[ 39.348263] ------------[ cut here ]------------ [ 39.349156] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.351570] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.352993] Modules linked in: [ 39.353582] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.355558] Tainted: [W]=WARN [ 39.356143] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.357599] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.358492] 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 [ 39.361915] RSP: 0018:ffff888015507bc0 EFLAGS: 00010286 [ 39.362960] RAX: 0000000000000000 RBX: ffffed1002aa0f78 RCX: ffffffff813a4050 [ 39.364230] RDX: ffff888015630000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.365487] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002aa0f2f [ 39.366761] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.368027] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015507df8 [ 39.369286] FS: 00007fa6b3d03900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.370718] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.371790] CR2: 00007fa6b41f5580 CR3: 000000000c8a7000 CR4: 0000000000350ef0 [ 39.373061] Call Trace: [ 39.373524] [ 39.373961] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.374855] ? __create_object+0x59/0x80 [ 39.375590] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.376551] __vmalloc_noprof+0x59/0x60 [ 39.377278] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.378129] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.379056] bpf_prog_alloc+0x39/0x200 [ 39.379783] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.380659] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.381553] do_seccomp+0x349/0x25e0 [ 39.382261] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.383156] ? __pfx_do_seccomp+0x10/0x10 [ 39.383932] ? find_held_lock+0x2b/0x80 [ 39.384637] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.385589] ? static_key_count+0x60/0x80 [ 39.386373] prctl_set_seccomp+0x4e/0x70 [ 39.387146] __do_sys_prctl+0xe6c/0x1d70 [ 39.387930] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.388732] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.389681] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.390630] ? irqentry_exit+0xf3/0x650 [ 39.391385] do_syscall_64+0xbf/0x430 [ 39.392101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.393037] RIP: 0033:0x7fa6b41f55cd [ 39.393687] 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 [ 39.396823] RSP: 002b:00007ffe3ff89ff0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.398166] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa6b41f55cd [ 39.399503] RDX: 000055d09a85be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.400774] RBP: 00007ffe3ff8a050 R08: 0000000000000000 R09: 00007ffe3ff896f0 [ 39.402028] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d0cc2d1ad0 [ 39.403297] R13: 00007ffe3ff8a480 R14: 000055d0cc2d2bc0 R15: 000055d0cc2e3780 [ 39.404577] [ 39.405036] irq event stamp: 1785 [ 39.405637] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 39.407149] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 39.408655] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 39.410164] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 39.411592] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.909181] ------------[ cut here ]------------ [ 42.909928] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.911532] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.912929] Modules linked in: [ 42.913407] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.915240] Tainted: [W]=WARN [ 42.915694] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.916878] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.917572] 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 [ 42.920128] RSP: 0018:ffff888019e3fbc0 EFLAGS: 00010286 [ 42.920912] RAX: 0000000000000000 RBX: ffffed10033c7f78 RCX: ffffffff813a4050 [ 42.921934] RDX: ffff8880179f5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.922976] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033c7f2f [ 42.924014] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.925048] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e3fdf8 [ 42.926084] FS: 00007fa028b68900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.927261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.928111] CR2: 00007ffd25b6cef7 CR3: 000000000cbe9000 CR4: 0000000000350ef0 [ 42.929143] Call Trace: [ 42.929515] [ 42.929879] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.930557] ? __create_object+0x59/0x80 [ 42.931200] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.931970] __vmalloc_noprof+0x59/0x60 [ 42.932537] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.933238] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.933985] bpf_prog_alloc+0x39/0x200 [ 42.934539] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.935304] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.936024] do_seccomp+0x349/0x25e0 [ 42.936565] ? find_held_lock+0x2b/0x80 [ 42.937178] ? do_prlimit+0x310/0x610 [ 42.937785] ? __pfx_do_seccomp+0x10/0x10 [ 42.938376] ? do_raw_spin_unlock+0x53/0x220 [ 42.939061] ? _raw_spin_unlock+0x1e/0x40 [ 42.939657] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.940429] ? static_key_count+0x60/0x80 [ 42.941065] prctl_set_seccomp+0x4e/0x70 [ 42.941651] __do_sys_prctl+0xe6c/0x1d70 [ 42.942288] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.942984] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.943719] ? irqentry_exit+0xf3/0x650 [ 42.944340] do_syscall_64+0xbf/0x430 [ 42.944936] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.945659] RIP: 0033:0x7fa02905a5cd [ 42.946228] 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 [ 42.948787] RSP: 