syzkaller login: [ 39.161253] ------------[ cut here ]------------ [ 39.162232] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.164252] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.165692] Modules linked in: [ 39.166333] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.168341] Tainted: [W]=WARN [ 39.168889] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.170357] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.171293] 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 [ 39.174507] RSP: 0018:ffff88800f637bc0 EFLAGS: 00010286 [ 39.175479] RAX: 0000000000000000 RBX: ffffed1001ec6f78 RCX: ffffffff813a4050 [ 39.176775] RDX: ffff888018189bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.178073] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ec6f2f [ 39.179347] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.180638] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f637df8 [ 39.181919] FS: 00007f59f307e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.183374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.184439] CR2: 00007fff48935ef8 CR3: 000000000eb1b000 CR4: 0000000000350ef0 [ 39.185743] Call Trace: [ 39.186253] [ 39.186678] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.187590] ? __create_object+0x59/0x80 [ 39.188395] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.189367] __vmalloc_noprof+0x59/0x60 [ 39.190121] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.190953] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.191872] bpf_prog_alloc+0x39/0x200 [ 39.192608] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.193532] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.194458] do_seccomp+0x349/0x25e0 [ 39.195192] ? find_held_lock+0x2b/0x80 [ 39.195895] ? do_prlimit+0x310/0x610 [ 39.196632] ? __pfx_do_seccomp+0x10/0x10 [ 39.197432] ? do_raw_spin_unlock+0x53/0x220 [ 39.198258] ? _raw_spin_unlock+0x1e/0x40 [ 39.199001] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.199970] ? static_key_count+0x60/0x80 [ 39.200777] prctl_set_seccomp+0x4e/0x70 [ 39.201573] __do_sys_prctl+0xe6c/0x1d70 [ 39.202360] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.203232] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.204214] ? irqentry_exit+0xf3/0x650 [ 39.204939] do_syscall_64+0xbf/0x430 [ 39.205684] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.206652] RIP: 0033:0x7f59f35705cd [ 39.207385] 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 [ 39.210562] RSP: 002b:00007fff48933a30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.211920] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f59f35705cd [ 39.213187] RDX: 000055ccdf5d8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.214546] RBP: 00007fff48933a90 R08: 0000000000000000 R09: 00007fff48933130 [ 39.215839] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cce683ead0 [ 39.217129] R13: 00007fff48933ec0 R14: 000055cce683fbc0 R15: 000055cce6850780 [ 39.218422] [ 39.218859] irq event stamp: 1749 [ 39.219520] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 39.221051] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 39.222607] softirqs last enabled at (1662): [] handle_softirqs+0x50c/0x770 [ 39.224134] softirqs last disabled at (1657): [] __irq_exit_rcu+0xc4/0x100 [ 39.225655] ---[ end trace 0000000000000000 ]--- [ 42.119626] ------------[ cut here ]------------ [ 42.120396] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.122123] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.123342] Modules linked in: [ 42.123832] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.125485] Tainted: [W]=WARN [ 42.125953] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.127186] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.127905] 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 [ 42.130617] RSP: 0018:ffff88800721fbc0 EFLAGS: 00010286 [ 42.131433] RAX: 0000000000000000 RBX: ffffed1000e43f78 RCX: ffffffff813a4050 [ 42.132500] RDX: ffff888017a69bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.134067] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1000e43f2f [ 42.135169] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.136237] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800721fdf8 [ 42.137312] FS: 00007fd92509a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.138514] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.139393] CR2: 00007ffc0c21def8 CR3: 000000001f1a7000 CR4: 0000000000350ef0 [ 42.140450] Call Trace: [ 42.140834] [ 42.141223] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.141932] ? __create_object+0x59/0x80 [ 42.142602] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.143411] __vmalloc_noprof+0x59/0x60 [ 42.144002] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.144745] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.145518] bpf_prog_alloc+0x39/0x200 [ 42.146149] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.146902] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.147655] do_seccomp+0x349/0x25e0 [ 42.148249] ? find_held_lock+0x2b/0x80 [ 42.148845] ? do_prlimit+0x310/0x610 [ 42.149467] ? __pfx_do_seccomp+0x10/0x10 [ 42.150119] ? do_raw_spin_unlock+0x53/0x220 [ 42.150780] ? _raw_spin_unlock+0x1e/0x40 [ 42.151435] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.152236] ? static_key_count+0x60/0x80 [ 42.152864] prctl_set_seccomp+0x4e/0x70 [ 42.153500] __do_sys_prctl+0xe6c/0x1d70 [ 42.154160] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.154837] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.155646] ? irqentry_exit+0xf3/0x650 [ 42.156286] do_syscall_64+0xbf/0x430 [ 42.156870] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.157657] RIP: 