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.353301] do_seccomp+0x349/0x25e0 [ 49.353937] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.354795] ? __pfx_do_seccomp+0x10/0x10 [ 49.355555] ? find_held_lock+0x2b/0x80 [ 49.356298] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.357243] ? static_key_count+0x60/0x80 [ 49.357978] prctl_set_seccomp+0x4e/0x70 [ 49.358732] __do_sys_prctl+0xe6c/0x1d70 [ 49.359499] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.360328] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.361262] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.362201] ? irqentry_exit+0xf3/0x650 [ 49.362900] do_syscall_64+0xbf/0x430 [ 49.363639] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.364564] RIP: 0033:0x7ff4d84d45cd [ 49.365249] 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 [ 49.368366] RSP: 002b:00007ffd96c2b1f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.369696] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff4d84d45cd [ 49.370949] RDX: 0000562757173e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.372216] RBP: 00007ffd96c2b250 R08: 0000000000000000 R09: 00007ffd96c2a8f0 [ 49.373464] R10: 0000000000000000 R11: 0000000000000246 R12: 000056277cb23b10 [ 49.374707] R13: 00007ffd96c2b680 R14: 000056277cb242b0 R15: 000056277cb386f0 [ 49.375995] [ 49.376439] irq event stamp: 1739 [ 49.377029] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 49.378502] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 49.379993] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 49.381493] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 49.382972] ---[ end trace 0000000000000000 ]--- [ 50.357310] ------------[ cut here ]------------ [ 50.358210] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.360239] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.361701] Modules linked in: [ 50.362561] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.365017] Tainted: [W]=WARN [ 50.365626] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.367095] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.368014] 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 [ 50.371179] RSP: 0018:ffff88800f197bc0 EFLAGS: 00010286 [ 50.372163] RAX: 0000000000000000 RBX: ffffed1001e32f78 RCX: ffffffff813a4050 [ 50.373442] RDX: ffff88801580b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.374721] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e32f2f [ 50.376000] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.377282] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f197df8 [ 50.378560] FS: 00007ff093d71900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.380020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.381077] CR2: 00007ff094263580 CR3: 000000000d8db000 CR4: 0000000000350ef0 [ 50.382374] Call Trace: [ 50.382837] [ 50.383288] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.384191] ? __create_object+0x59/0x80 [ 50.384921] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.385887] __vmalloc_noprof+0x59/0x60 [ 50.386637] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.387512] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.388440] bpf_prog_alloc+0x39/0x200 [ 50.389191] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.390076] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.390990] do_seccomp+0x349/0x25e0 [ 50.391713] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.392624] ? __pfx_do_seccomp+0x10/0x10 [ 50.393404] ? find_held_lock+0x2b/0x80 [ 50.394160] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.395079] ? static_key_count+0x60/0x80 [ 50.395894] prctl_set_seccomp+0x4e/0x70 [ 50.396675] __do_sys_prctl+0xe6c/0x1d70 [ 50.397467] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.398327] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.399304] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.400302] ? irqentry_exit+0xf3/0x650 [ 50.401026] do_syscall_64+0xbf/0x430 [ 50.401769] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.402720] RIP: 0033:0x7ff0942635cd [ 50.403434] 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 [ 50.406651] RSP: 002b:00007ffc8cc8db80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.408038] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff0942635cd [ 50.409339] RDX: 000055c458e51e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.410622] RBP: 00007ffc8cc8dbe0 R08: 0000000000000000 R09: 00007ffc8cc8d280 [ 50.411952] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c489dbaad0 [ 50.413242] R13: 00007ffc8cc8e010 R14: 000055c489dbbbc0 R15: 000055c489dcc780 [ 50.414555] [ 50.414984] irq event stamp: 1899 [ 50.415644] hardirqs last enabled at (1909): [] __up_console_sem+0x78/0x80 [ 50.417186] hardirqs last disabled at (1918): [] __up_console_sem+0x5d/0x80 [ 50.418708] softirqs last enabled at (1888): [] handle_softirqs+0x50c/0x770 [ 50.420290] softirqs last disabled at (1937): [] __irq_exit_rcu+0xc4/0x100 [ 50.421822] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19983' (ECDSA) to the list of known hosts. 2025/11/18 10:43:57 fuzzer started 2025/11/18 10:43:58 dialing manager at localhost:34383 2025/11/18 10:43:58 checking machine... 2025/11/18 10:43:58 checking revisions... [ 51.319797] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:43:58 testing simple program... [ 51.412857] cgroup: Unknown subsys name 'net' [ 51.469765] cgroup: Unknown subsys name 'cpuset' [ 51.484765] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:43:57 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=0000000000000002 RCX=00007f9c90e043ff RDX=00000000ffffffff RSI=0000000000000001 RDI=0000000000000000 RBP=0000000000000058 RSP=00007f9c9097fce8 R8 =0000000000000000 R9 =000055b1b1fa5e88 R10=0000000000000000 R11=0000000000000293 R12=0000000000000000 R13=00007f9c8c000b80 R14=000055b173acea50 R15=00007f9c90a53840 RIP=00007f9c90d95df0 RFL=00000246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f9c90980700 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd2b8ff658 CR3=000000000d290000 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=33343a303120383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3933325b646873732037353a3334 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323034 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffffffff8649b7a0 RCX=ffffffff8152d723 RDX=1ffffffff0c936f6 RSI=0000000000000004 RDI=ffff88800d1c7c50 RBP=1ffff11001a38f86 RSP=ffff88800d1c7c28 R8 =0000000000000001 R9 =ffffed1001a38f8a R10=0000000000000003 R11=0000000000000001 R12=ffff888016b2d340 R13=ffffffff8649b7b0 R14=0000000000000001 R15=ffff88801b8233c0 RIP=ffffffff8152d78d 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 00007ff4d7fe2900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd96c25000 CR3=0000000009c58000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000