syzkaller login: [ 38.948255] ------------[ cut here ]------------ [ 38.949438] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.951878] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.953871] Modules linked in: [ 38.954742] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.957121] Tainted: [W]=WARN [ 38.957871] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.959681] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.960783] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 38.964812] RSP: 0018:ffff8880159bfbc0 EFLAGS: 00010286 [ 38.965952] RAX: 0000000000000000 RBX: ffffed1002b37f78 RCX: ffffffff813a4050 [ 38.967477] RDX: ffff888015969bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.968955] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b37f2f [ 38.970455] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.971924] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159bfdf8 [ 38.973410] FS: 00007fe3cd1f9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.975078] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.976349] CR2: 00007ffd0e3f8ef7 CR3: 000000000be37000 CR4: 0000000000350ef0 [ 38.977857] Call Trace: [ 38.978455] [ 38.978913] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.979962] ? __create_object+0x59/0x80 [ 38.980876] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.982006] __vmalloc_noprof+0x59/0x60 [ 38.982905] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.983932] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.985005] bpf_prog_alloc+0x39/0x200 [ 38.985873] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.986993] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.988030] do_seccomp+0x349/0x25e0 [ 38.988841] ? find_held_lock+0x2b/0x80 [ 38.989675] ? do_prlimit+0x310/0x610 [ 38.990511] ? __pfx_do_seccomp+0x10/0x10 [ 38.991380] ? do_raw_spin_unlock+0x53/0x220 [ 38.992257] ? _raw_spin_unlock+0x1e/0x40 [ 38.993121] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.994206] ? static_key_count+0x60/0x80 [ 38.995099] prctl_set_seccomp+0x4e/0x70 [ 38.995946] __do_sys_prctl+0xe6c/0x1d70 [ 38.996805] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.997742] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.998835] ? irqentry_exit+0xf3/0x650 [ 38.999687] do_syscall_64+0xbf/0x430 [ 39.000500] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.001561] RIP: 0033:0x7fe3cd6eb5cd [ 39.002354] 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 [ 39.005795] RSP: 002b:00007ffd0e3f6b50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.007327] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3cd6eb5cd [ 39.008732] RDX: 0000559ef6157e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.010130] RBP: 00007ffd0e3f6bb0 R08: 0000000000000000 R09: 00007ffd0e3f6250 [ 39.011542] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f03d35ad0 [ 39.012940] R13: 00007ffd0e3f6fe0 R14: 0000559f03d36bc0 R15: 0000559f03d47780 [ 39.014374] [ 39.014809] irq event stamp: 1845 [ 39.015415] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 39.017112] hardirqs last disabled at (1864): [] __up_console_sem+0x5d/0x80 [ 39.018936] softirqs last enabled at (1354): [] handle_softirqs+0x50c/0x770 [ 39.020780] softirqs last disabled at (1883): [] __irq_exit_rcu+0xc4/0x100 [ 39.022437] ---[ end trace 0000000000000000 ]--- [ 41.821232] ------------[ cut here ]------------ [ 41.822189] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.824198] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 41.825646] Modules linked in: [ 41.826240] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.829664] Tainted: [W]=WARN [ 41.830240] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.831779] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.832705] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 41.835875] RSP: 0018:ffff88801748fbc0 EFLAGS: 00010286 [ 41.836870] RAX: 0000000000000000 RBX: ffffed1002e91f78 RCX: ffffffff813a4050 [ 41.838143] RDX: ffff88800ef9d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.839438] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e91f2f [ 41.840718] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.841994] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801748fdf8 [ 41.843278] FS: 00007fbf9906f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.844744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.845807] CR2: 00007ffe4dc18ef7 CR3: 000000000e02c000 CR4: 0000000000350ef0 [ 41.847098] Call Trace: [ 41.847595] [ 41.848007] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.848897] ? __create_object+0x59/0x80 [ 41.849678] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.850657] __vmalloc_noprof+0x59/0x60 [ 41.851417] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.852238] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.853173] bpf_prog_alloc+0x39/0x200 [ 41.853908] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.854847] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.855734] do_seccomp+0x349/0x25e0 [ 41.856454] ? find_held_lock+0x2b/0x80 [ 41.857171] ? do_prlimit+0x310/0x610 [ 41.857912] ? __pfx_do_seccomp+0x10/0x10 [ 41.858703] ? do_raw_spin_unlock+0x53/0x220 [ 41.859536] ? _raw_spin_unlock+0x1e/0x40 [ 41.860288] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.861263] ? static_key_count+0x60/0x80 [ 41.862063] prctl_set_seccomp+0x4e/0x70 [ 41.862844] __do_sys_prctl+0xe6c/0x1d70 [ 41.863629] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.864474] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.865457] ? irqentry_exit+0xf3/0x650 [ 41.866183] do_syscall_64+0xbf/0x430 [ 41.866917] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.867872] RIP: 0033:0x7fbf995615cd [ 41.868576] 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 [ 41.871762] RSP: 002b:00007ffe4dc16c50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.873135] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbf995615cd [ 41.874419] RDX: 0000556d2e822e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.875589] RBP: 00007ffe4dc16cb0 R08: 0000000000000000 R09: 00007ffe4dc16350 [ 41.876653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556d64f00ad0 [ 41.877718] R13: 00007ffe4dc170e0 R14: 0000556d64f01bc0 R15: 0000556d64f12780 [ 41.878807] [ 41.879161] irq event stamp: 2111 [ 41.879701] hardirqs last enabled at (2121): [] __up_console_sem+0x78/0x80 [ 41.880966] hardirqs last disabled at (2130): [] __up_console_sem+0x5d/0x80 [ 41.882239] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 41.883531] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 41.884784] ---[ end trace 0000000000000000 ]--- [ 42.791803] ------------[ cut here ]------------ [ 42.792823] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.795010] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 42.796630] Modules linked in: [ 42.797281] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.799526] Tainted: [W]=WARN [ 42.800116] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.801722] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.802728] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.806162] RSP: 0018:ffff88800f07fbc0 EFLAGS: 00010286 [ 42.807257] RAX: 0000000000000000 RBX: ffffed1001e0ff78 RCX: ffffffff813a4050 [ 42.808630] RDX: ffff888016160000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.810008] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e0ff2f [ 42.811421] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.812806] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f07fdf8 [ 42.814207] FS: 00007f267d401900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.815759] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.816914] CR2: 00007f267d8f3580 CR3: 000000000d2c4000 CR4: 0000000000350ef0 [ 42.818327] Call Trace: [ 42.818836] [ 42.819269] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.820251] ? __create_object+0x59/0x80 [ 42.821096] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.822162] __vmalloc_noprof+0x59/0x60 [ 42.823003] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.823951] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.824957] bpf_prog_alloc+0x39/0x200 [ 42.825753] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.826759] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.827731] do_seccomp+0x349/0x25e0 [ 42.828493] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.829475] ? __pfx_do_seccomp+0x10/0x10 [ 42.830278] ? find_held_lock+0x2b/0x80 [ 42.831120] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.832171] ? static_key_count+0x60/0x80 [ 42.833036] prctl_set_seccomp+0x4e/0x70 [ 42.833865] __do_sys_prctl+0xe6c/0x1d70 [ 42.834723] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.835638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.836665] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.837716] ? irqentry_exit+0xf3/0x650 [ 42.838559] do_syscall_64+0xbf/0x430 [ 42.839353] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.840356] RIP: 0033:0x7f267d8f35cd [ 42.841067] 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 [ 42.844443] RSP: 002b:00007fff4e9c2a50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.845894] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f267d8f35cd [ 42.847323] RDX: 000055ffd50f5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.848649] RBP: 00007fff4e9c2ab0 R08: 0000000000000000 R09: 00007fff4e9c2150 [ 42.850026] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560013fccb10 [ 42.851411] R13: 00007fff4e9c2ee0 R14: 0000560013fcd2b0 R15: 0000560013fe16f0 [ 42.852782] [ 42.853244] irq event stamp: 1745 [ 42.853940] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 42.855472] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 42.856813] softirqs last enabled at (1558): [] handle_softirqs+0x50c/0x770 [ 42.858201] softirqs last disabled at (1553): [] __irq_exit_rcu+0xc4/0x100 [ 42.859548] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:12477' (ECDSA) to the list of known hosts. 2025/11/18 06:08:00 fuzzer started 2025/11/18 06:08:01 dialing manager at localhost:37895 2025/11/18 06:08:01 checking machine... 2025/11/18 06:08:01 checking revisions... [ 43.732887] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:08:01 testing simple program... [ 43.814731] cgroup: Unknown subsys name 'net' [ 43.876269] cgroup: Unknown subsys name 'cpuset' [ 43.895511] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:08:00 Registers: info registers vcpu 0 RAX=ffff888012b41500 RBX=0000000000000000 RCX=ffffffff8152d723 RDX=ffff8880125b1b08 RSI=0000000000000000 RDI=ffff888014b93780 RBP=ffff888014b93780 RSP=ffff88806ce08dc8 R8 =0000000000000001 R9 =ffffed100d9c11aa R10=0000000000000003 R11=0000000000000001 R12=ffff888012b44190 R13=0000000000000246 R14=ffff888014b93780 R15=ffff888009462280 RIP=ffffffff81b61984 RFL=00000086 [--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 00007fedea3a4700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000556d64f25768 CR3=0000000009bb4000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732030303a3830 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363338 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=0000000000000001 RBX=ffff888009613780 RCX=ffffffff8147a6a1 RDX=ffffed10012c276e RSI=0000000000000008 RDI=ffff888009613b68 RBP=0000000000000001 RSP=ffff88806cf08d38 R8 =0000000000000000 R9 =ffffed10012c276d R10=ffff888009613b6f R11=0000000000000001 R12=0000000000000001 R13=0000000000000088 R14=0000000000000001 R15=ffff888009613b68 RIP=ffffffff8147a796 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 00007fbf9906f900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe4dc10000 CR3=000000000c704000 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