0033:0x7fd92558c5cd [ 42.158235] 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 [ 42.160895] RSP: 002b:00007ffc0c21b8e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.162047] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd92558c5cd [ 42.163135] RDX: 0000559bf1c3ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.164223] RBP: 00007ffc0c21b940 R08: 0000000000000000 R09: 00007ffc0c21afe0 [ 42.165296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c1b6072b0 [ 42.166378] R13: 00007ffc0c21bd70 R14: 0000559c1b609d20 R15: 0000559c1b61b8d0 [ 42.167480] [ 42.167840] irq event stamp: 1709 [ 42.168392] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 42.169674] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 42.170961] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 42.172253] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 42.173512] ---[ end trace 0000000000000000 ]--- [ 42.875609] ------------[ cut here ]------------ [ 42.876522] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.878468] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.879905] Modules linked in: [ 42.880569] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.882545] Tainted: [W]=WARN [ 42.883145] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.884603] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.885496] 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 [ 42.888606] RSP: 0018:ffff88800725fbc0 EFLAGS: 00010286 [ 42.889562] RAX: 0000000000000000 RBX: ffffed1000e4bf78 RCX: ffffffff813a4050 [ 42.890834] RDX: ffff88801708b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.892088] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1000e4bf2f [ 42.893332] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.894605] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800725fdf8 [ 42.895870] FS: 00007f9824ddc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.897276] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.898327] CR2: 00007f98253424a6 CR3: 000000000cb70000 CR4: 0000000000350ef0 [ 42.899603] Call Trace: [ 42.900102] [ 42.900505] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.901396] ? __create_object+0x59/0x80 [ 42.902167] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.903129] __vmalloc_noprof+0x59/0x60 [ 42.903828] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.904681] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.905604] bpf_prog_alloc+0x39/0x200 [ 42.906323] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.907253] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.908130] do_seccomp+0x349/0x25e0 [ 42.908794] ? find_held_lock+0x2b/0x80 [ 42.909536] ? do_prlimit+0x310/0x610 [ 42.910276] ? __pfx_do_seccomp+0x10/0x10 [ 42.911064] ? do_raw_spin_unlock+0x53/0x220 [ 42.911838] ? _raw_spin_unlock+0x1e/0x40 [ 42.912601] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.913555] ? static_key_count+0x60/0x80 [ 42.914355] prctl_set_seccomp+0x4e/0x70 [ 42.915131] __do_sys_prctl+0xe6c/0x1d70 [ 42.915862] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.916709] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.917660] ? irqentry_exit+0xf3/0x650 [ 42.918410] do_syscall_64+0xbf/0x430 [ 42.919146] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.920072] RIP: 0033:0x7f98252ce5cd [ 42.920716] 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 [ 42.923808] RSP: 002b:00007ffe966fb1b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.925145] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f98252ce5cd [ 42.926409] RDX: 0000561903be3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.927679] RBP: 00007ffe966fb210 R08: 0000000000000000 R09: 00007ffe966fa8b0 [ 42.928929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561931c8bad0 [ 42.930195] R13: 00007ffe966fb640 R14: 0000561931c8cbc0 R15: 0000561931c9d780 [ 42.931484] [ 42.931902] irq event stamp: 1769 [ 42.932546] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 42.934058] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 42.935570] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 42.937093] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 42.938587] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:50360' (ECDSA) to the list of known hosts. 2025/11/18 10:37:58 fuzzer started 2025/11/18 10:37:59 dialing manager at localhost:34383 2025/11/18 10:37:59 checking machine... 2025/11/18 10:37:59 checking revisions... [ 43.751137] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:37:59 testing simple program... [ 43.812120] cgroup: Unknown subsys name 'net' [ 43.861722] cgroup: Unknown subsys name 'cpuset' [ 43.871509] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:37:58 Registers: info registers vcpu 0 RAX=00000000000000f1 RBX=ffff888017a68080 RCX=ffff888017a68000 RDX=00000000000f502a RSI=0000000000000041 RDI=dffffc0000000000 RBP=ffff88806ce37cb0 RSP=ffff88806ce08c08 R8 =ffffffff85c2ca00 R9 =ffff88806ce37d00 R10=1ffff1100d9c6f9e R11=0000000000000001 R12=ffff88806ce37340 R13=ffff88806ce37d04 R14=ffff88806ce37cf0 R15=ffff888017a680a8 RIP=ffffffff814e3936 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 00007fd92509a900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd92505f008 CR3=000000000d735000 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=000000000002095b 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 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9bc20af000 CR3=000000000d467000 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=2038353a37333a303120383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037353a37333a3031203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000