002b:00007ffd25b6ae70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.949883] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa02905a5cd [ 42.950940] RDX: 000055fe258cae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.951971] RBP: 00007ffd25b6aed0 R08: 0000000000000000 R09: 00007ffd25b6a570 [ 42.953002] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fe5ee722b0 [ 42.954030] R13: 00007ffd25b6b300 R14: 000055fe5ee74d20 R15: 000055fe5ee868d0 [ 42.955138] [ 42.955481] irq event stamp: 1881 [ 42.956042] hardirqs last enabled at (1891): [] __up_console_sem+0x78/0x80 [ 42.957275] hardirqs last disabled at (1900): [] __up_console_sem+0x5d/0x80 [ 42.958499] softirqs last enabled at (1804): [] handle_softirqs+0x50c/0x770 [ 42.959761] softirqs last disabled at (1799): [] __irq_exit_rcu+0xc4/0x100 [ 42.960992] ---[ end trace 0000000000000000 ]--- [ 43.807306] ------------[ cut here ]------------ [ 43.808183] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.810066] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.811432] Modules linked in: [ 43.812021] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.813896] Tainted: [W]=WARN [ 43.814421] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.815819] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.816637] 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 [ 43.819640] RSP: 0018:ffff888016ddfbc0 EFLAGS: 00010286 [ 43.820569] RAX: 0000000000000000 RBX: ffffed1002dbbf78 RCX: ffffffff813a4050 [ 43.821779] RDX: ffff888015ca0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.822999] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dbbf2f [ 43.824202] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.825417] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ddfdf8 [ 43.826653] FS: 00007f4a1157f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.828033] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.829021] CR2: 00007ffed7809ef7 CR3: 000000001fc9f000 CR4: 0000000000350ef0 [ 43.830227] Call Trace: [ 43.830678] [ 43.831111] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.831962] ? __create_object+0x59/0x80 [ 43.832661] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.833576] __vmalloc_noprof+0x59/0x60 [ 43.834294] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.835134] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.836014] bpf_prog_alloc+0x39/0x200 [ 43.836671] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.837548] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.838404] do_seccomp+0x349/0x25e0 [ 43.839103] ? find_held_lock+0x2b/0x80 [ 43.839826] ? do_prlimit+0x310/0x610 [ 43.840485] ? __pfx_do_seccomp+0x10/0x10 [ 43.841233] ? do_raw_spin_unlock+0x53/0x220 [ 43.842015] ? _raw_spin_unlock+0x1e/0x40 [ 43.842722] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.843657] ? static_key_count+0x60/0x80 [ 43.844416] prctl_set_seccomp+0x4e/0x70 [ 43.845149] __do_sys_prctl+0xe6c/0x1d70 [ 43.845896] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.846679] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.847594] ? irqentry_exit+0xf3/0x650 [ 43.848307] do_syscall_64+0xbf/0x430 [ 43.849011] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.849912] RIP: 0033:0x7f4a11a715cd [ 43.850536] 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 [ 43.853557] RSP: 002b:00007ffed7808950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.854909] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4a11a715cd [ 43.856152] RDX: 0000561839789e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.857362] RBP: 00007ffed78089b0 R08: 0000000000000000 R09: 00007ffed7808050 [ 43.858591] R10: 0000000000000000 R11: 0000000000000246 R12: 00005618494a22b0 [ 43.859837] R13: 00007ffed7808de0 R14: 00005618494a4d20 R15: 00005618494b68d0 [ 43.861073] [ 43.861476] irq event stamp: 1697 [ 43.862091] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 43.863548] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80 [ 43.865013] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 43.866474] softirqs last disabled at (1623): [] __irq_exit_rcu+0xc4/0x100 [ 43.867932] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:1459' (ECDSA) to the list of known hosts. 2025/11/18 22:56:56 fuzzer started 2025/11/18 22:56:56 dialing manager at localhost:34383 2025/11/18 22:56:56 checking machine... 2025/11/18 22:56:56 checking revisions... [ 44.799077] kmemleak: Automatic memory scanning thread ended 2025/11/18 22:56:57 testing simple program... [ 44.901378] cgroup: Unknown subsys name 'net' [ 44.961917] cgroup: Unknown subsys name 'cpuset' [ 44.973932] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 22:56:56 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=ffff88800f89b780 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff88800f89c200 RDI=00000000a5c580a6 RBP=ffff88800f89c1d8 RSP=ffff888019f96a60 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff88800f89c200 R13=6a5c580aceac53cb R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815274e6 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 00007fa028b68900 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=00007fa028b47020 CR3=000000000e891000 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=000000000002268f 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffefb916558 CR3=000000000dcf3000 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=d9126950b6cd8d8f8344fc9e1e6a3e62 XMM02=2c67c8bc2e329bc30000000000301be8 XMM03=fb795ef6d6577056000000000030d9b8 XMM04=e1f084d63fba35c200000000000ae988 XMM05=090f1556b20111b3000000000031ec00 XMM06=51e745e6da361a690000000000318a00 XMM07=e042d86d42eb936e000000000030dc38 XMM08=ef1aa63e153274940000000000301c48 XMM09=00000000000000000000000000000000 XMM10=00000000002000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000