[ 39.085325] ------------[ cut here ]------------ [ 39.086251] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.088807] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.090529] Modules linked in: [ 39.091243] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.093248] Tainted: [W]=WARN [ 39.093811] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.095285] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.096254] 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 [ 39.099533] RSP: 0018:ffff88801962fbc0 EFLAGS: 00010286 [ 39.100537] RAX: 0000000000000000 RBX: ffffed10032c5f78 RCX: ffffffff813a4050 [ 39.101876] RDX: ffff888015b8b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.103167] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032c5f2f [ 39.104488] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.105792] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801962fdf8 [ 39.107082] FS: 00007ff8c989b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.108568] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.109655] CR2: 00007ff8c9e014a6 CR3: 000000000d7f0000 CR4: 0000000000350ef0 [ 39.110977] Call Trace: [ 39.111444] [ 39.111873] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.112786] ? __create_object+0x59/0x80 [ 39.113569] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.114550] __vmalloc_noprof+0x59/0x60 [ 39.115318] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.116254] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.117202] bpf_prog_alloc+0x39/0x200 [ 39.117892] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.118829] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.119767] do_seccomp+0x349/0x25e0 [ 39.120487] ? find_held_lock+0x2b/0x80 [ 39.121257] ? do_prlimit+0x310/0x610 [ 39.122012] ? __pfx_do_seccomp+0x10/0x10 [ 39.122764] ? do_raw_spin_unlock+0x53/0x220 [ 39.123621] ? _raw_spin_unlock+0x1e/0x40 [ 39.124424] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.125416] ? static_key_count+0x60/0x80 [ 39.126246] prctl_set_seccomp+0x4e/0x70 [ 39.127050] __do_sys_prctl+0xe6c/0x1d70 [ 39.127833] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.128735] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.129715] ? irqentry_exit+0xf3/0x650 [ 39.130498] do_syscall_64+0xbf/0x430 [ 39.131273] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.132235] RIP: 0033:0x7ff8c9d8d5cd [ 39.132906] 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 [ 39.136165] RSP: 002b:00007ffdd36791b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.137572] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff8c9d8d5cd [ 39.138906] RDX: 000055bc30647e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.140221] RBP: 00007ffdd3679210 R08: 0000000000000000 R09: 00007ffdd36788b0 [ 39.141527] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bc363fb240 Debian GNU/Linux[ 39.142829] R13: 00007ffdd3679640 R14: 000055bc36404380 R15: 000055bc3640f540 11 syzkaller tt[ 39.144312] yS0[ 39.144895] irq event stamp: 1877 [ 39.145587] hardirqs last enabled at (1887): [] __up_console_sem+0x78/0x80 [ 39.147120] hardirqs last disabled at (1896): [] __up_console_sem+0x5d/0x80 [ 39.148718] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 39.150287] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 syzkaller[ 39.151823] ---[ end trace 0000000000000000 ]--- login: [ 42.333417] ------------[ cut here ]------------ [ 42.334327] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.336333] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.337778] Modules linked in: [ 42.338399] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.340405] Tainted: [W]=WARN [ 42.341007] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.342700] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.343694] 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 [ 42.346987] RSP: 0018:ffff888016917bc0 EFLAGS: 00010286 [ 42.347928] RAX: 0000000000000000 RBX: ffffed1002d22f78 RCX: ffffffff813a4050 [ 42.349255] RDX: ffff888017703780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.350531] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d22f2f [ 42.351836] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.353116] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016917df8 [ 42.354390] FS: 00007ff649902900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.355840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.356899] CR2: 00007ff649df4580 CR3: 000000001f936000 CR4: 0000000000350ef0 [ 42.358173] Call Trace: [ 42.358641] [ 42.359106] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.360009] ? __create_object+0x59/0x80 [ 42.360742] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.361703] __vmalloc_noprof+0x59/0x60 [ 42.362472] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.363358] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.364310] bpf_prog_alloc+0x39/0x200 [ 42.365066] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.366003] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.366864] do_seccomp+0x349/0x25e0 [ 42.367588] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.368494] ? __pfx_do_seccomp+0x10/0x10 [ 42.369289] ? find_held_lock+0x2b/0x80 [ 42.370068] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.371026] ? static_key_count+0x60/0x80 [ 42.371796] prctl_set_seccomp+0x4e/0x70 [ 42.372580] __do_sys_prctl+0xe6c/0x1d70 [ 42.373378] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.374242] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.375212] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.376202] ? irqentry_exit+0xf3/0x650 [ 42.376930] do_syscall_64+0xbf/0x430 [ 42.377687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.378631] RIP: 0033:0x7ff649df45cd [ 42.379338] 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 [ 42.382477] RSP: 002b:00007fff956fb9c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.383875] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff649df45cd [ 42.385148] RDX: 000055f28d985e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.386439] RBP: 00007fff956fba20 R08: 0000000000000000 R09: 00007fff956fb0c0 [ 42.387760] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f2cb2c52b0 [ 42.388978] R13: 00007fff956fbe50 R14: 000055f2cb2c7d20 R15: 000055f2cb2d98d0 [ 42.390063] [ 42.390413] irq event stamp: 1787 [ 42.390916] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 42.392233] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 42.393501] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 42.394787] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 42.396069] ---[ end trace 0000000000000000 ]--- [ 43.022230] ------------[ cut here ]------------ [ 43.023148] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.025149] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.026542] Modules linked in: [ 43.027161] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.029164] Tainted: [W]=WARN [ 43.029691] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.031087] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.031927] 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 [ 43.034988] RSP: 0018:ffff88801654fbc0 EFLAGS: 00010286 [ 43.035885] RAX: 0000000000000000 RBX: ffffed1002ca9f78 RCX: ffffffff813a4050 [ 43.037123] RDX: ffff88801a038000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.038348] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ca9f2f [ 43.039585] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.040810] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801654fdf8 [ 43.042043] FS: 00007f22e0031900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.043423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.044458] CR2: 00007f22e0523580 CR3: 000000000d163000 CR4: 0000000000350ef0 [ 43.045695] Call Trace: [ 43.046187] [ 43.046583] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.047455] ? __create_object+0x59/0x80 [ 43.048231] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.049166] __vmalloc_noprof+0x59/0x60 [ 43.049858] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.050696] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.051595] bpf_prog_alloc+0x39/0x200 [ 43.052301] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.053197] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.054071] do_seccomp+0x349/0x25e0 [ 43.054713] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.055588] ? __pfx_do_seccomp+0x10/0x10 [ 43.056350] ? find_held_lock+0x2b/0x80 [ 43.057781] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.058724] ? static_key_count+0x60/0x80 [ 43.059518] prctl_set_seccomp+0x4e/0x70 [ 43.060280] __do_sys_prctl+0xe6c/0x1d70 [ 43.061037] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.061825] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.062757] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.063698] ? irqentry_exit+0xf3/0x650 [ 43.064438] do_syscall_64+0xbf/0x430 [ 43.065154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.066083] RIP: 0033:0x7f22e05235cd [ 43.066720] 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 [ 43.069742] RSP: 002b:00007ffcfc519420 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.071054] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f22e05235cd [ 43.072306] RDX: 0000562815ff9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.073541] RBP: 00007ffcfc519480 R08: 0000000000000000 R09: 00007ffcfc518b20 [ 43.074772] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562842564ad0 [ 43.076012] R13: 00007ffcfc5198b0 R14: 0000562842565bc0 R15: 0000562842576780 [ 43.077258] [ 43.077664] irq event stamp: 1795 [ 43.078289] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 43.079762] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 43.081218] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 43.082702] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 43.084158] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55670' (ECDSA) to the list of known hosts. 2025/11/19 03:21:16 fuzzer started 2025/11/19 03:21:16 dialing manager at localhost:34383 2025/11/19 03:21:16 checking machine... 2025/11/19 03:21:16 checking revisions... [ 43.935782] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:21:16 testing simple program... [ 44.025340] cgroup: Unknown subsys name 'net' [ 44.078396] cgroup: Unknown subsys name 'cpuset' [ 44.100353] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:21:15 Registers: info registers vcpu 0 RAX=0000000000000186 RBX=ffff888016fc8000 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888016fc8a80 RDI=ffff888016fc8a58 RBP=ffff888016fc8a58 RSP=ffff88801422ea58 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888016fc8a80 R13=6a5c580aceac53cb R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815228e4 RFL=00000002 [-------] 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 00007ff649902900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff6498c7008 CR3=000000001f8c0000 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=000000000002285d 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 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f16ef090168 CR3=000000000dfb2000 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=68661a8aa17dd7b8d344d72bc1039f1e XMM02=0000000000303cb8ec2efd57dc4c00df XMM03=000000000030fd28de9847c4bd2fd32b XMM04=4023eca02eb9622800000000000ae988 XMM05=d96330e2d2db86320000000000320688 XMM06=474038aa6c007e1f0000000000320510 XMM07=e042d86d42eb936e000000000030ffa8 XMM08=de9847c4bd2fd32b0000000000303d18 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000