syzkaller login: [ 38.982608] ------------[ cut here ]------------ [ 38.983579] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.985685] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.987178] Modules linked in: [ 38.987818] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.989835] Tainted: [W]=WARN [ 38.990402] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.991899] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.992821] 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 [ 38.996206] RSP: 0018:ffff8880177afbc0 EFLAGS: 00010286 [ 38.997200] RAX: 0000000000000000 RBX: ffffed1002ef5f78 RCX: ffffffff813a4050 [ 38.998522] RDX: ffff88800ee83780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.999828] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef5f2f [ 39.001132] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.002447] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177afdf8 [ 39.003777] FS: 00007f205d48b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.005250] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.006334] CR2: 00007ffce2d74ef7 CR3: 000000000d2a4000 CR4: 0000000000350ef0 [ 39.007643] Call Trace: [ 39.008116] [ 39.008566] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.009435] ? __create_object+0x59/0x80 [ 39.010229] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.011215] __vmalloc_noprof+0x59/0x60 [ 39.011982] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.012873] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.013838] bpf_prog_alloc+0x39/0x200 [ 39.014587] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.015549] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.016419] do_seccomp+0x349/0x25e0 [ 39.017151] ? find_held_lock+0x2b/0x80 [ 39.017926] ? do_prlimit+0x310/0x610 [ 39.018673] ? __pfx_do_seccomp+0x10/0x10 [ 39.019426] ? do_raw_spin_unlock+0x53/0x220 [ 39.020278] ? _raw_spin_unlock+0x1e/0x40 [ 39.021075] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.022066] ? static_key_count+0x60/0x80 [ 39.022880] prctl_set_seccomp+0x4e/0x70 [ 39.023674] __do_sys_prctl+0xe6c/0x1d70 [ 39.024421] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.025296] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.026280] ? irqentry_exit+0xf3/0x650 [ 39.027064] do_syscall_64+0xbf/0x430 [ 39.027816] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.028787] RIP: 0033:0x7f205d97d5cd [ 39.029465] 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 [ 39.032206] RSP: 002b:00007ffce2d73ae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.033397] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f205d97d5cd [ 39.034489] RDX: 000055bf7d502e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.035596] RBP: 00007ffce2d73b40 R08: 0000000000000000 R09: 00007ffce2d731e0 [ 39.036697] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bfab5072b0 [ 39.037804] R13: 00007ffce2d73f70 R14: 000055bfab509d20 R15: 000055bfab51b8d0 [ 39.038912] [ 39.039271] irq event stamp: 1711 [ 39.039827] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 39.041126] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 39.042447] softirqs last enabled at (1754): [] handle_softirqs+0x50c/0x770 [ 39.043787] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 39.045069] ---[ end trace 0000000000000000 ]--- [ 41.927923] ------------[ cut here ]------------ [ 41.928874] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.930920] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.932647] Modules linked in: [ 41.933245] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.935335] Tainted: [W]=WARN [ 41.935942] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.937451] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.938370] 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 [ 41.941614] RSP: 0018:ffff88801700fbc0 EFLAGS: 00010286 [ 41.942602] RAX: 0000000000000000 RBX: ffffed1002e01f78 RCX: ffffffff813a4050 [ 41.943892] RDX: ffff88800eee0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.945193] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e01f2f [ 41.946512] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.947788] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801700fdf8 [ 41.949070] FS: 00007fb3f30ce900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.950529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.951588] CR2: 00007ffd775b7ef7 CR3: 000000001fb84000 CR4: 0000000000350ef0 [ 41.952870] Call Trace: [ 41.953346] [ 41.953815] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.954723] ? __create_object+0x59/0x80 [ 41.955507] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.956425] __vmalloc_noprof+0x59/0x60 [ 41.957186] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.958076] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.959016] bpf_prog_alloc+0x39/0x200 [ 41.959750] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.960677] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.961608] do_seccomp+0x349/0x25e0 [ 41.962287] ? find_held_lock+0x2b/0x80 [ 41.963048] ? do_prlimit+0x310/0x610 [ 41.963783] ? __pfx_do_seccomp+0x10/0x10 [ 41.964571] ? do_raw_spin_unlock+0x53/0x220 [ 41.965366] ? _raw_spin_unlock+0x1e/0x40 [ 41.966148] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.967101] ? static_key_count+0x60/0x80 [ 41.967899] prctl_set_seccomp+0x4e/0x70 [ 41.968684] __do_sys_prctl+0xe6c/0x1d70 [ 41.969443] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.970290] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.971260] ? irqentry_exit+0xf3/0x650 [ 41.972028] do_syscall_64+0xbf/0x430 [ 41.972759] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.973725] RIP: 0033:0x7fb3f35c05cd [ 41.974386] 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 [ 41.977628] RSP: 002b:00007ffd775b6920 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.978979] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb3f35c05cd [ 41.980258] RDX: 0000563010f01e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.981550] RBP: 00007ffd775b6980 R08: 0000000000000000 R09: 00007ffd775b6020 [ 41.982827] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563019413240 [ 41.984105] R13: 00007ffd775b6db0 R14: 000056301941c380 R15: 0000563019427540 [ 41.985416] [ 41.985891] irq event stamp: 1797 [ 41.986444] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 41.987724] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 41.988983] softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770 [ 41.990272] softirqs last disabled at (1637): [] __irq_exit_rcu+0xc4/0x100 [ 41.991548] ---[ end trace 0000000000000000 ]--- [ 42.593959] ------------[ cut here ]------------ [ 42.594731] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.596387] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.597786] Modules linked in: [ 42.598279] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.600130] Tainted: [W]=WARN [ 42.600635] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.601859] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.602615] 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 [ 42.605225] RSP: 0018:ffff888013b1fbc0 EFLAGS: 00010286 [ 42.606050] RAX: 0000000000000000 RBX: ffffed1002763f78 RCX: ffffffff813a4050 [ 42.607110] RDX: ffff888015aa0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.608163] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002763f2f [ 42.609222] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.610284] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013b1fdf8 [ 42.611340] FS: 00007f5caf230900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.612529] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.613380] CR2: 00007ffc8a8f2ef7 CR3: 000000001a444000 CR4: 0000000000350ef0 [ 42.614441] Call Trace: [ 42.614848] [ 42.615188] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.615933] ? __create_object+0x59/0x80 [ 42.616585] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.617363] __vmalloc_noprof+0x59/0x60 [ 42.617999] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.618727] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.619465] bpf_prog_alloc+0x39/0x200 [ 42.620090] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.620863] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.621616] do_seccomp+0x349/0x25e0 [ 42.622174] ? find_held_lock+0x2b/0x80 [ 42.622805] ? do_prlimit+0x310/0x610 [ 42.623391] ? __pfx_do_seccomp+0x10/0x10 [ 42.624045] ? do_raw_spin_unlock+0x53/0x220 [ 42.624754] ? _raw_spin_unlock+0x1e/0x40 [ 42.625359] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.626133] ? static_key_count+0x60/0x80 [ 42.626775] prctl_set_seccomp+0x4e/0x70 [ 42.627362] __do_sys_prctl+0xe6c/0x1d70 [ 42.627985] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.628681] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.629433] ? irqentry_exit+0xf3/0x650 [ 42.630048] do_syscall_64+0xbf/0x430 [ 42.630630] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.631354] RIP: 0033:0x7f5caf7225cd [ 42.631923] 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 [ 42.634452] RSP: 002b:00007ffc8a8f11e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.635582] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5caf7225cd [ 42.636611] RDX: 00005653b7630e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.637656] RBP: 00007ffc8a8f1240 R08: 0000000000000000 R09: 00007ffc8a8f08e0 [ 42.638680] R10: 0000000000000000 R11: 0000000000000246 R12: 00005653e7c6fb10 [ 42.639741] R13: 00007ffc8a8f1670 R14: 00005653e7c702b0 R15: 00005653e7c846f0 [ 42.640824] [ 42.641174] irq event stamp: 1805 [ 42.641724] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 42.642985] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 42.644237] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 42.645526] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 42.646782] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:1915' (ECDSA) to the list of known hosts. 2025/11/18 22:21:01 fuzzer started 2025/11/18 22:21:02 dialing manager at localhost:34383 2025/11/18 22:21:02 checking machine... 2025/11/18 22:21:02 checking revisions... [ 43.471390] kmemleak: Automatic memory scanning thread ended 2025/11/18 22:21:02 testing simple program... [ 43.566162] cgroup: Unknown subsys name 'net' [ 43.629923] cgroup: Unknown subsys name 'cpuset' [ 43.642511] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:21:01 Registers: info registers vcpu 0 RAX=00000000874e8019 RBX=ffffffff85c2ca00 RCX=0000000083d55a9e RDX=00000000e7bd9773 RSI=00000000425c1b48 RDI=00000000d9a7945d RBP=ffffffff85c2d458 RSP=ffff88806ce088a8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffffffff85c2d480 R13=00000000425c1b48 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815275cc RFL=00000082 [--S----] 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 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f454bd6d000 CR3=000000000d775000 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=c0c61ee4f2c96baf82433721fdf79047 XMM02=0000000000302708eff9b2d0a8fce9cb XMM03=00000000003027d82c67c8bc2e329bc3 XMM04=5e8aed6832a5b25500000000000ae988 XMM05=a746811b28813a37000000000031ef08 XMM06=474038aa6c007e1f000000000031e900 XMM07=e042d86d42eb936e000000000030e258 XMM08=b569f1cba0c6844a00000000003027d8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=eb8a3cfc2a4dc88f RDX=0000000060a32d2e RSI=00000000e1b8ee1a RDI=00000000d9a7945d RBP=ffffffff85e1ffe0 RSP=ffff888009757708 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff8152926b RFL=00000206 [-----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 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=00007ffd775b0000 CR3=000000001fb56000 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=0000000000000000ffff000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000