syzkaller login: [ 54.049282] ------------[ cut here ]------------ [ 54.050206] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 54.052289] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 54.053761] Modules linked in: [ 54.054628] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 54.056693] Tainted: [W]=WARN [ 54.057283] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 54.058789] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 54.059706] 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 [ 54.062922] RSP: 0018:ffff888015d9fbc0 EFLAGS: 00010286 [ 54.063871] RAX: 0000000000000000 RBX: ffffed1002bb3f78 RCX: ffffffff813a4050 [ 54.065194] RDX: ffff888015f13780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 54.066492] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bb3f2f [ 54.067783] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 54.069059] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d9fdf8 [ 54.070365] FS: 00007ff31c10a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 54.071831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.072912] CR2: 00007ff31c6704a6 CR3: 000000000dd94000 CR4: 0000000000350ef0 [ 54.074204] Call Trace: [ 54.074684] [ 54.075151] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 54.076042] ? __create_object+0x59/0x80 [ 54.076779] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 54.077740] __vmalloc_noprof+0x59/0x60 [ 54.078510] bpf_prog_alloc_no_stats+0x55/0x470 [ 54.079387] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.080331] bpf_prog_alloc+0x39/0x200 [ 54.081084] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.082045] bpf_prog_create_from_user+0xb2/0x2f0 [ 54.082963] do_seccomp+0x349/0x25e0 [ 54.083637] ? find_held_lock+0x2b/0x80 [ 54.084399] ? do_prlimit+0x310/0x610 [ 54.085137] ? __pfx_do_seccomp+0x10/0x10 [ 54.085870] ? do_raw_spin_unlock+0x53/0x220 [ 54.086728] ? _raw_spin_unlock+0x1e/0x40 [ 54.087520] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 54.088501] ? static_key_count+0x60/0x80 [ 54.089317] prctl_set_seccomp+0x4e/0x70 [ 54.090101] __do_sys_prctl+0xe6c/0x1d70 [ 54.090872] ? __pfx___do_sys_prctl+0x10/0x10 [ 54.091739] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 54.092707] ? irqentry_exit+0xf3/0x650 [ 54.093490] do_syscall_64+0xbf/0x430 [ 54.094243] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.095228] RIP: 0033:0x7ff31c5fc5cd [ 54.095948] 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 [ 54.099159] RSP: 002b:00007ffe9c5edf90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 54.100540] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff31c5fc5cd [ 54.101839] RDX: 000055848f8efe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 54.103141] RBP: 00007ffe9c5edff0 R08: 0000000000000000 R09: 00007ffe9c5ed690 [ 54.104413] R10: 0000000000000000 R11: 0000000000000246 R12: 00005584ac3922b0 [ 54.105712] R13: 00007ffe9c5ee420 R14: 00005584ac394d20 R15: 00005584ac3a68d0 [ 54.107040] [ 54.107469] irq event stamp: 1895 [ 54.108136] hardirqs last enabled at (1905): [] __up_console_sem+0x78/0x80 [ 54.109658] hardirqs last disabled at (1914): [] __up_console_sem+0x5d/0x80 [ 54.111205] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 54.112764] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 54.114278] ---[ end trace 0000000000000000 ]--- [ 57.575702] ------------[ cut here ]------------ [ 57.576732] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 57.579072] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 57.580669] Modules linked in: [ 57.581365] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 57.583834] Tainted: [W]=WARN [ 57.584568] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 57.586188] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 57.587213] 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 [ 57.590704] RSP: 0018:ffff88801ac7fbc0 EFLAGS: 00010286 [ 57.591779] RAX: 0000000000000000 RBX: ffffed100358ff78 RCX: ffffffff813a4050 [ 57.593193] RDX: ffff88800e960000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 57.594617] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100358ff2f [ 57.596025] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 57.597433] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ac7fdf8 [ 57.598863] FS: 00007f50da949900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 57.600467] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.601629] CR2: 00007ffdf8f43ef7 CR3: 000000001fe50000 CR4: 0000000000350ef0 [ 57.603053] Call Trace: [ 57.603560] [ 57.604067] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 57.605047] ? __create_object+0x59/0x80 [ 57.605842] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 57.606943] __vmalloc_noprof+0x59/0x60 [ 57.607719] bpf_prog_alloc_no_stats+0x55/0x470 [ 57.608670] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.609689] bpf_prog_alloc+0x39/0x200 [ 57.610509] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.611526] bpf_prog_create_from_user+0xb2/0x2f0 [ 57.612488] do_seccomp+0x349/0x25e0 [ 57.613283] ? find_held_lock+0x2b/0x80 [ 57.614114] ? do_prlimit+0x310/0x610 [ 57.614950] ? __pfx_do_seccomp+0x10/0x10 [ 57.615766] ? do_raw_spin_unlock+0x53/0x220 [ 57.616673] ? _raw_spin_unlock+0x1e/0x40 [ 57.617518] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 57.618602] ? static_key_count+0x60/0x80 [ 57.619482] prctl_set_seccomp+0x4e/0x70 [ 57.620315] __do_sys_prctl+0xe6c/0x1d70 [ 57.621161] ? __pfx___do_sys_prctl+0x10/0x10 [ 57.622085] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 57.623145] ? irqentry_exit+0xf3/0x650 [ 57.623977] do_syscall_64+0xbf/0x430 [ 57.624726] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.625749] RIP: 0033:0x7f50dae3b5cd [ 57.626538] 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 [ 57.629940] RSP: 002b:00007ffdf8f42520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 57.631414] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f50dae3b5cd [ 57.632800] RDX: 000055d63e415e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 57.634165] RBP: 00007ffdf8f42580 R08: 0000000000000000 R09: 00007ffdf8f41c20 [ 57.635561] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d6655c5ad0 [ 57.636944] R13: 00007ffdf8f429b0 R14: 000055d6655c6bc0 R15: 000055d6655d7780 [ 57.638361] [ 57.638817] irq event stamp: 1821 [ 57.639412] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 57.640807] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 57.642199] softirqs last enabled at (1608): [] handle_softirqs+0x50c/0x770 [ 57.643633] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 57.645012] ---[ end trace 0000000000000000 ]--- [ 58.562276] ------------[ cut here ]------------ [ 58.563215] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 58.565235] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 58.566707] Modules linked in: [ 58.567343] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 58.569557] Tainted: [W]=WARN [ 58.570571] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 58.572072] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 58.572991] 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 [ 58.576174] RSP: 0018:ffff88800ea67bc0 EFLAGS: 00010286 [ 58.577161] RAX: 0000000000000000 RBX: ffffed1001d4cf78 RCX: ffffffff813a4050 [ 58.578460] RDX: ffff88800e8bd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 58.579751] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d4cf2f [ 58.581057] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 58.582357] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ea67df8 [ 58.583642] FS: 00007f285a98a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 58.585102] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.586182] CR2: 00007ffc9aa71ef7 CR3: 000000000df3e000 CR4: 0000000000350ef0 [ 58.587489] Call Trace: [ 58.588011] [ 58.588431] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 58.589335] ? __create_object+0x59/0x80 [ 58.590119] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.591111] __vmalloc_noprof+0x59/0x60 [ 58.591826] bpf_prog_alloc_no_stats+0x55/0x470 [ 58.592701] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.593630] bpf_prog_alloc+0x39/0x200 [ 58.594366] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.595311] bpf_prog_create_from_user+0xb2/0x2f0 [ 58.596213] do_seccomp+0x349/0x25e0 [ 58.596938] ? find_held_lock+0x2b/0x80 [ 58.597640] ? do_prlimit+0x310/0x610 [ 58.598403] ? __pfx_do_seccomp+0x10/0x10 [ 58.599194] ? do_raw_spin_unlock+0x53/0x220 [ 58.600039] ? _raw_spin_unlock+0x1e/0x40 [ 58.600760] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 58.601723] ? static_key_count+0x60/0x80 [ 58.602537] prctl_set_seccomp+0x4e/0x70 [ 58.603321] __do_sys_prctl+0xe6c/0x1d70 [ 58.604123] ? __pfx___do_sys_prctl+0x10/0x10 [ 58.604978] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 58.605954] ? irqentry_exit+0xf3/0x650 [ 58.606696] do_syscall_64+0xbf/0x430 [ 58.607450] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.608416] RIP: 0033:0x7f285ae7c5cd [ 58.609126] 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 [ 58.612338] RSP: 002b:00007ffc9aa70370 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 58.613711] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f285ae7c5cd [ 58.615016] RDX: 0000564de6332e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 58.616317] RBP: 00007ffc9aa703d0 R08: 0000000000000000 R09: 00007ffc9aa6fa70 [ 58.617603] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564e1f41e240 [ 58.618860] R13: 00007ffc9aa70800 R14: 0000564e1f41dbf0 R15: 0000564e1f4324d0 [ 58.619961] [ 58.620308] irq event stamp: 1861 [ 58.620808] hardirqs last enabled at (1869): [] __up_console_sem+0x78/0x80 [ 58.622060] hardirqs last disabled at (1878): [] __up_console_sem+0x5d/0x80 [ 58.623315] softirqs last enabled at (1782): [] handle_softirqs+0x50c/0x770 [ 58.624586] softirqs last disabled at (1777): [] __irq_exit_rcu+0xc4/0x100 [ 58.625854] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7726' (ECDSA) to the list of known hosts. 2025/11/17 22:01:37 fuzzer started 2025/11/17 22:01:37 dialing manager at localhost:37895 2025/11/17 22:01:37 checking machine... 2025/11/17 22:01:37 checking revisions... [ 59.563650] kmemleak: Automatic memory scanning thread ended 2025/11/17 22:01:38 testing simple program... [ 59.646861] cgroup: Unknown subsys name 'net' [ 59.707805] cgroup: Unknown subsys name 'cpuset' [ 59.720242] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 22:01:37 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81ab1613 RCX=ffff8880171f714c RDX=1ffff11002e3ee4a RSI=ffffffff85e1ffe0 RDI=ffffffff81ab1613 RBP=ffffffff81ab1613 RSP=ffff8880171f71a8 R8 =0000000000000001 R9 =ffff8880171f7238 R10=000000000003c9ed R11=000000000002560c R12=0000000000000001 R13=0000000000000000 R14=ffff88801ca13780 R15=0000000000000cc0 RIP=ffffffff81439c92 RFL=00000297 [--S-APC] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9b14c65028 CR3=000000000e3e1000 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=756e696c2d34365f3638782f62696c2f XMM01=6f732e7061727762696c2f756e672d78 XMM02=00302e6f732e7061727762696c2f756e XMM03=672d78756e696c2d34365f3638782f62 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000002 RBX=0000000000000000 RCX=ffffffff87cecb40 RDX=0000000000000008 RSI=ffff888013d15de8 RDI=ffff888013d15340 RBP=ffff888013d15340 RSP=ffff88806cf08808 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000008 R13=0000000000000002 R14=ffff888013d15de8 R15=0000000000000003 RIP=ffffffff815265f4 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 00007f96d1e60900 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=00007f50daf010b0 CR3=000000000ca49000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=83024e6ff1a99ed200000000000ae988 XMM05=325c738e3d0cc4090000000000321c20 XMM06=c71fce10a5f2b5d20000000000320560 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000